CN2845222Y

CN2845222Y - Card reading seat for USB connecting terminal size memory card

Info

Publication number: CN2845222Y
Application number: CNU2005200169247U
Authority: CN
Inventors: 林增祥; 余安裕
Original assignee: Northstar Systems Inc
Current assignee: Northstar Systems Inc
Priority date: 2005-04-20
Filing date: 2005-04-20
Publication date: 2006-12-06
Anticipated expiration: 2015-04-20

Abstract

The utility model discloses a card reading seat for a USB connecting terminal specification memory card. The utility model relates to a card reading seat which is used for reading memory cards with a same specification by using four connecting terminals through a USB (universal serial bus) architecture. The other direction of the same inserting slot and hole of the card reading seat is provided with connecting terminals and a groove and hole structure with the other specification, and thus memory cards with the other specification can be inserted, the universality/ sharing property of the USB specification card reading seat is improved, and simultaneously a card disengaging device is arranged in a base, the insertion and the fastening of the memory card are guaranteed, and the memory card is protected from the loosening or the loss without an alarm.

Description

A kind of Card Reader seat of USB splicing ear specification memory card

Technical field:

The utility model relates to a kind of Card Reader seat of USB splicing ear specification memory card.

Background technology:

Because FLASH CARD flash memory is subjected to user's favor, so the electrical equipment dealer is implanted in memory card wherein one after another, but, entanglement or technology for fear of interests are considered, at present the flash memory that each tame dealer adopted, be not in full accord, and in order to distinguish the specification of different memory cards, nothing more than coming as differentiation by the external form of memory card and the difference of splicing ear position and quantity; Yet different memory cards has different difference conditions, and is still light, thin, short, little, always is the common direction of making great efforts of developer.

Therefore, the inventor before developed a kind of novel Card Reader seat at the connection specification of USB USB 4PIN, and was provided with in this Card Reader seat by the button system of pressure-controlled or the retreat-card device of ejection; Yet, being used as by usb connecting port that reading of memory card connect not is to be a new technology, it can disclose this technology with reference to the 6th, 148, No. 354 " ARCHITECTURE FOR A UNIVERSAL SERIALBUS-BASED PC FLASH DISK " a cases of the U.S..

Therefore, how mainly the framework of the previous exploitation of utilization USB splicing ear specification Card Reader seat is used as body, and in the groove cave of same plant memory card, be provided with the splicing ear and the groove cave of another specification, and connect for another specification memory card plant, the sharing of promoting USB splicing ear specification Card Reader seat by this then is a problem extremely to be solved.

The utility model content:

Technical problem to be solved in the utility model is: at the deficiencies in the prior art, a kind of Card Reader seat of USB splicing ear specification memory card is provided, the structural design in the step trough cave of utilization different directions, make its can be in same groove cave the memory card of plant different size, and increase logical/sharing of USB specification Card Reader seat.

In order to solve the problems of the technologies described above, the technical scheme that the utility model adopted is: a kind of Card Reader seat of USB splicing ear specification memory card, it is included as the housing of metal material one punching out at least, by the loam cake and following the pedestal that combines of a correspondence, be provided with a plurality of splicing ears, a startup terminal and a write-protect terminal in the pedestal, be characterized in that described housing is provided with the compressing tablet of a compacting downwards, reaches two shell fragments of suppressing downwards in the top; One end of described pedestal is provided with one and plants and corresponding to the groove cave of housing shell fragment, base interior is provided with a retreat-card device for memory card; This retreat-card device by one with the corresponding slide block of housing compressing tablet, the rectangular shaft and a spring of side opening are formed one by one, this slide block is L-shaped is located at a described following side, and be formed with the first oblique portion and the second oblique portion, and this ostiolate rectangular shaft is striden and is located between slide block and following, and this slide block the place ahead then is provided with a spring that has a reaction force of replying displacement for slide block and wears.

Compared with prior art, the utility model has the advantages that: existing many memory cards with the basis of bus architecture as the interface that connects on, not only using the prior art resource is that the basis is improved, can provide simultaneously existing memory card as: existing specifications such as SD, MS, MMC, XD are integrated in wherein, and then logical/sharing of the Card Reader seat of increase USB splicing ear specification memory card, and retreat-card device can be guaranteed the eye-splice of memory card, and prevents getting loose or losing of not early warning of memory card.

Described some be meeting the important document of patent application fully, the detailed description and the technology contents of right relevant this creation now cooperate graphic being described as follows:

Description of drawings:

Fig. 1 is a three-dimensional combination figure of the present utility model.

Fig. 2 is a three-dimensional exploded view of the present utility model.

Fig. 3 is another visual angle three-dimensional exploded view of the present utility model.

Fig. 4 is an A type memory card plant action schematic diagram one of the present utility model.

Fig. 5 is an A type memory card plant action schematic diagram two of the present utility model.

Fig. 6 is a Type B memory card plant action schematic diagram one of the present utility model.

Fig. 7 is a Type B memory card plant action schematic diagram one of the present utility model.

The figure number explanation:

Housing 1 folding part 10,10 '

Compressing tablet 11 shell fragments 12,13

The first compacting shell fragment, 14 second compacting shell fragments 15

Breach 16 legs 17

Pedestal 2 groove caves 20

Step trough 210 on the loam cake 21

Breach 211 perforation 212,213,214

Following seat 22 downstairs grooves 220

First and second embedding cave 221,222 chutes 223

Pilot pin 224 protruding seats 225

Base 226 sidewalls 227

Sidewall 228 retreat-card devices 3

Spring 31 slide blocks 32

The first 321 second oblique portions 322 of oblique portion

Pilot pin 323 resistance portions 324

Ostiolate rectangular shaft 33

memory cards

4,5

Breach 40,50 button pieces 51

A type splicing ear 6 Type B splicing ears 7

Start terminal 8 write-protect terminals 9

Embodiment:

At first, please consult Fig. 1, Fig. 2 and shown in Figure 3 simultaneously: Card Reader seat of the present utility model includes a housing 1 and a pedestal 2 at least, and wherein this pedestal 2 includes a loam cake 21, a retreat-card device 3, seat 22 and a plurality of A type splicing ear 6 at least and forms with Type B splicing ear 7; This housing 1 is the punching out of metal material one, be respectively equipped with leg 17 in corner, two symmetrical folding parts (10,10 ') for fixing, so be provided with the first compacting shell fragment 14 and the second compacting shell fragment 15, with position corresponding to the write-protect terminal 9 of following 22 sidepieces and startup terminal 8 in a side folding part 10; Then be provided with in addition a breach 16 and be embedded at down 22 position corresponding to the breach 211 of loam cake 21 and A type splicing ear 6 in housing 1 top; Moreover, then be provided with two shell fragments (12,13) and a compressing tablet 11 in loam cake 21 leading edges, this compressing tablet 11 is corresponding in following 22 the chute 223, and the resistance portion 324 of the slide block 32 of resistance retreat-card device 3, moves back the restriction that work is moved in set as resisting slide block 32 in pedestal 2; Resistance when in addition shell fragment 12 is planted corresponding to A type memory card, as see Fig. 4, and the resistance when planting of 13 on shell fragment corresponding to the Type B memory card, as see Fig. 6.

This pedestal 2 is mainly combined with following 22 by the loam cake 21 of a correspondence, wherein loam cake 21 is provided with a breach 211 with the protruding seat 225 corresponding to following 22 in the rear, then be provided with in addition perforation (212,213) and correspond respectively to the set position of the shell fragment (12,13) of housing 1, bore a hole 214 then corresponding to the compressing tablet 11 set positions of housing 1 for wearing in the top; Involutory 20 places, groove cave are provided with step trough 210 in loam cake 21 belows in addition, and step trough 210 caters to the specification of A type memory card on this, and A type memory card is planted can be corresponding to A type splicing ear 6 when importing; And be provided with step trough 220 in following 22; can cater to the overall dimensions of Type B specification memory card; plant for the Type B memory card; wherein being provided with a base 226 in downstairs groove 220 interior bottom portion is embedded for a plurality of Type B splicing ear 7; and have a protruding seat 225 to be embedded for A type splicing ear 6 in base 226 tops protuberance; so be provided with first in sidewall 227; two embedding caves (221; 222) be embedded for write-protect terminal 9 and startup terminal 8 respectively; then being provided with a chute 223 in addition on sidewall 228 is installed with for retreat-card device 3; wherein be provided with a pilot pin 224 in chute 223 1 ends, this pilot pin 224 is embedded with the spring 31 of retreat-card device 3.

This retreat-card device 3 includes a slide block 32 and reaches an ostiolate rectangular shaft 33 of side and a spring 31 one by one, wherein slide block 32 is L-shaped and be formed with the first oblique portion 321 and the second oblique portion 322 in end, this first oblique portion 321 lies in the breach that can cater to memory card when A type memory card is inserted, to prevent the structural design misread as one; In like manner, 322 breach that can cater to the Type B memory card of the second oblique portion also are the structural design of a misread preventing; And this ostiolate rectangular shaft 33 is striden in the resistance portion 324 that is located at slide block 32, to infer position and the action that retreats before the control slide block 32; Then be provided with a pilot pin 323 in addition in resistance portion 324 the place aheads for wearing with spring 31, this spring 31 can be shell fragment and extension spring, and main system provides slide block 32 to reply the reaction force of displacement.

Please consult Fig. 4 and shown in Figure 5 more simultaneously, when A type memory card 4 is planted, this memory card 4 is corresponding to the last step trough 210 of loam cake 21, and simultaneously 40 of memory card 4 the place ahead breach are corresponding to the second oblique portion 322, to be pushed into (31 on spring is squeezed when the time comes) to the greatest extent before the memory card 4 afterwards, 33 of ostiolate rectangular shaft are the resistance state, after waiting to unclasp, 33 of ostiolate rectangular shaft resist slide block 32 fully, and slide block 32 is limited, 4 complete and A type splicing ear 6 conflicts of memory card when the time comes are to finish the connection of data delivery;

Otherwise, when needs withdraw from memory card 4, only need will to push away before the memory card 4 again, make the resistance of ostiolate rectangular shaft 33 disengagings and slide block 32, simultaneously spring 31 obtains discharging and promotes slide block 32 and move back and put, and can make memory card 4 recover the position of originally inserting, for extracting.

Other is the person, please consult Figure 6 and Figure 7 simultaneously, it is the plant action diagram of another Type B memory card 5, when Type B memory card 5 was planted, 5 of this memory cards were corresponding to following 22 downstairs groove 220, and 50 of while memory card 5 the place ahead breach are corresponding to the first oblique portion 321, to be pushed into before the memory card 5 to the greatest extent more afterwards, method of operation is identical with A type memory card 4, and then complete and Type B splicing ear 7 is conflicted, to finish the connection of data delivery; Otherwise when needs withdrawed from memory card 5, it was fully identical with the operation of A type memory card 4 then to withdraw from operation, just no longer described in detail in this.Right Type B memory card 5 with the main difference of A type memory card 4 is; when Type B memory card 5 is planted; startup terminal 8 and write-protect terminal 9 on the sidepiece conflict sidewall 227 of memory card 5; that is to say when startup terminal 8 is forced to; the connection of carrying just begins to be activated to be carried out, and is that write-protected administrative mechanism is arranged in Type B memory card 5, when that is to say button piece 51 pushers when memory card 5; write-protect terminal B2 no longer is forced to, and 5 of memory cards become read states and can't be written into data when the time comes.

In sum, the utility model adopts a groove can put the Card Reader seat of two or more memory card specification altogether, and by preceding pushing pressure/ejection (PUSH-PUSH) mode, memory card is had eject the stroke that moves back card, in addition for catering to the needs of another specification memory card write-protect function, and be provided with write-protect in inside and start terminal design, satisfying the needs of another type memory card, described some be to meet the important document of patent application fully; The above only is the preferred embodiment that the utility model used, and is not to be used for limiting the scope that the utility model is implemented.Be that all equalizations of being done according to the utility model claim change and modification, be all the utility model claim and contain.

Claims

1, a kind of Card Reader seat of USB splicing ear specification memory card, it is included as the housing of metal material one punching out at least, by the loam cake and following the pedestal that combines of a correspondence, be provided with a plurality of splicing ears, in the pedestal and start a terminal and a write-protect terminal, it is characterized in that: described housing is provided with a compressing tablet of suppressing downwards, reaches the shell fragment of two downward compactings in the top; One end of described pedestal is provided with one and plants and corresponding to the groove cave of housing shell fragment, base interior is provided with a retreat-card device for memory card; This retreat-card device by one with the corresponding slide block of housing compressing tablet, the rectangular shaft and a spring of side opening are formed one by one, this slide block is L-shaped is located at a described following side, and be formed with the first oblique portion and the second oblique portion, and this ostiolate rectangular shaft is striden and is located between slide block and following, and this slide block the place ahead then is provided with a spring that has a reaction force of replying displacement for slide block and wears.

2, the Card Reader seat of a kind of USB splicing ear specification memory card according to claim 1, it is characterized in that: the spring of described retreat-card device can be shell fragment and extension spring.

3, the Card Reader seat of a kind of USB splicing ear specification memory card according to claim 1, it is characterized in that: the oblique portion of first and second of the slide block of described retreat-card device caters to the breach of two kenel memory cards respectively.

4, the Card Reader seat of a kind of USB splicing ear specification memory card according to claim 1, it is characterized in that: the last tops of described pedestal then is provided with the two shell fragment positions that correspond respectively to housing for the perforation that wears, and is provided with step trough in the below with following involutory place, groove cave; Described following is provided with the downstairs groove that a correspondence is catered to step trough; be provided with a base in inside for a plurality of splicing ears; and protuberance has one to supply the protruding seat that splicing ear was embedded on base; so be provided with respectively for write-protect terminal and embedded first and second embedding cave of establishing of startup terminal in a distolateral wall; and then be provided with one for the chute that retreat-card device was installed with in another sidewall, this chute one end is provided with a pilot pin that spring was embedded for retreat-card device.

5, the Card Reader seat of a kind of USB splicing ear specification memory card according to claim 4 is characterized in that: the overall dimensions that described upward step trough caters to a specification memory card.

6, the Card Reader seat of a kind of USB splicing ear specification memory card according to claim 4, it is characterized in that: described downstairs groove caters to the overall dimensions of another specification memory card.