CN219350813U

CN219350813U - Plug-in type connector

Info

Publication number: CN219350813U
Application number: CN202320597816.1U
Authority: CN
Inventors: 季育文; 陈浙海; 余博; 余云云; 季丽珍; 吴晓金
Original assignee: Zhejiang Lianhe Electronics Co ltd
Current assignee: Zhejiang Lianhe Electronics Co ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-07-14
Anticipated expiration: 2033-03-22

Abstract

The utility model relates to a plug-in type connector, which comprises a rubber shell and a plurality of terminal plates respectively arranged in the rubber shell, wherein one end of each terminal plate is provided with two contact spring plates which extend out of the rubber shell and are symmetrically distributed, each contact spring plate is provided with a cambered surface bulge limiting part, each contact spring plate is provided with an insertion guide inclined plane in transitional connection with the cambered surface bulge limiting part, and the other end of each terminal plate is provided with a wire pressing part in press connection with an external wire. The utility model has the advantages of simple structure, stable and reliable performance, reliable connection and convenient assembly.

Description

Plug-in type connector

Technical Field

The utility model relates to the technical field of connectors, in particular to a high-stability connector.

Background

A connector is a device that connects two active devices and is used to transmit current or signals. The main mating fields of the electric connector include traffic, communication, network, IT, medical treatment, household appliances and the like, and the rapid development of the product technology level and the rapid growth of the market thereof in the mating fields strongly pull the development of the connector technology. Up to now, connectors have been developed into a series and specialization of products with complete product types, rich variety specifications, various structural types, subdivision in specialized directions, obvious industrial features, and standard system specifications. The existing connector is inserted into the circuit board, the insertion force is too large, the extraction force is too small, and the connector is not reliably connected with the circuit board.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the plug-in type connector which has the advantages of simple structure, stable and reliable performance, reliable connection and convenient assembly.

In order to achieve the above purpose, the utility model adopts a plug-in connector, which comprises a rubber shell and a plurality of terminal pieces respectively arranged in the rubber shell, wherein one end of each terminal piece is provided with two contact spring pieces which extend outside the rubber shell and are symmetrically distributed, each contact spring piece is provided with a cambered surface bulge limiting part, each contact spring piece is provided with an insertion guide inclined plane in transitional connection with the cambered surface bulge limiting part, and the other end of each terminal piece is provided with a wire pressing part in press connection with an external wire.

The beneficial effects of the structure are as follows: the cambered surface protruding limiting part is arranged on the contact spring plate of the terminal plate, the extraction force of the terminal plate can be increased by the cambered surface protruding limiting part, the anti-loosening effect can be achieved, the connection between the terminal plate and the circuit board can be ensured to be more compact and reliable, the insertion force of the terminal plate can be reduced by the guide inclined plane, and therefore the terminal plate and the circuit board can be conveniently inserted. Therefore, the connector has the characteristics of small insertion force and large extraction force, and has the advantages of simple structure, stable and reliable performance, reliable connection and convenient assembly.

Particularly, the terminal plate is provided with an anti-falling limiting plate, a limiting hole is formed in the rubber shell, a guide inclined plane is formed in one side of the rubber shell corresponding to the limiting hole, and the anti-falling limiting plate can slide into the limiting hole along the guide inclined plane and is matched with the rubber shell in a clamping way. The anti-falling limiting piece is clamped in the limiting hole of the rubber shell, so that the extraction force of the terminal piece can be increased, the terminal piece is connected with the rubber shell more compactly, the guide inclined surface can play a guide role on the terminal piece, the insertion force of the terminal piece can be reduced, and the terminal piece and the rubber shell are assembled conveniently.

Particularly, the rubber shell is provided with a heat dissipation and ventilation groove at the contact spring piece corresponding to the plurality of terminal pieces. When the connector is inserted on the circuit board, the heat dissipation and ventilation groove can play a role in heat dissipation.

Particularly, isolation convex strips are respectively arranged between the line pressing parts of the plurality of terminal plates on the rubber shell. The insulation convex strips can increase the insulation distance between the line pressing parts of the terminals, thereby being beneficial to improving the working reliability of the connector.

Particularly, the terminal plate is provided with two limit plates which are symmetrically distributed, the limit plates are abutted in the rubber shell, and limit matching of the limit plates and the rubber shell is formed. Be provided with spacing piece on the terminal piece, when terminal piece and the assembly of gluing the shell, when spacing piece contradicted in gluing the shell, the terminal piece can be put in place with gluing the assembly of shell, can guarantee that the assembly of terminal piece and gluing the shell is compacter.

Drawings

Fig. 1 is a perspective view of an embodiment of the present utility model.

Fig. 2 is an exploded view of an embodiment of the present utility model.

Fig. 3 is a cross-sectional view of an embodiment of the present utility model.

Detailed Description

As shown in fig. 1 to 3, an embodiment of the present utility model is a plug-in connector, which includes a rubber housing 10 and a plurality of terminal pieces 11 respectively disposed in the rubber housing 10, one end of the terminal piece 11 has two contact spring pieces 111 extending outside the rubber housing 10 and symmetrically distributed, the two contact spring pieces 111 are respectively provided with an arc surface protrusion limiting portion 112, the two contact spring pieces 111 are respectively provided with an insertion guiding inclined plane 113 in transitional connection with the arc surface protrusion limiting portion 112, and the other end of the terminal piece 11 is provided with a wire pressing portion 114 in press connection with an external wire 20. The terminal plate 11 on have the spacing piece 115 of anticreep, the gluey shell 10 in be provided with spacing hole 101, gluey shell 10 in correspond spacing hole 101 one side have the direction inclined plane 102, the spacing piece 115 of anticreep can slide to in the spacing hole 101 along the direction inclined plane 102, and constitute the joint cooperation of the spacing piece 115 of anticreep and gluey shell 10. The anti-falling limiting piece is clamped in the limiting hole of the rubber shell, so that the extraction force of the terminal piece can be increased, the terminal piece is connected with the rubber shell more compactly, the guide inclined surface can play a guide role on the terminal piece, the insertion force of the terminal piece can be reduced, and the terminal piece and the rubber shell are assembled conveniently. The rubber shell 10 is provided with heat dissipation and ventilation grooves 103 at the contact spring plates 111 corresponding to the plurality of terminal plates 11. When the connector is inserted on the circuit board, the heat dissipation and ventilation groove can play a role in heat dissipation. Isolation convex strips 104 are respectively arranged between the pressing line parts 114 of the rubber shell 10 corresponding to the plurality of terminal plates 11. The insulation convex strips can increase the insulation distance between the line pressing parts of the terminals, thereby being beneficial to improving the working reliability of the connector. The terminal plate 11 is provided with two limit plates 116 which are symmetrically distributed, the limit plates 116 are abutted in the rubber shell 10, and limit fit between the limit plates 116 and the rubber shell 10 is formed. Be provided with spacing piece on the terminal piece, when terminal piece and the assembly of gluing the shell, when spacing piece contradicted in gluing the shell, the terminal piece can be put in place with gluing the assembly of shell, can guarantee that the assembly of terminal piece and gluing the shell is compacter.

The cambered surface protruding limiting part is arranged on the contact spring plate of the terminal plate, the extraction force of the terminal plate can be increased by the cambered surface protruding limiting part, the anti-loosening effect can be achieved, the connection between the terminal plate and the circuit board can be ensured to be more compact and reliable, the insertion force of the terminal plate can be reduced by the guide inclined plane, and therefore the terminal plate and the circuit board can be conveniently inserted. Therefore, the connector has the characteristics of small insertion force and large extraction force, and has the advantages of simple structure, stable and reliable performance, reliable connection and convenient assembly.

Claims

1. The utility model provides a plug-in type connector, includes gluey shell, a plurality of terminal piece that set up respectively in gluey shell, its characterized in that: the terminal plate one end have extend outside the rubber shell and two contact shell fragment of symmetric distribution, two contact shell fragment on have cambered surface protruding spacing portion respectively, two contact shell fragment on have respectively with cambered surface protruding spacing portion transitional coupling insert the direction inclined plane, the terminal plate other end have with the line ball portion of outside wire looks crimping.

2. The plug connector of claim 1, wherein: the terminal plate on have anticreep spacing piece, the gluey shell in be provided with spacing hole, gluey shell in correspond spacing hole one side and have the direction inclined plane, anticreep spacing piece can slide to spacing downthehole along the direction inclined plane, and constitute the joint cooperation of anticreep spacing piece and gluey shell.

3. Plug-in connector according to claim 1 or 2, characterized in that: and a heat dissipation and ventilation groove is arranged on the rubber shell corresponding to the contact spring piece of the plurality of terminal pieces.

4. Plug-in connector according to claim 1 or 2, characterized in that: isolation convex strips are respectively arranged between the line pressing parts of the corresponding plurality of terminal plates on the rubber shell.

5. Plug-in connector according to claim 1 or 2, characterized in that: the terminal plate is provided with two limit plates which are symmetrically distributed, the limit plates are abutted in the rubber shell and form limit fit of the limit plates and the rubber shell.