CN216251331U

CN216251331U - Connector with waterproof function

Info

Publication number: CN216251331U
Application number: CN202122829018.0U
Authority: CN
Inventors: 杨钲光
Original assignee: Dongguan Zhaobang Electronic Technology Co ltd
Current assignee: Dongguan Zhaobang Electronic Technology Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-04-08
Anticipated expiration: 2031-11-18

Abstract

The present invention provides a connector having a waterproof function, including: the waterproof terminal assembly comprises a support, a waterproof sheath, a terminal assembly and a metal shell, wherein the metal shell is embedded in the waterproof sheath, the front end of the terminal assembly is installed in the metal shell, the rear end of the terminal assembly penetrates through the metal shell and the waterproof sheath and then is bent downwards and embedded into a terminal limiting groove formed in the outer wall of the rear side of the waterproof sheath, and the U-shaped support is fixed to the outer side of the waterproof sheath and clings to the left side face, the top face and the right side face of the waterproof sheath. This connector with waterproof function, simple structure, convenient assembling can reach good water-proof effects through the structure cooperation, and the overall cooperation between support, waterproof sheath, terminal subassembly and the metal casing all adopts mosaic structure moreover, convenient assembling, simple structure.

Description

Connector with waterproof function

Technical Field

The utility model relates to a connector, in particular to a connector with a waterproof function.

Background

The connector is a component frequently used in the electronic industry, and mainly plays a role in erecting a communication bridge between blocked parts or isolated and non-communicated circuits in the circuit, so that current flows, and the circuit achieves a preset function. The connector forms and structures are widely varied, and there are various types of connectors depending on the application, frequency, power, application environment, and the like. However, the existing connector has poor waterproof function, and a large amount of waterproof sealing materials are needed in structural design, so that the structure is complex, and the use cost is high. For example: the publication number is: CN207199921U, a chinese patent discloses a waterproof connector for protecting the safe connection of a large-current connection terminal, the waterproof connector includes a male connector housing, a female connector housing, a waterproof ring and a waterproof ring gasket; the female connector shell is provided with a convex part, the male connector shell is provided with a fastening clamping piece, one end of the male connector shell sequentially penetrates through the waterproof ring and the waterproof ring gasket and is inserted into a cavity at one end of the female connector shell, and the fastening clamping piece on the male connector shell clamps the convex part on the female connector shell so that the male connector shell and the female connector shell form a sealed cavity; the other end of the male connector shell is sequentially connected with a first waterproof plug and a first waterproof cover, and the other end of the female connector shell is sequentially connected with a second waterproof plug and a second waterproof cover. The waterproof connector is very suitable for combined connection of multi-module products, and has the advantages of good safety performance, long service life and low cost. However, this waterproof connector is complicated in structure, and uses a large number of waterproof members such as a waterproof ring, a waterproof ring spacer, a first waterproof plug, a first waterproof cover, a second waterproof plug, and a second waterproof cover, which makes assembly difficult and costs high.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the connector with the waterproof function, which is simple in structure and convenient to assemble, and can achieve a good waterproof effect through structural matching.

In order to achieve the above technical solution, the present invention provides a connector with a waterproof function, including: the waterproof terminal assembly comprises a support, a waterproof sheath, a terminal assembly and a metal shell, wherein the metal shell is embedded in the waterproof sheath, the front end of the terminal assembly is installed in the metal shell, the rear end of the terminal assembly penetrates through the metal shell and the waterproof sheath and then is bent downwards and embedded into a terminal limiting groove formed in the outer wall of the rear side of the waterproof sheath, and the U-shaped support is fixed to the outer side of the waterproof sheath and clings to the left side face, the top face and the right side face of the waterproof sheath.

In above-mentioned technical scheme, can protect metal casing and terminal subassembly through waterproof sheath, and the rear end through the terminal subassembly runs through metal casing and waterproof sheath after buckling downwards and imbed the structural design to the terminal spacing inslot that sets up on the waterproof sheath rear side outer wall, make the contact department of terminal subassembly and waterproof sheath rear end form closely to cooperate, reach good water-proof effects, and the support, waterproof sheath, the overall cooperation between terminal subassembly and the metal casing all adopts mosaic structure, and convenient assembling is simple structure.

Preferably, the waterproof sheath comprises a waterproof sheath body, the rear end of the waterproof sheath body is provided with a square hole which is convenient for the rear end of the terminal assembly to run through, a plurality of terminal limiting grooves which are distributed at intervals side by side and are matched with the terminal assembly upper terminal body are arranged on the rear side face of the waterproof sheath body, the bottom face of the waterproof sheath body is provided with a fixing piece bending aligning groove used for abutting a support, and the inner wall of the waterproof sheath body is provided with a spring piece aligning groove used for abutting against a metal shell. Wherein waterproof sheath body uses waterproof plastic preparation to form, and the quad slit is arranged in making things convenient for terminal assembly in the terminal assembly terminal body run through and cooperate with the boss in the terminal assembly to carry out sealed shutoff.

Preferably, the terminal subassembly includes the terminal block, an organic whole be provided with on the terminal block trailing flank with waterproof sheath body top shape hole assorted boss, the boss can be embedded into square hole and carry out the shutoff with the quad slit, reaches good water-proof effects, and the terminal body that a plurality of horizontal parallel set up runs through the boss and extends backward and buckle downwards and imbed the terminal spacing inslot that sets up on the waterproof sheath rear side outer wall, and the terminal body is used for the circuit connection, an organic whole is provided with gluey core on the terminal block leading flank, and the front end of terminal body is provided with the terminal head of upwards buckling, and the terminal head has certain elasticity, ensures that the contact is stable.

Preferably, the terminal seat, the boss, the rubber core and the terminal body are integrally formed by injection molding so as to enhance the overall strength of the terminal assembly.

Preferably, the terminal head and the rubber core are kept in a gap, so that the terminal head can be ensured to deform to a certain extent, and the contact stability of the terminal head is improved.

Preferably, the tail of the terminal body is provided with one or more convex hulls, so that the tail of the terminal body can be better embedded into a terminal limiting groove arranged on the outer wall of the rear side of the waterproof jacket.

Preferably, metal casing includes the shell body, shell body top surface and bottom surface all are provided with inside bellied metal shrapnel, metal shrapnel can be embedded into the shell fragment counterpoint inslot that sets up on the waterproof sheath body, ensures that metal casing and waterproof sheath are connected stably, all is provided with the stopping barb that can imbed into to waterproof sheath body inner wall on shell body left surface and the right flank, prevents in the use, and metal casing drops in following the waterproof sheath.

Preferably, the support includes the U-shaped support body, the tip all is provided with the spacing arch of two symmetric distributions about the U-shaped support body, is located to be provided with the stationary blade between the spacing arch of two symmetric distributions, the stationary blade that the stationary blade can be buckled and is embedded into the stationary blade that sets up on waterproof sheath body bottom surface and buckle the counterpoint inslot, ensures to be connected stably between support and the waterproof sheath.

The connector with the waterproof function has the advantages that: this connector with waterproof function reasonable in design, moreover, the steam generator is simple in structure, high convenience in assembly, metal casing and terminal subassembly can be protected through waterproof sheath, and buckle downwards behind the rear end through the terminal subassembly through metal casing and waterproof sheath and imbed the structural design to the terminal spacing inslot that sets up on the waterproof sheath rear side outer wall, make the contact department of terminal subassembly and waterproof sheath rear end form closely to cooperate, reach good water-proof effects, and a support, waterproof sheath, the mosaic structure is all adopted in whole cooperation between terminal subassembly and the metal casing, high convenience in assembly, and simple structure.

Drawings

Fig. 1 is a perspective assembly view i of the present invention.

Fig. 2 is a perspective assembly view ii of the present invention.

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

Fig. 4 is a schematic view of an assembly structure of the stent and the waterproof sheath of the present invention.

Fig. 5 is a schematic view of an assembly structure of the metal shell and the waterproof sheath according to the present invention.

Fig. 6 is a schematic perspective view of a terminal assembly according to the present invention.

Fig. 7 is a schematic perspective view of the waterproof jacket of the present invention.

Fig. 8 is a schematic perspective view ii of the waterproof jacket according to the present invention.

Fig. 9 is a schematic view of an assembly structure of a terminal assembly and a waterproof sheath according to the present invention.

In the figure: 1. a support; 11. a U-shaped bracket body; 12. a limiting bulge; 13. a fixing sheet; 14. a long hole; 2. a waterproof jacket; 21. a waterproof jacket body; 22. a square hole; 23. a terminal limiting groove; 24. the fixing piece is bent to align the groove; 25. the elastic sheet is aligned with the groove; 3. a terminal assembly; 31. a terminal block; 32. a terminal body; 33. a rubber core; 34. a boss; 35. a terminal head; 36. a convex hull; 4. a metal housing; 41. a housing body; 42. a metal spring sheet; 43. stopping barbs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person skilled in the art without making any inventive step are within the scope of the present invention.

Example (b): a connector having a waterproof function.

Referring to fig. 1 to 9, a connector having a waterproof function includes:

the waterproof sheath comprises a bracket 1, wherein the bracket 1 comprises a U-shaped bracket body 11, two symmetrically distributed limiting bulges 12 are arranged at the left end part and the right end part of the U-shaped bracket body 11, fixing pieces 13 are arranged between the two symmetrically distributed limiting bulges 12, the fixing pieces 13 can be bent and embedded into fixing piece bending alignment grooves 24 arranged on the bottom surface of a waterproof sheath body 21, the stable connection between the bracket 1 and a waterproof sheath 2 is ensured, and a long hole 14 convenient for external butt joint is also formed in the U-shaped bracket body 11;

waterproof sheath 2, U-shaped support 1 is fixed in the outside of waterproof sheath 2 and is hugged closely the left surface, top surface and the right flank setting of waterproof sheath 2, waterproof sheath 2 includes waterproof sheath body 21, the rear end of waterproof sheath body 21 is provided with the quad slit 22 that the rear end of terminal subassembly 3 runs through of being convenient for, be provided with four on the trailing flank of waterproof sheath body 21 side by side interval distribution and with terminal body 32 assorted terminal spacing groove 23 on the terminal subassembly 3, the bottom surface of waterproof sheath body 21 is provided with the stationary blade that is used for butt joint support 1 and buckles counterpoint groove 24, during the actual installation, embedding after buckling of stationary blade 13 is to the stationary blade and buckle counterpoint groove 24 in for be connected stably between support 1 and the waterproof sheath 2, be provided with the shell fragment counterpoint groove 25 that is used for butt joint metal casing 4 on the inner wall of waterproof sheath body 21. The waterproof sheath body 21 is made of waterproof plastic and has a good waterproof function, the square hole 22 is used for facilitating the penetration of the terminal body 32 in the terminal component 3 and is matched with the boss 34 in the terminal component 3 for sealing and plugging, and water is prevented from entering the penetration butt joint;

the terminal assembly 3, the terminal assembly 3 includes a terminal base 31, a boss 34 matching with the hole 22 above the waterproof sheath body 21 is integrally arranged on the rear side face of the terminal base 31, the boss 34 can be embedded into the square hole 22 to block the square hole 22, so as to achieve good waterproof effect, four terminal bodies 32 transversely arranged in parallel extend backwards through the boss 34 and are bent downwards and embedded into a terminal limiting groove 23 arranged on the outer wall of the rear side of the waterproof sheath 2, after the terminal bodies 32 are bent downwards and embedded into the terminal limiting groove 23, the tight butt joint between the boss 34 and the square hole 22 can be ensured, the boss 34 is prevented from loosening in the square hole 22 in the use process, the terminal bodies 32 are used for circuit connection, a rubber core 33 is integrally arranged on the front side face of the terminal base 31, a terminal head 35 bent upwards is arranged at the front end of the terminal bodies 32, and the terminal head 35 has certain elasticity, the contact stability is ensured, the rubber core 33 is used for separating and protecting the terminal head 35, the terminal seat 31, the boss 34, the rubber core 33 and the terminal body 32 are integrally formed by injection molding, so that the integral strength of the terminal component 3 is enhanced, a gap is reserved between the terminal head 35 and the rubber core 33, the terminal head 35 can be ensured to deform to a certain extent, the contact stability of the terminal head 35 is improved, and the tail of the terminal body 32 is provided with four convex hulls 36, so that the tail of the terminal body 32 is better embedded into the terminal limiting groove 23 arranged on the outer wall of the rear side of the waterproof sheath 2;

metal casing 4, metal casing 4 gomphosis is in waterproof sheath 2, and the front end of terminal subassembly 3 is installed in metal casing 4, and the rear end of terminal subassembly 3 runs through behind metal casing 4 and the waterproof sheath 2 buckle downwards and imbed the terminal spacing groove 23 that sets up on the outer wall of waterproof sheath 2 rear side, metal casing 4 includes shell body 41, shell body 41 top surface and bottom surface all are provided with inside bellied metal shrapnel 42, metal shrapnel 42 can inlay to the shell fragment counterpoint groove 25 that sets up on waterproof sheath body 21 in, ensure that metal casing 4 is connected stably with waterproof sheath 2, all be provided with the stopping barb 43 that can imbed to the inner wall of waterproof sheath body 21 on shell body 41 left surface and the right flank, prevent in the use, metal casing 4 drops in waterproof sheath 2.

This connector with waterproof function reasonable in design, moreover, the steam generator is simple in structure, and convenient for assembling, can protect metal casing 4 and terminal subassembly 3 through waterproof sheath 2, and the rear end through terminal subassembly 3 runs through metal casing 4 and waterproof sheath 2 after buckle downwards and imbed the structural design in the terminal spacing groove 23 that sets up on the outer wall of waterproof sheath 2 rear side, make terminal subassembly 3 form closely to cooperate with the contact department of waterproof sheath 2 rear end, reach good water-proof effects, and support 1, waterproof sheath 2, the overall cooperation between terminal subassembly 3 and the metal casing 4 all adopts mosaic structure, and convenient for assembling, moreover, the steam generator is simple in structure.

The above description is only for the preferred embodiment of the present invention, but the present invention should not be limited to the embodiment and the disclosure of the drawings, and therefore, all equivalent or modifications that do not depart from the spirit of the present invention are intended to fall within the scope of the present invention.

Claims

1. A connector having a waterproof function, characterized by comprising: the waterproof terminal assembly comprises a support, a waterproof sheath, a terminal assembly and a metal shell, wherein the metal shell is embedded in the waterproof sheath, the front end of the terminal assembly is installed in the metal shell, the rear end of the terminal assembly penetrates through the metal shell and the waterproof sheath and then is bent downwards and embedded into a terminal limiting groove formed in the outer wall of the rear side of the waterproof sheath, and the U-shaped support is fixed to the outer side of the waterproof sheath and clings to the left side face, the top face and the right side face of the waterproof sheath.

2. The connector with waterproof function according to claim 1, characterized in that: the waterproof sheath comprises a waterproof sheath body, the rear end of the waterproof sheath body is provided with a square hole which is convenient for the rear end of the terminal assembly to run through, a plurality of terminal limiting grooves which are distributed side by side at intervals and are matched with the terminal assembly upper terminal body are arranged on the rear side face of the waterproof sheath body, the bottom face of the waterproof sheath body is provided with a fixing sheet bending aligning groove used for abutting a support, and the inner wall of the waterproof sheath body is provided with a spring sheet aligning groove used for abutting a metal shell.

3. The connector with waterproof function according to claim 2, characterized in that: the terminal subassembly includes the terminal block, an organic whole be provided with on the terminal block trailing flank with waterproof sheath body top shape hole assorted boss, the boss can be embedded into square hole and carry out the shutoff with the quad slit, and a plurality of terminal bodies that transversely parallel set up run through the boss and extend backward and buckle downwards and imbed to the terminal spacing inslot that sets up on the waterproof sheath rear side outer wall, an organic whole is provided with gluey core on the terminal block leading flank, and the front end of terminal body is provided with the terminal head of upwards buckling.

4. The connector with waterproof function according to claim 3, characterized in that: the terminal seat, the boss, the rubber core and the terminal body are integrally formed by injection molding.

5. The connector with waterproof function according to claim 3, characterized in that: a gap is reserved between the terminal head and the rubber core.

6. The connector with waterproof function according to claim 3, characterized in that: one or more convex hulls are arranged at the tail part of the terminal body.

7. The connector with waterproof function according to claim 3, characterized in that: the metal shell comprises a shell body, wherein the top surface and the bottom surface of the shell body are provided with inward protruding metal elastic pieces, the metal elastic pieces can be embedded into elastic piece alignment grooves formed in the waterproof sheath body, and stopping barbs which can be embedded into the inner wall of the waterproof sheath body are arranged on the left side surface and the right side surface of the shell body.

8. The connector with waterproof function according to claim 7, wherein: the support includes U-shaped support body, the tip all is provided with the spacing arch of two symmetric distributions about U-shaped support body, is located to be provided with the stationary blade between the spacing arch of two symmetric distributions, the stationary blade bending alignment inslot that sets up on the stationary blade bendable embedding to waterproof sheath body bottom surface.