CN215008667U

CN215008667U - Reverse-insertion-prevention connector

Info

Publication number: CN215008667U
Application number: CN202121684691.3U
Authority: CN
Inventors: 朱建春; 朱建慧; 瞿益远; 李雪银; 叶湖生; 王子林
Original assignee: Zhejiang Kuaili Electronic Corp
Current assignee: Zhejiang Kuaili Electronic Corp
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2021-12-03
Anticipated expiration: 2031-07-23

Abstract

The utility model relates to a prevent reverse plug connector, glue shell, a plurality of female terminal including public, a plurality of contact pins, female, the one end of contact pin have with the first grafting portion of female terminal matched with, the other end of contact pin circuit board matched with second grafting portion has, the one end of female terminal have with first grafting portion matched with grafting portion, the other end of female terminal have with external conductor matched with crimping portion, female glue the punishment between the crimping portion that corresponds a plurality of female terminals on the shell and do not be provided with the baffle, public both sides department of gluing the shell in corresponding the female respectively be provided with the direction inclined plane, the both sides of gluing the shell of female on be provided with respectively with and lead inclined plane matched with conflict inclined plane, conflict inclined plane can be along the reciprocal slip of direction inclined plane, and constitute the joint cooperation of public gluey shell and female gluey shell. The utility model has the advantages of simple structure, stable performance, reliable connection, convenient assembly.

Description

Reverse-insertion-prevention connector

Technical Field

The utility model relates to a connector technical field, concretely relates to prevent reverse plug 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 comprises a male end assembly and a female end assembly, wherein the male end assembly comprises a male rubber shell and a male terminal arranged in the male rubber shell, the female terminal assembly comprises a female rubber shell and a female terminal arranged in the female rubber shell and matched with the male terminal, however, the structural design of the existing connector is unreasonable, the connector does not have the function of preventing reverse insertion, the male end assembly and the female end assembly are easily reversely inserted, so that the male end assembly and the female end assembly are mistakenly inserted, and the connector also has the defects of complicated structure, unreliable performance, unreliable connection and inconvenient assembly.

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, the assembly is convenient prevent reverse plug connector.

In order to achieve the above object, the present invention provides an anti-reverse-plugging connector, which comprises a male plastic shell, a plurality of contact pins respectively arranged in the male plastic shell, a female plastic shell matched with the male plastic shell, and a plurality of female terminals respectively arranged in the female plastic shell and matched with the plurality of contact pins, wherein one end of each contact pin is provided with a first plugging portion matched with the female terminal, the other end of each contact pin is provided with a second plugging portion matched with a circuit board, one end of each female terminal is provided with a plugging portion matched with the first plugging portion, the other end of each female terminal is provided with a crimping portion matched with an external wire, the female plastic shell is respectively provided with a partition board between the crimping portions corresponding to the plurality of female terminals, the male plastic shell is respectively provided with a guiding inclined plane at two sides corresponding to the female plastic shell, the two sides of the female plastic shell are respectively provided with an inclined plane matched with the guiding inclined planes, the conflict inclined plane can be along direction inclined plane reciprocating sliding, and constitute the joint cooperation of public gluey shell and female gluey shell.

The beneficial effect of above-mentioned structure is: the female shell of gluing corresponds the department between a plurality of female terminals and is provided with the baffle respectively, and the baffle can increase creepage distance to be favorable to improving the operational reliability of this connector, and be provided with in the public shell of gluing with female shell of gluing matched with direction inclined plane, thereby can avoid public shell of gluing and female shell of gluing to insert conversely, can avoid public shell of gluing and female shell of gluing to peg graft by mistake, thereby this connector has simple structure, stable performance is reliable, connect reliable, the convenient advantage of assembly.

Particularly, the inserting part of the female terminal is provided with two symmetrically arranged clamping elastic sheets, an inserting cavity is formed between the two clamping elastic sheets, and the first inserting part of the contact pin is inserted in the inserting cavity and forms clamping fit of the first inserting part and the inserting part. The inserting part is provided with a clamping elastic sheet matched with the contact pin, so that the contact pin and the female terminal can be connected more compactly.

Particularly, the inserting part is provided with an anti-falling limiting sheet, a limiting hole is formed in the position, corresponding to the anti-falling limiting sheet, of the mother rubber shell, the anti-falling limiting sheet is inserted into the limiting hole, and the inserting part is in limiting fit with the mother rubber shell. The plug-in part is connected with the female rubber shell in a limiting matching mode, so that the plug-in part of the female terminal is more compact in connection with the female rubber shell, and the female terminal can be prevented from loosening and falling.

Drawings

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

Fig. 2 is an exploded view of an embodiment of the present invention.

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

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

Detailed Description

As shown in fig. 1 to 4, an embodiment of the present invention is an anti-reverse-plugging connector, including a male plastic shell 10, a plurality of pins 11 respectively disposed in the male plastic shell 10, a female plastic shell 20 matched with the male plastic shell 10, and a plurality of female terminals 21 respectively disposed in the female plastic shell 20 and matched with the plurality of pins 11, wherein one end of each pin 11 has a first plugging portion 111 matched with the female terminal 21, the other end of each pin 11 has a second plugging portion 112 matched with a circuit board, one end of each female terminal 21 has a plugging portion 211 matched with the first plugging portion 111, the other end of each female terminal 21 has a crimping portion 212 matched with an external wire, a partition 201 is respectively disposed between the crimping portions 212 corresponding to the plurality of female terminals 21 on the female plastic shell 20, guide slopes 101 are respectively disposed at two sides corresponding to the female plastic shell 20 in the male plastic shell 10, female gluey shell 20 both sides on be provided with respectively with direction inclined plane 101 matched with conflict inclined plane 202, conflict inclined plane 202 can be along direction inclined plane 101 reciprocating sliding, and constitute the joint cooperation of public gluey shell 10 and female gluey shell 20.

The inserting part 211 of the female terminal 21 is provided with two symmetrically arranged clamping spring pieces 213, an inserting cavity 210 is formed between the two clamping spring pieces 213, and the first inserting part 111 of the inserting pin 11 is inserted in the inserting cavity 210 and forms clamping fit of the first inserting part 111 and the inserting part 211. The inserting part is provided with a clamping elastic sheet matched with the contact pin, so that the contact pin and the female terminal can be connected more compactly.

The inserting part 211 is provided with an anti-falling limiting sheet 214, a limiting hole 203 is formed in the position, corresponding to the anti-falling limiting sheet 214, of the masterbatch shell 20, the anti-falling limiting sheet 214 penetrates through the limiting hole 203, and the inserting part 211 is in limiting fit with the masterbatch shell 20. The plug-in part is connected with the female rubber shell in a limiting matching mode, so that the plug-in part of the female terminal is more compact in connection with the female rubber shell, and the female terminal can be prevented from loosening and falling.

The female shell of gluing corresponds the department between a plurality of female terminals and is provided with the baffle respectively, and the baffle can increase creepage distance to be favorable to improving the operational reliability of this connector, and be provided with in the public shell of gluing with female shell of gluing matched with direction inclined plane, thereby can avoid public shell of gluing and female shell of gluing to insert conversely, can avoid public shell of gluing and female shell of gluing to peg graft by mistake, thereby this connector has simple structure, stable performance is reliable, connect reliable, the convenient advantage of assembly.

Claims

1. The utility model provides an anti-reverse plug connector, includes public gluey shell, a plurality of contact pin that sets up respectively in public gluey shell, glue shell, a plurality of setting respectively in the female shell of gluing and with a plurality of contact pin matched with female terminal, its characterized in that with public gluey shell matched with female gluey shell, a plurality of: the one end of contact pin have with female terminal matched with first grafting portion, the other end of contact pin have circuit board matched with second grafting portion, the one end of female terminal have with first grafting portion matched with grafting portion, the other end of female terminal have with outside wire matched with crimping portion, female gluey shell on correspond a plurality of female terminal crimping portion between punishment do not be provided with the baffle, the public both sides department of gluing the shell in corresponding female gluey shell be provided with the direction inclined plane respectively, the both sides of female gluey shell on be provided with respectively with direction inclined plane matched with conflict inclined plane, conflict inclined plane can be along leading inclined plane reciprocating sliding, and constitute the joint cooperation of public gluey shell and female gluey shell.

2. The anti-reverse-insertion connector according to claim 1, characterized in that: the inserting part of the female terminal is provided with two symmetrically arranged clamping elastic sheets, an inserting cavity is formed between the two clamping elastic sheets, and the first inserting part of the inserting needle is inserted into the inserting cavity and forms clamping fit of the first inserting part and the inserting part.

3. The reverse-insertion-prevention connector according to claim 1 or 2, characterized in that: the inserting part is provided with an anti-falling limiting sheet, a limiting hole is formed in the position, corresponding to the anti-falling limiting sheet, of the masterbatch shell, the anti-falling limiting sheet is inserted into the limiting hole, and the inserting part is in limiting fit with the masterbatch shell.