TWI603535B - Electrical card connector - Google Patents

Description

Electronic card connector

The present invention relates to an electronic card connector.

For the prior art, please refer to the Republic of China Patent TWM437546, which discloses an electronic card connector including an insulative housing, a tray for carrying an electronic card, a plurality of conductive terminals fixed in the insulating body, and a retracted side of the insulating body. a card body and a metal casing that is disposed on the insulative housing. The metal casing and the insulative housing define a receiving space for receiving the tray. The plurality of conductive terminals are arranged in two rows and fixed in the insulating body. The arrangement of the plurality of conductive terminals conforms to the standard of the Micro SIM card.

In addition, the Chinese Patent No. TWM432173 discloses another electronic card connector, which comprises an insulating body, a plurality of conductive terminals fixed in the insulating body, a card ejecting mechanism fixed on one side of the insulating body, and a cover disposed on the insulating layer. a metal casing on the body, the metal casing and the insulative housing are mutually defined and formed with a receiving space for receiving the electronic card, wherein the plurality of conductive terminals are arranged in a row and fixed in the insulating body, and the plurality of conductive terminals are The arrangement is in accordance with the standards of the Micro-SD card.

However, the electronic card connector disclosed in the prior art can only be used to plug in a specific electronic card, and cannot simultaneously compatible two electronic cards. In actual production, different molds need to be opened to produce the above two different electronic cards to meet different needs. Designing products for this purpose will inevitably result in greater manufacturing costs and a greater waste of resources.

Therefore, it is indeed necessary to provide an electronic card connector that is compatible with both electronic cards to solve the above technical problems.

The technical problem to be solved by the present invention is to provide an electronic card connector that is compatible with two electronic cards.

In order to solve the above technical problem, the present invention adopts the following technical solution: an electronic card connector includes an insulating body, a plurality of conductive terminals fixed in the insulating body, and a cover disposed on the insulating body and shared with the insulating body Defining a metal casing formed with a receiving space, the conductive terminal includes a plurality of front terminals, a plurality of rear terminals, and a plurality of predetermined terminals, wherein the front and rear terminals are arranged along the front and rear directions of the electronic card connector The two rows together form a first card terminal group, and the predetermined terminal and the rear row terminal are arranged in a row and together constitute a second card terminal group, wherein the first card terminal group and the second card terminal group are respectively used for docking Two different electronic cards.

Further, the arrangement of the first card terminal group conforms to the standard of the Nano-SIM card.

Further, the arrangement of the second card terminal group conforms to the standard of the Micro-SD card.

Further, the electronic card connector further includes a tray for carrying a Nano-SIM card, the tray including a main body portion and an operation portion at an end of the main body portion for the user to grasp, the edge contour of the main body portion Similar to the shape of the Micro-SD card, the main body portion is recessed to form an accommodation space for accommodating the Nano-SIM card.

Further, the two terminals located at the outermost side of the second card terminal group are predetermined terminals.

Further, in the second card terminal group, apart from the two outermost two predetermined terminals, the remaining predetermined terminals and the rear row terminals are spaced apart one by one.

Further, each of the rear terminals includes a contact point for contacting the docking electronic card, and each of the predetermined terminals includes an abutting point for contacting the docking electronic card, the overlapping point And the abutting point protrudes into the receiving space, and in the front and rear direction of the electronic card connector, the abutting point of the predetermined terminal is located at the rear end of the overlapping point of the rear row terminal and the overlapping point Intersected by a distance.

Further, the insulative housing comprises a bottom wall and two side walls extending upwardly along two side edges of the bottom wall, wherein one of the side walls is formed with a through slot, and the through slot is disposed through the side wall and formed to face the receiving space. Inclined surface.

Further, the electronic card connector further includes a card ejecting mechanism fixed on one side, the card ejecting mechanism includes a slidable push rod disposed on one side of the insulative housing and rotatably disposed on the insulative body The card is located on the back of the push rod.

Further, the metal casing includes a top plate and two side plates extending downward along the two side edges of the top plate. At least one of the side plates is formed with a resilient arm, and one end of the elastic arm is bent into the receiving space to form a curved lock. Buckle.

Compared with the prior art, in the design of the present invention, the same electronic card connector can be compatible with two different electronic cards by sharing some of the terminals of the two card connectors.

1‧‧‧Insulating body

10‧‧‧ accommodating space

11‧‧‧ bottom wall

111‧‧‧ shaft

12‧‧‧ side wall

121‧‧‧Return card slot

122‧‧‧through slot

1221‧‧‧Sloping surface

13‧‧‧ Back wall

131‧‧‧Switch slot

2‧‧‧Electrical terminals

21‧‧‧First card terminal set

211‧‧‧Front terminal

2110‧‧‧Contact points

212‧‧‧ Rear terminal

2120‧‧‧ 接接点

22‧‧‧Second card terminal set

220‧‧‧Resist points

221‧‧‧established terminals

3‧‧‧Retirement agency

31‧‧‧Put

32‧‧‧Returning block

4‧‧‧Switch terminals

41‧‧‧Contacts

5‧‧‧Metal casing

51‧‧‧ top board

52‧‧‧ side panels

53‧‧‧Switch arm

54‧‧‧Flexible arm

541‧‧‧Locking Department

55‧‧‧Shrap

6‧‧‧Tray

61‧‧‧ Main body

62‧‧‧Operation Department

7‧‧‧Nano-SIM card

8‧‧‧Micro-SD card

The first figure is a perspective view of the electronic card connector of the present invention, which shows a tray carrying a Nano-SIM card inserted therein; the second figure is a partial exploded view of the electronic card connector shown in the first figure, which shows A perspective view of the metal casing separated from the main body; the third drawing is a partial exploded view of the electronic card connector shown in the first figure, showing the metal casing and the tray carrying the SIM card being pulled out from the insulating body. The fourth drawing is an exploded perspective view of the electronic card connector of the present invention; and the fifth drawing is a top view of the electronic card connector of the present invention after removing the metal casing; Figure 6 is a partially exploded perspective view of the electronic card connector of the present invention showing a perspective view of a Micro-SD card inserted therein with the metal casing separated from the insulative housing.

Referring to FIG. 1 to FIG. 6 , the electronic card connector of the present invention includes an insulative housing 1 , a plurality of conductive terminals 2 fixed in the insulative housing 1 , and a reattachment on the side of the insulative housing 1 . The card mechanism 3 is fixed to the switch terminal 4 at the rear end of the insulative housing 1 and is disposed on the insulative housing 1 and defines a metal housing 5 having a receiving space 10 therein. The electronic card connector also includes a tray 6 for carrying the Nano-SIM card 7 for use with it. All of the directions in this document are based on the first figure, in which the card end of the electronic card connector is regarded as its front end and the other end is the back end. The electronic card connector of the present invention can selectively accommodate a Micro-SD card 8 or a Nano-SIM card 7 carried by the tray 6.

As shown in the third and fourth figures, the insulative housing 1 includes a flat bottom wall 11 , two side walls 12 extending upward along the side edges of the bottom wall 11 and extending upward along the rear end edge of the bottom wall 11 . After the wall 13, the bottom wall 11, the side wall 12, the rear wall 13, and the metal casing 5 are collectively defined to form a receiving space 10 for receiving an electronic card. One of the side walls 12 is formed with a card withdrawal slot 121. A switch slot 131 for receiving the fixed switch terminal 4 is recessed from the rear wall 13 adjacent to one of the side walls 12 . A cylindrical rotating shaft 111 is formed to protrude upward from the rear end position of the bottom wall 11. A through groove 122 is formed in the side wall 12 away from the side of the card ejecting mechanism 3, and the through groove 122 is disposed through the side wall 12 and is formed with an inclined surface 1221 facing the receiving space 10, and the inclined surface 1221 is used for the Micro- The corresponding structure on the SD card 8 (Trans-flash Card) or the tray 6 is resisted to prevent the Micro-SD card 8 or the tray 6 from being excessively inserted into the accommodating space 10.

As shown in the third and fourth figures, the conductive terminal 2 has an elongated strip-like structure and is made of a metal plate. The conductive terminal 2 includes a plurality of front terminals 211 and a plurality of rear terminals 212. The predetermined terminal 221 is plural. In the present design, the front row terminal 211 and the rear row terminal 212 are arranged in two rows along the card insertion direction. And defining and forming a first card terminal group 21, the rear row terminal 212 and the predetermined terminal 221 are arranged in a row along the width direction of the electronic card connector and defining a second card terminal group 22, in the present design, the first The arrangement of the one card terminal group 21 conforms to the standard of the Nano-SIM card 7, and the arrangement of the second card terminal group 22 conforms to the standard of the Micro-SD card 8. In the present invention, the front terminal 211 and the rear row terminal 212 are each provided with three, the predetermined terminal 221 is provided with five in total, and the two terminals on the two sides of the second card terminal group 22 are predetermined terminals. 221, the remaining three predetermined terminals 221 and the three rear rows of terminals 212 are arranged one by one. Each of the front row terminals 211 includes a contact point 2110 formed by bending and extending to the receiving space 10 for contacting with a corresponding electronic card. Each of the rear row terminals 212 includes a bending and extending direction to the receiving space 10 . The overlapping point 2120 is used for contacting the corresponding electronic card. Each of the predetermined terminals 221 includes an abutting point 220 formed by bending and extending to the receiving space 10 for contacting with the corresponding electronic card. The contact point 2110 , the overlapping point 2120 and the abutting point 220 both protrude into the receiving space 10 .

Referring to FIG. 5, in the present invention, the contact point 2110 of the front row terminal 211 and the overlap point 2120 of the rear row terminal 212 are arranged in two rows in a row in accordance with the standard of the Nano-SIM card 7. The abutting points 220 of the five predetermined terminals 221 are arranged in a row according to the standard of the Micro-SD card 8, and the abutting points 220 of the five predetermined terminals 221 are located in the front and rear directions of the electronic card connector. The rear end of the rear contact terminal 212 is spaced apart from the overlap point 2120 of the rear row terminal 212 by a certain distance. This design is to ensure that when the micro-SD card 8 is separately inserted, the five predetermined terminals 221 The second card terminal group 22 composed of the three rear terminals 212 can be in contact with the contact pads on the Micro-SD card 8. In addition, when the Nano-SIM card 7 is loaded into the tray 6 and reinserted, it can be ensured that the first card terminal group 21 composed of the three rear row terminals 212 and the three front row terminals 211 corresponds to the Nano-SIM card. The contact pads on the 7 contact, while ensuring that the five predetermined terminals 221 cannot contact the contact pads on the Nano-SIM card 7. Of course, the distance between the abutting point 220 of the five predetermined terminals 221 and the overlapping point 2120 of the three rear row terminals 212 in the front-rear direction can be appropriately adjusted according to actual conditions, but the maximum cannot exceed the micro-SD card 8 The length of the contact piece in the front-rear direction.

Referring to the third and fourth figures, the card ejecting mechanism 3 includes a slidable push rod 31 received in the ejecting slot 121 and a rotatable sleeve fixed to the rotating shaft 111 of the insulative housing 1. The card is returned 32. The card ejecting mechanism 3 of the present invention is a conventional structure in the art and will not be described in detail herein.

As shown in the third and fourth figures, the switch terminal 4 is made of a metal piece and is fixed in the switch slot 131, and includes an elastic contact that is bent and protruded into the receiving space 10. Part 41.

Referring to the first to fourth figures, the metal casing 5 includes a flat top plate 51, two side plates 52 extending downward along the side edges of the top plate 51, and extending downward along the rear end edge of the top plate 51. The flexible switch arm 53 extends into the receiving space 10 to contact the switch terminal 4 to implement a switching function. An elastic arm 54 is formed on the side plate 52 of the side of the retracting mechanism 3, and one end of the elastic arm 54 is bent into the receiving space 10 to form an arcuate locking portion 541. The locking portion 541 is used for The corresponding notch on the Micro-SD card 8 or the tray 6 is matched with the buckle to realize the anti-back function. In addition, the side plate 52 on the side of the card ejecting mechanism 3 is formed with a spring piece 55 having the same shape as the elastic arm 54 , and the elastic piece 55 is elastically pressed against the side edge of the micro-SD card 8 or the tray 6 . It is used to increase the holding force between the Micro-SD card 8 or the tray 6 inserted into the accommodating space 10 and the electronic card connector. The elastic piece 55 is opposite to the extending direction of the elastic arm 54.

Referring to the second and third figures, the tray 6 is used to carry the Nano-SIM card 7, and includes a main body portion 61 and an operation portion 62 at the end of the main body portion 61 for the user to grasp. The edge contour of the portion 61 is the same as that of the Micro-SD card 8. An accommodation space 611 for accommodating the Nano-SIM card 7 is recessed in the main body portion 61.

In the present invention, by sharing the three rear terminal blocks 212 of the first card terminal group 21 and the second card terminal group 22, and by a specific arrangement, it is compatible with the Nano-SIM in the same electronic card connector. The card 7 and the Micro-SD card 8 are two electronic cards of different specifications and shapes. In addition, since the Nano-SIM card 7 is smaller than the Micro-SD card 8, the present invention is used to carry the Nano-SIM card 7 through a tray 6. In order to achieve different adjustments to the size of the Nano-SIM card 7 and the Micro-SD card 8. In other words, when the Micro-SD card 8 is used, it is not necessary to use the tray 6.

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.

11‧‧‧ bottom wall

12‧‧‧ side wall

13‧‧‧ Back wall

1221‧‧‧Sloping surface

211‧‧‧Front terminal

212‧‧‧ Rear terminal

2120‧‧‧ 接接点

22‧‧‧Second card terminal set

220‧‧‧Resist points

221‧‧‧established terminals

31‧‧‧Put

32‧‧‧Returning block

4‧‧‧Switch terminals

Claims (10)

An electronic card connector includes an insulating body, a plurality of conductive terminals fixed in the insulating body, and a metal casing disposed on the insulating body and defining a receiving space together with the insulating body, wherein: The conductive terminal includes a plurality of front rows of terminals, a plurality of rear rows of terminals, and a plurality of predetermined terminals. The front row of terminals and the rear row of terminals are arranged in two rows along the front and rear direction of the electronic card connector and are combined with one another. a first card terminal group in which a first electronic card of two rows of contact pieces is butted, wherein each of the front row terminals and each rear row terminal are located below the first electronic card and respectively respectively and the first electronic card The row of contact strips corresponds to an electrical connection, and the predetermined terminal is only arranged in a row with the rear row of terminals in the width direction of the electronic card connector and is formed to be mated with a second electronic card having a row of contact strips in the width direction. The second card terminal group, each of the predetermined terminals and each of the rear row terminals are located below the second electronic card and respectively correspond to the electrical contact of one of the second electronic card contacts Access. The electronic card connector of claim 1, wherein the arrangement of the first card terminal group conforms to a standard of a Nano-SIM card. The electronic card connector of claim 2, wherein the arrangement of the second card terminal group conforms to the standard of the Micro-SD card. The electronic card connector of claim 3, wherein the electronic card connector further comprises a tray for carrying a Nano-SIM card, the tray comprising a main body portion and being located at one end of the main body portion for use The operating portion of the main body portion has the same contour as that of the Micro-SD card, and the main body portion is recessed to form an accommodation space for accommodating the Nano-SIM card. The electronic card connector of claim 1, wherein the two outermost terminals of the second card terminal group are predetermined terminals. The electronic card connector of claim 5, wherein the second card terminal group is disposed at a distance from the rear terminal, except for the two outermost two predetermined terminals. The electronic card connector of claim 1, wherein each of the rear terminals includes a contact point for contacting the docking electronic card, and each of the predetermined terminals includes a docking electronic Abutting point of the card contact, the overlapping point and the abutting point protrude into the receiving space, and the abutting point of the predetermined terminal is located in the rear row terminal in a front and rear direction of the electronic card connector The rear end of the joint is spaced apart from the overlap point by a distance. The electronic card connector of claim 1, wherein the insulative housing comprises a bottom wall and two side walls extending upwardly along both side edges of the bottom wall, and one of the two side walls is formed There is a through groove, and the through groove is disposed through the side wall and is formed with an inclined surface facing the receiving space. The electronic card connector of claim 1, wherein the electronic card connector further comprises a card ejecting mechanism fixed on one side, the card ejecting mechanism comprising a slidably disposed in the insulating A push rod on one side of the body and a retractable block disposed on the insulating body and located at the rear end of the push rod. The electronic card connector of claim 1, wherein the metal casing comprises a top plate and two side plates extending downward along both side edges of the top plate, and at least one of the side plates is formed with a resilient arm, One end of the elastic arm is bent into the receiving space to form an arcuate locking portion.