CN211743466U

CN211743466U - Self-locking connector structure

Info

Publication number: CN211743466U
Application number: CN202020369228.9U
Authority: CN
Inventors: 付金平
Original assignee: Shenming Electron Dongguan Co ltd
Current assignee: Shenming Electron Dongguan Co ltd
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2020-10-23
Anticipated expiration: 2030-03-23

Abstract

The utility model provides a pair of from locking-type connector structure, including female seat, public seat includes interior casing, back shroud, first terminal, circuit board, interior casing inboard has an inserting groove, first terminal includes weld part, conductive part, first contact site, guide part, first contact site is in the inserting groove upper end just is arch downward structure, the back shroud lean on to public seat one side still rotates and is connected with the clamp plate, the clamp plate lean on to public seat one side lower extreme is connected with the spring, the spring lower extreme is connected with the mounting, public seat includes baffle, hyoplastron, second terminal, the hyoplastron upper end is equipped with the first restriction groove of undercut, the second contact site has on the second terminal, the second contact site is arch upward structure and top and is located first restriction inslot. The utility model provides a connector structure, the structure is firm, has guaranteed to have stable electric connection between public seat and the female seat.

Description

Self-locking connector structure

Technical Field

The utility model relates to a connector technical field, concretely relates to from locking-type connector structure.

Background

Connectors are electromechanical components that connect electrical lines. The connector generally comprises a male socket and a female socket, wherein the female socket is provided with a socket, the male socket is provided with a plugging end, and the conductive terminals in the two modules are contacted with each other through the plugging and matching of the plugging end and the socket so as to realize the electrical connection between the two modules. In the connector structure in the prior art, the male seat is easy to loosen after being plugged, so that poor electric contact and other phenomena are caused.

SUMMERY OF THE UTILITY MODEL

To above problem, the utility model provides a pair of from locking-type connector structure, the structure is firm, has guaranteed to have stable electric connection between public seat and the female seat.

In order to achieve the above object, the present invention provides the following technical solutions:

a self-locking connector structure comprises a female seat and a male seat, wherein the male seat comprises an inner shell, a rear cover plate, a first terminal and a circuit board, the inner side of the inner shell is provided with an insertion groove, the first terminal comprises a welding part welded with the circuit board, a conductive part connected to the upper end of the welding part, a first contact part connected to one end of the conductive part and a guide part connected to one end of the first contact part, the first contact part is positioned at the upper end of the insertion groove and is of an arched downward structure, the rear cover plate is rotatably connected to one side of the male seat in a manner of leaning against, the lower end of one side of the male seat is connected with a spring in a manner of leaning against, the lower end of the spring is connected with a fixing part, the inner shell is provided with a fixing hole matched with the fixing part, the male seat comprises a baffle plate, a tongue plate and a second terminal, the second terminal is provided with a second contact part, the second contact part is of an arch-shaped upward structure, and the top end of the second contact part is located in the first limiting groove.

Specifically, a second limiting groove is formed in the bottom of the tongue plate, and a protrusion matched with the second limiting groove is arranged at the upper end of the pressing plate.

Specifically, the outer side of the inner shell is further sleeved with an electromagnetic shielding cover.

Specifically, the outer side surface of the electromagnetic shielding cover is further coated with a waterproof coating.

Specifically, the electromagnetic shield cover is provided with a avoiding hole, and the avoiding hole is located on the lower side of the fixing piece.

Specifically, the lower end of the electromagnetic shielding cover is further connected with a positioning column, and a positioning hole for inserting the positioning column is formed in the circuit board.

Specifically, the fixing piece is a bolt, and the fixing hole is a screw hole.

Specifically, the lower end of one side, close to the female seat, of the tongue plate is provided with an arc surface, and the upper end, close to one side of the male seat, of the pressing plate is provided with an arc surface.

The utility model has the advantages that:

the utility model discloses a connector structure has increased the first contact site that is arch downward structure on first terminal, increased one on the hyoplastron with first contact site complex first restriction groove, the hyoplastron inserts the back, good limiting action has, prevent not hard up, the structure is firm, guaranteed to have stable electric connection between public seat and the female seat, design into rotatable structure with clamp plate one end simultaneously, the other end increases a spring next time, can make the hyoplastron insert more easily, the electric contact stability of first terminal with the second terminal has further been guaranteed under the elastic action of spring after inserting.

Drawings

Fig. 1 is a schematic structural diagram of a self-locking connector structure of the present invention.

Fig. 2 is a schematic structural diagram of the first terminal of the present invention.

The reference signs are: the female housing 1, the inner housing 11, the rear cover plate 12, the first terminal 13, the soldering portion 131, the conductive portion 132, the first contact portion 133, the guide portion 134, the circuit board 14, the positioning hole 141, the male housing 2, the baffle 21, the tongue plate 22, the first limiting groove 221, the second limiting groove 222, the second terminal 23, the second contact portion 231, the pressing plate 3, the protrusion 31, the spring 4, the fixing member 5, the electromagnetic shielding cover 6, the avoiding hole 61, the positioning post 62, and the waterproof coating 7.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.

As shown in fig. 1-2:

a self-locking connector structure comprises a female seat 1 and a male seat 2, wherein the male seat 2 comprises an inner shell 11, a rear cover plate 12, a first terminal 13 and a circuit board 14, the inner side of the inner shell 11 is provided with an insertion groove, the first terminal 13 comprises a welding part 131 welded with the circuit board 14, a conductive part 132 connected to the upper end of the welding part 131, a first contact part 133 connected to one end of the conductive part 132, and a guide part 134 connected to one end of the first contact part 133, the first contact part 133 is positioned at the upper end of the insertion groove and is of an arch-shaped downward structure, the rear cover plate 12 is rotatably connected to one side of the male seat 2, a pressing plate 3 is further rotatably connected to one side of the male seat 2, in order to enable the male seat 2 to be more easily inserted into the insertion groove, the lower end of one side of the pressing plate 3 close to the male seat 2 is connected with a spring 4, the lower end, the upper end of the tongue plate 22 is provided with a first limiting groove 221 which is recessed downwards, the second terminal 23 is provided with a second contact portion 231, the second contact portion 231 is of an arched upward structure, the top end of the second contact portion 231 is located in the first limiting groove 221, and after the tongue plate 22 is inserted, the first contact portion 133 is abutted to the second contact portion 231 to achieve electrical connection between the first terminal 13 and the second terminal 23.

Preferably, in order to further improve the structural stability of the female socket 1 and the male socket 2 after the female socket and the male socket are plugged, and prevent the male socket 2 from loosening, the bottom of the tongue plate 22 is provided with a second limiting groove 222, and the upper end of the pressing plate 3 is provided with a protrusion 31 matched with the second limiting groove 222.

Preferably, in order to improve the electromagnetic shielding performance of the connector, an electromagnetic shielding cover 6 is further sleeved outside the inner housing 11, and the electromagnetic shielding cover 6 is made of a material with high electric conductivity, such as aluminum, copper, and the like.

Preferably, in order to improve the waterproof performance of the connector, the outer side surface of the electromagnetic shielding cover 6 is further coated with a waterproof coating 7.

Preferably, the electromagnetic shielding cover 6 is provided with an avoiding hole 61, and the avoiding hole 61 is located at the lower side of the fixing member 5.

Preferably, the lower end of the electromagnetic shielding cover 6 is further connected with a positioning column 62, and the circuit board 14 is provided with a positioning hole 141 for inserting the positioning column 62.

Preferably, because the spring 4 has an upward thrust to the pressing plate 3 on the upper side, when the male seat 2 needs to be pulled out, if the male seat 2 needs to be pulled out directly, the first contact portion 133 and the protrusion 31 limit the position, which is difficult to perform, at this time, in order to facilitate the user to pull out the male seat 2, the spring 4 is fixed at the lower end of the fixing member 5, the fixing member 5 is a bolt, the fixing hole is a screw hole, and the fixing member 5 and the spring 4 move down integrally by rotating the bolt, so that one end of the pressing plate 3 on the upper side moves down, and the male seat 2 is pulled out more easily.

Preferably, in order to facilitate the insertion of the tongue plate 22, the lower end of the tongue plate 22 close to the female seat 1 has an arc surface, and the upper end of the pressure plate 3 close to the male seat 2 has an arc surface.

The above embodiments only represent one embodiment of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A self-locking connector structure is characterized by comprising a female seat (1) and a male seat (2), wherein the male seat (2) comprises an inner shell (11), a rear cover plate (12), a first terminal (13) and a circuit board (14), the inner side of the inner shell (11) is provided with an insertion groove, the first terminal (13) comprises a welding part (131) welded with the circuit board (14), a conductive part (132) connected to the upper end of the welding part (131), a first contact part (133) connected to one end of the conductive part (132) and a guide part (134) connected to one end of the first contact part (133), the first contact part (133) is positioned at the upper end of the insertion groove and is of an arched downward structure, the rear cover plate (12) is rotatably connected with a pressing plate (3) close to one side of the male seat (2), the pressing plate (3) is connected with a spring (4) close to the lower end of one side of the male seat (2), the spring structure is characterized in that a fixing piece (5) is connected to the lower end of the spring (4), a fixing hole matched with the fixing piece (5) is formed in the inner shell (11), the male seat (2) comprises a baffle plate (21), a tongue plate (22) and a second terminal (23), a first limiting groove (221) which is recessed downwards is formed in the upper end of the tongue plate (22), a second contact portion (231) is arranged on the second terminal (23), the second contact portion (231) is of an arched upward structure, and the top end of the second contact portion (231) is located in the first limiting groove (221).

2. A self-locking connector structure according to claim 1, wherein a second limiting groove (222) is formed at the bottom of the tongue plate (22), and a protrusion (31) matched with the second limiting groove (222) is formed at the upper end of the pressure plate (3).

3. A self-locking connector structure according to claim 1, characterized in that an electromagnetic shield (6) is also sleeved outside the inner housing (11).

4. A self-locking connector structure according to claim 3, characterized in that the outer side of the electromagnetic shield (6) is further coated with a waterproof coating (7).

5. A self-locking connector structure according to claim 3, wherein the electromagnetic shielding cover (6) is provided with an avoiding hole (61), and the avoiding hole (61) is located at the lower side of the fixing member (5).

6. A self-locking connector structure according to claim 3, wherein the lower end of the electromagnetic shielding cover (6) is further connected with a positioning column (62), and the circuit board (14) is provided with a positioning hole (141) for the positioning column (62) to insert.

7. A self-locking connector structure according to claim 1, characterized in that the fixing piece (5) is a bolt and the fixing hole is a screw hole.

8. A self-locking connector structure according to claim 1, wherein the lower end of the tongue plate (22) near the female housing (1) has a circular arc surface, and the upper end of the pressure plate (3) near the male housing (2) has a circular arc surface.