CN2747744Y

CN2747744Y - Adapter of card connector

Info

Publication number: CN2747744Y
Application number: CN 200420074194
Authority: CN
Inventors: 葛盛青
Original assignee: JIABIQI INTERNATIONAL CO Ltd
Current assignee: JIABIQI INTERNATIONAL 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 an adapter of card connectors. A plurality of conductive terminals in electrical connection with memory cards are arranged in a base body. An inserting end is formed at the front opening of the base body. The first containing space and the second containing space for inserting different memory cards are laminated in the base body. Dead preventers are arranged in the first containing space and the second containing space. The bottom of the base body is a circuit board, and an adaptor is arranged above the base body. Thus, the inserting directions that the memory card is inserted in the first containing space and the second containing space are the same. The inverted insertion of memory cards by careless users is prevented. Structural damage of the conductive terminals and the unable extracting state of the memory card are prevented. In addition, different adaptors can be changed according to different memory cards to be used. The utility model has the efficiencies of fast production and low cost.

Description

The switching device of card connector

Technical field

The utility model relates to a kind of switching device of card connector, be provided with switching device in the pedestal top, and the direction that storage is stuck in when inserting first accommodation space with second accommodation space is identical, to prevent that the user from oppositely inserting storage card accidentally, cause the structural deterioration of conducting terminal or the state that storage card can't be extracted, and the kind of the storage card that switching device can use according to the institute desire and changing reaches thus and produces fast and effect that production cost reduces.

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 to go out storage card then, except the storage card pattern of PCMCIA, roughly still has MMC (Multi Media Card) 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 coming out, promptly be subjected to consumers in general's favor with storage card, and become a kind of indispensable tool using that is almost, and storage card is used on the electronic product widely, and the also increase in demand thereupon of employed relatively card connector.

Yet, progress along with science and technology, electronic product all trends towards gently, thin, short, little and multi-functional development, and card connector is in order to save the space of the use in electronic product, make miniaturization of electronic products, promptly there is the dealer to develop many card connectors that can use for the variety classes storage card, and general common way mostly be greatly be provided with in the pedestal that utilizes card connector more than two or two can ccontaining different storing card slot, and a plurality of conducting terminals are set in the bottom of pedestal, for being electric connection after the storage card insertion, but, the pool of the copper on storage card contact establishes a capital the back side (as the SM card) that is arranged at storage card because of differing, and storage is stuck in when inserting card connector, produce the forward insertion and oppositely insert two kinds of infix forms, and allow the user that storage card is oppositely inserted easily, cause the structural failure of conducting terminal or the situation that storage card can't be extracted.

Moreover, in order to solve the problem of said memory card direction of insertion, promptly there is relevant dealer that a plurality of conducting terminals are arranged at pedestal and loam cake respectively, make on the storage card and can moor the setting of contact and all use forward to insert according to copper, to prevent that the user from oppositely inserting storage card, and cause the structural failure of conducting terminal or the situation that storage card can't be extracted to take place, but because of a plurality of conducting terminals are arranged at pedestal and loam cake respectively, and make card connector utilize SMT (surface adhering mode) to weld when establishing to the circuit board of electronic product, must weld the above a plurality of conducting terminals of card connector one side in circuit board, copline when making welding is difficult to grasp, cause empty weldering or the generation of the situation of loose contact easily, card connector is established in weldering the situation that can't use is taken place to the circuit board of electronic product, and, reduces solder side because of too much causing the usage space of the circuit board in the electronic product, make the circuit board of electronic product must increase area and place electronic component or circuit, and then make electronic product can't reach light, thin, short, little purpose.

In addition, when the setting of above-mentioned existing a plurality of conducting terminals is used to meet different types of storage card as if the need change, then need change all moulds and meet different types of storage card use, and die cost is risen, and then cause cost to increase and the production time lengthening, and can't earlier storage card be made semi-finished product, and just can receive kinds of goods after must waiting for certain hour after allowing the client place an order, competitiveness is descended.

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, utilization is arranged at the switching device of pedestal top, and make a plurality of conducting terminals set on the switching circuit board utilize a plurality of splicing ears and be electric connection with circuit board, and then the direction that allows storage be stuck in when inserting first accommodation space with second accommodation space is identical, to prevent that the user from oppositely inserting storage card accidentally, cause the structural deterioration of conducting terminal or the situation that storage card can't be extracted to take place, and the copline when preventing to weld is not enough and the empty weldering or the situation of loose contact take place, and being established in weldering, to the circuit board of electronic product, can't use card connector, and reduce the usage space of the circuit board in the electronic product effectively, make the circuit board of electronic product can have more space to place electronic component or circuit, and then make electronic product reach light, thin, short, little purpose.

Secondary objective of the present utility model is, utilize switching device to change the spendable storage card kind of card connector, and need not change the pedestal of card connector, and then reduce mould required when producing to reduce production costs, and produce the card connector that can meet various storage cards, and can earlier card connector be made semi-finished product, and treat directly to load onto after the client places an order the switching device shipment, increase the competitiveness in market.

A purpose more of the present utility model is, 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, first accommodation space and second accommodation space can be positioned as close to, the whole height of card connector is reduced, and need not occupy space in the too many electronic product, make electronic product reach the purpose of miniaturization.

For reaching above-mentioned purpose, the utility model provides a kind of switching device of card connector, be provided with pedestal and switching device, wherein, the bottom of this pedestal is a circuit board, and circuit board is provided with a plurality of conducting terminals that can be electric connection with storage card, and pedestal one side opening place is formed with inserted terminal, and have in the pedestal can ccontaining variety classes memory card first accommodation space and second accommodation space, and in first accommodation space and second accommodation space, be provided with anti-misoperation device; This switching device has a switching circuit board that is arranged at pedestal top, and switching circuit board is provided with fixed part, and be provided with a plurality of conducting terminals that can be electric connection, and be provided with a plurality of splicing ears that can make switching circuit board and circuit board be electric connection in opposite side away from conducting terminal with storage card in a side of fixed part.

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 side cutaway view of the present utility model;

Fig. 4 is the side cutaway view of the utility model after storage card inserts second accommodation space;

Fig. 4 A is the outside drawing of the utility model after storage card inserts second accommodation space;

Fig. 5 is the side cutaway view of the utility model when storage card inserts first accommodation space;

Fig. 6 is the side cutaway view of the utility model after storage card inserts first accommodation space;

Fig. 6 A figure is the outside drawing of the utility model after storage card inserts first accommodation space;

The side cutaway view of Fig. 7 during for the circuit board of the utility model in weldering is arranged to electronic product;

Fig. 8 is the side cutaway view of the utility model preferred embodiment.

Symbol description among the figure

1 pedestal

10 conducting terminals, 181 baffle plates

11 circuit boards 1811 compress face

12 inserted terminals, 1812 alar parts

121 limiting plates, 1813 guiding faces

13 first accommodation spaces, 182 elastic supports

14 second accommodation spaces, 1821 base portions

15 stopper slots, 1822 support divisions

16 buckling partss, 1823 fixed parts

17 caulking grooves, 1824 flexible members

18 anti-misoperation devices

2 switching devices

21 switching circuit boards, 212 splicing ears

211 fixed parts, 22 pressing plates

2111 binding blocks, 221 grabs

3 shield shells

4 storage cards

5 circuit boards

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, switching device 2 and shield shell 3, wherein:

The bottom of this pedestal 1 is a circuit board 11, and circuit board 11 is provided with a plurality of conducting terminals 10, and pedestal 1 one side opening places are formed with inserted terminal 12, and connect a limiting plate 121 in inserted terminal 12 places, and have first accommodation space 13 and second accommodation space 14 in the pedestal 1, and a plurality of stopper slots 15 that are communicated in first accommodation space 13 and second accommodation space 14, and two sides in pedestal 1 are provided with buckling parts 16 and caulking groove 17, and be provided with anti-misoperation device 18 in first accommodation space 13 of pedestal 1 and second accommodation space 14, and anti-misoperation device 18 has the made baffle plate of metal material 181 and a plurality of elastic support 182, and being provided with one, baffle plate 181 surfaces compress face 1811, and two sides of baffle plate 181 set up a plurality of alar parts 1812, and be provided with guiding face 1813 in the alar part 1812 of a side wherein, this elastic support 182 then has a base portion 1821, and a lateral buckling of base portion 1821 has support division 1822, and the opposite side away from support division 1822 is provided with fixed part 1823, and is provided with flexible member 1824 between support division 1822 and the fixed part 1823.

This switching device 2 is for having switching circuit board 21 and pressing plate 22, and on this switching circuit board 21 for having fixed part 211, and be provided with a plurality of conducting terminals 10 in a side of fixed part 211, and be provided with a plurality of splicing ears 212 in opposite side away from conducting terminal 10, and the two side faces of fixed part 211 is for having binding block 2111, and two sides of this pressing plate 22 have extended grab 221.

This shield shell 3 is that metal material is made.

And when the utility model in when assembling, earlier elastic support 182 set fixed parts 1823 are fixed on the circuit board 11, and make circuit board 11 be connected to pedestal 1 below, again baffle plate 181 is placed in first accommodation space 13 of pedestal 1, and make the set alar part 1812 of baffle plate 181 2 sides be positioned at the stopper slot 15 of pedestal 1, and make alar part 1812 be held in the set support division 1822 of elastic support 182, the binding block 2111 of continuous fixed part 211 two side faces that switching circuit board 21 is set fastens to the set buckling parts 16 of pedestal 1, and utilize a plurality of splicing ears 212 to make circuit board 11 and switching circuit board 21 be electric connection, again that pressing plate 22 2 sides are set grab 221 is fixed in the set caulking groove 17 of pedestal 1 two sides, make the switching circuit board 21 of pressing plate 22 belows can be fixed in pedestal 1, continuous shield shell 3 is covered in pedestal 1 top is a location, promptly finish whole group structure of the present utility model.

Please consult Fig. 2 simultaneously, 3,4, shown in the 4A, be outside drawing of the present utility model, side cutaway view, side cutaway view after storage card inserts second accommodation space and the outside drawing after storage card inserts second accommodation space, find out by knowing among the figure, after narrower storage card 4 is by second accommodation space 14 in the inserted terminal 12 insertion pedestals 1 of pedestal 1, this storage card 4 can be electric connection with set a plurality of conducting terminals 10 on the circuit board 11, and storage card 4 is for being positioned at the below of baffle plate 31, and baffle plate 31 can't be descended and be barred from first accommodation space 12, make first accommodation space 12 can't insert other storage card 4 once more.

Please consult Fig. 2 simultaneously, 3,5,6, shown in the 6A, be outside drawing of the present utility model, side cutaway view, side cutaway view when storage card inserts first accommodation space, side cutaway view after storage card inserts first accommodation space, outside drawing after storage card inserts first accommodation space, find out by knowing among the figure, when first accommodation space 13 that the storage card of broad is inserted in the pedestals 1 by the inserted terminal 12 of pedestal 1, can baffle plate 181 be compressed to second accommodation space, 14 places along guiding face 1813, and make a plurality of conducting terminals 10 set on storage card 4 and the switching circuit board 21 be electric connection, and elastic support 182 produces strain simultaneously, and be held on the storage card 4 because of the baffle plate 181 set faces that compress 1811, so baffle plate 181 can't elastic reset to the first accommodation space 13 in, and then make second accommodation space 14 can't insert its storage card 4 again, and baffle plate 181 is held in storage card 4 because of the elastic reset that elastic support 182 is produced, make storage card 4 strong fix more in first accommodation space 13, and after storage card 4 is extracted first accommodation space 13 out, this elastic support 182 just can be passed baffle plate 181 to first accommodation space 13 because of elastic reset, waits for the insertion of storage card 4.

See also shown in Figure 7, side cutaway view during for the circuit board of the utility model in weldering is arranged to electronic product, by knowing among the figure when finding out the circuit board 5 of card connector in weldering is arranged to electronic product, only needing that switching device 2 set splicing ear 212 welderings are provided with circuit board 5 gets final product, and then the copline can prevent to weld the time is not enough and the empty weldering or the situation of loose contact and weld strength take place, card connector is established in weldering can't be used or produce the situation that card connector and circuit board 5 peel off to the circuit board 5 of electronic product and take place, and reduce the usage space of the circuit board 5 in the electronic product effectively, make the circuit board 5 of electronic product can have more space to place electronic component or circuit, and then make electronic product reach light, thin, short, little purpose.

See also shown in Figure 8, side cutaway view for the utility model preferred embodiment, find out by knowing among the figure, fixed part 211 1 sides of the switching circuit board 21 that this switching device 2 is set can directly be extended can be a plurality of conducting terminals 10 of electric connection with storage card 4, and makes first accommodation space 13 of pedestal 1 can ccontaining another kind of storage card 4.

Moreover, this limiting plate 121 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 13, then can can't pass guiding face 1813 and directly touch baffle plate 181 and stop, it can't be inserted because of storage card.

In addition, storage card 4 is when inserting pedestal 1, must make copper pool contact and conducting terminal 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 establish a capital the same one side that is arranged at storage card 4 because of the pool of the copper on the storage card 4 contact differs, so conducting terminal 10 on the set switching circuit board 21 of switching device 2, utilize splicing ear 212 and circuit board 11 to be electric connection, then can make the copper pool contact of different storing card 4 identical with the direction of second accommodation space 14 in inserting first accommodation space 13, accidentally that the direction of storage card 4 is anti-inserted to prevent the user, cause the structural deterioration of conducting terminal 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 181 of metal material, insert the interior storage card 4 of connector and make, the shielding that receives baffle plate 181 prevents electromagnetic interference, and the tolerance of baffle plate 181 can be reduced to and be made storage card 4 in certain scope after inserting card connector, more the packing location.

So, the utility model is positioned at the top of pedestal 1 at switching device 2, and make a plurality of conducting terminals 10 set on the switching circuit board 21, can be electric connection by switching circuit board 21 and a plurality of splicing ears 212 and pedestal 1 set circuit board 11, and then allow storage card 4 be all main key protection point mutually with the direction of second accommodation space 14 in inserting first accommodation space 13, and the setting by switching device 2, and allow card connector when circuit board 5 to electronic product is established in weldering, only need switching device 2 set a plurality of splicing ears 212 welderings are established to circuit board 5 and get final product; In addition first accommodation space 13, second accommodation space 14 all can be put the dissimilar storage cards 4 more than one or respectively, and above-mentioned first accommodation space 13,14 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 (SmartMedia Card), MS (Memory Stick), SD (Secure Digital Memory Card), XD.

So the key problem in technology that the switching device of card connector of the present utility model can improve prior art is:

(1) the utility model utilization is arranged at the switching device 2 of pedestal 1 top, and make a plurality of conducting terminals 10 set on the switching circuit board 21 utilize splicing ear 212 and be electric connection with circuit board 11, and then make the direction of storage card 4 when inserting first accommodation space 13 identical with second accommodation space 14, accidentally that the direction of memory card 4 is anti-inserted to prevent the user, cause the structural deterioration of conducting terminal 10 or the situation that storage card 4 can't be extracted to take place, and when the circuit board 5 of card connector in weldering is arranged to electronic product, only needing that switching device 2 set a plurality of splicing ears 212 welderings are provided with circuit board 5 gets final product, and then the copline can prevent to weld the time is not enough and empty weldering takes place or the situation of loose contact takes place, and card connector can't be used behind the circuit board 5 that is soldered to electronic product.

(2) the utility model utilizes switching device 2 to change the kind of the spendable storage card 4 of card connector, and need not change the pedestal 1 of card connector, and then reduce mould required when producing to reduce production costs, and can produce the card connector that meets various storage cards 4, and can earlier card connector be made semi-finished product, and treat directly to load onto after the client places an order switching device 2 shipment, increase the competitiveness in market.

(3) the utility model utilizes storage card 4 to promote the set baffle plate 181 of anti-misoperation device 18, make baffle plate 181 in first accommodation space 13 and second accommodation space 14, do elastic displacement up and down by elastic support 182, to prevent that other storage card 4 from inserting, and first accommodation space 13 and second accommodation space 14 are positioned as close to, allow the whole height of card connector reduce, and need not occupy space in the too many electronic product, make electronic product can have more space to place electronic component, and then reach light, thin, short, little purpose.

(4) the utility model utilizes the set guiding face 1813 of baffle plate 181 1 sides, when the storage card that falls short of specifications 4 is inserted, can can't pass guiding face 1813 because of memory card 4 and directly touch baffle plate 181 and stop, it can't be inserted.

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 to 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 kind of switching device of card connector is provided with pedestal and switching device, it is characterized in that:

The bottom of this pedestal is a circuit board, and circuit board is provided with a plurality of conducting terminals that can be electric connection with storage card, and pedestal one 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, and in first accommodation space and second accommodation space, be provided with anti-misoperation device;

This switching device has a switching circuit board that is arranged at pedestal top, and switching circuit board is provided with fixed part, and be provided with a plurality of conducting terminals that can be electric connection, and be provided with a plurality of splicing ears that can make switching circuit board and circuit board be electric connection in opposite side away from conducting terminal with storage card in a side of fixed part.

2, as the switching device of claim the 1 described card connector, it is characterized in that, can further be provided with the made shield shell of metal material on this switching device.

As the switching device of claim the 1 described card connector, it is characterized in that 3, set fixed part two sides of this switching device have binding block, and binding block can be fastened on the set buckling parts of two sides in the pedestal.

4, as the switching device of claim the 1 described card connector, it is characterized in that, can further be provided with pressing plate on the switching circuit board that this switching device is set, and two sides of pressing plate are provided with the grab that can be fixed in the set caulking groove of pedestal two sides.

As the switching device of claim the 1 described card connector, it is characterized in that 5, set fixed part one side of this switching device can directly be extended a plurality of conducting terminals that can be electric connection with storage card.

6, the switching device of card connector as claimed in claim 1 is characterized in that, the set inserted terminal place of a side of this pedestal is connected with limiting plate.

7, as the switching device of claim the 1 described card connector, it is characterized in that, this anti-misoperation device has the baffle plate that can stop that other storage card inserts, and a plurality of elastic supports that are held in the baffle plate below, and is provided with the face that compresses that can supply storage card to push against in baffle plate the place ahead.

8, as the switching device of claim the 7 described card connectors, it is characterized in that, two sides of this baffle plate are provided with several alar parts that can supply the elasticity supporter to support, and alar part is placed in several stopper slots that are communicated with first accommodation space and the second accommodation space sidewall.

9, the switching device of card connector as claimed in claim 7, it is characterized in that, this elastic support has a base portion, and a lateral buckling of base portion has the support division of the alar part that can support baffle plate, and the opposite side away from support division is provided with the fixed part that can be fixed in circuit board, and is provided with a flexible member between support division and the fixed part.

10, the switching device of card connector as claimed in claim 7 is characterized in that, this baffle plate is that metal material is made.