TWI596842B - Card connector - Google Patents

Description

Electronic card connector

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

Taiwan's new patent No. TWM454643, the electronic card connector includes a rotating rod pivotally connected between the insulating seat and the housing and located at the end of the card space and a push rod matched with the rotating rod, and the end of the rotating rod is linked with the push rod. When the electronic card is inserted, the end pressing the rotating rod rotates clockwise to drive the push rod to exit in the opposite direction of the electronic card entering direction, until the push rod and the electronic card form a buckle positioning; when pushing the push rod in the direction of the card insertion, causing the push The rod and the electronic card release the buckle positioning, so that the push rod drives the rotating rod to rotate counterclockwise, and the rotating rod pushes the electronic card to exit.

During the card withdrawal process, the push rod needs to be pushed to the front end of the insulating body to withdraw the card, which complicates the operation. The length of the push rod is close to the length of the insulating body, which is easy to cause the card to be unstable.

In view of this, it is indeed necessary to provide an electronic card connector electronic card connector that is simple to operate and that can stabilize the card and securely eject the card to overcome the drawbacks of the prior art.

The object of the present invention is to provide an electronic card connector, and more particularly to an electronic card connector which is simple in operation and can stably lock a card and safely eject the card.

The electronic card connector of the present invention can be realized by the following technical solutions: an electronic card connector comprising an insulating body, a plurality of terminals received in the insulating body, and a shielding shell covering the insulating body and forming a receiving space together with the insulating body a movable element and a card ejecting mechanism inserted into the receiving space, the ejecting mechanism having a push rod, a sliding block that moves with the movable element, and a spring limited between the insulating body and the sliding block, wherein the shielding shell The body is provided with a first elastic piece, and the first elastic piece is provided with a locking piece that blocks the sliding block from retreating at the locking position and a guiding portion located at the rear end of the locking piece, the pushing rod has an abutting portion, and the pushing rod is forward The movement drives the urging portion forward to the guiding portion and lifts up the first elastic piece along the guiding portion to disengage the locking piece from the sliding block.

As a further improvement of the present invention, the movable element is provided with a locking groove, and the sliding block is provided with an abutting surface and a mating portion engaged with the movable element, and the movable element is pushed forward by the cooperation with the engaging portion. The block is in the locked position, and the locking piece abuts on the rear side of the abutting surface at the locking position and is locked with the locking groove.

As a further improvement of the present invention, the shielding shell is provided with a second elastic piece on the rear side of the first elastic piece, and the pushing rod is provided with a locking groove which is buckled with the second elastic piece in an initial position.

According to a further improvement of the present invention, the card ejecting mechanism includes a holding portion fixed to the insulative housing, the push rod has a pushing portion and an extending portion that is held by the holding portion and movable back and forth. The pushing portion is provided at the front end of the extending portion.

According to a further improvement of the present invention, the holding portion is provided with a slot for sliding the extending portion in the front and rear and a sliding slot communicating with the slot, and the extending portion is disposed to slide in the sliding slot. Ribs.

As a further improvement of the present invention, the sliding block includes a long strip The main body portion and the abutting block provided at the rear end of the main body portion protrude from the main body portion, and the abutting surface is formed at the rear end of the abutting block.

As a further improvement of the present invention, the movable element is a drawer for loading an electronic card.

As a further improvement of the present invention, the front end of the shielding shell is provided with a third elastic piece, and the third elastic piece is elastically resisted on the front side of the movable element at the locking position.

Compared to the prior art, the push rod of the present invention has a small length, which is the length of the insulating body minus the length of the spring and the length of the abutment block. Pushing a component with a smaller length to perform a card withdrawal process is easier to operate and the card is stable. At the same time, the displacement of the push rod in the front-rear direction is the distance between the front end of the first elastic piece and the rear end of the second elastic piece minus the distance between the abutting portion and the snap groove. The push rod moves a small distance to smoothly implement card insertion and card withdrawal. This further enables the electronic card connector to realize stable lock card and safe card withdrawal by simple operation.

100‧‧‧electronic card connector

1‧‧‧Insulating body

10‧‧‧ accommodating space

11‧‧‧Base

111‧‧‧Slip groove

2‧‧‧ terminals

21‧‧‧Weld Department

22‧‧‧ Holding Department

23‧‧‧Contacts

3‧‧‧Drawer

31‧‧‧Lock groove

4‧‧‧Shaded housing

41‧‧‧ top wall

42‧‧‧ side wall

43‧‧‧First shrapnel

431‧‧‧Lock pieces

432‧‧‧Guidance

44‧‧‧Second shrapnel

45‧‧‧Opening

46‧‧‧ Third shrapnel

5‧‧‧Return card agency

51‧‧‧Put

511‧‧‧Extension

5111‧‧‧Remove the Ministry

512‧‧‧Promotion Department

513‧‧‧ snap groove

514‧‧‧ ribs

52‧‧‧ Keeping Department

521‧‧‧ slot

522‧‧‧ sliding slot

53‧‧‧metal pieces

54‧‧‧Sliding block

541‧‧‧ Main body

542‧‧‧Abutment block

543‧‧‧Abutment

544‧‧‧Match Department

5441‧‧‧Protruding

55‧‧‧ Spring

6‧‧‧metal seat

61‧‧‧Metal wall

The first figure is a perspective assembled view of the electronic card connector of the present invention in an initial position; the second figure is a partial exploded view of the electronic card connector shown in the first figure in an initial position; A cross-sectional view of the electronic card connector along the line III-III in the first figure; the fourth figure is a three-dimensional combination of the electronic card connector of the present invention in the latching position; the fifth figure is the electronic card connector shown in the fourth figure a partial exploded view of the position of the lock; Figure 6 is a cross-sectional view of the electronic card connector shown in the fourth figure taken along line VI-VI of the fourth figure; the seventh figure is a cross-sectional view of further pushing the push rod forward to achieve unlocking; the eighth figure is shown in the second figure. Further partial exploded view of the electronic card connector; the ninth drawing is an exploded view of the shielding case, the insulating body, the metal seat and the card ejecting mechanism; and the eleventh drawing is the shielding case, the insulating body, and the metal seat shown in the ninth drawing An exploded view of another angle with the card withdrawal mechanism.

Referring to the first to tenth drawings, the electronic card connector 100 of the present invention is for accommodating an electronic card (not shown). The electronic card connector 100 includes an insulative housing 1 , a plurality of terminals 2 disposed in the insulative housing 1 , a metal base 6 , a drawer seat 3 loaded with an electronic card , and is covered by the insulative housing 1 and enclosed with the insulative housing 1 . The shielding case 4 that is the receiving space 10 and the card ejecting mechanism 5 that is attached to the insulative housing 1 and housed in the housing space 10 .

The insulative housing 1 includes a base 11 provided with a sliding groove 111.

The plurality of terminals 2 are disposed in two rows and integrally formed on the base 11. Each of the terminals 2 has a welded portion 21, a holding portion 22 that is held in the insulative housing 1, and a contact portion 23 that protrudes upward into the receiving space 10.

The metal seat 6 is located on both sides of the terminal 2 and integrally formed with the insulative housing 1 and is provided with a metal wall 61.

The drawer seat 3 has a rectangular frame shape. A latching groove 31 is provided on one side of the drawer base 3.

The shielding shell 4 includes a top wall 41 and is bent and extended from both sides of the top wall 41. Side wall 42. The top wall 41 defines an opening 45, a first elastic piece 43 extending forward in the opening 45, and a second elastic piece 44 extending rearward. The front end of the first elastic piece 43 is provided with a laterally extending locking piece 431. The first elastic piece 43 is further provided with a stepped guide portion 432 which is located at the rear side of the locking piece 431 and is substantially bent into a Z shape. In conjunction with the tenth figure, the front end of the shielding case 4 is further provided with a third elastic piece 46.

The card ejecting mechanism 5 includes a holding portion 52 provided with a slot 521 extending in the front-rear direction, a push rod 51 having a pushing portion 512 and an extending portion 511, a spring 55, a sliding block 54 slidable in the front-rear direction, and The sliding piece 54 serves as a reinforcing metal piece 53. A latching groove 513 is recessed downwardly from the upper end of the extending portion 511. A rib 514 is protruded downward from the lower end of the extending portion 511. The front end of the extending portion 511 forms an urging portion 5111. The holding portion 52 is provided with a slit 521 that extends in the front-rear direction. As shown in the tenth diagram, a sliding groove 522 is provided at the bottom of the holding portion 52. The slider 54 includes a long main body portion 541, a fitting portion 544 that protrudes laterally from the main body portion 541, and an abutting block 542 that is provided at the rear end of the main body portion. An abutting surface 543 is formed at the rear end of the abutting block 542. A protruding portion 5441 that slides in the sliding groove 111 of the susceptor 11 is protruded from the lower end of the fitting portion 544.

When the card ejecting mechanism 5 is assembled to the insulative housing 1 , the holding portion 52 is fixed to the metal wall 61 of the metal seat 6 . The extension portion 511 of the push rod 51 is held by the slit 521 on the holding portion 52. The rib 514 of the push rod 51 is slidable within the sliding groove 522 of the holding portion 52. The spring 55 is held between the insulative housing 1 and the front end of the slider 54.

The first to third figures disclose the state in which the drawer holder 3 is inserted forward from the initial position into the accommodating space 10. The front end of the drawer seat 3 abuts against the fitting portion 544. The second elastic piece 44 is elastically buckled in the locking groove 513 of the push rod 51.

The fourth to sixth figures disclose the state in which the drawer holder 3 is inserted forward to the lock position. The drawer seat 3 pushes the fitting portion 544 together to push forward to the latching position. Lock of the first shrapnel 43 The side end of the buckle piece 431 is locked to the locking groove 31 of the drawer seat 3, and the front end is pressed against the rear end of the abutting surface 543 of the sliding block 54 to prevent the abutting block 542 from retreating. The third elastic piece 46 is elastically abutted against the front side of the drawer seat 3. The spring 55 is compressed.

The seventh figure reveals the state of exiting the drawer seat 3. In conjunction with the eighth to tenth views, the pushing portion 512 of the push rod 51 is continuously pushed forward, and the rib 514 slides in the sliding groove 522 of the holding portion 52. The push rod 51 slides forward to move the snap groove 513 forward away from the second elastic piece 44. The urging portion 5111 of the push rod 51 moves forward and pushes up the first elastic piece 43 along the guiding portion 432 of the first elastic piece 43. The side end of the locking piece 431 of the first elastic piece 43 is separated upward from the locking groove 31 of the drawer seat 3, and the front end is separated upward from the abutting surface 543 of the sliding block 54. The unlocked slider 54 drives the unlocked drawer seat 3 to retract to the initial position under the elastic restoring force of the spring 55.

The push rod 51 of the present invention has a small length, which is the length of the insulating body 1 minus the length of the spring 55 and the length of the abutting block 542. In the process of inserting and ejecting the card, the displacement of the push rod 51 of the present invention in the front-rear direction is the distance between the front end of the first elastic piece 43 and the rear end of the second elastic piece 44 minus the pressing portion 5111 and the buckle groove 513. The distance between them. The push rod 51 moves a small distance to smoothly implement card insertion and card withdrawal. In this way, the electronic card connector 100 can realize stable lock card and safe card withdrawal by simple operation.

In other embodiments, the drawer 3 can also be replaced with an electronic card. The drawer 3 or the electronic card can be regarded as a movable element. The holding portion 52 can be fixed to the insulative housing 1 through the metal wall 61 of the metal seat 6, or can be fixed to the insulative housing 1 by being integrally formed with the insulative housing 1. The spring 55 is limited to be disposed between the insulative housing 1 and the sliding block 54 , and may be disposed between the insulative housing 1 and the sliding block 54 , or may be disposed between the other components located on the insulative housing 1 and the sliding block 54 . The spatial position is between the insulating body 1 and the sliding block 54.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. However, the above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and those skilled in the art will be able to make equivalent modifications or variations in accordance with the spirit of the present invention. It should be covered by the following patent application.

100‧‧‧electronic card connector

1‧‧‧Insulating body

10‧‧‧ accommodating space

2‧‧‧ terminals

3‧‧‧Drawer

31‧‧‧Lock groove

4‧‧‧Shaded housing

41‧‧‧ top wall

42‧‧‧ side wall

43‧‧‧First shrapnel

431‧‧‧Lock pieces

432‧‧‧Guidance

44‧‧‧Second shrapnel

45‧‧‧Opening

51‧‧‧Put

513‧‧‧ snap groove

54‧‧‧Sliding block

544‧‧‧Match Department

55‧‧‧ Spring

Claims (8)

An electronic card connector includes an insulative housing, a plurality of terminals received in the insulating body, a shielding shell covering the insulating body and surrounding the insulating body, and a movable housing inserted into the receiving space and the card is retracted a mechanism, the card ejecting mechanism has a push rod, a sliding block that moves with the movable element, and a spring that is limited between the insulating body and the sliding block, wherein the shielding shell is provided with a first elastic piece, the first elastic piece a locking piece for blocking the sliding block at the locking position to prevent the sliding block from retreating to abut the movable element and a guiding portion at the rear end of the locking piece, the pushing rod having an abutting portion and the pushing rod being forward The movement drives the urging portion forward to the guiding portion and lifts up the first elastic piece along the guiding portion to disengage the locking piece from the sliding block. The electronic card connector of claim 1, wherein the movable element is provided with a locking groove, the sliding block is provided with an abutting surface and a mating portion that cooperates with the movable element, and the movable element passes The mating portion cooperates to push the sliding block to the locking position, and the locking piece abuts against the rear side of the abutting surface of the sliding block and the locking groove of the movable component at the locking position Lock. The electronic card connector of claim 2, wherein the shielding housing is provided with a second elastic piece on the rear side of the first elastic piece, and the pushing rod is provided with the second elastic piece in an initial position. Snap groove. The electronic card connector of claim 2, wherein the card ejecting mechanism further comprises a holding portion fixed to the insulative housing, the push rod having a pushing portion and an extension retained in the holding portion and movable back and forth The urging portion is disposed at a front end of the extending portion. The electronic card connector of claim 4, wherein the holding portion is provided with a slot for sliding the extending portion in the front and rear, and a sliding slot communicating with the slot, the extending portion is provided for sliding a rib that slides in the groove. The electronic card connector of claim 2, wherein the sliding block comprises an elongated main body portion and an abutting block disposed at a rear end of the main body portion, the engaging portion protruding laterally from the main body portion, the The junction is formed at the rear end of the abutment block. The electronic card connector of claim 1, wherein the movable element is a drawer for loading an electronic card. The electronic card connector of claim 1, wherein the front end of the shielding shell is provided with a third elastic piece, and the third elastic piece is elastically resisted on the front side of the movable element at the locking position.