CN216121046U

CN216121046U - Multi-point positioning type plug

Info

Publication number: CN216121046U
Application number: CN202122567783.XU
Authority: CN
Inventors: 彭利钰; 张旭; 王捷锋
Original assignee: Shenzhen Quanma Connector Co ltd
Current assignee: Shenzhen Quanma Connector Co ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-03-22
Anticipated expiration: 2031-10-25

Abstract

The utility model provides a multi-point positioning type plug, which comprises: a housing comprising a first end and a second end; the end face of the first end is provided with a square positioning bulge and a first mounting hole; the second end and the first end form a ladder structure, and a first positioning hole is formed in the end face of the second end; the inner sleeve is hollow and is embedded at the inner side of the outer sleeve; comprises a first section and a second section; a triangular positioning bulge is arranged on the outer side surface of the first section, the triangular positioning bulge is positioned and installed with the first installation hole, and the inner sleeve is fixedly connected with the outer sleeve; the pin assembly is fixedly arranged on the inner side of the inner sleeve; the triangular positioning bulge and the positioning bulge are used for inserting and buckling the plug and the socket together; the utility model aims at reducing the misplug rate by arranging the square positioning bulge on the outer sleeve and arranging the triangular positioning bulge on the inner sleeve, so that when the plug and the socket are plugged, the triangular positioning bulge or the square positioning bulge can be simultaneously used as a pre-positioning reference point before the plug and the socket are plugged.

Description

Multi-point positioning type plug

Technical Field

The utility model relates to a connector, in particular to a multi-point positioning type plug.

Background

Electrical connectors, also commonly referred to as circuit connectors, are conductive device connectors that bridge two conductors in a circuit so that current or signals can flow from one conductor to the other; when the traditional plug and the socket are plugged, the contact pin of the plug is difficult to align with the jack of the socket, so that the misplugging is easy to generate, and the contact pin is damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-point positioning type plug, which is used for solving the problem that the plug and a socket in the prior art are easy to generate misplugging.

A multi-point positionable plug for mating with a receptacle, comprising:

the outer sleeve is hollow inside; comprises a first end and a second end; the end face of the first end is provided with a square positioning bulge and a first mounting hole; the second end and the first end form a ladder structure, and a first positioning hole is formed in the end face of the second end;

the inner sleeve is hollow and is embedded at the inner side of the outer sleeve; comprises a first section and a second section; a triangular positioning bulge is arranged on the outer side surface of the first section, and the triangular positioning bulge is installed in a positioning mode through the first installation hole, so that the inner sleeve is fixedly connected with the outer sleeve.

And the contact pin assembly is fixedly arranged on the inner side of the inner sleeve.

The triangular positioning bulge and the positioning bulge are used for buckling the plug and the socket together.

Further, the contact pin subassembly is including fixed support and leaning on first arc snap ring and second arc snap ring on the medial surface of endotheca, first arc snap ring with second arc snap ring surrounds formation hollow cylinder.

Furthermore, the contact pin subassembly is including fixing the needle insulator in the hollow cylinder, a plurality of jacks have been seted up on the axial face of needle insulator, be equipped with the flange on the circumferential surface of needle insulator, the flange extends along the one side of keeping away from the jack and has the location card protruding.

Furthermore, the pin assembly also comprises a plurality of pins fixedly inserted in the jacks.

Furthermore, the contact pin assembly further comprises a wire clamp, one end of the wire clamp is provided with a notch, and the notch is matched with the positioning clamp in a protruding mode.

Furthermore, the contact pin assembly further comprises a tail cap, wherein an internal thread is formed at one end of the tail cap, an external thread is arranged on the outer side surface of the second section, and the external thread is in threaded connection with the internal thread.

Furthermore, one end, far away from the internal thread, of the tail cap is provided with a positioning opening.

Aiming at the problems in the prior art, the square positioning bulges are arranged on the outer sleeve and the triangular positioning bulges are arranged on the inner sleeve, so that when the plug and the socket are plugged oppositely, the triangular positioning bulges or the square positioning bulges can be simultaneously used as the pre-positioning reference points before the plug and the socket are plugged, a plurality of positioning points are provided, the accuracy of the plug and the socket in plugging is improved, and the misplug rate is reduced.

Drawings

Fig. 1 is a schematic overall structure diagram of a multi-point positioning type plug according to a first embodiment of the present invention;

fig. 2 is an exploded view of a multi-point positioning plug according to a first embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of a multi-point positioning plug according to a first embodiment of the utility model.

Shown in the figure:

1. a jacket; 2. an inner sleeve; 3. a pin assembly; 11. a first end; 12. a second end; 21. a first stage; 22. A second stage; 31. a first arcuate snap ring; 32. a second arc-shaped snap ring; 33. a needle insulator; 34. inserting a pin; 35. wire clamps; 36. a tail cap; 111. a square positioning bulge; 112. a first mounting hole; 121. a first positioning hole; 211. a triangular positioning bulge; 221. an external thread; 331. a jack; 332. a flange; 333. positioning the clamping protrusion; 351. a notch; 352. a clamping groove; 361. an internal thread; 362. the port is positioned.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indications (such as up, down, left, right, front, back, inner and outer, center … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indication is changed accordingly.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The following examples are now provided:

the first embodiment is as follows:

a multi-point positioning plug as shown in fig. 1-3, for mating with a socket, comprising: the outer sleeve 1, the inner sleeve 2 and the pin assembly 3;

the inner part of the outer sleeve 1 is hollow; comprises a first end 11 and a second end 12; a square positioning protrusion 111 and a first mounting hole 112 are arranged on the end surface of the first end 11; the second end 12 and the first end 11 form a stepped structure, and a first positioning hole 121 is formed in the end surface of the second end 12;

the inner sleeve 2 is hollow and is embedded at the inner side of the outer sleeve 1; the inner sleeve 2 comprises a first section 21 and a second section 22; a triangular positioning protrusion 211 is arranged on the outer side surface of the first section 21, the triangular positioning protrusion 211 is positioned and installed with the first installation hole 112, and the inner sleeve 2 is fixedly connected with the outer sleeve 1; the protective housing of overcoat 1 conduct endotheca 2, in order to improve the joint strength of plug, overcoat 1 and endotheca 2 all adopts the aluminum alloy material to make.

The pin assembly 3 is fixedly arranged on the inner side of the inner sleeve 2.

Meanwhile, the triangular positioning protrusion 211 and the square positioning protrusion 111 are used as reference positioning points before the plug and the socket are matched and plugged, so that the false plugging rate of the plug and the socket in the matching and plugging process is reduced.

Preferably, the pin assembly 3 comprises a first arc-shaped clamping ring 31 and a second arc-shaped clamping ring 32 which are fixedly abutted against the inner side surface of the inner sleeve 2, and the first arc-shaped clamping ring 31 and the second arc-shaped clamping ring 32 surround to form a hollow cylinder.

Preferably, the pin assembly 3 further includes a pin insulator 33 fixed in the hollow cylinder, a plurality of insertion holes 331 are formed on an axial surface of the pin insulator 33, a flange 332 is provided on a circumferential surface of the pin insulator 33, and a positioning locking protrusion 333 extends from the flange 332 along a side away from the insertion holes 331; the purpose of the detent projections 333 is to facilitate the engagement of the wire clip 35 with the needle insulator 33.

Preferably, the pin assembly 3 further includes a plurality of pins 34 fixedly inserted into the insertion holes 331.

Preferably, the pin assembly 3 further includes a wire clip 35, wherein one end of the wire clip 35 is provided with a notch 351, the notch 351 is matched with the positioning clamp protrusion 333, so that the wire clip 35 is installed at the tail end of the pin insulator 33, and one end of the wire clip 35 is further provided with a plurality of clip grooves 352 for clamping the cable.

Preferably, the pin assembly 3 further includes a tail cap 36, one end of the tail cap 31 is provided with an internal thread 361, an external thread 221 is arranged on the outer side surface of the second section 22, and the external thread 221 is in threaded connection with the internal thread 361; the tail cap 36 in this embodiment functions to fix the clip 35 in the tail cap 36, so that the mounting structure of the clip 35 and the pin insulator 33 is more stable, and the tail cap 36 serves as a shielding cover of the clip 35 to prevent the plug from leaking electricity during use.

Preferably, one end of the tail cap 36 away from the internal thread 361 is provided with a positioning hole 362, and the positioning hole can also be used as a pre-positioning datum point before the plug and the socket are mated.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A multi-point positionable plug for mating with a receptacle, comprising:

the inner sleeve is hollow and is embedded at the inner side of the outer sleeve; comprises a first section and a second section; a triangular positioning bulge is arranged on the outer side surface of the first section, the triangular positioning bulge is positioned and installed with the first installation hole, and the inner sleeve is fixedly connected with the outer sleeve;

the contact pin assembly is fixedly arranged on the inner side of the inner sleeve;

2. The multi-point positionable plug of claim 1, wherein the pin assembly comprises a first arcuate snap ring and a second arcuate snap ring fixedly secured against an inner side surface of the inner sleeve, the first arcuate snap ring and the second arcuate snap ring enclosing to form a hollow cylinder.

3. The multipoint positioning plug as claimed in claim 2, wherein the pin assembly comprises a pin insulator fixed in the hollow cylinder, a plurality of insertion holes are formed in an axial surface of the pin insulator, a flange is arranged on a circumferential surface of the pin insulator, and a positioning clamping protrusion extends from one side of the flange away from the insertion holes.

4. The multi-point positionable plug of claim 3, wherein the pin assembly further comprises a plurality of pins fixedly inserted into the receptacles.

5. The multi-point positionable plug of claim 4, wherein the pin assembly further comprises a clip having a notch at one end, the notch mating with the locator tab.

6. The multipoint positioning plug as claimed in claim 5, wherein the pin assembly further comprises a tail cap, wherein an internal thread is formed at one end of the tail cap, an external thread is formed on an outer side surface of the second section, and the external thread is in threaded connection with the internal thread.

7. The multi-point locate mode plug of claim 6, wherein an end of the tail cap distal to the internal thread is provided with a locating port.