CN102930681B - Infrared safety protection alarm device - Google Patents
Infrared safety protection alarm device Download PDFInfo
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- CN102930681B CN102930681B CN201210412185.8A CN201210412185A CN102930681B CN 102930681 B CN102930681 B CN 102930681B CN 201210412185 A CN201210412185 A CN 201210412185A CN 102930681 B CN102930681 B CN 102930681B
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Abstract
The invention relates to the technical field of safety protection and provides an infrared safety protection alarm device. The device comprises an infrared transmitting circuit and an infrared receiving alarm circuit. The device disclosed by the invention is used for the technical field of safety protection.
Description
Technical field
The present invention relates to technical field of security and protection, provide a kind of infrared safety protection alarm device.
Background technology
In departments such as industrial or agricultural, fire-fighting, bank, hotel, market, space flight, often need to monitor environment and report to the police, to prevent stolen behavior from occurring, and bank, hotels etc., burglar alarm is vital especially.In burglary-resisting system in the past, generally adopt the technical measures such as pyroelectricity, microwave to gather human body invasion signal, these are when indoor application, there is good effect, but in many occasions as the place such as enclosure wall and courtyard, deploy troops on garrison duty, above carried measure rate of false alarm in practice is high, sometimes even cannot normally work.
We know, in the environmental parameter of routine, human body intrusion detector is very easy to the impact by environment and makes parameter change, along with the maturation of infrared ray and laser technology, many apply to outdoor occasion infrared theftproof and laser anti-theft start to be born, because light is linear transmission, in transmitting terminal transmitted beam, middle as unobstructed, then receiving end just can receive normal light beam; When having people through deploying troops on garrison duty region, light beam is blocked, and now receiving end just cannot receive light beam, thus starts warning circuit work, reaches the object of warning.
Summary of the invention
Object of the present invention is providing a kind of infrared safety protection alarm device.
The present invention is by the following technical solutions to achieve these goals:
A kind of infrared safety protection alarm device, is characterized in that: comprise infrared transmitting circuit and infrared receiver warning circuit;
Described infrared transmitting circuit comprises, infraluminescence pipe, power supply VCC, electric capacity C11, C12, C13, resistance R9, R10, R11, R12, R13, R14, triode VT, VT6 and 555 vibration chip, the triggering pin TL of described 555 vibration chips is by electric capacity C12 ground connection, the triggering pin TL of described 555 vibration chips is connected with threshold values pin TH, described threshold values pin TH is connected with discharge end by resistance R14, described discharge end connects power supply VCC by resistance R13, the control power end of described 555 vibration chips is by electric capacity C13 ground connection, the output terminal OUT of described 555 vibration chips is coupled with triode VT6 base stage by electric capacity C11, the base stage of described triode VT6 meets power supply VCC by resistance R11, resistance R11 provides bias current for triode VT6, the collector of described triode VT6 is connected with power supply VCC by resistance R9, resistance R9 provides collector voltage for triode VT6, the grounded emitter of triode VT6, the base stage of described triode VT is connected with VT6 collector, the collector of described triode VT is connected with power supply VCC by resistance R12, resistance R12 provides collector voltage for triode VT, the emitter of described triode VT is connected with infraluminescence pipe,
Described infrared receiver warning circuit comprises: infrared receiving tube D3, triode VT01-VT05, resistance R01-R09, electric capacity C01-C05, for realizing the latch CD4011 chip of signal, for 9300 chips exported of reporting to the police, and vibration chip NE555, the base stage of described triode VT01 is connected with power supply VCC by infrared receiving tube D3, the collector of described triode VT01 is connected with power supply VCC, emitter is by resistance R04 ground connection, resistance R04 is negative feedback resistor, stablize the quiescent point of triode VT01, described triode VT01 emitter is coupled to the base stage of triode VT02 by electric capacity C01, the base stage of described triode VT02 meets power supply VCC by resistance R03, resistance R03 provides base bias voltage for triode VT02, the collector of described triode VT02 is connected with power supply VCC by resistance R05, resistance R05 provides collector voltage for triode VT02, the collector of described triode VT02 connects 5 leads ends of CD4011 chip,
The RS pin of described vibration chip NE555 is connected power supply VCC with VCC pin, the TH pin of described vibration chip NE555 is connected with power supply VCC by resistance R01, electric capacity C02 is provided with between the TH pin of described vibration chip NE555 and ground connection, the TH pin of described vibration chip NE555 is connected with the collector of triode VT03, the base stage of triode VT03 is connected with 4 pin of CD4011 chip and the TL pin of the chip NE555 that vibrates by resistance R06, and the CO pin of vibration chip NE555 is by electric capacity C03 ground connection; The output OUT end of described vibration chip NE555 is connected with 2 pin of CD4011 chip;
4 pin of described CD4011 chip are connected with 5 pin, 14 pin meet power supply VCC, 12,13,3 pin link together, 1 pin of described CD4011 chip is connected with 11 pin by resistance R09,1 pin of described CD4011 chip meets power supply VCC by electric capacity C04,9,8 pin of described CD4011 chip link together 7 pin ground connection of ground connection, described CD4011 chip; 11 pin of described CD4011 chip are connected with triode VT04 base stage by resistance R07, the collector of triode VT04 meets power supply VCC, the emitter of described triode VT04 connects the signal input part for 9300 chips exported of reporting to the police, and the emitter of triode VT04 is by electric capacity C05 ground connection.
The present invention, because adopt above technical scheme, has following beneficial effect:
One, interchangeability of the present invention good (can exchange in pairs), fast response time, antijamming capability is strong, and peripheral circuit is simple, and directly logical transmitter module carries out infrared emission.Therefore volume is little.
Two, by reducing the dutycycle of pulse generating signal, increase loss emissive power, transmitting range is far away.Remote security protection can be carried out.
Three, there is auto-alarm function.Once there be people to invade, block infrared ray just energy automatic alarm, and signal is locked, warning circuit also will work always, until artificially remove, can cancel warning.
Four, the safety protection alarm device based on infrared emitting, reception utilizes the launch and accept of infraluminescence pipe and integrated circuit to form system, it is simple that this system has structure, reliability is high, easy to operate, the automatic monitoring to scene can be realized, there is good practical value, without the need to people's automatic control operation just can carried out anti-theft security on the scene.Therefore, it can greatly reduce the workload of staff on the one hand, increases work efficiency; Can promote the reasonable arrangement of personnel on the other hand, economize on resources, especially human resources have great help.Can be enclosure wall in addition, the scene such as courtyard provides quick and easy antitheft service, so that more reasonable arrangement and utilization.
Accompanying drawing explanation
Fig. 1 is present system block scheme
Fig. 2 is radiating circuit figure of the present invention
Fig. 3 is that the present invention receives warning circuit figure.
Embodiment
A kind of infrared safety protection alarm device, is characterized in that: comprise infrared transmitting circuit and infrared receiver warning circuit, described infrared transmitting circuit comprises, infraluminescence pipe, power supply VCC, electric capacity C11, C12, C13, resistance R9, R10, R11, R12, R13, R14, triode VT, VT6 and 555 vibration chip, the triggering pin TL of described 555 vibration chips is by electric capacity C12 ground connection, the triggering pin TL of described 555 vibration chips is connected with threshold values pin TH, described threshold values pin TH is connected with discharge end by resistance R14, described discharge end connects power supply VCC by resistance R13, the control power end of described 555 vibration chips is by electric capacity C13 ground connection, the output terminal OUT of described 555 vibration chips is coupled with triode VT6 base stage by electric capacity C11, the base stage of described triode VT6 meets power supply VCC by resistance R11, resistance R11 provides bias current for triode VT6, the collector of described triode VT6 is connected with power supply VCC by resistance R9, resistance R9 provides collector voltage for triode VT6, the grounded emitter of triode VT6, the base stage of described triode VT is connected with VT6 collector, the collector of described triode VT is connected with power supply VCC by resistance R12, resistance R12 provides collector voltage for triode VT, the emitter of described triode VT is connected with infraluminescence pipe.
Described infrared receiver warning circuit comprises: infrared receiving tube D3, triode VT01-VT05, resistance R01-R09, electric capacity C01-C05, for realizing the latch CD4011 chip of signal, for 9300 chips exported of reporting to the police, and vibration chip NE555, the base stage of described triode VT01 is connected with power supply VCC by infrared receiving tube D3, the collector of described triode VT01 is connected with power supply VCC, emitter is by resistance R04 ground connection, resistance R04 is negative feedback resistor, stablize the quiescent point of triode VT01, described triode VT01 emitter is coupled to the base stage of triode VT02 by electric capacity C01, the base stage of described triode VT02 meets power supply VCC by resistance R03, resistance R03 provides base bias voltage for triode VT02, the collector of described triode VT02 is connected with power supply VCC by resistance R05, resistance R05 provides collector voltage for triode VT02, the collector of described triode VT02 connects 5 leads ends of CD4011 chip,
The RS pin of described vibration chip NE555 is connected power supply VCC with VCC pin, the TH pin of described vibration chip NE555 is connected with power supply VCC by resistance R01, electric capacity C02 is provided with between the TH pin of described vibration chip NE555 and ground connection, the TH pin of described vibration chip NE555 is connected with the collector of triode VT03, the base stage of triode VT03 is connected with 4 pin of CD4011 chip and the TL pin of the chip NE555 that vibrates by resistance R06, and the CO pin of vibration chip NE555 is by electric capacity C03 ground connection; The output OUT end of described vibration chip NE555 is connected with 2 pin of CD4011 chip;
4 pin of described CD4011 chip are connected with 5 pin, 14 pin meet power supply VCC, 12,13,3 pin link together, 1 pin of described CD4011 chip is connected with 11 pin by resistance R09,1 pin of described CD4011 chip meets power supply VCC by electric capacity C04,9,8 pin of described CD4011 chip link together 7 pin ground connection of ground connection, described CD4011 chip; 11 pin of described CD4011 chip are connected with triode VT04 base stage by resistance R07, the collector of triode VT04 meets power supply VCC, the emitter of described triode VT04 connects the signal input part for 9300 chips exported of reporting to the police, and the emitter of triode VT04 is by electric capacity C05 ground connection.
And in warning link, apply 9300 integrated circuit, as long as outside adds a small amount of electric current just conveniently can export chimes of doom required for us.Under the condition of the anode energising of 9300, negativing ending grounding, will output signal, but signal source is very weak at signal end, must be amplified, so we add 9013 and sound in order to drive loudspeaker at circuit diagram.
Claims (1)
1. an infrared safety protection alarm device, is characterized in that: comprise infrared transmitting circuit and infrared receiver warning circuit;
Described infrared transmitting circuit comprises, infraluminescence pipe, power supply VCC, electric capacity C11, C12, C13, resistance R9, R10, R11, R12, R13, R14, triode VT, VT6 and 555 vibration chips, the triggering pin TL of described 555 vibration chips is by electric capacity C12 ground connection, the triggering pin TL of described 555 vibration chips is connected with threshold values pin TH, described threshold values pin TH is connected with discharge end by resistance R14, described discharge end connects power supply VCC by resistance R13, the control power end of described 555 vibration chips is by electric capacity C13 ground connection, the output terminal OUT of described 555 vibration chips is coupled with triode VT6 base stage by electric capacity C11, the base stage of described triode VT6 meets power supply VCC by resistance R11, resistance R11 provides bias current for triode VT6, the collector of described triode VT6 is connected with power supply VCC by resistance R9, resistance R9 provides collector voltage for triode VT6, the grounded emitter of triode VT6, the base stage of described triode VT is connected with VT6 collector, the collector of described triode VT is connected with power supply VCC by resistance R12, resistance R12 provides collector voltage for triode VT, the emitter of described triode VT is connected with infraluminescence pipe,
Described infrared receiver warning circuit comprises: infrared receiving tube D3, triode VT01-VT05, resistance R01-R09, electric capacity C01-C05, for realizing the latch CD4011 chip of signal, and 9300 chips exported for reporting to the police and vibration chip NE555, the base stage of described triode VT01 is connected with power supply VCC by infrared receiving tube D3, the collector of described triode VT01 is connected with power supply VCC, emitter is by resistance R04 ground connection, resistance R04 is negative feedback resistor, stablize the quiescent point of triode VT01, described triode VT01 emitter is coupled to the base stage of triode VT02 by electric capacity C01, the base stage of described triode VT02 meets power supply VCC by resistance R03, resistance R03 provides base bias voltage for triode VT02, the collector of described triode VT02 is connected with power supply VCC by resistance R05, resistance R05 provides collector voltage for triode VT02, the collector of described triode VT02 connects 5 leads ends of CD4011 chip,
The RS pin of described vibration chip NE555 is connected power supply VCC with VCC pin, the TH pin of described vibration chip NE555 is connected with power supply VCC by resistance R01, electric capacity C02 is provided with between the TH pin of described vibration chip NE555 and ground connection, the TH pin of described vibration chip NE555 is connected with the collector of triode VT03, the base stage of triode VT03 is connected with 4 pin of CD4011 chip and the TL pin of the chip NE555 that vibrates by resistance R06, and the CO pin of vibration chip NE555 is by electric capacity C03 ground connection; The output OUT end of described vibration chip NE555 is connected with 2 pin of CD4011 chip;
4 pin of described CD4011 chip are connected with 5 pin, 14 pin meet power supply VCC, 12,13,3 pin link together, 1 pin of described CD4011 chip is connected with 11 pin by resistance R09,1 pin of described CD4011 chip meets power supply VCC by electric capacity C04,9,8 pin of described CD4011 chip link together 7 pin ground connection of ground connection, described CD4011 chip; 11 pin of described CD4011 chip are connected with triode VT04 base stage by resistance R07, the collector of triode VT04 meets power supply VCC, the emitter of described triode VT04 connects the signal input part for 9300 chips exported of reporting to the police, the emitter of triode VT04, by electric capacity C05 ground connection, adopts 9013 chips to drive the loudspeaker of 9300 chips to carry out sounding.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210412185.8A CN102930681B (en) | 2012-10-25 | 2012-10-25 | Infrared safety protection alarm device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210412185.8A CN102930681B (en) | 2012-10-25 | 2012-10-25 | Infrared safety protection alarm device |
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| Publication Number | Publication Date |
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| CN102930681A CN102930681A (en) | 2013-02-13 |
| CN102930681B true CN102930681B (en) | 2015-07-01 |
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| CN201210412185.8A Expired - Fee Related CN102930681B (en) | 2012-10-25 | 2012-10-25 | Infrared safety protection alarm device |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680011A (en) * | 2013-11-26 | 2014-03-26 | 成都博盛信息技术有限公司 | Wireless infrared safeguard alarming device |
| CN103680005A (en) * | 2013-11-26 | 2014-03-26 | 成都博盛信息技术有限公司 | Infrared transmitting circuit of infrared alarm device |
| CN103839351A (en) * | 2013-11-26 | 2014-06-04 | 成都博盛信息技术有限公司 | Infrared receiving circuit of infrared alarm device |
| CN103680000A (en) * | 2013-11-26 | 2014-03-26 | 成都博盛信息技术有限公司 | Antitheft device |
| CN103680006A (en) * | 2013-11-26 | 2014-03-26 | 成都博盛信息技术有限公司 | Infrared transmitting circuit of wireless infrared safeguard alarming device |
| CN104950342B (en) * | 2015-06-29 | 2017-06-16 | 马军 | Mouse fly biological detection circuit in a kind of health quarantine Internet of Things |
| CN106340151A (en) * | 2016-10-20 | 2017-01-18 | 广西大学 | Concealed balcony burglar alarm |
| CN110487307B (en) * | 2019-09-09 | 2024-03-26 | 费勉仪器科技（上海）有限公司 | Alarm circuit and valve-passing alarm system suitable for vacuum pipeline system |
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| CN202939752U (en) * | 2012-10-25 | 2013-05-15 | 成都江法科技有限公司 | Infrared safety protection alarm device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2395335A (en) * | 2002-11-08 | 2004-05-19 | E Lead Electronic Co Ltd | Anti-theft and two-way communication apparatus for vehicles |
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2012
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Patent Citations (6)
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| US5406261A (en) * | 1993-01-11 | 1995-04-11 | Glenn; James T. | Computer security apparatus and method |
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| CN102930681A (en) | 2013-02-13 |
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