KR20160086091A

KR20160086091A - Spring of female terminal

Info

Publication number: KR20160086091A
Application number: KR1020150003320A
Authority: KR
Inventors: 김은옥; 정유진
Original assignee: 주식회사 유라코퍼레이션
Priority date: 2015-01-09
Filing date: 2015-01-09
Publication date: 2016-07-19

Abstract

The present invention relates to a female terminal spring. According to the present invention, the female terminal spring includes a folding member providing elasticity by folding and processing the end of a conductor, formed in a shape of a line. The folding member includes: an overlapping unit is formed in a folded and processed area and includes: an overlapping unit allowing the conductor and the folding member to overlap each other so as to increase an elastic force of the folding member; a contact point unit formed to be bent and coming in contact with a male terminal inserted into the female terminal and electrically connected to apply an electric current; and an extending unit formed to be extended to a certain length from one end of the contact point unit.

Description

SPRING OF FEMALE TERMINAL}

The present invention relates to a terminal, and more particularly, to a female terminal spring.

A typical electrical connector assembly includes a plug connector and a receptacle connector, which both mount or house electrical terminals that are mutually engageable.

The plug connector is inserted into the receptacle connector such that the terminals are mutually coupled, and these terminals may take various shapes including male and female or pin and socket terminals.

FIG. 1 is a vertical sectional view showing a structure of a female terminal spring in a state in which a male terminal is detached from a conventional female terminal, and FIG. 2 is a longitudinal sectional view showing a female terminal spring in a state in which a female terminal is inserted into a conventional female terminal. Fig.

As shown in these drawings, the conventional female terminal springs have a folded member 20 that provides elasticity by folding the ends of the linearly formed conductor 10, and the folded member 20 is formed to be bent A contact portion 21 which is brought into contact with the mail terminal 1 inserted into the female terminal so as to be electrically energized and an extension portion 22 in which one end of the contact portion 21 is extended to a predetermined length .

The contact portion 21 is formed so as to bend so as to be close to the mail terminal 1 side inserted into the inside of the female terminal and is formed so as to be able to make point contact with one side of the mail terminal on the longitudinal side.

The extended portion 22 is a portion forming the end portion of the folded member 20 and is bent in the opposite direction to the direction in which the folded member 20 is bent for the purpose of forming the contact portion, And is brought into contact with one side of the mail terminal 1 inserted into the inside of the mail terminal, thereby preventing it from flowing.

However, since the conventional female terminal spring has a short length of the folded portion 23, which is a region where the end portion of the linear conductor 10 is folded, the elastic force applied to the folded member 20 is reduced If the operation of repeatedly performing the operation of inserting the mail terminal 1 into the inside of the mail terminal or releasing it to the outside repeatedly causes a problem that the connection force between the mail terminal and the mail terminal 1 is reduced, have.

SUMMARY OF THE INVENTION The present invention has been conceived in view of the above problems, and it is an object of the present invention to provide a connector terminal which can prevent the occurrence of connection failure by securing the elasticity of the terminal spring by expanding the length of the overlapped portion, The present invention has been made in view of the above problems.

The objects of the present invention are not limited to the above-mentioned objects, and other objects not mentioned can be clearly understood by those skilled in the art from the following description.

According to another aspect of the present invention, there is provided a female terminal spring including a folding member that is formed by folding an end portion of a linearly formed conductor to provide elasticity, Wherein the folding member is formed in a region where the folding member is folded and overlaps the conductor and the folding member so as to increase the elastic force of the folding member; A contact portion formed so as to be curved so as to be brought into contact with and electrically connected to a mail terminal inserted into a female terminal, thereby conducting electricity; And an extended portion extending from the one end of the contact portion to a predetermined length.

The length of the overlapping portion may be 1/4 to 1/3 of the total length of the folding member.

An adhesive may be applied to a region where the conductor of the overlapping portion and the folding member are in contact with each other.

The contact portion may be bent in a direction in which the contact portion protrudes from the surface of the conductor.

In addition, the extending portion may be bent in a direction opposite to a direction in which the contact portion is bent, and may be disposed obliquely with respect to the plate surface of the conductor.

Further, the conductors are arranged in a pair so as to face each other so that a pair of the folding members are disposed so as to face each other, and the distance between the folding members gradually becomes closer to the end of the folding member.

According to the above-mentioned problem solving means, it is possible to prevent the connection failure from occurring by securing the elastic force of the terminal spring by expanding the length of the overlapped portion where the folding member of the female terminal spring is folded and overlapped with the conductor have.

FIG. 1 is a longitudinal sectional view showing the structure of a conventional male terminal in a state in which a male terminal is detached from a female terminal,
2 is a longitudinal sectional view showing a structure of a female terminal spring in a state in which a male terminal is inserted into a conventional female terminal,
3 is a longitudinal sectional view showing a structure of a female terminal spring in a state in which a male terminal is detached from a female terminal according to an embodiment of the present invention,
4 is a longitudinal sectional view showing a structure of a female terminal spring with a male terminal inserted into a female terminal according to an embodiment of the present invention.

It should be understood that the specific details of the pin spring of the present invention are set forth in the following description in order to provide a more thorough understanding of the present invention and that the present invention may be readily practiced without these specific details, And will be apparent to those skilled in the art.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings, with reference to the parts necessary for understanding the operation and operation according to the present invention.

FIG. 3 is a longitudinal sectional view showing a structure of a female terminal spring in a state in which a male terminal is detached from a female terminal according to an embodiment of the present invention, and FIG. 4 is a cross- Fig. 8 is a longitudinal sectional view showing the structure of a female terminal spring in a state in which a male terminal is inserted;

As shown in these drawings, the female terminal spring according to one embodiment of the present invention includes a female terminal spring 200 including a folding member 200 which is formed by folding an end portion of a linear conductor 100 to provide elasticity, Wherein the folding member 200 is formed in a region where the folding member 200 is folded and the folding member 200 is overlapped with the folding member 200 so that the conductor 100 and the folding member 200 are overlapped to increase the elastic force of the folding member 200. [ A contact portion 220 which is bent and formed so as to be brought into contact with and electrically connected to the mail terminal 1 inserted into the female terminal so as to be energized; And an extension portion 230 extending from the base portion 230. [

The folding member 200 is a member formed by folding one side of the conductor 100 forming the female terminal so that a part of the end of the conductor 100 is folded. When the male terminal 1 is inserted into the female terminal, And contacts the terminal 1 to perform energization.

The folding member 200 includes a superposed portion 210 superimposed on the conductor 100, a contact portion 220 for establishing electrical connection with the mail terminal 1, and an extended portion 230 formed by a predetermined length Consists of.

The overlapping portion 210 serves to prevent the contact failure from occurring even if the folding member 200 is elastically provided to a certain degree or more to repeatedly perform insertion and removal of the mail terminal 1 into the male terminal.

It is preferable that the overlapping portion 210 is formed to be twice as long as the conventional female terminal and most preferably is formed to be 1/4 to 1/3 of the total length of the folding member 200 .

This is because, by enlarging the length of the overlapping portion 210, the conductor 100 can expand the region supporting the folding member 200 to increase the elasticity.

Since the area of the conductor 100 supporting the folding member 200 is increased by enlarging the length of the overlapping portion 210, the elasticity imparted to the folding member 200 can be prevented from being changed even by repetitive operation, It is possible to prevent the occurrence of a contact failure between the mail terminal and the mail terminal 1. [

It is preferable that the adhesive 201 is applied to a region where the conductor 100 and the folding member 200 are in contact with each other so that the overlapping portion 210 is not opened or damaged.

The adhesive 201 may be made of any material that allows the conductive materials to be bonded to each other, and is preferably uniformly applied over the entire area of the overlapped portion 210.

It is effective that the contact part 220 is formed to be bent in a direction protruding from the plate surface of the conductor 100 so as to prevent the occurrence of contact failure between the mail terminal 1 and the female terminal, A separate separate contact member may be formed to protrude from the surface of the front surface of the housing for the purpose of precise connection with the mail terminal.

The extended portion 230 is preferably bent in a direction opposite to the direction in which the contact portion 220 is bent and is disposed to be inclined with respect to the surface of the conductor 100.

The conductors 100 are arranged in a pair so as to face each other so that the folding members 200 are disposed to face each other in a pair and the distance between the folding members 200 gradually increases toward the end of the folding member 200 .

This can be achieved by forming the extending portion 230 in a direction opposite to the folding direction of the contact portion 220. When the mail terminal 1 is inserted into the female terminal, So that one side of the extension 230 can be in surface contact with the inner surface of the conductor 100.

The female terminal spring according to one embodiment of the present invention having such a configuration enlarges the length of the overlapping portion 210 in which the folding member 200 of the female terminal spring is folded and overlapped with the conductor, It is possible to prevent the connection failure from occurring.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, Therefore, the scope of the present invention should not be limited by the illustrated embodiments, but should be determined by the scope of the appended claims and equivalents thereof.

100: Conductor 200: Folding member
210: overlapping portion 220: contact portion
230: Extension

Claims

A female terminal spring including a folding member (200) which is formed by folding an end of a linear conductor (100) to provide elasticity,
The folding member 200 is formed in a region where the folding member 200 is folded and the conductor 100 and the folding member 200 are overlapped so as to increase the elastic force of the folding member 200 An overlapping portion 210;
A contact portion 220 which is bent so as to be brought into contact with and electrically connected to the mail terminal 1 inserted into the female terminal so as to conduct electricity;
And an extension part (230) extending from the one end of the contact part (220) to a predetermined length.

The method according to claim 1,
Wherein the length of the overlapping portion (210) is 1/4 to 1/3 of the length of the folding member (200).

3. The method of claim 2,
Wherein an adhesive (201) is applied to a region where the conductor (100) of the overlapping portion (210) and the folding member (200) are in contact with each other.

The method according to claim 1,
Wherein the contact portion (220) is bent in a direction protruding from the surface of the conductor (100).

5. The method of claim 4,
Wherein the extension part (230) is bent in a direction opposite to a direction in which the contact part (220) is bent, and is disposed so as to be inclined with respect to the surface of the conductor (100).

6. The method according to any one of claims 1 to 5,
The conductor 100 has a pair of the folding member 200 is also disposed to be facing each other, a pair of folding member 200 toward the one to the end of the folding member 200 is arranged as a pair to be facing each other Wherein the distance between the female terminal spring and the male terminal spring gradually increases.