CN202159341U

CN202159341U - Fool-proofing double groove card insertion device

Info

Publication number: CN202159341U
Application number: CN2011200981682U
Authority: CN
Inventors: 曲志成; 杨兵涛; 吴迎龙; 陈明江
Original assignee: Foxlink Electronics Dongguan Co Ltd; Cheng Uei Precision Industry Co Ltd
Current assignee: Foxlink Electronics Dongguan Co Ltd; Cheng Uei Precision Industry Co Ltd
Priority date: 2011-03-25
Filing date: 2011-03-25
Publication date: 2012-03-07
Anticipated expiration: 2021-03-25

Abstract

The utility model discloses a fool-proofing double groove card insertion device which comprises an insulation body, a metal housing and a fool-proofing block sheet, wherein the metal housing and the fool-proofing block sheet are buckled outside the insulation body. The insulation body is accommodated inside the metal housing. A first clamping groove and a second clamping groove, which are stacked, are arranged on the insulation body. The fool-proofing block sheet is provided with a rotating shaft. The two ends of the rotating shaft are pin-jointed on the metal housing. The rotating shaft is positioned right in front between the first clamping groove and the second clamping groove. The rotating shaft extends from a first block sheet and a second block sheet. The included angle between the first block sheet and the second block sheet is less than or equal to 90 degrees. When the rotating shaft is rotating, the first clamping groove is blocked by the first block sheet or the second clamping groove is blocked by the second block sheet. With the arrangement of the fool-proofing block sheet, the fool-proofing double groove card insertion device helps to prevent two memory cards with different types from being inserted simultaneously.

Description

Fool proof type double flute card-inserted device

Technical field

The utility model relates to the card reader field, relates more specifically to a kind of fool proof type double flute card-inserted device.

Background technology

Need a kind of general storage medium to carry out exchanges data between the various electronic products such as computing machine, digital camera, MP3 player, household electrical appliances, and use the storage products of (NAND FlashRAM) flash memories to use the most beyond doubt at present.Card reader is a kind of additional device that provides data easily to shift for digital equipment, and it has draw-in groove can insert storage card, and ports having can be connected to computing machine.Insert draw-in groove to corresponding storage card; Port links to each other with computing machine and installs after the required driver, and computing machine just is used as a removable memory to storage card, thereby can pass through the card reader reading and writing memory card; And up-to-date card reader of present stage install driver and being discerned voluntarily often by computer self; Divide and can be divided into by port type: serial port card reader, speed are very slow, seldom see; The LPT card reader is suitable for the computing machine of early stage mainboard, the USB card reader, and speed is fast, and is easy to use.Compare with legacy memory, flash memory has small volume and less weight, and therefore advantages such as dustproof antidetonation can be widely used on the products such as digital camera, MP3 player.At present; Can use the double flute card reader of two or more storage card simultaneously; In the process of using; The user tends to be placed into storage card in the card reader for a long time, and one type storage card is inserted other one type storage card in the card reader when being positioned in the card reader easily, and occur can't reading and writing memory card phenomenon.

Therefore, need a kind of fool proof type double flute card-inserted device that can prevent that two types storage card from inserting simultaneously badly.

The utility model content

The purpose of the utility model provides a kind of fool proof type double flute card-inserted device that can prevent that two types storage card from inserting simultaneously.

To achieve these goals; The technical scheme that the utility model fool proof type double flute card-inserted device provides is: a kind of fool proof type double flute card-inserted device, and comprise insulating body, be buckled in insulating body outer metal shell and fool proof catch, said insulating body is contained in the said metal shell; Offer first draw-in groove and second draw-in groove that are range upon range of on the said insulating body respectively; Said fool proof catch has turning axle, and the two ends of said turning axle are articulated on the metal shell, the dead ahead of said turning axle position between said first draw-in groove and second draw-in groove; Said turning axle extends first catch and second catch; Angle between said first catch and said second catch rotates said turning axle smaller or equal to 90 °, and said first catch stops that said first draw-in groove or said second catch stop said second draw-in groove.

Preferably; One end of said turning axle has the spline breach; Said insulating body has the arm of placing restrictions on that passes in the said spline breach, said spline breach with respect to the angle of the rotation of said turning axle greater than the angle between said first catch and said second catch.Said spline breach bottom is circular-arc.Place restrictions on cooperating of arm with said through said spline breach, the anglec of rotation of guaranteeing said fool proof catch is in predetermined scope, and curved shape makes that said turning axle friction factor in the process of rotation is little bottom the said spline breach, and rotation is convenient.

Preferably, the lateral surface of said first catch and second catch is smooth structure.So setting can be guaranteed when storage card inserts said first draw-in groove and second draw-in groove, can guarantee that said turning axle rotation is free.

Compared with prior art; Because in the utility model fool proof type double flute card-inserted device; When storage card inserts said first draw-in groove; Said fool proof catch rotation makes said first catch be parallel to the direction of insertion of said storage card and is positioned at the below of storage card, and said second catch blocks the bayonet socket of said second draw-in groove; And storage card is when inserting said second draw-in groove, and said fool proof catch rotation makes said second catch be parallel to the direction of insertion of storage card and is positioned at the top of storage card, and said first catch blocks the bayonet socket of said first draw-in groove.When therefore storage card having been arranged in said first draw-in groove; Said second catch blocks the bayonet socket of said second draw-in groove; When storage card having been arranged in said second draw-in groove; Said first catch blocks the bayonet socket of said first draw-in groove, guarantees that said first draw-in groove and second draw-in groove can not insert two storage cards simultaneously.

Through following description and combine accompanying drawing, it is more clear that the utility model will become, and these accompanying drawings are used to explain the embodiment of the utility model.

Description of drawings

Fig. 1 is the perspective view of the utility model fool proof type double flute card-inserted device.

The decomposing schematic representation of the fool proof type double flute card-inserted device that Fig. 2 is as shown in Figure 1.

Fig. 3 is the structural representation that the fool proof catch of the utility model fool proof type double flute card-inserted device cooperates with insulating body.

Fig. 4 is the perspective view of the fool proof catch of the utility model fool proof type double flute card-inserted device.

Each description of reference numerals is following among the figure:

Fool proof type double flute card-inserted device 100 metal shells 10

First draw-in groove, 11 second draw-in grooves 12

Insulating body 20 is placed restrictions on arm 21

Fool proof catch 30 turning axles 31

First catch, 32 second catch 33

Spline breach 34 storage cards 1,2

Embodiment

With reference now to accompanying drawing, describe the embodiment of the utility model, the similar elements label is represented similar elements in the accompanying drawing.As stated; Shown in Fig. 1-4; The fool proof type double flute card-inserted device 100 that the utility model provides comprises: insulating body 20, be buckled in insulating body 20 outer metal shell 10 and fool proof catch 30, said insulating body 20 is contained in the said metal shell 10; Offer first draw-in groove 11 and second draw-in groove 12 that are range upon range of on the said insulating body 20 respectively; Said fool proof catch 30 has turning axle 31, and the two ends of said turning axle 31 are articulated on the metal shell 10, the dead ahead of said turning axle 31 position between said first draw-in groove 11 and second draw-in groove 12; Said turning axle 31 extends first catch 32 and second catch 33; Angle between said first catch 32 and said second catch 33 rotates said turning axle 31 smaller or equal to 90 °, and said first catch 32 stops that said first draw-in groove 11 or said second catch 33 stop said second draw-in groove 12.

The preferably; As shown in Figure 4; One end of said turning axle 31 has spline breach 34; Said insulating body 20 has to pass places restrictions on arm 21 in the said spline breach 34, said spline breach 34 with respect to the angle of turning axle 31 lines of said turning axle 31 greater than the angle between said first catch 32 and said second catch 33.Said spline breach 34 bottoms are circular-arc.Place restrictions on cooperating of arm 21 with said through said spline breach 34, the anglec of rotation of guaranteeing said fool proof catch 30 is in predetermined scope, and the curved shape in said spline breach 34 bottoms makes that said turning axle 31 friction factor in the process of rotation is little, the rotation convenience.

The preferably, shown in Fig. 1-4, the lateral surface of said first catch 32 and second catch 33 is smooth structure.So setting can be guaranteed when storage card inserts said first draw-in groove 11 and second draw-in groove 12, can guarantee that said turning axle 31 rotations are free.

In conjunction with Fig. 1-4; Because in the utility model fool proof type double flute card-inserted device 100; When storage card 1 inserts said first draw-in groove 11; Said fool proof catch 30 rotations make said first catch 32 be parallel to the direction of insertion of said storage card 1 and are positioned at the below of storage card 1, and said second catch 33 blocks the bayonet socket of said second draw-in groove 12; And when storage card 2 inserted said second draw-in groove 12, said fool proof catch 30 rotations can make said second catch 33 be parallel to the direction of insertion of storage card and be positioned at the top of storage card 2, and said first catch 32 then can block the bayonet socket of said first draw-in groove 11.Therefore; When storage card 1 having been arranged in said first draw-in groove 11; Said second catch 33 blocks the bayonet socket of said second draw-in groove 12; When storage card 2 having been arranged in said second draw-in groove 12, said first catch 32 blocks the bayonet socket of said first draw-in groove 11, guarantees that said first draw-in groove 11 and second draw-in groove 12 can not insert two storage cards simultaneously.

More than combine most preferred embodiment that the utility model is described, but the utility model is not limited to the embodiment of above announcement, and should contains various modification, equivalent combinations of carrying out according to the essence of the utility model.

Claims

1. fool proof type double flute card-inserted device; Comprise insulating body and be buckled in the outer metal shell of insulating body, said insulating body is contained in the said metal shell, offers first draw-in groove and second draw-in groove that are range upon range of on the said insulating body respectively; It is characterized in that: also comprise the fool proof catch; Said fool proof catch has turning axle, and the two ends of said turning axle are articulated on the metal shell, the dead ahead of said turning axle position between said first draw-in groove and second draw-in groove; Said turning axle extends first catch and second catch; Angle between said first catch and said second catch rotates said turning axle smaller or equal to 90 °, and said first catch stops that said first draw-in groove or said second catch stop said second draw-in groove.

2. fool proof type double flute card-inserted device as claimed in claim 1; It is characterized in that: an end of said turning axle has the spline breach; Said insulating body has the arm of placing restrictions on that passes in the said spline breach, said spline breach with respect to the angle of the rotation of said turning axle greater than the angle between said first catch and said second catch.

3. fool proof type double flute card-inserted device as claimed in claim 2 is characterized in that: said spline breach bottom is circular-arc.

4. fool proof type double flute card-inserted device as claimed in claim 1, it is characterized in that: the lateral surface of said first catch and second catch is smooth structure.