TW201533987A - Card connector - Google Patents

Abstract

A card connector used to receive electrical cards includes an insulative housing, a plurality of terminals received in the insulative housing, a metal shell shielding the insulative housing, a receiving room surrounded by the insulative housing and the metal shell and an ejector. The card connector also has a resisting mechanism. The resisting mechanism is pivoted at the insulative housing and has a stopper protruding to the insulative housing. The stopper has a reacting portion extending at an angle which is not less than 90 degree between the plane of the reacting portion and the card inserting direction.

Description

Electronic card connector

The present invention relates to an electronic card connector, and more particularly to an electronic card connector having a foolproof mechanism.

In the prior art, referring to Taiwan Patent No. TW575251, the electronic card connector includes an insulative housing, a conductive terminal set housed in the insulating body, and an ejector plate disposed on the insulating body. There is a first accommodating space for accommodating more than one electronic card between the ejector plate and the insulative housing, and the ejector plate is provided with an anti-missing member, and the anti-missing member is partially connected with the electronic card when the electronic card is reversely inserted Interference is generated to prevent the insertion of the electronic card. Referring to the Taiwanese Patent No. TWM451710, the electronic card connector includes a frame, a pin, a slider and a stopper formed with an accommodation space. The stopper is movable in the insertion direction and has a triangular-shaped corner. When the electronic card is inserted into the accommodating space in the correct posture, the slider is pressed by the slider, and the chamfer of the electronic card is aligned with the corner of the stopper. The slider is allowed to move to the deepest position. When the electronic card is inserted in an incorrect posture, the frame is collided due to the corner of the electronic card corner abutting the stopper, thereby preventing the slider from moving to the deepest position, and the stop position is generated. effect.

The above-mentioned anti-missing structure has certain mobility, and may be caused by slippage when it is not fixed during the movement, so that the electronic card may be inserted when inserted in an incorrect posture, and the mechanical noise is large and the use is inconvenient; In addition, the anti-missing mechanism of the electronic card connector of the prior art is mostly used in the detachable mobile phone of the electronic card connector, and the electronic card connector in the smart phone has an unrelenting trend, and this trend is The SIM card is requested to be replaced by an external plug. During hot plugging, the SIM card chip burns out after the electronic card is reversely inserted.

Therefore, it is indeed necessary to provide a new electronic card connector to overcome the above drawbacks.

It is an object of the present invention to provide an electronic card connector that is relatively simple in construction and that prevents mis-insertion.

In order to achieve the above object, the electronic card connector of the present invention is configured to receive an electronic card, including an insulative housing, a terminal set housed in the insulative housing, a shielding housing and a card ejecting mechanism that cover the insulative housing and jointly form a receiving space. The electronic card connector further includes a stopping mechanism, wherein the stopping mechanism is pivotally fixed to the insulating body at one end and the blocking piece protruding into the receiving space at the other end, the blocking piece has a foolproof The angle between the surface of the foolproof portion and the direction of the card insertion is not less than 90 degrees.

Compared with the prior art, the invention has the following beneficial effects: one end of the stopping mechanism is fixed, and the elastic piece is pressed, and the structure difference between the inclined surface of the electronic card and the non-chamfered part is used to work, and the electronic card is inclined to push the block when the card is inserted in the forward direction. The mechanism is convenient for insertion, and the insertion is blocked when the card is inserted in the reverse direction. Safe and convenient, no noise interference and shockproof effect.

The first figure is a three-dimensional combination diagram of the electronic card connector of the present invention;

The second figure is a partial exploded view of the electronic card connector of the present invention;

Figure 3 is a perspective view of the electronic card connector of the present invention;

The fourth figure is a perspective view of the third figure from another angle;

The fifth figure is a schematic diagram when the electronic card starts to be inserted into the electronic card connector;

The sixth figure is a schematic diagram of the electronic card inserted into the electronic card connector halfway;

The seventh figure is a schematic diagram of the electronic card fully inserted into the electronic card connector;

The eighth figure is a schematic diagram of the electronic card when it exits the electronic card connector.

The electronic card connector 100 of the present invention is used to receive the electronic card 200. The electronic card connector 100 includes an insulative housing 1 and a terminal group 2 received in the insulative housing 1. a shielding case 3 that covers the insulative housing 1 and is enclosed with the insulative housing 1 to form a receiving space 10, a moving element 4 and a pivoting piece 5 and a switch 6 that are mounted on the side of the insulative housing 1 and jointly form a card ejecting mechanism The blocking mechanism 7 and the detecting mechanism (not labeled) for preventing mis-insertion. In the present invention, when referring to the up, down, left, and right directions, the first figure is referred to, and the card insertion direction and the card ejecting direction are set, and the electronic card insertion end is the front end.

Referring to the third and fourth figures, the insulative housing 1 includes a base portion 11 and side seats 12 that are formed on both sides of the base portion 11 and integrally formed with the base portion 11. The base portion 11 is provided with two receiving slots 110 for accommodating the terminal group 2 in two rows. The side seat 12 on the left side of the base portion 11 is provided with a first receiving portion 121 and a second receiving portion 122 that respectively accommodate the switch 6 and the stopping mechanism 7. The first housing portion 121 and the second housing portion 122 are disposed forward and backward and the first housing portion 121 is disposed at the front end. The side seat 12 on the right side of the base portion 11 is provided with a third receiving portion 123 and a fourth receiving portion 124 and is convexly provided with a cylindrical pivot shaft 13. The third housing portion 123 and the fourth housing portion 124 are disposed forward and backward and the third housing portion 123 is provided at the front end.

The terminal group 2 is disposed in two rows and integrally formed on the base portion 11 , and has a soldering portion 21 , a holding portion 22 held in the insulative housing 1 , and a contact portion 23 that protrudes upward into the receiving space 10 .

Referring to the second to fourth figures, the shielding case 3 includes a main body 31 and a side wall 32 formed by bending the two sides of the main housing 31 downwardly. The side wall 32 is provided with a plurality of grounding legs 30 connected to the circuit board. The shielding case 3 has an autonomous housing 31 bent downward and extending forward and backward to form a spring piece 33. The rear end of the elastic piece 33 is a free end and is movable in the left-right direction. A front end of the side wall 32 defines a retaining hole 34 and a detecting portion 35 extending from the side wall 32 to the retaining hole 34.

Referring to the second to fourth figures, the card ejecting mechanism includes a moving assembly 4 mounted on the right side of the insulative housing 1 and a pivoting piece 5 mounted on the front end of the insulative housing 1 and freely rotatable. The moving component 4 includes a sliding block 41 of a substantially rectangular parallelepiped shape, a spring 40 sleeved on the sliding block 41, and a push rod 42. A sleeve 410 of a spring 40 is protruded from a front end of the sliding block 41, and a right side of the cylinder 410 is a through hole 411 for receiving the push rod 42. The front end of the push rod 42 is a hook portion 420 and the right side of the hook portion 420 is bent at the contact surface 421. Referring to the second figure, the sliding block 41 and the spring 40 are housed in the fourth receiving portion 124, and the push rod 42 is received in the third receiving portion 123.

The pivoting piece 5 includes a pushing arm 51 having a pivot hole 50 and a pushing arm 52 extending from the left side of the pushing arm 51 and disposed at an obtuse angle with the pushing arm 51. The pivot shaft 13 passes through the pivot hole 50 to fix the pivot piece 5.

Referring to the first, third, and fourth figures, the switch 6 includes a first switch terminal 61 and a second switch terminal 62 that are received in the first housing portion 121. The first switch terminal 61 includes a first fixing piece 611 that is fixed on the side seat 12, and a first soldering leg 612 that is bent and extended from the bottom end of the first fixing piece 611 to the left side, and is in contact with the second switch terminal 62. The first abutting piece 613 and the first abutting piece 614 that connects the first fixing piece 611 and the first pressing piece 613 and protrude toward the receiving space 10 . The second switch terminal 62 includes a second fixing piece 621 fixed to the insulative housing 1 , a second soldering leg 622 extending from the front end of the second fixing piece 621 , and a rear end bent from the rear end of the second fixing piece 621 . The second abutting piece 623 which is formed to be in contact with the first abutting piece 613 is formed by folding.

Referring to the second to fifth figures, the stopping mechanism 7 is received in the second receiving portion 122, and includes a connecting piece 71 fixed to the insulative housing 1 at one end, and bent at the upper end edge of the rear portion of the connecting piece 71. The stopper piece 72 extending to the accommodating space 10 and the elastic piece 33 provided on the shielding case 3. The elastic piece 33 on the shielding shell 3 is located outside the connecting arm 71. The stopper piece 72 has an abutting portion 721 and a foolproof portion 722 and an angle between the foolproof portion 722 and the connecting member 71 is not less than 90 degrees. When the electronic card 200 is inserted in the correct posture, the chamfer 201 of the electronic card 200 abuts against the abutting portion 721 of the blocking piece 72, and the blocking mechanism 7 and the elastic piece 33 can be pushed to the outside, and the electronic card 200 is smoothly inserted. When the non-chamfering of the card 200 is in contact with the stopper piece 72, the non-chamfered structure is placed on the foolproof portion 722, and the stopper mechanism 7 cannot be moved to prevent the electronic card 200 from being inserted.

The detecting mechanism includes a detecting terminal 8 and a detecting portion 35. The detecting terminal 8 has a fixing piece 81 extending forward and backward and holding on the side seat 12, a welding piece 82 extending along the bottom end of the fixing piece 81 to the right side and extending from the front end of the fixing piece 81, and the rear end of the fixing piece 81 is away from the receiving space. The retracting piece 83 protruding in the 10 direction, the detecting side piece 85 which can be in contact with the detecting portion 35 on the shielding case 3, and the elastic piece 84 which connects the retracting piece 83 and the detecting side piece 85 and protrude toward the receiving space 10.

Referring to the fifth and sixth figures, when the electronic card starts to be inserted into the accommodating space 10, the chamfer 201 of the electronic card 200 abuts against the abutting portion 721 of the blocking piece 72 and pushes the stopping mechanism 7 to slide outward. At this time, the first abutting piece 613 of the first switch terminal 61 is in contact with the second abutting piece 623 of the second switch terminal 62, and the hook portion 420 abuts against the pushing arm 51. Referring to the first and seventh figures, when the electronic card 200 is fully inserted, the stop piece 72 is pushed to the outermost side, and the chamfer 201 of the electronic card 200 pushes the first resisting piece 614 to move outward, so that the first switch terminal 61 The first abutting piece 613 is in contact with the second abutting piece 623 of the second switch terminal 62. Referring to the eighth figure, when the card is retracted, the spring 40 is contracted so that the sliding block 41 drives the push rod 42 to slide forward, and the push rod 42 pushes the push arm 51 to cause the card push arm 52 to push the electronic card 200 backward. The contact surface 421 is in contact with the elastic pressing piece 84 and pushes the detecting terminal 85 to the outside to be in contact with the detecting portion 35 of the shielding case 3, and the first resisting piece 614 is disconnected from the chamfer 201 of the electronic card 200. The first abutting piece 613 and the second abutting piece 623 are again in contact with each other to complete the card retraction.

It should be noted that the electronic card connector 100 of the present invention is provided with a stop mechanism 7 at the front end of the left side of the insulative housing 1 to prevent the electronic card 200 from being inserted incorrectly, thereby effectively preventing the positioning.

The above description is only for the several embodiments of the present invention, and not all of the embodiments, any equivalent changes taken by those skilled in the art by reading the specification of the present invention are the patents of the present invention. Covered by the scope.

100‧‧‧electronic card connector

1‧‧‧Insulating body

10‧‧‧ accommodating space

11‧‧‧ base

110‧‧‧ receiving trough

12‧‧‧ side seat

121‧‧‧First accommodation

122‧‧‧Second housing

123‧‧‧ Third Housing

124‧‧‧fourth accommodation

13‧‧‧ pivot

2‧‧‧Terminal group

21‧‧‧Weld Department

22‧‧‧ Holding Department

23‧‧‧Contacts

3‧‧‧Shaded housing

31‧‧‧Main housing

32‧‧‧ side wall

33‧‧‧Shrap

34‧‧‧Replacement hole

35‧‧‧Detection Department

4‧‧‧Mobile components

40‧‧‧ Spring

41‧‧‧Slip block

410‧‧‧Cylinder

411‧‧‧through hole

42‧‧‧Put

420‧‧‧ hook

421‧‧‧Contact surface

5‧‧‧ pivoting piece

50‧‧‧ pivot hole

51‧‧‧Top push arm

52‧‧‧ card push arm

6‧‧‧ switch

61‧‧‧First switch terminal

611‧‧‧First fixed piece

612‧‧‧First welding feet

613‧‧‧First abutment

614‧‧‧First resist

62‧‧‧Second switch terminal

621‧‧‧Second fix

622‧‧‧Second welding feet

623‧‧‧Second abutment

7‧‧‧stop mechanism

71‧‧‧Connecting piece

72‧‧‧stop film

721‧‧‧Resistance

722‧‧‧Danger Prevention Department

8‧‧‧Detection terminal

81‧‧‧Fixed tablets

82‧‧‧welding piece

83‧‧‧Recession film

84‧‧‧Blasting tablets

85‧‧‧Detection film

200‧‧‧electronic card

201‧‧‧Chamfering

no

40‧‧‧ Spring

41‧‧‧Slip block

421‧‧‧Contact surface

51‧‧‧Top push arm

52‧‧‧ card push arm

613‧‧‧First abutment

614‧‧‧First resist

622‧‧‧Second welding feet

623‧‧‧Second abutment

71‧‧‧Connecting piece

72‧‧‧stop film

721‧‧‧Resistance

83‧‧‧Recession film

200‧‧‧electronic card

201‧‧‧Chamfering

Claims (9)

An electronic card connector for accommodating an electronic card, including an insulating body;
The terminal group is housed in the insulating body;
The shielding shell covers the insulating body and forms a receiving space together with the insulating body;
And a stopping mechanism, wherein the stopping mechanism is pivotally fixed to the insulating body at one end and the blocking piece protrudes into the receiving space at the other end, the blocking piece has a foolproof portion. The angle between the surface of the foolproof portion and the direction of the card insertion is not less than 90 degrees. The electronic card connector of claim 1, wherein the blocking piece further has an abutting portion, and the electronic card has a chamfering edge, and when the electronic card is inserted in the correct manner, the abutting portion and the chamfering point are The flap is rotated to the outside. The electronic card connector of claim 1, wherein the blocking mechanism further has a connecting piece which is bent downward from the blocking piece and extends backward, and a side seat is arranged on both sides of the insulating body. The connecting piece is fixed on the side seat of the insulative housing and is attached to the outer side of the side seat in the card insertion direction. The electronic card connector of claim 1, wherein the shielding housing has a main housing, a pair of side walls, and a spring piece disposed on the side wall, the elastic piece being located outside the stopping mechanism when the electronic card is inserted At this time, the elastic piece is pressed outward by the stopper piece. The electronic card connector of claim 1, wherein the shielding housing has a pair of side walls, and the end of the side wall is provided with a detecting portion corresponding to the position of the card ejecting mechanism, and the card ejecting mechanism includes a moving component and a detecting terminal of the push rod, the detecting terminal has a detecting side piece that can be in contact with the detecting portion on the shielding shell, and when the card is retracted, the push rod slides forward and pushes the detecting terminal to move to the outside To contact with the detection unit to detect whether the card withdrawal operation is completed. The electronic card connector of claim 5, wherein the detecting terminal further comprises an elastic pressing piece protruding from the rear end of the detecting piece toward the receiving space, and a retracting from the rear end of the elastic pressing piece toward the receiving space. The front end of the push rod is provided with a hook portion received inside the retracting piece. When the card is retracted, the push rod slides forward, and the hook portion contacts the elastic pressing piece and pushes the elastic pressing piece to move outward, and is in contact with the detecting portion. The electronic card connector of claim 1, wherein the electronic card connector further comprises a switch disposed on the insulative housing and having a first switch terminal and a second switch terminal, the first switch terminal having a first abutting piece and a first abutting piece protruding toward the receiving space, the second switch terminal has a second abutting piece contacting the first abutting piece, and when the electronic card is fully inserted, the electronic card contacts the first Abutting the sheet and pushing the first switch terminal to the outside causes the first abutting piece to be separated from the second abutting piece. The electronic card connector of claim 7, wherein the switch and the stopping mechanism are disposed before and after the switch is located at the front. The electronic card connector of claim 1, wherein the electronic card connector further comprises a pivoting piece disposed at a front end of the insulating body and a moving element having a push rod and a sliding block, the pivoting The piece includes a push arm and a push arm. When the card is retracted, the slide block is pushed forward to move the push rod forward, the push rod pushes the push arm forward and the push arm rotates backward, so that the electronic card exits the receiving space. .