CN219892444U

CN219892444U - Silicon carbide module fish eye contact pin

Info

Publication number: CN219892444U
Application number: CN202320981306.4U
Authority: CN
Inventors: 黄艳东; 刘进; 王幼华
Original assignee: Kunshan Jiaqibo Hardware Precision Industry Co ltd
Current assignee: Kunshan Jiaqibo Hardware Precision Industry Co ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-10-24
Anticipated expiration: 2033-04-26

Abstract

The utility model relates to a silicon carbide module fish-eye contact pin, which comprises a base, wherein a fish-eye elastic device is arranged on the base, the fish-eye elastic device comprises a fish-eye elastic part arranged on the base, an elastic supporting part is arranged in the fish-eye elastic part, and limiting and fixing parts are symmetrically arranged on the fish-eye elastic part.

Description

Silicon carbide module fish eye contact pin

Technical Field

The utility model mainly relates to the technical field of fish-eye contact pins, in particular to a silicon carbide module fish-eye contact pin.

Background

The silicon carbide module is a commonly used electronic element, is commonly applied to power electronic technologies such as new energy automobiles, charging piles, traction converters and the like, is prepared by combining carbon and silicon into an organic crystal structure, has the characteristics of high temperature resistance, high thermal stability, high capacitance and the like, and the fisheye terminal is a type of press-fit terminal and comprises an assembling part which is extruded to elastically shrink, so that the fisheye terminal is smoothly inserted into a through hole of a relay circuit board of the charging pile.

The fish eye terminal in the prior art has the functions that: the electric connection between the fish-eye terminal and the circuit board is realized, the fish-eye terminal is convenient to assemble with the circuit board, welding is not needed, the fish-eye terminal has the advantages of removability, capability of being matched with a smaller conductive jack on the circuit board, and the like, and therefore the fish-eye terminal is widely applied.

The fish-eye terminal in the prior art has the advantages of convenience in assembly with a circuit board, no need of welding, detachability, capability of being matched with a smaller conductive jack on the circuit board, and the like, but is inconvenient to limit and fix the fish-eye terminal.

Disclosure of Invention

The utility model mainly provides a silicon carbide module fish-eye contact pin which is used for solving the technical problems in the background technology.

The technical scheme adopted for solving the technical problems is as follows:

the silicon carbide module fish-eye contact pin comprises a base part, wherein a fish-eye elastic device is arranged on the base part;

the fish eye elastic device comprises a fish eye elastic part arranged on the base part, an elastic supporting part is arranged in the fish eye elastic part, and limiting and fixing parts are symmetrically arranged on the fish eye elastic part.

Preferably, the fisheye elastic component comprises copper elastic plates symmetrically arranged at one end of the base part, and one ends of the copper elastic plates symmetrically arranged are connected with the plug connectors.

Preferably, the elastic supporting component comprises arc plates symmetrically arranged on the inner wall of the copper elastic plate, and two ends of the torsion spring are respectively connected between the arc plates symmetrically.

Preferably, the limiting and fixing component comprises elastic plates symmetrically connected with the top and the bottom of one side of the copper elastic plate, and round protruding blocks are arranged on the outer wall of the elastic plate symmetrically.

Preferably, the base and the outer wall of the copper elastic plate are both provided with a nano coating.

Preferably, the arc plate is positioned at the center of the inner wall of the copper elastic plate.

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

the device is convenient for limiting and fixing the fish-eye terminal.

According to the utility model, the fisheye terminal is fixed by plugging through the fisheye elastic device, the copper elastic plate is conveniently abutted through the torsion spring, the supporting force is helped to be kept, the elastic plate is more tightly contacted with the circuit board, loosening deformation is prevented, the elastic plate is conveniently limited and fixed, and the elastic plate is more tightly fixed with the circuit board.

The utility model will be explained in detail below with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is an isometric view of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the overall structure of the present utility model;

FIG. 3 is a side view of the overall structure of the present utility model;

fig. 4 is an enlarged view at a of the present utility model.

Description of the drawings: 10. a base; 11. a nano coating; 20. a fish eye elastic device; 21. a fish-eye elastic member; 211. copper elastic plate; 212. a plug; 22. an elastic supporting member; 221. an arc-shaped plate; 222. a torsion spring; 23. a limit fixing member; 231. an elastic plate; 232. round protruding blocks.

Detailed Description

In order that the utility model may be more fully understood, a more particular description of the utility model will be rendered by reference to the appended drawings, in which several embodiments of the utility model are illustrated, but which may be embodied in different forms and are not limited to the embodiments described herein, which are, on the contrary, provided to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.

Referring to fig. 1 and 2, in a preferred embodiment of the present utility model, a silicon carbide module fish-eye contact pin includes a base 10, a fish-eye elastic device 20 is provided on the base 10, the fish-eye elastic device 20 includes a fish-eye elastic member 21 provided on the base 10, the fish-eye elastic member 21 includes copper elastic plates 211 symmetrically provided at one end of the base 10, and connectors 212 are symmetrically provided at one end of the copper elastic plates 211.

In this embodiment, when the fisheye terminal is required to be plugged into the silicon carbide module circuit board, the base 10 at one end of the plug 212 is inserted into the socket of the circuit board, wherein the two symmetrical copper elastic plates 211 are in a fisheye shape, and the copper elastic plates 211 are pressed to elastically contract when contacting the inner wall of the socket of the circuit board during plugging, so that the copper elastic plates 211 are smoothly plugged into the through holes of the circuit board to fix the circuit board.

Referring to fig. 1, 2, 3, and 4, in a preferred embodiment of the present utility model, a fisheye elastic device 20 is disposed on the base 10, an elastic supporting member 22 is disposed in the fisheye elastic member 21, the fisheye elastic member 21 is symmetrically provided with a limiting fixing member 23, the elastic supporting member 22 includes arc plates 221 symmetrically disposed on an inner wall of the copper elastic plate 211, two ends of a torsion spring 222 are respectively connected between the arc plates 221 and symmetrically disposed, the limiting fixing member 23 includes elastic plates 231 symmetrically connected to a top and a bottom of one side of the copper elastic plate 211, circular protrusions 232 are disposed on outer walls of the elastic plates 231 and symmetrically disposed, nano-coatings 11 are disposed on outer walls of the base 10 and the copper elastic plate 211, and the arc plates 221 are located at a center position of the inner wall of the copper elastic plate 211.

It should be noted that, in this embodiment, when the fisheye elastic member 21 is inserted and connected, the torsion spring 222 is driven to compress the arc plate 221 at the same time, when the fisheye elastic member 21 is smoothly inserted and connected in the through hole of the circuit board, the arc plate 221 is reset and abutted against the inner wall of the copper elastic plate 211 by the resilience force of the torsion spring 222, at this time, the copper elastic plate 211 can be supported and fixed, which is helpful for the outer wall of the copper elastic plate 211 to be in closer contact with the circuit board, so that the fisheye elastic member 21 is supported and prevented from loosening and deforming, and the resilience force of the elastic plate 231 is used for compressing and shrinking in the insertion and connection.

The specific flow of the utility model is as follows:

firstly, when the fisheye terminal is required to be plugged into the silicon carbide module circuit board, the base 10 at one end of the plug 212 is inserted into the jack of the circuit board, wherein the two symmetrical copper elastic plates 211 are in a fisheye shape, and the copper elastic plates 211 are extruded to elastically shrink when contacting the inner wall of the jack of the circuit board in the plugging process, so that the copper elastic plates 211 are smoothly plugged into the through holes of the circuit board to be fixed.

Secondly, when the fisheye elastic component 21 is inserted and connected, the torsion spring 222 is driven to compress the arc plate 221 in the extrusion process, when the fisheye elastic component 21 is smoothly inserted and connected in the through hole of the circuit board, the arc plate 221 is reset and abutted against the inner wall of the copper elastic board 211 through the resilience force of the torsion spring 222, at the moment, the copper elastic board 211 can be supported and fixed, the outer wall of the copper elastic board 211 is in closer contact with the circuit board, the fisheye elastic component 21 is supported, and loosening deformation is prevented.

Finally, the elastic plate 231 is extruded and contracted during plugging, after the plugging and positioning, the circular convex blocks 232 are correspondingly clamped with the circular grooves in the circuit board, so that the circuit board, the fish-eye elastic device 20 and the base 10 are limited and fixed, the circuit board is fixed more tightly, and the nano coating 11 is carried out on the outer walls of the base 10 and the copper elastic plate 211 to prevent copper corrosion.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the embodiments described above, but is intended to be within the scope of the utility model, as long as such insubstantial modifications are made by the method concepts and technical solutions of the utility model, or the concepts and technical solutions of the utility model are applied directly to other occasions without any modifications.

Claims

1. The silicon carbide module fish-eye contact pin comprises a base (10), and is characterized in that a fish-eye elastic device (20) is arranged on the base (10);

the fish eye elastic device (20) comprises a fish eye elastic part (21) arranged on the base part (10), an elastic supporting part (22) is arranged in the fish eye elastic part (21), and limiting and fixing parts (23) are symmetrically arranged on the fish eye elastic part (21).

2. The silicon carbide module fish-eye pin according to claim 1, wherein the fish-eye elastic member (21) comprises copper elastic plates (211) symmetrically arranged at one end of the base (10), and connectors (212) are symmetrically arranged at one end of the copper elastic plates (211).

3. The silicon carbide module fish-eye pin according to claim 2, wherein the elastic supporting member (22) comprises arc plates (221) symmetrically arranged on the inner wall of the copper elastic plate (211), and torsion springs (222) are respectively connected between the arc plates (221) symmetrically.

4. The silicon carbide module fish-eye pin according to claim 2, wherein the limiting and fixing component (23) comprises elastic plates (231) symmetrically connected with the top and the bottom of one side of the copper elastic plate (211), and round bumps (232) are respectively arranged on the outer walls of the elastic plates (231) symmetrically.

5. The silicon carbide module fish-eye pin according to claim 1, wherein the base (10) and the outer wall of the copper spring plate (211) are provided with nano-coatings (11).

6. A silicon carbide module fish-eye pin according to claim 3, wherein the arcuate plate (221) is located at the center of the inner wall of the copper spring plate (211).