CN219086283U

CN219086283U - Parallel quick-plug high-voltage connector

Info

Publication number: CN219086283U
Application number: CN202320000394.5U
Authority: CN
Inventors: 刘东岭; 刘周萌
Original assignee: IAT Automobile Technology Co Ltd
Current assignee: IAT Automobile Technology Co Ltd
Priority date: 2023-01-02
Filing date: 2023-01-02
Publication date: 2023-05-26
Anticipated expiration: 2033-01-02

Abstract

The utility model relates to a parallel quick-plug high-voltage connector, and relates to the technical field of automobile design and manufacture. The parallel quick-plug high-voltage connector comprises a connector body, a base and a wire passing device, wherein the connector body is connected with the wire passing device by adopting a T-shaped terminal to realize the parallel connection of front and rear high-voltage wire bundles, the connector body and the base can realize the quick installation and sealing waterproof functions, the parts such as PDU (power distribution unit) and the high-voltage wire bundles can be reduced, and the cost and the space of a vehicle can be saved.

Description

Parallel quick-plug high-voltage connector

Technical Field

The utility model relates to the technical field of automobile design and manufacture, in particular to a parallel quick-plug high-voltage connector.

Background

In the prior art, many vehicle enterprises select quick-change batteries as an energy supplementing scheme, and design a quick-change battery pack, but generally only one battery pack scheme is adopted, and the vehicle design quick-change high-voltage connector can only be matched with one battery pack. With the power demand of passenger cars and commercial vehicles, a single standard quick-change battery pack cannot meet the vehicle demand, and a vehicle may be assembled with a plurality of quick-change battery packs, and when a plurality of battery packs are required to be connected in parallel, a PDU and a high-voltage wire harness are required to be added, and the circuit diagram is shown in FIG. 1.

The current vehicle design quick-change high-voltage connector can only adapt to one battery pack, when a plurality of battery packs are required to be connected in parallel, power distribution is realized by adding one PDU, so that additional parts are required to be developed, the length of a high-voltage wire harness is correspondingly increased, and the cost and the weight are increased.

Disclosure of Invention

In order to solve the technical problems in the prior art, the utility model aims to provide a parallel quick-plug high-voltage connector.

The utility model relates to a parallel quick-plug high-voltage connector, which comprises a connector body, a base and a wire passing device; the two wire passing devices are respectively arranged at two sides of the connector body; the connector body comprises a connector box body, a guide protrusion sealing structure and a T-shaped terminal are arranged in the connector box body, a hollow guide column is arranged in the guide protrusion sealing structure, the T-shaped terminal consists of a transmission end and a busbar, the transmission end is arranged in the hollow guide column, and a compression spring is arranged on the periphery of the hollow guide column; the wire passing device comprises a shell and a high-voltage wire harness terminal, wherein the high-voltage wire harness terminal is fixed in the shell, a sealing plug is arranged between the high-voltage wire harness terminal and the shell, and the sealing plug is clamped and fixed with the side wall of the connector box body; the high-voltage wire harness terminal extends into the connector box body from the side wall of the connector box body, and the connecting end of the high-voltage wire harness terminal is connected with the busbar through bolts; the base is provided with a jack seat matched with the transmission end, and the bottom of the periphery of the jack seat is provided with a sealing ring matched with the compression spring.

The base is provided with a first locating pin and a second locating pin, and the first locating pin and the second locating pin are in plug-in fit with a first locating hole and a second locating hole on the bottom plate of the connector box body.

The connecting end of the high-voltage wire harness terminal is connected with the busbar through a bolt.

Wherein, the connector body still includes the upper cover.

The upper cover is fixedly connected with the connector box body through bolts.

Wherein, be provided with two high-voltage harness terminals on every wire passing ware.

The sealing plug is tightly clamped and fixed with the side wall of the connector box body in an interference mode.

Compared with the prior art, the parallel quick-plug high-voltage connector has the following beneficial effects:

1. the rapid installation and parallel scheme implementation of a plurality of battery packs can be realized, and a high-voltage circuit diagram is simplified;

2. the structure can reduce the development of high-voltage wiring harnesses and PDU parts, and save space and cost.

Drawings

FIG. 1 is a schematic diagram of a prior art parallel connection of battery packs;

fig. 2 is a schematic diagram of an electric circuit in which the battery packs in example 1 are connected in parallel;

fig. 3 is a disassembled structure diagram of the parallel quick-connect high-voltage connector of embodiment 1;

fig. 4 is a sectional view of the connector body in embodiment 1;

fig. 5 is a schematic structural view of the T-terminal of fig. 4;

fig. 6 is a schematic structural view of the base in embodiment 1;

fig. 7 is an internal connection relationship diagram of the connector body in embodiment 1;

FIG. 8 is a bottom feature of the base of example 1;

fig. 9 is a top view of the parallel quick connect high voltage connector of embodiment 1;

fig. 10 is an axial view of the parallel quick connect high voltage connector of embodiment 1;

fig. 11 is a sectional view showing the installation of the parallel quick-connect high-voltage connector of embodiment 1.

Detailed Description

The parallel quick connect high voltage connector of the present utility model will be further described with reference to specific embodiments to assist those skilled in the art in a more complete, accurate and thorough understanding of the present utility model.

Example 1

As shown in fig. 3-11, the parallel quick-plug high-voltage connector of the present embodiment includes a connector body 1, a base 2, and two wire-passing devices 3, where the two wire-passing devices 3 are disposed on two sides of the connector body 1. The base 2 is mounted on the battery pack body. As shown in fig. 3, the wire guide 3 is mounted on the connector body 1. As shown in fig. 4-5, the connector body 1 includes a connector box body, a guiding protrusion sealing structure 103 and a T-shaped terminal 101 are disposed in the connector box body, a hollow guiding column is disposed in the guiding protrusion sealing structure 103, the T-shaped terminal 101 is composed of a transmission end 101a and a busbar 101b, the transmission end 101a is used for power transmission, and bolt holes are formed at two ends of the busbar 101 b. The transmission end 101a of the T-shaped terminal 101 is disposed in the hollow guide post, and a hold-down spring 104 is disposed on the outer circumference of the hollow guide post. The connector body 1 further comprises an upper cover 102, and the upper cover 102 is fixedly connected with the connector box body through bolts. The wire guides 3 comprise a plastic housing 302 and high voltage harness terminals 303, the high voltage harness terminals 303 being fixed in the plastic housing 302, and two high voltage harness terminals 303 being provided on each wire guide 3. A sealing plug 301 is arranged between the high-voltage wire harness terminal 303 and the plastic shell 302, and the sealing plug 301 and the side wall of the connector box body can realize waterproof and dustproof functions after being tightly clamped in an interference mode. The high-voltage wire harness terminal 303 extends into the connector box body from the side wall of the connector box body, and then the connecting end 304 of the high-voltage wire harness terminal 303 is connected with the busbar 101b through bolts, so that the high-voltage wire harnesses 303 on two sides can be connected through the T-shaped terminal 101, and the parallel connection requirement of the front high-voltage wire harness and the rear high-voltage wire harness is achieved. The base 2 is provided with a jack seat 202 matched with the transmission end 101a, the bottom of the periphery of the jack seat 202 is provided with a sealing ring 203, the base 2 is also provided with a first positioning pin 204 and a second positioning pin 205, and the first positioning pin 204 and the second positioning pin 205 are inserted into a first positioning hole and a second positioning hole of the connector box body, so that the jack seat 202 is in quick-insertion fit with the transmission end 101a, and compression sealing is realized with the sealing ring 203 through a compression spring 104.

In this embodiment, the connector body 1 and the wire passing device 3 are connected by adopting bolt holes on two sides of the T-shaped terminal 101, so as to realize the parallel connection of the front and rear high-voltage wire harnesses. The connector body 1 and the base 2 can realize rapid installation and sealing waterproof functions.

The parallel connection of a plurality of battery packs is realized through the connector of the embodiment, so that parts such as PDU (power distribution unit), high-voltage wire harnesses and the like can be reduced, and the whole vehicle cost and the vehicle space are saved. After the parallel quick-plug high-voltage connector is adopted, a simplified circuit relation diagram is shown in fig. 2.

It will be apparent to those skilled in the art that the present utility model has been described by way of example only, and that the utility model is not limited to the above-described embodiments, but is capable of numerous insubstantial modifications within the scope of the utility model as long as the inventive concept and technical solutions are adopted.

Claims

1. A parallel quick connect high voltage connector, characterized by: comprises a connector body, a base and a wire passing device; the two wire passing devices are respectively arranged at two sides of the connector body; the connector body comprises a connector box body, a guide protrusion sealing structure and a T-shaped terminal are arranged in the connector box body, a hollow guide column is arranged in the guide protrusion sealing structure, the T-shaped terminal consists of a transmission end and a busbar, the transmission end is arranged in the hollow guide column, and a compression spring is arranged on the periphery of the hollow guide column; the wire passing device comprises a shell and a high-voltage wire harness terminal, wherein the high-voltage wire harness terminal is fixed in the shell, a sealing plug is arranged between the high-voltage wire harness terminal and the shell, and the sealing plug is clamped and fixed with the side wall of the connector box body; the high-voltage wire harness terminal extends into the connector box body from the side wall of the connector box body, and the connecting end of the high-voltage wire harness terminal is connected with the busbar through bolts; the base is provided with a jack seat matched with the transmission end, and the bottom of the periphery of the jack seat is provided with a sealing ring matched with the compression spring.

2. The parallel quick connect high voltage connector of claim 1, wherein: the base is provided with a first locating pin and a second locating pin, and the first locating pin and the second locating pin are in plug-in fit with a first locating hole and a second locating hole on the bottom plate of the connector box body.

3. The parallel quick connect high voltage connector of claim 1, wherein: the connecting end of the high-voltage wire harness terminal is connected with the busbar through a bolt.

4. The parallel quick connect high voltage connector of claim 1, wherein: the connector body further includes an upper cover.

5. The parallel quick connect high voltage connector of claim 4, wherein: the upper cover is fixedly connected with the connector box body through bolts.

6. The parallel quick connect high voltage connector of claim 1, wherein: two high voltage harness terminals are provided on each wire feeder.

7. The parallel quick connect high voltage connector of claim 1, wherein: the sealing plug is tightly clamped and fixed with the side wall of the connector box body in an interference mode.