JP2008047417A - Terminal for electric connector, and electric connector equipped with the same - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve durability of a terminal to enhance connection reliability of an electric connector. <P>SOLUTION: A connecting part comprises: a first connection part extending from an edge facing a second opening of a first base part toward the second opening; a first lateral arm part formed nearly laterally at a predetermined distance from the first base part by being bent toward a first opening from the first connection part; a vertical arm part extending toward a second projecting part continuously from the first lateral arm part to respectively set at first and second distances from the first and second projecting parts; a bent arm part bent and formed at a third distance from a second base part by being bent from an end facing the second projecting part of the vertical arm part as a first end thereof; and a second connection part connected to the other tip of the second base part integrally continuously from an end of the bent arm part facing the second opening. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

 The present invention relates to a terminal for an electrical connector and an electrical connector, and more particularly to an electrical connector capable of preventing the terminal from being deformed when the terminal is accommodated in a housing of the electrical connector.

 FIG. 5 is a front view showing an example of a conventional terminal for an electrical connector, and FIG. 6 is a perspective view showing an example of a conventional electrical connector in which a plurality of terminals are arranged side by side. As shown in the figure, the terminal 1 is made of an alloy thin plate, and in order to electrically connect the two contacts, a first contact portion 13 extending from the base portion 11 and connecting to one contact is formed, and the other end is formed. It extends as a second contact portion 14 connected to the other contact point, and is connected to the base portion 11 via a multiple S-shaped bent connection portion 15.

 The plurality of terminals 1 are extended from one end face of an insulating casing 21 having a hollow body portion with the hook-shaped first contact portions 13 aligned with each other at a constant interval, and are connected to the base portion 11. 15 is sandwiched in the housing 21, and the strip-shaped second contact portion 14 is extended from the other end surface of the housing 21 to constitute the electrical connector 2.

 In this conventional terminal 1, spring property can be imparted by the connecting portion 15 having a shape in which multiple bending is repeated continuously, but when a plurality of terminals 1, 1,. However, when the longitudinal external force F is applied to the bent connecting portion 15, the entire connecting portions 15 cannot be held on the same plane, and the adjacent members may be tangled with each other.

 The present invention is intended to solve the above-described problems, and provides an electrical connector terminal and an electrical connector that can prevent the terminals from becoming tangled after being deformed when the terminals are accommodated in the housing of the electrical connector. The purpose is to do.

 In order to achieve the above object, the terminal for an electrical connector of the present invention has a casing having a hollow body and first and second openings formed at the ends at both ends in the longitudinal direction of the body, respectively. A terminal held in the body of the electrical connector along the longitudinal direction from the first opening toward the second opening, wherein the first contact portion extending outward from the first opening is provided as the first opening. The first base portion that is held facing is inserted into the first opening, and the tab-like first protruding portion is projected from the side edge inside the body portion of the first base portion to the second opening. The second base portion is connected to the first base portion via the connecting portion and formed on the same plane toward the second opening, and is held facing the second opening. The second contact portion extends in the same plane from the second opening-facing edge of the portion and protrudes outside through the second opening, The second projecting portion projects from the first opening-facing edge toward the first opening corresponding to the first projecting portion, and the connecting portion is connected to the first base portion. A first connecting portion extending from the second opening-facing edge toward the second opening, and being bent from the first connecting portion toward the first opening to be substantially spaced apart from the first base portion; A first lateral arm portion formed in a lateral direction, and a second projecting portion continuously from the first lateral arm portion so that the first and second projecting portions are spaced apart from each other. A vertical arm portion extending toward the first side and a first end portion thereof bent from an end portion facing the second projecting portion of the vertical arm portion and bent at a third interval from the second base portion. A bent arm portion and a first end connected to the other end of the second base portion continuously from the end facing the second opening of the bent arm portion. A structure which is characterized in that it consists a of the connecting portion.

 According to the present invention, the terminal for an electrical connector has a U-shaped bent arm portion, and a U-shaped first bent portion whose one end portion is connected to the second protruding portion side end portion of the vertical arm portion. And one end of the second bent portion connected to the other end of the first bent portion can be formed into an S shape.

 In the above configuration, it is preferable that the third interval is smaller than the first or second interval. Furthermore, it is preferable that the first interval is equal to the second interval.

 In addition, according to the present invention, the body portion is hollow, and first and second openings are formed on both side end faces in the longitudinal direction toward the outside, respectively, and the second opening from the first opening is formed in the body portion. In an electrical connector in which a plurality of plate-like terminals formed in a length extending over an opening are arranged in parallel at regular intervals, a first contact portion extending outward from the first opening as the terminal faces the first opening. The first base part held by the first base part is fitted into the first opening, the tab-like first projecting part projects from the side edge inside the body part of the first base part into the second opening, A second base portion formed on the same plane toward the second opening is held facing the second opening, and is connected to the first base portion via the connecting portion. The second contact portion extends in the same plane from the second opening-facing edge and projects outside through the second opening, The second projecting portion projects from the first opening-facing edge toward the first opening corresponding to the first projecting portion, and the connecting portion is connected to the first base portion. A first connecting portion extending from the second opening-facing edge toward the second opening, and being bent from the first connecting portion toward the first opening to be substantially spaced apart from the first base portion; A first lateral arm portion formed in a lateral direction, and a second projecting portion continuously from the first lateral arm portion such that the first and second projecting portions are spaced apart from each other by a first spacing and a second spacing, respectively. A vertical arm portion extending toward the first side and a first end portion thereof bent from an end portion facing the second projecting portion of the vertical arm portion and bent at a third interval from the second base portion. A bent arm portion and a first end connected to the other end of the second base portion continuously from the end facing the second opening of the bent arm portion. It is configured to that it consists a of the connecting portion.

 According to the present invention, the spring property can be imparted by the connecting portion that bends like the conventional terminal. By providing the first opening side end of the vertical arm portion so as to face the first projecting portion and the second opening side end portion so as to face the second projecting portion, the terminal can be connected to the inner body of the casing. When attaching to the part, the first and second contact parts are pressed to reduce the third distance and the second or first distance, and both ends of the vertical arm part are substantially in contact with the first and second protruding parts. The terminal can be held in the same plane without significantly deforming the terminal shape without overlapping the bent arm part, improving the durability of the terminal and improving the connection reliability of the electrical connector. Can be increased.

  Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 is a front view of an example of an electrical connector terminal according to the present invention. FIG. 2 is a perspective view of an electrical connector having a plurality of terminals of FIG. 1 attached thereto.

 In the electrical connector 4 of the present invention, first and second openings 43 and 44 are respectively formed on both side end surfaces in the longitudinal direction of a casing 41 having a hollow body 42, and the body 42 is formed in the body 42. A plurality of plate-like terminals 3, 3,... Formed in a length extending from the first opening 43 to the second opening 44 are arranged in parallel at regular intervals. In the body portion 42, a plurality of partitions not clearly indicated by reference numerals are provided in parallel.

 The plate-like terminal 3 is a terminal that is held along the longitudinal direction from the first opening 43 toward the second opening 44 in the body portion 42 of the electrical connector 4, and from the first opening 43 to the outside. The first base portion 5 that holds the extending hook-shaped first contact portion 7 facing the first opening 43 is inserted into the first opening 43, and the inner side of the body portion 42 of the first base portion 5 is inserted. A tab-like first projecting portion 52 projects from the edge 55 to the second opening 44 and is connected to the first base portion 5 through the connecting portion 9 and is the same toward the second opening 44. A second base portion 6 formed on a plane is held facing the second opening 44, and the strip-shaped second contact portion 8 is formed from the edge 64 facing the second opening 44 of the second base portion 6. They extend in the same plane and project outside through the second opening 44. In the second base portion 6, a second projecting portion 62 projects from the edge 65 facing the first opening 43 toward the first opening 43 corresponding to the first projecting portion 52. The first base portion 5 has side ears 53 and 53 projecting from both sides so as not to be detached from the first opening 43.

 The connecting portion 9 includes a first connecting portion 51 that extends from the edge 55 toward the second opening 44 of the first base portion 5 toward the second opening 44, and the first connecting portion 51 is a first connecting portion 51. The first lateral arm portion 94 that is bent to the side of the opening 43 and is formed substantially laterally with a predetermined distance from the first base portion 5, and the first and second projecting portions 52, 62 respectively have a first spacing. A vertical arm portion 91 extending continuously from the first horizontal arm portion 94 toward the second projecting portion 62 so as to have a second distance D2 from the D1, and the vertical arm portion as a first end thereof A bent arm portion 92 bent from an end portion 912 facing the second projecting portion 62 of the 91 and bent at a third distance D3 from the second base portion 6, and a second arm of the bent arm portion 92 The second connecting portion 61 is connected to the other end of the second base portion 6 continuously from the end portion 912 facing the opening 44.

 In this example, the bent arm portion 92 has a U shape, and one end portion 921 of the bent arm portion 921 is connected to the second projecting portion 62 side end portion 912 of the vertical arm portion 91, and has a U shape. One end of the second bent portion 922 connected to the other end of the first bent portion 923 can be formed into an S shape.

 In this example, it is preferable that the third distance D3 is smaller than the first distance D1 or the second distance D2. Furthermore, it is preferable that the first interval D1 is equal to the second interval D2.

 FIG. 3 is a front view of the terminal compressed. FIG. 4 is a diagram showing a further compressed state than the state of FIG.

 As shown in the figure, when the terminal 3 is mounted in the body portion 42, the vertical arm portion is contracted by pressing the first contact portion 7 and the second contact portion 8 to reduce the third distance D3 or the second distance D2. An end 912 of 91 abuts on the second protrusion 62. Further, the first interval D1 can be reduced so that the end portion 911 of the vertical arm portion 91 can be brought into substantially contact with the first protruding portion 52. Therefore, the shape of the terminal 3 can be held in the same plane without causing the bending arm portion 92 to overlap, improving the durability of the terminal 3 and improving the connection reliability of the electrical connector 4. Can be increased.

  The electrical connector terminal of the present invention is useful as an electrical connector terminal that maintains good electrical contact.

It is a front view of the example of a terminal for electrical connectors concerning the present invention. It is a perspective view of the electrical connector which attached multiple terminals of FIG. It is a front view of the state which compressed the terminal of FIG. It is a figure which shows the state further compressed rather than the state of FIG. It is a front view of the terminal example for the conventional electrical connector. It is a perspective view of the electrical connector which attached multiple conventional terminals.

Explanation of symbols

3 ... Terminal for electrical connector
4 ... Electric connector
41 ... Case
42 ... trunk
43, 44 ... opening
5 ... 1st base part
51 ... 1st connection part
52 ... 1st protrusion part
53 ... Horizontal ear
55, 64, 65 ... edge
6 ... 2nd base part
61 ... second connecting part
62 ... second protrusion
7 ... 1st contact part
8 ... Second contact portion
9 ... Connection
91 ... Vertical arm
911, 912 ... end
92 ... Bending arm
921 ... End
922 ... second bent portion
923 ... first bend
94: First horizontal arm
D1, D2, D3 ... intervals

Claims (5)

The casing having the hollow body has first and second openings formed at the ends of both ends in the longitudinal direction of the body toward the outside. A terminal held along the length toward the two openings,
The first base portion that is held facing the first opening with the first contact portion extending outward from the first opening is fitted into the first opening,
A tab-like first protrusion is projected from the side edge inside the body portion of the first base portion to the second opening,
The second base portion that is connected to the first base portion via a connecting portion and is formed on the same plane toward the second opening is held facing the second opening,
A second contact portion extends in the same plane from the second opening-facing edge of the second base portion and protrudes outside through the second opening,
The second base portion has a second projecting portion protruding from the first opening-facing edge toward the first opening corresponding to the first projecting portion,
The connecting portion is
A first connecting portion extending from the second opening-facing edge of the first base portion toward the second opening;
A first lateral arm portion that is bent from the first connecting portion toward the first opening and formed substantially laterally at a predetermined distance from the first base portion;
A vertical arm portion continuously extending from the first lateral arm portion toward the second projection portion so as to have a first and second spacing between the first and second projection portions, respectively;
A bent arm portion that is bent from an end portion of the vertical arm portion facing the second projecting portion as a first end portion thereof and bent at a third interval from the second base portion;
An electrical connector comprising: a second connecting portion connected to the other end of the second base portion continuously from an end portion of the bending arm portion facing the second opening. Terminal.  The electrical connector terminal has a U shape with the bent arm portion having a U shape and one end portion connected to the second projecting portion side end portion of the vertical arm portion. 2. The terminal according to claim 1, wherein one end of the terminal is formed in an S shape with a second bent portion connected to the other end of the first bent portion.  The terminal according to claim 1, wherein the third interval is smaller than the first or the second interval.  The terminal according to claim 3, wherein the first interval is equal to the second interval. In the electrical connector in which the body portion is hollow and the first and second openings are formed on both side end faces in the longitudinal direction toward the outside.
A plurality of plate-like terminals formed in a length extending from the first opening to the second opening in the body portion are arranged in parallel at regular intervals,
The plate terminal
The first base portion that is held facing the first opening with the first contact portion extending outward from the first opening is fitted into the first opening,
A tab-like first protrusion is projected from the side edge inside the body portion of the first base portion to the second opening,
The second base portion that is connected to the first base portion via a connecting portion and is formed on the same plane toward the second opening is held facing the second opening,
A second contact portion extends in the same plane from the second opening-facing edge of the second base portion and protrudes outside through the second opening,
The second base portion has a second projecting portion protruding from the first opening-facing edge toward the first opening corresponding to the first projecting portion,
The connecting portion is
A first connecting portion extending from the second opening-facing edge of the first base portion toward the second opening;
A first lateral arm portion that is bent from the first connecting portion toward the first opening and formed substantially laterally at a predetermined distance from the first base portion;
A vertical arm portion extending continuously from the first lateral arm portion toward the second projection portion so as to have a first and second spacing between the first and second projection portions, respectively;
A bent arm portion that is bent from an end portion of the vertical arm portion facing the second projecting portion as a first end portion thereof and bent at a third interval from the second base portion;
An electrical connector comprising: a second connecting portion connected to the other end of the second base portion continuously from an end portion of the bending arm portion facing the second opening. .

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