CN105261132A - Transformer intelligent antitheft system - Google Patents
Transformer intelligent antitheft system Download PDFInfo
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- CN105261132A CN105261132A CN201510674519.2A CN201510674519A CN105261132A CN 105261132 A CN105261132 A CN 105261132A CN 201510674519 A CN201510674519 A CN 201510674519A CN 105261132 A CN105261132 A CN 105261132A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
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- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention discloses a transformer intelligent antitheft system, solving the technical problem of incomplete security of a present transformer antitheft system, and is characterized by comprising a radar range finding sensor used for detecting the distance between a human body and a transformer, and transmitting a signal to a controller; a human body motion induction sensor used for inducing the human body motion status nearby the transformer, and transmitting a signal to the controller; a three dimensional displacement sensor used for detecting transformer three dimensional space displacement information and transmitting a signal to the controller; a vibration sensor used for detecting whether the massive attack suffered by the transformer and an antitheft apparatus housing exceeds a threshold value, and transmitting a signal to the controller; and a GSM communication module used for receiving data information, meanwhile positioning and performing remote voice monitoring on a transformer antitheft apparatus, sending received data and positioning information to a server terminal or an operator handset, and the server terminal responding to the data information and giving an alarm, thereby realizing multi-parameter artificial intelligent identification and whole course monitoring antitheft alarm.
Description
Technical field
The present invention relates to a kind of Distribution Transformer Guard Against Theft Systems field, more particularly, it relates to a kind of intelligent transformer burglary-resisting system of complete function.
Background technology
Transformer is the visual plant of electric system, in the conveying and assigning process of electric energy, play vital effect, but a lot of power transformer is all arranged on spacious open air, usually there is the risk by violence damage and theft in operational process.
How to prevent transformer stolen, have many methods at present, for example transformer vibrating method, broken string method, transformer phase line power down method, transformer video method etc.And these methods are all too single, comprehensive not, and can not effectively be avoided theft by the method for video, because general thief puts on face shield or hiding face is stolen, general anti-theft device cannot play a comprehensive anti-theft feature.
At present, transformer anti-theft system on market, as application number a kind of remote intelligent transformer burglary-resisting system based on GSM technology disclosed in the Chinese patent of CN201320526325.4, it comprises micro-control unit, gsm communication device, PC host computer, infrared sensor of the human body, inductance approach switch, backup battery, theftproof lock.Due to the development of this wireless communication technology, data are transmitted very convenient, this burglary-resisting system adopts carries out radio communication by gsm communication device, existing transformer anti-theft system simplicity of design, easy person thefted destroys, and thief steals transformer multiple possibility, has entirety to steal the situation of transformer, also have transformer is destroyed, steal the inside precious metal.Thief can stay and observe transformer surrounding enviroment in the process of stealing near transformer, then arrives near transformer and steals.Therefore, need to carry out information acquisition and warning to larceny, to adapt to the demand of modernization burglary-resisting system.
Summary of the invention
For the deficiency that prior art exists, the object of the present invention is to provide efficient, accurate, the antitheft comprehensive intelligent transformer burglary-resisting system of a kind of detection.
For achieving the above object, the invention provides following technical scheme: a kind of intelligent transformer burglary-resisting system, comprise power unit and power in order to provide working power and to enable standby power supply when power-off;
Human body sensor is in order to the physical activity situation near induction anti-theft device or transformer and output detections signal;
Controller is coupled to human body sensor in order to receive detection signal and to be converted to data message;
Gsm communication module in order to transceiving data information, locating information, remote speech information, and directly communicates to connect with server or warning device, to realize reporting to the police;
Described controller is also connected with radar range finding sensor, three dimensional forcel displacement sensor and vibration transducer, wherein,
Described radar range finding sensor in order to human body and transformer distance and its signal is delivered to controller;
Described three dimensional forcel displacement sensor is in order to detect transformer three dimensions displacement information and its signal is delivered to controller;
Described vibration transducer in order to the strong shock that detects transformer and anti-theft device housing and be subject to more than a threshold value time, its signal is delivered to controller and reports to the police;
The transmission line of described radar range finding sensor, three dimensional forcel displacement sensor and vibration transducer is equipped with magnet ring.
The present invention is set to further: described intelligent transformer burglary-resisting system also comprises: power cut detection device is connected between the power supply terminal of transformer and controller, during in order to detect transformer power failure, its signal is delivered to controller, and triggering has a power failure reports to the police;
Standby power supply pick-up unit is connected between standby power supply and controller, during in order to detect backup power source voltage lower than a threshold value, its signal is delivered to controller, triggers battery undervoltage and reports to the police;
Sensor for measuring temperature be connected to controller in order to the low-pressure line-outgoing end tie point temperature detecting transformer exceed setting threshold values time, its signal is delivered to controller, trigger temperatures overload alarm.
Play the supervisory function bit to power supply, can Real-time Feedback to transformer working condition.
The present invention is set to further: described controller communication link is connected to storage unit, in order to store all data messages.
Data message can store and transfer, and conveniently adds up and makes a plan.
The present invention is set to further: described gsm communication module comprises GSM positioning unit and audio monitoring unit, gsm communication module by data by wireless communication transmissions to panalarm.
Go out transmission by radio communication, can cable laying be reduced, reduce costs, disguised high.
The present invention is set to further: described controller is also connected with physical activity testing circuit, and described physical activity testing circuit comprises tablet, the first comparer, the second comparer, oscillatory circuit, logical circuit, the first delay circuit and the second delay circuit;
Described oscillatory circuit is with thinking that the second comparer, tablet, controller provide oscillator signal;
Described tablet is coupled to the in-phase end of the first comparer by the first delay circuit, in order to respond to the close distance of human body and to export induced signal;
The in-phase end of described second comparer is coupled to oscillatory circuit in order to receive oscillator signal;
The end of oppisite phase of described first comparer and the second comparer couples same reference voltage, and exports comparison signal;
Described logic circuits coupled in the output terminal of the first comparer and the second comparer in order to receive comparison signal and output logic signal;
The output terminal that described second delay circuit is coupled to logical circuit is in order to time delay logical signal and be delivered to controller.
Induction human body stops situation, and the time feedbacking stopped by human body is to controller, coordinates distance by radar sensor and human body sensor, makes to detect more accurate, judges more reliable.
The present invention is set to further: described logical block is XOR circuit.
Circuit component is simple, and easily buy, design cost is low.
The present invention is set to further: described oscillatory circuit comprises crystal oscillator, the first phase inverter, the second phase inverter, the 3rd phase inverter, the 4th phase inverter, the 3rd electric capacity, the 7th resistance and the 8th resistance;
In parallel with crystal oscillator after described first phase inverter, the 3rd electric capacity and the second inverter series, described 7th resistor coupled in parallel is on the first phase inverter, described 8th resistor coupled in parallel is on the second phase inverter, described 3rd inverter series is between crystal oscillator and controller, and described 4th inverter series is between crystal oscillator and tablet.
There is delay adjusted effect, make circuit signal more stable.
The present invention is set to further: described human body sensor, controller, gsm communication module, radar range finding sensor, three dimensional forcel displacement sensor, vibration transducer, power cut detection device, standby power supply pick-up unit, sensor for measuring temperature, storage unit, physical activity testing circuit are arranged in casing, and described casing is fixed on transformer by the mode of internal fixtion.
By casing further to protection and the shielding of various sensor, it is convenient to install and use, and the disguise of housing is high, is not easy to find.
The present invention is set to further: be provided with the door magnetic warning device being connected to controller in described casing, trigger alarm when described door magnetic warning device is opened in order to detect casing or destroyed by Wrecking property.
Protect further for casing, sensor and controller are used for the security to transformer, and casing is the protection of opposite house magnetic warning device, sensor and controller; and door magnetic warning device is used to detection to casing, warning; all linked with one another, complete function, can be effectively antitheft.
Compared with prior art, beneficial effect of the present invention is: intelligent trigger alarm mechanism during transformer surrounding people unlawful activities, many reference amounts artificial intelligent recognition complete monitoring burglar alarm, transformer whole is shifted, inclination alarm, remote monitoring function is used in gsm communication module, carry standby power supply, still can work to 24 hours when system blackout, guarantee that alerting signal sends, can record move process by three dimensional forcel displacement sensor, and the transmission line of many sensings is by being connected on controller after magnet ring, thus electromagnetic interference (EMI) can be prevented the impact of Signal transmissions, realize transformer whole general protection, antitheft.
Accompanying drawing explanation
Fig. 1 is the system architecture schematic diagram of intelligent transformer burglary-resisting system embodiment of the present invention;
Fig. 2 is the power unit circuit connection diagram of intelligent transformer burglary-resisting system embodiment of the present invention;
Fig. 3 is the physical activity testing circuit structural representation of intelligent transformer burglary-resisting system embodiment of the present invention;
Fig. 4 is the structural representation that the housing of intelligent transformer burglary-resisting system embodiment of the present invention and transformer assemble;
Fig. 5 is the structural representation of the housing of intelligent transformer burglary-resisting system embodiment of the present invention;
Fig. 6 is the structural representation of the enclosure interior part of intelligent transformer burglary-resisting system embodiment of the present invention.
In figure 1, casing; 11, housing; 12, cap; 2, groove; 3, latch assembly; 31, the first holder; 32, the second holder; 33, horizontal adjustment bolt; 34, up-down adjustment bolt; 4, cambered surface; 5, reinforcement; 6, transformer; 61, low-tension bushing; 62, bushing; A1, oscillatory circuit; LM1, the first comparer; LM2, the second comparer; XOR, logical circuit; A2, the first delay circuit; A3, the second delay circuit, G1, the first phase inverter; G2, the second phase inverter; G3, the 3rd phase inverter; G4, the 4th phase inverter; XT, crystal oscillator.
Embodiment
Referring to figs. 1 through Fig. 6, intelligent transformer burglary-resisting system embodiment of the present invention is described further.
As shown in Figure 1, 2, a kind of transformer 6 intelligent anti-theft system, comprises power unit and powers in order to provide working power and to enable standby power supply when power-off; Clearly can represent that AC220V/380V power taking supported by standby power supply in fig. 2, solar powered, the multiple way to take power of CT power taking.Human body sensor is in order to respond to physical activity and output detections signal, human body sensor adopts infrared sensor to be used for physical activity situation near induction anti-theft device or transformer 6 output detections signal, concrete model is LHI778, is used for auxiliary human body sensing and measuring ability.Controller is coupled to human body sensor in order to receive detection signal and to be converted to data message; Gsm communication module is in order to receiving data information and be sent to server terminal; Also directly can be sent to panalarm, panalarm is PC or mobile phone, is generally the mobile phone of the person of receiving a crime report, and like this, the person of receiving a crime report just can know alarm condition at once.
Radar range finding sensor is connected to controller, in order to human body and transformer 6 distance and its signal is delivered to controller, radar range finding sensor adopts UTS40, can inspected object to the distance of transformer 6, can by the signal feedback of distance in controller, if detected that movable near transformer 6 for a long time (be preferably with transformer 6 center, radius is 0.5 meter of space to people, detect that people's activity time was more than 5 minutes), then there is people's intrusion alarm around Trigger transformers 6.
Three dimensional forcel displacement sensor is connected to controller, in order to detect transformer 6 three dimensions displacement information and its signal be delivered to controller, three dimensional forcel displacement sensor model can adopt ZLDS102, whether can change to the three dimensions of transformer 6 and make induction, if someone steals, the changes such as phase shifting transformer 6 can detect whether transformer 6 tilts, all around, vertical direction are subjected to displacement, Trigger transformers 6 displacement bodies are reported to the police and are tilted to report to the police.
Vibration transducer is connected to controller, and in order to detect casing 1 mechanical shock, and suffer fierce impact at casing 1, its signal more than trigger alarm during a threshold value, and is delivered to controller by its oscillation variable; And its threshold value can adjust, being preferably threshold value in this scheme is 0.2g, just reports to the police when vibration exceedes upper limit threshold, and illustrated that thief attempts means destruction casing 1 by force and realizes theft, described server terminal response data information also realizes reporting to the police.
Between the power supply terminal that power cut detection device is coupled to transformer 6 and controller, in order to the circuit whether open circuit its signal is delivered to controller detecting transformer 6, transformer 6 power cut detection device adopts cut-off switch to realize, if thief is once cut off the electricity supply, will start standby power supply, triggering has a power failure simultaneously reports to the police.Power sense circuit is coupled between standby power supply and controller, and in order to detect backup power source voltage and its signal is delivered to controller, detection that reserve battery is under-voltage is used to the voltage of detection battery to judge whether battery does not have electricity.Time battery does not have electric soon, the voltage drop of battery, can report to the police and inform that maintainer can change battery or charge.Temperature measuring equipment is coupled to controller in order to detect transformer 6 terminals node temperature and its signal is delivered to controller, and be fixed by thermal plastic insulation, temperature measuring equipment adopts temperature sensor, the temperature of the terminals node of transformer 6 can be detected.
Storage unit is coupled to controller in order to store all data messages.Some data messages are stored by storage unit, can transfer inquiry at any time.
Gsm communication module is in order to send warning message and locating information to server, or the mobile phone of the person of receiving a crime report, and whether having theft transformer 6 lawless person's voice and dismounting transformer 6 sound around remote monitoring transformer 6.Positioning unit can adopt GSM location also can adopt GPS locating module or both adopt simultaneously, the GSM location based on the TOA technology of GSM can realize the indoor positioning of GMS signal.Both adopt simultaneously can improve positioning precision and locating speed.Preferred employing GSM location also can reduce cost of products except can realizing indoor positioning.。If after transformer 6 is stolen by thief in all desperation, clique's crime or action very fast, and police does not also arrive in the very nick of time when cannot stop.So in the following ways, described communications portion comprises: GPRS/GSM communication speech is monitored module couples and sent it to server terminal in controller in order to receiving data stream; GSM locating module is in order to send location tracking information.Various traffic flow information can be sent to server terminal by the mode of communication.For the investigation and solving a case in later stage is produced evidence and clue.GSM/GPRS module communication mode: technical grade 900/1800MHz, is reported to the police by GSM Chinese short message, reserve battery: ferric phosphate lithium cell 6.6V/3400mAH, and casing 1 adopts engineering plastics, has effect that is hermetically sealed, waterproof.
Server terminal by all data messages by wireless communication transmissions to control and monitor console, personal mobile phone and PC, realize track following, the positioning function based on the stolen transformer 6 of the TOA technology of GSM, when the scene of failing is arrested, motion track and the locating information of electric power facility are provided, the transfer of blocking stolen electric power facility for follow-up, peddle information is provided, realize blocking transfer in the secondary scene, peddling.Above modules and parts are all buying to prior art and application, it should be noted that the part of design software is prior art, improvement is not made to this, just existing various check processing device is connected and assembled, and it is all arranged in casing 1, make anti-theft feature more comprehensively with antitheft more reliable, allow thief have no way of stealing.What need protection is control model to acquisition testing, the employing of sensor and its antitheft syndeton.
Based on the storehouse formula distribution transforming intelligent anti-theft device of many reference amounts artificial intelligent recognition complete monitoring, to gather transformer 6 body and installation environment intrusion information, have that volume is little, good concealment, be easy to the features such as installation, low-power consumption, be applicable to have a power failure and non-power-off condition, outside destroy and manually remove except time complete monitoring, instant alarming and position can be realized and follow the tracks of.
Configure corresponding sensor for each stage of distribution transforming larceny and carry out complete monitoring, the change of pick-up transducers signal is by artificial intelligent recognition, and the stage residing for identification at present carries out classifying alarm strategy.Complete monitoring before achieving equipment theft, in theft, after theft and grading forewarning system and based on the equipment track following of GSM and positioning function, provide to on-the-spot larceny blocking the amount of giving warning in advance in time; When the scene of failing is arrested, provide motion track and the locating information of electric power facility, the transfer of blocking stolen electric power facility for follow-up, peddle information is provided, realize blocking transfer in the secondary scene, peddling.
Operation system setting is in casing 1 and be locked on transformer 6 by casing 1.Be provided with the door magnetic warning device being connected to controller in casing 1, it is trigger alarm that described door magnetic warning device exceedes default threshold range in order to the vibration detecting housing 11.
In sum, alarm content has: warning device or transformer 6 are destroyed around alarm, abnormal have a power failure warning, transformer 6 has people's illegal invasion warning, transformer 6 displacement bodies warnings, transformer 6 inclination warning, the warning of transformer 6 temperature anomaly, the dismounting of backup battery voltage abnormal alarm, warning device or transformer 6 to report to the police.
Remote speech monitor function: transformer 6 runs scene or theft scene and carries out remote speech monitoring.Track following positioning function: provide geographical location information and positioning map information for being stolen transformer 6; Communication function: send warning message by public GSM/GPRS wireless network to management system main website and send warning message to management system main website, sends SMS alarm to cell phone simultaneously, enables operator on duty learn the when and where stealing feelings generation in time; To deploy troops on garrison duty and withdraw a garrison function: support long-range or carry out locally through short message mode controlling functions of deploying troops on garrison duty and withdraw a garrison; Reserve battery low-voltage alarm function: report to the police when backup battery voltage is abnormal; Transformer 6 monitoring-temperature alarm function: to transformer 6 running temperature real-time online prison, report to the police during temperature anomaly; Warning device self-checking function: when warning device self breaks down, send warning; Monitoring device carries back-up source, still can work to 24 hours when system blackout, guarantees that alerting signal sends.
As shown in Figure 3, controller is also connected with physical activity testing circuit; The monitoring range of this circuit can regulate, preferably monitor the scope of 0.5m, and the activity time of monitoring human also can regulate, preferably monitoring human traveling time is 5 minutes, like this, if human body is not moved in monitoring range, that also can not be reported to the police, only have and meet within the scope of 0.5m, and detect that human motion reaches 5 minutes, will trigger alarm.Described physical activity testing circuit comprises tablet, the first comparer LM1, the second comparer LM2, oscillatory circuit A1, logical circuit XOR, the first delay circuit A2 and the second delay circuit A3; Described oscillatory circuit A1 is in order to provide the second comparer LM2, tablet, controller oscillator signal; Described tablet is coupled to the end in the same way of the first comparer LM1 by the first delay circuit A2, in order to respond to the close distance of human body and to export induced signal; The end in the same way of described second comparer LM2 is coupled to oscillatory circuit A1 in order to receive oscillator signal; The backward end of described first comparer LM1 and the second comparer LM2 couples same reference voltage, and exports comparison signal; Described logical circuit XOR is coupled to the output terminal of the first comparer LM1 and the second comparer LM2 in order to receive comparison signal and output logic signal; The output terminal that described second delay circuit A3A3 is coupled to logical circuit XOR is in order to time delay logical signal and be delivered to controller.Logical block is XOR circuit XOR.Oscillatory circuit A1 comprises crystal oscillator XT, the first phase inverter G1, the second phase inverter G2, the 3rd phase inverter G3, the 4th phase inverter G4, the 3rd electric capacity, the 7th resistance and the 8th resistance; In parallel with crystal oscillator XT after described first phase inverter G1, the 3rd electric capacity and the second phase inverter G2 series connection, described 7th resistor coupled in parallel is on the first phase inverter G1, described 8th resistor coupled in parallel is on the second phase inverter G2, described 3rd phase inverter G3 is series between crystal oscillator XT and controller, and described 4th phase inverter G4 is series between crystal oscillator XT and tablet.
Tablet is copper coin, and form the equivalent pole plate of a capacitor, human body is equivalent to another pole plate of ground connection, in the process that human body is close, the capacitance that tablet induces will change, thus can judge the close of human body.Tablet produces a capacitance increased along with human body proximity (between 2pF to 5pF), oscillator signal is square-wave signal, two paths of signals is transferred to XOR input end by almost identical comparer, comparer of wherein leading up to directly enters an input end of XOR gate, another road is by time delay 0.693R1C1 second and send into another input end by after comparer shaping, R6 and C4 is to producing the voltage be directly proportional to distance after XOR output filtering.Dutycycle due to XOR output signal is proportional to the summation of R1, C1 time delay and comparer transmission delay, so the subtle change of comparer time delay can cover the subtle change of inductance capacitance.One tunnel directly passes to XOR gate by the second comparer LM2, and another road passes to XOR gate by the first comparer LM1 again by the first delay circuit A2, first comparer LM1 and the second comparer LM2 adopts same reference voltage, and be symmetrical arranged, temperature drift can be avoided, delay circuit is RC delay circuit, by the time delays of the discharge and recharge of RC, reaches the effect eliminating interference.The signal that XOR gate exports is kept by the second delay circuit A3, and the discharge and recharge time of the second delay circuit A3 that samples just can know the time length of physical activity.The first comparer LM1 and the first comparer LM1 is adopted to utilize dual comparator method that the impact of the effects such as comparator imbalance voltage, drift, transmission delay is cancelled out each other.
Effectively can be prevented the interference in circuit by this circuit, and can be used for controller to sample by crystal oscillator XTXT for stable square-wave signal.
As shown in Figure 4, the structure of transformer 6 of the prior art is mainly: transformer 6 betal can, there are the metal devices such as expensive copper cash betal can inside, betal can is arranged low-tension bushing 61 and bushing 62, for stube cable, carrying out transformation to line voltage provides low-tension current to user.General this equipment is all arranged in open-air atmosphere, and supervision is not easy, and there is steal phenomenon.
As shown in Figure 4, casing 1 comprises housing 11 and cap 12, and described housing 11 is hinged with cap 12, is provided with a magnetic warning device, trigger alarm when door magnetic warning device is opened in order to detect casing 1 or destroyed by Wrecking property in housing 11.Door magnetic warning device is existing equipment, by buying and being installed with in casing 1, can reach the effect of alarming anti-theft.
The mode of internal fixtion is realized by following structure: be provided with the groove 2 supplying the power supply terminal of transformer 6 to penetrate bottom casing 1, be provided with multiple latch assembly 3 in casing 1, latch assembly 3 in order to lock power supply terminal and to be limited in by casing 1 on transformer 6, casing 1 cannot be departed from.Power supply terminal comprises low-tension bushing 61 and bushing 62, is preferably low-tension bushing 61, can facilitates power taking in the present embodiment.
First bottom casing 1, offer groove 2 allows the low-tension bushing 61 of transformer 6 extend into the inside of anti-theft device casing 1, then by inner latch assembly 3, casing 1 and transformer 6 are linked together, be fixedly installed in by casing 1 on transformer 6, casing 1 is disguised high, is not easy to find.
As shown in Figure 5, latch assembly 3 comprises the first holder 31, second holder 32 and horizontal adjustment bolt 33; The two ends of described first holder 31 and the second holder 32 are equipped with the through hole worn for horizontal adjustment bolt 33; The length of described first holder 31 and the second holder 32 is all greater than the width of described groove 2; Described first holder 31 and the second holder 32 in order to regulate the spacing of described first holder 31 and the second holder 32, and are connected in insulating sleeve both sides by described horizontal adjustment bolt 33.Latch assembly 3 also comprises up-down adjustment bolt 34, the two ends of described first holder 31 and the second holder 32 are all also provided with the through hole worn for up-down adjustment bolt 34, casing 1, in order to regulate the height bottom the first holder 31 and the second holder 32 and casing 1, is fixed between the first holder 31, second holder 32 and the gland bonnet of transformer 6 by described up-down adjustment bolt 34.The sidewall of low-pressure side insulating sleeve is undulatory, the shape of similar corrugated tube, now the first holder 31 is connected in the groove of low-pressure side insulating sleeve together with the second holder 32, fix by the two ends of horizontal adjustment bolt 33 by the first holder 31 and the second holder 32 and tighten up, first holder 31 and the second holder 32 cannot depart from from groove 2, therefore housing 11 just can well be fixed on transformer 6, if violence damage housing 11 just cannot not dismantled from outside.
As described in Fig. 5,6, described first holder 31 is cambered surface 4 with the resistance surface of insulating sleeve, and described second holder 32 is also cambered surface 4 with the resistance surface of insulating sleeve.First holder 31 and the second holder 32 are equipped with reinforcement 5.Be arranged to cambered surface 4 and cambered surface 4 low pressure pipe box of fitting make, surface of contact increases, firmly more and stable simultaneously.First holder 31 and the second holder 32 are equipped with reinforcement 5.Reinforcement 5 is arranged along the length direction of holder, improves its structural strength, adopts engineering plastics to improve structural strength simultaneously.
As shown in Figure 6, in order to make housing 11 more firm with the connection of transformer 6, latch assembly 3 also comprises up-down adjustment bolt 34, the two ends of described first holder 31 and the second holder 32 are all also provided with the through hole worn for up-down adjustment bolt 34, and described up-down adjustment bolt 34 is in order to regulate the height bottom the first holder 31 and the second holder 32 and casing 1.The position of up-down adjustment bolt 34 is in the two ends of the first holder 31 and the second holder 32, and abut with bottom casing 1, by up-down adjustment bolt 34 to be screwed in thus can lifting first holder 31 and the second holder 32, the bottom of up-down adjustment bolt 34 forces in bottom casing 1, make bottom casing 1 more near the betal can of transformer 6, and reacting force will apply and the first holder 31 and the second holder 32, the groove upper surface making it be connected to low-tension bushing 61 is compacter, firmly.
Casing 1 comprises housing 11 and cap 12, described housing 11 is hinged with cap 12, described housing 11 and cap 12 are also provided with the lockhole installing special-purpose theft-proof lock additional, by lock, housing 11 and cap 12 are carried out locked, if there is no key, just cannot open lock, thus cap 12 cannot be opened, if thief wants to open casing 1, so will violence damage he, so will trigger alarm.
Adopt engineering plastics to improve structural strength, this apparatus structure is simple, easy to assembly simultaneously.The housing 11 of casing 1 and lid are all provided with lockhole, lockhole be used to fill lock, by lock housing 11 and lid are carried out locked, must use key that lock just can be carried out to open, then open lid, not so cannot open, or use force destruction, like that will trigger alarm.By above scheme, realize the general protection of transformer 6 and antitheft.
The above is only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, and all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. an intelligent transformer burglary-resisting system, comprises power unit and powers in order to provide working power and to enable standby power supply when power-off;
Human body sensor is in order to the physical activity situation near induction anti-theft device or transformer and output detections signal;
Controller is coupled to human body sensor in order to receive detection signal and to be converted to data message;
Gsm communication module in order to transceiving data information, locating information, remote speech information, and directly communicates to connect with server or warning device, to realize reporting to the police;
It is characterized in that, described controller is also connected with radar range finding sensor, three dimensional forcel displacement sensor and vibration transducer, wherein,
Described radar range finding sensor in order to human body and transformer distance and its signal is delivered to controller;
Described three dimensional forcel displacement sensor is in order to detect transformer three dimensions displacement information and its signal is delivered to controller;
Described vibration transducer in order to the strong shock that detects transformer and anti-theft device housing and be subject to more than a threshold value time, its signal is delivered to controller and reports to the police;
The transmission line of described radar range finding sensor, three dimensional forcel displacement sensor and vibration transducer is equipped with magnet ring.
2. intelligent transformer burglary-resisting system according to claim 1, it is characterized in that: described intelligent transformer burglary-resisting system also comprises: power cut detection device is connected between the power supply terminal of transformer and controller, during in order to detect transformer power failure, its signal is delivered to controller, and triggering has a power failure reports to the police;
Standby power supply pick-up unit is connected between standby power supply and controller, during in order to detect backup power source voltage lower than a threshold value, its signal is delivered to controller, triggers battery undervoltage and reports to the police;
Sensor for measuring temperature be connected to controller in order to the low-pressure line-outgoing end tie point temperature detecting transformer exceed setting threshold values time, its signal is delivered to controller, trigger temperatures overload alarm.
3. intelligent transformer burglary-resisting system according to claim 2, is characterized in that: described controller communication link is connected to storage unit, in order to store all data messages.
4. intelligent transformer burglary-resisting system according to claim 3, is characterized in that: described gsm communication module comprises GSM positioning unit and audio monitoring unit, gsm communication module by data by wireless communication transmissions to panalarm.
5. intelligent transformer burglary-resisting system according to claim 4, it is characterized in that: described controller is also connected with physical activity testing circuit, described physical activity testing circuit comprises tablet, the first comparer, the second comparer, oscillatory circuit, logical circuit, the first delay circuit and the second delay circuit;
Described oscillatory circuit is with thinking that the second comparer, tablet, controller provide oscillator signal;
Described tablet is coupled to the in-phase end of the first comparer by the first delay circuit, in order to respond to the close distance of human body and to export induced signal;
The in-phase end of described second comparer is coupled to oscillatory circuit in order to receive oscillator signal;
The end of oppisite phase of described first comparer and the second comparer couples same reference voltage, and exports comparison signal;
Described logic circuits coupled in the output terminal of the first comparer and the second comparer in order to receive comparison signal and output logic signal;
The output terminal that described second delay circuit is coupled to logical circuit is in order to time delay logical signal and be delivered to controller.
6. intelligent transformer burglary-resisting system according to claim 5, is characterized in that: described logical block is XOR circuit.
7. intelligent transformer burglary-resisting system according to claim 6, is characterized in that: described oscillatory circuit comprises crystal oscillator, the first phase inverter, the second phase inverter, the 3rd phase inverter, the 4th phase inverter, the 3rd electric capacity, the 7th resistance and the 8th resistance;
In parallel with crystal oscillator after described first phase inverter, the 3rd electric capacity and the second inverter series, described 7th resistor coupled in parallel is on the first phase inverter, described 8th resistor coupled in parallel is on the second phase inverter, described 3rd inverter series is between crystal oscillator and controller, and described 4th inverter series is between crystal oscillator and tablet.
8. intelligent transformer burglary-resisting system according to claim 5, it is characterized in that: described human body sensor, controller, gsm communication module, radar range finding sensor, three dimensional forcel displacement sensor, vibration transducer, power cut detection device, standby power supply pick-up unit, sensor for measuring temperature, storage unit, physical activity testing circuit are arranged in casing, and described casing is fixed on transformer by the mode of internal fixtion.
9. intelligent transformer burglary-resisting system according to claim 8, is characterized in that: be provided with the door magnetic warning device being connected to controller in described casing, trigger alarm when described door magnetic warning device is opened in order to detect casing or destroyed by Wrecking property.
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| CN106023491A (en) * | 2016-06-08 | 2016-10-12 | 徐洪军 | Intelligent voltage transformer antitheft device |
| CN106447998A (en) * | 2016-12-22 | 2017-02-22 | 国网山东省电力公司鄄城县供电公司 | Intelligent distribution transformer monitoring terminal and system |
| CN107016817A (en) * | 2017-06-01 | 2017-08-04 | 四川亚润科技有限公司 | A kind of warning device applied to rural irrigation transformer |
| CN107146365A (en) * | 2017-06-01 | 2017-09-08 | 四川亚润科技有限公司 | A kind of safety-type 10KV distribution networks transformer |
| CN107564213A (en) * | 2016-07-01 | 2018-01-09 | 松下家电研究开发（杭州）有限公司 | A kind of household electrical appliance theft preventing method |
| CN108845521A (en) * | 2018-06-15 | 2018-11-20 | 河北天防电子信息工程有限公司 | Closed-loop intelligent anti-theft Control management system |
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| CN109215266A (en) * | 2018-11-15 | 2019-01-15 | 国网黑龙江省电力有限公司信息通信公司 | Anti-theft alarm for transformer and its anti-theft alarming method |
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| CN106023491A (en) * | 2016-06-08 | 2016-10-12 | 徐洪军 | Intelligent voltage transformer antitheft device |
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| CN110381479B (en) * | 2019-09-12 | 2020-01-17 | 深圳市速腾聚创科技有限公司 | Magnetic ring communication equipment and method and laser radar |
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| CN113109806A (en) * | 2021-04-09 | 2021-07-13 | 青岛易来智能科技股份有限公司 | Low-power consumption target monitoring device, method and system |
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