TWI452775B - Card connector - Google Patents

Description

Card connector

The present invention provides a card connector, and more particularly to a card connector that mates with an electronic card having a notch on the side.

U.S. Patent No. 7,749,074 discloses a card connector for receiving an electronic card having a notch on its side. The card connector includes an insulating body, a plurality of conductive terminals received in the insulating body, a frame-shaped sliding component mounted on the insulating body and having sidewalls, and a lock card mounted on the sidewall for engaging with the recess of the electronic card Piece. The sliding element cooperates with the spring and the guiding rod to form a card ejecting mechanism of the card connector. The side wall of the sliding element is provided with an arc-shaped groove, the bottom of the locking block is provided with a convex block, or the bottom of the locking block is provided with an arc-shaped groove, and the side wall of the sliding component is provided with a convex block, so that the locking block is installed On the side wall of the sliding member and rotatable within the groove. The locking and unlocking of the locking block and the electronic card are implemented during the rotation of the locking block. The card connector further includes a housing that covers the insulative housing to form a card receiving space. The housing is provided with a cantilever-shaped elastic piece on one side thereof, and the elastic piece is always pressed against the locking block during the rotation of the locking block to cooperate with the rotation of the locking block in the groove. However, after a long period of use, the elastic force provided by the elastic piece is getting smaller and smaller, so that the lock block is not finally pressed to provide the force required for the rotation of the lock block, that is, the life of the card connector is limited.

In view of this, it is necessary to provide a new card connector to overcome the above drawbacks.

It is an object of the present invention to provide a card connector having a long service life.

In order to achieve the above object, the present invention adopts the following technical solution: a card connector defining a card accommodating space for accommodating an electronic card having a notch on the side, comprising: an insulating body; and a conductive terminal held by the insulating book The body and the card ejecting mechanism are mounted on one side of the insulative housing, and include a sliding member, an elastic body and a guiding component. The sliding member comprises a sliding body and a locking block mounted on the sliding body, and the sliding main system is inserted and removed along the card. The direction moves linearly, and the lock block linearly moves in the left-right direction orthogonal to the card insertion and removal direction before the electronic card contacts the sliding body, and moves linearly along the card insertion and removal direction after the electronic card contacts the sliding body.

Compared with the prior art, the lock block of the card connector of the present invention moves in the left and right direction before the electronic card contacts the slider, and moves back and forth along with the slider after the electronic card contacts the slider, and the whole process does not need to be shelled. The shrapnel on the body does not have the problem that the elastic force of the shrapnel disappears, and the card connector has a long service life.

100‧‧‧ card connector

1‧‧‧Insulating body

11‧‧‧ Body Department

12‧‧‧Installation Department

121‧‧‧ guiding slot

1211‧‧‧First guiding slot

1212‧‧‧Second guiding slot

122‧‧ ‧ blocking

2‧‧‧Electrical terminals

3‧‧‧Retirement agency

31‧‧‧Sliding parts

311‧‧‧Sliding subject

3111‧‧‧ Main body

3112‧‧‧Return Card Department

3113‧‧‧ Groove

3114‧‧‧ receiving holes

3115‧‧‧heart slot

3116‧‧‧ Guide block

312‧‧‧Lock block

3121‧‧‧ Base

3122‧‧‧Limited posts

3123‧‧‧Cone

3124‧‧‧Abutment

32‧‧‧ Elastomers

33‧‧‧Guide elements

4‧‧‧Shaded housing

1 is a perspective view of a card connector of the present invention; a second diagram is a partial assembly diagram of the card connector of the present invention; a third diagram is an exploded perspective view of the card connector of the present invention; and a fourth diagram is a card connection of the present invention. A perspective view of another angle of the device; a fifth view is a top view of an electronic card ready to be inserted into the card connector of the present invention; a sixth view is a bottom view of the fifth figure; and a seventh figure is a lock of the electronic card insertion process The block has not yet been overlooked with the electronic card lock Figure 8 is a bottom view of the seventh figure; the ninth figure is a top view of the lock block and the electronic card lock and located at the starting position of the movement with the slide; the tenth view is the bottom view of the ninth figure; The eleventh figure is a top view of the electronic card being held at the position of the lock card; the twelfth figure is a bottom view of the eleventh figure; and the thirteenth figure is the process of ejecting the elastic body to the card insertion opening but the electron The top view of the card has not been pulled out; the fourteenth figure is the bottom view of the thirteenth figure.

Referring to the first to the fourteenth, the card connector 100 of the present invention includes an insulative housing 1, a plurality of conductive terminals 2 held in the insulative housing 1, a card ejecting mechanism 3 mounted on the side of the insulative housing 1, and shielding. A shielding case 4 of the card housing space 5 is formed on the insulative housing 1. The card connector 100 of the present invention defines a card insertion/removal direction (front-rear direction) and a left-right direction orthogonal to the card insertion/removal direction (front-rear direction).

Referring to the second and third figures, the insulative housing 1 has a frame shape, and includes a main body portion 11 for holding the conductive terminal 2 and a mounting portion 12 for mounting the card ejecting mechanism 3 on the side of the main body portion 11. The mounting portion 12 is provided with a guiding groove 121 penetrating through the bottom. The guiding groove 121 has a first guiding groove 1211 extending linearly in the front-rear direction and a second guiding groove 1212 located at the front end of the first guiding groove 1211 and laterally. The insulating body 1 forms an inclined extending portion 122 in front of the second guiding groove 1212.

Referring to the second to fourth figures, the card ejecting mechanism 3 includes a slider 31, an elastic body 32 and a guiding member 33. The sliding member 31 is made of an insulating material and is of a split type design, and includes a sliding body 311 and a locking block 312 attached to the sliding body 311. The sliding body 311 includes a main body portion 3111 extending forward and backward, and a card releasing portion 3112 that is bent from the end of the main body portion 3111 and extends into the card accommodating space 5. A groove 3113 for mounting the lock block 312 is disposed on the main body portion 3111. The groove 3113 extends in the left-right direction, and the bottom portion is provided with an elongated receiving hole 3114 penetrating the sliding body 311. The latching block 312 includes a base portion 3121 that slides in the recess 3113 and a limiting stud 3122 that protrudes from the bottom of the base portion 3121 into the receiving hole 3114. The base portion 3121 is provided with a tapered portion 3123 at one end of the card accommodating space 5, and an abutting surface 3124 is provided at one end of the base portion 3123. A rear end of the recess 3113 is provided with a core groove 3115. One end of the guiding element 33 is fixed on the insulating body 1 and the other end slides in the core groove 3115. The elastic body 32 is sandwiched between the insulative housing 1 and the main body portion 3111. A guide block 3116 is provided at the bottom of the sliding body 311.

Referring to the first to sixth figures, the fifth and sixth figures are respectively a top view and a bottom view of the electronic card 6 having the notch 61 on one side ready to be inserted into the card connector 100 of the present invention. Because the electronic card 6 has not been inserted, the lock block 312 is mounted on the sliding body 311 at an initial position, that is, the base portion 3121 is located on the right side of the recess 3113 near the card accommodating space 5, and the limiting stud 3122 passes through the receiving hole 3114. The right side is located at the front end of the first guiding groove 1211. The tapered portion 3123 extends out of the recess 3113 and protrudes into the card receiving space 5, and the blocking portion 122 protrudes into the recess 3113, so that the abutting surface 3124 abuts against the blocking portion 122 of the insulative housing 1.

Referring to the first to fourth, seventh and eighth figures, wherein the seventh and eighth figures are respectively inserted during the insertion of the electronic card 6, the lock block 312 is outwardly turned by the electronic card 6 (left) A top view and a bottom view that are pressed and not yet locked with the electronic card 6. Because the tapered portion 3123 The card protrudes into the card accommodating space 5, so that the width of the card accommodating space 5 is reduced, and the electronic card 6 presses the lock block 312 outward (left). The base portion 3121 of the latching block 312 moves linearly to the left in the recess 3113, the limiting stud 3122 moves linearly in the receiving hole 3114, and the limiting stud 3122 moves from the first guiding slot 1211 to the second guiding slot 1212. . In the preferred embodiment, the locking block 312 is moved to the leftmost side, and the electronic card 6 can just enter the card receiving space 5, and the tapered portion 3123 of the locking block 312 abuts against the left edge of the electronic card 6. During this process, the abutting surface 3124 also slides relative to the left side of the blocking portion 122 of the insulative housing 1 and does not disengage from the blocking portion 122. The abutting surface 3124 is pressed against the force applied by the blocking portion 122. The direction of the force is perpendicular to the abutment surface 3124.

Please refer to the first to fourth, ninth and tenth views, wherein the ninth and tenth views are a top view and a bottom view of the lock block 312 and the electronic card 6 lock, here is the sliding body The starting position of the 311 movement. When the tapered portion 3123 of the locking block 312 encounters the side recess 61 of the electronic card 6, the force applied by the blocking portion 122 to the abutting surface 3124 causes the locking block 312 to return to the initial position again, that is, the base 3121 The straight line re-moves to the right side of the groove 3113, and the limit stud 3122 moves back to the front end of the first guiding groove 1211 in a straight line, and the locking block 312 moves to the right to the tapered portion 3123 and the notch 61 to lock. The leading edge of the electronic card 6 abuts the card releasing portion 3112 of the slider 31 so as to drive the slider 31 to include the sliding body 311 and the locking block 312 to move together in the card insertion direction. Thereafter, the guide block 3116 and the limiting stud 3122 will move linearly rearwardly within the first guiding slot 1211.

Please refer to the first to fourth figures, the eleventh and twelfth figures, wherein the eleventh and twelfth drawings are a top view and a bottom view of the electronic card 6 held at the lock position. By the movement of the guiding member 33 in the core groove 3115, the electronic card 6, the sliding body 311 and the lock block 312 are held at the lock position. The limiting studs 3122 are retained in the first guiding slot 1211 so that the electronic card 6 cannot be directly taken out.

Please refer to the first figure to the fourth figure, the thirteenth figure and the fourteenth figure. In the thirteenth and fourteenth drawings, during the exit of the electronic card 6, the elastic body 32 is elastically released to the card insertion port but The top view and the bottom view of the electronic card 6 have not been pulled out. When the electronic card 6 is withdrawn, the electronic card 6 is pushed again in the direction of the card insertion, and the guiding member 33 is disengaged from the locking position of the card slot 3115, the elastic body 32 is elastically released, and the electronic card 6 is returned to the card insertion opening. The PUSH-PUSH card withdrawal mechanism 3 principle is a well-known art in the industry and will not be described again. The limiting protrusion 3122 is reversely retracted to the front end along the first guiding groove 1211, and the abutting surface 3124 is resisted by the blocking portion 122 of the insulating body 1. The impact force of the electronic card 6 is offset, thereby achieving the effect of preventing the flying card. The user needs to apply a force in the direction of the ejecting direction, the electronic card 6 presses the lock block 312 to move outward (left), the tapered portion 3123 and the notch 61 finally detach, and the electronic card 6 is pulled out.

In the card connector 100 of the present invention, during the entire card insertion/removal process, the sliding body 311 moves linearly in the front-rear direction, and the locking block 312 linearly moves in the left-right direction before the electronic card 6 contacts the sliding body 311, and the electronic card 6 and the sliding The body 311 is in contact with the sliding body 311 and moves linearly in the front-rear direction. In the above process, the lock block 312 does not need to be shielded by the elastic piece provided on the shielding case 4, and there is no problem that the elastic force of the elastic piece disappears, and the card connector 100 has a long service life. In addition, during the card withdrawal process, the abutting surface 3124 is resisted by the blocking portion 122 of the insulative housing 1, and the impact force of the electronic card 6 is offset, thereby achieving the effect of preventing the flying card.

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‧‧‧ card connector

1‧‧‧Insulating body

2‧‧‧Electrical terminals

311‧‧‧Sliding subject

312‧‧‧Lock block

32‧‧‧ Elastomers

33‧‧‧Guide elements

4‧‧‧Shaded housing

Claims (10)

A card connector, which defines a card accommodating space and a card insertion and removal direction, and is configured to receive an electronic card having a notch on the side, comprising: an insulating body; a conductive terminal, being held in the insulating body; and a card withdrawing mechanism, Mounted on one side of the insulative housing, comprising a sliding member, an elastic body and a guiding element, the sliding member comprising a sliding body and a locking block mounted on the sliding body, the sliding body remaining stationary before the electronic card contacts the sliding body The lock block moves linearly in the left-right direction orthogonal to the card insertion and removal direction. After the electronic card contacts the sliding body, the lock block moves linearly along the sliding body along the sliding direction. The card connector of claim 1, wherein the sliding body comprises a main body portion extending in a card insertion and removal direction and a card ejecting portion extending from the end of the main body portion into the card receiving space, the main body portion There is a groove for mounting the lock block. The card connector of claim 2, wherein the groove extends in a left-right direction. The card connector of claim 2, wherein the bottom of the groove is provided with a longitudinal receiving hole, and the locking block comprises a base sliding in the groove and a limit extending from the bottom of the base to the receiving hole. Position stud. The card connector of claim 4, wherein one end of the base near the card receiving space is provided with a tapered portion, and one end away from the tapered portion is provided with an abutting surface. The card connector of claim 5, wherein the insulative housing comprises a mounting portion, the mounting portion is provided with a guiding slot, and the limiting stud extends into the guiding slot. The card connector of claim 6, wherein the guiding slot has a first guiding slot extending in the card insertion and removal direction and a second guiding slot at the front end of the first guiding slot and laterally . The card connector of claim 7, wherein the insulative housing has a blocking portion abutting against the abutting surface, and the blocking portion protrudes into the recess. The card connector of claim 2, wherein the groove is provided with a heart-shaped groove in the rear of the card insertion and removal direction, and the guiding element has a free end that slides in the heart-shaped groove. The card connector of claim 2, wherein the elastic body is held between the insulative housing and the main body portion.