TWI514683B - Card connector - Google Patents

Description

Card connector

The present invention relates to a connector, and more particularly to a card connector.

According to the development of information technology, communication products such as mobile phones have been more and more widely used. The mobile phone needs to be equipped with a SIM (Subscriber Identity Module) card to realize its communication function, and the SIM card needs to be electrically connected to the internal circuit board of the mobile phone through a SIM card connector. A conventional card connector includes an insulative housing, a plurality of conductive terminals integrally formed on the insulative housing, a card ejecting mechanism mounted in the insulative housing, and a shielding housing attached to the outside of the insulating body.

However, the conventional card connector pick-and-place electronic card requires an auxiliary tool to complete the card withdrawal process of the electronic card. Since people usually do not carry the auxiliary tools with them, this is extremely inconvenient for the user to take the card.

SUMMARY OF THE INVENTION The object of the present invention is to provide a card connector that does not require an auxiliary tool to access an electronic card in view of the deficiencies of the prior art.

In order to achieve the above object, the present invention provides a card connector for picking up and placing an electronic card, comprising an insulative housing, a plurality of conductive terminals, a card ejecting mechanism, a card holder and at least one latching elastic piece. The insulating body comprises a bottom wall, and the rear side edge and the side edges of the bottom wall respectively extend vertically upwards to a rear wall and two side walls, and the bottom wall, the rear wall and the two side walls are enclosed The space of the insulating body is provided with a sliding space on one side wall, a track curve groove is arranged in the sliding space, a spiral arm groove is arranged in the middle of the rear wall of the insulating body, and a plurality of conductive terminals are integrally formed on the bottom wall of the insulating body, and the card retracting mechanism comprises a connecting rod, a swing arm pivotally connected to the rear end of the connecting rod, a rotating arm connected to the swing arm and an elastic member, the connecting rod and the swing arm are installed in the sliding space of the side wall of the insulating body, and the rear of the swing arm The end of the arm is rotatably protruded into the slewing groove of the rear wall of the insulating body, and the end of the arm is rotatably protruded into the accommodating space, and the rear surface of the arm is provided with a limit. The other end of the arm is limited to prevent the other end of the arm from rotating and protruding into the sliding space. The elastic member elastically abuts against the rear wall of the insulating body and the connecting rod, and the card seat is inserted into the receiving space of the insulating body, and the elastic piece is clamped. It is fixed on the side wall of the insulating body, and extends inward into the receiving space and can be elastically pressed against the side edge of the card holder.

As described above, the card connector of the present invention completes the pick-and-place of the electronic card by means of the card-removal mechanism interlocking, so that the user does not need additional tools to complete, thereby making the user more convenient.

100‧‧‧ card connector

10‧‧‧Insulated body

11‧‧‧ bottom wall

111‧‧‧Electrical terminal slot

12‧‧‧ Back wall

121‧‧‧Baffle

122‧‧‧Bump

123‧‧‧Detection terminal slot

124‧‧‧Rotary arm slot

125‧‧‧Shaft axis

13‧‧‧ side wall

131‧‧‧ card holding shrapnel slot

132‧‧‧Touch terminal slot

133‧‧‧Sliding space

1331‧‧‧First space

1332‧‧‧Second space

1333‧‧‧track curve slot

20‧‧‧Electrical terminals

21‧‧‧First Fixed Department

22‧‧‧First Elastic Department

23‧‧‧First Welding Department

30‧‧‧Card holding shrapnel

31‧‧‧Second fixed department

32‧‧‧Second Abutment

33‧‧‧Second extension

40‧‧‧Switch terminal group

41‧‧‧Touch terminal

411‧‧‧The third fixed department

412‧‧‧ Third connection

413‧‧‧3rd raised part

414‧‧‧ Third Abutment

415‧‧‧ Third Welding Department

42‧‧‧Detection terminal

421‧‧‧fourth connection

422‧‧‧Fourth Fixed Department

423‧‧‧Fourth Contact

424‧‧‧ Fourth Welding Department

50‧‧ ‧Return card agency

51‧‧‧ linkage

511‧‧‧Promotion Department

512‧‧‧ linkage department

513‧‧‧ convex

514‧‧‧Opening

52‧‧‧ button

53‧‧‧ swing arm

531‧‧‧Sliding block

532‧‧‧ push block

533‧‧‧ ribs

534‧‧‧Bumps

54‧‧‧ spiral arm

541‧‧‧Rotating Department

542‧‧‧Rotating hole

543‧‧ ‧ blocking

544‧‧‧ arrive at the top

55‧‧‧Flexible parts

60‧‧‧ deck

61‧‧‧Tray

611‧‧‧ card slot

612‧‧‧through holes

613‧‧‧ Groove

62‧‧‧ front cover

621‧‧‧Baffle plate

622‧‧‧Fixed holes

63‧‧‧Fixed blocks

70‧‧‧Shaded housing

71‧‧‧ top board

711‧‧ ‧ tongue

72‧‧‧ side panels

The first figure is a perspective view of an embodiment of the card connector of the present invention

The second figure is an exploded perspective view of the card connector shown in the first figure.

The third to sixth figures are diagrams showing the operation of the card connector shown in the first figure.

In order to explain the technical contents, structural features, objects and effects of the present invention in detail, the embodiments are described in detail below with reference to the drawings.

Referring to the first and second figures, the card connector 100 of the present invention is used for picking up and placing an electronic card 200, and includes an insulative housing 10, a plurality of conductive terminals 20, a pair of latching springs 30, a switch terminal set 40, and a Card withdrawal mechanism 50, a card holder 60 and A shield housing 70.

Referring to the second figure, the insulative housing 10 has a substantially rectangular plate-shaped bottom wall 11. The rear side wall and the side edges of the bottom wall 11 extend vertically upwardly from a rear wall 12 and two side walls 13. The bottom wall 11 The rear wall 12 and the two side walls 13 define a receiving space 14 for receiving the card holder 60. The insulative housing 10 is provided on the bottom wall 11 with a plurality of conductive terminal slots 111 extending through the upper surface of the bottom wall 11. A locking elastic groove 131 communicating with the receiving space 14 is respectively formed in the front portion of the two side walls 13 of the insulating body 10. The insulative housing 10 is provided with a touch terminal slot 132 on the rear side of the latching slot 131 of the side wall 13 . The touch terminal slot 132 communicates with the receiving space 14 . The insulating body 10 is provided with a sliding space 133 for mounting the card ejecting mechanism 50 on the outer side of the latching slot 131 of the other side wall 13. The rear wall 12 of the insulative housing 10 protrudes into a sliding space 133 of the side wall 13 and defines a partitioning plate 121. The rear half space of the sliding space 133 is divided into a first space 1331 and a second space 1332. The first space 1331 is provided with a partition. Track curve slot 1333. The rear wall 12 of the insulative housing 10 protrudes forwardly from the second space 1332 with a protrusion 122. The rear wall 12 of the insulative housing 10 is provided with a detecting terminal slot 123 communicating with the touch terminal slot 132. The rear wall 12 of the insulative housing 10 is provided with a spiral arm slot 124. The arm slot 124 protrudes upwardly from the bottom wall of the slot. Axis 125.

Each of the conductive terminals 20 includes a first fixing portion 21, a first elastic portion 22 which is bent from the middle of the first fixing portion 21 and which is bent upward and then extended downward and then bent downward. The rear end edge of the fixing portion 21 is extended rearward and then bent downward to extend the first welded portion 23 extending backward.

Each of the holding elastic pieces 30 includes a second fixing portion 31 in a "U" shape, and a A second abutting portion 32 extending inwardly and rearward from the inner edge of the second fixing portion 31 and extending rearward and outward, and a second extending portion 33 extending rearward from the end of the second abutting portion 32.

The switch terminal group 40 includes a touch terminal 41 and a detection terminal 42. The touch terminal 41 has a third fixing portion 411 extending vertically from the front and rear, a third connecting portion 412 extending upward from the front end of the third fixing portion 411 and extending backward, and an end from the third connecting portion 412. a third protruding portion 413 formed by arching the receiving space 14 of the insulative housing 10, a third abutting portion 414 extending rearward from the end of the third protruding portion 413, and a lower end portion from the third fixing portion 411 The third welded portion 415 is formed by bending. The detecting terminal 42 has a fourth connecting portion 421 formed vertically extending left and right, a fourth fixing portion 422 extending downward from one end of the fourth connecting portion 421, and a front end extending from the other end of the fourth connecting portion 421. The fourth contact portion 423 formed by bending and extending and extending from the lower end of the fourth connecting portion 421 is formed by a fourth welded portion 424.

The card ejecting mechanism 50 includes a connecting rod 51, a button 52 fixedly connected to the front end of the connecting rod, a swing arm 53 pivotally connected to the rear end of the connecting rod 51, a swing arm 54 connected to the swing arm 53 and an elastic body. Item 55.

The connecting rod 51 has a pushing portion 511 having a T-shaped plate shape, a linking portion 512 extending rearward from the rear surface of the pushing portion 511 in the first space 1331 of the insulating body 10, and a rear surface from the pushing portion 511. A convex portion 513 is formed to protrude rearward from the second space 1332 of the insulative housing 10. An opening 514 is defined at the end of the linking portion 512.

The swing arm 53 has a sliding block 531 having a long strip shape and a sliding block 5 A push block 532 is formed on the inner side of the accommodating space 14 of the insulative housing 10 and extends rearward. A long rib 533 protrudes from the upper surface of the sliding block 531. A protrusion 534 protrudes downward from the front and rear ends of the lower surface of the sliding block 531.

The rotating arm 54 has a rotating portion 541 extending horizontally left and right, and a rotating hole 542 is defined in a middle portion of the rotating portion 541. The right end of the rotating portion 541 is bent downward and extends forward to curl back to form a blocking portion 543. The front end of the left side of the rotating portion 541 is bent downward to form an arcuate abutting top 544.

The card holder 60 includes a tray 61, a front cover 62 and a pair of fixing blocks 63. A tray 611 is disposed on the tray 61. The tray 61 defines a pair of through holes 612 in the front side through tray 61 of the card slot 611. A groove 613 is recessed inwardly on both sides of the tray 61. The front cover 62 is substantially in the shape of a long block, and the upper and lower ends of the rear surface are respectively protruded rearward to form a pair of retaining plates 621. The retaining plate 621 of the front cover 62 is provided with a vertical through hole corresponding to the through hole 612 of the tray 61. The fixing hole 622 of the plate 621 is held. The front end of the tray 61 of the card holder 60 is sandwiched between the front cover 62 and the two holding plates 621. The fixing block 63 passes through the fixing hole 622 and the through hole 612 to fix the tray 61 to the front cover 62.

The shielding shell 70 has a top plate 71 and a pair of side plates 72 extending downward from the side edges of the top plate 71. The top plate 71 of the shielding shell 70 is provided with a tongue 711 extending rearward and downward.

Referring to the second and third figures, when the card connector 100 of the present invention is assembled, the plurality of conductive terminals 20 are integrally formed on the bottom wall 11 of the insulative housing 10, and the first fixing portion 21 of the conductive terminal 20 is fixed on the bottom wall 11. The first elastic portion 22 is placed in insulation The conductive terminal groove 111 of the body 10 protrudes upward from the upper surface of the bottom wall 11, and the first soldering portion 23 projects downward from the lower surface of the bottom wall 11. The pair of latching elastic pieces 30 are fixed in the latching elastic groove 131 of the two side walls 13 of the insulative housing 10, and the second fixing portion 31 and the second extending portion 33 of the latching elastic piece 30 are fixed in the latching elastic groove 131. The second abutting portion 32 projects inwardly from the inner surface of the side wall 13 of the insulative housing 10. The touch terminal 41 of the switch terminal group 40 is fixed in the touch terminal slot 132 of the sidewall 13 of the insulative housing 10, and the third fixing portion 411 and the third connecting portion 412 of the touch terminal 41 are fixed in the touch terminal slot 132. The third protruding portion 413 and the third abutting portion 414 protrude inwardly from the inner surface of the sidewall 13 of the insulative housing 10 , and the third soldering portion 415 extends outwardly from the outer slot wall of the touch terminal slot 132 . The detecting terminal 42 of the switch terminal group 40 is fixed in the detecting terminal slot 123 of the rear wall 12 of the insulative housing 10, and the fourth connecting portion 421, the fourth fixing portion 422 and the fourth contact portion 423 of the detecting terminal 42 are fixed to In the detecting terminal groove 123, the fourth soldering portion 424 protrudes rearward from the rear surface of the wall 12 of the insulating body 10.

The card ejecting mechanism 50 is disposed in the sliding space 133 of the side wall 13 and the arm groove 124 of the rear wall 12. The connecting rod 51 of the ejecting mechanism 50 and the button 52 fixedly connected to the front end of the connecting rod 51 are installed in the sliding space 133 of the side wall 13 of the insulative housing 10 and protrude forwardly outside the front surface of the insulative housing 10, and are pivotally connected to The swing arm 53 of the connecting rod 51 is disposed in the first space 1331 of the sliding space 133. The protrusion 534 protruding downward from the front end of the swing arm 53 is rotatably engaged with the opening 514 of the connecting rod 51, and the rear end is The bump 534 is slidably movable along the trajectory curve groove 1333 in the first space 1331. The elastic member 55 of the ejecting mechanism 50 is installed in the second space 1332, and the elastic member 55 elastically resists the insulation The protrusion 12 between the rear wall 12 and the connecting rod 51 of the body 10 and the two ends of the body 10 are respectively sleeved on the rear wall 12 of the insulating body 10 and the convex portion of the connecting portion 511 of the connecting rod 51 of the card retracting mechanism 50 are protruded rearward. 513 outside. The arm 54 of the ejecting mechanism 50 is correspondingly disposed in the arm groove 124 of the wall 12 behind the insulative housing 10. One end of the arm 54 is rotatably protruded into the receiving space 14, and a rear surface of the arm 54 is provided with a limiting surface. (not shown) to limit the other end of the arm 54 so that the other end of the arm 54 cannot be rotated and protruded into the sliding space 14. The protruding shaft 125 protruding upward in the arm groove 124 is engaged with the rotating hole of the arm 54. Within 542.

The card holder 60 is inserted into the receiving space 14 of the insulative housing 10 from the front to the rear. The second abutting portion 32 of the latching elastic piece 30 is engaged in the recess 613 on both sides of the tray 61 of the card holder 60.

The shielding shell 70 covers the outside of the insulative housing 10, and the tab 711 of the top plate 71 of the shielding housing 70 elastically abuts against the protruding rib 533 protruding upward from the swing arm 53 of the ejecting mechanism 50 to prevent the swing arm 53 from falling. The bump 534 is separated from the trajectory curve groove 1333 of the sliding space 133 of the insulative housing 10. So far, the card connector 100 of the present invention has been assembled.

Referring to the fourth to sixth figures, when the card connector 100 of the present invention is used, first, the push button 52 drives the link 51 to move backward, the elastic member 55 compresses and accumulates the elastic potential energy, and the link 51 drives the swing arm 53 to swing the arm. The downwardly projecting protrusion 534 moves to the right and backward along the trajectory curve groove 1333; then, the elastic member 55 releases the elastic potential energy to drive the link 51 and the button 52 fixed on the link 51 to move forward, and the link 51 drives The swing arm 53 moves the projection 534 which protrudes downward from the swing arm 53 along the trajectory curved groove 1333 until the link 51 abuts against the front side groove wall of the sliding space 133, at which time the button 52 is ejected.

Next, the push button 52 drives the link 51 to move inwardly, the elastic member 55 is compressed, and the link 51 drives the swing arm 53 to move the protrusion 534 protruding downward from the swing arm 53 to move backward along the trajectory curve groove 1333, and the swing arm 53 The push block 532 pushes the blocking portion 543 of the arm 54 to rotate the arm 54 in the counterclockwise direction about the convex shaft 125. The abutting portion 544 of the arm 54 abuts against the top frame 60 to move the card holder 60 forward. At the same time, the abutting portion 32 of the latching spring 30 is disengaged from the recess 613 of the card holder 60, and the card holder 60 is ejected. The elastic member 55 releases the elastic potential energy to drive the connecting rod 51 and the button 52 fixed on the connecting rod 51 to move forward. The slider 534 that drives the swing arm 53 to cause the swing arm 53 to protrude downward moves back to the right along the trajectory curve groove 1333 to restore the initial state.

Finally, the electronic card 200 is inserted into the card slot 611 of the tray 61 of the card holder 60 to push the card holder 60 to move backward. The card holder 60 abuts the blocking portion 543 of the arm 54 to return the arm 54 in the clockwise direction. The abutting portion 32 of the latching elastic piece 30 is engaged with the recess 613 of the cartridge 60.

As described above, the card connector 100 of the present invention completes the pick-and-place of the electronic card 200 by means of the card-removing mechanism 50 interlocking, so that the user does not need additional tools to complete, thereby making the user more convenient.

12‧‧‧ Back wall

121‧‧‧Baffle

122‧‧‧Bump

124‧‧‧Rotary arm slot

125‧‧‧Shaft axis

13‧‧‧ side wall

131‧‧‧ card holding shrapnel slot

133‧‧‧Sliding space

1331‧‧‧First space

1332‧‧‧Second space

1333‧‧‧track curve slot

31‧‧‧Second fixed department

32‧‧‧Second Abutment

33‧‧‧Second extension

41‧‧‧Touch terminal

42‧‧‧Detection terminal

511‧‧‧Promotion Department

512‧‧‧ linkage department

513‧‧‧ convex

52‧‧‧ button

531‧‧‧Sliding block

532‧‧‧ push block

533‧‧‧ ribs

541‧‧‧Rotating Department

542‧‧‧Rotating hole

543‧‧ ‧ blocking

544‧‧‧ arrive at the top

55‧‧‧Flexible parts

61‧‧‧Tray

611‧‧‧ card slot

613‧‧‧ Groove

62‧‧‧ front cover

621‧‧‧Baffle plate

63‧‧‧Fixed blocks

Claims (11)

A card connector includes: an insulative housing comprising a bottom wall, the rear side edge and the side edges of the bottom wall respectively extending vertically upwardly from a rear wall and two side walls, wherein the bottom wall, the rear wall and the two side walls enclose a receiving space The insulating body is provided with a sliding space on one side wall, a trajectory curved groove is arranged in the sliding space, a spiral arm groove is arranged in the middle of the rear wall of the insulating body, and a partition plate protrudes from the rear wall of the insulating body toward the sliding space of the side wall, The rear half space of the sliding space is divided into a first space and a second space; a plurality of conductive terminals are integrally formed on the bottom wall of the insulating body; and a card retracting mechanism includes a connecting rod and a swing arm pivotally connected to the rear end of the connecting rod a swing arm and an elastic member connected to the swing arm, the connecting rod and the swing arm are installed in the sliding space of the side wall of the insulating body, wherein the track curve groove is disposed in the first space, and the swing arm of the card retracting mechanism is installed The elastic member is disposed in the first space, the rear end of the swing arm is slidably moved along the trajectory curved groove, and the middle of the swing arm is pivotally connected to the spiral arm groove of the rear wall of the insulating body, thereby Spiral arm Rotatingly protruding into the receiving space, the rear surface of the arm is provided with a limiting surface to limit the other end of the arm, so that the other end of the arm can not be rotated and protruded into the sliding space, and the elastic member elastically abuts against the rear wall of the insulating body And a connecting rod; a card holder is inserted into the receiving space of the insulating body; at least one holding elastic piece is disposed on the side wall of the insulating body, and extends inwardly into the receiving space and can be elasticized against the side edge of the card seat. The card connector of claim 1, wherein the connecting rod has a push a moving portion, a linking portion extending from the rear surface of the pushing portion to the first space of the insulating body, wherein the end of the linking portion is provided with an opening, and the swing arm has a sliding block in the shape of a long plate, the sliding A bump is protruded downwardly from the front and rear ends of the lower surface of the block, and a convex block protruding downward from the front end of the swing arm is rotatably engaged in the opening of the connecting rod, and the protruding block at the rear end is slidably along the first The trajectory curve groove motion in the space. The card connector of claim 2, wherein the rear surface of the pushing portion of the connecting rod protrudes rearwardly from the second space of the insulating body, and the rear wall of the insulating body is in the second space. A protrusion is protruded from the front protrusion, and two ends of the elastic member of the card retracting mechanism are respectively sleeved on the protrusion protruding from the rear wall of the insulating body and the protrusion protruding from the pushing portion of the connecting rod. The card connector of claim 1, wherein the front end of the connecting rod protrudes from a front surface of the insulating body and is fixedly connected with a button. The card connector of claim 2, wherein the swing arm protrudes from the inner side of the sliding block toward the receiving space of the insulating body and extends rearwardly to the push block, the arm has a horizontally extending rotating portion. The right end of the rotating portion is bent downward and curled forward to form a blocking portion. The left front end of the rotating portion is bent downward to form an arc-shaped abutting top, and the pushing arm of the swing arm pushes the arm to block The joint rotates the arm, and the arm abuts against the top of the card holder to move the card seat. The card connector of claim 5, wherein the arm groove of the rear wall of the insulating body protrudes upwardly from the bottom wall of the slot to have a convex shaft, and a rotating hole is formed in a middle portion of the rotating portion, and the arm groove is provided. The convex shaft protruding from the inner side is engaged with the rotating hole of the spiral arm, and the pushing block of the swing arm pushes the blocking portion of the rotating arm to rotate the rotating arm around the convex axis. The card connector of claim 2, further comprising a shielding shell covering the outside of the insulating body, the shielding housing having a top plate and extending downward from both side edges of the top plate to form a pair The side plate, the top plate of the shielding shell is provided with a rearward downward An extended tab; wherein the upper surface of the sliding block of the swing arm protrudes upwardly with a long rib, and the tab of the top plate of the shielding shell elastically resists the rib protruding upward from the swing arm. The card connector of claim 1, wherein each of the conductive terminals comprises a first fixing portion, a first elastic portion punched from the middle of the first fixing portion, and a first fixing portion. a first soldering portion extending rearward of the rear end edge, the insulating body is provided on the bottom wall with a plurality of conductive terminal slots penetrating the upper surface of the bottom wall, and the first fixing portion of the conductive terminal is fixed on the bottom wall, first The elastic portion is disposed in the conductive terminal groove of the insulating body and protrudes upwardly from the upper surface of the bottom wall, and the first welded portion protrudes downward from the lower surface of the bottom wall. The card connector of claim 1, wherein each of the holding elastic pieces comprises a second fixing portion, a second abutting portion extending from the second fixing portion, and the second abutting portion. a second extending portion is formed on the front side of the two side walls, and a latching elastic groove is formed in the front side of the two side walls, and a pair of grooves are recessed inwardly on both sides of the sliding seat. The second fixing portion and the second extending portion of the holding elastic piece are fixed in the clamping elastic piece groove, and the second abutting portion protrudes inwardly on the side wall of the insulating body. The inner surface is snapped into the groove on both sides of the card holder. The card connector of claim 9, wherein the card holder comprises a tray and a front cover, wherein the tray is provided with a card slot, and the tray is provided with a pair of through holes through the tray at the front side of the card slot. The upper and lower ends of the rear surface of the front cover respectively protrude rearward to form a pair of retaining plates. The baffle plate is provided with a fixing hole for the upper and lower penetrating plates corresponding to the through hole of the tray, and the card seat further includes a pair of fixing blocks. The front end of the tray is clamped between the two holding plates of the front cover, and the fixing block is fixed to the front cover through the fixing hole and the through hole. The card connector of claim 1, further comprising a switch terminal set, the switch terminal set includes a touch terminal and a detection terminal, the touch terminal has a third fixing portion, and a third a third connecting portion formed by extending a front end of the fixing portion, a third protruding portion formed by arching from a distal end of the third connecting portion, a third abutting portion extending from an end of the third protruding portion, and a slave a third soldering portion extending from a lower end of the third fixing portion, the detecting terminal has a fourth connecting portion, a fourth fixing portion extending downward from one end of the fourth connecting portion, and the other end portion of the fourth connecting portion a fourth contact portion extending forwardly extending and a fourth soldering portion extending from a lower end of the fourth connecting portion, wherein the insulating body is provided with a touch terminal slot on a side wall, and the touch terminal slot is connected to receive a touch terminal slot is connected to the touch terminal slot of the insulative housing, and the touch terminal is fixed in the touch terminal slot of the sidewall of the insulative housing, and the third fixing portion of the touch terminal is The third connecting portion is fixed to the touch In the control terminal slot, the third protrusion portion and the third abutting portion project inwardly on the inner surface of the side wall of the insulative housing, and the third soldering portion extends outwardly from the outer slot wall of the touch terminal slot, and the switch terminal group The detecting terminal is fixed in the detecting terminal slot of the rear wall of the insulating body, and the fourth connecting portion, the fourth fixing portion and the fourth contact portion of the detecting terminal are fixed in the detecting terminal slot, and the fourth soldering portion is extended backward On the back surface of the wall behind the insulating body.