CN203350975U - Optical fiber intelligent security sensor system - Google Patents
Optical fiber intelligent security sensor system Download PDFInfo
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- CN203350975U CN203350975U CN 201320400041 CN201320400041U CN203350975U CN 203350975 U CN203350975 U CN 203350975U CN 201320400041 CN201320400041 CN 201320400041 CN 201320400041 U CN201320400041 U CN 201320400041U CN 203350975 U CN203350975 U CN 203350975U
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- proof sensor
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Abstract
The utility model provides a safe and reliable optical fiber intelligent security sensor system which is convenient to set up defenses. The system comprises a plurality of light sources, a plurality of photoelectric detectors, pressure type optical security sensors and a reciprocal optical security sensor or two reciprocal optical security sensors. The pressure type optical security sensors and the reciprocal optical security sensor or the two reciprocal optical security sensors are respectively connected with different photoelectric detectors. The photoelectric detectors are connected with a circuit signal processor and a singlehcip in sequence. The singlehcip is connected with a communication terminal receiver, a field audible and visual alarm, and a short message mobile phone fixed phone alarm. The communication terminal receiver is connected with a remote control device. The system uses a plurality of intensity modulation type optical fiber intelligent security sensors and a multiplex technique, and meanwhile security of a plurality of places is monitored. The system can automatically send short messages, dial a mobile phone or a fixed phone to give an alarm, personnel is not needed to watch over, and cost is relatively low.
Description
Technical field
The utility model relates to a kind of burglary-resisting system, especially a kind of optical-fiber intelligent theft-proof sensor system.
Background technology
Current guard against theft and alarm system both domestic and external is mainly to adopt electric signal to survey robber's feelings, is not suitable for the places such as inflammable and explosive, forceful electric power.
The utility model content
The purpose of this utility model is to provide a kind of safe and reliable, optical-fiber intelligent theft-proof sensor system easily of setting up defences.
System adopts multiple intensity modulation type optical-fiber intelligent theft-proof sensor and multiplex technique to monitor many places safety simultaneously, can automatically send note, dial mobile phone or fixed line warning, on duty without personnel, be particularly useful for the security monitoring of the environment such as inflammable and explosive, moist, corrosion, cost is lower.Optical-fiber intelligent theft-proof sensor of the present utility model, do not have electronic devices and components, has essential safety, highly sensitive, rate of false alarm is low, do not fear the advantages such as the anti-electromagnetic interference (EMI) of burn into.
Realize the optical-fiber intelligent theft-proof sensor system of the utility model purpose, comprise a plurality of light sources and a plurality of photodetector, the pressure type optical fiber theft-proof sensor be connected with described light source and correlation optical fiber theft-proof sensor or two correlation optical fiber theft-proof sensors, described pressure type optical fiber theft-proof sensor is connected from different photodetectors respectively with correlation optical fiber theft-proof sensor or two correlation optical fiber theft-proof sensors, described photodetector is connecting circuit signal processor and single-chip microcomputer successively, described single-chip microcomputer connects respectively the communication terminal receiver, acoustic scene light crossing-signal and short message mobile phone fixed line alarm, described communication terminal receiver connects remote control equipment.
Described pressure type optical fiber theft-proof sensor comprises the Fibre Optical Sensor and the bent forming device that is positioned at the Fibre Optical Sensor top of U-shaped setting, and an end of described Fibre Optical Sensor is connected with light source, and the other end is connected with photodetector.Be placed in the carpet on doorway.
Described correlation optical fiber theft-proof sensor comprises launching fiber, emission collimating apparatus, reception collimating apparatus and the reception optical fiber be connected successively with light source, and described reception optical fiber is connected with photodetector.
Described correlation optical fiber theft-proof sensor is more than two covers, is installed on the both sides of door and window.
The beneficial effects of the utility model are as follows: optical-fiber intelligent theft-proof sensor system sensitivity of the present utility model is high, and rate of false alarm is low, and volume is little, installation, easy to maintenance, and maintenance cost is low; Because sensor adopts optical fiber, have advantages of not charged, not fear electromagnetic interference (EMI), essential safety, optical fiber shape elongated, disguised strong; A plurality of sensors are worked simultaneously, and the point type location, can react rapidly, and on-the-spot sound and light alarm while occurring stealing feelings sends note simultaneously or dials mobile phone and the fixed line warning, on duty without personnel, reduces costs; In the anti-theft automatic alarming system in the fields such as oil, combustion gas and chemical industry, the double sensor of optical-fiber intelligent theft-proof sensor system is all made by optical fiber, do not fear electromagnetic interference (EMI), and anti-pollution, anticorrosion, moistureproof, be very suitable for the antitheft detection alarm in this class place.
The accompanying drawing explanation
The structural representation that Fig. 1 is optical-fiber intelligent theft-proof sensor system of the present utility model.
The structural representation of the pressure type optical fiber theft-proof sensor that Fig. 2 is optical-fiber intelligent theft-proof sensor system of the present utility model.
The structural representation of the correlation optical fiber theft-proof sensor that Fig. 3 is optical-fiber intelligent theft-proof sensor system of the present utility model.
Embodiment
Embodiment of the present utility model is as follows: as shown in Figure 1, this practical optical-fiber intelligent theft-proof sensor system, comprise two light sources 1, the pressure type optical fiber theft-proof sensor 2 and the correlation optical fiber theft-proof sensor 3 that with a described light source 1, are connected, described pressure type optical fiber theft-proof sensor 2 is connected respectively a photodetector 4 with correlation optical fiber theft-proof sensor 3 and is connected; Described another light source 1 connects two correlation optical fiber theft-proof sensors 3, described two correlation optical fiber theft-proof sensors 3 connect respectively a photodetector 4, described photodetector 4 is connecting circuit signal processor 5 and single-chip microcomputer 6 successively, described single-chip microcomputer 6 connects respectively communication terminal receiver 7, acoustic scene light crossing-signal 8 and short message mobile phone fixed line alarm 9, and described communication terminal receiver 7 connects remote control equipment 10.
As shown in Figure 2, described pressure type optical fiber theft-proof sensor 2 comprises the Fibre Optical Sensor 21 and the bent forming device 22 that is positioned at Fibre Optical Sensor 21 tops of U-shaped setting, and an end of described Fibre Optical Sensor 21 is connected with light source 1, and the other end is connected with photodetector 4.Be placed in the carpet on doorway.Pressure type optical fiber theft-proof sensor 2, based on micro-curved principle, utilizes pressure to make the principle of optical fiber generation microbending loss, selects by the light conducting intensity modulated in the detection fiber fibre core and goes to detect to survey robber's feelings.Adopt U font design form, the odd-multiple of the critical period that between optical fiber, spacing is the optical fiber micro-bending plate, sensitivity the best.Pressure type optical fiber theft-proof sensor is placed in the carpet on doorway, when having the burglar to stand on carpet, makes optical fiber produce miniature deformation, optical fiber and then generation microbending loss, the output optical fibre light intensity decreasing, finally cause output voltage to reduce.
As shown in Figure 3, described correlation optical fiber theft-proof sensor 3 comprises launching fiber 31, emission collimating apparatus 32, reception collimating apparatus 33 and the reception optical fiber 34 be connected successively with light source 1, and described reception optical fiber 34 is connected with photodetector 4.
Described correlation optical fiber theft-proof sensor 3 is more than two covers, is installed on the both sides of door and window.
The principle of work of optical-fiber intelligent theft-proof sensor system of the present utility model is as follows: as shown in Figure 1, a plurality of light sources 1 are luminous in turn successively.When light source 1 is luminous, light enters respectively pressure type optical fiber theft-proof sensor 2 and correlation optical fiber theft-proof sensor 3 by plastic optical fiber, the light signal of its output is delivered to respectively two photodetectors 4 and is carried out opto-electronic conversion, one by one photodetector 4 is scanned and processes by single-chip microcomputer 6 after circuit signal is processed, single-chip microcomputer 6 is realized fixed point monitoring according to pressure type optical fiber theft-proof sensor 2 and correlation optical fiber theft-proof sensor 3 address separately.When having the people to swarm into, the signal of pressure type optical fiber theft-proof sensor 2 and 3 outputs of correlation optical fiber theft-proof sensor weakens respectively, then by opto-electronic conversion, signal amplification, filtering, through MCU single-chip microcomputer 6 comparison process, provide on-the-spot sound and light alarm, send note simultaneously, dial mobile phone or fixed line warning, realize unmanned; MCU single-chip microcomputer 6 is communicated by letter with communication terminal receiver 7 by wireless or CAN communication, then by communication terminal receiver 7, warning message is passed to duty room remote control equipment 10-PC machine, realizes remote on-line monitoring.Principle of work when in like manner, another light source 1 is luminous.Light source 1 adopts 1 minute 2 Fibre Optical Sensor multiplex technique, can effectively save optical fiber and light source, reduces costs.
Pressure type optical fiber theft-proof sensor is arranged in the carpet of doorway, and correlation optical fiber theft-proof sensor is installed on the both sides of each and window.The light that light source sends, through pressure type optical fiber theft-proof sensor and correlation optical fiber theft-proof sensor, by photodetector and the conversion of circuit signal processing section.When having the people to swarm into, the signal of pressure type optical fiber theft-proof sensor and the output of correlation optical fiber theft-proof sensor weakens respectively, then by opto-electronic conversion, signal amplification, filtering, through the single-chip microcomputer comparison process, provide on-the-spot sound and light alarm, send note simultaneously, dial mobile phone or fixed line warning, on duty without personnel, find can manually remove warning after dangerous situation.
Many cover correlation optical fiber theft-proof sensors are installed on the both sides of each and window, deploy troops on garrison duty, without dead angle simultaneously.The light that light source sends enters the emission collimating apparatus through launching fiber.Collimating apparatus is optical lens, and light beam is focused into to thinner parallel beam, so that the energy of light can be concentrated transmission.Launch through launching after collimating apparatus focuses on, then deliver to the conversion of photoelectric sensor processing by receiving optical fiber after being received collimating apparatus reception, focusing.Someone is through this invisible blockade line, the inevitable all or part of light beam that blocks, the light signal received must weaken, therefore the intensity of the electric signal of photodetector output can change, through circuit signal process and the MCU processing after send alerting signal.
It is the PWM that produces corresponding dutycycle that single-chip microcomputer mainly is responsible for, driving LED is luminous, the Channel Synchronous of switching LED passage and PD carries out opto-electronic conversion, the gained signal carries out the A/D collection after modulate circuit amplifies, judge that whether the optical fiber theft-proof sensor is abnormal, if having, extremely send instruction to sound light alarming circuit and CDMA/GSM alarm module, carry out respectively on-the-spot sound and light alarm, send note, dial mobile phone and fixed line is reported to the police, make system flexible and changeable, be easy to safeguard.Adopt multiplex technique, each MCU single-chip microcomputer can connect at most 16 optical fiber theft-proof sensors.
The communication terminal receiver is equivalent to the information terminal of whole system, is arranged in central control room (CCR) (duty room), comprises display terminal and short message receiving terminal.Display terminal has been mainly the effect of man-machine interaction, is responsible for according to user's request, system being configured; Short message receiving terminal, utilize USB or RS232 communication mode, and the burglar alarm information that the MCU single-chip microcomputer is sent passes to PC, and shows on PC.
While occurring stealing feelings, the note receiver module in the communication terminal receiver relies on CDMA/GSM/ GPRS wireless network to receive the SMS alarm information that the MCU single-chip microcomputer sends, and starts the on-the-spot sound and light alarm in central control room (CCR), reminds the operator on duty, realizes unmanned.When the CDMA/GSM/GPRS of communication terminal receiver network signal is poor, can adopt CAN wire communication mode that communication module is moved to signal local preferably, guarantee that communication is unimpeded, signal flow means as follows: the MCU single-chip microcomputer--CAN is wired--communication module--CDMA/GSM/GPRS wireless network--communication module--CAN is wired--terminal receiver.
Remote control equipment generally adopts PC, utilize USB or RS232 communication to be connected with the communication terminal receiver, be placed in central control room (CCR) (duty room), mainly complete following functions: 1) information shows: the SMS alarm information that each MCU single-chip microcomputer of centralized displaying sends, the storage capacity of PC is large, operating rate is fast, and available advanced language programming is realized friendly man-machine dialog interface; 2) data storage: collect each MCU single-chip microcomputer monitoring point warning message; 3) data query: inquire about each MCU single-chip microcomputer monitoring point warning message, analyze each period relatively and judgement; 4) data-printing: the random time relevant information can be derived and prints; 5) remote access: the staff, during coming off duty or having a holiday or vacation, checks each MCU single-chip microcomputer monitoring point relevant information by Internet/3G network at home.
Remote control equipment can be according to the GIS of alarming short message contents extraction place of alarm, facilitate the user to check place of alarm, can notify relevant responsible official by mobile phone short message simultaneously, guarantee that dangerous situation do not lose, feelings are stolen in comprehensive, timely, accurate grasp, can accomplish hidden danger is found in time, processed in time, without personnel, on duty and inspection, greatly reduced intensity of workers.
Embodiment recited above is described preferred implementation of the present utility model; not scope of the present utility model is limited; design under spiritual prerequisite not breaking away from the utility model; various distortion and improvement that the common engineering technical personnel in this area make technical solutions of the utility model, all should fall in the definite protection domain of claims of the present utility model.
Claims (4)
1. an optical-fiber intelligent theft-proof sensor system, it is characterized in that: comprise a plurality of light sources and a plurality of photodetector, the pressure type optical fiber theft-proof sensor be connected with described light source and correlation optical fiber theft-proof sensor or two correlation optical fiber theft-proof sensors, described pressure type optical fiber theft-proof sensor is connected from different photodetectors respectively with correlation optical fiber theft-proof sensor or two correlation optical fiber theft-proof sensors, described photodetector is connecting circuit signal processor and single-chip microcomputer successively, described single-chip microcomputer connects respectively the communication terminal receiver, acoustic scene light crossing-signal and short message mobile phone fixed line alarm, described communication terminal receiver connects remote control equipment.
2. optical-fiber intelligent theft-proof sensor system according to claim 1, it is characterized in that: described pressure type optical fiber theft-proof sensor comprises the Fibre Optical Sensor of U-shaped setting and is positioned at the bent forming device of Fibre Optical Sensor top, one end of described Fibre Optical Sensor is connected with light source, and the other end is connected with photodetector.
3. optical-fiber intelligent theft-proof sensor system according to claim 1 and 2, it is characterized in that: described correlation optical fiber theft-proof sensor comprises launching fiber, emission collimating apparatus, reception collimating apparatus and the reception optical fiber be connected successively with light source, and described reception optical fiber is connected with photodetector.
4. optical-fiber intelligent theft-proof sensor system according to claim 1 and 2, it is characterized in that: described correlation optical fiber theft-proof sensor is more than two covers, is installed on the both sides of door and window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320400041 CN203350975U (en) | 2013-07-08 | 2013-07-08 | Optical fiber intelligent security sensor system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320400041 CN203350975U (en) | 2013-07-08 | 2013-07-08 | Optical fiber intelligent security sensor system |
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| CN203350975U true CN203350975U (en) | 2013-12-18 |
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| CN 201320400041 Expired - Fee Related CN203350975U (en) | 2013-07-08 | 2013-07-08 | Optical fiber intelligent security sensor system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105279869A (en) * | 2014-06-17 | 2016-01-27 | 昆山研达电脑科技有限公司 | Household antitheft system |
| CN106097614A (en) * | 2016-07-05 | 2016-11-09 | 安徽电信工程有限责任公司 | A kind of optical fiber anti-theft monitoring system |
| CN108053588A (en) * | 2018-01-11 | 2018-05-18 | 张中兴 | Visualize house security guard system |
| CN112188420A (en) * | 2020-09-28 | 2021-01-05 | 南京国电南自电网自动化有限公司 | Method and system for identifying fault section of optical fiber multiplexing channel by using short message |
-
2013
- 2013-07-08 CN CN 201320400041 patent/CN203350975U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105279869A (en) * | 2014-06-17 | 2016-01-27 | 昆山研达电脑科技有限公司 | Household antitheft system |
| CN106097614A (en) * | 2016-07-05 | 2016-11-09 | 安徽电信工程有限责任公司 | A kind of optical fiber anti-theft monitoring system |
| CN108053588A (en) * | 2018-01-11 | 2018-05-18 | 张中兴 | Visualize house security guard system |
| CN108053588B (en) * | 2018-01-11 | 2020-12-22 | 赣州金宁保安服务有限公司 | Visual home safety protection system |
| CN112188420A (en) * | 2020-09-28 | 2021-01-05 | 南京国电南自电网自动化有限公司 | Method and system for identifying fault section of optical fiber multiplexing channel by using short message |
| CN112188420B (en) * | 2020-09-28 | 2022-03-11 | 南京国电南自电网自动化有限公司 | Method and system for identifying fault section of optical fiber multiplexing channel by using short message |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20131218 Termination date: 20150708 |
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| EXPY | Termination of patent right or utility model |