CN220753801U - Connector assembly - Google Patents

Abstract

The utility model relates to the technical field of connectors, in particular to a connector assembly, which comprises a connector, wherein one end of the connector is connected with a soft copper bar, the connector comprises a plug and a socket which are mutually inserted, the plug comprises a plug shell, a jack terminal is fixedly arranged on the inner side of the head part of the plug shell, the lower part of the jack terminal is in insertion fit with the socket, and the upper part of the jack terminal is connected with the soft copper bar. The soft copper bars are used for replacing the wires formed by connecting the wires with the OT terminals, the conductivity of the soft copper bars is more excellent than that of the wires formed by connecting the wires with the OT terminals, the circuit resistance of the connector after replacement is greatly reduced, the conductivity of the connector is effectively improved, the conductivity of the connector can be ensured to be excellent enough, the expected setting of high current and low resistance is achieved, and the technical problems that the circuit resistance of the connector is large and the conductivity of the connector is not excellent enough in the prior art are solved.

Description

Connector assembly

Technical Field

The present utility model relates to the field of connectors, and in particular, to a connector assembly.

Background

The energy storage connector (Energy Storage Connector) is a connector for use in an energy storage system for connecting energy storage devices, battery packs, inverters and other related devices. The energy storage connector is generally required to have the characteristics of high current, low resistance, reliability, safety and the like so as to meet the requirements of a high-power energy storage system. They typically employ high current plug and socket designs to ensure efficient power transfer and connection stability. The design of the energy storage connector typically allows for environmental compatibility such as waterproofing, dust protection, and ease of outgoing lines.

For example, chinese patent with the grant publication number CN217485847U discloses a rotatable opposite plug connector, which comprises a plug and a socket which are mutually plugged, wherein the plug comprises a plug housing, the plug housing is a T-shaped hollow tube, a jack terminal is fixedly arranged at the inner side of the T-shaped hollow tube head, a front cover plate is rotatably connected at the lower part of the jack terminal, the front cover plate is plugged with the socket housing of the socket, and the socket housing is hung with the plug housing. The file can realize 360-degree rotation due to the relative rotation of the front cover plate and the jack terminal, so that requirements of short-wire connection wiring and narrow space wiring can be met, and the wire outlet direction can be adjusted after the plug and the socket are connected, so that the connector is convenient to plug; meanwhile, the cylindrical structure of the socket shell is beneficial to realizing blind insertion of the connector, and is suitable for assembly in a narrow space; after the connectors are inserted, the upper cover plate is rotated to jack up the upper parts of the pressing tongues, so that the secondary locking of the connectors is realized, and the unlocking of the plug and the socket caused by misoperation is avoided.

However, an OT terminal is further disposed between the jack terminal and the conductive wire, the OT terminal and the conductive wire are involved in current transmission, the conductive wire and the OT terminal are not of an integral structure, a connection resistance value exists at a connection position, and the resistance of the whole circuit is still relatively large, so that the connector is not excellent enough in conductivity and cannot achieve the setting of expected high current and low resistance.

Disclosure of Invention

Aiming at the defects in the background technology, the utility model provides a connector assembly, which solves the technical problems of larger circuit resistance value and poor electrical conductivity of the connector in the prior art.

The technical scheme of the utility model is realized as follows: the utility model provides a connector assembly, includes the connector, and the one end of connector is connected with soft copper bar, the connector includes plug and the socket of pegging graft each other, the plug includes the plug shell, and the inboard fixed jack terminal that is equipped with of head of plug shell, jack terminal's lower part and socket grafting cooperation, jack terminal's upper portion and soft copper bar are connected.

Preferably, two mutually perpendicular jacks are arranged in the plug shell, wherein the jack terminals are positioned in the jacks at the head of the plug shell, the soft copper bars are inserted along the jacks at the other end, and the insertion ends of the soft copper bars are connected with the upper parts of the jack terminals through screws.

Preferably, the tail of the plug shell is provided with a tail cover, the tail cover is connected with the plug shell in a hanging mode, the tail cover is provided with a through hole, the soft copper bar is inserted along the through hole and is connected with the upper portion of the jack terminal, the soft copper bar is sleeved with a first sealing ring, and the first sealing ring is located between the tail cover and the plug shell.

Preferably, the first sealing ring comprises an outer sealing ring and an inner sealing ring, the outer sealing ring and the inner sealing ring are connected into a whole, the inner sealing ring is attached to the inner wall of the plug shell, the outer sealing ring is attached to the inner wall of the tail cover, when the tail cover is connected with the plug shell in a hanging mode, the inner sealing ring is inserted into the plug shell, and the tail cover compresses the outer sealing ring on the end face of the tail end of the plug shell.

Preferably, the lower part of the jack terminal is rotationally connected with a front cover plate, the front cover plate is spliced with a socket shell of the socket, the socket shell is hung with a plug shell, and a second sealing ring is arranged between the socket shell and the plug shell; the upper part of the jack terminal is provided with a sealing structure matched with a plug shell, and the plug shell is provided with a locking mechanism connected with a socket shell.

Preferably, the lower part of the jack terminal is provided with an annular groove, the inner side of the front cover plate is provided with a hanging table, and the hanging table is matched with the annular groove.

Preferably, the outside of the front cover plate is provided with an axially arranged convex key, the inner side of the socket shell is provided with a key groove, and the convex key is in plug-in fit with the key groove.

Preferably, the locking mechanism comprises a pressing tongue, the middle part of the pressing tongue is connected with the plug shell, a hanging ring is arranged on the outer side of the socket shell, a first protruding block is arranged at the lower end of the pressing tongue, and the socket shell is hung by the first protruding block and the hanging ring in a matching mode.

Preferably, an upper cover plate rotationally connected with the plug housing is arranged above the jack terminal, a boss is arranged on the lower side of the upper cover plate, the boss is positioned on the inner side of the pressing tongue and is matched with the upper stop of the pressing tongue, a hanging table is arranged on the side edge of the upper cover plate, an opening is arranged on the side wall of the plug housing, and the hanging table is hung in the opening and can rotate in the opening.

Preferably, the sealing structure comprises a pinch plate and a rubber ring, the pinch plate is rotationally connected with the upper cover plate, and the rubber ring is arranged between the pinch plate and the plug shell.

According to the utility model, the soft copper bar is used for replacing a circuit formed by connecting the lead and the OT terminal, the conductivity of the soft copper bar is more excellent than that of the circuit formed by connecting the lead and the OT terminal, the circuit resistance of the connector after replacement is greatly reduced, the conductivity of the connector is effectively improved, the conductivity of the connector can be ensured to be excellent enough, the setting of expected high current and low resistance is achieved, and the technical problems that the circuit resistance of the connector is larger and the conductivity of the connector is not excellent enough in the prior art are solved. Meanwhile, compared with the wires, the soft copper bar has lower cost, is softer and more flexible, can adapt to complex wiring environments, has strong applicability and fatigue resistance, and long service life, and further improves the service life of the connector. Finally, after the plug and the socket are plugged, the front cover plate and the jack terminal can rotate by 360 degrees relatively, so that the requirements of short-wire connection wiring and narrow space wiring can be met, and the outlet direction can be adjusted after the plug and the socket are connected, thereby facilitating the plugging of the connector; after the connector is inserted, the upper cover plate is rotated to support the tail end of the pressing tongue by the boss, so that the connector is locked secondarily, and the situation that the plug and the socket are unlocked due to incorrect operation is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present utility model, the drawings that are required for the description of the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a schematic diagram of the present utility model.

Fig. 2 is a cross-sectional view of the present utility model.

Fig. 3 is a perspective view of a plug of the connector of the present utility model.

Fig. 4 is an exploded view of fig. 3.

Fig. 5 is a cross-sectional view of fig. 3 of the present utility model.

Fig. 6 is a schematic diagram of a socket according to the present utility model.

Fig. 7 is a perspective view of the front cover plate of the present utility model.

Fig. 8 is a perspective view of a socket housing of the present utility model.

Fig. 9 is a perspective view of an upper cover plate of the present utility model.

Fig. 10 is a cross-sectional view of a connector according to the present utility model.

In the figure, 1 connector, 3 soft copper bars, 4 plug housing, 5 jack terminal, 6 front cover plate, 7 socket housing, 8 screw, 9 tail cover, 10 first sealing ring, 11 hanging table, 12 convex key, 13 key slot, 14 annular groove, 15 pressing tongue, 16 hanging ring, 17 upper cover plate, 18 boss, 19 hanging table, 20 buckle plate, 21 rubber ring, 22 first bump, 24 second sealing ring, 25 insulating rod, 26 contact pin terminal, 27 third sealing ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.

Embodiment 1, as shown in fig. 1 and 2, a connector assembly comprises a connector 1, one end of the connector 1 is connected with a soft copper bar 3, the connector 1 comprises a plug and a socket which are mutually inserted, the plug comprises a plug shell 4, a jack terminal 5 is fixedly arranged on the inner side of the head of the plug shell 4, the lower part of the jack terminal 5 is in insertion fit with the socket, and the upper part of the jack terminal 5 is connected with the soft copper bar 3. According to the utility model, the soft copper bar is used for replacing a circuit formed by connecting the lead and the OT terminal, the conductivity of the soft copper bar is more excellent than that of the circuit formed by connecting the lead and the OT terminal, the circuit resistance of the connector after replacement is greatly reduced, the conductivity of the connector is effectively improved, the conductivity of the connector can be ensured to be excellent enough, the setting of expected high current and low resistance is achieved, and the technical problems that the circuit resistance of the connector is larger and the conductivity of the connector is not excellent enough in the prior art are solved.

In the embodiment 1, two connectors 1 are connected through a soft copper bar 3 to form a connector assembly, and a battery pack formed by three batteries is taken as an example, the battery pack is formed by a first battery, a second battery and a third battery from top to bottom, one connector 1 of one connector assembly is connected with the negative electrode of the first battery, the other connector 1 is connected with the positive electrode of the second battery, the negative electrode of the second battery is connected with one connector 1 of the other connector assembly, the other connector 1 of the connector assembly is connected with the positive electrode of the third battery, and the battery pack is connected into a whole.

In embodiment 2, as shown in fig. 1, 2, 3 and 4, two mutually perpendicular jacks are provided in the plug housing 4, wherein the jack terminals 5 are located in the jacks at the head of the plug housing 4, the soft copper bar 3 is inserted along the tail jack of the plug housing 4, and the insertion end of the soft copper bar 3 is connected with the upper part of the jack terminals 5 through the screws 8. The soft copper bar 3 is provided with a jack, one end of the screw 8 penetrates through the jack and screws the soft copper bar 3 on the jack terminal 5, and the screw 8 ensures the stability of connection between the soft copper bar 3 and the jack terminal 5.

Embodiment 3, on the basis of embodiment 1, as shown in fig. 1, 2, 3, 4 and 5, a tail cover 9 is arranged at the tail of the plug housing 4, the tail cover 9 is connected with the plug housing 4 in a hanging manner, a through hole is arranged on the tail cover 9, the soft copper bar 3 is inserted along the through hole and connected with the upper part of the jack terminal 5, a first sealing ring 10 is sleeved on the soft copper bar 3, and the first sealing ring 10 is positioned between the tail cover 9 and the plug housing 4. The arrangement of the first sealing ring 10 is convenient for blocking the through hole, ensures the sealing effect between the tail cover 9 and the plug housing 4, and avoids the situation that dust enters into the connector along the through hole.

Embodiment 4, on the basis of embodiment 3, as shown in fig. 2 and 5, the first sealing ring 10 includes an outer sealing ring and an inner sealing ring, the outer sealing ring and the inner sealing ring are connected into a whole, the inner sealing ring is attached to the inner wall of the plug housing 4, the outer sealing ring is attached to the inner wall of the tail cover 9, when the tail cover 9 is connected with the plug housing 4 in a hanging manner, the inner sealing ring is inserted into the plug housing 4, and the tail cover 9 compresses the outer sealing ring on the end face of the tail end of the plug housing 4. The first sealing ring 10 that sets up like this forms the step form sealing washer from top to bottom, is the inlayer sealing washer that is located the upper portion, is the outer sealing washer that is located the lower part, and the sealing effect of the junction of tail-hood 9 and plug shell 4 has been guaranteed to the step form sealing washer, has avoided the junction of tail-hood 9 and plug shell 4 to appear the infiltration condition.

Embodiment 5, on the basis of any one of the above embodiments 1 to 4, as shown in fig. 3, 4, 5, 6, 7 and 10, the lower part of the jack terminal 5 is rotatably connected with a front cover plate 6, the front cover plate 6 is spliced with a socket housing 7 of a socket, the socket housing 7 is hooked with the plug housing 4, and a second sealing ring 24 is arranged between the socket housing 7 and the plug housing 4; the upper part of the jack terminal 5 is provided with a sealing structure matched with the plug housing 4, and the plug housing 4 is provided with a locking mechanism connected with the socket housing 7. The second sealing ring 24 is sleeved on the plug housing 4, and is positioned between the plug housing 4 and the socket housing 7 after the plug housing 4 is connected with the socket housing 7 in a hanging manner, so that the sealing effect of the plug housing 4 after the plug housing 7 is connected with the socket housing 7 in a hanging manner is enhanced. The socket shell 7 is provided with the contact pin terminal 26, the contact pin terminal 26 is matched and spliced with the jack terminal 5, the outside of the contact pin terminal 26 is matched and spliced with the inside of the jack terminal 5, the inside of the contact pin terminal 26 is matched and spliced with the insulating rod 25, the socket shell 7 is provided with the third sealing ring 27, the sealing of a contact surface is ensured when the connector is used due to the arrangement of the third sealing ring 27, the insulating rod 25 is inserted into the end part of the contact pin terminal 26, the strength of the contact pin terminal 26 is improved by utilizing the insertion of the insulating rod 25, and the situation that the circumference of the contact pin terminal 26 is inwards sunken is avoided.

In example 6, on the basis of example 5, as shown in fig. 5 and 7, an annular groove 14 is provided at the lower part of the jack terminal 5, a hanging table 11 is provided at the inner side of the front cover plate 6, and the hanging table 11 is matched with the annular groove 14. The cooperation of the hanging stand 11 and the annular groove 14 connects the jack terminal 5 and the front cover plate 6 in a rotating way to form a whole. The front cover plate 6 can be rotated around the receptacle terminal 5, and the receptacle connected to the front cover plate 6 can be rotated around the receptacle terminal 5.

In embodiment 7, on the basis of embodiment 6, as shown in fig. 7 and 8, the outer side of the front cover plate 6 is provided with a convex key 12 axially arranged, the inner side of the socket housing 7 is provided with a key groove 13, and the convex key 12 is in plug-in fit with the key groove 13. The top circle size and the bottom circle size of the convex key 12 of the connector with different specifications are different, namely the front cover plate 6 of the connector with different specifications and the socket shell 7 cannot be inserted, so that the error prevention function of the connector is realized, and the situation that the connector is inserted in error is effectively avoided.

In embodiment 8, on the basis of embodiment 7, as shown in fig. 5 and 10, the locking mechanism includes a pressing tongue 15, the middle part of the pressing tongue 15 is connected with the plug housing 4, a hanging ring 16 is arranged on the outer side of the socket housing 7, a first protruding block 22 is arranged at the lower end of the pressing tongue 15, and the first protruding block 22 is matched with the hanging ring 16 to hang the socket housing 7. The first protruding block 22 is located at the head end of the pressing tongue 15, although the middle part of the pressing tongue 15 is connected with the plug housing 4, the tail end of the pressing tongue 15 is pressed, the first protruding block 22 at the head end of the pressing tongue 15 can tilt, the first protruding block 22 is detached from the hanging ring 16, and the plug and the socket can be detached.

In embodiment 9, on the basis of embodiment 8, as shown in fig. 3, 4, 5, 9 and 10, an upper cover plate 17 rotatably connected with the plug housing 4 is disposed above the jack terminal 5, a boss 18 is disposed at the lower side of the upper cover plate 17, the boss 18 is located at the inner side of the pressing tongue 15 and the boss 18 is in blocking fit with the upper portion of the pressing tongue 15, a hanging table 19 is disposed at the side edge of the upper cover plate 17, an opening is disposed on the side wall of the plug housing 4, and the hanging table 19 is hung in the opening and can rotate in the opening. The boss 18 is located at the tail end of the pressing tongue 15, and is used for supporting the tail end of the pressing tongue 15, when the boss 18 supports the tail end of the pressing tongue 15, the first bump 22 at the head end of the pressing tongue 15 cannot be tilted, when the upper cover plate 17 is rotated, the hanging table 19 rotates in the opening, the hanging table 19 still keeps hanging with the side wall of the plug housing 4, but at this time, the boss 18 is not used for supporting the tail end of the pressing tongue 15, the tail end of the pressing tongue 15 is pressed, and the first bump 22 at the head end of the pressing tongue 15 is tilted, so that the socket housing 7 can be separated from the plug housing 4. The locking structure is arranged in such a way, after the connectors are inserted, the upper cover plate 17 is rotated to support the tail end of the pressing tongue 15 by the boss 18, so that the secondary locking of the connectors is realized, the situation that the plug and the socket are unlocked due to incorrect operation is avoided, and the safety of the connectors is improved.

In embodiment 10, on the basis of embodiment 9, as shown in fig. 3 and 4, the sealing structure includes a buckle plate 20 and a rubber ring 21, the buckle plate 20 is rotationally connected with the upper cover plate 17, and the rubber ring 21 is disposed between the buckle plate 20 and the upper cover plate 17. The rubber ring 21 seals the upper side of the receptacle terminal 5. When the upper cover plate 17 rotates, the pinch plate 20, the rubber ring 21 and the plug housing 4 cannot rotate relatively, and the sealing stability of the rubber ring 21 to the connector is effectively ensured.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. The utility model provides a connector assembly, includes connector (1), its characterized in that, the one end of connector (1) is connected with soft copper bar (3), connector (1) are including plug and the socket of pegging graft each other, the plug includes plug shell (4), and the inboard fixed jack terminal (5) that is equipped with of head of plug shell (4), the lower part and the socket grafting cooperation of jack terminal (5), the upper portion and the soft copper bar (3) of jack terminal (5) are connected.

2. Connector assembly according to claim 1, characterized in that two mutually perpendicular insertion holes are provided in the plug housing (4), wherein the insertion hole terminals (5) are located in the insertion holes of the head of the plug housing (4), the soft copper bars (3) are inserted along the insertion holes of the other end, and the insertion ends of the soft copper bars (3) are connected with the upper parts of the insertion hole terminals (5) by means of screws (8).

3. Connector assembly according to claim 1, characterized in that the tail of the plug housing (4) is provided with a tail cap (9), the tail cap (9) is hooked with the plug housing (4), the tail cap (9) is provided with a through hole, the soft copper bar (3) is inserted along the through hole and connected with the upper part of the jack terminal (5), the soft copper bar (3) is sleeved with a first sealing ring (10), and the first sealing ring (10) is located between the tail cap (9) and the plug housing (4).

4. A connector assembly according to claim 3, wherein the first seal ring (10) comprises an outer seal ring and an inner seal ring, the outer seal ring and the inner seal ring are integrally connected, the inner seal ring is attached to the inner wall of the plug housing (4), the outer seal ring is attached to the inner wall of the tail cap (9), the inner seal ring is inserted into the plug housing (4) when the tail cap (9) is connected with the plug housing (4), and the tail cap (9) presses the outer seal ring onto the end face of the tail end of the plug housing (4).

5. The connector assembly according to any one of claims 1 to 4, wherein a front cover plate (6) is rotatably connected to the lower part of the jack terminal (5), the front cover plate (6) is spliced with a socket housing (7) of the socket, the socket housing (7) is hooked with the plug housing (4), and a second sealing ring (24) is arranged between the socket housing (7) and the plug housing (4); the upper part of the jack terminal (5) is provided with a sealing structure matched with the plug housing (4), and the plug housing (4) is provided with a locking mechanism connected with the socket housing (7).

6. Connector assembly according to claim 5, characterized in that the lower part of the receptacle terminal (5) is provided with an annular groove (14), the inner side of the front cover plate (6) is provided with a first hanging table (11), and the first hanging table (11) is matched with the annular groove (14).

7. Connector assembly according to claim 6, characterized in that the outer side of the front cover plate (6) is provided with axially arranged protruding keys (12), the inner side of the socket housing (7) is provided with key grooves (13), and the protruding keys (12) are in plug-in fit with the key grooves (13).

8. The connector assembly according to claim 7, wherein the locking mechanism comprises a pressing tongue (15), the middle part of the pressing tongue (15) is connected with the plug housing (4), a hanging ring (16) is arranged on the outer side of the socket housing (7), a first protruding block (22) is arranged at the lower end of the pressing tongue (15), and the first protruding block (22) is matched with the hanging ring (16) to hang the socket housing (7).

9. The connector assembly according to claim 8, wherein an upper cover plate (17) rotationally connected with the plug housing (4) is arranged above the jack terminal (5), a boss (18) is arranged at the lower side of the upper cover plate (17), the boss (18) is located at the inner side of the pressing tongue (15) and the boss (18) is in blocking fit with the upper part of the pressing tongue (15), a second hanging table (19) is arranged at the side edge of the upper cover plate (17), an opening is arranged on the side wall of the plug housing (4), and the second hanging table (19) is hung in the opening and can rotate in the opening.

10. Connector assembly according to claim 9, characterized in that the sealing structure comprises a pinch plate (20) and a rubber ring (21), the pinch plate (20) being in rotational connection with the upper cover plate (17), the rubber ring (21) being arranged between the pinch plate (20) and the plug housing (4).