CN201000656Y - Anti-theft alarm for road lamp cable - Google Patents
Anti-theft alarm for road lamp cable Download PDFInfo
- Publication number
- CN201000656Y CN201000656Y CNU2006200753967U CN200620075396U CN201000656Y CN 201000656 Y CN201000656 Y CN 201000656Y CN U2006200753967 U CNU2006200753967 U CN U2006200753967U CN 200620075396 U CN200620075396 U CN 200620075396U CN 201000656 Y CN201000656 Y CN 201000656Y
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- CN
- China
- Prior art keywords
- antitheft
- cable
- substation
- signal generator
- theft proof
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Burglar Alarm Systems (AREA)
- Alarm Systems (AREA)
Abstract
The utility model relates to a street lamp cable theft proof alarm device, which consists of an illuminating monitoring terminal connected with a street lamp three-remote system, a theft proof signal generator, a master station digital broadcasting station, a theft proof slave station controller, a theft proof signal detector and a slave station digital broadcasting station. As a theft proof master station controller, the illuminating monitoring terminal is connected with the theft proof signal generator and the master station digital broadcasting station, the theft proof slave station controller is connected with the theft proof signal generator and the slave station digital broadcasting station, the theft proof signal generator is connected with the head end of a cable line, and the tail end of the cable line is connected with the theft proof signal detector. The theft proof signal generator generates a weak voltage signal and feeds to each cable which is needed to protect, and then the theft proof signal detector of a slave station detects in real time. Once the voltage signal is not detected, the cable is stolen. Alarming is given at the first time, the alarm data is timely and exact, the false alarm cannot occur, the reliability is high, the covering surface is broad, and the operation cost is low.
Description
Technical field
The utility model relates to a kind of urban road road lighting cable anti-picking electric alarm device, belongs to the electronic monitoring technical field.
Background technology
At present, street lamp remote control, remote measurement, remote signalling (three is distant) supervisory system are widely used in a lot of cities, and this system can carry out effective computer monitoring and management to the street lamp and the night scene lamp in city.But because public lighting circuit cable price is high, the stolen phenomenon of road lighting cable is more serious, brings enormous economic loss to country.In order to take precautions against and in time find the stolen situation of cable, the main at present mode that adopts electric line carrier communication, the carrier transmitting-receiving module is installed in the two ends of cable respectively, reach the purpose of Data transmission up and down with cable as middle long wave modulation signal of carrier transmission, in case find that some end point detection are less than just in time sending alerting signal.Because the carrier system transmitted data amount is bigger, can only have jurisdiction at same transformer and use on the cable, and public lighting circuit is complicated, is again low-voltage circuit, disturbing factor is more, connect 50 street lamps nearly on the short one kilometer circuit,, all needed ballast resistor and condenser for power factor improvement in every lamp for the metal high-pressure mercury lamp, especially electric capacity absorbs very big to the carrier signal of low frequency, make the transmission instability of carrier signal, often interrupt producing false alarm because of transmission, rate of false alarm is than higher.
Summary of the invention
Technical problem to be solved in the utility model is, overcomes the shortcoming of prior art, and a kind of road lighting cable burglar alarm of can be accurately, in time reporting to the police is provided.
The technical scheme that its technical matters that solves the utility model adopts is as follows: a kind of road lighting cable burglar alarm, its composition comprises the illumination monitoring terminal that is connected with street lamp three remote systems, it is characterized in that forming and also comprise the anti-theft signal generator, the main website data radio station, antitheft substation controller, the anti-theft signal detecting device, the substation data radio station, the illumination monitoring terminal is as antitheft main station controller and anti-theft signal generator, the main website data radio station connects, antitheft substation controller and anti-theft signal detecting device, the substation data radio station connects, anti-theft signal generator stube cable circuit head end, the terminal anti-theft signal detecting device that connects of cable line.
The beneficial effects of the utility model are as follows: produce light current by the anti-theft signal generator and press signal to be transported to incessantly in 24 hours on the every cable that needs protection; the end of every cable inserts an antitheft substation respectively; the anti-theft signal detecting device of substation carries out detecting in real time in 24 hours; do not trigger when on detecting cable, voltage signal being arranged; in case detect less than voltage signal (through necessary anti-shake time-delay); just think that this cable is stolen; trigger substation anti-theft controller alarm unit work; transmit data by the substation data radio station to main website; feed back to control center by street lamp three remote systems again; also send out an acknowledgement frame by the main website data radio station to the substation simultaneously and represent that information feeds back, the substation is closed.Alert data in time, accurately can not reported by mistake, not limited by the lamp type, and the mode that adopts data radio station is than carrier communication reliability height, broad covered area, and operating cost is low.In a single day detect owing to adopt in real time,, can in the very first time, (10 seconds) feed back to control center to data, prepare for the operator on duty more fully if having cable stolen.
Description of drawings
Fig. 1 is the utility model one-piece construction block diagram.
Fig. 2 is the anti-theft signal generator electrical schematic diagram in the antitheft main website of the utility model.
Fig. 3 is the antitheft substation of a utility model electrical schematic diagram.
Embodiment
With reference to the accompanying drawings and in conjunction with example the utility model is described in further detail.But the utility model is not limited to given example.
As shown in Figure 1, the composition of the utility model road lighting cable burglar alarm comprises the illumination monitoring terminal of the antitheft main station controller of conduct that is connected with street lamp three remote systems, also comprise the anti-theft signal generator, the main website data radio station, antitheft substation controller, the anti-theft signal detecting device, the substation data radio station, the illumination monitoring terminal is as antitheft main station controller and anti-theft signal generator, the main website data radio station connects, antitheft substation controller and anti-theft signal detecting device, the substation data radio station connects, anti-theft signal generator stube cable circuit head end, the terminal anti-theft signal detecting device that connects of cable line.
The utility model road lighting cable burglar alarm is made up of an antitheft main website and several antitheft substations, and the antitheft substation quantity of an antitheft main website correspondence is smaller or equal to 15.
As shown in Figure 2, among the embodiment, the anti-theft signal generator is made up of the A.C. contactor JT of control road lamp switch and capacitor C 1, C2, the C3 that is connected in parallel on the connection terminal of its three-phase inlet wire and outlet, contactor closure when street lamp is lighted, capacitor C 1, C2, C3 are not worked by bypass, the 220V alternating current is directly delivered on the cable, and cable end piece burglar alarm substation can detect voltage signal; After turning off the light daytime, contactor disconnects, and by capacitor C 1, C2, C3 step-down, the low tension that will be lower than 36V is delivered to (annotate: the street lamp high-pressure mercury lamp is lower than 100V and does not start) on the circuit, and cable end piece burglar alarm substation equally also can detect voltage signal.For the lower 50Hz alternating current of frequency, adopt the capacitance decompression mode, the heat energy loss that produces on capacitor is less, so capacitance decompression is better than inductance (resistance) step-down.Electric capacity should be selected withstand voltage 400V above nonpolarity master mode or oil immersed type electric capacity for use, and amount of capacity is decided according to on-the-spot test, generally between 4uF to 15uF.The anti-theft signal generator also can adopt inductance (resistance) step-down mode to produce low-voltage signal.
As shown in Figure 3, in antitheft substation, the composition of anti-theft signal detecting device comprises diode step-down rectifying circuit D, optical coupling isolation circuit GK, transistor amplifier V, bang-bang circuit J, battery B, the terminal input end that connects diode step-down rectifying circuit D of cable line, the output terminal of diode step-down rectifying circuit D connects the input end of optical coupling isolation circuit GK, the output terminal of optical coupling isolation circuit GK connects the input end of transistor amplifier V, the output terminal of transistor amplifier V connects the input end of bang-bang circuit J and the T1 pin of antitheft substation controller PC respectively, the connection terminal of bang-bang circuit J is connected with the D1 pin of antitheft substation controller PC with battery B respectively, the communication interface TX of antitheft substation controller PC, RX, PTT respectively with the communication interface TX of substation data radio station MC, RX, PTT connects, the P1 of antitheft substation controller PC, P2, P3, the P1 of P4 pin and input interface (address switch) SP, P2, P3, the P4 pin connects, SP is used for being provided with cable and props up way, and SP can import the cable number with the main website correspondence.Anti-theft signal sensors work process is as follows: at first by the signal step-down rectifier of diode step-down rectifying circuit D to the reception cable line, isolating the back by optical coupling isolation circuit GK amplifies shaping for transistor amplifier V, control the connection terminal adhesive of bang-bang circuit J then, connecting battery B powers to total system, when on detecting cable line, signal being arranged, do not send work order to antitheft substation controller PC; Send out a triggering command for antitheft substation controller PC if detect the cable line signal at once, when detecting the T1 pin, PC have trigger pip to start alert program through after the delay process, give substation data radio station MC through anti-shake time-delay back by its TX, PTT human hair combing waste, transmit to main website by antenna T then.
The utility model main circuit device model, parameter are as follows: data radio station is the public's intercom T4508 transformation of the way of MOTOROLA, frequency range UHF, power＜0.5W; The electric capacity of anti-theft signal generator is selected the CBB65 type oil immersed type of 450V/10u for use; Substation controller main chip is 89C2051 single-chip microcomputer and the MSM7512B modulator-demodular unit of ATMEL.
Claims (4)
1, road lighting cable burglar alarm, its composition comprises the illumination monitoring terminal that is connected with street lamp three remote systems, it is characterized in that forming and also comprise anti-theft signal generator, main website data radio station, antitheft substation controller, anti-theft signal detecting device, substation data radio station, the illumination monitoring terminal is connected with anti-theft signal generator, main website data radio station as antitheft main station controller, antitheft substation controller is connected with anti-theft signal detecting device, substation data radio station, anti-theft signal generator stube cable circuit head end, the terminal anti-theft signal detecting device that connects of cable line.
2, road lighting cable burglar alarm according to claim 1 is characterized in that described anti-theft signal generator is made up of the A.C. contactor JT of control road lamp switch and capacitor C 1, C2, the C3 that is connected in parallel on the connection terminal of its three-phase inlet wire and outlet.
3, road lighting cable burglar alarm according to claim 2 is characterized in that the electric signal that described anti-theft signal generator sends is the low voltage signal that is lower than 36V.
4, road lighting cable burglar alarm according to claim 1, the composition that it is characterized in that described anti-theft signal detecting device comprises diode step-down rectifying circuit D, optical coupling isolation circuit GK, transistor amplifier V, bang-bang circuit J, battery B, the terminal input end that connects diode step-down rectifying circuit D of cable line, the output terminal of diode step-down rectifying circuit D connects the input end of optical coupling isolation circuit GK, the output terminal of optical coupling isolation circuit GK connects the input end of transistor amplifier V, the output terminal of transistor amplifier V connects the input end of bang-bang circuit J and the T1 pin of antitheft substation controller PC respectively, the connection terminal of bang-bang circuit J is connected with the D1 pin of antitheft substation controller PC with battery B respectively, the communication interface TX of antitheft substation controller PC, RX, PTT respectively with the communication interface TX of substation data radio station MC, RX, PTT connects, the P1 of antitheft substation controller PC, P2, P3, the P1 of P4 pin and input interface SP, P2, P3, the P4 pin connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200753967U CN201000656Y (en) | 2006-07-28 | 2006-07-28 | Anti-theft alarm for road lamp cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200753967U CN201000656Y (en) | 2006-07-28 | 2006-07-28 | Anti-theft alarm for road lamp cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201000656Y true CN201000656Y (en) | 2008-01-02 |
Family
ID=39015060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200753967U Expired - Lifetime CN201000656Y (en) | 2006-07-28 | 2006-07-28 | Anti-theft alarm for road lamp cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201000656Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101937600A (en) * | 2010-09-27 | 2011-01-05 | 山东省科学院海洋仪器仪表研究所 | Anti-theft alarm system for street lamp cable |
| CN106157509A (en) * | 2016-08-18 | 2016-11-23 | 合肥大明节能科技股份有限公司 | Cable anti-theft device |
-
2006
- 2006-07-28 CN CNU2006200753967U patent/CN201000656Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101937600A (en) * | 2010-09-27 | 2011-01-05 | 山东省科学院海洋仪器仪表研究所 | Anti-theft alarm system for street lamp cable |
| CN101937600B (en) * | 2010-09-27 | 2013-06-26 | 山东省科学院海洋仪器仪表研究所 | Anti-theft alarm system for street lamp cable |
| CN106157509A (en) * | 2016-08-18 | 2016-11-23 | 合肥大明节能科技股份有限公司 | Cable anti-theft device |
| CN106157509B (en) * | 2016-08-18 | 2018-08-17 | 合肥大明节能科技股份有限公司 | Cable anti-theft device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080102 |
|
| EXPY | Termination of patent right or utility model |