WO2013013361A1

WO2013013361A1 - Wind turbine blade fully made of honeycomb board

Info

Publication number: WO2013013361A1
Application number: PCT/CN2011/001904
Authority: WO
Inventors: 周阳
Original assignee: 上海庆华蜂巢建材有限公司
Priority date: 2011-07-22
Filing date: 2011-11-14
Publication date: 2013-01-31
Also published as: CN102312798B; CN102312798A

Abstract

A wind turbine blade fully made of honeycomb boards comprises a housing and an internal support structure. The housing is mainly formed of an upper half housing and a lower half housing. The internal support structure is arranged in the housing, and connected to support portions of the upper half housing and the lower half housing respectively. The upper half housing is formed by bending a first honeycomb board (1). The lower half housing is formed by bending a second honeycomb board (2). The internal support structure is a longitudinal support board (3). The longitudinal support board is formed of a vertical honeycomb board (30). The longitudinal sections of the longitudinal support board and the housing at the support portions have the same shape and match in size. The blade structure reduces the weight of the wind turbine blade, increases the wind-to-power conversion efficiency of the wind turbine, simplifies the process of using the honeycomb boards to manufacture the wind turbine blade, and reduces the manufacturing costs.

Description

Full honeycomb panel wind turbine blade

Technical field

The present invention relates to a wind turbine blade, and more particularly to a wind turbine blade made of a full honeycomb panel. Background technique

The known wind turbine blade is generally made of glass fiber and resin. Because the wind turbine blade made by this method has the problems of large weight, large brittleness, and release of harmful gas during production, the development is light and has a light weight. Wind turbine blades with good fatigue strength and mechanical properties have become an important issue in the innovation of wind turbines. Due to their light weight, high strength-to-weight ratio, average force, high pressure resistance, good shock resistance and no deformation, honeycomb panels are used to manufacture wind power. The excellent material of the electric wind turbine blades, but due to the structural characteristics of the honeycomb panels, the shape of the wind turbine blades processed and combined into the wind turbine is quite difficult, so that the wind turbine blades manufactured by the honeycomb panels cannot be promoted. Summary of the invention

In view of the above problems with existing wind turbine blades, the present invention provides a wind turbine blade made of a full honeycomb panel.

The technical solution adopted by the present invention to solve the technical problem is:

A full honeycomb panel wind turbine wind turbine blade comprising a casing and an inner support structure, the casing being mainly composed of an upper half shell and a lower half shell, wherein the inner support structure is placed in the shell and The support portions of the upper half shell and the lower half shell are respectively connected, wherein the upper half shell is formed by bending of a first honeycomb panel, and the lower half shell is formed by bending of a second honeycomb panel, the inner support structure a longitudinal support plate, the longitudinal support plate is formed by an upright honeycomb plate, the longitudinal support plate and the casing have the same longitudinal cross-sectional shape at the support portion, and the size is matched, the first honeycomb plate and the second honeycomb The plate and the upright honeycomb panel include an upper panel, a lower panel, and a honeycomb core material, wherein the honeycomb core material is placed on the lower panel and closely adheres to the lower panel, and the upper panel covers the The honeycomb core material is closely adhered to the honeycomb core material.

The full honeycomb plate wind turbine blade, wherein the casing has a water droplet shape, and the water droplet tail is a spoiler angle of the wind turbine blade, and the spoiler angle is mainly a honeycomb panel and a second honeycomb panel; the first honeycomb panel includes a first slope, the first slope forming a first acute angle and a first blunt on a cross section thereof An angle, the first acute angle corresponding to the first oblique cross section forming the spoiler angle, the second honeycomb panel comprising a second inclined surface, the second inclined surface forming a second acute angle and a cross section thereof a second obtuse angle, a side of the second acute angle shared by the second obtuse angle and a side of the first obtuse angle not shared by the first acute angle, and a vertex of the second acute angle and the first The apex of the obtuse angle is in contact.

The above-mentioned full honeycomb panel wind turbine blade, wherein the casing has a teardrop shape in cross section, the teardrop head is a windward end of the wind turbine blade, and the windward end includes a first honeycomb a plate and a second honeycomb plate, wherein the first honeycomb plate has the same thickness as the second honeycomb plate, the first honeycomb plate is connected to the second honeycomb plate, and the connecting portion forms the windward end, the first A first connecting component is disposed between a honeycomb panel and the second honeycomb panel, and the first connecting component comprises:

a first channel profile and a second channel profile, the first channel profile and the second channel profile being identical in shape; the first channel profile comprising a slot and a slot bottom, the first slot shape The profile slot width is smaller than the thickness of the first honeycomb panel, the first slot profile slot is outwardly connected to the first honeycomb panel, and the first slot profile slot bottom is embedded in the first Between the upper and lower panels of the honeycomb panel and making the notch of the first channel profile flush with the edge of the first honeycomb panel;

The second channel profile includes a notch and a groove bottom, the second channel profile slot width is smaller than the thickness of the second honeycomb panel, and the second channel profile slot is outward and the second The honeycomb panels are connected, and the bottom of the second channel profile is embedded between the upper and lower panels of the second honeycomb panel and the notches of the second channel profile are flush with the edge of the second honeycomb panel ;

Also included is a polygonal profile that is divided into a left half and a right half in a centerline, the left half and the right half being symmetric about a centerline of the polygonal profile, the left half cross-sectional shape Matching the cross-sectional shape of the first channel profile, the right half cross-sectional shape matching the second channel profile cross-sectional shape, the left half of the polygonal profile extending into the first channel shape The profile is connected thereto and the right half of the polygonal profile projects into and is connected to the second channel profile.

The above-mentioned full honeycomb panel wind turbine blade, wherein an upright honeycomb panel forming the longitudinal support plate is respectively connected to the first honeycomb panel and the second honeycomb panel, the upright honeycomb panel and the first a pair of second connecting members are disposed between the honeycomb panel and the second honeycomb panel, the pair of second connecting members are u-shaped profiles, and the U-shaped profiles include grooves, groove walls on both sides, and groove bottoms, The groove opening width of the u-shaped profile is greater than the thickness of the upright honeycomb panel, and the groove bottom of one of the pair of U-shaped profiles is connected to the first honeycomb panel, wherein the other groove bottom and the second groove The honeycomb panels are connected, and the two ends of the upright honeycomb panel are not edge-sealed, and are respectively inserted into the grooves of the pair of u-shaped profiles, and are kept at a distance from the inner side of the groove walls of the two sides of the u-shaped profile and the bottom of the groove. Forming a filling gap, the filling gap A layer of filler material is provided, the layer of filler material filling the fill gap and the interior of the honeycomb core of the pair of u-shaped profile portions inserted into the pair of u-shaped profiles.

The above-mentioned full honeycomb panel wind turbine blade, wherein the casing is composed of a plurality of segments, the first honeycomb plate of the previous casing is a front honeycomb plate, and the first honeycomb plate of the subsequent casing is a rear honeycomb panel, the front honeycomb panel is spliced with the rear honeycomb panel, an upper panel of the front honeycomb panel is assembled with an upper panel of the rear honeycomb panel, and a lower panel of the front honeycomb panel and the rear honeycomb panel The bottom plate of the front honeycomb panel is joined to the honeycomb core material of the rear honeycomb panel at a splicing portion, and a third connecting member is disposed between the front honeycomb panel and the rear honeycomb panel The third connecting member is an upper connecting plate and a lower connecting plate, the upper connecting plate covering the split seam of the upper panel of the front honeycomb panel and the upper panel of the rear honeycomb panel, and the front honeycomb The upper panel is connected to the rear honeycomb panel, the lower connecting panel covers the split seam of the lower panel of the front honeycomb panel and the lower panel of the rear honeycomb panel, and the front panel of the honeycomb panel Connected to the lower panel of the honeycomb panel The connection between the second honeycomb panels of the two-stage housing is the same as the connection of the first honeycomb panels of the two-segment housing.

The full honeycomb panel wind turbine blade, wherein the first acute angle and the second acute angle together form the spoiler angle, and the second acute angle and the second obtuse angle share an edge An edge of the acute angle that is common to the first obtuse angle is joined, and a vertex of the second acute angle is in contact with an apex of the first acute angle, and a vertex of the second obtuse angle is in contact with an apex of the first obtuse angle.

The above-mentioned full honeycomb panel wind turbine blade, wherein the first honeycomb panel and the second honeycomb panel are connected by a fastener.

The full honeycomb panel wind turbine blade, wherein a filler material layer is disposed between the first channel profile and the first honeycomb panel, and the second channel profile and the second honeycomb panel are There is a layer of filler material.

The full honeycomb panel wind turbine blade, wherein the polygonal profile and the first channel profile and the second channel profile have a layer of filler material.

The full honeycomb panel wind turbine blade, wherein the first channel profile comprises two side groove walls, and the pair of counter holes penetrate the upper and lower panels of the first honeycomb panel and the first channel profile The groove walls on both sides and the first honeycomb panel, the first channel profile and the left half of the polygonal profile are joined together by a pair of fasteners passing through the pair of counterbore.

The full honeycomb panel wind turbine blade, wherein the second channel profile comprises two side groove walls, and the pair of counter holes penetrate the upper and lower panels of the second honeycomb panel and the second channel profile respectively The groove walls on both sides and the second honeycomb panel, the second channel profile and the right half of the polygonal profile are joined together by a pair of fasteners passing through the pair of counterbore. The above-mentioned full honeycomb plate wind turbine blade, wherein the upright honeycomb plate is connected by a plurality of segments, the upright honeycomb plate of the previous segment is a front upright honeycomb plate, and the upright honeycomb plate of the later segment is a rear upright honeycomb a plate, the edge of the front upright honeycomb panel is joined to the edge of the rear upright honeycomb panel, and the front upright honeycomb panel is in the same plane as the rear upright honeycomb panel, the front upright honeycomb panel and the rear upright honeycomb The side of the board that is connected to each other has no edge sealing, and there is a fourth connecting part between the front upright honeycomb board and the rear upright honeycomb board, the fourth connecting part is an H-shaped profile, and the H-shaped profile includes the first a notch and a second notch, the first notch and the second notch respectively comprise two side groove walls and a groove bottom, and the front upright honeycomb plate is inserted into the first notch and connected to the H-shaped profile The rear upright honeycomb panel is inserted into the second slot and connected to the H-shaped profile, and the front upright honeycomb panel is kept at a certain distance from the inner side of the groove wall and the groove bottom of the first slot. First filling gap, the rear erect Nest plate and holding the second slot on both sides of the inner groove wall and the groove bottom at a distance, forming a second space filling, filling the first space and the second space is filled with a filling material layer features.

The above-mentioned full honeycomb panel wind turbine blade, wherein the pair of U-shaped profiles respectively have a filling material layer between the first honeycomb panel and the second honeycomb panel.

The above-mentioned full honeycomb panel wind turbine blade, wherein the upper connecting plate covers the joint seam of the upper panel of the front honeycomb panel and the upper panel of the rear honeycomb panel toward one side of the honeycomb core material, The lower connecting plate covers a split seam of the lower panel of the front honeycomb panel and the lower panel of the rear honeycomb panel toward one side of the honeycomb core.

The above-mentioned full honeycomb panel wind turbine blade, wherein the upper connecting plate has a plurality of pieces, and the plurality of upper connecting plates are elongated and connected to the front honeycomb panel and the rear portion at intervals The honeycomb panel has a plurality of lower connecting plates, and the plurality of lower connecting plates are elongated and connected to the front honeycomb panel lower panel and the rear honeycomb panel lower panel at a certain interval.

The full honeycomb panel wind turbine blade, wherein the upper connecting plate is bonded to the upper panel of the front honeycomb panel and the upper panel of the rear honeycomb panel, and the lower connecting panel is The connection between the lower panel of the front honeycomb panel and the lower panel of the rear honeycomb panel is bonding.

The full honeycomb panel wind turbine blade, further comprising a V-shaped connecting member, the V-shaped connecting member comprising a first plane, a second plane and a vertex, the vertex supporting the inside of the spoiler The first plane is attached to the first honeycomb panel, and the second plane is connected to the second honeycomb panel.

The full honeycomb panel wind turbine blade, wherein the first channel profile and the second channel profile are C-shaped profiles, and the polygonal profile is a rectangular profile.

The full honeycomb panel wind turbine blade, wherein the first channel profile and the second channel profile are V-shaped profiles, and the polygonal profile is a diamond profile. The full honeycomb panel wind turbine blade, wherein the front vertical honeycomb panel and the H-shaped profile are connected by the upper and lower panels of the front upright honeycomb panel and the first slot of the H-shaped profile The groove walls of the two sides are connected by fasteners, and the connection manner of the rear upright honeycomb panel and the H-shaped profile is the upper and lower panels of the rear upright honeycomb panel and the slots on the two sides of the second slot of the H-shaped profile The walls are connected by fasteners.

The above-mentioned full honeycomb panel wind turbine blade, wherein the groove bottoms of the pair of U-shaped profiles are respectively bonded to the first honeycomb panel and the second honeycomb panel.

The full honeycomb panel wind turbine blade, wherein the groove bottom of the pair of U-shaped profiles and the first honeycomb panel and the second honeycomb panel are respectively provided with countersunk holes and fasteners are passed through The counterbore connects the first honeycomb panel and one of the pair of U-shaped profiles and the second honeycomb panel and the other of the pair of U-shaped profiles, respectively.

The above-mentioned full honeycomb panel wind turbine blade, wherein the upper connecting plate extends into a length between the front honeycomb panel and the honeycomb core and extends into the rear honeycomb panel and the The length between the honeycomb core materials is equal, the lower connecting plate extends into the length between the lower panel of the front honeycomb panel and the honeycomb core material and extends into the lower panel of the honeycomb panel and the honeycomb The length between the core materials is equal.

The full honeycomb panel wind turbine blade, wherein the first honeycomb panel and the second honeycomb panel have a counterbore at the junction with the V-shaped connecting member, and the fastener passes through the first honeycomb panel The upper counterbore is coupled to the first plane of the V-shaped connecting member, and the fastener is coupled to the second plane of the V-shaped connecting member through a counterbore on the second honeycomb panel.

In the above-mentioned full honeycomb panel wind turbine blade, the height of the honeycomb core at the first slope is uniformly changed with the slope, and the height of the honeycomb core at the second slope is uniformly changed with the slope.

The above-mentioned full honeycomb panel wind turbine blade, wherein the honeycomb-shaped new material comprises a plurality of hexagonal cavities, a hexagonal cavity of the honeycomb core at the first bevel and a honeycomb at the second bevel The hexagonal cavity of the core material has a hard elastic filling material.

The above-mentioned full honeycomb panel wind turbine blade, wherein the honeycomb panel in which the counterbore is opened is referred to as a honeycomb panel to be connected, and the profile to be connected to the honeycomb panel to be connected is referred to as a connector, and the strap is connected. The honeycomb panel includes an upper panel to be connected, a lower panel to be connected, and a honeycomb core to be connected, the honeycomb core to be connected includes a plurality of hexagonal chambers, the counterbore includes a connection structure, and the connection structure includes reinforcement a layer and a through hole, the reinforcing layer mainly consisting of the honeycomb core material to be connected and a layer of reinforcing filler material in the hexagonal cavity, the layer of reinforcing filler material filling the hexagonal cavity, the reinforcement The filler material layer is a hard elastic filler material layer, the reinforcement layer area is smaller than the area of the honeycomb panel to be connected, and the reinforcement layer area is larger than the contact area of the connecting member and the connection portion of the honeycomb panel to be connected. The through hole penetrates the upper panel to be connected, the lower panel to be connected, and the reinforcement layer, and the through hole includes a step, The step is located on a side where the honeycomb panel to be connected is not connected to the connecting member.

The above-described full honeycomb panel wind turbine blade, wherein the first honeycomb plate and the second honeycomb plate are aluminum honeycomb plates.

The above-mentioned full honeycomb panel wind turbine blade, wherein the outer side of the casing is covered with a protective coating.

The above-mentioned full honeycomb panel wind turbine blade, wherein the protective coating is an epoxy resin coating.

The beneficial effects of the invention are:

The weight of the wind turbine blade is effectively reduced, the wind power conversion efficiency of the wind power generator is improved, and the process of manufacturing the wind turbine blade of the wind turbine by the honeycomb plate is simplified, and the manufacturing cost is reduced. DRAWINGS

Figure 1 is a front elevational view of a full honeycomb panel wind turbine blade of the present invention;

Figure 2 is a side view of the full honeycomb panel wind turbine blade of the present invention;

Figure 3 is a front elevational view of the longitudinal support plate of the full honeycomb panel wind turbine blade of the present invention;

Figure 4 is a cross-sectional view of a full honeycomb panel wind turbine blade of the present invention;

Figure 5 is a schematic view showing the structure of the spoiler angle of the wind turbine blade of the full honeycomb panel of the present invention;

6 is a schematic structural view showing another embodiment of the spoiler angle of the full honeycomb panel wind turbine blade of the present invention; FIG. 7 is a V-shaped connecting member of the spoiler angle of the full honeycomb panel wind turbine blade of the present invention; Figure 8 is a schematic view showing the structure of the windward end of the wind turbine blade of the full honeycomb panel of the present invention;

9 is a schematic structural view of a C-shaped profile of the windward end of the full honeycomb panel wind turbine blade of the present invention; FIG. 10 is a schematic structural view of a rectangular profile of the windward end of the full honeycomb panel wind turbine blade of the present invention; The structural schematic diagram of the joint between the longitudinal support plate and the upper and lower half shells of the full honeycomb panel wind turbine blade of the present invention;

12 is a schematic structural view of a splicing portion of a casing of a full honeycomb panel wind turbine generator according to the present invention; FIG. 13 is another embodiment of a splicing portion of a casing of a full honeycomb panel wind turbine generator according to the present invention. Schematic diagram of the mode;

Figure 14 is a schematic view showing the splicing structure of the longitudinal support plate when the wind turbine blades of the whole honeycomb panel of the present invention are installed in sections;

Fig. 15 is a structural schematic view showing the counterbore of the wind turbine blade of the full honeycomb panel wind turbine of the present invention. detailed description The invention is further described below in conjunction with the drawings and specific embodiments, but is not to be construed as limiting.

As shown in FIG. 1, FIG. 2, FIG. 3 and FIG. 4, the full honeycomb panel wind turbine blade of the present invention comprises a casing and an internal support structure, and the casing is mainly composed of an upper half shell and a lower half shell, and the inner support structure is arranged. And being connected to the support portions of the upper half shell and the lower half shell respectively, wherein the upper half shell is formed by bending of the first honeycomb panel 1 and the lower half shell is formed by bending of the second honeycomb panel 2, and the inner support structure is The longitudinal support plate 3, the longitudinal support plate is formed by an upright honeycomb plate, the longitudinal support plate 3 and the casing have the same longitudinal cross-sectional shape at the support portion, and the first honeycomb plate 1, the second honeycomb plate 2 and the upright honeycomb plate are included The panel, the lower panel, the honeycomb core material, the honeycomb core material are placed on the lower panel and closely adhered to the lower panel, and the upper panel is covered on the honeycomb core material and closely adheres to the honeycomb core material. Replacing the conventional rib cage structure with the longitudinal support plate 3 can reduce the weight of the internal support structure, and due to the structural characteristics of the honeycomb panel itself, the longitudinal support plate can be used to replace the conventional rib truss structure. The longitudinal support plate 3 can be selected according to the width of the wind turbine blade. One or more blocks can be selected according to the width of the wind turbine blade. For example, if a plurality of longitudinal support plates are arranged, only the longitudinal support plates should be kept parallel, and a plurality of longitudinal support plates can be arranged to accommodate larger sizes. Wind turbine blades.

Further, the cross section of the casing is a teardrop shape, and the drop shape tail is a spoiler angle 4 of the wind turbine blade. As shown in FIG. 5, the spoiler angle 4 is mainly composed of the first honeycomb plate 1 and the second honeycomb plate 2 The first honeycomb panel 1 includes a first inclined surface 411. The first inclined surface 411 forms a first acute angle 412 and a first obtuse angle 413 on a cross section thereof, and the first acute angle 412 corresponding to the cross section of the first inclined surface 411 forms a spoiler. The second honeycomb plate 2 includes a second inclined surface 421. The second inclined surface 421 forms a second acute angle 422 and a second obtuse angle 423 on the cross section thereof. The second acute angle 422 and the second obtuse angle 423 share a side and a first obtuse angle. 413 is not attached to the side shared by the first acute angle 412, and the apex of the second acute angle 422 is in contact with the apex of the first obtuse angle 413, and the connection manner of the first honeycomb panel 1 and the second honeycomb panel 2 is a fastener connection. If the rivet is riveted, the rivet can be made of aluminum rivets. The turbulent angle of the wind turbine blade formed by the inclined surface of the beveled bevel plate solves the disadvantage that the honeycomb plate is made into a wind turbine blade, which requires additional fittings or processes to form a spoiler angle, which simplifies the formation of the honeycomb plate. The process of the wheel blades in turn reduces the cost of the honeycomb blades to make the rotor blades. On this basis, the spoiler angle can also be implemented in the following form:

As shown in FIG. 6 , the first acute angle 412 and the second acute angle 422 together form a spoiler angle, and the edge shared by the second acute angle 422 and the second obtuse angle 423 and the edge of the first acute angle 412 and the first obtuse angle 413 are connected and connected. And the apex of the second acute angle 422 is in contact with the apex of the first acute angle 412, the apex of the second obtuse angle 423 is in contact with the apex of the first obtuse angle 413, and the connection manner of the first honeycomb panel 1 and the second honeycomb panel 2 is a fastener connection. For example, rivets are riveted, and rivets can be selected from aluminum rivets. This embodiment is an improvement based on the foregoing embodiment. The main advantage of this embodiment is that the strength of the spoiler tip can be increased.

Further, as shown in FIG. 5, FIG. 6, and FIG. 7, a V-shaped connecting member 43 is further included, and the V-shaped connecting member 43 includes The first plane 431, the second plane 432 and the apex angle 433, the apex angle 433 is opposite to the inner side of the spoiler angle, the first plane 431 is attached to the first honeycomb panel 1 and the second plane 432 is pasted with the second honeycomb panel 2 connection. The addition of the V-shaped connecting member can be supported by the spoiler angle, which increases the intensity of the spoiler angle and prevents the spoiler angle from being deformed. The V-shaped connecting member 43 may be a V-shaped aluminum profile, and the first plane 431 may be connected to the first honeycomb panel 1 by rivet riveting, and the second plane 432 and the second honeycomb panel 2 may be connected by fasteners. Such as rivet riveting. On the basis of this, the first honeycomb plate 1 and the second honeycomb plate 2 are connected with the V-shaped connecting member 43 with a counterbore, and the fastener passes through the counterbore of the first honeycomb plate 1 and the V-shaped connecting member 43 A flat surface 431 is connected and a fastener is connected to the second flat surface 432 of the V-shaped connecting member 43 through a counterbore on the second honeycomb panel 2.

Further, the height of the honeycomb core material at the first inclined surface 411 is uniformly changed with the inclined surface, and the height of the honeycomb core material at the second inclined surface 412 is uniformly changed with the inclined surface, and the honeycomb-shaped new material includes a plurality of hexagonal cavities, and the first inclined surface 411 The hexagonal cavity of the honeycomb core at the honeycomb core and the hexagonal cavity of the honeycomb core at the second slope 412 have a hard elastic filling material. The height of the honeycomb core material changes uniformly with the inclined surface so that there is no gap between the panel and the core material at the inclined surface, so that the strength of the honeycomb panel at the inclined surface is maintained, and the hard elastic filling material is filled in the honeycomb core material to improve the honeycomb panel and the inclined surface. The strength and resistance to deformation, thereby improving the strength and resistance to deformation of the wind turbine blade spoiler angle 4.

Further, as shown in FIG. 4 and FIG. 8, the housing has a teardrop shape in cross section, the teardrop shaped head is the windward end 5 of the wind turbine blade, and the windward end 5 includes the first honeycomb panel 1 and the second honeycomb panel. 2, the first honeycomb panel 1 is the same thickness as the second honeycomb panel 2, the first honeycomb panel 1 is connected to the second honeycomb panel 2, and the connecting portion forms a windward end 5, between the first honeycomb panel 1 and the second honeycomb panel 2 There is a first connecting component, and the first connecting component comprises:

The first channel profile 531 and the second channel profile 532, the first channel profile 531 and the second profile profile 532 are identical in shape;

Since the first slot profile 531 is connected to the first honeycomb panel 1 in the same manner as the second slot profile 532 and the second honeycomb panel 1, the first slot profile 531 is illustrated here, as shown in FIG. 8 and 9, the first channel profile 531 includes a notch 531 1 and a groove bottom 5312. The width of the first channel profile 531 notch 531 1 is smaller than the thickness of the first honeycomb panel 1 , and the first channel profile 531 slot 5311 is outward. Connected to the first honeycomb panel 1 and the first channel profile 531 groove bottom 5312 is embedded between the upper panel 1 1 and the lower panel 12 of the first honeycomb panel 1 and the notch 5311 of the first channel profile 531 is a honeycomb panel 1 is flush with the board edge;

As shown in FIG. 10, a polygonal profile 533 is further included. The polygonal profile 533 is divided into a left half 5331 and a right half 5332 by a center line 5330, and the left half 5331 and the right half 5332 are symmetric about a center line 5330 of the polygonal profile 533, left. The cross-sectional shape of the half portion 5331 matches the cross-sectional shape of the first channel-shaped profile 531, the cross-sectional shape of the right half portion 5332 matches the cross-sectional shape of the second channel-shaped profile 532, and the left half 5331 of the polygonal profile 533 extends into the first groove. Profile 531 And connected thereto, the right half 5332 of the polygonal profile 533 extends into and is connected to the second channel profile 532; the connection mode is embedded in the first honeycomb panel 1 by adjusting the first channel profile 531 and the second channel profile 532 The angle of the second honeycomb panel 2 can change the curvature of the curved surface of the joint between the first honeycomb panel 1 and the second honeycomb panel 2, and the first groove profile 531 and the second channel profile 532 can be connected to the polygonal profile 533 to make the first The connection between the honeycomb panel 1 and the second honeycomb panel 2 is reinforced.

Further, a filler material layer 561 is disposed between the first channel profile 531 and the first honeycomb panel 1, and a filler material layer 562 is disposed between the second channel profile 532 and the second honeycomb panel 2. The filling material layers 561 and 562 serve to fill the gap between the first channel profile 531 and the second channel profile 532 and the first honeycomb panel 1 and the second honeycomb panel 2, in particular by adjusting the first slot shape The profile 531 and the second channel profile 532 are embedded in the angle of the first honeycomb panel 1 and the second honeycomb panel 2 to change the curvature of the curved surface of the junction of the first honeycomb panel 1 and the second honeycomb panel 2, which will be in the first channel profile 531. A large gap is created between the first honeycomb panel 1 and the second channel profile 532 and the second honeycomb panel 2, which can be filled by the filling material layers 561 and 562.

Further, a filler material layer 57 is interposed between the polygonal profile 533 and the first channel profile 531 and the second channel profile 532. The filling material layer 57 can adjust the gap between the polygonal profile 533 and the first channel profile 531 and the second channel profile 532, especially in the first step by adjusting the first channel profile 531 and the second channel profile 532. When the angles of the honeycomb panel 1 and the second honeycomb panel 2 are changed to change the curvature of the curved surface of the joint between the first honeycomb panel 1 and the second honeycomb panel 2, between the first channel profile 531 and the second groove profile 532 and the polygonal profile 533 A large gap may be generated, which can be filled by the filling material layer 57.

Further, the first channel profile 531 includes two side groove walls 5313 and 5314, and the pair of counter holes 541 penetrate the upper panel 11, the lower plate 12 of the first honeycomb panel 1, and the groove on both sides of the first channel profile 531, respectively. Walls 5313 and 5314, and joining the first honeycomb panel 1, the first channel profile 531 and the left half 5331 of the polygonal profile 533 by a pair of fasteners 551 passing through the pair of counterbore 541; The second slotted profile 532 includes two side slot walls, and the pair of counterbore 542 respectively penetrates the slot walls of the upper panel 21, the lower panel 22 and the second slot profile 532 of the second honeycomb panel 2, and passes through A pair of fasteners 552 passing through the pair of counterbore 542 join the second honeycomb panel 2, the second channel profile 532, and the right half 5332 of the polygonal profile 533. The connection between the counterbore 541 and 542 and the fasteners 551 and 552 allows the surface of the joint between the first honeycomb panel 1 and the second honeycomb panel 2 to be flat, facilitating surface treatment without affecting the aerodynamic performance of the windward end of the rotor blade.

Further, the first channel profile 531 and the second channel profile 532 may be C-shaped profiles, and the polygonal profile 533 may be a rectangular profile. C-shaped profiles and rectangular profiles are relatively easy to obtain, and the C-shaped profiles are easy to be embedded in the side of the honeycomb panel, which makes the processing of the invention less difficult. As an improvement, the first channel profile 531 and the second channel profile 532 may be V-shaped profiles and the polygonal profile 533 may be a diamond profile. The V-shaped profile is more convenient for adjusting the angle of the embedded honeycomb panel, and can realize a plurality of curved curved surfaces. When the V-shaped profile is embedded in the edge of the honeycomb panel, the honeycomb core portion of the honeycomb panel can be removed to form a groove for accommodating the V-shaped profile. Filler materials may be poured into the chamber of the honeycomb core to increase the strength of the honeycomb core when the fixed counterbore 541 and 542 are machined.

Further, as shown in FIG. 4 and FIG. 11, the upright honeycomb panel 30 forming the longitudinal support plate 3 is connected to the first honeycomb panel 1 and the second honeycomb panel 2, respectively, and the vertical honeycomb panel 30 and the first honeycomb panel 1 are respectively There is a pair of second connecting members between the second honeycomb panel 2 and a pair of second connecting members. The U-shaped profile 33 includes a groove 331, a groove wall 332 on both sides and a groove bottom 333. The U-shaped profile 33 The groove 331 has an opening width larger than the thickness of the upright honeycomb panel 30, and the groove bottom 333 of one of the pair of U-shaped profiles 33 is connected to the first honeycomb panel 1, and the other groove bottom 333 is connected to the second honeycomb panel 2, The connection may be by adhesive bonding, the ends of the upright honeycomb panel 30 are not sealed, and are respectively inserted into the grooves 331 of the pair of U-shaped profiles 33, and the inside of the groove walls 332 on both sides of the U-shaped profile 33 The groove bottom 333 is maintained at a distance to form a filling gap, and a filling material layer 34 is provided in the filling gap. The filling material layer 34 fills the filling gap and the honeycomb body 30 is inserted into the honeycomb core portion of the pair of U-shaped profiles 33. The first honeycomb plate 1 is inserted into the groove 331 of the U-shaped profile 333 having a width greater than the thickness thereof, and the position between the first honeycomb plate 1, the second honeycomb plate 2 and the upright honeycomb plate 30 can be adjusted to make the first honeycomb plate 1. The connection between the second honeycomb panel 2 and the upright honeycomb panel 30 is better. The filler material layer 34 not only serves to strengthen the connection between the upright honeycomb panel 30 and the U-shaped profile 33, but also because the upright honeycomb panel 30 is inserted into a pair of U-shaped shapes. The ends of the profile 33 are not edge-sealed, and the layer of filler material 34 simultaneously fills the interior of the honeycomb core material in which the upright honeycomb panel 30 is inserted into a pair of U-shaped profiles 33, such that the upright honeycomb panel 30 is inserted into a portion of the pair of U-shaped profiles 33. Also strengthened.

Further, a pair of U-shaped profiles 33 have a layer of filler material (not shown) between the first honeycomb panel 1 and the second honeycomb panel 2, respectively. The layer of filling layer material can adjust the gap between the U-shaped profile 33 and the first honeycomb panel 1 and the second honeycomb panel 2 to connect the U-shaped profile 33 with the first honeycomb panel 1 and the second honeycomb panel 2 More preferably, at the same time, liquid leakage at the junction of the U-shaped profile 33 with the first honeycomb panel 1 and the second honeycomb panel 2 can be prevented to prevent the rainwater from penetrating into the interior of the wind turbine blade.

Further, a groove bottom 333 of the pair of U-shaped profiles 33 is respectively provided with a counterbore between the first honeycomb plate 1 and the second honeycomb plate 2, and a fastener passes through the counterbore respectively to respectively the first honeycomb plate 1 and One of the pair of U-shaped profiles 33 and the second honeycomb panel 2 and a pair of U-shaped profiles 33 are joined together. The use of countersinks and fastener connections allows the surface of the wind turbine rotor blades to be flat, ensuring aerodynamic performance and surface treatment.

Further, the housing may be composed of a plurality of segments, as shown in FIG. 12, the first honeycomb panel of the previous housing is front. The segment honeycomb plate 61, the first honeycomb plate of the later casing is the rear honeycomb plate 62, the front honeycomb plate 61 and the rear honeycomb plate 62 are spliced, and the upper panel 61 1 of the front honeycomb panel 61 and the upper panel 621 of the rear honeycomb panel 62 are joined together. The lower panel 612 of the front honeycomb panel 61 is joined to the lower panel 622 of the rear honeycomb panel 62. The honeycomb core material 613 of the front honeycomb panel 61 and the honeycomb core material 623 of the rear honeycomb panel 62 are attached to the splicing portion, and the front honeycomb panel is attached. There is a third connecting member between the 61 and the rear honeycomb panel 62. The third connecting member is an upper connecting plate 631 and a lower connecting plate 632. The upper connecting plate 631 covers the upper panel 611 of the front honeycomb panel 61 and the upper panel of the rear honeycomb panel 62. The split seam of 621 is connected to the upper honeycomb panel 61 upper panel 61 1 and the rear honeycomb panel 62 upper panel 621, and the lower connecting panel 632 covers the lower panel 612 of the front honeycomb panel 61 and the lower panel 622 of the rear honeycomb panel 62. The seam is connected to the lower panel 612 of the front honeycomb panel 61 and the lower panel 622 of the rear honeycomb panel 62. The connection between the second honeycomb panels of the two-stage housing is the same as that of the first honeycomb panel of the two-segment housing. . The upper connecting plate 631 is bonded to the upper panel 61 1 of the front honeycomb panel 61 and the upper panel 621 of the rear honeycomb panel 62, and the upper connecting panel 631 and the upper panel 61 1 of the front honeycomb panel 61 and the rear honeycomb panel 62 are bonded. The connecting portion of the upper panel 621 has an adhesive layer 641. The lower connecting plate 632 is bonded to the lower panel 612 of the front honeycomb panel 61 and the lower panel 622 of the rear honeycomb panel 62. The lower connecting panel 632 and the front honeycomb panel are attached. An adhesive layer 642 is formed at a joint portion of the lower panel 612 of the 61 and the lower panel 622 of the rear honeycomb panel 62. The advantage of this splicing method is that there is inevitably a gap between the current honeycomb panel 61 and the rear honeycomb panel 62, and the upper connecting panel 631 and the lower connecting panel 632 can be combined with the front honeycomb panel 61 and the rear honeycomb panel 62. The gap covers, and at the same time, the adhesive layers 641 and 642 can penetrate into the gap formed when the front honeycomb plate 61 and the rear honeycomb plate 62 are spliced at the time of coating, and flow into the honeycomb core member 613 of the front honeycomb plate 61 at the splicing position. And the honeycomb core material 623 of the rear honeycomb plate 62, a solid connection between the honeycomb core material 613 of the front honeycomb plate 61 and the honeycomb core material 623 of the rear honeycomb plate 62 is formed as the adhesive is solidified, and The gap formed when the front honeycomb panel 61 and the rear honeycomb panel 62 are joined together is filled, thereby further splicing the front honeycomb panel 61 and the rear honeycomb panel 62.

Further, as shown in FIG. 13, the upper connecting plate 631 covers the split joint of the upper panel 611 of the front honeycomb panel 61 and the upper panel 621 of the rear honeycomb panel 62 toward the side of the honeycomb core members 613 and 623, and the lower connecting panel 632. The split seam covering the lower panel 612 of the front honeycomb panel 61 and the lower panel 622 of the rear honeycomb panel 62 faces one side of the honeycomb core members 613 and 623. The splicing form can make the surface of the splicing part of the first honeycomb board 1 and the second honeycomb board 2 flat, and the wind turbine blade does not affect the overall aerodynamic performance of the workpiece, and is convenient for surface treatment. On the basis of this, the length of the upper connecting plate 631 extending into the upper honeycomb panel 61 upper panel 611 and the honeycomb core 613 is equal to the length between the upper panel 621 and the honeycomb core 623 of the honeycomb panel 62. The length of the lower web 632 extending between the lower panel 612 of the front honeycomb panel 61 and the honeycomb core 613 is equal to the length between the lower panel 622 and the honeycomb core 623 of the honeycomb panel 62. This form of splicing forces the upper connecting plate 631 and the lower connecting plate 632 to be evenly hooked to prevent deformation of the upper connecting plate 631 and the lower connecting plate 632. Further, the upper connecting plate 631 may have a plurality of pieces, and the plurality of upper connecting plates 631 are elongated and connected to the front honeycomb panel 61 upper panel 611 and the rear honeycomb panel 62 upper panel 621 at a certain interval. The lower connecting plate 632 may have a plurality of pieces, and the lower connecting plate 632 has an elongated shape and is connected to the front honeycomb plate 61 lower panel 612 and the rear honeycomb plate 62 lower plate 622 at intervals. By selecting an adhesive having a strong bonding strength, the bonding area of the upper connecting plate 631 and the lower connecting plate 632 can be reduced, and the size of the upper connecting plate 631 and the lower connecting plate 632 can be reduced, so that the workpiece can be lightened. The overall weight, and in the embodiment in which the upper connecting plate 631 and the lower connecting plate 632 are oriented toward the honeycomb core members 613 and 623, the upper connecting plate 631 and the lower connecting plate 632 having a smaller width are more easily pressed into the honeycomb core member 613 and In 623, the production process is simplified.

Further, as shown in FIG. 14, the erect honeycomb panels are connected by a plurality of segments. The erect honeycomb panels of the previous section are the front erect honeycomb panels 71, and the erect honeycomb panels of the later section are the rear erect honeycomb panels 72, and the front erect honeycomb panels 71. Connected to the edge of the rear upright honeycomb panel 72, and the front upright honeycomb panel 71 and the rear upright honeycomb panel 72 are in the same plane, the front side of the front upright honeycomb panel 71 and the rear upright honeycomb panel 72 are not sealed, and the front upright honeycomb panel There is a fourth connecting member between the 71 and the rear upright honeycomb panel 72. The fourth connecting member is an H-shaped profile 73. The H-shaped profile includes a first notch 731 and a second notch 732, a first notch 731 and a second groove. The ports 732 respectively include two side groove walls 731 1 and 7321 and groove bottoms 7312 and 7322. The front upright honeycomb plate 71 is inserted into the first notch 731 and connected to the H-shaped profile 73, and the rear upright honeycomb plate 72 is inserted into the second notch 732 and The H-shaped profile 73 is connected, and the front upright honeycomb panel 71 is spaced apart from the inner side of the groove wall 7311 of the first notch 731 and the groove bottom 7312 to form a first filling gap 741, and the rear vertical honeycomb panel 72 and the second notch. 732 has a groove wall 7321 on both sides and a groove bottom 7322 to maintain a a second filling space 742 is formed. The first filling space 741 and the second filling space 742 are provided with a filling material layer. The filling material layer is filled with the front vertical honeycomb panel 71 inserted into the honeycomb core of the first notch 731 portion and The rear upright honeycomb panel 72 is inserted into the honeycomb core of the second slot 732 portion. The opening width of the first notch 731 and the second notch 732 of the H-shaped profile 73 is greater than the thickness of the front upright honeycomb panel 71 and the rear upright honeycomb panel 72, and this connection form can adjust the front upright honeycomb panel 71 and the connection installation. The position between the upright honeycomb panels 72, especially in the case of a workpiece having a large length, is divided into a plurality of sections. When a combination is required, there may be a certain error between the segments or a certain gap when combined, and the H-shaped profile 73 is The error or gap can be adjusted. The upper and lower panels of the front upright honeycomb panel 71 and the rear upright honeycomb panel 72 and the slot wall 731 1 of the first slot 731 of the H-shaped profile 73 and the slot wall 7321 of the second slot 732 are connected by fasteners 751, 752, and filled. The material layer reinforces the joint portion of the front upright honeycomb panel 71 and the rear upright honeycomb panel 72 and the H-shaped profile, and at the same time, the filler material layer is filled with the front upright honeycomb panel 71 inserted into the honeycomb core of the first notch 731 portion and thereafter. The upright honeycomb panel 72 is inserted into the honeycomb core of the second slot 732 portion, and the strength of the portion of the front upright honeycomb panel 71 inserted into the first slot 731 and the rear upright honeycomb panel 72 inserted into the second slot 732 is enhanced. Prevent the joint deformation of the joint after the connection. Further, as shown in FIG. 15, the above-mentioned counterbore is described. The honeycomb panel in which the counterbore is opened is referred to as the honeycomb panel to be connected, and the profile to be connected to the honeycomb panel to be connected is referred to as a connector 82. The connection honeycomb panel includes an upper panel 811 to be connected, a lower panel 812 to be connected, and a honeycomb core 813 to be connected. The honeycomb core 813 to be connected includes a plurality of hexagonal chambers, and the counterbore includes a connection structure, and the connection structure includes The reinforcing layer 831 and the through hole 832, the reinforcing layer 831 is mainly composed of a honeycomb core material 813 to be connected and a reinforcing filling material layer in the hexagonal cavity, the reinforcing filling material layer is filled with the hexagonal cavity, and the reinforcing filling material layer is hard elastic. The area of the filling material layer, the area of the reinforcing layer 831 is smaller than the area of the honeycomb board to be connected, the area of the reinforcing layer 831 is larger than the contact area of the connecting part of the connecting piece 82 and the honeycomb board to be connected, and the through hole 832 penetrates the upper panel 81 1 to be connected, to be connected below. The 812 plate and the reinforcing layer 831, the through hole 832 includes a step 8321, and the step 8321 is located on a side where the honeycomb plate to be connected is not connected to the connecting member 82, and a fastener 84 is passed through the through hole 832 to be connected. Nest plate 82 and the connecting member is connected. Since the honeycomb core material of the honeycomb panel is generally a thin-walled porous material, it is difficult to connect with a conventional fastener, so the existing honeycomb panel connection structure is generally that the upper lower panel is connected with the connecting member, and the connection structure of this form is adopted. Since only the upper and lower panels of the honeycomb panel are connected, it is easy to deform at the joint portion of the upper and lower panels. The counterbore filling material layer described in the present invention fills the hexagonal cavity of the honeycomb core material in a certain area on the honeycomb panel to form a reinforcing layer, so that the strength of the honeycomb core material in the region is increased, and the traditional tightness is easily realized. The connection manner of the firmware and the connecting component, thereby reducing the possibility of deformation of the connection portion between the honeycomb panel and the connecting member. Preferably, the filling material layer may be a hard elastic filling material layer, which can further reduce the honeycomb panel and The connection portion of the connector may be deformed. On the basis of this, the area of the reinforcing layer can be larger than the contact area of the connecting part of the connecting piece and the honeycomb board, so that the strength of the joint portion of the honeycomb board and the connecting piece can be improved.

Further first honeycomb panels 1 and said second honeycomb panels 2 may be aluminum honeycomb panels. The aluminum honeycomb panel is light and resistant to pressure and is the preferred material for the manufacture of wind turbine blades.

Further, the outer side of the casing is covered with a protective coating, and the protective coating is coated to prevent aging and corrosion of the wind turbine blade. Preferably, the protective coating may be an epoxy coating. Epoxy resin has strong adhesion, low cure shrinkage, good stability, excellent chemical resistance, and good heat resistance. It is suitable as the outer layer protective coating material for wind turbine blades.

The above is only the preferred embodiment of the present invention, and is not intended to limit the scope of the claims of the present invention. Therefore, equivalent structural changes made by using the specification and the description of the present invention are included in the scope of the present invention. .

Claims

Claim

What is claimed is: 1. A fully honeycomb panel wind turbine blade comprising a housing and an inner support structure, the housing being mainly composed of an upper half shell and a lower half shell, the inner support structure being disposed in the shell And connecting to the support portions of the upper half shell and the lower half shell, respectively, wherein the upper half shell is formed by bending of a first honeycomb panel, and the lower half shell is formed by bending of a second honeycomb panel. The inner support structure is a longitudinal support plate, and the longitudinal support plate is formed by an upright honeycomb plate, and the longitudinal support plate and the casing have the same longitudinal cross-sectional shape at the support portion, and the size is matched, the first honeycomb plate The second honeycomb panel and the upright honeycomb panel comprise an upper panel, a lower panel, and a honeycomb core material, wherein the honeycomb core material is placed on the lower panel and closely adheres to the lower panel, the upper panel Covering the honeycomb core material and closely adhering to the honeycomb core material.

2. The full honeycomb panel wind turbine blade according to claim 1, wherein the casing has a teardrop shape in cross section, and the water droplet tail is a spoiler angle of the wind turbine blade The spoiler angle is mainly composed of a first honeycomb plate and a second honeycomb plate; the first honeycomb plate includes a first inclined surface, and the first inclined surface forms a first acute angle and a first obtuse angle on a cross section thereof The first acute angle corresponding to the first bevel cross section forms the spoiler angle, the second honeycomb panel includes a second inclined surface, the second inclined surface forms a second acute angle and a second cross section thereof An obtuse angle, a side of the second acute angle shared with the second obtuse angle and a side of the first obtuse angle not shared by the first acute angle, and a vertex of the second acute angle and the first obtuse angle The apex touch.

3. The full honeycomb panel wind turbine blade according to claim 1, wherein the casing has a teardrop shape in cross section, and the teardrop shaped head is a windward end of the wind turbine blade. The windward end includes a first honeycomb plate and a second honeycomb plate, the first honeycomb plate and the second honeycomb plate have the same thickness, and the first honeycomb plate is connected to the second honeycomb plate, and the connecting portion thereof Forming the windward end, a first connecting member is disposed between the first honeycomb plate and the second honeycomb plate, and the first connecting member includes a first groove shape and a second groove shape, the first groove The profiled shape and the second channel profile are identical in shape; the first channel profile includes a slot and a slot bottom, the first slot profile slot width being less than a thickness of the first honeycomb panel, the first a slotted profile slot is outwardly coupled to the first honeycomb panel, and the first channel profile slot bottom is embedded between the upper and lower panels of the first honeycomb panel and the first channel profile is The slot is flush with the first honeycomb panel The second channel profile includes a notch and a groove bottom, the second channel profile slot width is smaller than the thickness of the second honeycomb panel, and the second channel profile slot is outward and the second The honeycomb panels are connected, and the bottom of the second channel profile is embedded between the upper and lower panels of the second honeycomb panel and the notches of the second channel profile are flush with the edge of the second honeycomb panel ;

4. The full honeycomb panel wind turbine blade according to claim 1, wherein an upright honeycomb panel forming the longitudinal support panel is respectively connected to the first honeycomb panel and the second honeycomb panel, Between the upright honeycomb panel and the first honeycomb panel and the second honeycomb panel, there is a pair of second connecting members, the pair of second connecting members are U-shaped profiles, and the U-shaped profiles include grooves, two a side groove wall and a groove bottom, the groove opening width of the U-shaped profile is larger than the thickness of the upright honeycomb plate, and the groove bottom of one of the pair of U-shaped profiles is connected to the first honeycomb plate, wherein a groove bottom is connected to the second honeycomb plate, the two ends of the upright honeycomb plate are not sealed, and are respectively inserted into the grooves of the pair of U-shaped profiles, and the grooves on both sides of the U-shaped profile The inner side of the wall and the bottom of the groove are kept at a distance to form a filling gap, and the filling gap is provided with a filling material layer, the filling material layer filling the filling gap and the erect honeycomb panel being inserted into the pair of U-shaped profiles Honeycomb core inside.

5. The full honeycomb panel wind turbine blade according to claim 1, wherein the casing is composed of a plurality of segments, and the first honeycomb plate of the previous casing is a front honeycomb plate, and the rear casing is The first honeycomb panel of the body is a rear honeycomb panel, the front honeycomb panel is spliced with the rear honeycomb panel, and an upper panel of the front honeycomb panel is assembled with an upper panel of the rear honeycomb panel, the front honeycomb panel The lower panel is joined to the lower panel of the rear honeycomb panel, and the honeycomb core material of the front honeycomb panel and the honeycomb core material of the rear honeycomb panel are attached to the splicing portion, the front honeycomb panel and the rear honeycomb panel There is a third connecting component between the honeycomb panels, the third connecting component is an upper connecting plate and a lower connecting plate, and the upper connecting plate covers the upper panel of the front honeycomb panel and the upper panel of the rear honeycomb panel a seam and is connected to the front honeycomb panel and the rear honeycomb panel, the lower connector covering the split seam of the lower panel of the front honeycomb panel and the lower panel of the rear honeycomb panel, And with the front honeycomb panel lower panel and the rear Lower nest plate panels are connected, the same connection mode connection between the two housing plates and two second honeycomb housing a first honeycomb plate.

6. The full honeycomb panel wind turbine blade according to claim 2, wherein the first acute angle and the second acute angle together form the spoiler angle, the second acute angle and the first a side shared by the two obtuse angles is joined to the side edge of the first acute angle and the first obtuse angle, and a vertex of the second acute angle is in contact with an apex of the first acute angle, and a vertex of the second obtuse angle is The apex of the first obtuse angle contacts.

7. The full honeycomb panel wind turbine blade according to claim 2, wherein the first honeycomb panel and the second honeycomb panel are connected by a fastener.

8. The full honeycomb panel wind turbine blade according to claim 3, wherein a filler material layer is disposed between the first channel profile and the first honeycomb panel, and the second channel profile There is a layer of filler material between the second honeycomb panel.

9. The full honeycomb panel wind turbine blade according to claim 3, wherein a filler material layer is disposed between the polygonal profile and the first channel profile and the second channel profile.

10. The full honeycomb panel wind turbine blade according to claim 3, wherein the first channel profile comprises two side groove walls, and a pair of counterbore holes respectively penetrate the upper and lower sides of the first honeycomb plate a panel and a groove wall on both sides of the first channel profile and passing the first honeycomb panel, the first channel profile and the polygonal profile by a pair of fasteners passing through the pair of counterbore The left half is connected together.

11. The full honeycomb panel wind turbine blade according to claim 3, wherein the second channel profile comprises two side groove walls, and the pair of counter holes penetrate the upper and lower sides of the second honeycomb plate respectively a panel and a groove wall on both sides of the second channel profile, and passing the second honeycomb panel, the second channel profile and the polygonal profile by a pair of fasteners passing through the pair of counterbore The right half is connected together.

12. The full honeycomb panel wind turbine blade according to claim 4, wherein the upright honeycomb panel is connected by a plurality of segments, and the erect honeycomb panel of the previous segment is a front erect honeycomb panel, and The upright honeycomb panel is a rear upright honeycomb panel, the front upright honeycomb panel edge is connected to the rear upright honeycomb panel edge, and the front upright honeycomb panel and the rear upright honeycomb panel are in the same plane, the front The side of the erect honeycomb panel and the rear upright honeycomb panel interconnected Without a seal, a fourth connecting member is disposed between the front upright honeycomb panel and the rear upright honeycomb panel, the fourth connecting member is an H-shaped profile, and the H-shaped profile includes a first slot and a second slot. The first notch and the second notch respectively comprise two side groove walls and a groove bottom, the front upright honeycomb plate is inserted into the first notch and connected with the H-shaped profile, the rear upright honeycomb Inserting the second slot into the second slot and connecting with the H-shaped profile, the front upright honeycomb panel and the inner side of the groove wall of the first slot and the bottom of the slot are kept at a certain distance to form a first filling gap. The rear vertical honeycomb panel and the inner side of the groove wall of the second slot and the bottom of the groove are spaced apart to form a second filling space, and the first filling space and the second filling space are provided with a filling material layer. .

13. The full honeycomb panel wind turbine blade according to claim 4, wherein the pair of U-shaped profiles respectively have a filling material layer between the first honeycomb panel and the second honeycomb panel.

14. The full honeycomb panel wind turbine blade according to claim 5, wherein the upper connecting plate covers the joint seam of the upper panel of the front honeycomb panel and the upper panel of the rear honeycomb panel One side of the honeycomb core material, the lower connecting plate covering a split seam of a lower panel of the front honeycomb panel and a lower panel of the rear honeycomb panel facing one side of the honeycomb core material.

15. The full honeycomb panel wind turbine blade according to claim 5, wherein the upper connecting plate has a plurality of pieces, and the plurality of upper connecting plates are elongated and connected to each other at a certain interval. a front honeycomb panel and a rear honeycomb panel, the lower connecting panel has a plurality of blocks, the plurality of lower connecting plates are elongated and connected to the front honeycomb panel lower panel at intervals After the honeycomb panel is under the panel.

16. The full honeycomb panel wind turbine blade according to claim 5, wherein the upper connecting plate is connected to the upper panel of the front honeycomb panel and the upper panel of the rear honeycomb panel. The connection between the lower connecting plate and the lower panel of the front honeycomb panel and the lower panel of the rear honeycomb panel is bonding.

17. The full honeycomb panel wind turbine blade according to claim 2, 6 or 7, further comprising a V-shaped connecting member, the V-shaped connecting member comprising a first plane, a second plane and a vertex The top corner is opposite to the inner side of the spoiler angle, the first plane is pasted and connected with the first honeycomb panel, and the second plane is pasted and connected with the second honeycomb panel.

18. The full honeycomb panel wind turbine blade according to any one of claims 8-11, wherein the first channel profile and the second channel profile are C-shaped profiles, the polygon The profile is a rectangular profile.

19. The full honeycomb panel wind turbine blade according to any one of claims 8-11, wherein the first channel profile and the second channel profile are V-shaped profiles, the polygon The profile is a diamond profile.

The full honeycomb panel wind turbine blade according to claim 12, wherein the front vertical honeycomb panel and the H-shaped profile are connected to the upper and lower panels of the front upright honeycomb panel and the The groove walls on both sides of the first notch of the H-shaped profile are connected by fasteners, and the rear upright honeycomb panel is connected to the H-shaped profile by the upper and lower panels of the rear upright honeycomb panel and the H-shaped profile The groove walls on both sides of the second slot are connected by fasteners.

21. The full honeycomb panel wind turbine blade according to claim 13, wherein the groove bottoms of the pair of U-shaped profiles are bonded to the first honeycomb panel and the second honeycomb panel, respectively.

22. The full honeycomb panel wind turbine blade according to claim 13, wherein a groove bottom of the pair of U-shaped profiles is respectively disposed between the first honeycomb panel and the second honeycomb panel a counterbore having a fastener through which one of the first honeycomb panel and the pair of U-shaped profiles and the second honeycomb panel and the pair of U-shaped profiles are respectively joined together .

23. The full honeycomb panel wind turbine blade according to any one of claims 14-16, wherein the upper connecting plate extends into the front honeycomb panel 0: a panel and the honeycomb core material The length of the space is equal to the length between the rear honeycomb panel and the honeycomb core, and the lower web extends between the lower honeycomb panel and the honeycomb core The length is equal to the length between the lower panel of the honeycomb panel and the honeycomb core.

24. The full honeycomb panel wind turbine blade according to claim 17, wherein the first honeycomb panel and the second honeycomb panel have a counterbore at the junction with the V-shaped connecting member, and are tight The firmware is coupled to the first plane of the V-shaped connecting member through a counterbore on the first honeycomb panel, and has a fastener passing through the counterbore on the second honeycomb panel and the V-shaped connecting member Two plane connections.

25. The full honeycomb panel wind turbine blade according to claim 17, wherein: at the first slope The height of the honeycomb core material changes uniformly with the inclined surface, and the height of the honeycomb core material at the second inclined surface changes with the inclined surface.

26. The full honeycomb panel wind turbine blade according to claim 17, wherein the honeycomb-shaped new material comprises a plurality of hexagonal cavities, and the hexagonal cavity of the honeycomb core material at the first bevel A hard elastic filling material is formed in the hexagonal cavity of the honeycomb core material in the body and the second inclined surface.

27. The full honeycomb panel wind turbine blade according to claim 22, wherein the honeycomb panel in which the counterbore is opened is referred to as a honeycomb panel to be connected, and a profile to be connected to the honeycomb panel to be connected Referring to the connecting member, the belt connecting honeycomb panel comprises an upper panel to be connected, a lower panel to be connected and a honeycomb core to be connected, the honeycomb core to be connected comprises a plurality of hexagonal chambers, and the counterbore comprises a connection structure, the connection structure includes a reinforcement layer and a through hole, the reinforcement layer is mainly composed of the honeycomb core material to be connected and a layer of a reinforcing filler material in the hexagonal cavity, the layer of the reinforcement filling material is filled a hexagonal chamber, the layer of reinforcing filler material is a layer of hard elastic filling material, the area of the reinforcing layer is smaller than the area of the honeycomb panel to be connected, and the area of the reinforcing layer is larger than the connecting member and the to-be-connected The contact area of the connection portion of the honeycomb board, the through hole penetrating the upper panel to be connected, the lower panel to be connected, and the reinforcement layer, the through hole includes a step, and the step is located at the A side member connected to the contact plate not connected to the honeycomb.

28. The full honeycomb panel wind turbine blade according to claim 24, wherein the honeycomb panel in which the counterbore is opened is referred to as a honeycomb panel to be connected, and a profile to be connected to the honeycomb panel to be connected Referring to the connecting member, the belt connecting honeycomb panel comprises an upper panel to be connected, a lower panel to be connected and a honeycomb core to be connected, the honeycomb core to be connected comprises a plurality of hexagonal chambers, and the counterbore comprises a connection structure, the connection structure includes a reinforcement layer and a through hole, the reinforcement layer is mainly composed of the honeycomb core material to be connected and a layer of a reinforcing filler material in the hexagonal cavity, the layer of the reinforcement filling material is filled a hexagonal chamber, the layer of reinforcing filler material is a layer of hard elastic filling material, the area of the reinforcing layer is smaller than the area of the honeycomb panel to be connected, and the area of the reinforcing layer is larger than the connecting member and the to-be-connected The contact area of the connection portion of the honeycomb board, the through hole penetrating the upper panel to be connected, the lower panel to be connected, and the reinforcement layer, the through hole includes a step, and the step is located at the A side member connected to the contact plate not connected to the honeycomb.

29. The full honeycomb panel wind turbine blade according to any one of claims 1 to 16, 20, 21, 22 and 27, wherein the first honeycomb panel and the second honeycomb panel are aluminum Honeycomb board.

30. The full honeycomb panel wind turbine blade according to any one of claims 1 to 16, 20, 21, 22 and 27, The feature is that the outer side of the casing is covered with a protective coating.

31. The full honeycomb panel wind turbine blade according to claim 30, wherein the protective coating is an epoxy resin coating.