CN210897802U

CN210897802U - Terminal with waterproof construction

Info

Publication number: CN210897802U
Application number: CN201922416326.3U
Authority: CN
Inventors: 张智维
Original assignee: Dongguan Linjve Industry Investments Co ltd
Current assignee: Dongguan Linjiwei Technology Co ltd
Priority date: 2019-12-29
Filing date: 2019-12-29
Publication date: 2020-06-30
Anticipated expiration: 2029-12-29

Abstract

The utility model relates to a terminal with waterproof construction, comprising a main body, the first insulator, the sealing washer, conductive terminal, the second insulator, conductive terminal coaxial setting is in the main part, the first insulator is all established on conductive terminal with the second insulator cover, and the outer wall of first insulator and second insulator all with main part inner wall interference fit, the conductive terminal outer wall is provided with a plurality of first steps, first step imbeds in the inner wall of first insulator and forms first waterproof sealing structure, the sealing washer setting forms second waterproof sealing structure between first insulator outer wall and main part inner wall. The utility model has good waterproof function through the first waterproof sealing structure between the conductive terminal and the first insulator and the second waterproof sealing structure between the first insulator and the main body; the third step and the fourth step of the conductive terminal are matched with the first insulator and the second insulator, and the main body forms a salient point through dotting, so that the holding force among the first insulator, the second insulator, the conductive terminal and the main body is ensured.

Description

Terminal with waterproof construction

Technical Field

The utility model relates to a connector technical field, in particular to terminal with waterproof construction.

Background

At present, automobile market's development, a large amount of consumer has been designed on the car, for the wiring of the convenient consumer, can adopt various connectors, because the car is in the humidity often in the open air, rainy operating mode, consequently, need the connector to have better waterproof performance, current connector structural design is unreasonable, in the use, water can be followed conductive terminal and got into in the connector, and at the in-process of plug connector, conductive terminal is when receiving axial external force, drop easily from the main part, lead to conductive terminal to drop, influence the life of connector.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a connector terminal which forms a waterproof sealing structure and has good waterproof function between a conductive terminal, an insulator and a main body.

In order to achieve the above purpose, the utility model provides a technical scheme does: the utility model provides a terminal with waterproof construction, includes main part, first insulator, sealing washer, conductive terminal, second insulator, conductive terminal coaxial setting is in the main part, first insulator and second insulator all overlap and establish on conductive terminal, and the outer wall of first insulator and second insulator all with main part inner wall interference fit, the conductive terminal outer wall is provided with a plurality of first steps, first step embedding forms first waterproof sealing structure in the inner wall of first insulator, the sealing washer sets up and forms second waterproof sealing structure between first insulator outer wall and main part inner wall.

In the above technical scheme, the inner wall of the main body is provided with the limiting part in an inward protruding manner, the outer wall of the first insulator is in interference fit with the inner wall of the limiting part, the bottom edge of the first insulator is provided with the convex edge, and the convex edge abuts against the lower end of the limiting part.

In the above technical scheme, the outer wall of the second insulator is provided with a sealing groove, and the sealing ring is embedded in the sealing groove.

In the above technical scheme, the inner wall of the bottom of the main body is provided with a second step, the second insulator is arranged on the second step, the outer wall of the second insulator is provided with a convex rib along the outer circumference, and the second insulator is in interference fit with the inner wall of the main body through the convex rib.

In the above technical scheme, the inner wall of the main body is provided with a salient point connected with the second insulator, and the salient point is located on one side of the convex rib close to the bottom of the main body.

In the above technical solution, the outer wall of the conductive terminal is further provided with a third step and a fourth step, the end surface of the first insulator close to the second insulator abuts against the third step, and the end surface of the second insulator close to the first insulator abuts against the fourth step.

The utility model has the advantages that the structure is reasonable, the design is novel, the practicability is strong, and a good waterproof function is achieved through the first waterproof sealing structure between the conductive terminal and the first insulator and the second waterproof sealing structure between the first insulator and the main body; through the matching of the third step and the fourth step of the conductive terminal with the first insulator and the second insulator and the salient point formed by dotting the main body, the holding force among the first insulator, the second insulator, the conductive terminal and the main body is ensured.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic sectional structure of the present invention.

Fig. 3 is an exploded schematic view of the present invention.

Fig. 4 is a schematic perspective view (another view direction of fig. 1) of the present invention.

In the figure: 1. a main body; 11. a limiting part; 12. a second step; 13. punching a groove; 2. a first insulator; 21. a sealing groove; 22. a convex edge; 3. a conductive terminal; 31. a first step; 32. a third step; 33. a fourth step; 4. a second insulator; 41. a rib is protruded; 42. a clamping surface; 5. and (5) sealing rings.

Detailed Description

The embodiments of the present invention will be described with reference to the accompanying drawings.

As shown in fig. 1-4, a terminal 3 with a waterproof structure includes a main body 1, a first insulator 2, a sealing ring 5, a conductive terminal 3, and a second insulator 4, wherein the conductive terminal 3 is coaxially disposed in the main body 1, the first insulator 2 and the second insulator 4 are both sleeved on the conductive terminal 3, outer walls of the first insulator 2 and the second insulator 4 are both in interference fit with an inner wall of the main body 1, an outer wall of the conductive terminal 3 is provided with a plurality of first steps 31, the first steps 31 are embedded in an inner wall of the first insulator 2 to form a first waterproof sealing structure, and the sealing ring 5 is disposed between an outer wall of the first insulator 2 and the inner wall of the main body 1 to form a second waterproof sealing structure.

The inner wall of the main body 1 is provided with a limiting part 11 protruding inwards, the outer wall of the first insulator 2 is in interference fit with the inner wall of the limiting part 11, the bottom edge of the first insulator 2 is provided with a convex edge 22, and the convex edge 22 abuts against the lower end of the limiting part 11.

The outer wall of the second insulator 4 is provided with a sealing groove 21, and the sealing ring 5 is embedded in the sealing groove 21.

The inner wall of the bottom of the main body 1 is provided with a second step 12, the second insulator 4 is arranged on the second step 12, the outer wall of the second insulator 4 is provided with a convex rib 41 along the outer circumference, and the second insulator 4 is in interference fit with the inner wall of the main body 1 through the convex rib 41.

The inner wall of the main body 1 is provided with a convex point connected with the second insulator 4, and the convex point is positioned on one side of the convex rib 41 close to the bottom of the main body 1. The outer side wall of the second insulator 4 is provided with a clamping surface 42, the clamping surface 42 is a plane, and the clamping surface 42 is clamped with the inner wall of the main body, so that the fool-proof installation and the effect of preventing the second insulator from rotating relative to the main body are achieved.

The outer wall of the conductive terminal 3 is further provided with a third step 32 and a fourth step 33, the end face of the first insulator 2 close to the second insulator 4 abuts against the third step 32, and the end face of the second insulator 4 close to the first insulator 2 abuts against the fourth step 33.

Through two first steps on the conductive terminal, when assembling first insulator, first step pierces first insulator inner wall, strengthen conductive terminal and first insulator's holding power, first waterproof sealing structure between conductive terminal and the first insulator simultaneously, seal ring and the main part inner wall interference fit of establishing are inlayed in the seal groove of first insulator, the inner wall interference fit of first insulator outer wall and main part confined portion simultaneously, form second waterproof sealing structure, prevent that water from getting into between first insulator and conductive terminal, first insulator and main part department.

The convex ribs on the outer wall of the second insulator are in interference fit with the inner wall of the main body, the main body is uniformly dotted on the edge of the hole of the hollow through hole, a forming groove 13 is formed at the bottom of the main body in a punching process, and salient points are arranged on the inner wall of the main body in a protruding mode, so that the holding force between the second insulator and the conductive terminal and between the second insulator and the main body is guaranteed; the third step of the conductive terminal ensures that the position of the first insulator is relatively fixed, and when the head conductive terminal or the first insulator is stressed, the conductive terminal transmits the force to the second insulator through the fourth step and then to the main body through the convex ribs and the convex points, so that the conductive terminal, the first insulator and the second insulator cannot fall off from the main body.

The utility model has reasonable structure, novel design and strong practicability, and plays a good waterproof role through the first waterproof sealing structure between the conductive terminal and the first insulator and the second waterproof sealing structure between the first insulator and the main body; through the matching of the third step and the fourth step of the conductive terminal with the first insulator and the second insulator and the salient point formed by dotting the main body, the holding force among the first insulator, the second insulator, the conductive terminal and the main body is ensured.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications to the above embodiments are all within the scope of the present invention.

Claims

1. The utility model provides a terminal with waterproof construction, its characterized in that, includes main part, first insulator, sealing washer, conductive terminal, second insulator, conductive terminal coaxial setting is in the main part, first insulator and second insulator all overlap and establish on conductive terminal, and the outer wall of first insulator and second insulator all with main part inner wall interference fit, the conductive terminal outer wall is provided with a plurality of first steps, first step embedding forms first waterproof sealing structure in the inner wall of first insulator, the sealing washer sets up and forms second waterproof sealing structure between first insulator outer wall and main part inner wall.

2. The terminal with the waterproof structure according to claim 1, wherein a limiting portion is formed on an inner wall of the main body in an inward protruding manner, an outer wall of the first insulator is in interference fit with the inner wall of the limiting portion, a convex edge is formed on a bottom edge of the first insulator, and the convex edge abuts against a lower end of the limiting portion.

3. The terminal with the waterproof structure according to claim 1, wherein the outer wall of the second insulator is provided with a sealing groove, and the sealing ring is embedded in the sealing groove.

4. A terminal with a waterproof structure according to claim 1, wherein the inner wall of the bottom of the main body is provided with a second step, the second insulator is provided on the second step, the outer wall of the second insulator is provided with a rib along the outer circumference, and the second insulator is in interference fit with the inner wall of the main body through the rib.

5. A terminal having a waterproof structure according to claim 4, wherein the inner wall of the main body is provided with a projection connected to the second insulator, the projection being located on a side of the rib near the bottom of the main body.

6. A terminal with a waterproof structure according to claim 1, wherein a third step and a fourth step are further provided on an outer wall of the conductive terminal, an end face of the first insulator close to the second insulator abuts against the third step, and an end face of the second insulator close to the first insulator abuts against the fourth step.