CN113878751A

CN113878751A - a drying barrel

Info

Publication number: CN113878751A
Application number: CN202111254701.4A
Authority: CN
Inventors: 倪盛文
Original assignee: Zhangjiagang Jinyue Machinery Co ltd
Current assignee: Zhangjiagang Jinyue Machinery Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-01-04
Anticipated expiration: 2041-10-27
Also published as: CN113878751B

Abstract

The invention discloses a drying charging barrel, which relates to the technical field of plastic particle drying, and adopts the technical scheme that: including the barrel that from top to bottom is provided with feeding portion and ejection of compact portion, it is provided with the guide post to lie in between feeding portion and the ejection of compact portion in the barrel, the guide post passes through connecting piece and barrel fixed connection, the one end fixedly connected with of guide post is used for the first cone cap of reposition of redundant personnel guide, the other end embedding of guide post is provided with the second cone cap, the outside that lies in the second cone cap on the guide post is provided with the third cone cap rather than inside intercommunication, the intercommunication is provided with the air-supply line that is used for blowing in the second cone cap on the third cone cap, be provided with a plurality of air outlets that are used for interior reflection wind of second cone cap to draw forth along its circumference on the lateral wall of third cone cap. The plastic particle drying device has no blowing dead angle between hot air and the material guide column, and effectively improves the drying effect of plastic particles.

Description

Drying charging barrel

Technical Field

The invention relates to the technical field of plastic particle drying, in particular to a drying charging barrel.

Background

A drying cylinder is a device used for drying plastics in the production of plastics.

An existing drying charging barrel is shown in fig. 4 and mainly comprises an outer barrel 8, an induced air pipe 9 is arranged in the outer barrel 8, an air inlet 10 communicated with the induced air pipe 9 and used for introducing hot air is formed in the side wall of the outer barrel 8, a lantern-shaped air equalizing pipe 11 is arranged at the bottom end of the induced air pipe 9, an air equalizing port used for blowing hot air to plastic particles 12 is formed in the air equalizing pipe 11, when the drying charging barrel works, the plastic particles 12 are discharged from top to bottom in the outer barrel 8, and the hot air blown out from the air equalizing port heats and dries the plastic particles.

However, in the above technical scheme, since the air equalizing pipe 11 is set to be a lantern type, a blowing dead angle is formed at the outer side wall tightly attached to the air guiding pipe 9, so that the plastic particles 12 tightly attached to the outer side wall of the air guiding pipe 9 and falling down cannot contact with hot air, and the drying effect is poor.

Therefore, a new solution is needed to solve this problem.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide the drying material cylinder, which has no blowing dead angle between hot air and the material guide column and effectively improves the drying effect of plastic particles.

The technical purpose of the invention is realized by the following technical scheme: a drying charging barrel comprises a barrel body which is provided with a feeding portion and a discharging portion from top to bottom, wherein supporting legs are arranged on the peripheral wall of the bottom of the barrel body, a material guiding column is arranged in the barrel body and located between the feeding portion and the discharging portion, the material guiding column is fixedly connected with the barrel body through a connecting piece, one end of the material guiding column is fixedly connected with a first conical cap used for shunting material guiding, a second conical cap is embedded into the other end of the material guiding column, the conical top of the first conical cap is arranged towards the feeding portion, the conical top of the second conical cap is arranged in the same direction as the conical top of the first conical cap, a third conical cap communicated with the interior of the material guiding column is arranged on the outer side of the second conical cap, the conical top of the third conical cap is opposite to the conical top of the second conical cap, and an air inlet pipe used for blowing air into the second conical cap is communicated with the conical top of the third conical cap, and a plurality of air outlets for leading out the reflected air in the second conical cap are formed in the side wall of the third conical cap along the circumferential direction of the third conical cap.

In one embodiment, the guide pillar and the cylinder are on the same central axis.

In one embodiment, the feeding part comprises a cover plate covering the cylinder body, and the cover plate is provided with a feeding hole.

In one embodiment, the connecting piece comprises a plurality of connecting pieces fixedly connected to the cover plate, the connecting pieces are arranged along the circumferential annular array of the feeding hole, and one end, far away from the cover plate, of each connecting piece is fixedly connected with the material guiding column.

In one embodiment, the discharge part comprises a conical funnel fixedly connected with the barrel and a discharge pipe fixedly connected with the conical funnel, and the discharge pipe is communicated with the conical funnel and the barrel and is provided with a discharge hole.

In one embodiment, a hole groove for an air inlet pipe to extend out is formed in the side wall of the discharge pipe, one end, far away from the third conical cap, of the air inlet pipe extends out of the discharge pipe along the hole groove, and the outer diameter of the air inlet pipe is smaller than that of the discharge hole.

In conclusion, the invention has the following beneficial effects: in the working process, plastic granules get into by the feed portion, after first toper cap carries out the reposition of redundant personnel direction, plastic granules evenly falls along the periphery wall of guide post, and let in hot-blast with the air-supply line simultaneously, hot-blast air-blast blows on the inside wall of second toper cap along the air-supply line, under the blockking of second toper cap, hot-blast reflection similar light takes place like and turns to and blows to the inside wall of third toper cap, finally hot-blast air blows out along the air outlet on the third toper cap, and because the physics characteristic that hot-air rises, hot-blast rising towards the feed portion and fully contact with plastic granules. Compared with the prior art, in the hot air rising process, no blocking protrusion exists between the third conical cap and the material guide column, and hot air can rise closely to the outer side wall of the material guide column, so that no blowing dead angle exists between the hot air and the material guide column, the contact surface between plastic particles and the hot air can be effectively improved, and a better drying effect is achieved.

Drawings

FIG. 1 is a schematic diagram of a drying cartridge of an embodiment of the present application;

FIG. 2 is a cross-sectional view of a drying cartridge of an embodiment of the present application;

FIG. 3 is a schematic diagram of a connection in a drying cartridge of an embodiment of the present application;

fig. 4 is a schematic diagram of a drying cylinder in the prior art.

In the figure: 1. a barrel; 2. a cover plate; 21. a feed inlet; 3. a discharge part; 31. a conical funnel; 32. a discharge pipe; 321. a discharge port; 4. a support leg; 5. an air inlet pipe; 6. a material guiding column; 61. a first conical cap; 62. a second conical cap; 63. a third conical cap; 631. an air outlet; 7. connecting sheets; 8. an outer cylinder; 9. an induced draft pipe; 10. an air inlet; 11. air equalizing pipes; 12. plastic particles.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 and 2, the embodiment of the present application provides a drying cylinder, which comprises a cylinder body 1 provided with a feeding part and a discharging part 3 from top to bottom. And a support leg 4 is arranged on the peripheral wall of the bottom of the barrel 1. Be located in the barrel 1 and be provided with guide post 6 between feeding portion and the ejection of compact portion 3, guide post 6 passes through connecting piece and barrel 1 fixed connection. One end of the material guiding column 6 is fixedly connected with a first conical cap 61 used for shunting and guiding materials, the other end of the material guiding column 6 is embedded with a second conical cap 62, the conical top of the first conical cap 61 is arranged towards the feeding part, and the conical top of the second conical cap 62 and the conical top of the first conical cap 61 are arranged in the same direction. And a third conical cap 63 communicated with the interior of the second conical cap 62 is arranged on the guide column 6 and positioned on the outer side of the second conical cap 62, and the conical top of the third conical cap 63 is opposite to the conical top of the second conical cap 62. The third conical cap 63 is provided with an air inlet pipe 5 at the top of the third conical cap 63 for blowing air into the second conical cap 62, and a plurality of air outlets 631 for leading out the reflected air in the second conical cap 62 are arranged on the side wall of the third conical cap 63 along the circumferential direction thereof.

It should be noted that the reflected wind is a self-defined word, which mainly means that when the hot wind flows into the second conical cap 62, the hot wind is reflected and turns like light rays and flows to the inner side wall of the third conical cap 63 under the blockage of the inner side wall of the second conical cap 62.

In the working process, plastic particles enter from the feeding portion, after the plastic particles are subjected to diversion and guiding through the first conical cap 61, the plastic particles uniformly fall along the peripheral wall of the material guide column 6, the air inlet pipe 5 is introduced with hot air, the hot air is blown onto the inner side wall of the second conical cap 62 along the air inlet pipe 5, under the blocking of the second conical cap 62, the hot air is reflected and turned like light rays and is blown to the inner side wall of the third conical cap 63, finally the hot air is blown out along the air outlet 631 in the third conical cap 63, due to the physical characteristic of rising of hot air, the hot air rises towards the feeding portion and fully contacts with the plastic particles, and the plastic particles after being dried by the hot air flow out from the discharging portion 3.

Compared with the prior art, the first conical cap 61 is arranged, so that plastic particles are not easy to stack in the falling process, and can uniformly and dispersedly fall from the outer side wall of the material guide column 6, the contact area between the plastic particles and hot air can be increased, and the drying of the plastic particles is accelerated; meanwhile, in the process of rising hot air, no blocking bulge exists between the third conical cap 63 and the material guide column 6, and the hot air can rise closely to the outer side wall of the material guide column 6, so that no blowing dead angle exists between the hot air and the material guide column 6, the contact surface of plastic particles and the hot air can be further improved, and a better drying effect is achieved.

On the basis, as shown in fig. 2, the guide column 6 and the barrel 1 are on the same central axis.

The material guiding column 6 is arranged on the central axis of the cylinder body 1, so that the radial distance from the material guiding column 6 to the inner side wall of the cylinder body 1 is equal everywhere, and hot air can uniformly flow upwards along the peripheral side wall of the material guiding column 6 in the cylinder body 1.

Above-mentioned technical scheme can be even when making the plastic granules whereabouts contact with hot-blast to make plastic granules's drying more even abundant.

On the basis, as shown in fig. 1 and 3, the feeding part comprises a cover plate 2 covering the cylinder 1, and the cover plate 2 is provided with a feeding hole 21.

Because the cover plate 2 covers the cylinder body 1, when hot air rises to the cover plate 2, the hot air turns and gathers to be filled in a cavity between the cylinder body 1 and the material guide column 6 under the blocking of the cover plate 2.

Through the setting of apron 2, improved the dry quantity of plastic granules in the unit interval, effectively improved the dry work efficiency of plastic granules.

On the basis, as shown in fig. 3, the connecting piece includes a plurality of connecting pieces 7 fixedly connected to the cover plate 2, the connecting pieces 7 are arranged along the circumferential annular array of the feeding opening 21, and one end of each connecting piece 7 far away from the cover plate 2 is fixedly connected to the material guiding column 6.

It should be noted that the connecting piece 7 can be connected with the material guiding column 6 by welding or riveting.

The guide column 6 is connected to the cylinder 1 by a plurality of connecting pieces 7, and the plastic particles can slide down between every two connecting pieces 7 on the first conical cap 61.

Through the setting of a plurality of connection pieces 7, improved the steadiness that guide post 6 is connected with barrel 1, connection piece 7 is difficult to disturb the whereabouts of plastic granules simultaneously.

In addition, as shown in fig. 1 and 2, the discharge part 3 includes a conical funnel 31 fixedly connected to the barrel 1 and a discharge pipe 32 fixedly connected to the conical funnel 31, and the discharge pipe 32 is provided with a discharge port 321 in communication with the conical funnel 31 and the barrel 1. The lateral wall of the discharge pipe 32 is provided with a hole groove for the air inlet pipe 5 to extend out, one end of the air inlet pipe 5 far away from the third conical cap 63 extends out of the discharge pipe 32 along the hole groove, and the outer diameter of the air inlet pipe 5 is smaller than the diameter of the discharge hole 321.

When the material is required to be collected, the plastic particles are collected in the conical hopper 31 and finally flow out from the discharge hole 321, and are collected by the next process. The outer diameter of the air inlet pipe 5 is set to be smaller than the diameter of the discharge hole 321, so that the interference of the air inlet pipe 5 on the plastic particle blanking can be reduced.

Through the setting of conical hopper 31, improved the standardization that plastic granules received the material, made it be difficult to take place to splash.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. A drying barrel, comprising a barrel (1) provided with a feeding portion and a discharging portion (3) from top to bottom, characterized in that: the bottom outer peripheral wall of the barrel (1) is provided with A support leg (4), a material guide column (6) is arranged in the cylinder body (1) between the feeding part and the discharge part (3), and the material guide column (6) is connected to the cylinder body (6) through a connecting piece. 1) Fixed connection, one end of the material guide column (6) is fixedly connected with a first conical cap (61) for diverting and guiding the material, and the other end of the material guide column (6) is embedded with a second conical cap (61). A cap (62), the cone top of the first conical cap (61) is set towards the feeding part, and the cone top of the second conical cap (62) is the same as the cone top of the first conical cap (61) A third conical cap (63) communicated with the inside of the second conical cap (62) is provided on the material guide column (6), the cone of the third conical cap (63) is The top is opposite to the conical top of the second conical cap (62), and the third conical cap (63) is located at its conical top and is communicated with an air inlet pipe for blowing air into the second conical cap (62). (5), the side wall of the third conical cap (63) is provided with a plurality of air outlets (631) along its circumference for drawing out the reflected wind from the second conical cap (62).

2 . The drying barrel according to claim 1 , wherein the material guide column ( 6 ) and the barrel ( 1 ) are on the same central axis. 3 .

3. The drying cylinder according to claim 1, characterized in that: the feeding part comprises a cover plate (2) covered on the cylinder body (1), and an inlet plate (2) is provided on the cover plate (2). Feed opening (21).

4. The drying cartridge according to claim 3, characterized in that: the connecting piece comprises a plurality of connecting pieces (7) fixedly connected to the cover plate (2), and a plurality of the connecting pieces (7) are along the feeding direction. The openings (21) are arranged in a circumferential annular array, and one end of the connecting piece (7) away from the cover plate (2) is fixedly connected to the material guide column (6).

5. The drying barrel according to claim 1, characterized in that: the discharge part (3) comprises a conical funnel (31) fixedly connected with the cylindrical body (1) and fixed with the conical funnel (31) The connected discharge pipe (32) is provided with a discharge port (321) in communication with the conical funnel (31) and the cylinder (1).

6. The drying barrel according to claim 5, characterized in that: the side wall of the discharge pipe (32) is provided with a hole groove for the air inlet pipe (5) to extend, and the air inlet pipe ( 5) The end away from the third conical cap (63) extends along the hole groove to the outside of the discharge pipe (32), and the outer diameter of the air inlet pipe (5) is smaller than the diameter of the discharge port (321).