CN215008754U

CN215008754U - Connector with a locking member

Info

Publication number: CN215008754U
Application number: CN202121544341.7U
Authority: CN
Inventors: 周美莲; 程毅; 张倩丽; 肖扬龙
Original assignee: Guangzhou Lianjie Precision Technology Co ltd
Current assignee: Guangdong Lianjie Precision Technology Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-12-03
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses a connector, include: the insulation body is provided with an accommodating cavity, and a first limiting groove is formed in the insulation body; the terminal fixing piece is accommodated in the accommodating cavity and is provided with a second limiting groove corresponding to the first limiting groove; the terminals are fixed on the terminal fixing piece and are accommodated in the accommodating cavity; and the limiting sheet is inserted in the first limiting groove and the second limiting groove and is used for limiting the displacement of the terminal fixing piece relative to the insulating body. The utility model provides a connector, through the setting of spacing piece, first spacing groove and second spacing groove, can inject the displacement of terminal mounting for insulator to the realization is to the good location of terminal mounting, in order to avoid the connector to insert the not hard up contact failure problem that causes of back terminal mounting through many times.

Description

Connector with a locking member

Technical Field

The present invention relates to a connector, and more particularly to a plug-in connector.

Background

As consumer electronics are increasingly developed in light weight, thin, short, small size, for example, in mobile devices such as mobile phones and PDAs and digital cameras, the connector is required to be downsized and have a Low profile (Low profile) feature in response to miniaturization and portable design of the mobile devices, and further, the packing density of electronic components mounted on a circuit board is increased due to the development of multifunctionality for mobile communication, and accordingly, a corresponding fine arrangement of plug and socket terminals is required. However, the conventional connector is generally assembled on the insulating body through the terminal fixing member, and the terminal fixing member is easily loosened after being inserted and pulled for many times, thereby causing poor contact and unstable transmission.

Therefore, in view of the above technical problems, it is necessary to provide a new connector.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connector, its setting through spacing piece can carry out good location to the terminal mounting.

In order to achieve the above purpose, the utility model provides a technical scheme as follows:

a connector, comprising:

the insulation body is provided with an accommodating cavity, and a first limiting groove is formed in the insulation body;

the terminal fixing piece is accommodated in the accommodating cavity, and a second limiting groove corresponding to the first limiting groove is formed in the terminal fixing piece;

the terminals are fixed on the terminal fixing piece and are accommodated in the accommodating cavity;

and the limiting sheet is inserted in the first limiting groove and the second limiting groove and is used for limiting the displacement of the terminal fixing piece relative to the insulating body.

In one or more embodiments, the insulating body includes a top wall, a bottom wall and two side walls, which enclose the accommodating cavity, and the two side walls of the insulating body are provided with the first limiting grooves.

In one or more embodiments, the terminal fixing member may include two side portions each having the second limiting groove corresponding to the first limiting groove.

In one or more embodiments, the inner surfaces of the two side walls of the insulating body are respectively provided with a concave groove for inserting two side portions of the terminal fixing member, and the side portions of the terminal fixing member are inserted into the concave grooves.

In one or more embodiments, the first limiting groove penetrates through the groove from the top of the side wall of the insulating body in a direction perpendicular to the top wall of the insulating body and penetrates through the side wall of the insulating body.

In one or more embodiments, the position limiting sheet includes a main body portion and a bending portion extending from one end of the main body portion in a bending manner, and the main body portion is inserted into the first position limiting groove and the second position limiting groove.

In one or more embodiments, the main body is provided with a positioning protrusion, a positioning groove matched with the positioning protrusion is formed in the side wall of the insulating body, and the positioning protrusion is clamped in the positioning groove.

In one or more embodiments, the protrusion height of the positioning projection is set to gradually decrease in a direction in which the main body portion is inserted into the first stopper groove.

In one or more embodiments, the positioning protrusion is integrally stamped and formed on the main body portion.

In one or more embodiments, protruding pieces are formed on two side surfaces of the main body part in a protruding manner, and when the main body part is inserted into the first limiting groove, the protruding pieces can be in interference fit with the inner wall of the first limiting groove.

Compared with the prior art, according to the utility model provides a connector, through the setting of spacing piece, first spacing groove and second spacing groove, can inject the displacement of terminal mounting for insulator to the realization is to the good location of terminal mounting, in order to avoid the connector to insert the not hard up contact failure problem that causes of back terminal mounting through many times.

Drawings

Fig. 1 is a schematic perspective view of a connector according to an embodiment of the present invention;

FIG. 2 is an exploded view of the connector of FIG. 1;

FIG. 3 is a cross-sectional view taken along plane A-A of the connector of FIG. 1;

FIG. 4 is an enlarged schematic view at B in FIG. 3;

fig. 5 is a schematic perspective view of an insulating body according to an embodiment of the present invention;

fig. 6 is a schematic perspective view of a spacing piece according to an embodiment of the present invention.

Description of the main reference numerals:

1-an insulating body, 11-a top wall, 12-a bottom wall, 13-a side wall, 14-an accommodating cavity, 15-a first limiting groove, 16-a groove, 17-a positioning groove, 18-a terminal groove, 2-a terminal fixing piece, 21-a side part, 22-a second limiting groove, 3-a limiting sheet, 31-a main body part, 32-a bending part, 33-a positioning lug, 34-a lug, 4-a terminal, 41-a fixing part, 42-a contact part and 43-a welding part.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

As shown in fig. 1 and 2, a connector according to an embodiment of the present invention includes: insulator 1, terminal mounting 2, spacing piece 3 and a plurality of terminal 4.

Wherein, the insulation body 1 is provided with a containing cavity 14, and the insulation body 1 is provided with a first limit groove 15; the terminal fixing piece 2 is accommodated in the accommodating cavity 14 of the insulating body 1, and a second limiting groove 22 corresponding to the first limiting groove 15 is arranged on the terminal fixing piece 2; a plurality of terminals 4 are fixed on the terminal fixing piece 2 and are accommodated in the accommodating cavity 14 of the insulating body 1; the limiting sheet 3 is inserted into the first limiting groove 15 and the second limiting groove 22 and is used for limiting the displacement of the terminal fixing member 2 relative to the insulating body 1.

In an exemplary embodiment, as shown in fig. 2 and 5, the insulative housing 1 includes a top wall 11 and a bottom wall 12 disposed opposite to each other, and two side walls 13 connected to two sides of the top wall 11 and the bottom wall 12, wherein the top wall 11, the bottom wall 12 and the two side walls 13 together define a receiving cavity 14. The two side walls 13 of the insulating body 1 are provided with first limiting grooves 15. The material of the insulating body 1 may be a polymer material such as plastic, so that the insulating body 1 can be formed by an integral injection molding process.

Specifically, as shown in fig. 2, the two side portions 21 of the terminal holder 2 are each provided with a second limiting groove 22 corresponding to the first limiting groove 15, and the second limiting grooves 22 are concavely provided on the two side portions 21 of the terminal holder 2. The inner surfaces of the two side walls 13 of the insulating body 1 are both provided with concave grooves 16 for inserting the two side parts 21 of the terminal fixing member 2, and the side parts 21 of the terminal fixing member 2 are inserted into the concave grooves 16.

Specifically, the first limiting groove 15 penetrates through the groove 16 and the side wall 13 of the insulating body 1 from the top of the two side walls 13 of the insulating body 1 in the direction perpendicular to the top wall 11 of the insulating body 1, and when the side portion 21 of the terminal fixing member 2 is inserted into the groove 16, the second limiting groove 22 is located on the extending path of the first limiting groove 15, so that the limiting piece 3 can be inserted into the first limiting groove 15 and the second limiting groove 22 to limit the displacement of the terminal fixing member 2 relative to the insulating body 1, thereby positioning the terminal fixing member 2.

In an exemplary embodiment, as shown in fig. 3, 4 and 6, the position-limiting sheet 3 includes a main body 31 and a bending portion 32 extending from one end of the main body 31. The main body 31 is inserted into the first and second limiting grooves 15 and 22, wherein the main body 31 is held in the first limiting groove 15, and the main body 31 interferes with the inner wall of the second limiting groove 22, so as to hold the terminal holder 2 on the insulating body 1. The bending portion 32 is formed to provide a pressing surface for the worker to insert the limiting sheet 3 into the first limiting groove 15 and the second limiting groove 22.

Specifically, the main body 31 of the spacing piece 3 is convexly provided with a positioning bump 33, the side wall 13 of the insulating body 1 is provided with a positioning groove 17 matched with the positioning bump 33, the positioning groove 17 is communicated with the first spacing groove 15, and the end of the positioning bump 33 is configured to be capable of being clamped in the positioning groove 17 to position the spacing piece 3 in the first spacing groove 15 and the second spacing groove 22.

Specifically, the height of the positioning projection 33 of the spacing piece 3 is set to gradually decrease in the direction in which the main body portion 31 is inserted into the first spacing groove 15, so that the positioning projection 33 can form a guiding inclined surface to facilitate the smooth insertion of the main body portion 31 of the spacing piece 3 into the first spacing groove 15. Preferably, the stopper 3 is made of a metal material, and the positioning protrusion 33 is integrally formed on the main body 31 by press molding.

Specifically, protruding pieces 34 are formed on two side surfaces of the main body 31 of the limiting piece 3 in a protruding manner, and when the main body 31 is inserted into the first limiting groove 15, the protruding pieces 34 can be in interference fit with the inner wall of the first limiting groove 15.

In an exemplary embodiment, as shown in fig. 2, the plurality of terminals 4 are arranged side by side in the first direction and divided into two upper and lower rows in the second direction, and each upper row of terminals 4 is disposed corresponding to one lower row of terminals 4.

Specifically, each terminal 4 includes a fixing portion 41, a contact portion 42, and a soldering portion 43 configured integrally. The fixing portion 41 is fixed to the terminal fixing member 2, and the contact portion 42 and the soldering portion 43 are respectively formed by extending both ends of the fixing portion 41. Each terminal 4 contact portion 42 is for electrical contact with a mating connector and each terminal 4 solder portion 43 is for soldering to a circuit board.

Specifically, the top wall 11 and the bottom wall 12 of the housing 1 are formed with a plurality of slots 18 for the terminals 4 penetrating the front end surface thereof and communicating with the housing cavities 14 of the housing 1, and the contact portions 42 of the terminals 4 are respectively received in the slots 18 for the terminals 4.

To sum up, the utility model provides a connector through spacing piece 3, first spacing groove 15 and second spacing groove 22's setting, can inject terminal mounting 2 for insulator 1's displacement to realize the good location to terminal mounting 2, in order to avoid connector through 2 not hard up contact failure problems that cause of plug back terminal mounting many times.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. A connector, comprising:

2. The connector of claim 1, wherein the housing includes a top wall, a bottom wall and two side walls enclosing the cavity, and the two side walls of the housing are provided with the first retaining grooves.

3. The connector of claim 2, wherein the terminal holder has second retaining grooves corresponding to the first retaining grooves on both sides thereof.

4. The connector of claim 3, wherein the inner surfaces of the two side walls of the housing are recessed with grooves for receiving the two side portions of the terminal holder, and the side portions of the terminal holder are received in the grooves.

5. The connector of claim 4, wherein the first retaining groove extends through the recess and through the side wall of the housing in a direction perpendicular to the top wall of the housing from the top of the side wall of the housing.

6. The connector according to any one of claims 1 to 5, wherein the position-limiting piece includes a main body portion and a bending portion extending from one end of the main body portion, and the main body portion is inserted into the first position-limiting groove and the second position-limiting groove.

7. The connector of claim 6, wherein the main body has a positioning protrusion protruding therefrom, and the side wall of the housing has a positioning groove matching with the positioning protrusion, and the positioning protrusion is retained in the positioning groove.

8. The connector according to claim 7, wherein a projection height of the positioning projection is set to gradually decrease in a direction in which the main body portion is inserted into the first stopper groove.

9. The connector of claim 8, wherein the positioning tab is integrally stamped and formed on the body portion.

10. The connector of claim 6, wherein two side surfaces of the main body portion respectively protrude to form protruding pieces, and when the main body portion is inserted into the first limiting groove, the protruding pieces can be in interference fit with the inner wall of the first limiting groove.