CN201084157Y - Memory card reader - Google Patents
Memory card reader Download PDFInfo
- Publication number
- CN201084157Y CN201084157Y CNU2007201211838U CN200720121183U CN201084157Y CN 201084157 Y CN201084157 Y CN 201084157Y CN U2007201211838 U CNU2007201211838 U CN U2007201211838U CN 200720121183 U CN200720121183 U CN 200720121183U CN 201084157 Y CN201084157 Y CN 201084157Y
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- CN
- China
- Prior art keywords
- memory card
- machine frame
- card reader
- reader according
- card
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a card reader of memory cards, which is used to access data of the inserted memory cards, comprising a signal connector used to be connected with the card contact of the memory card and a frame; wherein, the frame comprises an upper frame and a lower frame which are symmetrically arranged, and a slot which can be inserted with the memory card is arranged in the frame; meanwhile, both of the upper and the lower frames are provide with a mounting groove accommodating the signal connector. The utility model has an advantage that: because of the symmetrically arranged upper and lower frames and the signal connector in the mounting groove, data of the memory card can be read exactly no matter the memory card is inserted in the front side or the reverse side.
Description
Technical field
The utility model relates to a kind of card reader, relates in particular to the memory card reader that a kind of memory card that positive and negative are inserted all can carry out data access.
Background technology
Along with development of science and technology, various memory cards, for example: compact flash (Compact Flash, CF) card, safe digital (Secure Digital, SD) card, memory stick (Memory Stick, MS) card, smart media (Smart Media, SM) card etc., because its volume is little, capacity is big, has been widely used on the computer peripheral products such as digital camera, MP3, mobile phone.Usually, these memory cards are by card reader access data.
Application number " CN200420083560.X " name is called " cartridge adds card reader " and discloses a kind of cartridge and add card reader in China's utility application prospectus, by being connected with computer, memory card is carried out data access.This cartridge adds card reader cartridge and circumscribed USB card reader is integrated in one, and it comprises circuit board, upper casing and goes up lower casing.Wherein, circuit board is arranged among loam cake and the lower cover.Upper casing is plugged in down on the grab that covers fixing, and loam cake and upper casing clamp.Though this card reader can be carried out access to the memory card that inserts, yet it needs correct insertion memory to be stuck in the card reader, and for the memory card of reverse insertion, card reader is in the failure state of being failure to actuate.
The utility model content
In view of this, the memory card reader that must provide a kind of memory card that reverse side is inserted also can carry out the access of data.
A kind of memory card reader is used for the memory card that is inserted is carried out the access of data, and it comprises and is used for signal contacting piece that is connected with the card contact of memory card and the machine frame that is used to hold memory card.Described machine frame comprises machine frame and following machine frame, and last machine frame is symmetrical arranged with following machine frame, and the centre is formed on the slot that wherein can insert described memory card.Be provided with the mounting groove that holds signal contacting piece on last machine frame and the following machine frame again.
Above-mentioned memory card reader, wherein: described go up machine frame and down machine frame be provided with siding track, rail and back rail before being extended with between the described siding track, the mounting groove of described signal contacting piece be arranged at described before rail.
Above-mentioned memory card reader, wherein: the hole of described siding track extends cantilevered card door bolt.
Above-mentioned memory card reader, wherein: described back rail and form stopper in abutting connection with between the siding track.
Above-mentioned memory card reader, wherein: the front portion of rail also is provided with the downward-sloping face that has a down dip that the guiding memory card inserts before described.
Above-mentioned memory card reader, wherein: described upward machine frame is one-body molded with following machine frame.
Above-mentioned memory card reader, wherein: described last machine frame and following machine frame also are provided with the connection pin-and-hole that holds connecting pin.
Above-mentioned memory card reader, wherein: described memory card reader also comprises the plug-in card indicator switch, is arranged at described machine frame or the following machine frame gone up.
Above-mentioned memory card reader, wherein: described memory card reader also comprises the printed circuit board (PCB) that electrically connects with signal contacting piece.
Above-mentioned memory card reader, wherein: the quantity of described printed circuit board (PCB) is 2.
The utility model memory card reader goes up machine frame and following machine frame by symmetrically arranged, and the signal contacting piece that is arranged on mounting groove, makes that no matter memory card is that insert in the front or reverse side inserts, and all can accurately carry out the access of data.
Description of drawings
In order to be easy to explanation, the utility model is done to describe in detail by following preferred embodiment and accompanying drawing.
Fig. 1 is the top perspective view of the utility model memory card reader;
Fig. 2 is the face upwarding stereogram of the utility model memory card reader;
Fig. 3 is the exploded perspective view of the utility model memory card reader;
Synoptic diagram when Fig. 4 a begins to insert the plug-in card indicator switch of memory card reader for the utility model memory card;
Fig. 4 b is the synoptic diagram of the utility model memory card when further inserting the plug-in card indicator switch of memory card reader;
Fig. 4 c is the synoptic diagram of the utility model memory card when inserting the plug-in card indicator switch of memory card reader fully.
Embodiment
Figure 1 shows that the top perspective view of the utility model memory card reader 110.Consult Fig. 2 and Fig. 3 simultaneously, wherein, Fig. 2 is the face upwarding stereogram of the utility model memory card reader 110, and Fig. 3 is the exploded perspective view of the utility model memory card reader 110.Memory card reader 110 is used for the memory card (not shown) of being inserted is carried out the access of data, and it comprises machine frame 130, a plurality of signal contacting piece 22, plug-in card indicator switch 118 and two the printed circuit board (PCB) (not shown)s with last machine frame 131 and following machine frame 129.Wherein, a plurality of signal contacting pieces 22 are arranged at respectively in machine frame 131 and the following machine frame 129, and last machine frame 131 and following machine frame 129 are arranged between two printed circuit board (PCB)s, and press pin 28 by installation and be fastenedly connected.Last machine frame 131 is electrically connected to printed circuit board (PCB) by signal contacting piece 22, and this printed circuit board (PCB) is connected to another printed circuit board (PCB) by the connector (not shown).Following machine frame 129 is connected to another printed circuit board (PCB) by signal contacting piece 22 equally, and this another printed circuit board (PCB) is connected in the mainboard (not shown) again by connector.In the present embodiment, plug-in card indicator switch 118 is arranged at down machine frame 129, is used for when the leading edge of memory card starts indicator switch 118 work, and the card contact of indication memory card is electrically connected signal contacting piece 22.Being electrically connected between the card contact that signal contacting piece 22 is used to provide memory card and the printed circuit board (PCB).
In other embodiment of the utility model, the plug-in card indicator switch also can be arranged at machine frame 131.
Following machine frame 129 is provided with two siding tracks 127,133, rail 139 and back rail 141 before the edge is stretched and had between two siding tracks 127,133 are extended with Crossware 143 and are extended with card supporting rail 145 between siding track 127 and Crosswares 143 between preceding rail 139 and back rail 141.Each siding track 127,133 is provided with mounting hole 142 and connects pin-and-hole 135.Wherein, connecting pin-and-hole 135 holds wherein for connecting pin 137.In the present embodiment, the quantity of mounting hole 142 is 2.Again, siding track 133 extends cantilevered card door bolt 48 in hole 50.In the present embodiment, card door bolt 48 is a curved shape, is used for being frictionally engaged with memory card, with firm being fixed in the memory card reader 110 of memory card.Mounting hole 142 is used for when two memory card reader 110 are overlapping, provides connection to mount pin (indicating among the figure).
The outer rim of the siding track 133 on the following machine frame 129 extends upward, and, surpass the upper surface 154 of preceding rail 139, the end face 156 of card supporting rail 145 and the end face 158 of Crossware 143.Again, preceding rail 139 is provided with contact element mounting groove 44, is used to hold signal contacting piece 22.The front portion of preceding rail 139 is provided with the downward-sloping face that has a down dip 160 and the upper surface 154 of longitudinal extension.The leading edge of card supporting rail 145 also is provided with the face (not shown) that has a down dip.In the present embodiment, back rail 141 is provided with contact element mounting groove 44,, plug-in card indicator switch 118 and switch contact element admit raceway groove.Wherein, contact element mounting groove 44 is used to hold signal contacting piece 22.The switch contact element admits raceway groove to be used to hold the installation end of floatless switch contact element 174 and movable switch contact element 176.Again, the end face 168 of back rail 141 with form stoppers 166 in abutting connection with siding track 127,133.
In the present embodiment, when the signal contacting piece 22 of following machine frame 129 inserts in the card contact face of memory card, provide the electric pathway between the printed circuit board (PCB) of the card contact of memory card and memory card reader 110 down.If memory card inserts up with the card contact face, the signal contacting piece 22 of then going up machine frame 131 in the machine frame 130 of memory card reader 110 provides the electric pathway between the printed circuit board (PCB) of the card contact of memory card and memory card reader 110.
Floatless switch contact element 174 and movable switch contact element 176 are installed in down in the raceway groove on the back rail 141 of machine frame 129.When plug-in card indicator switch 118 was used to make memory card fully to insert memory card reader 110, the card contact of indication memory card was electrically connected signal contacting piece 22.When memory card fully inserts, open floatless switch contact element 174 and movable switch contact element 176.Also be provided with the last mounting groove 175 that holds floatless switch contact element 174 installation ends on the back rail and hold the following mounting groove 177 that movable switch touches part 176 installation ends.
In the present embodiment, the structural similarity of last machine frame 131 and following machine frame 129, difference only is that machine frame 131 does not need to install plug-in card indicator switch 118, and goes up machine frame 131 and can remove or not remove card door bolt 48.Therefore, the structure of last machine frame 131 does not repeat them here.Again, last machine frame 131 and following machine frame 129 are made of non-conducting material, and, be symmetrical arranged, one-body molded, thus the manufacturing cost of minimizing memory card reader 110.
In the present embodiment, when last machine frame 131 and following machine frame 129 are assemblied in a time-out, the end face 156 of the upper surface 154 of preceding rail 139, card supporting rail and the end face of Crossware 143 158 formation slots 150 (consulting Fig. 1) are used to hold memory card.Promptly at last machine frame 131 and the following machine frame 129 middle slots 150 that hold memory card that form.When the insertion memory was stuck in memory card reader 110, the face 160 that has a down dip played guiding, was convenient to memory card and inserted slot 150.Detailed it, when memory card inserts slot 150, the leading edge of memory card on the upper surface 154 of preceding rail 139, and, slip between the signal contacting piece 22 of machine frame 131 and following machine frame 129 and the signal contacting piece 22 on connecting.The face that has a down dip by card supporting rail 145 is aimed at the memory card leading edge again, makes the memory card collimation insert slot 150.When the leading edge of memory card arrives the stopper 166 of back rail 141, finish whole plug-in card running.
When the front contact is arranged and the contactless memory card of reverse side with the card contact face down, when being reverse side insertion memory card reader 110, the signal contacting piece 22 of following machine frame 129 is arranged to when memory card insertion slot 150 is connected with the card contact of memory card, to the memory card application of force.Equally, when memory card with the card contact face up, promptly positive when inserting memory card reader 110, the signal contacting piece 22 of last machine frame 131 is arranged to when memory card insertion slot 150 is connected with the card contact of memory card, to the memory card application of force.Therefore, memory card is positive when inserting, and the card contact deflection that the signal contacting piece 22 of following machine frame 129 makes memory card is connected with the signal contacting piece 22 of last machine frame 131.And the memory card reverse side is when inserting, and the signal contacting piece 22 of last machine frame 131 is partial to the card contact of memory card to be connected with the signal contacting piece 22 of following machine frame 129.
Therefore, memory card reader 110 of the present utility model can both the access data for the memory card of positive and negative insertion.
The synoptic diagram that Fig. 4 a to Fig. 4 c is a memory card when beginning to be inserted into the plug-in card indicator switch 118 that inserts memory card reader fully.
Consult Fig. 4 a, memory card 12 begins to insert memory card reader, and the card contact 14 of memory card 12 is activation signal contact element 22 not as yet, and in other words, signal contacting piece 22 slides on the surface of memory card 12.At this moment, the plug-in card indicator switch is in closed condition.In the present embodiment, plug-in card indicator device switch is the single-pole single-throw (SPST) momentary switch." U " type that is shaped as of movable switch contact element 176, wherein, the distal portion 186 of " U " part 184 is bent upwards into rake 189 and contact 190, and floatless switch contact element 174 is pushed in this contact when plug-in card indicator switch closed condition.
When memory card 12 further inserts memory card reader, consult Fig. 4 b, the crooked connecting portion 24 of signal contacting piece 22 is connected with the card contact 14 of memory card 12.The leading edge of memory card 12 is pushed the rake 189 of distal portion 186 in the movable switch contact element 176, forces the surface in contact 192 of the contact 190 inswept floatless switch contact elements 174 of movable switch contact element 176, the contact-making switch of formation.At this moment, the roof 188 of U type part 184 is bent downwardly, and the contact 190 of movable switch contact element 176 is also moved down.
When memory card 12 inserts memory card reader fully, consult Fig. 4 c, the top arm 188 of U-shaped part 184 further is subjected to downward pressure in the movable switch contact element 176, contact 190 is left the surface of contact 192 of floatless switch contact element 174 vertically downward, and movable switch contact element 176 and floatless switch contact element 174 are opened fully.Therefore, when memory card 12 inserts memory card reader fully, the leading edge of memory card 12 is opened the plug-in card indicator switch, and the card contact 14 of indication memory card is electrically connected signal contacting pieces 22.
In the present embodiment, go up machine frame and following machine frame by symmetrically arranged, and the signal contacting piece that is arranged on mounting groove, make that no matter memory card is positive the insertion or the reverse side insertion, all can accurately carry out the access of data.
Claims (10)
1. memory card reader, be used for the memory card that is inserted is carried out the access of data, it comprises: be used for signal contacting piece that is connected with the card contact of memory card and the machine frame that is used to hold memory card, it is characterized in that: described machine frame comprises machine frame and following machine frame, the described machine frame of going up is symmetrical arranged with following machine frame, and the middle slot that wherein can insert described memory card that is formed on, described going up on machine frame and the following machine frame is provided with the mounting groove that holds signal contacting piece.
2. memory card reader according to claim 1 is characterized in that: described go up machine frame and down machine frame be provided with siding track, rail and back rail before being extended with between the described siding track, the mounting groove of described signal contacting piece be arranged at described before rail.
3. memory card reader according to claim 2 is characterized in that: the hole of described siding track extends cantilevered card door bolt.
4. memory card reader according to claim 2 is characterized in that: described back rail and form stopper in abutting connection with between the siding track.
5. memory card reader according to claim 2 is characterized in that: the front portion of rail also is provided with the downward-sloping face that has a down dip that the guiding memory card inserts before described.
6. memory card reader according to claim 1 is characterized in that: described upward machine frame is one-body molded with following machine frame.
7. memory card reader according to claim 1 is characterized in that: described last machine frame and following machine frame also are provided with the connection pin-and-hole that holds connecting pin.
8. memory card reader according to claim 1 is characterized in that: described memory card reader also comprises the plug-in card indicator switch, is arranged at described machine frame or the following machine frame gone up.
9. memory card reader according to claim 1 is characterized in that: described memory card reader also comprises the printed circuit board (PCB) that electrically connects with signal contacting piece.
10. memory card reader according to claim 9 is characterized in that: the quantity of described printed circuit board (PCB) is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201211838U CN201084157Y (en) | 2007-07-04 | 2007-07-04 | Memory card reader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201211838U CN201084157Y (en) | 2007-07-04 | 2007-07-04 | Memory card reader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201084157Y true CN201084157Y (en) | 2008-07-09 |
Family
ID=39626629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201211838U Expired - Fee Related CN201084157Y (en) | 2007-07-04 | 2007-07-04 | Memory card reader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201084157Y (en) |
-
2007
- 2007-07-04 CN CNU2007201211838U patent/CN201084157Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: XIE GUOCAI Free format text: FORMER OWNER: JUNTAIYANG SCIENCE ( SHENZHEN ) CO., LTD. Effective date: 20090619 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090619 Address after: 16A3, glorious new world, No. 2002 Binhai Avenue, Guangdong, Shenzhen, Nanshan District 518000, China Patentee after: Xie Guocai Address before: Room 1, building 2, 414 Industrial Road, Nanshan hi tech Industrial Park, Guangdong, Shenzhen Province, China: 518057 Patentee before: Juntaiyang Science Technology (Shenzhen) Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080709 Termination date: 20100704 |