CN104599423A - Intelligent pyroelectric alarm system and method - Google Patents
Intelligent pyroelectric alarm system and method Download PDFInfo
- Publication number
- CN104599423A CN104599423A CN201510027139.XA CN201510027139A CN104599423A CN 104599423 A CN104599423 A CN 104599423A CN 201510027139 A CN201510027139 A CN 201510027139A CN 104599423 A CN104599423 A CN 104599423A
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- chip microcomputer
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000005616 pyroelectricity Effects 0.000 claims description 14
- 230000009466 transformation Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000523 sample Substances 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000002329 infrared spectrum Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004520 electroporation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000036651 mood Effects 0.000 description 1
- 230000037081 physical activity Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/19—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems
- G08B13/191—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems using pyroelectric sensor means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses an intelligent pyroelectric alarm system and method. The intelligent pyroelectric alarm system comprises an L7805CV transformer, a single-chip microcomputer PIC12F683, a PIR pyroelectric module, a relay and an amplifying circuit, wherein the L7805CV transformer is used for providing power for the system, a procedure in the single-chip microcomputer PIC12F683 judges a received signal, and the PIR pyroelectric module is used for receiving the signal. According to the intelligent pyroelectric alarm system and method, after a PIC is added, intelligent time delay of a circuit can be achieved, and accuracy is improved; due to control through the PIC, the interference of the environment can be eliminated; meanwhile, due to the fact that few components exist in the circuit, maintenance and overhauling in the later period are facilitated, and the production cost is greatly reduced.
Description
Technical field
The invention belongs to electroporation field, relate to a kind of Intelligent hot and release electric alarm system and method.
Background technology
The pyroelectric sensor of prior art all adopts hardware combinations, and components and parts are many.And it is higher to environmental requirement.The lens of the interference sources such as light closely direct projection Modular surface should be avoided, in order to avoid introduce undesired signal to produce misoperation as far as possible; Environment for use avoids the wind flowed as far as possible, and wind also can cause interference to inductor.Not high to the accuracy of reporting to the police, its induction module adopts double base probe, the window of probe is rectangle, double base (B unit of A unit) is positioned at the two ends of longer direction, when human body from left to right or from right to left walk out-of-date, time, the distance of infrared spectrum arrival double base have difference, difference is larger, respond to sensitiveer, when human body to move towards from front probe or from top to bottom or from top to bottom direction walk out-of-date, double base can't detect the change of infrared spectrum distance, without difference, therefore responds to insensitive or does not work; So the maximum direction of the direction of probe double base and physical activity should be made to parallel when installing inductor as far as possible, ensure human body through time successively popped one's head in double base respond to.Although human body is not or not the dead ahead of module sometimes, but human body from module too close to time module also can sense to cause have output always, touch circuit part and also can affect module work, in sum, prior art extremely easily produces wrong report or does not have the situation of warning.And human body induction module should be arranged in the box of sealing, otherwise output signal may be had always.The necessary satisfactory numerical value of direct-current working volts, too high and too lowly all module performance can be affected, and require that power supply has to pass through good voltage regulation filtering, such as the layer-built battery of computer USB power supply, charger for mobile phone power supply, older 9V all cannot meet module work requirement.The comparatively power consumption of the very little duty factor of power supply capacity, the voltage fluctuation caused during loaded work piece causes module misoperation.
Summary of the invention
The object of the invention is to the defect overcoming the existence of above-mentioned technology, provide a kind of Intelligent hot to release electric alarm system and method, add the control of a PIC12F683 single-chip microcomputer, under the prerequisite not changing its original function, reduce the quantity of components and parts greatly.And solve environmental restraint factor that conventional art can't resolve and degree of accuracy is not high, device install loaded down with trivial details, be disturbed the problems such as effect of signals.Arrange time delay in its PIC12F683 single-chip microcomputer, after people stays for some time within the scope of it, equipment just starts warning, substantially increases correct alarm rate, reduces unnecessary trouble.And present invention substantially reduces the quantity of components and parts, provide cost savings.By software control, break away from environmental limit (light, the wind of flowing), made its range of application more extensive.
Its concrete technical scheme is:
A kind of Intelligent hot releases electric alarm system, and comprise L7805CV transformer 1, PIC12F683 single-chip microcomputer 2, PIR pyroelectricity module 3, relay 4 and amplifying circuit 5, described 7805CV transformer 1 is for being system power supply; Inside described PIC12F683 single-chip microcomputer 2, program judges the signal received; PIR pyroelectricity module 3 is for Received signal strength.
A kind of Intelligent hot releases electric alarm method, comprises the following steps:
Step 1; After power supply 12V, be 5V by L7805CV transformer 1 by its transformation, to system power supply;
Step 2; PIR pyroelectricity module 3 Received signal strength, and be input in PIC12F683 single-chip microcomputer 2 after being amplified;
Step 3:PIC12F633 single-chip microcomputer 2 Program judges whether to report to the police to it.
Compared with prior art, beneficial effect of the present invention is: after the present invention adds PIC, makes circuit realiration Intelligent time delay, improves degree of accuracy.And there is the control of PIC, the interference of environment can be got rid of.Meanwhile, because in circuit, components and parts are fewer, be convenient to maintenance and the maintenance in later stage, also greatly reduce production cost simultaneously.
Accompanying drawing explanation
Fig. 1 is structural drawing or the schematic diagram that Intelligent hot releases electric alarm system;
Fig. 2 is the process flow diagram that Intelligent hot releases electric alarm method.
Embodiment
Below in conjunction with the drawings and specific embodiments, technical scheme of the present invention is described in more detail.
With reference to Fig. 1, a kind of Intelligent hot releases electric alarm system, comprises L7805CV transformer 1, PIC12F683 single-chip microcomputer 2, PIR pyroelectricity module 3, relay 4 and amplifying circuit 5, L7805CV transformer 1 and right-hand member 12V input voltage is become 5V voltage is exported by VCC; The 5V voltage exported in L7805CV transformer 1 is powered to C12F683 single-chip microcomputer 2, PIR pyroelectricity module 3, VCC; PIR pyroelectricity module 3 Received signal strength, NII1 is connected with pin 2, held to export by out after signal amplifies by amplifying circuit 5 and then to send in PIC12F683 single-chip microcomputer 2, after PIC12F633 Program judges, export corresponding signal to relay, thus determine the folding of relay 4, namely whether report to the police.
Described 7805CV transformer 1 is for being system power supply;
Inside described PIC12F683 single-chip microcomputer 2, program judges the signal received;
PIR pyroelectricity module 3 is for Received signal strength.
A, B represent the conventional letter of positive pole respectively, represent it and are connected, and A, B difference is coupled pin difference.
Wherein no requirement (NR) connected mode in position is that identical pin (namely have same letter or numeral) is connected.
Such as: the VCC pin in L7805CV transformer 1 is connected with the leftmost VCC of PIC12F683 single-chip microcomputer 2.The position of L7805CV transformer 1, PIC12F683 single-chip microcomputer 2, PIR pyroelectricity module 3, relay 4 and amplifying circuit 5 can change, as long as be connected by identical pin (namely have same letter or numeral), the requirement of position just can be met.
As shown in Figure 2, a kind of Intelligent hot releases electric alarm method, comprises the following steps:
Step 1; After power supply 12V, be 5V by L7805CV transformer 1 by its transformation, to system power supply;
Step 2; PIR pyroelectricity module 3 Received signal strength, and be input in PIC12F683 single-chip microcomputer 2 after being amplified;
Step 3:PIC12F633 single-chip microcomputer 2 Program judges whether to report to the police to it.
Technical scheme of the present invention can be used in the family.
familyin front yard application and checking effect be that, if there is toy to pass by, the delay judgement program in its PIC12F683 single-chip microcomputer can distinguish, it can not be reported to the police.If someone passes by, the words of its time in rational scope, the program of its PIC12F683 single-chip microcomputer also there will not be alerting signal, but has the time that people is staying below long, or thief, its mood must be excitement very, the infrared signal of then launching is then more obvious, then its pyroelectricity Received signal strength is more strong, and PIC12F633 will perform alert program, Normal Alarm, it improves the accuracy of warning greatly after adding PIC12F683 single-chip microcomputer.
After PIR pyroelectricity module Received signal strength, its signal amplifies by circuit, and the voltage making it export is greater than 2.0V, makes it accurately report to the police, and its accurate alarm range, within 7 meters, can be implemented within 10 meters to report to the police.
The above; be only the present invention's preferably embodiment; protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses, the simple change of the technical scheme that can obtain apparently or equivalence are replaced and are all fallen within the scope of protection of the present invention.
Claims (2)
1. an Intelligent hot releases electric alarm system, it is characterized in that, comprise L7805CV transformer (1), PIC12F683 single-chip microcomputer (2), PIR pyroelectricity module (3), relay (4) and amplifying circuit (5), described 7805CV transformer (1) is for being system power supply; Described PIC12F683 single-chip microcomputer (2) the inside program judges the signal received; PIR pyroelectricity module (3) is for Received signal strength.
2. Intelligent hot releases an electric alarm method, it is characterized in that, comprises the following steps:
Step 1; After power supply 12V, be 5V by L7805CV transformer (1) by its transformation, to system power supply;
Step 2; PIR pyroelectricity module (3) Received signal strength, and be input in PIC12F683 single-chip microcomputer (2) after being amplified;
Step 3:PIC12F633 single-chip microcomputer (2) Program judges whether to report to the police to it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510027139.XA CN104599423A (en) | 2015-01-16 | 2015-01-16 | Intelligent pyroelectric alarm system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510027139.XA CN104599423A (en) | 2015-01-16 | 2015-01-16 | Intelligent pyroelectric alarm system and method |
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| Publication Number | Publication Date |
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| CN104599423A true CN104599423A (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510027139.XA Pending CN104599423A (en) | 2015-01-16 | 2015-01-16 | Intelligent pyroelectric alarm system and method |
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| CN (1) | CN104599423A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106297191A (en) * | 2016-11-12 | 2017-01-04 | 南华大学 | In the confined space, life security is monitored and early warning system automatically |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002357668A (en) * | 2001-05-31 | 2002-12-13 | Matsushita Electric Works Ltd | Abnormality detecting method for human body detector |
| JP2003344159A (en) * | 2002-05-27 | 2003-12-03 | Matsushita Electric Works Ltd | Heat ray detector |
| CN2880765Y (en) * | 2006-03-03 | 2007-03-21 | 刘全本 | Far-infrared elevator no-load detector |
| CN202003471U (en) * | 2011-04-15 | 2011-10-05 | 湖州师范学院 | Human body induction home alarm system based on communication module |
| CN102331764A (en) * | 2011-08-03 | 2012-01-25 | 中山大学深圳研究院 | Method and device for intelligently monitoring household based on CAN (Controller Area Network) bus |
| CN203606914U (en) * | 2013-10-31 | 2014-05-21 | 滨州学院 | Infrared alarm based on single-chip microcomputer |
| CN103854403A (en) * | 2012-11-30 | 2014-06-11 | 西安晶捷电子技术有限公司 | Novel anti-theft early warning device |
-
2015
- 2015-01-16 CN CN201510027139.XA patent/CN104599423A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002357668A (en) * | 2001-05-31 | 2002-12-13 | Matsushita Electric Works Ltd | Abnormality detecting method for human body detector |
| JP2003344159A (en) * | 2002-05-27 | 2003-12-03 | Matsushita Electric Works Ltd | Heat ray detector |
| CN2880765Y (en) * | 2006-03-03 | 2007-03-21 | 刘全本 | Far-infrared elevator no-load detector |
| CN202003471U (en) * | 2011-04-15 | 2011-10-05 | 湖州师范学院 | Human body induction home alarm system based on communication module |
| CN102331764A (en) * | 2011-08-03 | 2012-01-25 | 中山大学深圳研究院 | Method and device for intelligently monitoring household based on CAN (Controller Area Network) bus |
| CN103854403A (en) * | 2012-11-30 | 2014-06-11 | 西安晶捷电子技术有限公司 | Novel anti-theft early warning device |
| CN203606914U (en) * | 2013-10-31 | 2014-05-21 | 滨州学院 | Infrared alarm based on single-chip microcomputer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106297191A (en) * | 2016-11-12 | 2017-01-04 | 南华大学 | In the confined space, life security is monitored and early warning system automatically |
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