CN211789668U

CN211789668U - Plug-in type connector

Info

Publication number: CN211789668U
Application number: CN202020973033.5U
Authority: CN
Inventors: 朱建春; 朱建慧; 瞿益远; 李雪银; 叶湖生; 王金珠
Original assignee: Zhejiang Kuaili Electronic Corp
Current assignee: Zhejiang Kuaili Electronic Corp
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2020-10-27
Anticipated expiration: 2030-06-01

Abstract

The utility model relates to a plug-in connector, including public shell, public terminal, female shell, female terminal of gluing, the one end of public terminal has the grafting portion that cross sectional shape is the waist type, and the other end of public terminal has the line ball portion that is connected with external conductor, the one end of female terminal joint portion that has pegged graft mutually with the grafting, the joint portion on be provided with square spliced eye, square spliced eye in the both sides that correspond grafting portion be provided with contact shell fragment, contact lug respectively, grafting portion peg graft when in square spliced eye, contact shell fragment, contact lug contradict respectively on the both sides of grafting portion, and constitute the joint cooperation of public terminal and female terminal, the other end of female terminal have the portion of compressing and connecting that is connected with the wire. The utility model has the advantages of simple structure, stable performance, reliable connection, convenient assembly.

Description

Plug-in type connector

Technical Field

The utility model relates to a connector technical field, concretely relates to plug-in type connector.

Background

A connector is a device that connects two active devices and is used to transmit current or signals. The main matching fields of the electric connector comprise traffic, communication, network, IT, medical treatment, household appliances and the like, and the development of the connector technology is strongly dragged due to the rapid development of the product technical level and the rapid growth of the market in the matching fields. To date, connectors have been developed into products with various categories, various specifications, various structural styles, fine professional directions, obvious industrial characteristics, and standardized standard systems. The connector includes public gluey shell, set up public terminal, the female shell of gluing in public gluey shell, set up in the female shell of gluing and with public terminal matched with female terminal, however, the structural design of current connector is unreasonable, and public gluey shell and female gluey shell are when mutually supporting, and the public terminal is unreliable with being connected between the female terminal, produces the hidden danger of instantaneous break easily to this connector still has the defect that the structure is complicated, the performance is unreliable, connect unreliable, the assembly is not convenient.

Disclosure of Invention

An object of the utility model is to overcome prior art's defect, provide a simple structure, stable performance are reliable, connect reliable, assemble convenient plug-in connector.

In order to achieve the above purpose, the utility model adopts a plug-in type connector, which comprises a male rubber shell, a male terminal arranged in the male rubber shell, a female rubber shell matched with the male rubber shell, and a female terminal arranged in the female rubber shell, one end of the male terminal is provided with a plug-in part with a waist-shaped section, the other end of the male terminal is provided with a wire pressing part connected with an external lead, one end of the female terminal is provided with a clamping part which is spliced with the splicing part, the clamping part is provided with a square splicing hole, the two sides of the square inserting hole corresponding to the inserting part are respectively provided with a contact elastic sheet and a contact convex block, when the plug part is plugged in the square plug hole, the contact spring sheet and the contact lug respectively abut against the two sides of the plug part, and constitute the joint cooperation of public terminal and female terminal, the other end of female terminal press the portion of connecting that is connected with the wire.

The beneficial effect of above-mentioned structure is: be provided with contact shell fragment, contact lug respectively in the joint portion of female terminal, female terminal adopts shell fragment formula joint mode with public terminal to be connected, thereby can play the effect of the extraction power of increase public terminal, thereby public terminal is compacter with female terminal's being connected, and public terminal, female terminal can be respectively with the wire crimping, thereby can realize the function that this connector line is connected to the line, thereby this connector has simple structure, stable performance is reliable, connect reliable, the convenient advantage of assembly.

Particularly, an inclined guide piece is arranged at one end of the contact elastic piece, a bending piece is arranged at the other end of the contact elastic piece, the inclined guide piece is in transitional connection with the inclined guide piece, and a bending part capable of abutting against the insertion part is formed between the inclined guide piece and the bending piece. The inclined guide sheet can play a role in reducing the insertion force of the male terminal, and the bending part can play a role in increasing the extraction force of the male terminal, so that the connector has the functions of small insertion force and large extraction force.

Particularly, the male rubber shell is provided with a male end locking piece used for locking the male terminal, and the female rubber shell is provided with a female end locking piece used for locking the female terminal. The male end locking piece and the female end locking piece can prevent the male terminal and the female terminal from loosening and falling off, so that the reliability of the work of the connector is improved.

Particularly, the one end of public end latch fitting have the jam plate, be provided with the lockhole on the jam plate, public outer wall of gluing the shell on be provided with the checkpost, the lockhole block on the checkpost and constitute the joint cooperation of public end latch fitting and public gluey shell, the other end of public end latch fitting spacing piece has, the public terminal on be provided with spacing piece of matched with anticreep spacing piece, spacing piece conflict on the spacing piece of anticreep and constitute the spacing cooperation of public end latch fitting and public terminal. Male end latch fitting and public gluey shell adopt the joint cooperation to be convenient for male end latch fitting and the assembly of public gluey shell, assembly efficiency is higher.

Particularly, the one end of female end latch fitting have the cardboard, be provided with the card hole on this cardboard, the outer wall of female gluey shell on be provided with the fixture block, card hole block just constitute the joint cooperation of female gluey shell and female end latch fitting on the fixture block, the other end of female end latch fitting have the roof, female terminal on be provided with roof matched with spacer, the roof conflict on the spacer and constitute the spacing cooperation of female end latch fitting and female terminal. Female end latch fitting adopts joint complex mode to be connected with female gluey shell to the assembly of female end latch fitting and female gluey shell of being convenient for is favorable to improving the assembly efficiency of this connector.

Particularly, the outer wall of the female rubber shell is symmetrically provided with two buckling plates, one end of each buckling plate is provided with a pressing part, the male rubber shell is provided with a convex block corresponding to each buckling plate, the other end of each buckling plate is provided with a clamping groove matched with the convex block, and the clamping grooves are clamped on the convex blocks and form clamping matching of the male rubber shell and the female rubber shell. The male rubber shell and the female rubber shell are connected in a double-buckle structure mode, so that the male rubber shell and the female rubber shell can be connected more compactly.

Drawings

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

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a perspective view of a male terminal according to the present invention.

Fig. 4 is a perspective view of the female terminal of the present invention.

Detailed Description

As shown in fig. 1 to 4, an embodiment of the present invention is a plug-in connector, including a male plastic housing 10, a male terminal 11 disposed in the male plastic housing 10, a female plastic housing 20 matched with the male plastic housing 10, and a female terminal 21 disposed in the female plastic housing 20, wherein one end of the male terminal 11 has a plug portion 111 with a waist-shaped cross section, the other end of the male terminal 11 has a wire pressing portion 112 connected with an external wire, one end of the female terminal 21 has a clip portion 211 plugged with the plug portion 111, the clip portion 211 is provided with a square plug hole 212, two sides of the square plug hole 212 corresponding to the plug portion 111 are respectively provided with a contact spring 213 and a contact bump 214, when the plug portion 111 is plugged in the square plug hole 212, the contact spring 213 and the contact bump 214 respectively abut against two sides of the plug portion 111, and form a snap fit between the male terminal 11 and the female terminal 21, the other end of the female terminal 21 has a press-connection portion 215 connected to a lead wire. One end of the contact spring piece 213 is provided with an inclined guide piece 216, the other end of the contact spring piece 213 is provided with a bending piece 217, the inclined guide piece 216 is in transitional connection with the inclined guide piece 217, and a bending part 218 capable of abutting against the insertion part 111 is formed between the inclined guide piece 216 and the bending piece 217. The inclined guide sheet can play a role in reducing the insertion force of the male terminal, and the bending part can play a role in increasing the extraction force of the male terminal, so that the connector has the functions of small insertion force and large extraction force. The outer wall of the female rubber shell 20 is symmetrically provided with two buckling plates 201, one end of each buckling plate 201 is provided with a pressing part 202, the male rubber shell 10 is provided with a convex block 101 corresponding to each buckling plate 201, the other end of each buckling plate 201 is provided with a clamping groove 203 matched with the convex block 101, and the clamping groove 203 is clamped on the convex block 101 and forms clamping matching of the male rubber shell 10 and the female rubber shell 20. The male rubber shell and the female rubber shell are connected in a double-buckle structure mode, so that the male rubber shell and the female rubber shell can be connected more compactly.

As shown in fig. 1 and 2, the male plastic shell 10 is provided with a male end lock 12 for locking a male terminal 11, and the female plastic shell 20 is provided with a female end lock 22 for locking a female terminal 21. The male end locking piece and the female end locking piece can prevent the male terminal and the female terminal from loosening and falling off, so that the reliability of the work of the connector is improved. Public end latch fitting 12 one end have jam plate 121, be provided with lockhole 122 on the jam plate 121, public outer wall of gluing shell 10 on be provided with checkpost 102, lockhole 122 block on checkpost 102 and constitute public end latch fitting 12 and the public joint cooperation of gluing shell 10, public end latch fitting 12's the other end spacing piece 123 has, public terminal 11 on be provided with spacing piece 123 matched with anticreep spacing piece 113, spacing piece 123 conflict on spacing piece 113 of anticreep and constitute public end latch fitting 12 and the spacing cooperation of public terminal 11. Male end latch fitting and public gluey shell adopt the joint cooperation to be convenient for male end latch fitting and the assembly of public gluey shell, assembly efficiency is higher. Female end latch fitting 22's one end cardboard 221 has, be provided with card hole 222 on this cardboard 221, the outer wall of female rubber shell 20 on be provided with fixture block 204, card hole 222 block just constitute the joint cooperation of female rubber shell 20 and female end latch fitting 22 on fixture block 204, female end latch fitting 22's the other end roof 223 has, female terminal 21 on be provided with roof 223 matched with spacer 219, roof 223 contradict on spacer 219 and constitute the spacing cooperation of female end latch fitting 22 and female terminal 21. Female end latch fitting adopts joint complex mode to be connected with female gluey shell to the assembly of female end latch fitting and female gluey shell of being convenient for is favorable to improving the assembly efficiency of this connector.

Be provided with contact shell fragment, contact lug respectively in the joint portion of female terminal, female terminal adopts shell fragment formula joint mode with public terminal to be connected, thereby can play the effect of the extraction power of increase public terminal, thereby public terminal is compacter with female terminal's being connected, and public terminal, female terminal can be respectively with the wire crimping, thereby can realize the function that this connector line is connected to the line, thereby this connector has simple structure, stable performance is reliable, connect reliable, the convenient advantage of assembly.

Claims

1. The utility model provides a plug-in type connector, includes public gluey shell, set up public terminal in public gluey shell, glue shell matched with female with public, set up the female terminal in female gluey shell, its characterized in that: the one end of public terminal have the grafting portion that cross sectional shape is the waist type, the other end of public terminal has the line ball portion that is connected with external conductor, the one end of female terminal have the joint portion of pegging graft mutually with the grafting, the joint portion on be provided with square spliced eye, square spliced eye in correspond the both sides of grafting portion and be provided with contact shell fragment, contact convex block respectively, grafting portion when in square spliced eye, contact shell fragment, contact convex block contradict respectively on the both sides of grafting portion, and constitute the joint cooperation of public terminal and female terminal, the other end of female terminal have the compression joint portion that is connected with the wire.

2. A plug-type connector according to claim 1, characterized in that: one end of the contact elastic sheet is provided with an inclined guide sheet, the other end of the contact elastic sheet is provided with a bending sheet, the inclined guide sheet is in transitional connection with the inclined guide sheet, and a bending part capable of abutting against the insertion part is formed between the inclined guide sheet and the bending sheet.

3. Plug connector according to claim 1 or 2, characterized in that: public gluey shell on be provided with the public end latch fitting that is used for locking the public terminal, female gluey shell on be provided with the female end latch fitting that is used for locking the female terminal.

4. A plug-type connector according to claim 3, characterized in that: public end latch fitting's one end have the jam plate, be provided with the lockhole on the jam plate, public outer wall of gluing the shell on be provided with the checkpost, the lockhole block on the checkpost and constitute public end latch fitting and the public joint cooperation of gluing the shell, the other end of public end latch fitting spacing piece has, the public terminal on be provided with spacing piece of matched with anticreep spacing piece, spacing piece conflict on the spacing piece of anticreep and constitute the spacing cooperation of public end latch fitting and public terminal.

5. A plug-type connector according to claim 3, characterized in that: female end latch fitting's one end cardboard has, be provided with the card hole on this cardboard, the outer wall of female gluey shell on be provided with the fixture block, card hole block on the fixture block and constitute the joint cooperation of female gluey shell and female end latch fitting, the other end of female end latch fitting roof has, female terminal on be provided with roof matched with spacer, the roof conflict on the spacer and constitute the spacing cooperation of female end latch fitting and female terminal.

6. Plug connector according to claim 1 or 2, characterized in that: the outer wall of the female rubber shell is symmetrically provided with two buckling plates, one end of each buckling plate is provided with a pressing part, the male rubber shell is provided with a convex block corresponding to each buckling plate, the other end of each buckling plate is provided with a clamping groove matched with the convex block, and the clamping grooves are clamped on the convex blocks and form clamping matching of the male rubber shell and the female rubber shell.