CN201540584U - Touch-tone card reader - Google Patents
Touch-tone card reader Download PDFInfo
- Publication number
- CN201540584U CN201540584U CN2009202926004U CN200920292600U CN201540584U CN 201540584 U CN201540584 U CN 201540584U CN 2009202926004 U CN2009202926004 U CN 2009202926004U CN 200920292600 U CN200920292600 U CN 200920292600U CN 201540584 U CN201540584 U CN 201540584U
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- CN
- China
- Prior art keywords
- card
- chute
- card slot
- contact
- rotating shaft
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- 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 - Lifetime
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Abstract
The utility model relates to a touch-tone card reader comprising a shell and a card seat arranged on a main board inside the shell, wherein the top of the shell is provided with a card outlet key with an invertedly L-shaped cross section; the card seat consists of a chute, a card slot, a contact press plate, a contact point plate which are sequentially matched with one another from bottom to top, wherein the card slot is provided with a rotating shaft switch; one side of the card outlet key is matched with the chute, and the other side thereof is connected with the corresponding shell by a button spring horizontally arranged; the card slot is fixedly connected with the shell; the chute is movably arranged on the card slot by a horizontal guide groove of the card slot, and the chute and the card slot are connected with each other by a compression spring; and the contact point plate is fixedly arranged on the contact press plate which is arranged on the chute by the connecting column of the contact press plate and the guide groove. The touch-tone card reader can be operated by a single hand, reduce the scratching of card and card contacts to a greatest extent, and effectively improve the stability of the system for reading/writing a card.
Description
Technical field
The utility model relates to a kind of button card reader.
Background technology
Along with the raising day by day of scientific and technological level, various cards enter in the daily life, and card reader becomes a kind of necessity thereupon.
When advancing card, want extension spring in the deck of existing card reader or overcome spring leaf and the resistance of card friction, need bigger horizontal thrust, so in use all be on the other hand according to the card reader bimanualness of plug-in card on the other hand.Owing to advance draw-in groove all is to adopt rigid plastic, and deck all is to adopt reed to contact with the card contact, thus when advancing card, all can produce friction with card, thus cause the scuffing of card easily, and on the contact point of card, cause long cut.
In addition, the contact point of existing card reader deck and card and card put in place and detect all is to adopt spring leaf, contact closed communicating circuit by spring leaf, in use, the test section that puts in place is used for the spring leaf contact performance instability of closed communicating circuit, and card reader just can not be carried out stable read-write operation to card IC chip like this.
This shows that there is following shortcoming in currently marketed card reader: the one, strength is excessive and can not one-handed performance in the plug-in card process; The 2nd, in the plug-in card process, easily cause the damage of card and clamping contact; The 3rd, the contact reed on the deck is easily aging to be caused loose contact and can not well carry out card and put in place and detect and influence the stability of card reader.
The utility model content
The purpose of this utility model is to provide a kind of button card reader, and this card reader can one-handed performance, can reduce the scuffing of the card of card and card contact to greatest extent and can effectively improve the stability of system read-write card.
The utility model is by the following technical solutions:
A kind of button card reader comprises that shell and this enclosure are arranged on the deck on the mainboard, and it is inverted L shaped card release button that the top of described shell is provided with a section; Described deck comprises the chute that cooperatively interacts successively from the bottom to top, the card slot that is provided with the rotating shaft switch, contact pressing plate, contact point plate, wherein,
Described card release button bottom one side cooperates with chute, and opposite side is pressed key spring with corresponding shell by one of horizontally set and connected;
Described chute is a ∏ shape, and two planes from bottom to top, its two side are respectively equipped with card slot joint pin and contact pressing plate joint pin; The bottom is provided with rotating shaft switch movable span, and this movable span is provided with rotating shaft switch positive stop lug boss;
Described rotating shaft switch is one to have the rotating shaft of torque spring, this rotating shaft is horizontally set on the card slot rotating shaft switch fixed bit by a stationary shaft perpendicular to the card slot bottom surface, vertically be provided with the promotion crossbeam in this rotating shaft, level is provided with a gag lever post, and the other end of described torque spring is stuck on the card slot;
Described card slot inside sidewalls is provided with the horizontal L shaped guide groove that card guide groove, arranged outside cooperate with the card slot joint pin of chute; The rotating shaft switch that the bottom is provided with rotating shaft switch fixed bit, arc promotes the card limited post of crossbeam loose slot and the setting of card guide groove one end and the compression spring groove B that corresponding compression spring groove A is provided with, and the other end of described card guide groove is provided with into toll bar;
Described contact point plate is provided with spring contact longitudinally, horizontal contact wiring board and the touch-switch of contact wiring board, and this contact wiring board is connected with mainboard;
The lateral wall of described contact pressing plate is provided with has the guide groove that horizontal contact oblique L shaped and chute the pressing plate joint pin at 30-50 degree inclination angle upwards cooperates;
Described card slot is fixedlyed connected with shell, and chute is movably arranged on the card slot by the horizontal guide groove of card slot, and chute is connected by a compression spring with card slot; The contact point plate is fixedly installed on the pressing plate of contact, and this contact pressing plate is arranged on the chute by contact pressing plate joint pin and guide groove.
Describedly advance toll bar and form by the preventing rubber circle that is provided with on support and the support.
Described chute bottom is provided with compression spring groove A, and the corresponding compression spring groove of card slot A is provided with compression spring groove B, and described compression spring one end is arranged on the end of compression spring groove A, and the other end is arranged on the other end of compression spring groove B.
The corresponding card slot in described chute bottom is provided with a rear fender, and described chute bottom is provided with and also is provided with the rear fender standing groove, and the sidewall of this rear fender standing groove is provided with the rear fender joint pin; The sidewall of described rear fender is provided with the guide rail that horizontal rear fender joint pin oblique L shaped and chute with downward 30-50 degree inclination angle cooperates.
The utlity model has following advantage:
1) the utility model adopts card to promote the rotating shaft switch and torque spring is shunk, propped up by chute up to the rotating shaft switch, realize the fastening position, because under the effect of lever principle, only need very little thrust to finish, therefore do not need the auxiliary of another hand to push; When moving back card, only need one to press the card release button gently, the card release button promotes chute, it is separated with the rotating shaft switch, the torque spring return of rotating shaft switch is released card, because acting force is perpendicular to desktop, so also not needing the auxiliary of another hand pushes---this shows that the utility model all only needs one-handed performance when the turnover card.
2) of the present utility modelly advance toll bar and be provided with the preventing rubber circle, effectively prevented the friction of card in progradation and between rigid plastic spare, the protection card is avoided damage.
3) the utility model adopts spring contact vertical depression to carry out contact with card to contact, avoided spring leaf to contact with the large tracts of land of card, reduced the scuffing of spring contact to card IC chip thus to greatest extent.
4) during Card Reader, the utility model adopts rear fender from bottom to top from top to bottom to clamp the mode of the card on the card slot with the contact pressing plate, card is fixed, and makes reading and writing on the IC of card chip that the spring contact can be more stable, prevents to cause because of the play of card the destruction of IC chip.
5) the utility model adopt touch-switch replace the closed communicating circuit of traditional spring leaf mode put in place and detect and closed communicating circuit, the serviceable life of touch-switch is more than 100,000 times, guaranteed the card detection that puts in place reliably, made card reader read-write card piece performance more stable.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the A-A cut-open view of Fig. 1;
Fig. 3 is the assembly structure synoptic diagram of deck;
Fig. 4 is the structural representation of contact point plate;
Fig. 5 is the structural representation of the critical piece of deck;
Fig. 6 is the kinematic relation synoptic diagram of chute and other parts;
Fig. 7 is the structural representation of rotating shaft switch;
Fig. 8 is the positional structure synoptic diagram of rotating shaft switch and card;
Fig. 9 is that plug-in card concerns synoptic diagram in the position of rotating shaft switch and chute when putting in place;
The position of rotating shaft switch and chute concerned synoptic diagram when Figure 10 was card release.
Embodiment
As shown in Figure 1, 2, 3, a kind of button card reader described in the utility model comprises that shell 1 and this shell 1 inside are arranged on the deck 3 on the mainboard 2, and it is inverted L shaped card release button 11 that the top of described shell 1 is provided with a section; Described deck 3 comprises chute 4, the rear fender 5 that cooperatively interacts successively from the bottom to top, the card slot 7 that is provided with rotating shaft switch 6, contact pressing plate 8, contact point plate 9, wherein,
As shown in Figure 2, described card release button 11 bottoms one side cooperates with chute 4, and opposite side is pressed key spring 12 with corresponding shell 1 by one of horizontally set and connected;
Shown in Fig. 5,6, described chute 4 is a ∏ shape, and two planes from bottom to top, its two side are respectively equipped with card slot joint pin 41 and contact pressing plate joint pin 42; The bottom is provided with rotating shaft switch movable span 43 and rear fender standing groove 44, compression spring groove A45, and this movable span 43 is provided with rotating shaft switch positive stop lug boss 46, and the sidewall of this rear fender standing groove 44 is provided with rear fender joint pin 47.
Shown in Fig. 5,6, the sidewall of described rear fender 5 is provided with the guide rail 51 that horizontal rear fender joint pin 47 oblique L shaped and chute with downward 30-50 degree inclination angle cooperates;
Shown in Fig. 7,10, described rotating shaft switch 6 is one to have the rotating shaft 62 of torque spring 61, this rotating shaft 62 is horizontally set on the card slot rotating shaft switch fixed bit 73 by a stationary shaft 63 perpendicular to card slot 7 bottom surfaces, vertically be provided with in this rotating shaft 62 and promote crossbeam 64, level is provided with a gag lever post 65, and the other end of described torque spring 61 is stuck on the card slot 7;
Shown in Fig. 3,5,6, described card slot 7 inside sidewalls are provided with card guide groove 71, its outside is provided with the horizontal L shaped guide groove 72 that cooperates with the card slot joint pin 41 of chute 4; The rotating shaft switch that the bottom is provided with rotating shaft switch fixed bit 73, arc promotes the card limited post 75 of crossbeam loose slot 74 and the setting of card guide groove 71 1 ends and the compression spring groove B76 that corresponding compression spring groove A45 is provided with, the other end of described card guide groove 71 is provided with into toll bar 77, describedly advances toll bar 77 and is made up of the preventing rubber circle 79 that is provided with on support 78 and the support 78.
Shown in Fig. 5,6, the lateral wall of described contact pressing plate 9 is provided with has the upwards horizontal oblique L shaped guide groove 91 that cooperates with contact chute 4 pressing plate joint pin 42 at 30-50 degree inclination angle;
As shown in Figure 4, described contact point plate 8 is provided with spring contact 81 longitudinally and the horizontal contact wiring board 82 and the touch-switch 83 of contact wiring board, and this contact wiring board 82 is connected with mainboard 2;
Shown in Fig. 2,3,5,6,10, described card slot 7 is fixedlyed connected with shell 1, chute 4 is movably arranged on the card slot 7 by the horizontal L shaped guide groove 72 of card slot 7, and chute 4 is connected by a compression spring 10 with card slot 7, described compression spring 10 1 ends are arranged on the end of the compression spring groove A45 of chute 4 bottoms, and the other end is arranged on the other end of compression spring groove B76 of the bottom of card slot 7; Rear fender 5 is arranged between chute 4 and the card slot 7 by rear fender joint pin 47 and guide rail 51; Contact point plate 9 is fixedly installed on the contact pressing plate 8, and this contact pressing plate 8 is arranged on the chute 4 by contact pressing plate joint pin 42 and guide groove 91.
Principle of work of the present utility model is as described below:
1. when advancing card:
As shown in Figure 3, card enters from the toll bar 77 that advances of card slot 7, as shown in Figure 8, the promotion crossbeam 64 that card promotes the rotating shaft switch rotates its loose slot 74 along arc, and gag lever post 65 horizontally rotates in the rotating shaft switch movable span 43 of chute 4, compresses torque spring 61 simultaneously, when card arrives card limited post 75, gag lever post 65 is propped up, locatees by the positive stop lug boss 46 that is provided with on the rotating shaft switch movable span 43, promptly reaches catch positions, as shown in Figure 9;
Rotating shaft switch 6 rotates, gag lever post 65 is separated with positive stop lug boss 46 on the chute, chute makes progress under the pulling force of compression spring 10 to left movement, the card slot joint pin 41 of chute 4 makes progress earlier again to left movement along L shaped guide groove horizontal on the card slot 7 72, as Fig. 6, shown in 9, rear fender 5 with chute 4 upwards to the left movement time, rear fender joint pin 47 on the chute 4 moves downward left along the guide groove 51 of rear fender, be that rear fender 5 moves upward with respect to chute 4, compress the bottom of the card in the card slot 7, simultaneously, contact pressing plate joint pin 42 on the chute 4 moves upward left along the guide groove 91 of contact pressing plate 9, be that contact pressing plate 9 moves downward with respect to chute 4, compress the top of the card in the card slot 7, thus, the top of card and bottom are clamped by contact pressing plate 9 and rear fender 5 simultaneously, the IC chip closely contacts with spring contact 81, and because the pushing of card, the touch-switch 83 of the contact wiring board 82 on the contact point plate 8 presses down, realize closing of circuit, connect communication line, send card and put signal in place to spring contact 81, spring contact 81 sends to mainboard 2 through contact wiring board 82 by data connecting line with the signal that reads, the data that mainboard 2 is collected are finished read-write card information process through data-out port (USB interface) output.
2. when moving back card:
Press card release button 11, card release button 11 promotes chute 4, shown in Fig. 2,5,6, chute 4 is moved downward to the right along card slot 7 horizontal L shaped guide grooves 72, away from card slot 7, simultaneously, rear fender 5 and contact pressing plate 9 be equally respectively away from card slot 7, and card separates with spring contact 81 on the contact wiring board 82; Simultaneously, as shown in figure 10, because chute 4 moves right, torque spring 61 discharges, and the gag lever post 65 of rotating shaft switch cooperates with positive stop lug boss 46, promotes crossbeam 64 and in 74 motions of the effect lower edge of torque spring 61 arc loose slot card is released, after card withdraws from, because pushing force disappears, the touch-switch 83 of the contact wiring board 82 on the contact point plate 8 is got back to start bit, disconnecting circuit.
Obviously, the foregoing description of the present utility model only is for the utility model example clearly is described, and is not to be qualification to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here can't give exhaustive to all embodiments.Everyly belong to the row that conspicuous variation that the technical solution of the utility model extends out or change still are in protection domain of the present utility model.
Claims (4)
1. button card reader, it is characterized in that: comprise that shell and this enclosure are arranged on the deck on the mainboard, it is inverted L shaped card release button that the top of described shell is provided with a section; Described deck comprises the chute that cooperatively interacts successively from the bottom to top, the card slot that is provided with the rotating shaft switch, contact pressing plate, contact point plate, wherein,
Described card release button bottom one side cooperates with chute, and opposite side is pressed key spring with corresponding shell by one of horizontally set and connected;
Described chute is a ∏ shape, and two planes from bottom to top, its two side are respectively equipped with card slot joint pin and contact pressing plate joint pin; The bottom is provided with rotating shaft switch movable span, and this movable span is provided with rotating shaft switch positive stop lug boss;
Described rotating shaft switch is one to have the rotating shaft of torque spring, this rotating shaft is horizontally set on the card slot rotating shaft switch fixed bit by a stationary shaft perpendicular to the card slot bottom surface, vertically be provided with the promotion crossbeam in this rotating shaft, level is provided with a gag lever post, and the other end of described torque spring is stuck on the card slot;
Described card slot inside sidewalls is provided with the horizontal L shaped guide groove that card guide groove, arranged outside cooperate with the card slot joint pin of chute; The bottom is provided with the rotating shaft switch promotion crossbeam loose slot of rotating shaft switch fixed bit, arc and the card limited post that card guide groove one end is provided with, and the other end of described card guide groove is provided with into toll bar;
Described contact point plate is provided with spring contact longitudinally, horizontal contact wiring board and the touch-switch of contact wiring board, and this contact wiring board is connected with mainboard;
The lateral wall of described contact pressing plate is provided with has the guide groove that horizontal contact oblique L shaped and chute the pressing plate joint pin at 30-50 degree inclination angle upwards cooperates;
Described card slot is fixedlyed connected with shell, and chute is movably arranged on the card slot by the horizontal guide groove of card slot, and chute is connected by a compression spring with card slot; The contact point plate is fixedly installed on the pressing plate of contact, and this contact pressing plate is arranged on the chute by contact pressing plate joint pin and guide groove.
2. card reader according to claim 1 is characterized in that, describedly advances toll bar and is made up of the preventing rubber circle that is provided with on support and the support.
3. card reader according to claim 1, it is characterized in that described chute bottom is provided with compression spring groove A, the corresponding compression spring groove of card slot A is provided with compression spring groove B, described compression spring one end is arranged on the end of compression spring groove A, and the other end is arranged on the other end of compression spring groove B.
4. card reader according to claim 1 is characterized in that, the corresponding card slot in described chute bottom is provided with a rear fender, and described chute bottom is provided with and also is provided with the rear fender standing groove, and the sidewall of this rear fender standing groove is provided with the rear fender joint pin; The sidewall of described rear fender is provided with the guide rail that horizontal rear fender joint pin oblique L shaped and chute with downward 30-50 degree inclination angle cooperates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202926004U CN201540584U (en) | 2009-12-14 | 2009-12-14 | Touch-tone card reader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202926004U CN201540584U (en) | 2009-12-14 | 2009-12-14 | Touch-tone card reader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201540584U true CN201540584U (en) | 2010-08-04 |
Family
ID=42592043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202926004U Expired - Lifetime CN201540584U (en) | 2009-12-14 | 2009-12-14 | Touch-tone card reader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201540584U (en) |
-
2009
- 2009-12-14 CN CN2009202926004U patent/CN201540584U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510630 Guangdong city of Guangzhou province Tianhe District Zhongshan Avenue No. 89 north of Shipai Branch Trade and Industry District A two floor Patentee after: GUANGDONG TECSUN TECHNOLOGY CO., LTD. Address before: 510630 Guangdong city of Guangzhou province Tianhe District Zhongshan Avenue No. 89 north of Shipai Branch Trade and Industry District A two floor Patentee before: Guangdong Desheng Technology Co., Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 510663 Guangdong City, Guangzhou Province, Tianhe District Road, No. 15, room second, layer three or four, layer 201 Patentee after: GUANGDONG TECSUN TECHNOLOGY CO., LTD. Address before: 510630 Guangdong city of Guangzhou province Tianhe District Zhongshan Avenue No. 89 north of Shipai Branch Trade and Industry District A two floor Patentee before: GUANGDONG TECSUN TECHNOLOGY CO., LTD. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100804 |