JP2598589Y2 - Connector with short circuit - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector with a short circuit which can be used, for example, for signal connection of audio equipment.

[0002]

2. Description of the Related Art Conventionally, an input connector of an audio device has a function of preventing noise from entering by connecting a signal line to ground when a plug is not inserted. A connector used in such a case has a structure in which a switch is incorporated in the connector, the switch is turned off when a plug is inserted, and the signal line is disconnected from the ground.

[0003]

Conventionally, since a switch is provided inside the connector, the structure of the connector is complicated and expensive. An object of the present invention is to provide a connector with a short circuit that can be simplified in structure and manufactured at low cost.

[0004]

A short circuit according to the present invention is provided.
Connectors with each other are in contact with each other and
By inserting the mating insulating plate with contact pieces,
The contact is cut, and one movable contact piece is
And the other movable contact piece contacts the other insulating plate.
The pair of movable contacts and one of the pair of movable contacts
This movable contact protrudes in the direction perpendicular to the longitudinal direction of the moving contact piece.
It is provided integrally with the piece, and an insulating plate is provided on one side,
Between a pair of opposing movable contact pieces
When inserted, the above-mentioned insulating plate comes into contact with one of the movable contact pieces
And the contact piece that contacts the other movable contact piece.
Done.

[0005]

1 to 4 show an embodiment of the present invention.
1A is a front view of the connector socket according to the present invention, FIG. 1B is a cross-sectional view taken along the line AA shown in FIG. 1A, FIG. 2A is a front view of the connector plug according to the present invention, and FIG. FIGS. 4 and 5 are cross-sectional views on the line, and are views for explaining the operation.

In the figure, reference numeral 100 denotes a connector socket, and 200 denotes a connector plug. The connector socket 100 according to the present invention includes an insulating body 101 and a pair of movable contact pieces 10.
2, 103, a contact piece 104 protruding in a direction perpendicular to the longitudinal direction of the pair of movable contact pieces 102, 103, and an insulating plate 1 formed along one surface of the contact piece 104.
05.

[0007] The movable contact pieces 102 and 103 are the insulating body 10.
It is implanted in a partition wall 106 provided at the rear of the device 1 and is housed and held in the contact housing grooves 107A and 107B.
The movable contact piece 102 penetrated through the partition wall 106 and led out rearward
And 103 are bent and connected to the printed circuit board 300. In this example, the contact piece 104 is formed to project from the movable contact piece 103. An insulating plate 1 is provided on the upper surface side of the contact piece 104.
The movable plate 202 prevents the movable contact piece 202 of the connector plug 200 from contacting the contact piece 104, and only the movable contact piece 203 contacts the contact piece 1.
04.

[0008] Plug insertion holes 108A and 108B are formed in the depth direction along the contact piece 104 and the insulating plate 105. Further, a slit 108C is formed on the front side of the movable contact pieces 102 and 103 so as to communicate with the plug insertion hole 108A. The connector plug 200 has rod-shaped insulating bodies 201A and 201B.
The movable contact pieces 202 and 203 are housed in the contact housing grooves 207A and 207B formed in FIG. The insulating bodies 201A and 201B are integrated by an insulating block 206 on the base end side. The movable contact pieces 202 and 203 are supported by being inserted into the insulating block 206, for example.
An insulating plate 205 is formed on the insulating body 201A so as to protrude in a direction orthogonal to the longitudinal direction, and a contact piece 204 protruding from the movable contact piece 202 is arranged along the insulating plate 205.

A cable 400 is connected to a terminal portion protruding rearward of the insulating block 206,
A cover 208 made of a resin material covers the connection between the cable and the cable 400. The connection operation of the connector socket and the connector plug according to the present invention will be described with reference to FIGS. FIG. 3 shows a state in which the insulating plate 205 of the connector plug 200 is inserted into the slit 108C of the connector socket 100, pushes the movable contacts 102 and 103 of the connector socket 100 apart, and releases the contact between the movable contacts 102 and 103. . In this state, the insulating bodies 201A and 201B of the connector plug 200 are inserted into the plug insertion holes 108A and 108B formed in the connector socket 100.
The tip of is inserted.

When the insertion proceeds and the connector plug 200 is completely inserted into the connector socket 100, the state shown in FIG. In this state, the movable contact pieces 102 and 103 are separated by the insulating plate 205 of the connector plug 200, but the movable contact piece 102 of the connector socket 100 is in contact with the contact piece 204 of the connector plug 200. Although not shown in the drawing, a contact piece 104 protruding from the movable contact piece 103 of the connector socket 100 contacts the movable contact piece 203 of the connector plug 200 on the back side of the drawing, and a pair of movable contact pieces 102, 103 and 202 are provided. , 203 is 1
02 and 202 come in contact with each other, and 103 and 203 come into contact with each other, so that signals can be exchanged.

FIGS. 5 to 7 show more specific embodiments according to the present invention. In this example, a relay connector is configured,
This shows a case where two sets of signal connectors and one set of independent connectors are attached to one insulating body. 5 is a relay connector socket, FIG. 6 is a relay connector plug, FIG.
7B is a front view of the relay connector socket, and FIG. 7B is a front view of the relay connector plug.

The relay connector socket 100 shown in FIG.
Is a metal cover 110 made of a tubular conductive plate.
And an insulating body 101 housed in the hollow portion of the metal cover 110, and an insulating cover 112 covering the rear end of the metal cover 110. Insulating body 101
Is composed of an insulating block 101D for forming one independent connector, and a plate-like body 101E arranged so as to face the flat surface of the insulating block 101D. These insulating block 101D and plate-like body 101E are connected and integrated behind metal cover 110.

A pair of contact storage holes 113 are formed in the insulating block 101D.
3 is provided with a contact 114 shown in FIG. The conductive pin 214 shown in FIG.
For example, it is used as a power supply path. Insulation block 10
As shown in FIG. 7A, two sets of movable contact pieces 102A and 103A and 102B and 103
B is provided. Contact pieces 104A and 104B are formed integrally with the movable contact pieces 102A and 102B, and are arranged on the upper surface side of the plate-like body 101E.

On the other hand, the relay connector plug 200 has a metal cover 210 formed of a similar tubular conductive plate engaged with the outside of the metal cover 110 provided on the socket side. The insulating bodies 201A and 201B are mounted on the main body. Insulating body 201A
Is a slit SLT protruding forward from the insulating block 206 mounted on the rear part of the metal cover 210 and allowing the plate-shaped body 101E formed in the socket 100 to be inserted.
Having. The plate-like portion 201 is formed by forming the slit SLT.
E, and two movable contact pieces 202 are formed in the slit SLT.
A, 203A and 202B, 203B are mounted. The movable contact pieces 203A and 203B are integrally provided with the contact piece 20.
4A and 204B are provided.
4B is arranged along the lower surface of the plate portion 201E. In addition,
A shown in FIGS. 5 to 7 is a plate-like body 101E and a plate-like portion 2.
The reinforcing ridge formed at 01E is shown, and B represents a groove engaged with these conditions.

According to the relay connector socket 100 and the relay connector plug described above, the movable contacts 202A and 202B of the plug 200 contact the contact pieces 104A and 104B of the socket 100, and the contact piece 204A of the plug 200 contacts The movable contact piece 10 on the socket 100 side is attached to 204B.
3A and 103B come into contact, and as a result, the movable contact 102
A and 202A and 103A and 203A come into contact, and 102B and 203B and 103B and 203B come into contact to establish a two-circuit connection. A power supply path is also formed by the contact between the contact 114 and the conductive pin 214.

[0016]

As described above, according to the present invention, the movable contact pieces 102 and 103 or 102A and 103 are provided.
A, 102B, 103B, 202A, 203A, 202
Since B and 203B both act as a switch and a contact piece, the structure of the connector can be used as a connector with a switch. Therefore, it can be manufactured at a lower cost as compared with the case where the switch is incorporated in the connector.

[Brief description of the drawings]

FIG. 1A is a front view of a connector socket showing one embodiment of the present invention, and FIG. 1B is a cross-sectional view taken along the line AA shown in FIG. 1A.

2A is a front view of a connector plug showing one embodiment of the present invention, and FIG. 2B is a cross-sectional view taken along the line BB shown in FIG. 2A.

FIG. 3 is a sectional view for explaining a state at the time of starting engagement of the connector socket and the connector plug according to the present invention shown in FIGS. 1 and 2;

FIG. 4 is a cross-sectional view for explaining a state when the connector socket and the connector plug according to the present invention shown in FIGS. 1 and 2 are completely inserted.

FIG. 5 is a perspective view for explaining a specific embodiment of the connector socket of the present invention.

FIG. 6 is a perspective view for explaining a specific embodiment of the connector plug of the present invention.

FIG. 7 is a front view of the connector socket and the connector plug shown in FIGS. 5 and 6;

FIG. 8 is a side view showing an example of a contact used in the embodiment shown in FIGS. 5 to 7;

[Explanation of symbols]

 REFERENCE SIGNS LIST 100 Connector socket 101 Insulating body 102, 103 Movable contact piece 104 Contact piece 105 Insulating plate 107A, 107B Contact storage groove 200 Connector plug 201A, 201B Insulating body 202, 203 Movable contact piece 204 Contact piece 205 Insulating plate

Claims (1)

(57) [Scope of request for utility model registration] 1. A. First Embodiment Contact each other and touch one side
By inserting a mating insulating plate with mating contact pieces
The above contact is broken, and one of the movable contact pieces is
The contact piece comes in contact with the contact piece, and the other movable contact piece comes into contact with the mating insulating plate
B. a pair of movable contact pieces, The length of the movable contact piece from one of the pair of movable contact pieces
Projecting in a direction perpendicular to the direction
And an insulating plate is provided on one side, facing each other.
Inserted between a pair of contacting movable contacts that are in contact
And the above-mentioned insulating plate is in contact with one of the movable contact pieces, and
A connector with a short circuit, comprising: a contact piece that contacts a counterpart movable contact piece .