JP2012146486A - Card connector with removing function - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a card connector with a removing function capable of reducing costs and stably discharging cards by reducing the number of components.SOLUTION: The card connector comprises a housing 2, in which a card-like member 1 is inserted, and a lock mechanism for restraining a movement of the card-like member 1. Restraint of the card-like member 1 is canceled by actuating a member 8 for a removing operation, so as to remove the card-like member. The housing 2 comprises a mold case 10, in which the card-like member 1 is inserted, and a shield cover 11 movable to the mold case 10 in a card insertion/removing direction. The shield cover 11 comprises an abutting plate part 22, against which a deep side edge of the card-like member 1 is abutted, and an energized plate part 24, against which a return spring 30 is abutted, and is energized in an extruding direction of the card-like member 1 by the return spring 30 and movable in the insertion/removing direction together with the card-like member 1.

Description

  The present invention relates to a card connector for connecting a card such as an IC card to a substrate, and relates to a card connector with a taking-out function that can take out the card by a simple operation.

  Conventionally, this type of card connector is known to have a take-out function capable of taking out a card-like member such as a card tray containing a card from the housing by operating a push pin (for example, a patent) Reference 1).

  For example, as shown in FIG. 10, the card connector with a taking-out function includes an extrusion arm 101 that is rotatably supported on the back side in the card insertion / removal direction of the housing 100, and one end of the extrusion arm 101 by a push pin 102. The pushing arm 101 is rotated by pushing the portion, and the other side 103 of the arm pushes the inner edge of the card tray 104 in the discharge direction.

Japanese Patent Laid-Open No. 10-189139

  However, in the conventional technology as described above, since it has a take-out mechanism consisting of an extrusion arm and a push pin for operating the extrusion arm, the entire outer shape of the connector, that is, the area occupied by the board to which the connector is attached increases. Along with that, there was a problem that the degree of freedom of design also decreased. On the other hand, if the outer shape of the pushing arm is reduced in order to reduce the size of the connector, there is a problem that the arm length necessary for discharging the card-like member with a sufficient pushing amount cannot be secured.

  Also, when pushing out the card-like member, the force applied by the operator is transmitted to the push-out arm via the push pin, so if the operator applies too much force, the card-like member will pop out vigorously and damage the card etc. There was a problem that there was a risk of inviting. Furthermore, there is a problem that a card-like member such as a tray may come out due to an impact caused by dropping or the like.

  Furthermore, since such a take-out mechanism is provided, there is a problem that the number of parts increases and the cost increases.

  SUMMARY OF THE INVENTION The present invention has been made in view of the above-described problems, and an object of the present invention is to provide a card connector with a take-out function that can reduce the number of parts, reduce costs, and enable stable discharge.

  In order to solve the conventional problems as described above and achieve the intended object, the feature of the invention according to claim 1 is that a housing in which a card insertion portion into which a card-like member is inserted is opened on the front surface, a predetermined A lock mechanism for restricting the movement of the card-like member at the pushing position of the card-like member, and the card-like member is released by operating the take-out operation member for operating the lock mechanism. In the card connector with a take-out function, the housing includes a mold case into which the card-like member is inserted, and a shield cover that is movable with respect to the mold case in the card-like member insertion / removal direction. The shield cover includes a stopper plate portion to which a back side edge portion of the card-like member is stoppered, and one end portion of the shield cover is the mold case. A biased plate portion that is held against the other end of the return spring fixed to the card, and is biased in the pushing direction of the card-like member by the return spring, and the card-like member is put in and out together with the card-like member. It is possible to move to.

  According to a second aspect of the present invention, in addition to the structure of the first aspect, the lock mechanism has a lock having an elastic locking portion that can be elastically engaged with a locked plate portion formed on the shield cover. The elastic locking portion is engaged with the locking plate portion at the predetermined push-in position, and the elastic locking portion is brought into contact with the take-out operation member. And an operating portion that operates in a direction away from the locked plate portion.

  As described above, the card connector with a removal function according to the present invention includes a housing in which a card insertion portion into which a card-like member is inserted is opened on the front surface, and a lock that restricts movement of the card-like member at a predetermined pushing position. A card connector with a take-out function, in which the card-like member is released by operating a take-out operation member for operating the lock mechanism, and the card-like member is taken out, The housing includes a mold case into which the card-like member is inserted, and a shield cover that is movable with respect to the mold case in a card-like member insertion / removal direction, and the shield cover has a back side edge of the card-like member. A return spring having a stopper plate portion to which the portion is stoppered and having one end portion fixed to the mold case A shield plate is provided that includes a biased plate portion to which the other end is abutted and is biased in the pushing direction of the card-like member by the return spring so that the card-like member can move in and out of the card-like member. The cover can also function as a slider for taking out a card-like member such as a card tray, so that the number of parts can be reduced to simplify the structure, and the cost can be reduced.

  In the present invention, the locking mechanism includes a lock member having an elastic locking portion that can be elastically engaged with a locked plate portion formed in the shield cover, and the elastic locking portion is the predetermined locking portion. An engaging portion that engages with the locked plate portion at the push-in position, and the elastic locking portion in a direction in which the engaging portion separates from the locked plate portion by contacting the take-out operation member. By providing an operating section to be operated, an extrusion arm or the like is not required, and the outer shape of the entire connector can be reduced. On the other hand, a card-like member such as a card tray with a stable extrusion amount even if it is reduced in size. Can be taken out.

It is a perspective view which shows an example of the card connector with a taking-out function which concerns on this invention. It is an AA line sectional view same as the above. It is a perspective view which shows the state at the time of extraction operation | movement same as the above. (A) is a top view which shows the card tray in FIG. 1, (b) is the bottom view, (c) is the BB sectional drawing. (A) is a top view which shows the shield cover in FIG. 1, (b) is the front view, (c) is the CC sectional view taken on the line. It is a top view which shows the outline of the state in the extrusion stop position of a card connector same as the above. It is a top view which shows the outline of the state in the predetermined pushing position of a card connector same as the above. (A) is a partial expanded sectional view which shows the state of the lock member of the state locked fully, (b) is a partial expanded sectional view which shows the state by which the lock of the lock member was cancelled | released. It is a partial enlarged plan view which shows another example of a locking mechanism part. It is a top view which shows an example of the conventional card connector with an attachment function.

  Next, embodiments of the card connector according to the present invention will be described based on the embodiments shown in the drawings. In the figure, symbol A is a card such as an IC card.

  In this card connector, when the card tray 1 containing the card A is inserted into the housing 2, the terminal portions 3, 3... Arranged on one side of the card A are supported in the housing 4. Are elastically contacted, and the card 3 is electrically connected to the substrate on which the housing 2 is installed via the contact 4.

  As shown in FIG. 4, the card tray 1 includes a flat plate-like main body 5 having a card receiving recess 5 a for storing a card on one side, and a front edge exposed portion arranged on the front side of the main body 5 in the insertion direction. 6 and is integrally formed of an insulating resin material.

  The leading edge exposed portion 6 is exposed to the outer surface of the device housing when the card connector is incorporated into an electrical device. When the card tray 1 is discharged from the housing 2, the card tray 1 is exposed to the device housing. It protrudes in a drawer shape from the outer side surface. Reference numeral 7 in the drawing is a guide hole for guiding a take-out operation member 8 to be described later.

  The housing 2 is configured by combining a mold case 10 made of an insulating resin material and a shield cover 11, and a card-like member insertion portion 12 into which the card tray 1 is inserted is formed in the front surface.

  The side of the card-like member insertion portion 12 is provided with a lock mechanism for restricting the movement of the shield cover 11 at a predetermined pushing position, and this lock mechanism shields the take-out operation member 8 formed of a wire rod-like pin. The restriction can be released by operating the cover 11 along the moving direction.

  As shown in FIG. 5, the shield cover 11 includes a flat top plate portion 13 and left and right side plate portions 14 and 14 that are bent downward from the side edges of the top plate portion 13. It is formed by bending.

  The shield cover 11 can be moved in the card tray 1 insertion / removal direction with respect to the mold case 10 by a slide mechanism.

  The sliding mechanism is configured by inserting a locking projection 10d protruding from the side surface of the mold cover 10 into a sliding groove 14a formed in the side plate portion 14 in the sliding direction, and is equivalent to the length of the sliding groove 14a. It can be slid.

  The top plate portion 12 is formed with a stopper plate portion 22, a side edge guide plate portion 23, a biased plate portion 24, an operation member guide plate 25, and a locked plate portion 26 by cutting and bending.

  The stopper plate 22 is cut out in a U-shape, leaving a fold 22a parallel to the back edge of the top plate 13 at the back side in the insertion / removal direction of the top plate 13, and is cut downward from the fold 22a, that is, inside the housing. The back edge of the card tray 1 inserted into the card-like member insertion portion 12 is held against the card-like member insertion portion 12.

  The side edge guide plate portion 23 is cut out to be a long plate shape, leaving a fold line 23a parallel to the side edge of the top plate portion 13, and is formed in a shape that is bent downward from the fold line 23a, that is, inside the housing. The side edge portion of the card tray 1 inserted in the card-like member insertion portion 12 is guided.

  The biased plate portion 24 is formed in a shape in which the end on the near side of the side edge guide plate portion 23 is bent outward, and the other end of the return spring 30 having one end fixed to the mold case 10 is The entire shield cover 11 is urged in the pushing direction by the return spring 30 via the urged plate portion 24.

  The locked plate portion 26 is cut into a U shape, leaving a fold 26a parallel to the fold 23a, and is formed in a shape that is bent downward from the fold 26a, that is, toward the inside of the housing, and returns to the side edge guide plate portion 23. It arrange | positions so that it may mutually oppose on both sides of the spring 30. FIG.

  The locked plate portion 26 is formed with a locking notch 27 in which an engaging portion 32 of a lock member 31 described later is detachably engaged.

  The operation member guide plate 25 is formed to have a long plate shape leaving a fold 25a parallel to the side edge of the top plate portion 13, and is bent downward from the fold 25a, that is, inside the housing. The front end of the operation member guide plate 25 is formed in a shape that is inclined obliquely toward the card tray, and a pin that guides the inserted operation member 8 to a position where a predetermined operation can be performed. A guide portion is formed.

  The lock mechanism includes a lock member 31 that can be engaged with the locked plate portion 26, and the lock member 31 engages with the locked plate portion 26 at a predetermined pushing position so that the shield cover 11 is at the predetermined pushing position. Can be restricted.

  The lock member 31 is integrally formed by bending a metal plate having elasticity, and has an elastic locking portion 40 that can be elastically engaged with the shield case 11.

  The elastic locking portion 40 includes a flat spring base 34 and a movable plate 36 supported via elastic spring pieces 35 and 35 supported on the side edges of the spring base 34. .

  The spring base portion 34 is integrally supported by an insert portion 41 integrated with the bottom plate portion of the mold case 10 by insert molding when the mold case 10 is molded, and a relief hole 42 formed in the bottom plate portion of the mold case 10. It protrudes in the hole 42 from the inner edge, and can be elastically rotated in the vertical direction around the base end portion on the insert portion 41 side.

  The elastic spring piece 35 is formed in a shape bent upward from the side edge of the spring base 34 so that the movable plate 36 can be rotated with respect to the spring base 34, and the movable plate 36 is moved to the original position by its spring property. To come back.

  The movable plate portion 36 is formed in an elongated plate shape, and the engaging portion 32 is formed at one end in the longitudinal direction.

  The engaging portion 32 is formed in a shape that is bent at a substantially right angle toward the locked plate portion side, and is engaged with the inner edge in the insertion / removal direction of the engaging notch 27. .

  An operation portion 37 that protrudes toward the card tray is formed on the front side portion of the movable plate portion 36.

  The operation portion 37 is formed into a mountain shape when viewed from above by pressing, and when the engaging portion 32 is engaged with the shield cover 11, the front end portion of the shield cover 11, that is, the biased plate portion. It arrange | positions so that it may protrude in the insertion / removal direction front side of the outer bottom face of 24. FIG.

  As shown in FIG. 3, the card connector with a take-out function configured in this way is in a state in which the shield cover 11 is slid in the push-out direction as shown in FIG. 3, and when the card tray 1 is inserted into the housing 2, the card The tray 1 is inserted to a position where the rear side edge of the tray 1 contacts the stopper plate 22 of the shield cover 11.

  In this state, the card tray 1 can be extracted from the housing 2 by moving the card tray 1 in the pull-out direction with a certain force or more.

  When the card tray 1 is further pushed against the urging force of the return spring 30, the operation portion 37 comes into contact with the locked plate portion 26 and the elastic locking portion 40 rotates in a direction away from the locked plate portion 26. The shield cover 11 together with the card tray 1 can be pushed in without receiving resistance.

  When the predetermined push-in position is reached, the movable plate portion 36 is returned to the original position by the elasticity of the elastic spring piece 35 and the locking piece 32 of the lock member 31 is moved to the locked plate portion 26 as shown in FIG. The engagement notch 27 is engaged with each other to restrict the movement of the shield cover 11 and the operation portion 37 projects to the front side of the biased portion 24.

  Next, in order to take out the card tray 1, when the take-out operation member 8 is inserted from the guide hole 7 formed in the leading edge exposed portion 6 of the card tray 1, the operation member guide plate 25 is further passed through the housing 2. 8A to reach a predetermined operable position, and as shown in FIG. 8B, the operation portion 37 comes into contact with the outer surface of the take-out operation member 8, and the elastic locking portion 40 is interposed via the operation portion 37. Is pushed to rotate counterclockwise, and the engaging portion 32 is detached from the locked plate portion 26.

  When the engaging portion 32 is disengaged from the locked plate portion 26, the movement restriction of the shield cover 11 is released. At the same time, the shield cover 11 is urged by the return spring 30 and the shield cover 11 is attached to the distal end portion of the take-out operation member 8. The urging plate portion 24 is brought into contact with the take-out operation member 8 so as to operate integrally.

  As the take-out operation member 8 is pulled out, the shield cover 11 moves to the pushing stop position while the movement is controlled by the take-out operation member 8, and the card tray 1 moves together with the shield cover 11. The card tray 1 is pushed out to the pushing stop position with the amount.

  In addition to the embodiment described above, the lock member may have a shape in which the elastic locking portion 50 is cantilevered as shown in FIG.

  This locking member has an elastic locking portion 50 formed in an elongated plate shape, and has an engaging portion 51 in a shape bent at a substantially right angle toward the locked plate portion side at one end portion. The side is integrally supported by a support portion 52 fixed to the housing. Further, an operation portion 53 having a shape projecting toward the card-like member side is formed slightly on the support portion side from the center of the elastic locking portion 50, and the operation portion 53 comes into contact with the take-out operation member 8 in the figure. As indicated by a dotted line, the elastic locking portion 50 is rotated in a direction in which the engagement portion 51 is separated from the locked plate portion 26 with the support portion side as a base end.

  Moreover, although the above-mentioned Example demonstrated the example using the card tray which accommodates a card | curd inside as a card-shaped member, you may insert a card | curd directly in a connector without using a tray. .

A card 1 card tray 2 housing 3 terminal portion 4 contact 5 body portion 6 front edge exposed portion 7 guide hole 8 take-out operation member 10 mold case 11 shield cover 12 card-like member insertion portion 13 top plate portion 14 side plate portion 15 grip plate Portion 21 Locking concave portion 22 Stopping plate portion 23 Side edge guide plate portion 24 Energized plate portion 25 Operation member guide plate 26 Locked plate portion 27 Locking notch 30 Return spring 31 Lock member 32 Engaging portion 33 Pull-out prevention member 34 Support plate part 35 Elastic spring piece 36 Movable plate part 37 Operation part 50 Elastic locking part 51 Engagement part 52 Support part 53 Operation part

Claims (2)

A removal operation member inserted into the housing, comprising a housing in which a card insertion portion into which a card-like member is inserted is opened on the front surface, and a lock mechanism for restricting movement of the card-like member at a predetermined pushing position In the card connector with a taking out function in which the regulation of the card-like member is released by operating the card-like member so that the card-like member is taken out,
The housing includes a mold case into which the card-like member is inserted, and a shield cover that is movable with respect to the mold case in a card-like member insertion / removal direction,
The shield cover includes a stopper plate portion to which a back edge portion of the card-like member is abutted, and one end portion of the return spring fixed to the mold case is abutted. An extraction function comprising an urging plate portion, wherein the shield cover is urged in the pushing direction of the card-like member by the return spring and is movable in the card-like member insertion / removal direction together with the card-like member. Card connector with. The locking mechanism includes a lock member having an elastic locking portion that can be elastically engaged with a locked plate portion formed on the shield cover,
The elastic locking portion is configured such that the engagement portion engages with the locked plate portion at the predetermined push-in position, and the elastic locking portion is brought into contact with the take-out operation member. A card connector with a taking-out function, characterized in that it comprises an operation portion that operates in a direction away from the locked plate portion.

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