CN219106441U

CN219106441U - High-voltage connector with bonding wires

Info

Publication number: CN219106441U
Application number: CN202223517973.1U
Authority: CN
Inventors: 阎全忠; 张连新
Original assignee: Shangrao Luoxin Intelligent Technology Co ltd
Current assignee: Shanghai Rox Intelligent Technology Co Ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-30
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses a high-voltage connector with an iron bonding wire, which belongs to the technical field of new energy automobiles and comprises a connector body and a connector, wherein the connector body is positioned above the connector; through the setting of connector body, connector, first bonding pencil terminal, second bonding pencil terminal, first positive electrode terminal, first negative electrode terminal, second positive electrode terminal, second negative electrode terminal, connecting pipe and spliced pole, will equipotential cable pass through the connector body and carry out reliable connection with the shell and the automobile body of power battery package, can guarantee quick change battery package equipotential resistance safe and reliable requirement, protect whole car high pressure safety.

Description

High-voltage connector with bonding wires

Technical Field

The utility model relates to the technical field of new energy automobiles, in particular to a high-voltage connector with an iron strap.

Background

In order to ensure the replacement efficiency of a power battery, a new energy automobile with a quick-change battery pack is generally not provided with an independent bonding wire harness, an equipotential can only be connected with a battery box body and a car body through bolts, the surface of the battery box body is attached or oxidized after the power battery is used for a long time, the equipotential resistance of the quick-change battery pack after the battery pack is mounted on the car body is larger than 0.1 omega, and personal casualties can be caused when the battery pack has insulation faults, so that a high-voltage connector with bonding wires is needed.

Disclosure of Invention

The utility model aims to provide a high-voltage connector with an bonding wire, which has the advantages that an equipotential cable is reliably connected with a shell of a power battery pack and a vehicle body through the high-voltage connector, so that the safety and reliability requirements of equipotential resistors of a quick-change battery pack can be ensured, and the problems in the background art are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a take high voltage connector of bond strap, includes connector body and connector, the connector body is located the top of connector, the top of connector body is provided with first bonding wire harness terminal, the bottom of connector is provided with second bonding wire harness terminal, the both sides at connector body top are connected with first positive terminal and first negative terminal respectively, the both sides at connector bottom are connected with second positive terminal and second negative terminal respectively, the connecting pipe is all installed to the both sides at connector body bottom, the connecting pipe is connected with first positive terminal and first negative terminal electricity respectively, the both sides at connector top all are connected with the spliced pole, the spliced pole is connected with second positive terminal and second negative terminal electricity respectively, the bottom of connector body just is located between the connecting pipe and is connected with spacing pipe, the inner chamber of spacing pipe is provided with release mechanism, the top of connector just is provided with fixed establishment between the spliced pole.

Preferably, the bottom of the limiting pipe is provided with a concave cavity matched with the fixed pipe, both sides of the concave cavity are provided with lock holes, and the limiting pipe is clamped with the fixed mechanism through the concave cavity and the lock holes.

Preferably, the unlocking mechanism comprises a screw rod, two ends of the screw rod are respectively connected with the outer side of an inner cavity of the lock hole in a rotating mode through bearing seats, two sides of the surface of the screw rod are connected with moving plates in a threaded mode, a rotating rod is connected with the center of the screw rod through conical gear transmission, and the front end of the rotating rod penetrates through the limiting pipe and extends to the outer side of the limiting pipe to be connected with an inner hexagonal rotating cap.

Preferably, the fixing mechanism comprises a fixing tube, the bottom of the fixing tube is connected with the top of the connector, two sides of the inner cavity of the fixing tube are connected with locking bars in a sliding mode, the outer ends of the locking bars penetrate through the fixing tube respectively and extend to the outer portion of the fixing tube, a fixing block is mounted in the middle of the inner cavity of the fixing tube, two sides of the fixing tube are connected with reset springs, and the outer ends of the reset springs are connected with the inner ends of the locking bars respectively.

Preferably, limiting plates are arranged on the inner cavity of the fixed pipe and located on the front side and the rear side of the lock rod, limiting blocks are arranged on the front side and the rear side of the lock rod, limiting grooves are formed in the inner sides of the limiting plates and located at corresponding positions of the limiting blocks, and the surfaces of the limiting blocks are in sliding connection with the inner cavities of the limiting grooves.

Preferably, the front surface of the limiting tube is provided with a groove, and the rotating cap is positioned in the inner cavity of the groove.

Preferably, the sliding block is installed at the top of the moving plate, a sliding groove is formed in the top of the locking hole and located at the corresponding position of the sliding block, and the surface of the sliding block is in sliding connection with the inner cavity of the sliding groove.

Preferably, a baffle is arranged in the concave cavity and below the screw rod, and an elastic cushion is arranged at the bottom of the baffle.

Preferably, the surface of the rotating rod is sleeved with a supporting block, and the top and the bottom of the supporting block are respectively connected with the top of the concave cavity and the top of the baffle.

Preferably, the surface of the screw rod and two sides of the conical gear are respectively sleeved with a supporting block, and the top and the bottom of the supporting block are respectively connected with the top of the concave cavity and the top of the baffle plate.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through the arrangement of the connector body, the connector, the first bonding wire harness terminal, the second bonding wire harness terminal, the first positive terminal, the first negative terminal, the second positive terminal, the second negative terminal, the connecting pipe and the connecting column, the equipotential cable is used for reliably connecting the shell of the power battery pack and the vehicle body through the connector body, so that the safety and reliability requirements of the equipotential resistance of the quick-change battery pack can be ensured, and the high-voltage safety of the whole vehicle can be protected.

Drawings

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

FIG. 2 is a schematic top view of a cross-section of a mounting tube according to the present utility model;

FIG. 3 is a schematic top view of a limiting tube according to the present utility model;

FIG. 4 is a schematic diagram of a cross-sectional elevation of a spacing tube according to the present utility model;

FIG. 5 is a schematic view of the lock lever according to the present utility model.

In the figure: 1. a connector body; 2. a plug-in connector; 3. a first bond wire harness terminal; 4. a second bond wire harness terminal; 5. a first positive terminal; 6. a first negative terminal; 7. a second positive terminal; 8. a second negative terminal; 9. a connecting pipe; 10. a connecting column; 11. a limiting tube; 12. an unlocking mechanism; 13. a fixing mechanism; 121. a screw rod; 122. a moving plate; 123. a rotating rod; 131. a fixed tube; 132. a lock lever; 133. a fixed block; 134. a return spring; 14. a limiting plate; 15. and a baffle.

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 making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the high-voltage connector with the bonding wires comprises a connector body 1 and a connector 2, wherein the connector body 1 is positioned above the connector 2, a first bonding wire harness terminal 3 is arranged at the top of the connector body 1, a second bonding wire harness terminal 4 is arranged at the bottom of the connector 2, a first positive terminal 5 and a first negative terminal 6 are respectively connected to two sides of the top of the connector body 1, a second positive terminal 7 and a second negative terminal 8 are respectively connected to two sides of the bottom of the connector 2, connecting pipes 9 are respectively and electrically connected with the first positive terminal 5 and the first negative terminal 6, connecting posts 10 are respectively and electrically connected to two sides of the top of the connector 2, limiting pipes 11 are connected between the connecting pipes 9 at the bottom of the connector body 1, an unlocking mechanism 12 is arranged in an inner cavity of each limiting pipe 11, and a fixing mechanism 13 is arranged between the connecting posts 10 at the top of the connector 2;

the first bonding wire harness terminal 3 is reliably connected with a vehicle body through a cable, the second bonding wire harness terminal 4 is a socket bonding wire harness terminal, the inside of the battery box is reliably connected with the battery box through the cable, the first positive electrode terminal 5 and the first negative electrode terminal 6 are respectively plug positive and negative electrode connector terminals, the first positive electrode terminal 5, the first negative electrode terminal 6, the second positive electrode terminal 7 and the second negative electrode terminal 8 are respectively socket positive and negative electrode connector terminals and are connected with the positive and negative polarities of a high-voltage box of the whole vehicle, the height dimension of the contact position of the first bonding wire harness terminal 3 and the second bonding wire harness terminal 4 is higher than that of the first positive electrode terminal 5, the first negative electrode terminal 6, the second positive electrode terminal 7 and the second negative electrode terminal 8 respectively, when the connector body 1 is butted with the plug connector 2, the first positive electrode terminal 5, the first negative electrode terminal 6, the second positive electrode terminal 7 and the second negative electrode terminal 8 can be contacted after the first positive electrode terminal 5, the first negative electrode terminal 6, the second positive electrode terminal 7 and the second negative electrode terminal 8 are preferentially contacted, and the connector body 1 and the plug connector 2 are guaranteed to be disconnected when the first positive electrode terminal 6 and the second positive electrode terminal 4 are disconnected.

Referring to fig. 1-5, a cavity matched with a fixed tube 131 is formed at the bottom of a limiting tube 11, lock holes are formed at two sides of the cavity, the limiting tube 11 is clamped with a fixing mechanism 13 through the cavity and the lock holes, the connector body 1 is convenient to connect with a connector 2, an unlocking mechanism 12 comprises a screw rod 121, two ends of the screw rod 121 are respectively connected with the outer sides of an inner cavity of the lock holes through bearing seats in a rotating mode, moving plates 122 are connected with two sides of the surface of the screw rod 121 in a threaded mode, a rotating rod 123 is connected with the center of the screw rod 121 through conical gear transmission, the front end of the rotating rod 123 penetrates through the limiting tube 11 and extends to the outer portion of the limiting tube 11, an inner hexagonal rotating cap is connected to the outer portion of the limiting tube 11, when disassembly is needed, the rotating rod 123 drives the screw rod 121 to rotate through a conical gear, and threads at two ends of the screw rod 121 are oppositely arranged, the rotating screw rod 121 drives the moving plates 122 to be close to each other, and the moving plates 122 can press a locking rod 132 into the inner cavity of the fixed tube 131.

The fixed mechanism 13 comprises a fixed pipe 131, the bottom of the fixed pipe 131 is connected with the top of the connector 2, two sides of the inner cavity of the fixed pipe 131 are both in sliding connection with a lock rod 132, the outer end of the lock rod 132 penetrates through the fixed pipe 131 respectively and extends to the outer part of the fixed pipe 131, a fixed block 133 is arranged in the middle of the inner cavity of the fixed pipe 131, two sides of the fixed pipe 131 are both connected with a reset spring 134, the outer end of the reset spring 134 is respectively connected with the inner end of the lock rod 132, when the fixed pipe 131 is inserted, the cavity is formed, meanwhile, the lock rod 132 can retract into the fixed pipe 131 and compress the reset spring 134, after the fixed pipe 131 enters the cavity, the lock rod 132 is reset and inserted into a lock hole under the acting force of the reset spring 134, and the connector body 1 and the connector 2 can be firmly connected.

Limiting plates 14 are arranged on the front side and the rear side of the inner cavity of the fixed tube 131 and located on the front side and the rear side of the lock rod 132, limiting grooves are formed in the inner sides of the limiting plates 14 and located at corresponding positions of the limiting plates, the surfaces of the limiting plates are slidably connected with the inner cavities of the limiting grooves, the lock rod 132 can be limited, the lock rod 132 is prevented from shifting when moving, normal locking operation of the lock rod 132 is affected, grooves are formed in the front side of the limiting tube 11, a rotating cap is located in the inner cavity of each groove, and the inner hexagonal rotating cap is convenient to store and protect.

The slider is installed at the top of movable plate 122, the spout has been seted up at the top of lockhole and the department that corresponds that is located the slider, the surface and the inner chamber sliding connection of spout of slider can carry out spacingly to movable plate 122, drive movable plate 122 skew when preventing that lead screw 121 from rotating, thereby influence the normal movement of movable plate 122, baffle 15 is installed to the inside of cavity and the below that is located lead screw 121, elastic cushion is installed to the bottom of baffle 15, can spacing fixed pipe 131, when the installation, fixed pipe 131 can compress elastic cushion, make locking lever 132 and lockhole closely laminate under the effort of elastic cushion after the locking is accomplished, the stability of locking has been improved, take place to rock when avoiding connector body 1 to peg graft with connector 2.

The top and the bottom of bull stick 123 are overlapped and are equipped with the supporting shoe, and the top and the bottom of supporting shoe are connected with the top of cavity and the top of baffle 15 respectively, and the surface of lead screw 121 just is located the equal cover of both sides of conical gear and is equipped with the piece, and the top and the bottom of piece are connected with the top of cavity and the top of baffle 15 respectively, can support lead screw 121 and bull stick 123 respectively, have improved the stability when lead screw 121 and bull stick 123 rotate.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take high voltage connector of bond wire, includes connector body (1) and connector (2), its characterized in that: connector body (1) are located the top of connector (2), the top of connector body (1) is provided with first bonding wire harness terminal (3), the bottom of connector (2) is provided with second bonding wire harness terminal (4), the both sides at connector body (1) top are connected with first positive terminal (5) and first negative terminal (6) respectively, the both sides at connector (2) bottom are connected with second positive terminal (7) and second negative terminal (8) respectively, connecting pipe (9) are all installed to the both sides at connector body (1) bottom, connecting pipe (9) are connected with first positive terminal (5) and first negative terminal (6) electricity respectively, the both sides at connector (2) top all are connected with spliced pole (10), spliced pole (10) are connected with second positive terminal (7) and second negative terminal (8) electricity respectively, the bottom of connector body (1) just are located between connecting pipe (9) and are connected with spacing pipe (11), spacing mechanism (11) are located between connecting pipe (11), spacing mechanism (12) are located between fixed connection (12) are located at the top.

2. The high voltage connector with bond wires of claim 1, wherein: the bottom of the limiting tube (11) is provided with a concave cavity matched with the fixing tube (131), both sides of the concave cavity are provided with lock holes, and the limiting tube (11) is clamped with the fixing mechanism (13) through the concave cavity and the lock holes.

3. A high voltage connector with bond wires as recited in claim 2, wherein: the unlocking mechanism (12) comprises a screw rod (121), two ends of the screw rod (121) are respectively connected with the outer side of an inner cavity of a lock hole in a rotating mode through bearing seats, two sides of the surface of the screw rod (121) are respectively connected with a movable plate (122) in a threaded mode, a rotating rod (123) is connected to the center of the screw rod (121) through bevel gear transmission, and the front end of the rotating rod (123) penetrates through a limiting pipe (11) and extends to the outer side of the limiting pipe (11) to be connected with an inner hexagonal rotating cap.

4. A high voltage connector with bond wires as recited in claim 3, wherein: the fixing mechanism (13) comprises a fixing tube (131), the bottom of the fixing tube (131) is connected with the top of the connector (2), two sides of the inner cavity of the fixing tube (131) are connected with a lock rod (132) in a sliding mode, the outer ends of the lock rod (132) penetrate through the fixing tube (131) and extend to the outer portion of the fixing tube (131) respectively, a fixing block (133) is mounted in the middle of the inner cavity of the fixing tube (131), two sides of the fixing tube (131) are connected with reset springs (134), and the outer ends of the reset springs (134) are connected with the inner ends of the lock rod (132) respectively.

5. The high voltage connector with bond wires of claim 4, wherein: limiting plates (14) are arranged on the front side and the rear side of the inner cavity of the fixed tube (131) and located on the front side and the rear side of the lock rod (132), limiting blocks are arranged on the front side and the rear side of the lock rod (132), limiting grooves are formed in the inner sides of the limiting plates (14) and located at corresponding positions of the limiting blocks, and the surfaces of the limiting blocks are in sliding connection with the inner cavities of the limiting grooves.

6. The high voltage connector with bond wires of claim 5, wherein: the front of the limiting pipe (11) is provided with a groove, and the rotating cap is positioned in the inner cavity of the groove.

7. The high voltage connector with bond wires of claim 6, wherein: the sliding block is installed at the top of the moving plate (122), a sliding groove is formed in the top of the locking hole and located at the corresponding position of the sliding block, and the surface of the sliding block is in sliding connection with the inner cavity of the sliding groove.

8. The high voltage connector with bond wires of claim 7, wherein: baffle (15) are installed in the concave cavity and below the screw rod (121), and elastic cushions are installed at the bottoms of the baffle (15).

9. The high voltage connector with bond wires of claim 8, wherein: the surface cover of bull stick (123) is equipped with the supporting shoe, the top and the bottom of supporting shoe are connected with the top of cavity and the top of baffle (15) respectively.

10. The high voltage connector with bond wires of claim 9, wherein: the surface of the screw rod (121) and two sides of the conical gear are respectively sleeved with a supporting block, and the top and the bottom of the supporting blocks are respectively connected with the top of the concave cavity and the top of the baffle plate (15).