CN219371502U

CN219371502U - Waterproof connector

Info

Publication number: CN219371502U
Application number: CN202320226741.6U
Authority: CN
Inventors: 潘小军; 莫金堂; 李垚; 张建明
Original assignee: Shenzhen Chuangyitong Technology Co Ltd
Current assignee: Shenzhen Chuangyitong Technology Co Ltd
Priority date: 2023-02-03
Filing date: 2023-02-03
Publication date: 2023-07-18
Anticipated expiration: 2033-02-03

Abstract

The utility model discloses a waterproof connector, which comprises an insulating body, a terminal group, a middle clamping piece and a shielding shell, wherein the insulating body is provided with a plurality of terminals; the insulating body comprises a base and a tongue plate which extends forwards from the base integrally; the terminal group is arranged on the insulating body, the contact part of the terminal group is exposed on the upper surface and the lower surface of the tongue plate, and the welding part of the terminal group extends out of the base; the middle clamping piece is arranged in the insulating body, and two hooks of the middle clamping piece are respectively exposed out of two sides of the tongue plate; the shielding shell is sleeved on the insulating body; the front end of the shielding shell outwards extends to form an annular flanging, and a waterproof ring is arranged on the annular flanging. Through the annular turn-ups of front end shaping at the shield shell, be provided with waterproof circle on the annular turn-ups, when the connector was connected with external mechanism, realize waterproof function after waterproof circle and the panel extrusion, waterproof circle does not take place the position deviation, and waterproof performance is reliable, and low in technological cost, the preparation of being convenient for, the productivity is high.

Description

Waterproof connector

Technical Field

The utility model relates to the connector field technology, in particular to a waterproof connector.

Background

With the continuous development of economy and the continuous improvement of technical level, the method provides people with extremely rich material conditions, thereby improving the living standard of people. Due to the continuous improvement of the living standard of people, the demand of people for various electronic products is increasingly vigorous, so that a good development platform is created for the development of the electronic products. The connector is widely applied to electronic products and various electric equipment because the connector can relatively shorten the design period of the electronic products, save the design cost, and facilitate assembly, disassembly and maintenance.

With the popularization and use of connectors, the use environment of the connectors is also becoming more complex, and most commonly, the connectors operate in a wet working environment. In order to prevent external moisture from entering the device through the connector, the circuit inside the device is protected from being damaged due to damp, so that a waterproof ring or an LIM silicone ring is sleeved at the front end of the connector in most cases, and the waterproof ring and the LIM silicone ring can provide a waterproof function for the connector. Although the waterproof ring can make the connector possess certain waterproof function, when the connector is assembled with an external mechanism, the waterproof ring can shift in position, so that the waterproof performance of the connector is unreliable, and the traditional in-mold LIM silica gel ring forming process is high in cost, low in productivity and complex in mechanism matching application. Therefore, there is a need for improvements over existing waterproof connectors.

Disclosure of Invention

In view of the above, the present utility model aims at overcoming the drawbacks of the prior art, and it is a primary object of the present utility model to provide a waterproof connector, which can effectively solve the problems of unreliable waterproof performance, high process cost and low productivity of the existing waterproof connector.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a waterproof connector comprises an insulating body, a terminal group, a middle clamping piece and a shielding shell; the insulating body comprises a base and a tongue plate which extends forwards from the base integrally; the terminal group is arranged on the insulating body, the contact part of the terminal group is exposed on the upper surface and the lower surface of the tongue plate, and the welding part of the terminal group extends out of the base; the middle clamping piece is arranged in the insulating body, and two hooks of the middle clamping piece are respectively exposed out of two sides of the tongue plate; the shielding shell is sleeved on the insulating body; the front end of the shielding shell outwards extends to form an annular flanging, and a waterproof ring is arranged on the annular flanging.

As a preferred scheme, set up annular groove on the annular turn-ups, this waterproof circle is formed in annular groove through the mode that the point glued, and waterproof circle can let waterproof circle setting on the shield shell more firmly reliably through the mode shaping that the point glued, and be difficult for droing.

As a preferable scheme, the shielding shell is a stretching shell, and the stretching shell can further improve the waterproof performance of the connector.

As a preferable scheme, the upper end face of the base is convexly provided with a positioning convex part, and the design of the positioning convex part is beneficial to the assembly of the connector and an external mechanism.

As a preferred scheme, the insulator comprises an upper insulator, a lower insulator and a front insulator, wherein the upper insulator and the lower insulator are spliced and fixed up and down, the front insulator is arranged at the front end of the upper insulator and the front end of the lower insulator, and a plurality of terminals of the terminal group are respectively arranged on the upper insulator and the lower insulator.

As a preferable scheme, the upper insulating part is provided with a positioning hole, the lower insulating part is provided with a positioning column, and the positioning column is inserted into the positioning hole for positioning, so that the upper insulating part and the lower insulating part are assembled more accurately.

As a preferable scheme, the two sides of the rear end of the middle clamping piece are extended with grounding feet, and the two grounding feet respectively extend downwards to the two sides of the base.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, and in particular, the technical scheme can be as follows:

through the annular turn-ups of front end shaping at the shield shell, be provided with waterproof circle on the annular turn-ups, when the connector is connected with external mechanism, realize waterproof function after waterproof circle and the panel extrusion, it is simple to use, waterproof circle does not take place the offset, and waterproof performance is reliable, and low in technological cost, the preparation of being convenient for, the productivity is high.

In order to more clearly illustrate the structural features and efficacy of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings and examples.

Drawings

FIG. 1 is an assembled perspective view of a preferred embodiment of the present utility model;

FIG. 2 is an assembled perspective view of another angle of the preferred embodiment of the present utility model;

FIG. 3 is an exploded view of a preferred embodiment of the present utility model;

FIG. 4 is a cross-sectional view of a preferred embodiment of the present utility model;

fig. 5 is a view showing a state of use of the shield case according to the preferred embodiment of the present utility model.

The attached drawings are used for identifying and describing:

10. insulation body 101, upper insulation member

1011. Positioning hole 102, lower insulating member

1021. Positioning column 103 and front insulating member

11. Base 111, positioning convex part

12. Tongue plate 20 and terminal set

21. Contact portion 22, welded portion

30. Middle clip 31 and hook

32. Ground leg 40, shield case

41. Annular flange 42, annular groove

50. Waterproof ring 60, panel.

Detailed Description

Referring to fig. 1 to 5, a specific structure of a preferred embodiment of the present utility model is shown, which includes an insulation body 10, a terminal set 20, a middle clip 30 and a shielding shell 40.

The insulating body 10 comprises a base 11 and a tongue plate 12 extending forward from the base 11; in the present embodiment, the upper end surface of the base 11 is convexly provided with a positioning protrusion 111, and the design of the positioning protrusion 111 is beneficial to the assembly of the connector and an external mechanism; specifically, the insulating body 10 includes an upper insulating member 101, a lower insulating member 102, and a front insulating member 103, wherein the upper insulating member 101 and the lower insulating member 102 are vertically spliced and fixed, and the front insulating member 103 is disposed at the front end of the upper insulating member 101 and the front end of the lower insulating member 102; in addition, the upper insulator 101 is provided with a positioning hole 1011, the lower insulator 102 is provided with a positioning column 1021, and the positioning column 1021 is inserted into the positioning hole 1011 for positioning, so that the assembly of the upper insulator 101 and the lower insulator 102 is more accurate.

The terminal group 20 is arranged on the insulating body 10, the contact part 21 of the terminal group 20 is exposed on the upper and lower surfaces of the tongue plate 12, and the welding part 22 of the terminal group 20 extends outwards from the base 11; in the present embodiment, a plurality of terminals of the terminal group 20 are provided on the upper insulator 101 and the lower insulator 102, respectively.

The middle clamping piece 30 is arranged in the insulating body 10, and two hook parts 31 of the middle clamping piece 30 are respectively exposed at two sides of the tongue plate 12; in this embodiment, the two sides of the rear end of the middle clip 30 extend out of the grounding pins 32, and the two grounding pins 32 extend out of the two sides of the base 11 respectively.

The shielding shell 40 is sleeved on the insulating body 10; the front end of the shielding shell 40 is outwards extended with an annular flanging 41, the annular flanging 41 can be realized through a stamping process, the process cost is not increased, and the annular flanging 41 is provided with a waterproof ring 50; in this embodiment, the annular flange 41 is provided with the annular groove 42, the waterproof ring 50 is formed in the annular groove 42 by dispensing, and the waterproof ring 50 is formed by dispensing, so that the waterproof ring 50 can be more firmly and reliably arranged on the shielding shell 40 and is not easy to fall off; in addition, the shield shell 40 is a tensile shell, which can further improve the waterproof performance of the connector.

The working principle of the embodiment is described in detail as follows:

firstly, the terminal group 20 is put into a corresponding injection mold, the insulating body 10 is formed by injection molding, then the plate is put into a corresponding mold, the shielding shell 40 is formed, then the shielding shell 40 is sleeved on the insulating body 10, and then the waterproof ring 50 is formed by dispensing.

When the connector is assembled and connected with an external mechanism, the waterproof ring 50 tightly abuts against the panel 60 to realize waterproof.

The design focus of the utility model is that: through the annular turn-ups of front end shaping at the shield shell, be provided with waterproof circle on the annular turn-ups, when the connector is connected with external mechanism, realize waterproof function after waterproof circle and the panel extrusion, it is simple to use, waterproof circle does not take place the offset, and waterproof performance is reliable, and low in technological cost, the preparation of being convenient for, the productivity is high.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model are still within the scope of the technical solutions of the present utility model.

Claims

1. A waterproof connector comprises an insulating body, a terminal group, a middle clamping piece and a shielding shell; the insulating body comprises a base and a tongue plate which extends forwards from the base integrally; the terminal group is arranged on the insulating body, the contact part of the terminal group is exposed on the upper surface and the lower surface of the tongue plate, and the welding part of the terminal group extends out of the base; the middle clamping piece is arranged in the insulating body, and two hooks of the middle clamping piece are respectively exposed out of two sides of the tongue plate; the shielding shell is sleeved on the insulating body; the method is characterized in that: the front end of the shielding shell outwards extends to form an annular flanging, and a waterproof ring is arranged on the annular flanging.

2. The waterproof connector of claim 1, wherein: an annular groove is formed in the annular flanging, and the waterproof ring is formed in the annular groove in a dispensing mode.

3. The waterproof connector of claim 1, wherein: the shielding shell is a stretching shell.

4. The waterproof connector of claim 1, wherein: the upper end face of the base is convexly provided with a positioning convex part.

5. The waterproof connector of claim 1, wherein: the insulation body comprises an upper insulation piece, a lower insulation piece and a front insulation piece, wherein the upper insulation piece and the lower insulation piece are spliced and fixed up and down, the front insulation piece is arranged at the front end of the upper insulation piece and the front end of the lower insulation piece, and a plurality of terminals of the terminal group are respectively arranged on the upper insulation piece and the lower insulation piece.

6. The waterproof connector of claim 5, wherein: the upper insulating part is provided with a positioning hole, the lower insulating part is provided with a positioning column, and the positioning column is inserted into the positioning hole for positioning.

7. The waterproof connector of claim 1, wherein: the rear end both sides of well clamping piece all extend have the ground connection foot, and two ground connection feet are stretched out the both sides of base downwards respectively.