CN212626393U

CN212626393U - High-power battery connector

Info

Publication number: CN212626393U
Application number: CN202021920202.5U
Authority: CN
Inventors: 倪晓和; 朱建光; 肖高; 刘晓旭; 陈罗
Original assignee: Wenzhou Guoye Electronic Technology Co ltd
Current assignee: China Aviation Optical Electrical Technology Co Ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-02-26
Anticipated expiration: 2030-09-04

Abstract

The utility model relates to a high-power battery connector, including public end assembly, female end assembly, public end assembly includes public end casing, contact pin, public end casing on be provided with the grafting chamber, the inner wall in grafting chamber on be provided with public end contact piece, the contact pin setting in the grafting intracavity, female end assembly include female end casing, with public end contact piece matched with conductive sleeve, with contact pin matched with contact shell fragment, female end casing on be provided with the grafting post with grafting chamber matched with, conductive sleeve parcel in the periphery of grafting post, the grafting post on be provided with and supply contact pin male jack, contact shell fragment set up in the jack, public end assembly and female end assembly when pegging graft mutually, conductive sleeve be connected with public end contact piece electricity, and the contact pin is connected with the contact shell fragment electricity. The utility model has the advantages of simple structure, stable performance, reliable connection, convenient assembly.

Description

High-power battery connector

Technical Field

The utility model relates to a connector technical field, concretely relates to a high-power battery connector for on new energy automobile.

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 existing high-power battery connector used for a new energy automobile is unreasonable in structural design, and the connection between a male end assembly and a female end assembly of the connector is unreliable, so that the high-power battery connector has the defects of complex structure, unreliable performance and unreliable connection.

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 high-power battery connector.

In order to achieve the above object, the present invention provides a high power battery connector, comprising a male end assembly and a female end assembly inserted into the male end assembly, wherein the male end assembly comprises a male end housing and a contact pin, the male end housing is provided with an insertion cavity, the inner wall of the insertion cavity is provided with a male end contact piece, the contact pin is arranged in the insertion cavity, the female end assembly comprises a female end housing, a conductive sleeve matched with the male end contact piece, and a contact spring piece matched with the contact pin, the female end housing is provided with an insertion post matched with the insertion cavity, the conductive sleeve is wrapped around the insertion post, the insertion post is provided with a jack into which the contact pin can be inserted, the contact spring piece is arranged in the jack, when the male end assembly is inserted into the female end assembly, the conductive sleeve is electrically connected with the male end contact piece, and the contact pin is electrically connected with the contact spring.

The beneficial effect of above-mentioned structure is: the contact elastic sheet which is contacted with the contact pin of the male end assembly is arranged in the jack of the female end assembly, so that the contact area of the contact elastic sheet and the contact pin is larger, the contact pressure is larger, the connection reliability of the connector is improved, and the connector has the advantages of simple structure, stable and reliable performance, reliable connection and convenience in assembly.

Particularly, one end of the conductive sleeve is provided with a leading-out part, a first wiring hole exposed outside the female end shell is arranged on the leading-out part, a wiring board electrically connected with the contact elastic piece is arranged in the female end shell, and a second wiring hole exposed outside the female end shell is arranged at one end of the wiring board. The lead-out part is arranged on the conductive sleeve, and the wiring board is electrically connected with the contact elastic sheet, so that the connector is convenient to wire and is more convenient to wire.

Particularly, the outer fringe department that corresponds the grafting post on the female end casing be provided with annular arch, be provided with a plurality of joint grooves on this annular arch respectively, the corresponding joint groove department in the male end casing be provided with the joint piece of looks adaptation, joint piece block in the joint groove, and constitute the joint cooperation of male end assembly and female end assembly. The male end shell and the female end shell are in clamping fit, so that the male end assembly and the female end assembly can be assembled conveniently, and the assembly efficiency of the connector can be improved.

Particularly, the conductive sleeve is provided with a clamping hole, the plug column is provided with a limiting block matched with the clamping hole, and the limiting block is clamped in the clamping hole and forms clamping matching of the plug column and the conductive sleeve. The conductive sleeve and the plug column are connected in a clamping matching mode, so that the conductive sleeve and the plug column are convenient to assemble, and the assembly efficiency of the connector is improved.

Particularly, the cross section of the contact spring plate is in a C shape, a plurality of arc-shaped contact pieces which are arranged at intervals are arranged on the middle part of the contact spring plate, and the arc-shaped contact pieces are respectively abutted against the peripheral wall of the contact pin. The arc-shaped contact piece which is inconsistent with the contact pin is arranged on the contact elastic piece, so that the contact pressure of the contact elastic piece and the contact pin can be enhanced, and the connection reliability of the connector can be improved.

Drawings

Fig. 1 is an exploded view of an embodiment of the present invention.

Fig. 2 is a front view of the embodiment of the present invention.

Fig. 3 is an internal structure diagram of the embodiment of the present invention.

Fig. 4 is an assembly view of the plug post and the conductive sleeve according to the embodiment of the present invention.

Fig. 5 is a perspective view of the conductive sleeve according to the embodiment of the present invention.

Fig. 6 is a perspective view of a contact spring according to an embodiment of the present invention.

Detailed Description

As shown in fig. 1 to 6, an embodiment of the present invention is a high power battery connector, including a male end assembly 10 and a female end assembly 20 inserted into the male end assembly 10, where the male end assembly 10 includes a male end housing 11 and a contact pin 12, the male end housing 11 is provided with an insertion cavity 111, the inner wall of the insertion cavity 111 is provided with a male end contact piece 13, the contact pin 12 is disposed in the insertion cavity 111, the female end assembly 20 includes a female end housing 21, a conductive sleeve 22 matched with the male end contact piece 13, and a contact spring 23 matched with the contact pin 12, the female end housing 21 is provided with an insertion post 211 matched with the insertion cavity 111, the conductive sleeve 22 wraps the periphery of the insertion post 211, the insertion post 211 is provided with a jack 212 for the insertion of the contact pin 12, the contact spring 23 is disposed in the jack 212, when the male end assembly 10 is inserted into the female end assembly 20, the conductive sleeve 22 is electrically connected with the male contact piece 13, and the contact pin 12 is electrically connected with the contact spring piece 23.

As shown in fig. 4, a lead portion 221 is provided at one end of the conductive sleeve 22, a first wiring hole 222 exposed outside the female housing 20 is provided in the lead portion 221, a wiring board 24 electrically connected to the contact spring piece 23 is provided in the female housing 20, and a second wiring hole 241 exposed outside the female housing 20 is provided at one end of the wiring board 24. The lead-out part is arranged on the conductive sleeve, and the wiring board is electrically connected with the contact elastic sheet, so that the connector is convenient to wire and is more convenient to wire. As shown in fig. 1, an annular protrusion 213 is disposed on the outer edge of the female housing 20 corresponding to the insertion column 211, a plurality of clamping grooves 214 are respectively disposed on the annular protrusion 213, adaptive clamping blocks 101 are disposed in the male housing 10 corresponding to the clamping grooves 214, the clamping blocks 101 are clamped in the clamping grooves 214, and the male assembly 10 and the female assembly 20 are in clamping fit. The male end shell and the female end shell are in clamping fit, so that the male end assembly and the female end assembly can be assembled conveniently, and the assembly efficiency of the connector can be improved.

As shown in fig. 4 and 5, the conductive sleeve 22 is provided with a locking hole 223, the insertion column 211 is provided with a limiting block 215 matched with the locking hole 223, and the limiting block 215 is clamped in the locking hole 223 to form a clamping fit between the insertion column 211 and the conductive sleeve 22. The conductive sleeve and the plug column are connected in a clamping matching mode, so that the conductive sleeve and the plug column are convenient to assemble, and the assembly efficiency of the connector is improved. As shown in fig. 6, the cross-sectional shape of the contact spring 23 is C-shaped, and a plurality of arc-shaped contact pieces 231 arranged at intervals are arranged on the middle portion of the contact spring 23, and the plurality of arc-shaped contact pieces 231 respectively contact against the peripheral wall of the pin 12. The arc-shaped contact piece which is inconsistent with the contact pin is arranged on the contact elastic piece, so that the contact pressure of the contact elastic piece and the contact pin can be enhanced, and the connection reliability of the connector can be improved.

The contact elastic sheet which is contacted with the contact pin of the male end assembly is arranged in the jack of the female end assembly, so that the contact area of the contact elastic sheet and the contact pin is larger, the contact pressure is larger, the connection reliability of the connector is improved, and the connector has the advantages of simple structure, stable and reliable performance, reliable connection and convenience in assembly.

Claims

1. The utility model provides a high-power battery connector, includes public end assembly, the female end assembly of pegging graft mutually with public end assembly, its characterized in that: the male end assembly comprises a male end shell and a contact pin, wherein a plug-in cavity is formed in the male end shell, a male end contact piece is arranged on the inner wall of the plug-in cavity, the contact pin is arranged in the plug-in cavity, the female end assembly comprises a female end shell, a conductive sleeve matched with the male end contact piece and a contact elastic sheet matched with the contact pin, a plug-in column matched with the plug-in cavity is arranged on the female end shell, the conductive sleeve is wrapped on the periphery of the plug-in column, a jack for the plug-in pin to insert is formed in the plug-in column, the contact elastic sheet is arranged in the jack, when the male end assembly is plugged with the female end assembly, the conductive sleeve is electrically connected with the male end contact piece, and the contact pin is electrically connected with the contact elastic sheet.

2. The high power battery connector of claim 1, wherein: one end of the conductive sleeve is provided with a leading-out part, a first wiring hole exposed outside the female end shell is arranged on the leading-out part, a wiring board electrically connected with the contact elastic sheet is arranged in the female end shell, and a second wiring hole exposed outside the female end shell is arranged at one end of the wiring board.

3. The high power battery connector according to claim 1 or 2, characterized in that: the female end casing on correspond the outer fringe department of grafting post and be provided with annular arch, be provided with a plurality of joint grooves on this annular arch respectively, the male end casing in correspond joint groove department and be provided with the joint piece of looks adaptation, joint piece block in the joint inslot, and constitute the joint cooperation of male end assembly and female end assembly.

4. The high power battery connector according to claim 1 or 2, characterized in that: the conductive sleeve on be provided with the card hole, the grafting post on be provided with card hole matched with stopper, the stopper block in the card hole, and constitute grafting post and conductive sleeve's joint cooperation.

5. The high power battery connector according to claim 1 or 2, characterized in that: the cross-sectional shape of contact shell fragment be the C type, and be provided with a plurality of interval arrangement's arc contact piece on the middle part of contact shell fragment, a plurality of arc contact pieces are contradicted respectively on the perisporium of contact pin.