TWI525916B - Drawer holder and electronic card connector having the same - Google Patents

Description

Drawer holder and electronic card connector having the same

The invention relates to an electronic card connector, in particular to an electronic card connector with a drawer seat.

With the development of portable electronic products, users have become more and more demanding on the size of electronic products. In order to meet the requirements of miniaturization and with the popularity of the iPhone, electronic card connectors with drawers have been widely used in various electronic products.

An electronic card connector comprising an insulative housing, a conductive terminal held in the insulating body, a drawer seat cooperatively with the insulating body, and a cover is disclosed in the Chinese Patent Application No. CN202585891U, issued on December 5, 2012. The shielding body outside the insulating body and the card ejecting mechanism housed in the insulating body. The drawer seat is provided with a receiving space for accommodating an electronic card. However, current electronic products often need to accommodate different electronic cards simultaneously or selectively, such as SIM cards, Micro SIM cards, Nano SIM cards, Micro SD cards, and so on. In order to meet the above requirements, the electronic product needs to be installed with various electronic card connectors, resulting in a larger electronic product size.

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 can selectively accommodate different electronic cards to ensure that the electronic product having the electronic card connector has a preferred size.

In order to achieve the above object, the electronic card connector of the present invention comprises an insulating body, a conductive terminal held in the insulating body, and a drawer seat coordinated with the insulating body. The insulating body has a receiving cavity. The drawer seat is actuated in the receiving cavity. The drawer seat is provided with a first receiving space and a second receiving space. The conductive terminals include first and second conductive terminals for mating with different electronic cards. The first conductive terminal and the second conductive terminal are arranged in a row with respect to the first receiving space and the second receiving space, respectively.

Further, the first receiving space and the second receiving space are located on the same side of the drawer seat and partially overlap.

Further, the longitudinal direction of the first receiving space is perpendicular to the longitudinal direction of the second receiving space.

Further, the first receiving space is a micro SIM card receiving space, the second receiving space is a Micro SD card receiving space; the drawer seat is provided with a limit chamfer, and the first receiving space receives a micro SIM card. The limit chamfer limit clamps the micro SIM card; when the second receiving space receives the micro SD card, the limit chamfer limit clamps the micro SD card.

Further, the electronic card connector is further provided with a shielding shell that is shielded from the outer side of the insulating body, and the two sides of the drawer seat are provided with limiting recesses, and the two sides of the shielding shell are corresponding to the limiting recesses. The position elastic portion holds the limiting groove.

Further, the electronic card connector is further provided with a detecting terminal, and the shielding shell is provided with a detecting elastic piece, and the detecting elastic piece is selectively contacted or separated from the detecting terminal.

In order to achieve the above object, a drawer seat of the present invention is disposed in an electronic card connector and is used for accommodating an electronic card. The drawer seat is provided with a first receiving space and a second receiving space The second receiving space of the first receiving space can selectively accommodate different electronic cards.

Further, the first receiving space and the second receiving space are located on the same side of the drawer seat and partially overlap.

Further, the longitudinal direction of the first receiving space is perpendicular to the longitudinal direction of the second receiving space.

Further, the first receiving space is a micro SIM card receiving space, the second receiving space is a Micro SD card receiving space; the drawer seat is provided with a limit chamfer, and the first receiving space receives a micro SIM card. The limit chamfer limit clamps the micro SIM card; when the second receiving space receives the micro SD card, the limit chamfer limit clamps the micro SD card.

Compared with the prior art, the present invention has the following beneficial effects: since the drawer seat is provided with a first receiving space and a second receiving space. The conductive terminal includes a first conductive terminal and a second conductive terminal. The first conductive terminal and the second conductive terminal are arranged in a row with respect to the first receiving space and the second receiving space, respectively. Therefore, the electronic card connector can selectively accommodate different electronic cards to ensure that the electronic product having the electronic card connector has a better size.

100‧‧‧electronic card connector

1‧‧‧Insulating body

10‧‧‧ containment chamber

11‧‧‧Bottom wall

111‧‧‧First conductive terminal receiving slot

112‧‧‧Second conductive terminal receiving slot

12‧‧‧ openings

13‧‧‧The tail wall

131‧‧‧ actuation slot

1311‧‧‧Bump

14‧‧‧First side wall

141‧‧‧Pushing socket

1411‧‧‧Limited slot

142, 152‧‧‧ containment grooves

15‧‧‧Second side wall

151‧‧‧Detection terminal receiving slot

2‧‧‧Electrical terminals

21‧‧‧First conductive terminal

211‧‧‧ first base

212‧‧‧First contact

213‧‧‧First Welding Department

22‧‧‧Second conductive terminal

221‧‧‧ Second Base

222‧‧‧Second contact

223‧‧‧Second welding department

3‧‧‧Drawer

31‧‧‧

311‧‧‧First containment space

312‧‧‧Second containment space

313‧‧‧Limited chamfer

314‧‧‧First support

315‧‧‧second support

316‧‧‧ third support

317‧‧‧Guide

3171‧‧‧ Limit groove

32‧‧‧ Back cover

321‧‧‧Replacement hole

4‧‧‧Shaded housing

41‧‧‧ top wall

411‧‧‧Depression

412, 431‧‧‧ Limit Elastic Department

4121, 4311‧‧ ‧ prominence

42‧‧‧First side wall

43‧‧‧ second side wall

432‧‧‧Detecting shrapnel

5‧‧‧Return card agency

51‧‧‧ Drive Department

511‧‧‧ pivoting department

5111‧‧‧ pivot hole

52‧‧‧Put

521‧‧‧

5211‧‧‧ recessed hole

522‧‧‧Remove the Ministry

523‧‧‧ Connecting rod

5231‧‧‧Limited convex

6‧‧‧Detection terminal

61‧‧‧Detection terminal retention

62‧‧‧Detecting terminal contact

63‧‧‧Measure terminal soldering feet

7‧‧‧Micro SIM card

8‧‧‧Micro SD card

The first figure is a three-dimensional combination diagram of the first embodiment of the electronic card connector of the present invention, and the second figure is a three-dimensional combination view of the first embodiment of the electronic card connector of the present invention; Figure 1 is an exploded view of the first embodiment of the electronic card connector of the present invention 4 is a further exploded view of the first embodiment of the electronic card connector of the present invention, and the fifth embodiment is a state of use of the first embodiment of the electronic card connector of the present invention for accommodating the Micro SD card; The first embodiment of the electronic card connector of the present invention is a schematic diagram of a micro SD card and a separate shielding housing. The seventh embodiment is a schematic diagram of a first embodiment of the electronic card connector of the present invention for housing a micro SIM card and separating the shielding shell; The figure is a schematic diagram corresponding to the micro SD card and the micro SIM card of the first embodiment of the electronic card connector of the present invention.

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

The directions involved in this specification are based on the fourth figure, X-X is the up and down direction, Y-Y is the left and right direction, and Z-Z is the front and rear direction.

Referring to Figures 1 through 8, there is disclosed a first embodiment of the electronic card connector 100 of the present invention. An electronic card connector 100 includes an insulative housing 1 , a conductive terminal 2 held in the insulative housing 1 , a drawer holder 3 cooperating with the insulative housing 1 , a shielding housing 4 covering the outside of the insulative housing 1 , and being housed in the insulation The card ejecting mechanism 5 in the main body 1 and the detecting terminal 6 held in the insulative housing 1 .

The insulative housing 1 includes a bottom wall 11 in the form of a flat plate, an opening 12 at the front portion, and The tail wall 13 opposite to the opening 12 and the first side wall 14 and the second side wall 15 connected to both ends of the bottom wall 11 are provided. The bottom wall 11 , the tail wall 13 , the first side wall 14 and the second side wall 15 collectively define a receiving cavity 10 . The drawer base 3 cooperates with the insulative housing 1 in the receiving cavity 10. The bottom wall 11 houses the holding conductive terminal 2 and includes a first conductive terminal receiving groove 111 and a second conductive terminal receiving groove 112. The second conductive terminal receiving slots 112 are disposed in a row adjacent to the tail wall 13 . The first conductive terminal receiving groove 111 is arranged between the opening 12 and the second conductive terminal receiving groove 112 . One side of the tail wall 13 is provided with an actuating groove 131, and the actuating groove 131 is provided with a cylindrical stud 1311. The actuating groove 131 accommodates the driving portion 51 of the card ejecting mechanism 5 (described later), and the cylindrical stud 1311 and the ejecting mechanism 5 cooperate with each other. The first side wall 14 is located on a side of the actuation slot 131. The first side wall 14 is provided with a push rod receiving groove 141 on the outer side and a receiving groove 142 communicating with the receiving cavity 10 . The push rod receiving groove 141 receives the push rod 52 of the card ejecting mechanism 5 (described later). The push rod accommodating groove 141 includes a limiting groove 1411 for limiting the range of motion of the push rod 52. The second side wall 15 is disposed on a side opposite to the first side wall 14 . The second side wall 15 is provided with a detecting terminal receiving groove 151 adjacent to the tail wall 13 and a receiving groove 152 communicating with the receiving cavity 10 . The detecting terminal receiving slot 151 is configured to partially receive the detecting terminal 6 . A plurality of latching portions (not labeled) are disposed on the outer side of the first side wall 14 and the second side wall 15 , and the latching portion is configured to be snap-fitted with the shielding shell 4 to implement the insulative housing 1 and the shielding shell 4 stable retention.

The conductive terminal 2 is formed by stamping a metal plate and includes a first conductive terminal 21 and a second conductive terminal 22. The first conductive terminals 21 are arranged in two rows that are symmetrical to each other. The first conductive terminal 21 includes a flat first base portion 211 , a first contact portion 212 extending from the first base portion 211 in an obliquely outward 45° direction (ie, away from the opposite side first conductive terminal 21 ) and from the first base portion 211 bends to form a first welded portion 213. The first A base 211 is injection molded and fixed in the insulative housing 1. The first contact portion 212 is received in the first conductive terminal receiving groove 111. Since the first contact portion 212 extends from the opening 12 of the insulative housing 1 toward the tail wall 13 in an obliquely outward 45° direction, the first contact portion 212 can guide the drawer seat 3 when the drawer seat 3 is inserted. Insert it smoothly. All the first soldering portions 213 of the first conductive terminal 21 are arranged in a row. When the electronic card connector 100 is assembled and soldered to the circuit board, the first soldering portions 213 arranged in a row are convenient for soldering and can ensure the stability of the soldering. Sex. The second conductive terminals 22 are disposed in a row and are held in the insulative housing 1 . The second conductive terminal 22 includes a frame-shaped second base portion 221 , a second contact portion 222 formed by punching a central portion of the second base portion 221 , and a second solder portion 223 connected to the second base portion 221 . The second base 221 is injection molded and fixed in the insulative housing 1 . The second contact portion 222 is received in the second conductive terminal receiving groove 112 . The second contact portion 222 extends from the opening 12 of the insulative housing 1 toward the tail wall 13 so that the second contact portion 222 can also guide the drawer seat 3 to be smoothly inserted. The second soldering portions 223 extend toward the tail wall 13 of the insulative housing 1 and are arranged in a row to facilitate soldering the circuit board and ensure the stability of soldering.

The drawer base 3 includes a seat body 31 and a cover 32 that is coupled to the seat body 31. The base body 31 is provided with a first receiving space 311 and a second receiving space 312 on the same side. The first receiving space 311 and the second receiving space 312 partially overlap. The first receiving space 311 is for receiving the micro SIM card 7 , and the second receiving space 312 is for receiving the micro SD card 8 , so that the first receiving space 311 is smaller than the second receiving space 312 , and the first receiving space is The longitudinal direction of the 311 is perpendicular to the longitudinal direction of the second receiving space 312. The seat body 31 is provided with a limit chamfer 313 at a portion where the first receiving space 311 and the second receiving space 312 overlap. When the first receiving space 311 receives the micro SIM card 7, the limit chamfer 313 limits the clamping of the micro SIM card 7. When the second receiving space 312 receives the Micro SD card 8, the limit chamfer 313 is limited to be clamped. Micro SD card 8. The base body 31 is provided with a first support portion 314 and a second support portion 315 on opposite sides of the second receiving space 312 and a third support portion that is on the same side as the second support portion 315 and is connected to the second support portion 315. 316. The length of the second support portion 315 is equal to the length of the Micro SD card 8. The length of the third support portion 316 is equal to the width of the micro SIM card 7. When the first receiving space 311 receives the micro SIM card 7, the micro SIM card 7 is mainly supported by the first supporting portion 314 and the third supporting portion 316. When the second receiving space 312 receives the Micro SD card 8, the Micro SD card 8 is mainly supported by the first supporting portion 314 and the second supporting portion 315. The seat body 31 is provided with guiding portions 317 on both sides, and the guiding portion 317 cooperates with the insulating body 1 to realize sliding of the drawer seat 3 in the receiving cavity 10. A limiting groove 3171 is defined in the middle of the guiding portion 317. The rear cover 32 is provided with a retaining hole 321 corresponding to the position of the card ejecting mechanism 5 . The retaining hole 321 is placed on the push pin (not shown) so that the push pin abuts against the pushback mechanism 5, and the card ejecting mechanism 5 further pushes out the drawer seat 3.

The shielding shell 4 is wrapped around the insulating body 1 to further define the receiving cavity 10 . The shielding shell 4 includes a top wall 41 and a first side wall 42 and a second side wall 43 which are bent and extended from both sides of the top wall 41. The top wall 41 is provided with a recessed portion 411 and a limiting elastic portion 412 corresponding to the recessed portion 411 . The limiting elastic portion 412 is located in the receiving recess 142 of the insulative housing 1 and is disposed in the receiving cavity 10 . The smooth protrusion 4121. The second side wall 43 is also provided with a limiting elastic portion 431 . The limiting elastic portion 431 is located in the receiving recess 152 of the insulative housing 1 and is provided with a rounded protrusion 4311 protruding into the receiving cavity 10 . When the drawer seat 3 is inserted into the receiving cavity 10, the protrusions 4121, 4311 are held in the limiting recesses 3171 of the drawer seat 3 to fix the drawer seat 3, preventing the drawer seat 3 from accidentally slipping out. The second sidewall 43 is adjacent to the tail wall 13 of the insulative housing 1 and is provided with a detecting elastic piece 432. The first side wall 42 and the second side wall 43 are provided with a plurality of latching portions (not labeled), and the latching portions are engaged with the latching portions of the insulative housing 1 to realize the insulative body 1 and The stable holding of the shielding case 4 is achieved.

The card ejecting mechanism 5 includes a driving portion 51 that is in an "in" shape and a push rod 52 that cooperates with the driving portion 51. The driving portion 51 is provided with a pivoting portion 511, and the pivoting portion 511 is provided with a pivot hole 5111. The pivot hole 5111 is pivotally engaged with the boss 1311 of the insulative housing 1 to cause the driving portion 51 to rotate in the actuating slot 131. The push rod 52 includes a urging portion 521 , an urging portion 522 , and a connecting rod 523 that connects the urging portion 521 and the urging portion 522 . The urging portion 521 is provided with a recessed hole 5211 for receiving the locating pin to prevent the push pin from being unstable. The urging portion 522 is received in the limiting slot 1411 of the insulative housing 1 to limit the range of motion of the push rod 52, thereby preventing the push rod 52 from being excessively pushed against, thereby damaging the occurrence of the insulating body 1. A limiting protrusion 5231 is disposed at the bottom of the connecting rod 523 to move the limiting connecting rod 523 in the push rod receiving groove 141.

The detecting terminal 6 is provided with a detecting terminal holding portion 61, a detecting terminal contact portion 62 formed by bending and extending from the detecting terminal holding portion 61 side, and detecting the other side of the detecting terminal holding portion 61. Terminal soldering leg 63. The detecting terminal holding portion 61 is injection-molded and fixed in the insulating body 1 and adjacent to the tail wall 13 of the insulating body 1 . The detecting terminal contact portion 62 is received in the detecting terminal receiving groove 151 and abuts against the detecting elastic piece 432 of the shielding case 4 . After the drawer seat 3 is inserted into the receiving cavity 10, the drawer seat 3 pushes the detecting elastic piece 432 to separate the detecting elastic piece 432 from the detecting terminal contact portion 62. After the drawer seat 3 is removed from the receiving cavity 10, the drawer seat 3 releases the detecting elastic piece 432 to contact the detecting elastic piece 432 with the detecting terminal contact portion 62. The detecting terminal contact portion 62 and the detecting elastic piece 432 are detected in the foregoing manner.

Therefore, the electronic card connector 100 in this embodiment can selectively accommodate the micro SIM card 7 or the Micro SD card 8, that is, only one type of electronic card can be accommodated at the same time.

The above description is only several embodiments of the present invention, and not all embodiments, Any equivalent changes to the technical solutions of the present invention by those skilled in the art by reading the description of the present invention are covered by the scope of the present invention.

3‧‧‧Drawer

31‧‧‧

311‧‧‧First containment space

312‧‧‧Second containment space

313‧‧‧Limited chamfer

314‧‧‧First support

315‧‧‧second support

316‧‧‧ third support

317‧‧‧Guide

3171‧‧‧ Limit groove

32‧‧‧ Back cover

321‧‧‧Replacement hole

7‧‧‧Micro SIM card

8‧‧‧Micro SD card

Claims (6)

An electronic card connector includes: an insulative housing having a receiving cavity; a conductive terminal retained in the insulating body; the conductive terminal including a first conductive terminal and a second conductive terminal for mating with different electronic cards; a first conductive terminal and a second conductive terminal disposed in front of and behind the insulating body, the first conductive terminal is symmetrically disposed in two columns, the second conductive terminals are disposed in a row, the first conductive terminal and the first conductive terminal The two conductive terminals are respectively provided with a first contact portion and a second contact portion extending forward, and the drawer seat enters the receiving cavity, and the front end of the drawer seat sequentially passes through the first contact portion and the second contact portion. The electronic card connector of claim 1, wherein the first receiving space and the second receiving space are located on the same side of the drawer seat and partially overlap, and the first receiving space is laterally disposed, and the electronic card is received. When the electronic card is in the first receiving space, the electronic card is crimped to the rear end of the second conductive terminal along the front end of the card insertion direction. The electronic card connector of claim 2, wherein the longitudinal direction of the first receiving space is perpendicular to the longitudinal direction of the second receiving space. The electronic card connector of claim 3, wherein the first receiving space is a micro SIM card receiving space, the second receiving space is a Micro SD card receiving space; and the drawer seat is provided with a limit. The chamfering, when the first receiving space receives the micro SIM card, the limiting chamfering limit clamps the micro SIM card: when the second receiving space accommodates the micro SD card, the limit chamfering limit Hold the Micro SD card. The electronic card connector of claim 1, wherein the electronic card connector further comprises a shielding shell that is shielded from the outer side of the insulating body, and the two sides of the drawer seat are provided with a limiting groove. A limiting elastic portion is disposed on both sides of the shielding shell corresponding to the limiting groove, and the limiting elastic portion holds the limiting groove. The electronic card connector of claim 5, wherein the electronic card connector further includes a detecting terminal, the shielding shell is provided with a detecting elastic piece, and the detecting elastic piece and the detecting terminal are provided. Selective contact or separation.