TWI606643B - 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 locking mechanism.

In the prior art, reference is made to U.S. Patent No. US2009035971, which includes a pin, an insulative housing that holds the pin, and a cam mechanism that drives in the card insertion direction. The cam mechanism portion has a slider, and the slider includes a locking spring piece and a cam groove. The housing has a positioning member, the member is rotatably disposed in the housing and is engaged with the cam groove, and the slider is positioned according to the pressing operation of the card. The slider is located substantially in the same plane as the card, and the locking spring piece is adjacent to the cam groove and guides the positioning member. According to the Chinese Utility Model No. CN2563779, the card ejecting mechanism of the electronic card connector includes a sliding block, an abutting portion and a latching arm, and the sliding block is slidably disposed on the arm portion of the insulating body. The locking portion is convexly disposed on the arm portion, and the latching arm is fixedly connected to the sliding block and has a fastening portion at one end and the bottom portion abuts against the abutting portion, and the holding strength of the fastening portion is changed in time to have different fastening ability. The buckled part can securely hold the electronic card when the card is inserted, and the electronic card can be conveniently withdrawn when the card is returned.

The locking structure described above cooperates with the gap on the electronic card to achieve the locking effect, and is not suitable for the electronic card such as the unnotched SIM card. At the same time, the structure in which the electronic card is buckled by providing the elastic portion on the insulative housing has a certain mobility and the lock card is unstable. In the prior art, the lock card mechanism and the card ejecting mechanism are mostly fixed on the insulating body and are separately arranged, the structure is complicated, and the process technology is complicated.

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 is simple in structure and stable in locking and securely ejecting cards.

To achieve the above object, the electronic card connector of the present invention is configured to receive an electronic card, including an insulative housing; the terminal set is received in the insulative housing; the shielding housing covers the insulative housing and forms a receiving space together with the insulative housing; And the card ejecting mechanism; wherein the ejecting mechanism further includes a sliding portion for abutting the front end of the electronic card and interlocking with the electronic card, and the shielding housing has a positioning elastic piece protruding into the receiving space The positioning elastic piece has a warping portion extending along the insertion direction of the electronic card, and when the electronic card pushes the sliding portion forward from the initial position to the final position, the sliding portion passes over the positioning elastic piece and is warped Holding and holding in the final position, the card ejecting mechanism further includes a slider, a spring disposed between the insulative housing and the slider, and a push rod connected to the slider, one of the push rod and the sliding portion The utility model has a buckle piece and the other has a notch. When the card is retracted, the slider is pressed backward to drive the push rod to move backward to buckle the buckle piece and the notch, and the slider is released, so that the slider drives the push rod in the spring. Elastic resilience Under backward, so that the sliding portion from slipping back to the initial position of the return warped.

Compared with the prior art, the present invention has the following beneficial effects: the locking card and the positioning elastic piece on the shielding shell are combined to achieve better locking and card retreating functions, and the warping portion of the elastic spring is tilted up at both ends. The anti-sliding portion of the card ejecting mechanism can achieve the effect of stabilizing the card; in addition, the barb on the push rod of the ejecting mechanism is buckled in the notch of the sliding portion, and the spring elastic restoring force after compression is used for the electronic The card is pushed out of the receiving space.

100‧‧‧electronic card connector

1‧‧‧Insulating body

10‧‧‧ Groove

11‧‧‧First insulation seat

12‧‧‧Second insulation seat

13‧‧‧First terminal receiving hole

131‧‧‧Separate block

14‧‧‧Second terminal receiving hole

15‧‧‧First receiving hole

16‧‧‧ Third terminal receiving hole

17‧‧‧Second receiving hole

18‧‧‧ Positioning Department

19‧‧‧Detection Department

2‧‧‧Terminal group

20‧‧‧Abutment

201‧‧‧Second fixed department

202‧‧‧Second elastic arm

203‧‧‧Second contact

204‧‧‧Second welding department

21‧‧‧First conductive terminal

211‧‧‧First Fixed Department

212‧‧‧First spring arm

213‧‧‧First contact

214‧‧‧First Pressure Relief Department

215‧‧‧First Welding Department

22‧‧‧Second conductive terminal

23‧‧‧ Third conductive terminal

3‧‧‧Shaded housing

31‧‧‧ top wall

32‧‧‧Clamping shrapnel

33‧‧‧Detecting shrapnel

4‧‧‧Retirement agency

41‧‧‧Put

411‧‧‧ hook

412‧‧‧ card slot

42‧‧‧ cam

421‧‧‧Promotion Department

422‧‧‧Drive Department

423‧‧‧Cars Department

5‧‧‧Drawer

51‧‧‧Operation Department

52‧‧‧Loading Department

521‧‧‧First containment space

522‧‧‧Second containment space

523‧‧‧ Third containment space

6‧‧‧ holding piece

61‧‧‧ base

62‧‧‧shims

The first figure is a perspective assembled view of the electronic card connector of the present invention.

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

The third figure is a partial exploded perspective view of the electronic card connector of the present invention when the card is incorrectly inserted.

The fourth figure is a schematic diagram of removing the shielding case when the electronic card is inserted into the intermediate position of the electronic card connector.

The fifth figure is a three-dimensional combination diagram when the electronic card is inserted into the intermediate position of the electronic card connector.

Figure 6 is a cross-sectional view of the electronic card connector of the present invention taken along line VI-VI of the fifth figure.

The seventh figure is a schematic diagram of removing the shielding case when the electronic card is substantially inserted into the electronic card connector.

The eighth figure is a three-dimensional combination diagram when the electronic card is completely inserted into the electronic card connector.

Figure 9 is a cross-sectional view of the electronic card connector of the present invention taken along line IX-IX of the eighth figure

The tenth is a schematic view of the insulative body of the electronic card connector of the present invention

The electronic card connector 100 of the present invention is used to receive an electronic card 200. The electronic card connector 100 includes an insulative housing 1 and a terminal group 2 housed in the insulative housing 1 and The metal seat 3 covers the shielding case 4 that surrounds the insulative housing 1 and is housed in the housing space 10 together with the insulative housing 1 , and the card ejecting mechanism 5 that is mounted on the insulative housing 1 and received in the receiving space 10 . In the present invention, when referring to the up, down, left, and right directions, the first figure is referred to, and the card insertion direction is set, and the insertion end of the electronic card 200 is the front end.

Referring to the second and third figures, the insulative housing 1 includes a base 11, a side seat 12 formed on the left side of the base 11 and integrally formed with the base 11, and mounted on the side seat 12 for preventing mis-insertion. The sheet 13 is rotated. The base 11 is provided with two receiving slots 110 for receiving the terminal set 2 in two rows. The side seat 12 is provided with a first receiving portion 120 for accommodating the rotating piece 13. The rotating piece 13 has a pivoting piece 131 that is held on the side seat 12 and a retaining piece 132 that is obtuse with the pivoting piece 131. The retaining piece 132 includes a flat portion 1321 extending in the transverse direction and a slope portion 1322 extending at an acute angle to the flat portion 1321. The flat portion 1321 and the inclined surface portion 1322 are connected by an arc portion 1320. The insulative housing 1 further has a stopper 14 disposed on the right side of the base 11 and a slide rail 15 aligned with the stopper 14 and extending in the card insertion direction. A pushing block 16 protrudes from the rear end of the sliding rail 15 .

The terminal group 2 is disposed in two rows and integrally formed on the base 11 and accommodated and received in the receiving slot 110, and has a soldering portion 21, a holding portion 22 held in the insulative housing 1 and an upwardly protruding protruding into the receiving space. 10 contact portion 23.

The metal seat 3 includes a first metal plate 31 on the left side of the terminal group 2 and a second metal plate 32 on the right side. The first metal plate 31 has an upwardly curved extension and is inserted into the insulative housing 1 The holding plate 310. The second metal plate 32 has a bottom plate 320 and a side plate 321 extending upward from the right side of the bottom plate 320. The bottom plate 320 includes a socket plate 3201 that is bent upward and then bent backward, and a partition plate 3202 disposed behind the socket plate 3201 and a positioning plate 3203 located on the left side of the socket plate 3201 and the partition plate 3202. A second receiving portion 33 is formed between the side plate 321 and the positioning plate 3203. After the metal seat 3 is assembled with the insulative housing 1, a third receiving portion 34 is formed between the stopper 14 and the side plate 321.

The shielding shell 4 includes a top wall 40 and side walls 41 extending downward from both sides of the top wall 40. The front end of the top wall 40 defines a positioning hole 42 and a positioning elastic piece 43 extending from the inner wall of the repositioning hole 42 in the front-rear direction. The positioning elastic piece 43 has a curved portion 431 and a warped portion 432 which are formed by bending downward at both ends. The curved portion 431 and the both ends of the warped portion 432 are provided with a guiding portion 433 that is upwardly lifted. The side wall 41 on the left side is provided with a pressing piece 44 which extends in the card insertion direction and whose front end is a free end.

Referring to the second to fourth and fifth and eighth figures, the card ejecting mechanism 5 is mounted on the second metal plate 32, and includes a sliding portion 51 and a spring received in the second receiving portion 33. 52. Located outside the stopper 14 and sliding the slider 53 and the push rod 54 along the stopper 14. The sliding portion 51 includes a main body portion 511 extending forward and backward in a hollow shape, a wing plate 512 projecting from the main body portion 511 into the receiving space 10, a notch 513 located on the right side of the main body portion 511, and a rear end of the wing plate 512. The card pushing unit 514 is used. The slider 53 is received in the third receiving portion 34 and has a stud 530. One end of the spring 52 is sleeved on the socket portion 3201 of the metal seat 3, and the other end is sleeved on the protrusion 530. The push rod 54 includes a main rod 540 , a hook portion 541 located in the slider 53 , and a locking piece 542 extending from the upper end of the autonomous rod 540 to the receiving space 10 . The front end of the locking piece 542 is connected to the main rod 540 and forms a slope, and the rear autonomous rod 540 is torn or bulged. In the no-card state, the snap tab 542 is not in contact with the notch 513 due to the pushing of the jacking block 16.

Referring to the fourth figure, when the electronic card 200 is inserted into the accommodating space 10 in an erroneous manner, the right-angled portion (not labeled) of the electronic card 200 abuts against the flat portion 1321 of the rotating piece 13, and cannot push the rotating piece 13 to the outside. When the electronic card 200 cannot move into the accommodating space 10, the effect of preventing mis-insertion is achieved.

When the electronic card 200 has not been inserted, the slider 53 is located at the rearmost end of the third receiving portion 34, and the sliding portion 51 is located at the rearmost end of the slide rail 15, defined as an initial position, and the front end of the main body portion 511 is abutted against the curved portion 431 of the positioning elastic piece 43. The latching piece 542 of the push rod 54 is not in contact with the notch 513 of the sliding portion 51, and the retaining piece 132 of the rotating piece 13 is partially located in the receiving space 10. Referring to the fourth to sixth figures, when the electronic card 200 is inserted, the chamfered portion (not numbered) of the electronic card 200 contacts the arc portion 1320 of the rotating piece 13 and pushes the rotating piece 13 to the outside to accommodate the electronic card 200. enter. After the electronic card 200 is inserted into the middle position, The insertion end of the electronic card 200 is in contact with the card pushing portion 514, and the pushing and sliding portion 51 is guided to slide forward and downward by the guiding portion 433, and the spring 52 and the slider 15 are inactive. Referring to the seventh to ninth drawings, after the electronic card 200 is fully inserted, the slip portion 51 is located at the foremost end of the slide rail 15 and is defined as the final position. When the card is retracted, the external force pushes the slider 53 to slide backward to compress the spring 52. When the final position is moved, the latching piece 542 of the push rod 54 is buckled in the notch 513 of the sliding portion 51, and the external force is removed. The elastic restoring force of the spring 52 causes the slider 15 to slide the push rod 54 and the sliding portion 51 to slide backward, and the card pushing portion 514 of the sliding portion 51 pushes the electronic card 200 out of the receiving space 10 to achieve the card retracting effect. After the card is retracted, the spring 52 and the push rod 54 return to the initial position, and the pushing block 16 on the insulative housing 1 pushes the latching tab 542 out of the notch 513 to disengage the sliding portion 51 from the push rod 54.

It should be noted that the electronic card connector 100 of the present invention achieves a better lock card and card retracting function by the cooperation of the card retracting mechanism 5 and the positioning elastic piece 34 on the shielding shell 4, and the front end of the main body portion 511 in the working state. After the warping portion 432 is abutted, a security card is formed. The latching tab 542 and the notch 513 forming the latching force push the electronic card 200 to complete the card ejecting action under the elastic restoring force of the spring 52.

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.

13‧‧‧Rotating piece

131‧‧‧ pivoting piece

15‧‧‧Slide rails

4‧‧‧Shaded housing

431‧‧‧Bend

432‧‧‧ Warpage Department

433‧‧‧Guide

44‧‧‧Resistance tablets

511‧‧‧ Main body

513‧‧‧ gap

542‧‧‧Snap pieces

200‧‧‧electronic card

Claims (8)

An electronic card connector for accommodating an electronic card, comprising an insulative housing; a terminal set, housed in the insulating body; a shielding case covering the insulative housing and forming a receiving space together with the insulative body; and a card retracting mechanism; The ejecting mechanism further includes a sliding portion for the front end of the electronic card to abut against the electronic card, and the shielding housing has a positioning elastic piece protruding into the receiving space, the positioning elastic piece has a warp portion extending along the insertion direction of the electronic card, when the electronic card pushes the sliding portion forward from the initial position to the final position, the slip portion passes over the positioning elastic piece and is held by the warped portion to be held in the The final position, the card ejecting mechanism further includes a slider, a spring disposed between the insulative housing and the slider, and a push rod connected to the slider, wherein one of the push rod and the sliding portion is provided with a snap tab The other one is provided with a gap. When the card is retracted, the slider is pressed backwards to move the push rod backward to make the buckle piece and the notch buckle, and the slider is loosened, so that the slider drives the push rod under the elastic restoring force of the spring. Retreat, thus making Spondylolisthesis warped rearward shifting portion of the return to the initial position. The electronic card connector of claim 1, wherein the insulative housing is provided with a slide rail, and the sliding portion is disposed on the slide rail in a hollow shape and can slide back and forth on the slide rail. The main body portion, a wing protruding from the main body portion into the receiving space, and a card pushing portion provided on the wing plate and abutting against the front end of the electronic card. The electronic card connector of claim 1, wherein the push rod comprises a main rod, the front end of the buckle piece is connected with the main rod and forms a slope, and the rear end of the buckle piece is torn or expanded by the autonomous rod. Out. The electronic card connector of claim 1, wherein the insulating body is provided with a stopper aligned with the slide rail, and the slider and the push rod are located outside the stopper and slide along the stopper. A pushing block is protruded outwardly from the rear end of the sliding rail. After the card is retracted, the pushing block pushes the latching buckle piece out of the gap to release the sliding portion from the push rod. The electronic card connector of claim 1, wherein the positioning elastic piece extends in a front-rear direction, the rear end is bent downward to form the curved portion, and the front end is bent downward to form a warped portion to be upper and lower in the front-rear direction. Position slip. The electronic card connector of claim 5, wherein the free ends of the warped portion and the curved portion are each provided with an upwardly tilting guide portion so that the sliding portion can slide freely under the positioning elastic piece. . The electronic card connector of claim 1, wherein the electronic card connector further comprises a rotating piece disposed on the insulating body for preventing mis-insertion, and the rotating piece is pivotally fixed to the insulating body at one end. The other end has a flat portion, a slope portion, and an arc portion connecting the plane portion and the slope portion, the plane portion being at an acute angle with the slope portion. The electronic card connector of claim 7, wherein the side surface of the shielding shell is provided with a pressing piece at a position corresponding to the electronic device, and when the electronic card is inserted into the receiving space in the correct posture, the rotating piece is electronically The card pushes outward and abuts against the pressing piece.