A kind of storage card with two kinds of standard contact elements
Technical field
The utility model relates to a kind of storage card, relates in particular to a kind of storage card with two kinds of standard contact elements.
Background technology
Under the prior art, Nonvolatile memory card is widely used in digital device, for example be applied to digital camera and store photograph and short-movie, be applied to digital video camcorder and store photograph and short-movie, be applied to personal digital assistant (PDA) store various types data, and be applied to data such as mobile phone storage photograph, the tinkle of bells, music, short-movie.
A lot of Nonvolatile memory cards have two kinds of different standard contact elements, for example number of patent application is 200580012336.9 Chinese patent application file, disclose a kind of storage card with two kinds of standard contact elements: a kind of standard contact elements is observed safe digital card (SD, Secure Digital Memory Card) standard, the another one standard contact elements is observed USB (USB) standard.Observe the SD standard contact elements of safe digital card, its width is greater than the USB standard contact elements of observing universal serial bus standard.When the user uses storage card, mistake can occur will insert the situation of observing the secure digital card slot in accordance with the contact of universal serial bus standard, can cause the damage in accordance with the secure digital card slot like this.And the damage of observing the secure digital card slot can cause the damage of whole digital device, the loss and the inconvenience that bring property to the user.
Therefore, there is defective in prior art, needs further improvement and develops.
The utility model content
The purpose of this utility model is to provide a kind of storage card with two kinds of standard contact elements; the width of a standard contact elements is big in two kinds of standard contact elements; the width of another one standard contact elements is little; storage card of the present utility model can stop the little standard contact elements of width to insert and the suitable slot of wide standard contact piece, thereby the slot of protection wide standard contact piece can not gone into the little standard contact elements of width because of user's error and damaged.
The technical solution of the utility model is as follows:
A kind of storage card with two kinds of standard contact elements, two kinds of standard contact elements are arranged at the two ends of described storage card respectively, the width of one of them standard contact elements is big, the width of another one standard contact elements is little, described storage card has six surfaces of up, down, left, right, before and after, former and later two surfaces are over against the slot adaptive with described standard contact elements, and wherein, the non-forward and backward surface of described wide standard contact piece is provided with elastic component; Along the direction of described wide standard contact piece to the little standard contact elements of width, the height of described elastic component increases gradually; Described wide standard contact piece is inserted the slot adaptive with it, and the pressure that described elastic component is subjected to slot inwall both sides shrinks, and described wide standard contact piece and slot are coincide; The standard contact elements that described width is little inserts and the adaptive slot of wide standard contact piece, described elastic component is subjected to the pressure of slot on direction of insertion deformation does not take place, and is used to stop that the little standard contact elements of described width inserts and the adaptive slot of wide standard contact piece.
Described storage card, wherein, described storage card is the storage card of low thickness.
Described storage card, wherein, described wide standard contact piece is the SD standard contact elements, the standard contact elements that width is little is the USB standard contact elements.
Described storage card, wherein, on upper and lower two facing surfaces of described SD standard contact elements, one of them surface is provided with metal terminal, on another one and the metal terminal facing surfaces described elastic component is set.
Described storage card, wherein, the both sides that are arranged on described SD standard contact elements of described elastic component symmetry.
Described storage card, wherein, described elastic component is the triangle elastic component that drift angle points to described SD standard contact elements, the base of described triangle elastic component is near described USB standard contact elements one end, and the direction at described triangle elastic component height place is perpendicular to left and right two surfaces of described SD standard contact elements.
Described storage card, wherein, the suitable groove of elastic component after setting of the both sides of described SD standard contact elements and the compression.
Described storage card, wherein, described elastic component comprises the rigidity triangular shape framework that is made of hypotenuse and base, described triangular shape framework base is provided with spring near described SD standard contact elements one side; Described spring is used to control the pressure compression that described triangular shape framework is subjected to the slot and arranged on left and right sides; Deformation does not take place in described triangular shape framework when receiving the pressure of direction of insertion.
Described storage card, wherein, the both sides of described SD standard contact elements are provided with the suitable jack in described base, are used for embedding when described base is under pressure described jack.
Described storage card, wherein, described SD standard contact elements is provided with groove with the interface that the USB standard contact elements is connected, and is used for embedding when described base is under pressure described groove.
Described storage card, wherein, described elastic component comprises first elastic component and second elastic component; In described first elastic component first switch is set, in described second elastic component second switch is set, described second switch can only be subjected to the triggering of described first switch and closure; Described first elastic component is the slope with certain angle, and described drift angle points to described SD standard contact elements; Described first elastic component is vulnerable to the pressure of slot and arranged on left and right sides and compresses; The induction that described first switch is under pressure triggers described second switch closure; Described second elastic component compression of control after the described second switch closure.
Described storage card, wherein, the height of described first elastic component is less than the height of described second elastic component.
Described storage card, wherein, described second elastic component becomes the slope of an equal angular with the profile row of first elastic component.
Described storage card, wherein, first elastic component and the suitable groove of second elastic component after setting of the both sides of described SD standard contact elements and the compression.
Compared with prior art, the utility model provides a kind of storage card with two kinds of standard contact elements, and the width of a standard contact elements is big in two kinds of standard contact elements, and the width of another one standard contact elements is little; Side in described wide standard contact piece is provided with elastic component, stops the little standard contact elements of width to insert and the suitable slot of wide standard contact piece by elastic component; The utility model plays and prevents that user's standard contact elements error that width is little from going into the slot adaptive with wide standard contact piece, and the purpose of damaging slot and comprising the digital equipment of this slot.
Description of drawings
Fig. 1 is the structural representation of first embodiment that the utlity model has the storage card of two kinds of standard contact elements;
Fig. 2 is the structural representation of second embodiment that the utlity model has the storage card of two kinds of standard contact elements;
Fig. 3 is the structural representation of the 3rd embodiment that the utlity model has the storage card of two kinds of standard contact elements;
Fig. 4 is the structural representation of elastic component among the 3rd embodiment of the utility model storage card;
Fig. 5 is among the 3rd embodiment of the utility model storage card, that be provided with on two contact linkage interfaces and the schematic diagram suitable groove in triangular framing base.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in further detail.
The storage card that the utility model provides with two kinds of standard contact elements, first embodiment as shown in Figure 1, storage card 100 comprises two kinds of standard contact elements that interconnect and be set to one, two kinds of standard contact elements are arranged at the two ends of described storage card 100 respectively, the width of one of them standard contact elements is big, and the width of another one standard contact elements is little.The standard contact elements of the preferably described storage card of the utility model 100 upper ends is set to observe the SD standard contact elements 110 of safe digital card standard, the standard contact elements of described storage card 100 lower ends is set to observe the USB standard contact elements 120 of universal serial bus standard, and described SD standard contact elements 110 is identical with the thickness of USB standard contact elements 120.
Described storage card 100 has six surfaces, upper and lower left, right, front and rear, and former and later two surfaces are with respect to two surfaces on the storage card direction of insertion, and promptly former and later two surfaces are over against the slot adaptive with described standard contact elements.Described SD standard contact elements 110 relative symmetrical respectively two elastic components that are provided with in left and right two sides are respectively first elastic component 111 and second elastic component 112.Described first elastic component 111 and second elastic component 112 can the symmetry the upper and lower surface that is arranged on described SD standard contact elements 110, also can the symmetry the and arranged on left and right sides that is arranged on described SD standard contact elements, can also be arranged on the SD standard contact elements surface relative with metal terminal, only however be arranged on the direction of insertion surface of SD standard contact elements can, its concrete form is unrestricted.When described first elastic component 111 and second elastic component 112 were arranged on the upper and lower surface of described SD standard contact elements 110, the direction at described first elastic component 111 and second elastic component, 112 height places was perpendicular to described SD standard contact elements 110 upper and lower surfaces.
The utility model is an example with the and arranged on left and right sides face that is arranged on described SD standard contact elements of described first elastic component 111 and second elastic component, 112 symmetries, and detailed explanation is made in the structure and the setting of elastic component.The direction at described first elastic component 111 and second elastic component, 112 height places is perpendicular to left and right two surfaces of described SD standard contact elements.The slope that is set to have certain angle of described first elastic component 111, when described like this SD standard contact elements 110 inserted the SD slot, described first elastic component was easy to be subjected to the pressure of slot and arranged on left and right sides and compresses.Described first elastic component, 111 outsides and second elastic component, 112 outsides formation have the gradient of certain angle, and to the outwards expansion gradually of USB standard contact elements direction, the height of promptly described second elastic component 112 is greater than the height of described first elastic component 111 from described SD standard contact elements 110 for the gradient.The expression of described elastic component height h, as shown in Figure 1.Described first elastic component 111 triggers the compression of described second elastic component 112 to lower compression; And second elastic component 112 can only could compress by the triggering after 111 compressions of described first elastic component.Described first elastic component 111 and second elastic component 112 can be compressed to the inside of described SD standard contact elements, can protrude in left and right two sidewalls of described SD standard contact elements 110 a little, but outstanding height does not hinder the SD standard socket on the described SD standard contact elements insertion digital device yet.Described first elastic component 112 and second elastic component 112 are compressed to the inside of described SD standard contact elements 110 and arranged on left and right sides, the suitable groove of elastic component after the and arranged on left and right sides setting of described SD standard contact elements 110 and the compression.
Concrete, be respectively arranged with first switch and second switch in described first elastic component 111 and second elastic component 112, described second switch can only be subjected to the triggering of described first switch and closure.When described first elastic component 111 was subjected to outer force compresses, described first switch triggered the second switch closure according to the induction of compression, described second elastic component of control 112 compressions after the described second switch closure.
The utlity model has the storage card 110 of two kinds of standard contact elements, be respectively arranged with two highly different elastic components in the both sides of described SD standard contact elements, highly little first elastic component, 111 compression backs are compressed by the second bigger elastic component 112 of the described height of switch triggering, and the second highly bigger elastic component only could compress under the triggering after described first elastic component compression.Two elastic components of described both sides also can only be arranged on a side of described storage card 110, for example on any one side of the left side of storage card, right side, upside or downside, the outer shape of described first elastic component 111 and second elastic component 112 also can change slightly, and concrete form is unrestricted.
The storage card with two kinds of standard contact elements that the utility model provides is provided with two outstanding elastic components by the side at the bigger standard contact elements of width; Making described storage card with two kinds of standard contact elements be subjected to stopping of elastic component when the less standard contact elements of width inserts the standard contact elements slot of broad can not insert; And the bigger standard contact elements of width when inserting the slot adaptive with it elastic component compress automatically, and can not hinder the bigger standard contact elements insertion slot adaptive of width because of being provided with of elastic component with it; Played the purpose that prevents that the user from damaging slot and comprising the digital equipment of this slot because of error.
The storage card that the utility model provides, its first embodiment with two kinds of standard contact elements as shown in Figure 2, storage card 200 comprises two kinds of standard contact elements that interconnect and be set to one, the thickness of two standard contact elements is identical.The standard contact elements of the preferably described storage card of the utility model 200 upper ends is set to observe the SD standard contact elements 110 of safe digital card standard, and the standard contact elements of described storage card 200 lower ends is set to observe the USB standard contact elements 120 of universal serial bus standard.Described storage card 200 is with the difference of storage card 100, described SD standard contact elements 110 side elastic spares difference is set, as shown in Figure 2.The SD standard contact elements 110 of described storage card 200 is provided with the elastic component 210 of a triangle respectively on left and right two sides.The elastic component 210 of described triangle, its drift angle point to described SD standard contact elements one end, corresponding described USB standard contact elements one end in its base.
When the slot that described SD standard contact elements 110 inserts the SD standard was interior, described leg-of-mutton elastic component 210 was compressed and shrinks, and makes SD standard contact elements 110 insert the slot of SD standard smoothly.When the slot that described USB standard contact elements 120 inserts the SD standard is interior, being provided with of described triangle elastic component 210 bases increased USB standard contact elements 110 Breadth Maximum in the horizontal direction, make described USB standard contact elements 110 be subjected to the pressure of slot on direction of insertion, but deformation does not take place in described triangle elastic component 210, make described USB standard contact elements can't insert the SD standard sockets, reach and prevent that the situation that described USB standard contact elements damages described SD standard sockets from taking place.Described elastic component 210 also can be provided with on a side of described SD standard contact elements 110, plays to prevent that the purpose that described USB standard contact elements inserts described SD standard sockets from getting final product.
The storage card that the utility model provides, its 3rd embodiment with two kinds of standard contact elements as shown in Figure 3, storage card 300 comprises two kinds of standard contact elements that interconnect and be set to one, the thickness of two standard contact elements is identical.The standard contact elements of the preferably described storage card of the utility model 300 upper ends is set to observe the SD standard contact elements 110 of safe digital card standard, and the standard contact elements of described storage card 300 lower ends is set to observe the USB standard contact elements 120 of universal serial bus standard.
Described storage card 300 is that with the difference of storage card 200 elastic component 310 of described SD standard contact elements 110 sides comprises the triangular shape framework that is made of hypotenuse 311 and base 312.Described triangular shape framework is that rigidity is not yielding, is that example is introduced its structure in detail with described SD standard contact elements 110 left side triangular shape frameworks.312 right sides, described base promptly are provided with spring 313 near described SD standard contact elements one side.When described hypotenuse 311 was subjected to the pressure in slot left side, described spring 313 made the jack of described base 312 to the described SD standard component of right-hand embedding inside.The base of described elastic component 310 during with interface that USB standard contact elements 120 is connected, can be provided with groove 314 in described interface, as shown in Figure 5 a little more than described SD standard contact elements 110.When described base 313 is compressed, embed described groove 314.
Storage card 300 described in the utility model can be selected the elastic component 310 that described triangular shape framework is set in its left and right two sides, also can symmetry an elastic component 310 respectively is set on left and right both sides.When described SD standard contact elements 110 inserts the SD standard sockets, described hypotenuse 311 is subjected to the pressure of slot and arranged on left and right sides, make described base 312 embed described SD standard both sides, just make described elastic component 310 compressions, thereby make described SD standard contact elements 110 insert described SD standard sockets smoothly.When described USB standard contact elements 120 inserts the SD standard sockets, described base 313 width of described storage card 300 in addition increases, when being subjected to the pressure of upper/lower terminal, the deformation of left and right both direction can not take place, thereby stop described USB contact 120 to insert described SD standard sockets.
Should be understood that above-mentioned statement at the utility model preferred embodiment is comparatively detailed, can not therefore think the restriction to the utility model scope of patent protection, scope of patent protection of the present utility model should be as the criterion with claims.