CN2747734Y

CN2747734Y - Fool-proofing of card connectors

Info

Publication number: CN2747734Y
Application number: CN 200420074195
Authority: CN
Inventors: 葛盛青
Original assignee: Jess Link Products Co Ltd
Current assignee: Jess Link Products Co Ltd
Priority date: 2004-09-24
Filing date: 2004-09-24
Publication date: 2005-12-21
Anticipated expiration: 2014-09-24

Abstract

The utility model relates to a card connector prevent slow-witted device, but be equipped with the first of the different storage cards of holding in the pedestal, the second accommodation space, and it is first, but the slow-witted device of elastic displacement about having in the second accommodation space, and prevent slow-witted device and have the baffle and support and hold the several elastic support body in the baffle below, and be provided with the face of supporting that can supply the storage card to push away in baffle the place ahead, be equipped with the terminal group that can be electric connection with different storage cards in addition in the pedestal, can prevent that the user from misplug different types of memory card in card connector, and then cause the damage of card connector or storage card, and can let the whole height reduction of card connector, reach stable in structure with this, not fragile and the clear and definite utility of butt joint space.

Description

The anti-misoperation device of card connector

Technical field

The utility model relates to a kind of anti-misoperation device of card connector, especially refer to be provided with in the pedestal anti-misoperation device of elastic displacement up and down, and can allow the whole height of card connector reduce, and prevent that the user from mispluging different types of storage card and placing in the card connector, and then cause the damage of card connector, reach Stability Analysis of Structures, the not fragile and clear and definite effectiveness in butt joint space with this.

Background technology

Flash memory since coming out just because of low power consuming, non-volatile, shatter-proof, the characteristic that high storage density etc. are charming, in many portable devices, gradually replace EEPROM or battery powered memory, more owing to present semiconductor technology progresses greatly day by day, the storage density of flash memory and transmission speed have the growth of advancing by leaps and bounds especially, therefore flash memory more can replace traditional Storage Medias such as hard drives in many application, because flash memory has above-mentioned all multi-functional and characteristic, its relevant dealer utilizes flash memory then and develops and storage card, so except the storage card pattern of PCMCIA, roughly still has MMC (Multi MediaCard) at present on the market, CF (Compact Flash Card), SMC (Smart Media Card), MS (Memory Stick), SD (Secure Digital Memory Card), specifications such as XD can be for replacing, and since storage card comes out, promptly be subjected to consumers in general's favor, and become a kind of indispensable tool using that is almost, and storage card is used on the electronic product widely, and employed relatively card connector also with increase in demand.

Yet, progress along with science and technology, electronic product all trends towards gently, thin, short, little and multi-functional development, and card connector makes miniaturization of electronic products for the space that can save the use in electronic product, promptly there is the dealer to develop many card connectors that can use for the variety classes storage card, and general common way be all be provided with in the pedestal that utilizes many card connectors more than two or two can ccontaining different storing card slot, more the Copper Foil contact direction because of various storage cards is not identical, promptly there is the dealer a plurality of conducting terminal groups to be set in pedestal and loam cake place, for being electric connection after the storage card insertion, this kind mode can make storage be stuck in when inserting pedestal and insert with a direction; When only being arranged at the conducting terminal group on the pedestal, the Copper Foil contact direction of its storage card just needs oppositely to be provided with, reach the reverse two kinds of infix forms of inserting and make different storing card when inserting pedestal, produce the forward insertion, the user is promptly anti-inserted with the direction of storage card easily, and cause the damage of conducting terminal in the pedestal or the disappearance that storage card can't be extracted to produce, and because of being subject to the data in storage card of electronic product access simultaneously, if insert the storage card more than simultaneously, then electronic product then can correctly be judged the kind of storage card, and can't use, even make electronic product take place to produce when problems such as machine or data losses, neither identical because of the width of various types storage card in addition with the degree of depth, the dealer all utilizes the PCMCIA of large-size mostly, CF (Compact Flash Card) is a main body, again with reduced size as MMC (Multi Media Card), SMC (Smart Media Card), MS (Memory Stick), SD (Secure Digital Memory Card), the storage card of XD is integrated in its main body, so, promptly there is relevant dealer to propose novel patent application with the many specifications card connector that only can single deck tape-recorder inserts and solves the problems referred to above on October 23rd, 2002, and this case had been announced already in 782 No. three on record checking of TW the May 4th, see also shown in Figure 7, side cutaway view for prior art, find out by knowing among the figure, existing many specifications card connector is provided with the first accommodation space A1 and the second accommodation space A2 in pedestal A, and between the first accommodation space A1 and the second accommodation space A2, a beat spare B is set, and beat spare B has an axle center B1, and axle center B1 is articulated between the first accommodation space A1 and the second accommodation space A2, and beat spare B extends the two extension B2 that fold predetermined angular outward by axle center B1 to radial direction, and make the first accommodation space A1 or the second accommodation space A2 when inserting card, card can promote one of them extension B2 makes beat spare B be an axially rotation, and another extension B2 stops the accommodation space that does not insert card, makes it can't insert card again.

But above-mentioned prior art still has following disappearance to preventing to insert once more the device of card:

(1) existing many specifications card connector utilizes the set axle center B1 of beat spare B, be articulated between the first accommodation space A1 and the second accommodation space A2, make the first accommodation space A1 and the second accommodation space A2 of pedestal A necessary at a distance of certain above distance, can't make card connector reduce whole height effectively, and occupy space in the too many electronic product, make that electronic product can't reach gently, thin, short, little trend.

(2) existing many specifications card connector there is no setting and can prevent that the less card of width from inserting the device of big accommodation space, and when user mistake card insert is staggered the time, cause the crooked or distortion of conducting terminal set in the card connector easily and can't use.

(3) existing many specifications card connector utilize card promote one of them extension B2 make beat spare B be one axially the rotation, and another extension B2 stops the accommodation space that does not insert card, make it can't insert card again, and existingly in the user does not discover many specifications card connector insert card and when inserting once more, then can promote extension B2 because of the card that inserts once more, and make another extension B2 also do relative rotation and push card in the use, cause the card in the use to be easy to generate a little displacement, and it is disconnected in the transmission time that signal takes place, capsule information are lost, the user from the beginning ongoing work must be done once again.

So, how to solve above-mentioned existing problem and disappearance, be the relevant manufacturer that is engaged in the industry and desire most ardently the direction place that research improves.

Summary of the invention

Main purpose of the present utility model is to overcome the deficiencies in the prior art and defective, utilize the set elastic support of anti-misoperation device to make baffle plate in first accommodation space and second accommodation space, be elastic displacement up and down, to prevent that again a storage card inserts, allow first accommodation space and second accommodation space be positioned as close to, the whole height of card connector is reduced, and need not occupy space in the too many electronic product, reach Stability Analysis of Structures, the not fragile and clear and definite effectiveness in butt joint space with this.

Secondary objective of the present utility model is to utilize anti-misoperation device to prevent that the narrower storage card of width from inserting in the big accommodation space, causes the crooked or distortion of conducting terminal set in the card connector to avoid producing because of storage card misplugs, and then can't use.

Another purpose of the present utility model is to utilize the elastic displacement up and down of anti-misoperation device, allow card connector insert a storage card only simultaneously, and existingly in the user does not discover card connector insert storage card and when inserting once more, can not allow the storage card in using move, and can stably allow electronic product read or store the interior data of storage card because of the anti-misoperation device elastic displacement.

Another purpose of the present utility model is to utilize keyset and circuit board to be electric connection, it is identical to make storage be stuck in the direction of inserting pedestal, to prevent the user that the direction of storage card is anti-inserted, cause the structural deterioration of terminal group or the situation that storage card can't be extracted to take place.

For reaching above-mentioned purpose, the utility model provides a kind of anti-misoperation device of card connector, be provided with pedestal and anti-misoperation device, wherein, this pedestal is provided with a plurality of terminal group that can be electric connection with storage card, and a side opening place is formed with inserted terminal, and have in the pedestal can ccontaining variety classes storage card first accommodation space and second accommodation space; This anti-misoperation device is arranged in first accommodation space and second accommodation space of pedestal, and anti-misoperation device has baffle plate and is held in several elastic supports of baffle plate below, and be provided with in baffle plate the place ahead can be for the face that compresses of storage card pushing and pressing, and the elastic support after the face of compressing is pushed against can be elastic deformation up and down.

Description of drawings

Fig. 1 is an exploded view of the present utility model;

Fig. 2 is an outside drawing of the present utility model;

Fig. 3 is a generalized section of the present utility model;

Fig. 4 is the generalized section of the utility model after storage card inserts second accommodation space;

Fig. 5 is the generalized section of the utility model when storage card inserts first accommodation space;

Fig. 6 is the generalized section of the utility model after storage card inserts first accommodation space;

Fig. 7 is the side cutaway view of prior art.

Symbol description among the figure

1 pedestal

10 terminal group, 12 first accommodation spaces

101 keysets, 13 second accommodation spaces

11 inserted terminals, 14 stopper slots

111 limiting plates, 15 circuit boards

2 shield shells

3 anti-misoperation devices

31 baffle plates, 321 base portions

311 compress face 322 support divisions

312 alar parts, 323 fixed parts

313 guiding faces, 324 flexible members

32 elastic supports

4 storage cards

The Building A body

The A1 first accommodation space A2 second accommodation space

B beat spare

B1 axle center B2 extension

Embodiment

For reaching above-mentioned purpose and effect, technological means that the utility model adopted and structure thereof illustrate in detail that with regard to preferred embodiment of the present utility model its feature and function are as follows, in conjunction with the accompanying drawings in order to understanding fully.

Please consult simultaneously shown in Fig. 1,2,3, be exploded view of the present utility model, outside drawing and generalized section, find out that by knowing among the figure card connector of the present utility model is provided with pedestal 1, shield shell 2 and anti-misoperation device 3, wherein:

Be provided with a plurality of terminal group 10 that can be electric connection in this pedestal 1 with storage card 4, and a side opening place is formed with inserted terminal 11, and inserted terminal 11 is connected with limiting plate 111, and pedestal 1 inner stacks have can be ccontaining variety classes storage card 4 first accommodation space 12 and second accommodation space 13 that insert, and several stopper slots 4 that are communicated in first accommodation space 12 and second accommodation space 13, and pedestal 1 bottom is a circuit board 15, and circuit board 15 rear upper surfaces can further set up the partly keyset 101 of terminal group 10 of a tool, and keyset 101 is electric connection with circuit board 15.

This shield shell 2 uses metal material made.

This anti-misoperation device 3 has the made baffle plate of metal material 31 and several elastic supports 32, and being provided with one, baffle plate 31 surfaces compress face 311, and two sides of baffle plate 31 set up several alar parts 312, and be provided with guiding face 313 in the alar part 312 of a side wherein, this elastic support 32 then has a base portion 321, and support division 322 is arranged in a lateral buckling of base portion 321, and the opposite side away from support division 322 then is provided with fixed part 323, and is equipped with flexible member 324 between support division 322 and the fixed part 323.

And when the utility model in when assembling, earlier elastic support 32 set fixed parts 323 are fixed on the circuit board 15, and make circuit board 15 be connected to pedestal 1 below, again baffle plate 31 is placed in first accommodation space 12 of pedestal 1, and make the set alar part 312 of baffle plate 31 2 sides be positioned at the stopper slot 14 of pedestal 1, and make alar part 312 be held in the set support division 322 of elastic support 32, again limiting plate 111 is connected in the inserted terminal 11 of pedestal 1, continuous shield shell 2 is covered in pedestal 1 top is a location, promptly finish whole group structure of the present utility model.

Please consult shown in Fig. 3,4 simultaneously, be generalized section of the present utility model and the generalized section after storage card inserts second accommodation space, find out by knowing among the figure, behind second accommodation space 13 that inserts in the pedestals 1 by the inserted terminal 11 of pedestal 1 than the storage card 4 of narrow dimension, be positioned at the below of baffle plate 31 because of this storage card 4, and baffle plate 31 can't be descended and be barred from first accommodation space, 12 places, make first accommodation space 12 can't insert other storage card 4 once more.

Please consult Fig. 3 simultaneously, 5, shown in 6, be generalized section of the present utility model, generalized section when storage card inserts first accommodation space and insert first accommodation space after generalized section, find out by knowing among the figure, when first accommodation space 12 that the storage card 4 of broad size is inserted in the pedestals 1 by the inserted terminal 11 of pedestal 1, can baffle plate 31 be compressed to second accommodation space, 13 places along guiding face 313, and elastic support 32 produces strain simultaneously, and be held on the storage card 4 because of the baffle plate 31 set faces that compress 311, so baffle plate 31 can't elastic reset to the first accommodation space 12 in, and then make second accommodation space 13 can't insert other storage card 4 again, and baffle plate 31 more is held in storage card 4 belows because of the Flexible Reset that elastic support 32 produced, make storage card 4 strong fix more in first accommodation space 12, and after storage card 4 is extracted first accommodation space 12 out, this elastic support 32 just can be passed baffle plate 31 to first accommodation space 12 because of Flexible Reset, waits for the insertion of other storage card 4.

Moreover, this limiting plate 111 has the configuration of storage card 4 width of different size, and can prevent that different types of storage card 4 from mispluging to card connector, and when if the width of storage card 4 is smaller than first accommodation space 12, then can can't pass guiding face 313 and directly touch baffle plate 31 and stop, it can't be inserted because of storage card 4.

In addition, storage card 4 is when inserting pedestal 1, must make copper pool contact and terminal group 10 on the storage card 4 be electric connection, and note the direction that storage card 4 inserts when storage card 4 is inserted, and the circuit board 15 of the keyset 101 that terminal group 10 can be utilized pedestal 1 rear and bottom is electric connection, can make the Copper Foil contact of different storing card 4 identical with the direction of second accommodation space 13 in inserting first accommodation space 12, accidentally that the direction of storage card 4 is anti-inserted to prevent the user, cause the structural deterioration of terminal group 10 or the situation that storage card 4 can't be extracted to take place.

Again, the utility model also can pass through the made baffle plate 31 of metal material, and the shielding that makes the storage card 4 that inserts in the connector be subjected to baffle plate 31 prevents electromagnetic interference, and the tolerance of baffle plate 31 can be reduced to and make storage card 4 in certain scope after inserting card connector, more the packing location.

So, the utility model is primarily aimed at first accommodation space 12 that anti-misoperation device 3 is positioned at pedestal 1, in second accommodation space 13, and the elastic support 32 in the anti-misoperation device 3 is positioned at baffle plate 31 belows is main key protection point, and the size of utilizing storage card 4 width is distinguished which kind of type of storage card 4 and is placed first accommodation space 12 or second accommodation space 13, but make storage card 4 strong fixs of insertion by the elastic displacement up and down of anti-misoperation device 3, and be aided with keyset 101 and be electric connection with circuit board 15, then can make storage card 4 identical with the direction of second accommodation space 13 in inserting first accommodation space 12, prevent that the user is anti-inserted with the direction of storage card 4, cause the structural deterioration of terminal group 10 or the situation that storage card 4 can't be extracted to take place; In addition first accommodation space 12, second accommodation space 13 all can be put the dissimilar storage cards 4 more than one or respectively, and above-mentioned first accommodation space 12,13 storage cards that can put 4 of second accommodation space can be the combination in any as various types such as CF (Compact Flash Card), MMC (Multi Media Card), SMC (Smart Media Card), MS (Memory Stick), SD (Secure Digital Memory Card), XD.

So the anti-misoperation device of card connector of the present utility model is for the key that can improve existing technology;

(1) the utility model utilizes storage card 4 to promote the set baffle plate 31 of anti-misoperation device 3, make baffle plate 31 in first accommodation space 12 and second accommodation space 13, be elastic displacement up and down by elastic support 32, to prevent that other storage card 4 from inserting, and first accommodation space 12 and second accommodation space 13 are positioned as close to, allow the whole height of card connector reduce, reach Stability Analysis of Structures, the not fragile and clear and definite effectiveness in butt joint space with this.

(2) the utility model utilizes the set baffle plate 31 upper and lower displacement states of anti-misoperation device 3, prevent that other storage card 4 from inserting, allow the user not discover and existingly in the card connector insert storage card 4 and when inserting once more, can not allow storage card 4 displacements in using, and can stably allow electronic product read or store data in the storage card 4.

(3) the utility model utilizes the made baffle plate of metal material 31, insert the interior storage card 4 of connector and make, receive the shielding of baffle plate 31 and prevent electromagnetic interference, and the tolerance of baffle plate 31 can be reduced to and make storage card 4 in certain scope after inserting card connector, the location of elasticity packing more stably.

(4) the utility model utilizes elastic support 32 set support division 322 and fixed part 323, and be aided with flexible member 324 and make elastic support 32 have dual elasticity and be difficult for elastic fatigue, prolonged the useful life of card connector, to reduce consumer's use cost.

(5) the utility model utilizes keyset 101 and circuit board 15 to be electric connection, then can make different storing card 4 identical with the direction of second accommodation space 13 in inserting first accommodation space 12, to prevent the user that the direction of storage card 4 is anti-inserted, and cause the damage of terminal group 10 or the situation that storage card 4 can't be extracted generation.

Above-mentioned detailed description only is at a kind of preferable possible embodiments explanation of the utility model, only this embodiment is not in order to limit claim of the present utility model, all other do not break away from equalization that technical spirit that the utility model discloses finished down to be changed and modifies change, all should be contained in the claim that the utility model contains.

Claims

1. A fool-proof device for a card connector, which is provided with a seat body and a fool-proof device, characterized in that,

The seat body is provided with a plurality of terminal groups that can be electrically connected to the memory card, and a plug-in terminal is formed at the opening on one side, and the seat body has a first accommodating space and a second accommodating space that can accommodate different types of memory cards. setting space;

The fool-proof device is arranged in the first accommodating space and the second accommodating space of the base body, and the fool-proof device has a baffle and several elastic supports held under the baffle, and is provided in front of the baffle with a The pressing surface that can be pushed against by the memory card makes the elastic supporting body that can be elastically deformed up and down after being pushed against the pressing surface.

2. The fool-proof device of the card connector according to claim 1, characterized in that, the two sides of the baffle are provided with several wings which can be supported by the elastic support body, and the wings are accommodated in the communication Inside several limit slots on the side walls of the first accommodation space and the second accommodation space.

3. The fool-proof device of the card connector according to claim 1, wherein a guide surface for guiding the memory card to press is further provided on one side of the baffle.

4. The fool-proof device of a card connector according to claim 1, wherein the elastic supporting body has a base, and one side of the base is bent with a resisting portion capable of resisting the wings of the baffle, And the other side away from the abutting portion is provided with a fixing portion that can be fixed to the circuit board, and an elastic element is arranged between the abutting portion and the fixing portion.

5. The fool-proof device of a card connector as claimed in claim 1, wherein the baffle is made of metal.

6. The fool-proof device of the card connector according to claim 1, characterized in that a shielding case made of metal material is further arranged above the base body.

7. The fool-proof device of the card connector according to claim 1, characterized in that, one side of the base body is provided with a plug-in end, and a limiting plate is connected to the plug-in end.

8. The fool-proof device of a card connector as claimed in claim 1, wherein the bottom of the base body is a circuit board, and a plurality of terminals are assembled and soldered on it.

9. The fool-proof device of the card connector according to claim 8, characterized in that, an adapter plate with a part of the terminal group is further set up on the upper surface behind the circuit board at the bottom of the base body, and the adapter plate and the circuit board are electrically connected.