JPH1167357A - Connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a connector, whose overall structure can be miniaturized and which can generate accurate and easy fitting of a socket contact of a card connector to be inserted on a pin contact of the connector body to be connected therewith electrically. SOLUTION: A connector body 9 is furnished with a pair of opposing guide parts 10, having guide grooves to admit insertion of a card connector 11, and pin contacts 20 to be connected with socket contacts of the card connector 11 are furnished protrusively on a cross-beam part 19 to couple together the tails of the guide parts. A push-move piece 23 is furnished on a slider 17 which is fitted on the body 9 slidably, whereby the push move piece 23 pushes into movement the external extremity 21b of an eject lever 21 with the forward motion of the slider 17, and the internal extremity 21a of the lever 21 mounted rotatably on the body 9 comes in contact with the front face of the card connector 11 to cause it 11 to be separated from the body 9.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a connector for inserting a card connector (socket connector) such as an IC card for electrical connection.

[0002]

2. Description of the Related Art As this type of connector, Japanese Utility Model 5-3
1822 discloses a connector body 1 and a slider 2, as shown in FIGS. 7 and 8, wherein the connector body 1 has a storage chamber 3 formed from the front to the rear,
On the rear central wall surface of the storage room 3, a pin contact 5 that fits in and separates from the contact of the socket structure 4 inserted into the storage room 3 from the front is attached.

The slider 2 is slidably received in the storage chamber 3 in the front-rear direction. A slit 6 into which the socket structure 4 is inserted is formed in the slider 2 in the front-rear direction. At the same time, a pair of operating portions 7 are formed at portions protruding forward from the connector main body 1. Further, a lever 8 is disposed on each of the left and right sides of the inner side of the storage chamber 3 so as to be rotatable with respect to the connector body 1, and one end of the lever 8 is opposed to a lever operation section 2 a of the slider 2. And the other end is a socket structure 4
And the insertion end face 4a.

To mount the socket structure 4 on the slider 2, the socket structure 4 is inserted into the slit 6 of the slider 2 from the fitting surface of the socket structure 4 and inserted into the storage chamber 3 of the connector body 1. The contact of the object 4 is fitted with the pin contact 5. In order to remove the socket structure 4 from the slider 2 from this state, first, the operator touches the operating portion 7 of the slider 2 with his / her finger and pushes the slider 2 backward. By being pushed backward, each lever 8 rotates in a predetermined direction, and the other end of each lever 8 pushes the socket structure 4 forward to separate from the pin contact 5. The socket structure 4 is held by hand and pulled out from the slit 6 forward.

[0005]

However, in the conventional connector having the above-described structure, the slider 2 is slidably housed in the housing chamber 3 of the connector main body 1, and the slit 6 of the slider 2 Since the socket structure 4 is slidably housed in the connector body, clearances in the vertical and horizontal directions are required between the connector body 1 and the slider 2 and between the slider 2 and the socket structure 4, respectively. Is done.

As a result, the clearance in the vertical and horizontal directions between the connector body 1 and the socket structure 4 housed in the center thereof is synergistically large, and the socket structure 4 is inserted into the slit 6 of the slider 2. When it is inserted, it is difficult to align the contacts of the socket structure 4 with the pin contacts 5 of the connector body 1. In particular, since the inside diameter of the contacts of the socket structure 4 is extremely small, such as a few millimeters, it is difficult to align the contacts. There is a problem that the contact 5 cannot be fitted, and the tip of the pin contact 5 hits the front end face of the socket structure 4 to damage the pin contact 5.

Further, since the connector body 1 and the slider 2 slidably housed in the connector body 1 are both box-shaped resin molded products, the size of the entire connector, that is, the width, is increased. In addition to the problem that the length in the direction and the thickness direction is inevitably large,
Since the lever 8 is configured to be mounted inside the box-shaped connector main body 1, there is a problem that the shape of the mounting portion of the lever 8 to the connector main body 1 becomes complicated and it takes time to assemble.

[0008]

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned conventional problems, and can reduce the size of the entire connector. It is an object of the present invention to provide a socket contact that can be accurately and easily fitted with a pin contact of a connector body electrically connected to the socket contact. A pair of right and left guide portions having a predetermined length and a parallel beam portion connecting the rear portions thereof are formed in a U-shape, and a card connector is provided on the opposing surfaces of the two guide portions from the front to the rear thereof. When the guide groove for inserting the card connector is formed, the socket contact of the card connector inserted from the front along the guide groove is fitted into the front wall surface of the cross beam portion. A connector body with contact contacts mounted thereon, and an operation knob mounted on a top plate or bottom plate that is movably mounted in the front-rear direction so as to cover the upper or lower surface and both side surfaces of the connector body. At the front end of the side plate portion that covers the slider, a pressing piece is provided so as to protrude outward, and a slider is rotatably mounted on each of the right and left ends of the rear part of the connector body, and one end thereof is provided with a pressing piece of the slider. The other end is constituted by an eject lever installed at a position facing each of the insertion end faces of the card connector, and by rotating the slider backward, the two eject levers are rotated via the pushing pieces, A structure in which the card connector is moved forward of the connector main body by the other end of the eject lever, and the fitting between the socket contact and the pin contact is released. On connector, characterized in that the.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the embodiments shown in FIGS. 1 to 6. In the drawings, reference numeral 9 denotes a connector main body formed of an insulator and having a U-shape in plan view.
It mainly comprises a pair of left and right guide portions 10 and 10 having a predetermined length and arranged in parallel at a predetermined interval, and a cross beam portion 18 connecting the rear ends thereof. Are provided with guide grooves 10a for inserting a card connector 11 such as an IC card (a card with a built-in integrated circuit).

An upper wall portion 12 and a lower wall portion 13 are connected in a horizontal manner above and below the rear portions of the guide portions 10, 10, respectively. And guide rails 14 and 15a, 15b projecting above and below the outer surface along the longitudinal direction of both guide portions 10, respectively.
A guide projection 16 for retaining is provided between the upper and lower guide rails 15a and 15b provided on the outer surface of the guide portion 10.
Are provided in the longitudinal direction of the guide portion 10 by a predetermined length.

In addition, a pair of front and rear spaced apart front and rear portions for temporarily fixing a slider 17 to be described later are provided at left and right positions on the upper surface of the upper wall portion 12 connecting the rear portions of the guide portions 10 and 10 in a horizontal manner. The locking projections 18 are provided, and the rear portions of the upper wall portion 12 and the lower wall portion 13 have the same height as the inner height of the upper wall portion 12 and the lower wall portion 13. A rectangular cross beam 19 is connected between the guides 10 in a horizontal manner.

On the front surface of the cross beam portion 19, a plurality of pin contacts 20 which are in electrical contact with socket contacts (not shown) opened in the insertion end face of the card connector 11 are juxtaposed in a lateral direction. And the cross beam 1
On the left and right flat portions of the 9, pins 22, 22 having the same height as the upper surface of the upper wall portion 12, on which an eject lever 21 described later is mounted, are erected.

Reference numeral 21 denotes an eject lever, and the pin 22
The eject lever 21 is rotatable about the pin 22 by loosely fitting the pin 22 in an insertion hole 21c penetrating the center of the pin. Attached to. The inner end 21 a of the eject lever 21 is connected to the card connector 11.
The outer end 21b is arranged so as to be able to contact a pushing piece 23 of the slider 17 described later.

Reference numeral 17 denotes a slider which is formed by press working of a metal plate or molding of a synthetic resin. In the embodiment shown in FIG.
An operation knob 26 stands upright at the rear end of the center of the top plate 24. The left and right side plate portions 25 are formed with long holes 27 that can be fitted with the guide projections 16. Further, the rear ends of the left and right side plate portions 25 are bent outward at right angles. The pushing piece 23 is formed by bending.

Further, on the left and right sides of the upper surface of the top plate portion 24 of the slider 17, downward projections 29 which are locked between the front and rear locking projections 18, 18 project from the lower surface of the top plate portion 24. The guide rails 14, 15a, 15b are provided by fitting the slider 17 to the connector main body 9 from above and providing the back surfaces of the top plate 24 and the side plate 25 on the upper and outer surfaces of the connector main body 9, respectively. Contact.

Then, the slider 17 is moved to the side plate portion 2 thereof.
By fitting the guide protrusion 16 for preventing the connector main body 9 from being inserted into the long hole 27 formed in the connector 5, the slider 17 is slidable in the front-rear direction with respect to the connector main body 9 and is inadvertently detached. It is configured so that it cannot be done. In the drawing, reference numeral 30 denotes a mounting portion for fixing the connector 9 to a printed circuit board.

In order to mount the card connector 11 on the connector main body 9, first, the slider 17 is slid forward (to the left in the drawing) with respect to the connector main body 9, so that the pushing piece 23 and the eject lever are connected. Outer end 21b of 21
Is released, and the eject lever 21 is made rotatable, and then both ends of the card connector 11 on the insertion side are inserted into the guide grooves 10a of the left and right guide portions 10. Then, the card connector 11 is pushed in until the card connector 11 comes into contact with the front surface of the cross beam portion 19 of the connector body 9.
The pin contact 20 of the cross beam 19 is inserted into the socket contact 1 and the connector body 9 and the card connector 1 are inserted.
1 is electrically connected.

At this time, the inner end portions 21a of the left and right eject levers 21 are pushed rearward by the insertion end faces of the card connector 11, and the left eject lever 21 is moved counterclockwise and the right eject lever 2 is pushed.
1 rotates clockwise, so that the insertion of the card connector 11 is not hindered. In addition, the slider 1
7 is in the forward position and the pushing piece 23 is the eject lever 2
Even when the slider 17 is in contact with the outer end portion 21b, the slider 17 is forcibly retracted because the left and right eject levers 21 rotate.

Next, when the card connector 11 attached to the connector main body 9 is to be taken out from the connector main body 9, when the finger is put on the operation knob 26 of the slider 17 and the slider 17 is pushed forward, the left and right Push pieces 23 push the outer end 21b of the eject lever 21 backward. As a result, the inner ends 21a of the levers 21 rotate in the predetermined directions, respectively, and come into contact with the insertion end faces of the card connector 11 to push the card connector 11 forward. Is removed from At this time, the slider 17
The left and right lower projections 29 are temporarily fixed by being locked between the locking projections 18 of the connector main body 9. There is no inadvertent retreat.

[0020]

According to the connector of the present invention,
It is formed in a U-shape from a pair of left and right guide portions having a predetermined length and arranged in parallel and separated by a predetermined distance, and a cross beam portion connecting the rear portions thereof. A guide groove for inserting a card connector is formed, and a pin contact that fits with a socket contact of the card connector inserted from the front along the guide groove is mounted on the front wall surface of the cross beam portion. A connector body, and an operation knob on a top plate or bottom plate that covers the upper or lower surface and is mounted to be movable in the front-rear direction so as to cover the upper or lower surface and both side surfaces of the connector body. At the front end of the slider, a pushing piece is provided to protrude outwardly, and at the left and right ends of the rear part of the connector body are rotatably mounted, one end of which is the pushing piece and the other end of the slider. An ejection lever installed at a position facing each of the insertion end faces of the card connector, and by pushing the slider backward, the two ejection levers are rotated via the pushing pieces to thereby rotate the ejection lever. Since the card connector is moved to the front of the connector main body by the other end to release the fitting between the socket contact and the pin contact, the whole connector can be reduced in size. In addition, since the card connector is inserted directly into the connector body, the clearance in the vertical and horizontal directions can be made as small as possible, and when the card connector is inserted, the socket contact fits with the pin contact of the connector body. Matching can be performed reliably and easily. Therefore, it is possible to prevent the deformation and breakage of the pin contact, and to improve the durability, and at the same time, it is possible to easily assemble each part and to improve the workability.

[Brief description of the drawings]

FIG. 1 is a plan view of a connector according to the present invention.

FIG. 2 is a front view of the connector.

FIG. 3 is a side view of the connector.

FIG. 4 is a sectional view taken along line II-II of FIG.

FIG. 5 is a plan view illustrating the operation of the connector.

FIG. 6 is an exploded perspective view of the connector.

FIG. 7 is a perspective view of a conventional connector.

FIG. 8 is a plan view in which a part of the connector is cut away.

[Explanation of symbols]

 9 Connector Body 10 Guide 10a Guide Groove 11 Card Connector 17 Slider 19 Cross Beam 20 Pin Contact 21 Eject Lever 21a Inner End 21b Outer End 22 Pin 23 Pushing Piece 24 Top Plate 25 Side Plate 26 Operation Knob 27 Long Hole

Claims (1)

[Claims] 1. A pair of left and right guide portions having a predetermined length, which are arranged in parallel at a predetermined interval, and a cross beam portion connecting a rear portion thereof, are formed in a U-shape. A guide groove for inserting the card connector is formed from the front to the rear, and at the same time, the socket contact of the card connector inserted from the front along the guide groove on the front wall surface of the cross beam portion is fitted. A connector body fitted with pin contacts to be mounted, and an operation knob on a top plate or a bottom plate that is movably mounted in the front-rear direction so as to cover the upper or lower surface and both side surfaces of the connector body. At the front end of the side plate portion that covers the surface, a slider provided with a pushing piece protruding outward is provided. The slider is rotatably mounted on both left and right ends of the rear portion of the connector body. An eject lever is provided at a position where one end and the other end face the insertion end face of the card connector, and the eject lever is rotated rearward by pushing the slider rearward through the pushing piece. In the meantime, the card connector is moved forward of the connector body by the other end of the eject lever,
A connector characterized in that the socket contact and the pin contact are disengaged from each other.