CN204945321U - Finance device card reader card inlet detects steals card device - Google Patents
Finance device card reader card inlet detects steals card device Download PDFInfo
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- CN204945321U CN204945321U CN201520650641.1U CN201520650641U CN204945321U CN 204945321 U CN204945321 U CN 204945321U CN 201520650641 U CN201520650641 U CN 201520650641U CN 204945321 U CN204945321 U CN 204945321U
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Abstract
The utility model provides a kind of finance device card reader card inlet to detect and steals card device, and described device comprises: detect main frame, finance device and watch-dog, described dress also comprises: enter bayonet socket sensor circuit; Wherein, enter bayonet socket sensor circuit and be connected with detection main frame, detect main frame and be connected with finance device and watch-dog respectively.The technical scheme that the utility model provides has the high advantage of security.
Description
Technical field
The utility model belongs to electric field, particularly relates to a kind of finance device card reader card inlet and detects robber's card device.
Background technology
Existing bank card crime mainly concentrates on card bootlegging, and the current card reader card inlet of bank finance equipment only has the destruction-proof function of physics, and the robber's card device installed additional for offender cannot detect discovery.So the security of existing bank finance equipment is low.
Summary of the invention
The object of the utility model embodiment is that providing a kind of finance device card reader card inlet to detect steals card device, is intended to solve the low problem of existing technical scheme security.
On the one hand, provide a kind of finance device card reader card inlet to detect and steal card device, described device comprises: detect main frame, finance device and watch-dog, described device also comprises: enter bayonet socket sensor circuit; Wherein, enter bayonet socket sensor circuit and be connected with detection main frame, detect main frame and be connected with finance device and watch-dog respectively.
Optionally, enter bayonet socket sensor circuit described in comprise: card mouth interface, the second integrated chip, the first integrated chip, resistance and electric capacity; Wherein,
No. 1 pin of card mouth interface connects one end of fuse, the other end ground connection of fuse, No. 2 pins of card mouth interface connect No. 6 pins of the second integrated chip, one end of No. 3 pin contact resistance R1 of card mouth interface, No. 4 pins of the other end Connection Card mouth interface of resistance R1, No. 3 pins of card mouth interface are also connected with No. 3 pins of the second integrated chip, and No. 4 pins of card mouth interface connect voltage source V CC, No. 5 pin ground connection of card mouth interface;
No. 2 pins of the second integrated chip connect 3.3V voltage source, one end of No. 4 pin contact resistance R3 of the second integrated chip, the other end of resistance R3 connects 3.3V voltage source, one end of resistance R3 is also connected with No. 1 pin of the first integrated chip, No. 1 pin of the second integrated chip is connected with No. 16 pins of the first integrated chip, No. 2 pins of the first integrated chip are connected with No. 4 pins and are connected with No. 5 pins of the second integrated chip afterwards, No. 2 pins of the first integrated chip are also connected with 3.3V voltage source with No. 4 pins, one end of resistance R4 connects 3.3V voltage source, the other end of resistance R4 connects No. 1 pin of the second integrated chip,
Ground connection after No. 9 pins of the first integrated chip are connected with No. 11 pins, No. 13 pins of the first integrated chip connect 3.3V voltage source, first No. 10, integrated chip pin connects one end of electric capacity C3, the other end ground connection of electric capacity C3, first No. 12, integrated chip pin connects one end of electric capacity C4, and the other end of electric capacity C4 connects No. 8 pins of the first integrated chip;
No. 5 pins of main control chip connect 3.3V voltage source, be connected with the other end of resistance R1 and the other end of resistance R2 after No. 1 pin of main control chip is connected with No. 3 pins, electric capacity C1 and electric capacity C2 is connected in parallel, electric capacity C1 is connected 3.3V voltage source with a common port of electric capacity C2, another common end grounding, one end ground connection of electric capacity C5, the other end of electric capacity C5 connects No. 1 pin of main control chip, No. 5 pins of No. 2 pin Connection Card mouth interfaces of main control chip.
In the utility model embodiment; the technical scheme that the utility model provides provides sensor circuit entering bayonet socket; this circuit has examinations; and detection signal is real-time transmitted to detection main frame; when Host Detection goes out to steal card device; main frame is launched alerting signal and is shut down to finance device, so it has the high advantage of security.
Accompanying drawing explanation
A kind of finance device card reader card inlet that Fig. 1 provides for the utility model detects the structural drawing stealing card device;
The circuit diagram of the sensor circuit that Fig. 2 provides for the utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model embodiment provides a kind of finance device card reader card inlet to detect and steals card device, and this device as shown in Figure 1, comprising: enter bayonet socket sensor circuit 1, detect main frame 2, finance device 3 and watch-dog 4; Wherein, enter bayonet socket sensor circuit 1 and be connected with detection main frame 2, detect main frame 2 and be connected with finance device 3 and watch-dog 4 respectively.
The brand-new circuit that the utility model provides is installed into bayonet socket sensor circuit at the bayonet socket that enters of finance device; like this when occurring stealing card device; this sensor circuit just can examinations; and detection signal is sent to main frame; main frame carries out the operation of corresponding alarm or shutdown; the utility model is to the not variation of the related software of main frame, and the software that main frame runs and monitoring software are the software that prior art provides.This detection main frame is main control chip, and its model is specifically as follows (ATMEGA16/32).
Optionally, above-mentioned enter bayonet socket sensor circuit 1 as shown in Figure 2, comprising: card mouth interface, the second integrated chip (model: MAS2323), the first integrated chip (model: SN8P2501), resistance and electric capacity; Wherein,
No. 1 pin of card mouth interface connects FU1FUES(fuse) one end, the other end ground connection of FU1FUES, No. 2 pins of card mouth interface connect No. 6 pins of the second integrated chip, one end of No. 3 pin contact resistance R1 of card mouth interface, No. 4 pins of the other end Connection Card mouth interface of resistance R1, No. 3 pins of card mouth interface are also connected with No. 3 pins of the second integrated chip, No. 4 pins of card mouth interface connect voltage source (VCC, be specifically as follows 12V voltage source), No. 5 pin ground connection of card mouth interface;
No. 2 pins of the second integrated chip connect 3.3V voltage source, one end of No. 4 pin contact resistance R3 of the second integrated chip, the other end of resistance R3 connects 3.3V voltage source, one end of resistance R3 is also connected with No. 1 pin of the first integrated chip, No. 1 pin of the second integrated chip is connected with No. 16 pins of the first integrated chip, No. 2 pins of the first integrated chip are connected with No. 4 pins and are connected with No. 5 pins of the second integrated chip afterwards, No. 2 pins of the first integrated chip are also connected with 3.3V voltage source with No. 4 pins, one end of resistance R4 connects 3.3V voltage source, the other end of resistance R4 connects No. 1 pin of the second integrated chip,
Ground connection after No. 9 pins of the first integrated chip are connected with No. 11 pins, No. 13 pins of the first integrated chip connect 3.3V voltage source, first No. 10, integrated chip pin connects one end of electric capacity C3, the other end ground connection of electric capacity C3, first No. 12, integrated chip pin connects one end of electric capacity C4, and the other end of electric capacity C4 connects No. 8 pins of the first integrated chip;
No. 5 pins of main control chip connect 3.3V voltage source, be connected with the other end of resistance R1 and the other end of resistance R2 after No. 1 pin of main control chip is connected with No. 3 pins, electric capacity C1 and electric capacity C2 is connected in parallel, electric capacity C1 is connected 3.3V voltage source with a common port of electric capacity C2, another common end grounding, one end ground connection of electric capacity C5, the other end of electric capacity C5 connects No. 1 pin of main control chip, No. 5 pins of No. 2 pin Connection Card mouth interfaces of main control chip.
The foregoing is only better embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (2)
1. finance device card reader card inlet detects and steals a card device, and described device comprises: detect main frame, finance device and watch-dog, it is characterized in that, described device also comprises: enter bayonet socket sensor circuit; Wherein, enter bayonet socket sensor circuit and be connected with detection main frame, detect main frame and be connected with finance device and watch-dog respectively.
2. device according to claim 1, is characterized in that, described in enter bayonet socket sensor circuit and comprise: card mouth interface, the second integrated chip, the first integrated chip, resistance and electric capacity; Wherein,
No. 1 pin of card mouth interface connects one end of fuse, the other end ground connection of fuse, No. 2 pins of card mouth interface connect No. 6 pins of the second integrated chip, one end of No. 3 pin contact resistance R1 of card mouth interface, No. 4 pins of the other end Connection Card mouth interface of resistance R1, No. 3 pins of card mouth interface are also connected with No. 3 pins of the second integrated chip, and No. 4 pins of card mouth interface connect voltage source V CC, No. 5 pin ground connection of card mouth interface;
No. 2 pins of the second integrated chip connect 3.3V voltage source, one end of No. 4 pin contact resistance R3 of the second integrated chip, the other end of resistance R3 connects 3.3V voltage source, one end of resistance R3 is also connected with No. 1 pin of the first integrated chip, No. 1 pin of the second integrated chip is connected with No. 16 pins of the first integrated chip, No. 2 pins of the first integrated chip are connected with No. 4 pins and are connected with No. 5 pins of the second integrated chip afterwards, No. 2 pins of the first integrated chip are also connected with 3.3V voltage source with No. 4 pins, one end of resistance R4 connects 3.3V voltage source, the other end of resistance R4 connects No. 1 pin of the second integrated chip,
Ground connection after No. 9 pins of the first integrated chip are connected with No. 11 pins, No. 13 pins of the first integrated chip connect 3.3V voltage source, first No. 10, integrated chip pin connects one end of electric capacity C3, the other end ground connection of electric capacity C3, first No. 12, integrated chip pin connects one end of electric capacity C4, and the other end of electric capacity C4 connects No. 8 pins of the first integrated chip;
No. 5 pins of main control chip connect 3.3V voltage source, be connected with the other end of resistance R1 and the other end of resistance R2 after No. 1 pin of main control chip is connected with No. 3 pins, electric capacity C1 and electric capacity C2 is connected in parallel, electric capacity C1 is connected 3.3V voltage source with a common port of electric capacity C2, another common end grounding, one end ground connection of electric capacity C5, the other end of electric capacity C5 connects No. 1 pin of main control chip, No. 5 pins of No. 2 pin Connection Card mouth interfaces of main control chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520650641.1U CN204945321U (en) | 2015-08-26 | 2015-08-26 | Finance device card reader card inlet detects steals card device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520650641.1U CN204945321U (en) | 2015-08-26 | 2015-08-26 | Finance device card reader card inlet detects steals card device |
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| CN204945321U true CN204945321U (en) | 2016-01-06 |
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| CN201520650641.1U Active CN204945321U (en) | 2015-08-26 | 2015-08-26 | Finance device card reader card inlet detects steals card device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109239572A (en) * | 2017-06-29 | 2019-01-18 | Ncr公司 | Card steals the detection of brush device |
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2015
- 2015-08-26 CN CN201520650641.1U patent/CN204945321U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109239572A (en) * | 2017-06-29 | 2019-01-18 | Ncr公司 | Card steals the detection of brush device |
| CN109239572B (en) * | 2017-06-29 | 2021-09-21 | Ncr公司 | Card swipe detection |
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