Monomer waterproof device

Abstract

The utility model discloses a single waterproof device which comprises a socket and a plug which are in threaded connection, an inner cavity of the socket is internally provided with a plug contact piece insertion seat, an inner cavity of the plug is internally provided with a plug contact piece socket, the plug contact piece insertion seat is sleeved with a first O-shaped ring, and the outer wall of the first O-shaped ring elastically abuts against the inner wall of the socket; a second O-shaped ring and a fourth O-shaped ring are sleeved on the plug contact piece socket, and the outer walls of the second O-shaped ring and the fourth O-shaped ring elastically abut against the inner wall of the plug; a locking ring is sleeved on the plug, and the connector relates to the technical field of connectors, and a first O-shaped ring is arranged between a plug contact insertion seat and a socket, so that the socket is sealed; the plug is sealed by arranging a second O-shaped ring and a fourth O-shaped ring between the plug and the plug contact socket; and sealing between the locking ring and the plug is realized through the third O-shaped ring, so that sealing of the connector is realized in all directions, and a good waterproof effect of the connector is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a single-body waterproof device. Background Art

[0002] Connectors, also known as connectors and sockets in China, generally refer to electrical connectors. They are devices that connect two active components, transmitting current or signals. The male and female ends, when in contact, can transmit information or current, and are also called connectors. Connectors simplify the assembly process of electronic products and mass production. They allow for quick replacement of failed components, giving engineers greater flexibility when designing and integrating new products and assembling systems from components.

[0003] Existing connectors only provide a sealing ring between the plug and the socket, which cannot achieve all-round sealing of the connector; at the same time, the wires in the wiring harness are placed in the same cavity, making it impossible to avoid cross-contamination. Utility Model Content

[0004] In view of the problems existing in the existing single-body waterproof device, the present utility model is proposed.

[0005] Therefore, the purpose of the present invention is to provide a single waterproof device to solve the problem that the existing connector cannot achieve all-round sealing of the connector by only setting a sealing ring between the plug and the socket; at the same time, the various wires in the wiring harness are in the same cavity, and cross-wires cannot be avoided.

[0006] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0007] A single-body waterproof device comprises a socket and a plug connected by threads, wherein a contact insertion seat is provided in the inner cavity of the socket, a contact socket is provided in the inner cavity of the plug, a first O-ring is sleeved on the contact insertion seat, and the outer wall of the first O-ring elastically presses against the inner wall of the socket;

[0008] The contact socket is sleeved with a second O-ring and a fourth O-ring, and the outer walls of the second O-ring and the fourth O-ring elastically press against the inner wall of the plug;

[0009] A locking ring is sleeved on the plug, and a third O-ring is sleeved on the plug, and the outer wall of the third O-ring elastically presses against the inner wall of the locking ring.

[0010] As a preferred solution of the single-body waterproof device described in the present invention, wherein: a socket terminal is fixedly mounted on the end of the plug-in contact insertion seat, and the socket terminal is located in the inner cavity of the socket;

[0011] A plug terminal is fixedly mounted on the end of the contact socket, and the plug terminal is located in the inner cavity of the plug.

[0012] As a preferred solution of the single-body waterproof device described in the utility model, wherein: a retaining nut is threadedly connected to the socket, and a sealing ring is provided between the socket and the retaining nut.

[0013] As a preferred solution of the single-body waterproof device described in the present invention, the end of the plug is provided with a cable sealing sleeve, and the cable sealing sleeve is made of rubber material.

[0014] As a preferred solution of the single-body waterproof device described in the present invention, a cable sealing ring is provided in the inner cavity of the plug, and a cable sealing clamp is provided at the end of the cable sealing ring.

[0015] As a preferred solution of the single-body waterproof device described in the present invention, a splitter is provided in the inner cavity of the plug, and a plurality of arc-shaped splitter plates are integrally provided on the surface of the splitter.

[0016] Compared with existing technologies:

[0017] 1. The socket is sealed by setting a first O-ring between the contact insertion seat and the socket; the plug is sealed by setting a second O-ring and a fourth O-ring between the plug and the contact socket; and the third O-ring is used to seal the locking ring and the plug, thereby achieving all-round sealing of the connector and ensuring good waterproof effect of the connector.

[0018] 2. By setting a splitter in the plug, a plurality of arc-shaped splitter plates are integrally provided on the surface of the splitter, and a space for the wiring harness to pass through is formed between two adjacent arc-shaped splitter plates. After passing through the space between the two adjacent splitter plates, the wiring harness can be inserted into the plug terminal for docking and fixing. The arc-shaped splitter plates on the splitter are used to separate the various wires in the wiring harness, thereby effectively strengthening the prevention of cross-wiring and making it safer to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of the structure provided by the utility model;

[0020] Figure 2 The utility model provides Figure 1 Enlarged view of the middle socket;

[0021] Figure 3 The utility model provides Figure 1 Enlarged view of the middle plug;

[0022] Figure 4 The utility model provides Figure 3 Enlarged view of point A in the middle.

[0023] In the figure: socket terminal 1, sealing ring 2, first O-ring 3, contact insertion seat 4, second O-ring 5, third O-ring 6, fourth O-ring 7, locking ring 8, plug 9, cable sealing sleeve 10, cable sealing clamp 11, cable sealing ring 12, plug terminal 13, contact socket 14, socket 15, retaining nut 16, splitter 17, arc-shaped splitter plate 171. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solutions and advantages of the present invention more clear, the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

[0025] The utility model provides a single waterproof device, please refer to Figure 1-4 , comprising a socket 15 and a plug 9 connected by threads, a contact inserting seat 4 being provided in the inner cavity of the socket 15, a contact socket 14 being provided in the inner cavity of the plug 9, a first O-ring 3 being sleeved on the contact inserting seat 4, the outer wall of the first O-ring 3 elastically pressing against the inner wall of the socket 15;

[0026] The contact socket 14 is sleeved with a second O-ring 5 and a fourth O-ring 7 , and the outer walls of the second O-ring 5 and the fourth O-ring 7 elastically press against the inner wall of the plug 9 ;

[0027] A locking ring 8 is sleeved on the plug 9, and a third O-ring 6 is sleeved on the plug 9. The outer wall of the third O-ring 6 elastically presses against the inner wall of the locking ring 8. An internal threaded hole is provided on the inner wall of the locking ring 8, and an external thread is provided on the outer wall of the socket 15. Therefore, after the plug 9 and the socket 15 are docked, the socket 15 and the locking ring 8 are threadedly connected.

[0028] The end of the contact insertion seat 4 is fixedly mounted with a socket terminal 1, and the socket terminal 1 is located in the inner cavity of the socket 15; the end of the contact socket 14 is fixedly mounted with a plug terminal 13, and the plug terminal 13 is located in the inner cavity of the plug 9.

[0029] A retaining nut 16 is threadedly connected to the socket 15, with a sealing ring 2 disposed between the socket 15 and the retaining nut 16. The end of the plug 9 has a cable gland 10 made of rubber. A cable gland 12 is located within the inner cavity of the plug 9, with a cable sealing clamp 11 at the end. The wiring harness that connects to the plug terminal 13 passes through the cable gland 12 and the cable sealing clamp 11. The cable sealing clamp 11 clamps the wiring harness, preventing it from loosening or becoming detached from the plug terminal 13.

[0030] A splitter 17 is provided in the inner cavity of the plug 9. A plurality of arc-shaped splitter plates 171 are integrally provided on the surface of the splitter 17. A space for the wiring harness to pass through is formed between two adjacent arc-shaped splitter plates 171. After passing through the space between the two adjacent splitter plates 171, the wiring harness can be inserted into the plug terminal 13 for docking and fixing. The arc-shaped splitter plates 171 on the splitter 17 are used to separate the various wires in the wiring harness, thereby effectively strengthening the prevention of cross-wiring and making it safer to use.

[0031] During actual use, the plug 9 and the socket 15 are plugged together, that is, the contact inserting seat 4 is inserted into the contact socket 14, and then the locking ring 8 and the socket 15 are threadedly connected; the cable sealing clamp 11 clamps the wiring harness connected to the plug terminal 13, thereby preventing the wiring harness from loosening or detaching from the plug terminal 13.

[0032] While the present invention has been described above with reference to specific embodiments, various modifications may be made and equivalent components may be substituted without departing from the scope of the present invention. In particular, as long as no structural conflicts exist, the various features of the embodiments disclosed herein may be combined with one another in any manner, and the omission of an exhaustive description of these combinations in this specification is solely for the sake of space and resource conservation. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions within the scope of the claims.

Claims

1. A single waterproof device, comprising a socket (15) and a plug (9) connected by threaded connection, wherein a contact insertion seat (4) is provided in the inner cavity of the socket (15), and a contact socket (14) is provided in the inner cavity of the plug (9), characterized in that: The contact inserting seat (4) is sleeved with a first O-ring (3), and the outer wall of the first O-ring (3) elastically presses against the inner wall of the socket (15); The contact socket (14) is sleeved with a second O-ring (5) and a fourth O-ring (7), and the outer walls of the second O-ring (5) and the fourth O-ring (7) elastically press against the inner wall of the plug (9); A locking ring (8) is sleeved on the plug (9), and a third O-ring (6) is sleeved on the plug (9), and the outer wall of the third O-ring (6) elastically presses against the inner wall of the locking ring (8).

2. A single waterproof device according to claim 1, characterized in that: A socket terminal (1) is fixedly mounted on the end of the contact insertion seat (4), and the socket terminal (1) is located in the inner cavity of the socket (15); A plug terminal (13) is fixedly mounted on the end of the contact socket (14), and the plug terminal (13) is located in the inner cavity of the plug (9).

3. A single waterproof device according to claim 2, characterized in that: A retaining nut (16) is threadedly connected to the socket (15), and a sealing ring (2) is provided between the socket (15) and the retaining nut (16).

4. A single waterproof device according to claim 2 or 3, characterized in that: The end of the plug (9) is provided with a cable sealing sleeve (10), and the cable sealing sleeve (10) is made of rubber material.

5. A single waterproof device according to claim 4, characterized in that: A cable sealing ring (12) is provided in the inner cavity of the plug (9), and a cable sealing clamp (11) is provided at the end of the cable sealing ring (12).

6. A single waterproof device according to claim 4, characterized in that: A splitter (17) is provided in the inner cavity of the plug (9), and a plurality of arc-shaped splitter plates (171) are integrally provided on the surface of the splitter (17).

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