JPH0917517A - Connector socket with switch - Google Patents

Abstract

PURPOSE: To provide a connector socket with a switch with high durability by installing an arm part of a moving contact supporting member along an outer wall circumferential surface of a circular recess and inserting a contact part of the tip into the circular recess through a slit. CONSTITUTION: A moving contact supporting member comprising an arm part having a contact part constituting a switch and a spring member having a terminal is arranged in a connector socket in which a female contact housing part surrounded by a circular recess which opens on the front surface of an insulating body is formed. In this connector socket with switch, an arm supporting part of the moving contact supporting member is supported with a projection piece 31 formed in the axial direction on outer circumferential surface of an outer wall 28 covering the circular recess, and a terminal 14 is protruded from a bottom surface plate 29. The arm part 12 is formed in a circular arc shape along the outer circumferential surface of the outer wall, and the tip is bent to form a contact part. The contact part is inserted into the circular recess through a slit 32 formed in the outer wall 28. The spring stroke of the contact part is sufficiently lengthened to heighten durability.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector socket with a switch that can be used for inputting a personal computer, for example.

[0002]

2. Description of the Related Art Conventionally, a connector socket with a switch that opens and closes a contact according to insertion and removal of a plug has been put into practical use. The structure of the switch attached to a conventional connector socket moves the operating rod made of an insulator by inserting the plug, and the operating rod moves the contact piece to control whether the contact piece contacts the fixed contact or is disconnected. And a structure in which the pair of contact pieces 2 are elastically projected into the annular groove 1 into which the cylindrical metal cover of the plug is inserted as shown in FIG. For example, there is a structure in which a metal cover of the plug is used for conduction to transmit a contact signal.

[0003]

The former structure of the prior art has a complicated structure and has a drawback that miniaturization is difficult. Further, in the latter structure, if the size is reduced, the distance from the operating point of the contact piece 2 to the fixed portion (hereinafter, this distance is referred to as a spring stroke) cannot be taken long, which causes a problem in the durability of the contact piece 2. is there. That is, there is a disadvantage that metal fatigue is high and a fracture accident easily occurs.

A first object of the present invention is to provide a connector socket with a switch, which has a long spring stroke of a contact piece even if it is miniaturized and is excellent in durability.
A second object of the present invention is to provide a connector socket with a switch which can achieve further miniaturization by utilizing a shield cover as a contact.

[0005]

According to the present invention, there is provided an annular concave groove opened in the front surface of the insulating body, and a female contact accommodating portion provided in a columnar portion surrounded by the annular concave groove. In the connector socket, the arm support member is provided on the outer peripheral surface of the outer wall that covers the annular groove, the arm portion extending from the arm support member in the circumferential direction of the annular groove, and the tip of the arm portion is directed toward the annular groove. A movable contact supporting member configured by including a contact portion formed by bending the contact portion, and inserting the contact portion supported by the movable contact supporting member into the annular groove through a slit formed in an outer wall covering the annular groove. It has a structure arranged by.

According to the connector socket of this structure, the contact portion forming the switch is supported by the arm portion extending in the circumferential direction of the annular groove, so that even if the size is reduced, the contact portion and the terminal portion are connected. The distance, that is, the spring stroke can be taken longer. Therefore, the durability of the contact supporting member is improved, and it is possible to provide a small-sized connector socket with a switch having excellent durability.

Further, according to the present invention, the shield cover for covering the insulating body is used as one of the contacts, so that two movable contact supporting members are not mounted on the insulating body.
We propose a structure that can construct a connector socket with a switch. With this structure, one movable contact point support member may be mounted on the insulating body, so that the structure is simplified and further downsizing can be achieved.

[0008]

1 shows an example of a movable contact support member used in a connector socket with a switch according to the present invention. 1 in the figure
0 indicates the entire movable contact support member. The movable contact support member 10 includes an arm support member 11, an arm portion 12, a contact portion 13, and a terminal 14. The arm support member 11 is arranged such that its longitudinal direction coincides with the axial direction of the connector socket on the outer surface of the outer wall that covers the outer side of the annular groove. The terminal 14 is extended and protruded rearward from the rear end of the arm support member 11. Further, the terminal 1 of the arm supporting member 11
Claw 11A is cut and raised on the protruding end side of No. 4 to prevent the claw 11A from coming off the insulating body.

An arm portion 12 is formed so as to project from the arm support member 11 in a direction orthogonal to the arm support member 11. The arm portion 12 is bent in an arc shape so as to be supported along the outer wall of the insulating body 20. A contact portion 13 is formed at the tip of the arm portion 12. The contact portion 13 can be formed by bending the tip of the arm portion 12 in a direction toward the center of an arc attached to the arm portion 12. That is, it is bent toward the annular groove 23 of the insulating body 20.

An arc surface 13A is formed on the contact portion 13 formed by bending on the side facing the plug so that the contact portion 13 can ride on the metal cover of the plug when the cylindrical metal cover of the plug is inserted. . FIG. 2 shows the structure of the insulating body 20. 2A is a perspective view of the insulating body 20 as seen from the front side, and FIG. 2B is a perspective view of the insulating body 20 as seen from the back side. In the illustrated embodiment, a 4-pin connector socket 4P and a 7-pin connector socket 7P
The case of a composite connector socket in which is integrated. The switch-equipped connector socket according to the present invention is 4 in the illustrated example.
The case where it is applied to a pin connector socket 4P is shown. Reference numeral 23 shown in FIG. 2 denotes an annular groove opened in the front surface of the insulating body 20. By forming the annular groove 23,
A columnar portion is formed surrounded by the annular groove 23. The columnar portion constitutes the female contact storage portion 24.
Reference numeral 25 indicates a female contact storage hole. 26 and 27 are positioning grooves for defining the insertion direction of the plug, 28 is an outer wall that covers the outside of the annular groove 23, and 29 (FIG. 2B) is a rear surface that connects the outer wall 28 and the female contact support portion 24. The bottom plate to cover is shown. Since the connector socket having such a structure is already well known, the female contact is omitted in the drawing. In addition, 30 is a printed circuit board (not particularly shown)
3 shows a spacer for forming an appropriate gap between the bottom plate 29 and the printed circuit board at the time of mounting on.

The characteristic structure of the present invention is the insulating body 2
The outer wall 28 of 0 has a protrusion 31 and a slit 32 (see FIG. 2B). The protrusion 31 acts as a member for supporting the movable contact support member 10 shown in FIG. 1, and the slit 32 acts as a communication hole for inserting the contact portion 13 into the annular concave groove 23. The protruding piece 31 is arranged so as to hold a slight gap from the surface of the outer wall 28 (gap slightly larger than the thickness of the spring material forming the movable contact support member 10 shown in FIG. 1). Further, one side of the protruding piece 31 parallel to the axial direction of the annular groove 23 is supported integrally with the outer wall 28. A cut groove 31A is formed in the projecting piece 31 in parallel with the fixed side by cutting from the front surface of the insulating body 20.
An engagement portion 21 is formed on the bottom side of 1A. The protruding piece 31 is shown in FIG.
The movable contact support member 10 is supported by.
That is, the arm support member 11 is inserted from the rear into the gap between the projecting piece 31 and the outer wall 28, and the claw 11A is engaged with the engaging portion 21. As a result, the arm support member 11 moves to the outer wall 28.
Is fixed to the outer peripheral surface of.

In this state, the arm portion 12 is extended along the outer wall 28 in the circumferential direction of the outer wall 28, and the contact portion 13 is projected and supported by the annular groove 23 through the slit 32. The terminal 14 is arranged so as to project rearward from the bottom surface 29. In addition,
The terminal 14 is bent at a rear end portion of the outer wall 28 in a direction along the bottom plate 29 to form the vertical groove 3 formed in the spacer 30.
0A is engaged and it is projected rearward from the bottom plate 29.

FIG. 4 shows a shield cover 40 which covers the connector socket described above. The shield cover 40 is formed with a hole 41 having a diameter substantially equal to the outer circumferential circle of the annular groove 23 formed in the insulating body 20, and the hole 41 exposes the annular groove 23 and the front surface of the female contact receiving portion 24. . At the same time, according to the present invention, the projecting piece 42 is provided on the edge of the hole 41. In the example of the figure, whichever connector socket 4P, 7
A case where six protrusions are formed for P is also shown. The protruding piece 42 is bent backward to form the annular groove 2 of the insulating body 20.
Insert into 3. The free ends of the projecting pieces 42 are arranged in a direction in which they gradually gather in the center of the annular groove 23, and when the cylindrical metal cover of the plug is inserted into the annular groove 23, the shield cover 40 is inserted into the metal cover. The protruding pieces 42 are configured to come into contact with each other.

The metal cover of the plug makes contact with the projecting piece 42, and at the same time, makes contact with the contact portion 13 disposed in the annular groove 23, and a contact signal can be output to the terminal 14 through the contact portion 13.

[0015]

As described above, according to the present invention, since the arm portion 12 is extended in the circumferential direction along the peripheral surface of the outer wall 28, the arm portion 12 can be formed to have an appropriate length. Therefore, the spring stroke for supporting the contact portion 13 can be lengthened. Therefore, an accident in which the arm 12 is broken due to metal fatigue does not occur.

Further, in the present invention, since the protruding piece 42 formed on the shield cover 40 is used for one of the contact points of the switch, the insulating body 20 is provided with the pair of contact portions 13.
The size can be reduced as compared with the case where the device is incorporated into 0.

[Brief description of the drawings]

FIG. 1 is a perspective view for explaining an example of a contact support member which is one of the constituent elements of a connector socket with a switch according to the present invention.

FIG. 2 is a perspective view for explaining an example of an insulating body used for the connector socket with a switch according to the present invention.

3 is a perspective view showing a state in which the contact support member shown in FIG. 1 is mounted on the insulating body shown in FIG.

FIG. 4 is a perspective view for explaining an example of a shield cover used for the connector socket with a switch according to the present invention.

FIG. 5 is a sectional view for explaining a conventional technique.

[Explanation of symbols]

 10 Movable Contact Supporting Member 11 Arm Supporting Member 11A Claw 12 Arm Part 13 Contact Part 14 Terminal 20 Insulating Body 21 Engaging Part 23 Annular Recessed Groove 24 Female Contact Storage 25 Female Contact Storage Hole 26, 27 Plug Insertion Positioning Groove 28 Outer wall 29 Bottom plate 30 Spacer 31 Projection piece 32 Slit

Claims (2)

[Claims] 1. A connector socket comprising an annular groove opened in the front surface of an insulating body and a female contact accommodating portion provided in a columnar portion surrounded by the annular groove. An arm support member on the outer peripheral surface of the outer wall covering the groove,
Provided is a movable contact support member including an arm portion extending from the arm support member in the circumferential direction of the annular groove, and a contact portion bent from the tip of the arm portion toward the annular groove. A connector socket with a switch, wherein the contact portion is inserted and arranged in the annular groove through a slit formed in an outer wall covering the annular groove. 2. An annular concave groove opened in the front surface of the insulating body, a female contact accommodating portion provided in a columnar portion surrounded by the annular concave groove, an opening portion of the annular concave groove, and A connector socket comprising a shield cover for covering the insulating body except for the front surface of the female contact receiving portion and the terminal lead-out surface, wherein a hole for exposing the annular recessed groove of the shield cover and the female contact receiving portion. A projection piece is formed on the edge of the annular groove, and the projection piece is folded toward the annular groove, and a contact piece portion inserted from the outside of the outer wall of the annular groove is protruded into the annular groove. A connector with a switch, characterized in that a contact signal is transmitted from a terminal communicating with the contact portion by electrically connecting between one portion and a protrusion formed on the shield cover by a metal cover on the plug side. Socket.