TWI636624B - Contact and electrical connector with the same - Google Patents

Abstract

The present invention relates to a conductive terminal having a body portion extending forward from the body portion The contact arm and the tail portion extending rearward from the main body portion further include a protection arm integrally connected to the main body portion, and the protection arm is located on a non-butting side of the contact arm.

Description

Conductive terminal and electrical connector having the same

The invention relates to a conductive terminal, in particular to a conductive terminal with simple structure and reliability and an electrical connector having the same.

Conventional conductive terminals are generally provided with a protective layer on the outer side for enhancing their reliability, and the conventional protective layer and the conductive terminal are separately provided and need to be riveted to combine the two, which not only increases the additional material cost, but also Riveting assembly is also required between the two.

In view of this, it is indeed necessary to further improve the conventional conductive terminals to solve the above problems.

It is an object of the present invention to provide a conductive terminal having a simple and reliable structure and an electrical connector having the same.

In order to achieve the above object, the present invention provides a conductive terminal having a body portion, a contact arm extending forward from the body portion, and a tail portion extending rearward from the body portion, the body portion having a pair of opposite portions And a connecting portion connecting the one ends of the pair of bases, the contact arm is connected to the corresponding base, the conductive terminal further has a protection arm integrally connected with the main body portion, and the protection arm is located at the non-docking of the contact arm side.

As a further improvement of the present invention, the aforementioned conductive terminal has one of opposite positions The pair of protective arms and the pair of protective arms located outside the respective contact arms are respectively connected to the corresponding bases.

As a further improvement of the present invention, the front body portion further has a pair of extension portions respectively connected to the corresponding base portions, and the protection arms extend forward from the front ends of the corresponding extension portions.

As a further improvement of the present invention, the pair of extension portions are respectively folded outward from the open end of the corresponding base portion and formed in a reverse direction.

As a further improvement of the present invention, the length of extension of the pair of extension portions in the height direction is different to be inserted into the corresponding insulating body in a predetermined direction.

As a further improvement of the present invention, the main body portion is provided with a positioning structure for holding and positioning with the insulating body, wherein one of the extending portions is provided with a first receiving portion forming the positioning structure.

According to a further improvement of the present invention, the first receiving portion is disposed in the extending portion and has a longer extending length, and the corresponding base portion of the inner portion of the extending portion is provided with a second receiving portion, the first receiving portion and the first receiving portion The two receiving portions are correspondingly disposed to form the aforementioned positioning structure.

As a further improvement of the present invention, the front side of one of the extension portions having a longer extension length is provided with an inclined extending guide surface.

To achieve the above object, the present invention also provides an electrical connector having the conductive terminal and an insulating body that fixes the conductive terminal.

Compared with the prior art, the conductive terminal of the present invention has a simple and reliable structure, can effectively prevent excessive insertion or external shock and is easy to manufacture.

1‧‧‧Insulating body

2‧‧‧Electrical terminals

21‧‧‧ Main body

211‧‧‧ base

212‧‧‧Connecting Department

213‧‧‧Extension

2130‧‧‧ Guide surface

214‧‧‧ Positioning structure

2141‧‧‧First Housing Department

2142‧‧‧ Second Housing Department

22‧‧‧Contact arm

220‧‧‧Dock space

221‧‧‧Contacts

23‧‧‧ tail

24‧‧‧protective arm

The first figure is a schematic perspective view of a conductive terminal of the present invention.

The second to third figures are views of another perspective view of the conductive terminals shown in the first figure.

The fourth figure is a front view of the conductive terminal shown in the second figure.

The fifth figure is a schematic cross-sectional view of the electrical connector shown in the first figure, which is mounted on the insulative housing to form the electrical connector of the present invention.

Referring to the first to fourth figures, the conductive terminal 2 of the present invention includes the main body portion 21, a contact arm 22 extending forward from the main body portion 21, and a tail portion extending rearward from the main body portion 21. twenty three. The conductive terminal 2 further has a protective arm 24 integrally connected to the main body portion 21. The protective arm 24 is located on the non-butting side of the contact arm 22, and has the same configuration as the contact arm 22. The contact arm 22 has a mating side that is in contact with a mating terminal (not shown) and the non-butting side that is disposed opposite the mating side.

In the embodiment, the conductive terminal 2 has a pair of the contact arms 22 and a pair of the protection arms 24 located outside the corresponding contact arms 22, and the protection arm 24 has the same configuration as the corresponding contact arms. Both of them are cantilevered. When the contact arm 22 is subjected to excessive insertion or other external shock, the protection arm 24 can effectively avoid the damage or even the disconnection of the contact arm 22. In other embodiments, the conductive terminal 2 may have only one contact arm 22 and one protection arm 24 on the non-butting side of the contact arm 22, and the protection arm 24 has the same configuration as the contact arm 22; A certain gap is left between the protective arm 24 and the aforementioned contact arm 22.

Each of the aforementioned contact arms 22 has a contact portion 221 that is curved toward the other contact arm 22, and a pair of the aforementioned contact arms 22 are spaced apart to form a docking space 220 into which the mating terminal is inserted. A pair of the aforementioned contact arms 22 are symmetrically disposed in a mirror image relationship, and the pair of protection arms 24 are also symmetrically disposed in a mirror image relationship, and are in contact with each other. The arm 22 extends forward beyond the aforementioned guard arm 24, i.e., the front end of the contact arm 22 is located forward of the front end of the aforementioned guard arm 24 for insertion.

In the present embodiment, the pair of contact arms 22 are spaced apart to form the insertion space 220 divided into front and rear portions, wherein the front portion is rearward from the plug port formed by the pair of contact arms 22 to the position of the contact portion 221 The portion is gradually reduced in shape, and the rear portion is gradually enlarged from the position of the contact portion 221 so as to minimize the distance between the two contact portions 221 of the two contact arms 22, so that it is not only convenient for guiding the insertion of the butt terminal, but also The holding force between the mating terminal and the mating terminal is enhanced to ensure reliable docking with the mating terminal.

The main body portion 21 has a pair of base portions 211 and a connecting portion 212 connecting the one ends of the pair of base portions 211. The base portion 211 and the connecting portion 212 are connected to form a U-shaped structure, and the pair of protective arms 24 and the corresponding base portions respectively The 211 is connected, and the contact arm 22 extends forward from the front end of the base 211 on the corresponding side.

The main body portion 21 further has a pair of extending portions 213 respectively connected to the corresponding base portions 211, and the protective arms 24 extend forward from the front ends of the corresponding extending portions 213.

In this embodiment, the pair of extending portions 213 are respectively folded outward from the open end of the corresponding base portion 211 and are formed to extend in the opposite direction, and the extending lengths of the pair of extending portions 213 in the height direction are different to be in a predetermined direction. Insert the corresponding insulating body 1. In addition, the front side of the extension portion 213 having a longer extension length is provided with an obliquely extending guide surface 2130. The guide surface 2130 extends rearward from the connection portion of the extension portion 213 and the protection arm 24 toward the opening away from the base portion 211. The direction of the end extends. In other embodiments, the pair of protection arms 24 may also be bent forwardly from the rear end or the middle portion of the base portion 211; or the pair of extension portions 213 may be forwarded from the rear end or the middle portion of the base portion 211. The bending extension extends, and the protection arm 24 extends forward from the front end of the corresponding extension portion 213.

The main body portion 21 is provided with a positioning structure 214 that is positioned and held in contact with the insulative housing 1 to prevent the conductive terminal 2 from moving in the mating direction within the insulative housing 1. The positioning structure 214 is a first receiving portion 2141 provided by one of the extending portions 213.

In the embodiment, the extending portion 213 has a longer extending portion, and the first receiving portion 2141 is disposed, and the corresponding base portion 211 of the inner portion is provided with a second receiving portion 2142. The first receiving portion 2141 is The second receiving portion 2142 is correspondingly disposed to form the positioning structure 214. In other embodiments, the first receiving portion 2141 may be disposed on one extension portion 213 having a shorter extension length, and the second receiving portion 2142 may be disposed on the corresponding base portion 211.

In the present embodiment, the positioning structure 214 is a positioning hole that penetrates through the thickness direction of the main body portion 21, and specifically, the first housing portion 2141 penetrates the extending portion 213 along the thickness direction, and the second housing portion 2142 penetrates the corresponding base portion 211 inside the extending portion 213 along the thickness direction, and the first receiving portion 2141 and the second receiving portion 2142 are aligned with each other and communicate with the positioning structure 214. In other embodiments, the positioning structure 214 may also be a structure such as a recess that can form a holding position.

Referring to FIG. 5, a plurality of the conductive terminals 2 are fixed in the insulative housing 1 to constitute the electrical connector of the present invention.

It is to be understood that the equivalents of the invention are intended to be included within the scope of the invention as claimed.

Claims (9)

A conductive terminal having a body portion, a contact arm extending forward from the body portion, and a tail portion extending rearward from the body portion, wherein the body portion has a pair of base portions opposite to each other and one end of the pair of base portions In the connecting portion, the contact arm is connected to the corresponding base, and the conductive terminal further has a protection arm integrally connected with the main body, and the protection arm is located on a non-butting side of the contact arm. The conductive terminal according to claim 1, wherein the conductive terminal has a pair of the pair of contact arms and a pair of protection arms located outside the corresponding contact arms, and the pair of protection arms are respectively connected to the corresponding bases. The conductive terminal of claim 2, wherein the body portion further has a pair of extension portions respectively connected to the corresponding base portion, and the protection arm extends forward from the front end of the corresponding extension portion. The conductive terminal according to claim 3, wherein the pair of extending portions are respectively folded outward from the open end of the corresponding base portion and formed in a reverse direction. The conductive terminal according to claim 4, wherein the pair of extending portions have different lengths in the height direction to be inserted into the corresponding insulating body in a predetermined direction. The conductive terminal according to any one of claims 3 to 5, wherein the main body portion is provided with a positioning structure for holding and positioning with the insulating body, wherein one of the extending portions is provided with a first portion forming the positioning structure. Containment department. The conductive terminal according to claim 6, wherein the first receiving portion is disposed in the extending portion and the extending portion of the extending portion is longer, and the corresponding base portion of the inner portion of the extending portion is provided with the second receiving portion. The first receiving portion is disposed corresponding to the second receiving portion to form the positioning structure. The conductive terminal according to claim 5, wherein the extension portion extends in the extension portion The front side of one of the longer extensions is provided with an inclined extending guide surface. An electrical connector having the conductive terminal according to any one of claims 1 to 8 and an insulating body for fixing the conductive terminal.