CN218867449U

CN218867449U - High-voltage connector

Info

Publication number: CN218867449U
Application number: CN202320118030.7U
Authority: CN
Inventors: 张朝权; 令狐云波; 唐兴然; 宁鹏涛
Original assignee: Lixun Automotive Technology Shanghai Co ltd
Current assignee: Lixun Automotive Technology Shanghai Co ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-04-14
Anticipated expiration: 2033-02-06

Abstract

The utility model discloses a high-voltage connector belongs to high-voltage connector technical field. The high-voltage connector comprises a shell, a copper bar assembly, a cable assembly and a connecting piece, wherein a first opening and a second opening are formed in the shell, the copper bar assembly penetrates through the first opening, the cable assembly penetrates through the second opening, the copper bar assembly and the cable assembly are vertically arranged, and the connecting piece can penetrate through the first opening to connect the copper bar assembly and the cable assembly which are located in the shell. The utility model discloses a high-pressure connector, casing structure as an organic whole, during the equipment, stretch into the casing with the copper bar subassembly through first opening in, stretch into the casing with the cable subassembly through the second opening in, the last connecting piece passes first opening and connects copper bar subassembly and cable subassembly, and simple structure and equipment are convenient, and then the cost is reduced.

Description

High-voltage connector

Technical Field

The utility model relates to a high-pressure connector technical field especially relates to a high-pressure connector.

Background

At present, connectors on the market comprise copper bar terminals, cables and shells, the shells adopt split structures, during assembly, the copper bar terminals and the cables are firstly connected, and then the assembled copper bar terminals and the assembled cables are assembled with the split shells. However, the split type housing has a complicated structure and is inconvenient to assemble, thereby increasing costs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-pressure connector, simple structure, the equipment is convenient and with low costs.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a high-voltage connector, includes casing, copper bar subassembly, cable subassembly and connecting piece, first opening and second opening have been seted up to the casing, the copper bar subassembly is worn to locate first opening, the cable subassembly is worn to locate the second opening, the copper bar subassembly with the cable subassembly sets up perpendicularly, the connecting piece can pass first opening is in order to connect and be located in the casing the copper bar subassembly with the cable subassembly.

In some possible embodiments, the cable assembly includes a cable and a wire nose connected to an end of the cable, the copper bar assembly includes a copper bar terminal and a bending portion disposed at an end of the copper bar terminal, and the bending portion and the wire nose are connected through the connector.

In some possible embodiments, a spacer is further included and is disposed between the cable assembly and the connector.

In some possible embodiments, the isolating piece comprises an end cap and a connecting column connected to the end cap, the end cap and the connecting column are provided with a through threaded hole, the connecting column penetrates through the through hole of the cable assembly, the cable assembly is clamped between the copper bar assembly and the end cap, the connecting piece is a screw, and the screw penetrates through the through hole of the copper bar assembly and is in threaded connection with the threaded hole.

In some possible embodiments, one end of the end cap facing the connecting column is provided with a limiting ring, the limiting ring is arranged on the periphery of the connecting column, and the limiting ring can limit the cable assembly circumferentially.

In some possible embodiments, the method further comprises:

the first rubber core is connected between the shell and the copper bar assembly, and is provided with an insertion opening;

the second rubber core is connected between the shell and the cable assembly, a plug inserted into the socket is arranged on the second rubber core, an opening is formed in the plug, and the copper bar assembly can penetrate through the opening to be connected with the cable assembly.

In some possible embodiments, the method further comprises:

the first waterproof assembly is arranged between the cable assembly and the shell; and/or

The second waterproof assembly is arranged between the first rubber core and the shell; and/or

The third water proofing component extends out of the first rubber core and is arranged between the first rubber core and an external structure.

In some possible embodiments, two parallel stacked copper bar assemblies and two parallel stacked cable assemblies are provided, and the two copper bar assemblies and the two cable assemblies are located on the same surface, a first copper bar assembly is connected with a first cable assembly, and a second copper bar assembly is connected with a second cable assembly.

In some possible embodiments, the cable assembly further includes a shielding assembly, and the shielding assembly is sleeved on the cable assembly.

In some possible embodiments, a mounting plate is arranged at one end of the shell facing the copper bar assembly, and mounting holes are formed in the mounting plate.

The utility model has the advantages that:

the utility model provides a pair of high-pressure connector, casing structure as an organic whole, during the equipment, stretch into the casing with the copper bar subassembly through first opening in, stretch into the casing with the cable subassembly through the second opening in, last connecting piece passes first opening and connects copper bar subassembly and cable subassembly, and simple structure and equipment are convenient, and then the cost is reduced.

Drawings

FIG. 1 is a schematic diagram of a high voltage connector according to an embodiment of the present invention;

FIG. 2 is a bottom view of a high voltage connector according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of a copper bar assembly and a cable assembly according to an embodiment of the present invention;

FIG. 4 is a schematic view of a spacer provided by an embodiment of the present invention;

fig. 5 is an exploded view of a high voltage connector according to an embodiment of the present invention.

In the figure:

1. a housing; 11. a first opening; 12. a second opening; 13. mounting a plate; 131. mounting holes;

2. a copper bar assembly; 21. a copper bar terminal; 22. a bending part;

3. a cable assembly; 31. a cable; 32. a wire nose;

4. a connecting member;

5. a spacer; 51. an end cap; 52. connecting columns; 53. a threaded hole; 54. a limiting ring;

6. a first rubber core; 61. a socket;

7. a second rubber core; 71. a plug; 711. an elastic portion;

8. a first water resistant assembly; 81. a waterproof ring; 82. a tail cover;

9. a second water resistant assembly;

10. a third water prevention component;

100. a shielding assembly; 101. an inner shield ring; 102. an outer shield ring;

200. and (4) heat-shrinkable sleeves.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solutions adopted by the present invention, and the technical effects achieved by the present invention clearer, the following detailed description will be made with reference to the accompanying drawings for further describing the technical solutions of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The embodiment provides a high-voltage connector, as shown in fig. 1-3, which includes a housing 1, a copper bar assembly 2, a cable assembly 3 and a connecting piece 4, the housing 1 is provided with a first opening 11 and a second opening 12, the copper bar assembly 2 is arranged through the first opening 11, the cable assembly 3 is arranged through the second opening 12, the copper bar assembly 2 and the cable assembly 3 are arranged at an included angle, and the connecting piece 4 can pass through the first opening 11 to connect the copper bar assembly 2 and the cable assembly 3 which are positioned in the housing 1. Casing 1 structure as an organic whole, during the equipment, stretch into casing 1 with copper bar subassembly 2 through first opening 11 in, stretch into casing 1 with cable subassembly 3 through second opening 12 in, connecting piece 4 passes first opening 11 at last and connects copper bar subassembly 2 and cable subassembly 3, connecting piece 4 and copper bar subassembly 2 all pack into casing 1 through first opening 11 in, casing 1 structure has been simplified, and the equipment is convenient, and then the cost is reduced.

In one embodiment, the cable assembly 3 includes a cable 31 and a wire nose 32 connected to an end of the cable 31, the copper bar assembly 2 includes a copper bar terminal 21 and a bending portion 22 disposed at an end of the copper bar terminal 21, and the bending portion 22 and the wire nose 32 are connected by a connector 4. The bending of the bending portion 22 increases the contact area with the wire nose 32, thereby improving the connection reliability. Further, the connecting piece 4 is a screw and penetrates through the bending portion 22 and the wire nose 32, so that the wire nose 32 and the bending portion 22 are fastened and connected, and the assembly and disassembly are convenient. Specifically, the thermal shrinkable sleeve 200 is sleeved outside the joint of the wire nose 32 and the cable 31, so that the connection reliability and safety are improved.

In one embodiment, as shown in fig. 1 and 3, the copper bar assembly 2 and the cable assembly 3 are vertically disposed, and in other embodiments, the included angle may be set according to requirements.

In one embodiment, as shown in fig. 1, two copper bar assemblies 2 and two cable assemblies 3 are arranged in parallel, the two copper bar assemblies 2 and the two cable assemblies 3 are located on the same plane, the first copper bar assembly 2 is connected with the first cable assembly 3, and the second copper bar assembly 2 is connected with the second cable assembly 3. Adopt cable subassembly 3 and copper bar subassembly 2 switching, form 90 and be qualified for the next round of competitions, can save turn radius oversize, solve the too big problem of space of arranging.

In one embodiment, as shown in fig. 2, a mounting plate 13 is disposed at an end of the housing 1 facing the copper bar assembly 2, a mounting hole 131 is disposed on the mounting plate 13, and after the copper bar assembly 2 is connected to an external socket, a fastener such as a screw thread penetrates through the mounting hole 131 to be connected to the external socket, so that the connection reliability of the copper bar assembly 2 and the socket is improved.

In one embodiment, as shown in fig. 3-5, the high voltage connector further comprises a spacer 5 disposed between the cable assembly 3 and the connector 4 to limit creepage distance.

In one embodiment, as shown in fig. 4, the isolating member 5 includes an end cap 51 and a connecting column 52 connected to the end cap 51, the end cap 51 and the connecting column 52 are provided with a through threaded hole 53, the connecting column 52 penetrates through the through hole of the cable assembly 3, the cable assembly 3 is clamped between the copper bar assembly 2 and the end cap 51, the connecting member 4 is a screw, the screw penetrates through the through hole of the copper bar assembly 2 and is in threaded connection with the threaded hole 53, so that the end of the screw and the end cap 51 clamp the cable assembly 3 and the copper bar assembly 2, the limiting is realized, and the connection reliability is improved. Specifically, the wire nose 32 and the bent portion are connected between the end cap 51 and the end of the screw.

In one embodiment, as shown in fig. 4, a limiting ring 54 is disposed at one end of the end cap 51 facing the connecting column 52, the limiting ring 54 is disposed at the periphery of the connecting column 52, the limiting ring 54 can circumferentially limit the cable assembly 3, and when the screw is rotated to connect the screw with the threaded hole 53 of the spacer 5, the spacer 5 is prevented from rotating, which facilitates the connection.

In one embodiment, as shown in fig. 5, the high voltage connector further includes a first rubber core 6 and a second rubber core 7 for insulation and isolation, specifically, the first rubber core 6 is connected between the housing 1 and the copper bar assembly 2, the second rubber core 7 is connected between the housing 1 and the cable assembly 3, the housing 1 and the copper bar assembly 2 are fixed by the first rubber core 6, and the housing 1 and the cable assembly 3 are fixed by the second rubber core 7, so that the connection reliability is improved. Socket 61 has been seted up to first gluey core 6, second gluey core 7 is equipped with the plug 71 of pegging graft in socket 61, the trompil has been seted up to plug 71, copper bar subassembly 2 can pass the trompil to be connected with cable subassembly 3, through socket 61 and plug 71 cooperation, it is spacing to have realized the structure of first gluey core 6 and second gluey core 7, and then realized spacing between cable subassembly 3 and the copper bar subassembly 2, and through setting up the trompil, cable subassembly 3 and copper bar subassembly 2's connection has been realized.

Specifically, the wire nose 32 is exposed out of the second plastic core 7 through the opening, and the bending portion 22 penetrates through the opening and abuts against the wire nose 32. During assembly, the first rubber core 6 and the second rubber core 7 are fixed in the shell 1, the copper bar assembly 2 and the cable assembly 3 are respectively arranged in the first rubber core 6 and the second rubber core 7, and finally the copper bar assembly and the cable assembly are connected through the connecting piece 4. Or the first rubber core 6 can be connected with the copper bar assembly 2, the second rubber core 7 is connected with the cable assembly 3, and then the whole is arranged in the shell 1 and finally connected through the connecting piece 4. Or after the copper bar assembly 2 and the cable assembly 3 are respectively installed in the shell 1, the first rubber core 6 and the second rubber core 7 can be installed. The specific assembly sequence is not limited.

First gluey core 6 is divided into first long gluey core and first short gluey core, and second gluey core 7 is divided into the second and is glued core and second short gluey core to be used for two parallel copper bar subassemblies 2 that stack and two parallel cable subassemblies 3 that stack respectively, concrete length combines actual conditions to set up.

Further, the plug 71 is provided with an elastic portion 711 to increase the reliability of connection with the socket 61.

In one embodiment, the high-voltage connector further comprises a first waterproof assembly 8, wherein the first waterproof assembly 8 is arranged between the cable assembly 3 and the shell 1, so that the cable assembly 3 and the shell 1 are sealed and waterproof; specifically, first waterproof component 8 includes waterproof circle 81 and tail-hood 82, and the tail-hood 82 shutoff is between casing 1 and cable 31, and waterproof circle 81 is located in casing 1 and the cover is established on cable 31, realizes waterproofly, has guaranteed the waterproof grade to tail-hood 82 fixed connection casing 1 and cable 31.

In an embodiment, the high-voltage connector further comprises a second waterproof assembly 9, the second waterproof assembly 9 is arranged between the first rubber core 6 and the shell 1, sealing and waterproofing between the first rubber core 6 and the shell 1 are achieved, the waterproof grade is improved, and the specific second waterproof assembly 9 is not limited.

In one embodiment, the high-voltage connector further comprises a third waterproof component 10, the first rubber core 6 extends out of the housing 1, the third waterproof component 10 is arranged between the first rubber core 6 and an external structure, and when the copper bar component 2 is inserted into an external socket, the waterproof sealing performance between the copper bar component 2 and the external structure is ensured.

In an embodiment, the high-voltage connector further includes a shielding assembly 100, the shielding assembly 100 is sleeved on the cable assembly 3, specifically, at a joint of the cable 31 and the wire nose 32, so as to achieve an effect of resisting external interference, protect the cable 31, and prevent the cable 31 from being worn. Specifically, the shielding assembly 100 includes an inner shielding ring 101 and an outer shielding ring 102, both of which are sleeved on the cable 31, and the shielding assembly 100 is provided between the wire nose 32 and the waterproof ring 81.

In one embodiment, the housing 1 is formed by die casting using a die casting mold, the first rubber core 6, the second rubber core 7 and the tail cover 82 are injection molded using an injection mold, the copper bar assembly 2 and the wire nose 32 are punched using a punching mold, the inner shielding ring 101 is machined, the outer shielding ring 102 is punched using a punching mold, and the waterproof ring 81 is hot-pressed and formed using a silica gel mold.

In particular, high voltage connectors are used in power distribution structures in a vibrating environment, such as motors, motor controllers, and the like.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a high-voltage connector, its characterized in that, includes casing (1), copper bar subassembly (2), cable subassembly (3) and connecting piece (4), first opening (11) and second opening (12) have been seted up in casing (1), copper bar subassembly (2) are worn to locate first opening (11), cable subassembly (3) are worn to locate second opening (12), copper bar subassembly (2) with cable subassembly (3) set up perpendicularly, connecting piece (4) can pass first opening (11) with the connection is located in casing (1) copper bar subassembly (2) with cable subassembly (3).

2. The high-voltage connector according to claim 1, wherein the cable assembly (3) comprises a cable (31) and a wire nose (32) connected to an end of the cable (31), the copper bar assembly (2) comprises a copper bar terminal (21) and a bent portion (22) arranged at an end of the copper bar terminal (21), and the bent portion (22) and the wire nose (32) are connected through the connecting piece (4).

3. The high-voltage connector assembly according to claim 1, further comprising a spacer (5) arranged between the cable assembly (3) and the connector (4).

4. The high-voltage connector according to claim 3, wherein the spacer (5) comprises an end cap (51) and a connecting column (52) connected to the end cap (51), the end cap (51) and the connecting column (52) are provided with a threaded hole (53) therethrough, the connecting column (52) is inserted into the through hole of the cable assembly (3), the cable assembly (3) is clamped between the copper bar assembly (2) and the end cap (51), the connecting piece (4) is a screw inserted into the through hole of the copper bar assembly (2) and in threaded connection with the threaded hole (53).

5. The high-voltage connector assembly according to claim 4, wherein the end cap (51) is provided with a stop ring (54) at an end facing the connecting post (52), the stop ring (54) being provided at the outer circumference of the connecting post (52), the stop ring (54) being capable of circumferentially stopping the cable assembly (3).

6. The high voltage connector assembly according to any one of claims 1-5, further comprising:

the first rubber core (6) is connected between the shell (1) and the copper bar assembly (2), and a socket (61) is formed in the first rubber core (6);

the second rubber core (7) is connected between the shell (1) and the cable assembly (3), the second rubber core (7) is provided with a plug (71) which is inserted into the socket (61), an opening is formed in the plug (71), and the copper bar assembly (2) can penetrate through the opening to be connected with the cable assembly (3).

7. The high voltage connector of claim 6, further comprising:

a first waterproof assembly (8) provided between the cable assembly (3) and the housing (1); and/or

The second waterproof assembly (9) is arranged between the first rubber core (6) and the shell (1); and/or

Third water proofing subassembly (10), first gluey core (6) stretch out in casing (1), third water proofing subassembly (10) are located between first gluey core (6) and the external structure.

8. The high-voltage connector assembly according to claim 1, wherein two copper bar assemblies (2) stacked in parallel and two cable assemblies (3) stacked in parallel are provided, and the two copper bar assemblies (2) and the two cable assemblies (3) are located on the same plane, a first copper bar assembly (2) is connected to a first cable assembly (3), and a second copper bar assembly (2) is connected to a second cable assembly (3).

9. The high-voltage connector according to any one of claims 1 to 5, further comprising a shielding assembly (100), wherein the shielding assembly (100) is sleeved on the cable assembly (3).

10. The high-voltage connector according to any one of claims 1 to 5, wherein a mounting plate (13) is provided at an end of the housing (1) facing the copper bar assembly (2), and a mounting hole (131) is provided on the mounting plate (13).