CN-224217743-U - High-current connector for test

CN224217743UCN 224217743 UCN224217743 UCN 224217743UCN-224217743-U

Abstract

The application provides a high-current connector for test, and belongs to the technical field of connectors. The application provides a high-current connector for a test, which aims at the problem that a plug connector is easy to damage in a high-current test and comprises a shell and a female end assembly arranged in the shell, wherein the female end assembly comprises movable conducting plates and fixed conducting plates which are arranged in a stacked manner, the fixed conducting plates are fixed in the shell, an elastic piece is arranged on one side of each movable conducting plate, which is away from the fixed conducting plates, and the movable conducting plates are clamped between the shell and the fixed conducting plates through the elastic piece, and can push the elastic piece to move towards the direction away from the fixed conducting plates under the action of external force, so that a clamping space for clamping a male terminal is formed between the movable conducting plates and the fixed conducting plates. The application independently sets the conductive piece and the elastic piece, can increase the area of the conductive piece and ensure the elasticity, thereby reducing the heating value of the plug-in connector, improving the conductivity, prolonging the service life and being suitable for large-current test.

Inventors

FENG ZHENGUO
YUAN CHENGXIANG

Assignees

文依智能科技(浙江)有限公司

Dates

Publication Date: 20260508
Application Date: 20250604

Claims (8)

1. A high current connector for testing, comprising: A housing; The female end assembly is arranged in the shell, the female end assembly comprises movable conducting strips and fixed conducting strips which are arranged in a stacked mode, the fixed conducting strips are fixed in the shell, an elastic piece is arranged on one side, deviating from the fixed conducting strips, of the movable conducting strips, the movable conducting strips are clamped between the shell and the fixed conducting strips through the elastic piece, and the movable conducting strips can push the elastic piece to move towards the direction deviating from the fixed conducting strips under the action of external force, so that a clamping space for clamping a male terminal is formed between the movable conducting strips and the fixed conducting strips.
2. The high-current connector for test according to claim 1, wherein a supporting block is provided at an edge of the movable conductive sheet or the fixed conductive sheet, the supporting block forming a space between the movable conductive sheet and the fixed conductive sheet, the space having a height smaller than a height of the holding space.
3. The high-current connector for test according to claim 1, wherein the elastic members are V-shaped elastic sheets, and two elastic members are symmetrically arranged.
4. A high current connector for test according to claim 3, wherein two of said elastic members are disposed at a first distance.
5. The high-current connector for test according to claim 1, wherein tips of two of said elastic members are disposed opposite to each other.
6. The high-current connector for test according to claim 1, wherein a groove is provided on a side of the movable conductive sheet facing away from the fixed conductive sheet, and the elastic member is provided in the groove.
7. The high-current connector for test according to claim 1, wherein the movable conductive piece and the fixed conductive piece are made of brass.
8. The high-current connector for test according to claim 1, wherein the elastic member is 65Mn spring steel.

Description

High-current connector for test Technical Field The application relates to the technical field of connectors, in particular to a high-current connector for test. Background In high-voltage electronic power products for vehicles, such as devices of vehicle-mounted chargers, DC/DC converters, motor controllers and the like, input and output of the electronic devices are generally connected by adopting connectors capable of being quickly plugged and unplugged, and the connectors are generally male connectors as shown in fig. 1. When the electronic devices are subjected to an ageing test, the electronic devices are required to be connected with equipment through connectors, input and output currents are higher than rated values during the ageing test, the operation time is long, the operation condition is more severe, the conventional connectors are often faced with the problem that the elastic force of the elastic sheet of the terminal of the connector is reduced due to repeated plugging and pulling of the connector and high temperature, the connector parts are heated, the elastic force of the elastic sheet is further reduced, and finally the terminal of the connector is burnt out. Disclosure of utility model The application aims to solve the problem that in the prior art, a plug connector is easy to damage in a high-current test. Therefore, the application provides the high-current connector for the test, the conductive piece and the elastic piece are independently arranged, the area of the conductive piece can be increased, and the elasticity can be ensured, so that the heating value of the connector is reduced, the conductive performance is improved, the service life is prolonged, and the high-current connector is suitable for the high-current test. The embodiment of the application provides a high-current connector for test, which comprises the following components: A housing; The female end assembly is arranged in the shell, the female end assembly comprises movable conducting strips and fixed conducting strips which are arranged in a stacked mode, the fixed conducting strips are fixed in the shell, an elastic piece is arranged on one side, deviating from the fixed conducting strips, of the movable conducting strips, the movable conducting strips are clamped between the shell and the fixed conducting strips through the elastic piece, and the movable conducting strips can push the elastic piece to move towards the direction deviating from the fixed conducting strips under the action of external force, so that a clamping space for clamping a male terminal is formed between the movable conducting strips and the fixed conducting strips. By adopting the technical scheme, the conductive piece and the elastic piece are independently arranged, the area of the conductive piece can be increased, the elastic force can be ensured, for example, the elastic piece can be formed by adopting elastic materials which are different from the conductive piece and have better elastic force, so that the heating value of the plug-in piece is reduced, the conductive performance is improved, the service life is prolonged, and the connector is suitable for large-current test. In some embodiments, the edge of the movable conductive sheet or the fixed conductive sheet is provided with a supporting block, and the supporting block forms a spacing space between the movable conductive sheet and the fixed conductive sheet, and the height of the spacing space is smaller than the height of the clamping space. By adopting the technical scheme, the supporting block is used for forming an interval space between the movable conducting strip and the fixed conducting strip, so that the male terminal is convenient to insert, the smoothness of insertion and extraction is improved, and the use is more convenient. In some embodiments, the elastic members are V-shaped elastic sheets, and two elastic members are symmetrically arranged. By adopting the technical scheme, the elastic piece is formed by the two symmetrically arranged V-shaped elastic pieces to apply pressure to the movable conductive piece, so that the stability and reliability of the contact pressure provided by the movable conductive piece are improved, and the service life of the plug connector is prolonged. In some embodiments, two of the elastic members are disposed a first distance apart. By adopting the technical scheme, the abrasion accumulation caused by mutual friction in the deformation process of the two elastic pieces can be avoided, the stability and the reliability of the provided elastic force are influenced, the elastic piece is more suitable for high-frequency plug in a test, in addition, the two elastic pieces are arranged at intervals, the requirement on the assembly precision is lower, and the assembly is simpler and more convenient. In some embodiments, the tips of the two elastic members are disposed opposite to each other. By adopting the technical scheme, the stabil