CN100440625C

CN100440625C - Electronic-card connector

Info

Publication number: CN100440625C
Application number: CNB2005101231663A
Authority: CN
Inventors: 萧学隆
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2005-12-14
Filing date: 2005-12-14
Publication date: 2008-12-03
Anticipated expiration: 2025-12-14
Also published as: CN1983724A

Abstract

The invention is concerned with the electronic card connector that can compound with different type of the first electronic card and the second electronic card, including: the main insulating body, several terminals compound with the correspondent electronic card, and the withdraw card machine. The withdraw card machine includes: the first slipping block, the second slipping block, the first spring, the second spring and the lock machine, the first slipping block sets in the second slipping block and can slip, the first spring sets in the second spring. When the first electronic card inserts that pushes the first slipping block and compresses the first spring, the lock machine locks the first slipping block to the reading position; when the second electronic card inserts that pushes the second slipping block and makes the first slipping block slip, the first spring and the second spring are pressed, the lock machine locks the first slipping block and the second slipping block to the reading position; when needing withdraws card, it pushes the corresponding electronic card to free the lock effect of the lock machine, the electronic card withdraws by the effect of the corresponding spring.

Description

Electronic card coupler

[technical field]

The present invention relates to a kind of electronic card coupler, relate to a kind of electronic card coupler that is used for electronic equipments such as digital camera and PDA.

[background technology]

Electronic equipment such as digital camera and PDA can dispose the electronic cards that is used for data storage usually; and the electronic card coupler that is arranged in these electronic equipments is used to reach the electric connection of electronic cards and respective electronic equipment room so that carry out data storage and read operation. electronic cards is along with the requirement of various electronic equipments to its memory capacity and overall dimensions; formed the multiple standards interface gradually; block such as XD (XD-picture); MS (Memory Stick) card; SD (Super Density; Secure Digital) card; MMC (Multi-MediaCard) and SM (SmartMedia) card or the like; also therefore produced a kind of electronic card coupler of All-in-One; promptly an electronic card coupler can connect to increase the flexibility that electronic equipment cooperates with electronic cards with the electronic cards of number of different types. and also require this All-in-One electronic card coupler to possess the card of moving back function simultaneously; if adopt a trip mechanism will cause its complex structure and bulky, so need to adopt a trip mechanism can apply to the tactic pattern of a plurality of electronic cards to the pattern of an electronic cards.

United States Patent (USP) announces the 6th, 641, a kind of two-in-one electronic card coupler is disclosed for No. 413, it can cooperate with first electronic cards of shorter broad and the long second narrower electronic cards, this electronic card coupler comprises insulating body, some intrinsic first and second splicing ear and trip mechanisms of being housed in, and described trip mechanism comprises that intentionally slide unit, the spring of type cam path reach the locking pin that constitutes locking device with aforementioned heart type cam path in formation.Two rows before and after first and second splicing ear is arranged in respectively on the fore-and-aft direction that insulating body upper edge electronic cards is inserted/withdrawed from, being positioned at the first front-seat splicing ear is used for cooperating with first electronic cards, second splicing ear that is positioned at back row is used for cooperating with second electronic cards. and the described slide unit front-back direction of side within it is provided with first joint portion and second joint portion. when first electronic cards is inserted, its front end will arrive to first joint portion, and then drive slide unit and slide into locking device together forward slide unit is pinned, first electronic cards electrically contacts with first splicing ear simultaneously. when second electronic cards is inserted, it will be through first joint portion but first joint portion of not conflicting, continuation arrives to second joint portion after front slide, thereby the drive slide unit slides into locking device slide unit is pinned, and second electronic cards electrically contacts with second splicing ear simultaneously.This electronic card coupler utilizes the difference of various electronic cards overall dimensions, forms a plurality of joint portions on same slide block.So, no matter insert first card or second card, slide unit all can produce slip, compresses spring simultaneously, and obviously the frequency of utilization of the spring of this electronic card coupler and intensity are bigger, are easy to generate elastic fatigue.

So, be necessary above-mentioned electronic card coupler is improved to solve the problems of the technologies described above.

[summary of the invention]

Main purpose of the present invention is to provide a kind of electronic card coupler, and it is provided with a trip mechanism that can cooperate with a plurality of electronic cards.

For achieving the above object, the present invention adopts following technical scheme: a kind of electronic card coupler, and it can cooperate with dissimilar first electronic cards and second electronic cards, and it comprises insulating body, some terminal and trip mechanisms that cooperates with the respective electrical subcard.Described trip mechanism comprises first slide block, second slide block, first spring, second spring and a bolt lock mechanism, and wherein first slide block slides and is located in second slide block, and first spring is arranged in second spring.First electronic cards will only promote first slide block and compress first spring when inserting, and bolt lock mechanism is locked to a Card Reader position with first slide block; Second electronic cards will directly promote second slide block when inserting, and drive first slide block and slide together, and first and second spring is compressed simultaneously, and described bolt lock mechanism is locked to above-mentioned Card Reader position with first slide block and second slide block.In the time of need moving back card, this promotes corresponding electronic cards and removes the breech lock effect again, under the effect of corresponding spring electronic cards is withdrawed from.

Compared with prior art, the present invention has following beneficial effect: its corresponding different electronic cards has set corresponding slide block and spring respectively, can prolong the useful life of trip mechanism.

[description of drawings]

Fig. 1 is the three-dimensional assembly diagram of electronic card coupler of the present invention.

Fig. 2 is another three-dimensional assembly diagram of electronic card coupler of the present invention.

Fig. 3 is the part three-dimensional assembly diagram of electronic card coupler of the present invention.

Fig. 4 is another part three-dimensional assembly diagram of electronic card coupler of the present invention.

Fig. 5 is the three-dimensional exploded view of electronic card coupler of the present invention.

Fig. 6 is the three-dimensional exploded view of another angle of electronic card coupler of the present invention.

Fig. 7 is the three-dimensional exploded view of the trip mechanism of electronic card coupler of the present invention.

Another three-dimensional exploded view of the trip mechanism of Fig. 8 electronic card coupler of the present invention.

Fig. 9 is the part three-dimensional exploded view of second trip mechanism of electronic card coupler of the present invention.

Figure 10 is the three-dimensional combination figure of the trip mechanism of electronic card coupler of the present invention.

[embodiment]

Fig. 1 and Fig. 2 are three-dimensional assembly diagram of the present invention, electronic card coupler of the present invention can be respectively and the XD card, the MS card, SD card and MMC (not shown) cooperate, it comprises insulating body 1, plurality of terminals 2, trip mechanism, insulating base 3, terminal frame 4 and metal shell 5. insulating bases 3 are located at the front end of insulating body 1 with the insertion port 14 of common formation for each electronic cards insertion, terminal frame 4 is fixed on the rear end of insulating body 1, the end that is used to guide and locatees terminal 2 extends to the printed circuit board (PCB) (not shown) that this electronic card coupler is installed, and metal shell 5 covers to insulating body 1 upside.

See also Fig. 3 and shown in Figure 4, insulating body 1 roughly is " U " type, " U " type diapire 12 that it comprises a head 10, is positioned at head 10 both sides and the support arm 11 that stretches forward and connects head 10 and support arm 11, common receiving space 13. heads 10 that hold electronic cards that form of described three are provided with pre-and post perforative terminal conduit 100; Each support arm 11 respectively is formed with a slit 110 that is used to hold trip mechanism, head 10 corresponding each slit 110 are provided with a guide posts 101, wherein right side support arm 11 is provided with arrangement for detecting (not label). and each support arm 11 is formed with an installation portion 111 at the front end away from head 10, this installation portion 111 is used for cooperating with insulating base 3, which is provided with an installing hole 112. heads 10 rear sides and form a groove 102, go into wherein for 4 groups in order to hold the terminal frame, the opposite end in groove 102 inside respectively is provided with a button and holds piece 103.

Trip mechanism is housed in the slit 110 of insulating body 1 support arm 11 respectively, and its concrete structure will describe in detail in the back.

See also Fig. 3 and Fig. 4, and in conjunction with Figure 1 and Figure 2, insulating base 3 roughly is " ㄇ " shape, comprise a lateral piece 30 and be positioned at the side plate 31 of lateral piece 30 opposite end downsides, the bottom surface of both sides board 31 respectively is provided with an erection column 32, the mode of melting by heat is installed in this erection column 32 in the installing hole 112 of insulating body 1, thereby insulating base 3 being assembled to the front end of insulating body 1. the relatively inboard and correspondence of insulating base 3 is formed with some guiding faces (not label), with two support arms, the 11 common insertion ports 14. that constitute described guiding respective electrical subcard of insulating body 1

Terminal frame 4 roughly is " ㄩ " shape, the button gripping arm 41 that comprises location division 40 and two ends, location division 40 is provided with some through hole 42. these terminal framves 4 that supply terminal 2 to pass and can organizes from bottom to top in the groove 102 of insulating body 1 rear side, button gripping arm 41 is held piece 103 with the button in the groove 102 and is matched, so that terminal frame 4 is fixed on the insulating body 1.

See also Fig. 5 and shown in Figure 6, the 3rd terminal 23. second terminals 22 that terminal 2 comprises the first terminal 21 that is used for the MS card, be used for second terminal 22 of SD card/MMC and be used for the XD card are fixed on and constitute the first terminal module 20 on the insulation board 24; The 3rd terminal 23 be fixed on an insulation board 24 ' on constitute second terminal module 20 '.Each terminal 2 has the contact site 200 that touches with the respective electronic clamping and is used to be soldered to afterbody 201 on the printed circuit board (PCB) (not shown), the contact site 200 of second terminal 22 and the 3rd terminal 23 extends receiving space 13 to enter insulating body 1 from corresponding insulation plate 24,24 ' leading edge, afterbody 201 extends straight down from corresponding insulation plate 24,24 ' trailing edge. wherein, the afterbody 201 of the 3rd terminal 23 is divided into two groups and extends downwards, and the spacing between it can be held the afterbody 201. of second terminal 22

Please, when needing assembling, the first terminal 21 can be fixed on from back to front in the terminal conduit 100 of head 10 in conjunction with Figure 1 and Figure 2; Afterwards terminal frame 4 is mounted in the groove 102 of head 10; Again first and second terminal module 20,20 ' is successively organized to go in the insulating body 1 from top to down, the contact site 200 of terminal 2 all extends into receiving space 13, and afterbody 201 all extends insulating body 1 bottom surface downwards from the through hole 42 of terminal frame 4 and is used to be soldered to printed circuit board (PCB) (not shown).

See also Fig. 5 and shown in Figure 6, metal shell 5 is made by a sheet metal, comprise a top board 50 and two lateral walls 51, it further is provided with, and some buttons are held sheet 52 and button is held hole 53, insulating body 1 correspondence is formed with some buttons and holds groove 104 and projection 105, holds sheet 52 by button and holds groove 104 with button, and button is held cooperating of hole 53 and projection 105, metal shell 5 can firmly be assembled on the insulating body 1, and cover above-mentioned insulating body 1 and second terminal module 20 ' above.

See also Fig. 7 to Figure 10, and in conjunction with Fig. 3 and shown in Figure 4, described trip mechanism comprises first trip mechanism 6 and second trip mechanism 7, wherein first trip mechanism 6 is used to withdraw from the MS card, it comprises slide block 61, spring 62 and the guide member 63 that is provided with heart type groove 60, and slide block 61 rear ends have the conduit (not label) that holds spring 62. slide block 61 slides and is located in the slit 110 of insulating body 1 right side support arm 11; Spring 62 1 ends are housed in the rear end of slide block 61, the other end is sheathed on the guide posts 101 of insulating body 1. and guide member 63 1 ends are fixed on the support arm 11, the other end can slide along the heart type groove 60 of slide block 61. and a shell fragment 64 (join shown in Figure 4) is fixed on the support arm 11 of insulating body 1 and also entad compresses guide member 63 in the type groove 60, the structure that is used to avoid guide member 63 to jump out heart type groove 60. first trip mechanisms 6 is identical with common push-push type trip mechanism, during use, MS card (not shown) can promote slide block 61 and slide when inserting, only need promote this MS card in the time of need moving back card again and get final product.

Second trip mechanism 7 can stick into the capable card operation of moving back to XD card and SD/MMC respectively, and it comprises first slide block 71, first spring 72, second slide block 73, second spring 74 and the guide member 75 that is provided with heart type guide groove 714.First slide block 71 is housed in second slide block 73, and first spring 72 is located in second spring 74, and two

slide blocks

71,73 are shared a bolt lock mechanism that is made of described heart type groove 714 and guide member 75.One shell fragment 76 (joining shown in Figure 3) is used for and will compresses guide member 75.

First slide block 71 comprises that matrix 710, first cylinder 711 that extends back from matrix 710 reach second cylinder 712 that further extends, the diameter of second cylinder 712 is less than first cylinder 711, matrix 710 is formed with the first outstanding auxiliary section 713 in the inboard near receiving space 13, be viewed as reverse " L " type and be provided with described heart type guide groove 714. first auxiliary sections 713 in opposite external side from the medial surface of matrix 710, the size of first spring 72 can be set on first and second cylinder 711,712.

Second slide block 73 is rectangular frame shaped, the cross wall 733 (joining shown in Figure 3) that it comprises upper wall 730, two opposite side walls 731, antetheca 732 and connects two side 731, cross wall 733 is former and later two spaces with second slide block, 73 internal separation, and connects mutually by the circular hole 734 that is formed on the cross wall 733. be positioned at inboard sidewall 731 and be provided with the second outstanding auxiliary section 735.

First slide block 71 is gone in it from the bottom surface group of second slide block 73, its matrix 710 is positioned at the space of cross wall 733 front sides, second cylinder 712 passes the space that circular hole 734 enters rear side. and first spring 72 is gone into the space of cross wall 733 rear sides from the rear side group of second slide block 73, further pass described circular hole 734 and be set in first and second cylinder 711, on 712. second spring 74 is set in the outside of first spring 72, its diameter is greater than circular hole 734, so only at the rear side of cross wall 733. a neutral gear (not label) is arranged so that allow the heart type guide groove 714 of first slide block 71 be exposed to the outside between the lateral wall 731 of second slide block 73 and the antetheca 732. first and second slide block 71 that will assemble, 73 and first,

second spring

72,74 mutual group are gone in the slit 110 of insulating body 1 left side support arm 11, in the heart type that the is fixed on guide groove 714 that guide member 75 1 ends slide, the other end is fixed on the described support arm 11. and shell fragment 76 is fixed on the support arm 11 and entad compresses guide member 75. in the type guide groove 714

The antetheca 732 of second slide block 73 forms a breach 736 from its edge near madial wall 731, this breach 736 continues to extend back and runs through madial wall 731 and be formed with a slit 737, first auxiliary section 713 on the matrix 710 of first slide block 71 is positioned at the rear of breach 736, and in the slit 737, so can directly being pushed to the front side of the matrix 710 of first auxiliary section, 713. first slide blocks 71 when inserting, corresponding XD card is formed with a draw-in groove 715 that caves in forward near the end face place, 73 pairs of second slide blocks should be provided with integrated elastic arm 738 in wall 730 places by draw-in groove 715 thereon, described elastic arm 738 forward and stretch upwards, the front end of elastic arm 738 has a fixture block 739. that can cooperate with draw-in groove 715

The insulation board 24 of described the first terminal module 20 covers on second slide block 73, be positioned at the rear side of elastic arm 738, when first slide block 71 and second slide block 73 slide backward together, the elastic arm 738 upwardly extending parts of second slide block 73 will be insulated plate 24 gradually and press down, so the fixture block 739 of its front end snaps in the draw-in groove 715 of first slide block 71, move with this direction of avoiding second slide block, 73 disengagings, first slide block 71 promptly to withdraw from forward to electronic cards.

During use, when SD card/MMC (not shown) inserts, because its thickness is thick than the XD card, it can't will run into second auxiliary section 735 that is located on second slide block 73 along the breach 736 and the slit 737 slip .SD card/MMC of second slide block 73, slide backward so drive second slide block 73.Slide jointly and the antetheca 732 of second slide block 73 will further drive first slide block 71, compress first and

second spring

72,74 simultaneously.In this process, the elastic arm 738 that the insulation board 24 of the first terminal module 20 will press down second slide block 73 gradually snaps in the draw-in groove 715 of first slide block 71 to it, so can't breaking away from first slide block, the 71 independent directions that promptly withdraw to electronic cards forward, moves second slide block 73 of this moment. the heart type guide groove 714 of first slide block 71 and guide member 75 are locked to a Card Reader position with first slide block 71 afterwards, when simultaneously also having pinned second slide block 73. and need move back card, promote corresponding electronic cards once more and remove breech lock, at first and second spring 72, move back card under 74 the effect, elastic arm 738 also recovers owing to leaving insulation board 24.

When XD card (not shown) inserts, its edge slides along the breach 736 and the slit 737 of second slide block 73, and first auxiliary section 713 of running into first slide block 71 of slit 737 inboards, so driving first slide block 71 slides backward, it compresses first spring 72. simultaneously and first and second cylinder 711,712 of first slide block 71 can pass the circular hole 734 of second slide block 73 and slides, so can not drive the slip together backward of second slide block 73.The heart type guide groove 714 of first slide block 71 and guide member 75 are locked to a Card Reader position with first slide block 71 afterwards. and in the time of need moving back card, promote XD once more and remove breech lock, under the effect of first spring 72, move back card.

Claims

1. electronic card coupler, it can cooperate with dissimilar first electronic cards and second electronic cards, and it comprises insulating body, plurality of terminals and trip mechanism, and the insulating body definition has the receiving space that holds electronic cards; Described terminal accommodating is used for cooperating with the respective electrical subcard in insulating body; Described trip mechanism is housed in the insulating body, it comprises first slide block, first spring, second slide block, second spring and a bolt lock mechanism, slide on the direction that first slide block and second slide block can insert along electronic cards/withdraw from, it is characterized in that: first electronic cards will promote first slide block when inserting, first slide block is not influencing the situation lower slider of second slide block, and compressing first spring, described bolt lock mechanism is locked to a Card Reader position with first slide block; Second electronic cards will promote second slide block when inserting, second slide block drives first slide block and slides backward together, first and second spring is compressed simultaneously, also be provided with device for fastening between first slide block and second slide block, in the process that first slide block and second slide block slide backward jointly, second slide block will be locked on first slide block by device for fastening, so described bolt lock mechanism can be locked to above-mentioned Card Reader position with first slide block and second slide block simultaneously jointly, in the time of need moving back card, promote corresponding electronic cards once more to remove the breech lock effect of bolt lock mechanism, under the effect of corresponding spring, electronic cards is withdrawed from.

2. electronic card coupler as claimed in claim 1 is characterized in that: described bolt lock mechanism comprises that one is arranged at a heart type guide groove and the guide member on first slide block, and described guide member one end is fixed on the insulating body, and the other end can slide in heart type guide groove.

3. electronic card coupler as claimed in claim 2, it is characterized in that: device for fastening is to be formed on the elastic arm on second slide block and to be formed on draw-in groove on first slide block, sliding backward jointly in the process of first slide block and second slide block, thereby elastic arm is pressed down to interlock to hold with draw-in groove second slide block is locked on first slide block, to avoid second slide block, when being locked to a Card Reader position with first slide block, bolt lock mechanism also second slide block has been locked on this position separately forward promptly to the exit axis slip of electronic cards; , promptly move back in the card process jointly in the process of front slide at first slide block and second slide block, elastic arm will leave draw-in groove and return to initial condition.

4. electronic card coupler as claimed in claim 2, it is characterized in that: the end face of second slide block is provided with one forward and extend upward and front end is provided with the elastic arm of fixture block, first slide block is provided with a draw-in groove that caves in forward, elastic arm and draw-in groove constitute aforementioned device for fastening, in the common process of sliding of first and second slide block, the elastic arm of second slide block is pressed down, its front end fixture block snaps in the draw-in groove of first slide block, to avoid second slide block separately forward promptly to the exit axis slip of electronic cards, bolt lock mechanism also has been locked in second slide block on this position when first slide block is locked to a Card Reader position.

5. as electronic card coupler that claim 3 reached, it is characterized in that: first spring is located between first slide block and the insulating body, second spring is located between second slide block and the insulating body, first slide block is contained in second slide block slidably, first spring is arranged in second spring, so first slide block can not influence the situation lower slider of second slide block, and compresses first spring.

6. electronic card coupler as claimed in claim 5 is characterized in that: second slide block is provided with an antetheca that is positioned at first slip front, and after second slide block is pushed, described antetheca will promote first slide block and slide jointly.

7. electronic card coupler as claimed in claim 6, it is characterized in that: the second slide block inboard is provided with second auxiliary section in the receiving space that is exposed to described insulating body, and one communicate with receiving space and be positioned at the slit of front side, second auxiliary section, and first slide block is provided with first auxiliary section that is positioned at above-mentioned slit inboard; Second electronic cards is thicker and narrower, and can not enter described slit when it inserts, and directly promote second auxiliary section, and first electronic cards is thin and wide than second electronic cards, thus can be along described slit insertion, and and then first auxiliary section that promotes first slide block.

8. electronic card coupler as claimed in claim 6, it is characterized in that: second slide block is provided with a cross wall that is parallel to described antetheca, this cross wall is provided with a circular hole that connects, the matrix of first slide block is positioned at the space between described cross wall and antetheca, the cylinder and first spring that are formed on the first slide block Hou side all can pass above-mentioned circular hole, so first slide block can slide in second slide block.

9. electronic card coupler as claimed in claim 3, it is characterized in that: it further comprises a terminal frame, it is assembled in the rear side of insulating body, comprise a location division and be positioned at the button gripping arm of two ends, location division upside that the location division is provided with the through hole that the described terminal of some confessions passes and is used for guiding and locatees described tail portion of terminal.