CN216085454U

CN216085454U - Push-pull self-locking connector

Info

Publication number: CN216085454U
Application number: CN202022696134.5U
Authority: CN
Inventors: 李玲华
Original assignee: Shenzhen Connector Technology Co ltd
Current assignee: Shenzhen Connector Technology Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2022-03-18
Anticipated expiration: 2030-11-19

Abstract

The utility model relates to the technical field of connectors, in particular to a push-pull self-locking connector. The method comprises the following steps: a plug and a socket, the plug comprising: the utility model provides a plug inner race, the plug inner race endotheca is equipped with middle cover, be provided with two first ground loop in the plug inner race, two be provided with the needle insulator in the first ground loop, evenly insert in the insulator and be equipped with a plurality of contact pins, be provided with first clamping ring in the plug inner race, be provided with first cable clamp in the plug inner race, the outside cover of plug inner race is equipped with first sleeve, the socket includes: the hole insulator, evenly insert in the hole insulator and be equipped with a plurality of jacks, the week side ring of hole insulator is equipped with two second ground rings, the outside cover of second ground ring is equipped with socket shell, be provided with the second clamping ring in the socket shell, be provided with the second cable clamp in the socket shell. The utility model has better air tightness and water tightness and can realize quick plugging and self-locking.

Description

Push-pull self-locking connector

Technical Field

The utility model relates to the technical field of connectors, in particular to a push-pull self-locking connector.

Background

Push-pull connectors are widely used in equipment in the fields of medical machinery, communication telephones, interphones, small terminals, satellite calls, and the like, because of their small size, convenience in operation, resistance to electromagnetic interference, environmental resistance, and simplicity in operation. The housings of conventional push-pull connectors are all assembled together by two parts.

However, in the prior art, since the two housings are combined together through parts, the problem of poor sealing performance of the push-pull connector is inevitable, and further improvement is needed.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a push-pull self-locking connector which can completely meet the air sealing performance and the water sealing performance of a product.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

a push-pull self-locking connector comprising: a plug and a socket, the plug comprising: the plug endotheca, the plug endotheca is equipped with middle cover, be provided with two first ground loop in the plug endotheca, two be provided with the needle insulator in the first ground loop, evenly insert in the insulator and be equipped with a plurality of contact pins, be provided with in the plug endotheca with the first clamping ring of first ground loop looks butt, be provided with first cable clamp in the plug endotheca, the outside cover that inserts the endotheca is equipped with first sleeve, the socket includes: the hole insulator, evenly insert in the hole insulator and be equipped with a plurality of jacks, one the contact pin is inserted and is established one in the jack, the week side ring of hole insulator is equipped with two second ground rings, the outside cover of second ground ring is equipped with socket shell, be provided with the second clamping ring in the socket shell, be provided with the second cable clamp in the socket shell, plug endotheca interference fit inserts in the socket shell.

Preferably, a pressing sleeve is sleeved at the joint of the middle sleeve and the plug inner sleeve.

Preferably, an O-ring for sealing is provided at a junction of the needle insulator and the hole insulator.

Preferably, the first pressing ring and the first cable clamp are arranged between each other, and the second pressing ring and the second cable clamp are arranged between each other.

Preferably, a plurality of limiting blocks are installed at intervals on the outer side of the pressing sleeve, and limiting grooves matched with the limiting blocks are formed in the peripheral side of the first sleeve.

Preferably, a plurality of guide blocks are installed on the peripheral side of the insertion inner sleeve, and a plurality of guide grooves for the guide blocks to slide are formed on the inner side of the socket housing.

By adopting the technical scheme, the plug inner sleeve is inserted into the socket shell in an interference fit manner, so that the integrity of the connector in the design process is ensured, the connector has better air tightness and water tightness, and quick plugging and unplugging can be realized.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a diagram showing the positional relationship between the inner plug sleeve and the first sleeve according to the present invention;

fig. 4 is a diagram of the position relationship between the guide block and the guide groove in the present invention.

In the drawings, 1-first tail nut; 11-a first sleeve; 2-a socket housing; 21-hole insulator; 210-O type sealing ring; 22-a jack; 23-a second ground ring; 25-a second pressure ring; 250-cable clamp seal ring; 26-a second cable clamp; 27-pressing sleeve; 271-a limiting block; 3-plug inner sleeve; 31-a guide block; 32-a guide groove; 4-intermediate sleeve; 5-a first ground ring; 6-pin insulator; 7-inserting a pin; 8-a first pressure ring; 9-a first cable clamp; 91-second tail nut.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

A push-pull self-locking connector comprising: plug and socket, wherein, the plug includes: the plug inner sleeve 3 is sleeved with the middle sleeve 4 in an interference manner in the plug inner sleeve 3.

In order to further improve the connection strength between the plug inner sleeve 3 and the middle sleeve 4, a pressing sleeve 27 is clamped at the joint of the plug inner sleeve 3 and the middle sleeve 4, so that the connection between the plug inner sleeve 3 and the middle sleeve 4 is firmer.

In this embodiment, a first grounding ring 5 is arranged in the plug inner sleeve 3, wherein the number of the first grounding rings 5 is two and symmetrically arranged, the two first grounding rings 5 form a hollow cylinder, a pin insulator 6 is arranged in the hollow cylinder, a plurality of contact pins 7 are uniformly inserted in the pin insulator 6, the plurality of contact pins 7 can extend out of the pin insulator 6, and in addition, the first grounding ring 5 has a positioning effect on the pin insulator 6.

In addition, install first clamping ring 8 in plug endotheca 3, the one end radius that first clamping ring 8 is close to needle insulator 6 is littleer and more to make things convenient for first clamping ring 8 to insert in two first ground rings 5, simultaneously, be provided with first cable clamp 9 in plug endotheca 3, and first cable clamp 9 is located one side that needle insulator 6 was kept away from to first clamping ring 8.

In order to improve the sealing performance between the first pressing ring 8 and the first cable clamp 9, a cable clamp sealing ring 250 is arranged between the first cable clamp 9 and the first pressing ring 8, the cable clamp sealing ring 250 and the first cable clamp 9 are sequentially arranged along the extension direction of the plug inner sleeve 3, so that the sealing performance of the connector is greatly improved.

In addition, the outside cover of plug endotheca 3 is equipped with first sleeve 11, moreover, first sleeve 11 can also overlap and establish on pressing the cover 27, for the further joint strength who improves between first sleeve 11 and the plug endotheca 3, a plurality of spacing grooves have been seted up to week side at first sleeve 11, install a plurality of stopper 271 at the week side of pressing the cover 27, after first sleeve 11 cover was established on pressing the cover 27, stopper 271 can the joint at the spacing inslot, and simultaneously, the cross sectional shape of stopper 271 is triangle-shaped, thereby make things convenient for the installation of first sleeve 11.

In addition, a first tail nut 1 is screwed to the outer side of the plug inner housing 3.

In this embodiment, the socket includes: hole insulator 21, the one end looks butt of hole insulator 21 and the one end of needle insulator 6, simultaneously, evenly insert in hole insulator 21 and be equipped with a plurality of jacks 22, contact pin 7 and jack 22 one-to-one, and contact pin 7 can peg graft in jack 22, in addition, set up the ring in the week side of hole insulator 21 and be equipped with second ground ring 23, wherein, the quantity of second ground ring 23 is two and relative setting.

In addition, the socket shell 2 is sleeved on the outer side of the second grounding ring 23, and the plug inner sleeve 3 is inserted into the socket shell 2 in an interference fit mode, so that the sealing performance of the connector is guaranteed.

In order to facilitate the insertion of the plug inner housing 3 into the socket housing 2 by an operator, a plurality of guide blocks 31 are installed on the periphery of the plug inner housing 3, the guide blocks 31 are arranged along the circumferential direction of the plug inner housing 3, meanwhile, a plurality of guide grooves 32 are formed on the inner side of the socket housing 2, and the guide blocks 31 can slide along the extending direction of the guide grooves 32, so that the plug inner housing 3 is guided to be inserted into the socket housing 2.

In addition, still be provided with second clamping ring 25 in socket shell 2, second clamping ring 25 and second ground ring 23 butt, simultaneously, still be provided with second cable clamp 26 in socket shell 2, second cable clamp 26 is located the one side that second clamping ring 25 keeps away from second ground ring 23.

In order to improve the sealing performance between the second clamping ring 25 and the second cable clamp 26, a cable clamp sealing ring 250 is arranged between the second cable clamp 26 and the second clamping ring 25, the cable clamp sealing ring 250 and the second cable clamp 26 are sequentially arranged along the extending direction of the socket housing 2, so that the sealing performance of the connector is greatly improved.

Further, a second tail nut 91 is screwed to the outside of the receptacle housing 2.

In order to further improve the sealing performance of the socket and the plug, an O-ring seal 210 is provided in the socket housing 2, and the O-ring seal 210 is provided at the joint between the needle insulator 6 and the hole insulator 21.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, and the scope of protection is still within the scope of the utility model.

Claims

1. A push-pull self-locking connector characterized by: the method comprises the following steps: a plug and a socket, the plug comprising: the plug comprises a plug inner sleeve (3), wherein a middle sleeve (4) is sleeved in the plug inner sleeve (3) in an interference manner, and a pressing sleeve (27) is sleeved at the joint of the middle sleeve (4) and the plug inner sleeve (3); two first grounding rings (5) are arranged in the plug inner sleeve (3), the two first grounding rings (5) form a hollow cylinder, a pin insulator (6) is arranged in the hollow cylinder, a plurality of contact pins (7) are uniformly inserted into the insulator, and the plurality of contact pins (7) extend out of the pin insulator (6); a first press ring (8) which is abutted with the first grounding ring (5) is arranged in the plug inner sleeve (3), a first cable clamp (9) is arranged in the plug inner sleeve (3), and the first cable clamp (9) is positioned on one side, far away from the pin insulator (6), of the first press ring (8); a first sleeve (11) is sleeved on the outer side of the plug inner sleeve (3), and the first sleeve (11) is sleeved on the pressing sleeve (27); a plurality of limiting grooves are formed in the peripheral side of the first sleeve (11); a plurality of limiting blocks (271) are arranged on the peripheral side of the pressing sleeve (27), and after the first sleeve (11) is sleeved on the pressing sleeve (27), the limiting blocks (271) are clamped in the limiting grooves; the outer side of the plug inner sleeve (3) is in threaded connection with a first tail nut (1);

the socket includes: the pin-inserting type grounding device comprises a hole insulator (21), wherein one end of the hole insulator (21) is abutted to one end of a pin insulator (6), a plurality of inserting holes (22) are uniformly inserted into the hole insulator (21), inserting pins (7) correspond to the inserting holes (22) one by one, one inserting pin (7) is inserted into one inserting hole (22), two second grounding rings (23) are annularly arranged on the peripheral side of the hole insulator (21), and the two second grounding rings (23) are oppositely arranged; the socket shell (2) is sleeved on the outer side of the second grounding ring (23), and the plug inner sleeve (3) is inserted into the socket shell (2) in an interference fit manner; a second pressing ring (25) is arranged in the socket shell (2), and the second pressing ring (25) is abutted with a second grounding ring (23); a second cable clamp (26) is arranged in the socket shell (2), and the second cable clamp (26) is positioned on one side, away from the second grounding ring (23), of the second pressing ring (25); plug inner cover (3) interference fit inserts in socket shell (2), the outside threaded connection of socket shell (2) has second afterbody nut (91).

2. A push-pull self-locking connector as claimed in claim 1, wherein: and an O-shaped sealing ring (210) for sealing is arranged at the joint of the needle insulator (6) and the hole insulator (21).

3. A push-pull self-locking connector as claimed in claim 2, wherein: first clamping ring (8) with between first cable clamp (9) and second clamping ring (25) with all be provided with cable clamp sealing washer (250) between second cable clamp (26).

4. A push-pull self-locking connector as claimed in claim 3, wherein: a plurality of guide blocks (31) are arranged on the peripheral side of the plug inner sleeve (3), and the guide blocks (31) are distributed along the circumferential direction of the plug inner sleeve (3); the inner side of the socket shell (2) is provided with a plurality of guide grooves (32) for the guide blocks (31) to slide.