# US 2025/0167494 A1 · High-voltage connector

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- Number: US 2025/0167494 A1
- Document ID: US20250167494A1
- Status: Published application
- Kind: A1
- Application number: 18/841,110
- Filed: 2023-02-10
- Published: 2025-05-22
- Earliest claimed: 2022-02-24
- Assignees: Changchun Jetty Automotive Parts Corporation
- Applicants: Changchun Jetty Automotive Parts Corporation
- Inventors: Chao WANG
- Web page: https://patentgrep.com/patent/US20250167494A1

## CPC

- H01R 13/6599: Dielectric material made conductive, e.g. plastic material coated with metal
- H01R 13/504: different pieces being moulded, cemented, welded, e.g. ultrasonic welding, or swaged together
- H01R 13/6582: with resilient means for engaging mating connector
- H01R 24/20: Coupling parts carrying sockets, clips or analogous contacts and secured only to wire or cable
- H01R 13/506: assembled by snap action of the parts
- H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS

## Abstract

The present disclosure relates to a high-voltage connector, including a plug portion and a socket portion which are pluggable, in which the plug portion includes a plug housing formed by injection molding of conductive plastic, the socket portion includes a socket housing formed by injection molding of the conductive plastic, at least one contact is provided on the plug housing, at least one elastic arm is provided in the socket housing, and the contact is capable of abutting against and making contact with the elastic arm; a plug cable is provided in the plug housing, an elastic connecting portion formed by injection molding of the conductive plastic is provided on the plug cable, and the elastic connecting portion is capable of abutting against and making contact with the plug housing; and a grounding structure is provided on the socket housing.

## Claims

### Claim 1

A high-voltage connector, comprising a plug portion and a socket portion which are pluggable, wherein the plug portion comprises a plug housing formed by injection molding of conductive plastic, the socket portion comprises a socket housing formed by injection molding of the conductive plastic, at least one contact is provided on the plug housing, at least one elastic arm is provided in the socket housing, and the contact is capable of abutting against and making contact with the elastic arm; a plug cable is provided in the plug housing, an elastic connecting portion formed by injection molding of the conductive plastic is provided on the plug cable, and the elastic connecting portion is capable of abutting against and making contact with the plug housing; and a grounding structure is provided on the socket housing.

### Claim 2 (depends on 1)

The high-voltage connector according to claim 1, wherein the plug cable comprises a wire core conductor, an outer wall of the wire core conductor is wrapped with a wire sheath portion, an outer wall of the wire sheath portion is provided with a shielding layer, and an outer wall of the shielding layer is wrapped with the elastic connecting portion.

### Claim 3 (depends on 2)

The high-voltage connector according to claim 2, wherein the elastic connecting portion is an elastic buckle.

### Claim 4 (depends on 3)

The high-voltage connector according to claim 3, wherein a positioning groove is provided in the plug housing, and the elastic buckle is capable of being clamped in the positioning groove.

### Claim 5 (depends on 4)

The high-voltage connector according to claim 4, wherein both the number of elastic latches and the number of positioning grooves are two.

### Claim 6 (depends on 2)

The high-voltage connector according to claim 2, wherein a first conical surface is provided on an outer wall of the elastic connecting portion, a second conical surface is provided in the plug housing, and the first conical surface is capable of abutting against and making contact with the second conical surface.

### Claim 7 (depends on 1)

The high-voltage connector according to claim 1, wherein the grounding structure comprises a panel connecting hole provided on the socket housing, a bushing is provided in the panel connecting hole, and the bushing is electrically connected to the socket housing.

### Claim 8 (depends on 7)

The high-voltage connector according to claim 7, wherein a connecting through-hole is provided to penetrate through the bushing.

### Claim 9 (depends on 1)

The high-voltage connector according to claim 1, wherein the elastic arm is provided at a front part of the socket housing in an insertion direction and protrudes from a side wall of the socket housing, with a protruding height less than a gap distance between the socket housing and the plug housing.

### Claim 10 (depends on 1)

The high-voltage connector according to claim 1, wherein the contact is provided at a bottom part of the plug housing in an insertion direction and protrudes from an inner wall of the plug housing, with a protruding height less than a gap distance between the plug housing and the socket housing.