CN204632028U - A kind of high-voltage safety anti-theft circuit - Google Patents
A kind of high-voltage safety anti-theft circuit Download PDFInfo
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- CN204632028U CN204632028U CN201520275398.XU CN201520275398U CN204632028U CN 204632028 U CN204632028 U CN 204632028U CN 201520275398 U CN201520275398 U CN 201520275398U CN 204632028 U CN204632028 U CN 204632028U
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Abstract
The utility model discloses a kind of high-voltage safety anti-theft circuit, comprise chip IC 1, chip IC 2, transformer W and triode VT1, the pin 4 of described chip IC 1 connects the pin 8 of chip IC 1, the pin 4 of chip IC 2, the pin 8 of chip IC 2, resistance R6, resistance R8, resistance R9, loudspeaker B, electric capacity C6 and power supply VCC, the other end of the pin 7 contact resistance R6 of chip IC 1 and resistance R7.The utility model anti-theft lock circuit is arranged on the places such as door, window, safety cabinet and carries out antitheft monitoring, will trigger circuit when running into unnormal unlocking, sends loud chimes of doom, have trigger precisely, advantage that anti-theft effect is superior.
Description
Technical field
The utility model relates to a kind of security protection circuit, specifically a kind of high-voltage safety anti-theft circuit.
Background technology
Along with the raising of people's living standard, the valuables of family also get more and more, as mobile phone, notebook computer, jewellery etc., therefore also more and more pay attention to security protection work, and alarm is as the achievement in research of Modern Electronic industry, has been applied in home security widely, but traditional alarm only has sound and light of alarm, if unmanned in family, for being easy to penetrate veteran burglar and continuing to commit theft, therefore theftproof performance is still weak.
Utility model content
The purpose of this utility model is to provide that a kind of structure is simple, the high-voltage safety anti-theft circuit of diverse in function, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of high-voltage safety anti-theft circuit, comprise chip IC 1, chip IC 2, transformer W and triode VT1, the pin 4 of described chip IC 1 connects the pin 8 of chip IC 1, the pin 4 of chip IC 2, the pin 8 of chip IC 2, resistance R6, resistance R8, resistance R9, loudspeaker B, electric capacity C6 and power supply VCC, the other end of the pin 7 contact resistance R6 of chip IC 1 and resistance R7, the other end of resistance R7 connects electric capacity C4, the base stage of triode VT4, the pin 2 of chip IC 1 and the pin 6 of chip IC 1, the other end of electric capacity C4 connects electric capacity C5, the other end of electric capacity C6, the collector of triode VT1, the emitter of triode VT3, the collector of triode VT4, the pin 1 of chip IC 1 and the pin 1 of chip IC 2, the other end of emitter contact resistance R8 of triode VT4 and the pin 5 of chip IC 2, the other end contact resistance R10 of resistance R9 and the pin 7 of chip IC 2, the other end of resistance R10 connects the other end of electric capacity C5, the pin 2 of chip IC 2 and the pin 6 of chip IC 2, the pin 3 contact resistance R11 of chip IC 2, the base stage of the other end connecting triode VT3 of resistance R11, the collector of triode VT3 connects the other end of loudspeaker B, the emitter contact resistance R2 of triode VT1 and the emitter of triode VT2 ground connection, the other end contact resistance R1 of resistance R2 and the input end of not gate U3, the other end of resistance R1 connects input end and the vibration transducer P of not gate U1, the other end contact resistance R3 of vibration transducer P, electric capacity C1, the winding N1 of power supply VCC and transformer W, the output terminal of not gate U1 connects the input end of not gate U2, the output terminal of not gate U2 connects the negative electrode of diode D1, the other end of the anode contact resistance R3 of diode D1, the output terminal of not gate U3 and the input end of not gate U4, the output terminal contact resistance R4 of not gate U4 and the negative electrode of diode D3, the anode contact resistance R12 of diode D3, the input end of electric capacity C3 and not gate U5, the other end of output terminal contact resistance R12 of not gate U5 and the input end of not gate U6, the other end of electric capacity C3 connects output terminal and the resistance R5 of not gate U6, the base stage of the other end connecting triode V2 of resistance R5, the collector of triode V2 connects the other end of the other end of electric capacity C1 and the winding N1 of transformer W, one end of the winding N2 of transformer W connects the anode of diode D2, the negative electrode of diode D2 connects electric capacity C2, the other end of the winding N2 of transformer W connects the other end of electric capacity C2.
As preferred version of the present utility model: the model of described chip IC 1 and chip IC 2 is NE555.
As preferred version of the present utility model: described not gate U1 ~ U6 is 6 logic gate modules of chip CD4069 inside.
Compared with prior art, the beneficial effects of the utility model are: the utility model anti-theft lock circuit is arranged on the places such as door, window, safety cabinet and carries out antitheft monitoring, will trigger circuit when running into unnormal unlocking, send loud chimes of doom, therefore have and trigger accurate, that anti-theft effect is superior advantage.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of high-voltage safety anti-theft circuit.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, a kind of high-voltage safety anti-theft circuit, comprise chip IC 1, chip IC 2, transformer W and triode VT1, the pin 4 of described chip IC 1 connects the pin 8 of chip IC 1, the pin 4 of chip IC 2, the pin 8 of chip IC 2, resistance R6, resistance R8, resistance R9, loudspeaker B, electric capacity C6 and power supply VCC, the other end of the pin 7 contact resistance R6 of chip IC 1 and resistance R7, the other end of resistance R7 connects electric capacity C4, the base stage of triode VT4, the pin 2 of chip IC 1 and the pin 6 of chip IC 1, the other end of electric capacity C4 connects electric capacity C5, the other end of electric capacity C6, the collector of triode VT1, the emitter of triode VT3, the collector of triode VT4, the pin 1 of chip IC 1 and the pin 1 of chip IC 2, the other end of emitter contact resistance R8 of triode VT4 and the pin 5 of chip IC 2, the other end contact resistance R10 of resistance R9 and the pin 7 of chip IC 2, the other end of resistance R10 connects the other end of electric capacity C5, the pin 2 of chip IC 2 and the pin 6 of chip IC 2, the pin 3 contact resistance R11 of chip IC 2, the base stage of the other end connecting triode VT3 of resistance R11, the collector of triode VT3 connects the other end of loudspeaker B, the emitter contact resistance R2 of triode VT1 and the emitter of triode VT2 ground connection, the other end contact resistance R1 of resistance R2 and the input end of not gate U3, the other end of resistance R1 connects input end and the vibration transducer P of not gate U1, the other end contact resistance R3 of vibration transducer P, electric capacity C1, the winding N1 of power supply VCC and transformer W, the output terminal of not gate U1 connects the input end of not gate U2, the output terminal of not gate U2 connects the negative electrode of diode D1, the other end of the anode contact resistance R3 of diode D1, the output terminal of not gate U3 and the input end of not gate U4, the output terminal contact resistance R4 of not gate U4 and the negative electrode of diode D3, the anode contact resistance R12 of diode D3, the input end of electric capacity C3 and not gate U5, the other end of output terminal contact resistance R12 of not gate U5 and the input end of not gate U6, the other end of electric capacity C3 connects output terminal and the resistance R5 of not gate U6, the base stage of the other end connecting triode V2 of resistance R5, the collector of triode V2 connects the other end of the other end of electric capacity C1 and the winding N1 of transformer W, one end of the winding N2 of transformer W connects the anode of diode D2, the negative electrode of diode D2 connects electric capacity C2, the other end of the winding N2 of transformer W connects the other end of electric capacity C2.
The model of chip IC 1 and chip IC 2 is NE555.
Not gate U1 ~ U6 is 6 logic gate modules of chip CD4069 inside.
Principle of work of the present utility model is: circuit adopts vibration transducer as detecting element, the anti-theft circuit being arranged on door, window, safety cabinet etc. and going out will be triggered when there being uninvited guest to invade, vibration transducer P will be triggered, thus cause the output terminal of not gate U4 to occur high level, make triode VT1 conducting, acoustics circuit is connected, triode VT3 conducting is made by after the pierce circuit that is made up of chip IC 1, chip IC 2 and peripheral cell thereof, loudspeaker B must conduct, and sends loud chimes of doom.
Claims (3)
1. a high-voltage safety anti-theft circuit, comprises chip IC 1, chip IC 2, transformer W and triode VT1, it is characterized in that, the pin 4 of described chip IC 1 connects the pin 8 of chip IC 1, the pin 4 of chip IC 2, the pin 8 of chip IC 2, resistance R6, resistance R8, resistance R9, loudspeaker B, electric capacity C6 and power supply VCC, the other end of the pin 7 contact resistance R6 of chip IC 1 and resistance R7, the other end of resistance R7 connects electric capacity C4, the base stage of triode VT4, the pin 2 of chip IC 1 and the pin 6 of chip IC 1, the other end of electric capacity C4 connects electric capacity C5, the other end of electric capacity C6, the collector of triode VT1, the emitter of triode VT3, the collector of triode VT4, the pin 1 of chip IC 1 and the pin 1 of chip IC 2, the other end of emitter contact resistance R8 of triode VT4 and the pin 5 of chip IC 2, the other end contact resistance R10 of resistance R9 and the pin 7 of chip IC 2, the other end of resistance R10 connects the other end of electric capacity C5, the pin 2 of chip IC 2 and the pin 6 of chip IC 2, the pin 3 contact resistance R11 of chip IC 2, the base stage of the other end connecting triode VT3 of resistance R11, the collector of triode VT3 connects the other end of loudspeaker B, the emitter contact resistance R2 of triode VT1 and the emitter of triode VT2 ground connection, the other end contact resistance R1 of resistance R2 and the input end of not gate U3, the other end of resistance R1 connects input end and the vibration transducer P of not gate U1, the other end contact resistance R3 of vibration transducer P, electric capacity C1, the winding N1 of power supply VCC and transformer W, the output terminal of not gate U1 connects the input end of not gate U2, the output terminal of not gate U2 connects the negative electrode of diode D1, the other end of the anode contact resistance R3 of diode D1, the output terminal of not gate U3 and the input end of not gate U4, the output terminal contact resistance R4 of not gate U4 and the negative electrode of diode D3, the anode contact resistance R12 of diode D3, the input end of electric capacity C3 and not gate U5, the other end of output terminal contact resistance R12 of not gate U5 and the input end of not gate U6, the other end of electric capacity C3 connects output terminal and the resistance R5 of not gate U6, the base stage of the other end connecting triode V2 of resistance R5, the collector of triode V2 connects the other end of the other end of electric capacity C1 and the winding N1 of transformer W, one end of the winding N2 of transformer W connects the anode of diode D2, the negative electrode of diode D2 connects electric capacity C2, the other end of the winding N2 of transformer W connects the other end of electric capacity C2.
2. a kind of high-voltage safety anti-theft circuit according to claim 1, is characterized in that, the model of described chip IC 1 and chip IC 2 is NE555.
3. a kind of high-voltage safety anti-theft circuit according to claim 1, is characterized in that, described not gate U1 ~ U6 is 6 logic gate modules of chip CD4069 inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520275398.XU CN204632028U (en) | 2015-05-04 | 2015-05-04 | A kind of high-voltage safety anti-theft circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520275398.XU CN204632028U (en) | 2015-05-04 | 2015-05-04 | A kind of high-voltage safety anti-theft circuit |
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| Publication Number | Publication Date |
|---|---|
| CN204632028U true CN204632028U (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520275398.XU Expired - Fee Related CN204632028U (en) | 2015-05-04 | 2015-05-04 | A kind of high-voltage safety anti-theft circuit |
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| CN (1) | CN204632028U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107083900A (en) * | 2017-06-16 | 2017-08-22 | 合肥讯邦网络科技有限公司 | A kind of Active Defending System Against based on wireless telecommunications |
-
2015
- 2015-05-04 CN CN201520275398.XU patent/CN204632028U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107083900A (en) * | 2017-06-16 | 2017-08-22 | 合肥讯邦网络科技有限公司 | A kind of Active Defending System Against based on wireless telecommunications |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20160504 |
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| CF01 | Termination of patent right due to non-payment of annual fee |