TWI577089B - Electrical 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 capable of avoiding scratching of a conductive terminal and an electronic card.

Known electronic card connector patents, such as the Chinese Patent No. CN103050806, the Republic of China Patent No. TWM472339, the US Patent No. US7967640, and the Japanese Patent Laid-Open No. JP 2011-165560, all disclose a person who increases the flexibility of the terminal. The font terminal is provided with two holding portions fixed to the insulating body, two elastic portions extending from the holding portion, and a contact portion at the ends of the two elastic portions. The contact portion still protrudes from the insulative body in a cantilever manner to contact the electronic card, and the free end of the contact portion is likely to be scratched with the electronic card, causing deformation of the conductive terminal and failing.

Therefore, in view of the above problems, it is necessary to provide an electronic card connector capable of avoiding scratching of the conductive terminal and the electronic card to solve the above problem.

It is an object of the present invention to provide an electronic card connector capable of avoiding scratching of a conductive terminal and an electronic card.

In order to solve the above problems, the present invention provides an electronic card connector including an insulating body defining a receiving cavity, a left-right direction and a front-rear direction, and a conductive terminal held in the insulating body, the conductive terminal including a soldering portion and two holding portions. And a curved connecting portion between the two holding portions, wherein the curved connecting portion is arched toward the receiving cavity The protruding contact portion is connected to the opposite ends of the contact portion with an elastic portion.

Further, each of the elastic portions includes a first linear portion connected to the holding portion and a second linear portion connecting the first linear portion and the contact portion, and the first linear portion and the second linear portion are connected There is a corner between the two.

Further, the first linear portion extends in the left-right direction, the second linear portion extends in the front-rear direction, the contact portion extends in the left-right direction, and the curved connecting portion is entirely S-shaped.

Further, wherein the first linear portion extends in a first oblique direction oblique to the left-right direction and the front-rear direction, and the second linear portion extends in a second oblique direction different from the first oblique direction, and The contact portion extends in the second oblique direction, and the curved connecting portion is entirely Z-shaped.

Further, wherein the two holding portions are located on both sides of the contact portion in the left-right direction and both sides in the front-rear direction, and the two corner portions of the first linear portion and the second linear portion are also located in the left-right direction of the contact portion. Both sides of the side and front and rear directions.

Further, the insulating body comprises an upper insulating body and a lower insulating body, and the upper insulating body and the lower insulating body are separately formed and assembled to form the receiving cavity.

Further, wherein the lower insulative housing comprises a bottom portion, a slot is provided on both sides of the bottom portion, and a locking recess is provided on the rear portion, the upper insulative housing includes a top portion, and the top portion includes sidewalls of the slot extending perpendicularly into the slot on both sides and A post that extends from the rear portion and is fastened to the locking recess.

Further, the electronic card connector further includes a shielding shell, a card ejecting mechanism and a tray, the shielding shell including a base, a side extending from the base, and an elasticity on the inner side of the side a card holding arm, the card ejecting mechanism is provided with a push rod and an actuator pivotally connected to the push rod, the tray includes a groove that is buckled with the elastic holding arm, and the push rod is located in the metal in the left and right direction The side of the same side of the housing and the elastic clamping arm.

Further, the soldering portion of the same conductive terminal extends from the one of the holding portions of the conductive terminal to the insulating body and the other holding portion is freely held in the insulating body or each of the holding portions is connected to a soldering portion to extend out of the insulating body. .

Further, the soldering portions are arranged in a row in the outer surface of the insulating body or in the middle of the insulating body, and the soldering portions are arranged in two rows, misaligned and spaced in the hollow portion.

Compared with the prior prior art, the present invention has at least the following beneficial effects: the conductive terminal of the electronic card connector of the present invention has an elastic portion of the contact portion that is upwardly arched, and an elastic portion is connected to both ends of the contact portion to ensure the elasticity of the conductive terminal. And the contact portion does not have a cantilever-like exposed free end, and the conductive terminal is scratched when contact with the electronic card is avoided.

100‧‧‧electronic card connector

1‧‧‧Insulating body

10‧‧‧ containment chamber

11‧‧‧Upper insulation body

111‧‧‧ top

1111‧‧‧ side wall

1112‧‧‧Bump

12‧‧‧Insulated body

121‧‧‧ bottom

1211‧‧‧ slot

1212‧‧‧Lock notch

13‧‧‧镂空部

2‧‧‧Electrical terminals

21‧‧‧First conductive terminal

22‧‧‧Second conductive terminal

23‧‧‧Weld Department

24‧‧‧ Holding Department

25‧‧‧ Curved joints

251‧‧‧Contacts

252‧‧‧Flexible Department

2521‧‧‧First Linear Department

2522‧‧‧Second Linear Department

2523‧‧‧ corner

3‧‧‧Shaded housing

31‧‧‧First metal shell

32‧‧‧Second metal casing

301‧‧‧ base

302‧‧‧ side

303‧‧‧Flexible card holder

4‧‧‧Retirement agency

41‧‧‧Put

42‧‧‧Execution

5‧‧‧Tray

51‧‧‧ Mainframe

52‧‧‧ 盖部

501‧‧‧ Groove

502‧‧‧Rectangular recess

200‧‧‧electronic card

201‧‧‧Contact surface

202‧‧‧Back

203‧‧‧Metal gasket

The first figure is a three-dimensional combination diagram of two electronic cards inserted into the electronic card connector of the present invention.

The second drawing is a partial exploded view of the electronic card and the electronic card connector of the present invention.

The third figure is an exploded perspective view of the electronic card connector of the present invention.

The fourth figure is an exploded perspective view of another angle of the electronic card connector of the present invention.

The fifth figure is a combination diagram of the conductive terminal set of the electronic card connector of the present invention incorporated in the insulating body.

The sixth figure is a conductive terminal group in another embodiment of the electronic card connector of the present invention A combination diagram of the insulative body is mounted.

Hereinafter, a specific embodiment of the electronic card connector 100 of the present invention will be described in detail with reference to the drawings.

Referring to FIG. 1 to FIG. 6 , the electronic card connector 100 of the present invention is configured to receive two electronic cards 200 , including an insulative housing 1 defining a receiving cavity 10 , a left and right direction and a front and rear direction, and being held in the insulative housing 1 . The conductive terminal 2, the shielding case 3 covering the insulative housing 1, the card ejecting mechanism 4 attached to the insulative housing 1 side, and the tray 5 slidably mounted in the receiving cavity 10.

Referring to the third and fourth figures, the insulative housing 1 includes separately formed and assembled to form the insulative housing 11 and the lower insulative housing 12 above the receiving cavity 10. The lower insulative housing 12 includes a bottom portion 121. The bottom portion 121 has a slot 1211 on both sides and a rear portion is provided with a locking recess 1212. The upper insulating body 11 includes a top portion 111. The top portion 111 includes a side wall 1111 extending perpendicularly from the two sides of the insertion slot 1211 and a protrusion 1112 extending from the rear portion and locking the locking recess 1212. Therefore, the upper insulating body 11 and the lower insulating body 12 are separately formed and assembled to form the receiving cavity 10, and the manufacturing process is simple.

Referring to FIG. 3 to FIG. 6 , the conductive terminal 2 includes a first conductive terminal 21 held in the upper insulating body 11 and a second conductive terminal 22 held in the lower insulating body 12 . The terminals of the first conductive terminal 21 and the second conductive terminal 22 have the same shape, that is, each of the conductive terminals 2 includes a soldering portion 23, two holding portions 24, and a curved connecting portion 25 between the two holding portions 24, The curved connecting portion 25 is arched in the middle to form a contact portion 251 that protrudes toward the receiving cavity 10. The curved connecting portion 25 can ensure that the electronic card connector 100 utilizes a small space to achieve the functional requirements of the conductive terminal 2. The contact portion 251 is formed in an arch shape, and protrudes from the inner surface of the insulative housing 1 adjacent to the receiving cavity 10 to be connected to the electronic card 200. The two ends of the contact portion 251 are connected with the elastic portion 252. The elastic portion 252 ensures the elasticity of the conductive terminal 2, and the elastic portion 252 does not protrude from the inner surface of the insulating body 1 adjacent to the receiving cavity 10, so that the contact portion 251 does not The free end of the cantilevered shape is exposed, and the tray 5 does not scratch the conductive terminal 2 during the insertion and removal process, thereby avoiding deformation of the conductive terminal 2. In the present embodiment, the curved connecting portion 25 is of an S shape. In other embodiments, the curved connecting portion 25 is Z-shaped. Specifically, referring to the fifth and sixth figures, the S-shaped curved connecting portion 25 is different from the Z-shaped curved connecting portion 25 in that the elastic portion 252 of the S-shaped curved connecting portion 25 is connected to the holding portion 24 . And a first linear portion 2521 extending in the left-right direction and a second linear portion 2522 connecting the first linear portion 2521 and the contact portion 251 and extending in the front-rear direction, and the extending direction of the contact portion 251 is a left-right direction, that is, the whole is The S-shaped; the elastic portion 252 of the Z-shaped curved connecting portion 25 includes a first linear portion 2521 connected to the holding portion 24 and extending in a first oblique direction obliquely with respect to the left-right direction and the front-rear direction, and the first connection a linear portion 2521 and a contact portion 251 and a second linear portion 2522 extending in a second oblique direction different from the first oblique direction, and the extending direction of the contact portion 251 is opposite to the second oblique direction, that is, the whole is Z type.

In the fifth and sixth figures, the two holding portions 24 are located on both sides in the left-right direction of the contact portion 251 and on both sides in the front-rear direction. A corner portion 2523 is provided between the connected first linear portion 2521 and the second linear portion 2522, and the two corner portions 2523 are also located on both sides in the left-right direction of the contact portion 251 and on both sides in the front-rear direction. Therefore, when the electronic card 200 is inserted, the conductive terminal 2 is pressed, and the force for balancing the conductive terminal 2 can be provided, and the deviation of the force is prevented from causing permanent deformation of the conductive terminal 2.

The soldering portion 23 of the same conductive terminal 2 extends from the one of the holding portions 24 of the conductive terminal 2 to the insulative housing 1 and the other holding portion 24 is freely held in the insulative housing 1. In other embodiments, each of the retaining portions 24 is connected to a welded portion 23 and extends out of the The edge body 1 is outside. Referring to the fourth figure, the welded portions 23 are arranged in a row outside the insulating body 1. Referring to the sixth figure, the hollow portion 13 is disposed in the middle of the insulating body 1. The welded portion 23 is arranged in two rows, misaligned and spaced in the hollow portion 13.

Referring to the third and fourth figures, the shielding housing 3 includes a first metal housing 31 mounted on the upper insulating body 11 and a second metal housing 32 mounted under the lower insulating body 12. Each of the first metal housing 31 and the second metal housing 32 includes a base portion 301 and a side portion 302 extending downward from the base portion 301, at least one of the first metal housing 31 and the second metal housing 32 An elastic snap arm 303 is located on the inside of the side portion 302.

Referring to the second figure, the tray 5 includes a main body frame 51 and a cover portion 52 on the side of the main body frame 51. The two sides of the main body frame 51 include a recess 501 that is engaged with the elastic latching arm 303 and two identical rectangular recesses 502 that are opposite to each other for receiving two electronic cards 200 of the same specification. Dual card dual standby, and does not need to consider the installation direction when placing the same size electronic card 200. The side of the electronic card 200 that is in contact with the conductive terminal 2 and is provided with the metal spacer 203 is defined as the contact surface 201, and the back surface 202 of the contact surface 201 is in contact with the tray 5. Therefore, the tray 5 does not need to be intentionally insulated.

Referring to the second to fourth figures, the card ejecting mechanism 4 is provided with a push rod 41 and an actuator 42 pivotally connected to the push rod 41. The push rod 41 is located between the cover portion 52 of the tray 5 and the actuator 42 in the front-rear direction. The push rod 41 is located between the side portion 302 on the same side of the shield case 3 and the elastic holding arm 303 in the left-right direction perpendicular to the front-rear direction.

In summary, the present invention has indeed met the requirements of the invention patent, and has filed 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 thereto. Equivalent modifications or variations made by those skilled in the art in the spirit of the present invention are still included in the scope of the appended claims.

100‧‧‧electronic card connector

1‧‧‧Insulating body

2‧‧‧Electrical terminals

3‧‧‧Shaded housing

4‧‧‧Retirement agency

5‧‧‧Tray

200‧‧‧electronic card

Claims (10)

An electronic card connector for accommodating an electronic card includes an insulating body defining a receiving cavity, a left-right direction and a front-rear direction, a tray slidably mounted in the receiving cavity, and a conductive terminal held in the insulating body, wherein the conductive The terminal includes a soldering portion, two holding portions, and a curved connecting portion between the two holding portions, wherein the curved connecting portion is arched to form a contact portion protruding toward the receiving cavity, and the opposite ends of the contact portion are connected with the elastic portion The insulative housing includes an upper insulative housing and a lower insulative housing that respectively hold the conductive terminals, and the tray includes two rectangular recesses that face up and down to accommodate two electronic cards to implement dual card dual standby. The electronic card connector of claim 1, wherein each of the elastic portions includes a first linear portion connected to the holding portion and a second linear portion connecting the first linear portion and the contact portion. There is a corner portion between the first linear portion and the second linear portion. The electronic card connector according to claim 2, wherein the first linear portion extends in the left-right direction, the second linear portion extends in the front-rear direction, the contact portion extends in the left-right direction, and the curved connecting portion as a whole is S type. The electronic card connector of claim 2, wherein the first linear portion extends in a first oblique direction obliquely with respect to the left-right direction and the front-rear direction, and the second linear portion is different from the first The second oblique direction of the oblique direction extends, and the contact portion extends in the second oblique direction, and the curved connecting portion is entirely Z-shaped. The electronic card connector of claim 2, wherein the two holding portions are located on both sides of the contact portion in the left-right direction and on both sides in the front-rear direction, and the first linear portion and the second linear portion The corner portions are also located on both sides in the left-right direction of the contact portion and on both sides in the front-rear direction. The electronic card connector of claim 1, wherein the upper insulating body and the lower insulating body are separately formed and assembled to form the receiving cavity. The electronic card connector of claim 6, wherein the lower insulating body comprises a bottom portion, a slot is provided on both sides of the bottom portion, and a locking recess is provided at the rear portion, and the upper insulating body includes a top portion. The top portion includes a side wall extending perpendicularly from both sides of the slot and a post extending from the rear portion and being fastened to the locking recess. The electronic card connector of claim 6, further comprising a shielding shell, a card ejecting mechanism and a tray, the shielding shell comprising a base, a side extending from the base, and an elastic latch on the inner side of the side An arm, the card ejecting mechanism is provided with a push rod and an actuator pivotally connected to the push rod, the tray includes a groove that is buckled with the elastic latching arm, and the push rod is located in a metal shell in a left-right direction Between the side of the same side and the elastic holding arm. The electronic card connector of claim 1, wherein the soldering portion of the same conductive terminal extends from the one of the holding portions of the conductive terminal to the insulating body and the other holding portion is freely held in the insulating body or each holding Each part is connected to a welded portion and extends out of the insulating body. The electronic card connector according to claim 1, wherein the welded portions are arranged in a row outside the insulating body or in the middle of the insulating body, and the hollow portion is arranged in two rows, misaligned and spaced. Inside the department.