Electronic label burglary systemTechnical field
The present invention relates to a kind of electronic label burglary systems.
Background technology
Market, supermarket or articles of price shops generally require to employ a large amount of personnel to keep an eye on commodity, and as large supermarket quotient, the wide object in ground is more, and staff slightly neglects, and the stolen accident of commodity will occur, impossible to guard against, and employs and largely manually seePipe commodity, cost are quite high.In addition, market supermarket also needs to a large amount of manpower periodic review commodity, it is time-consuming and laborious.
Invention content
In view of the deficiencies of the prior art, anti-the present invention intends to provide a kind of electronic tag solving above-mentioned technical problemTheft system.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of electronic label burglary system comprising master controller, electronic label read/write and electronic label lock；
Electronic label lock includes electronic tag, the first conductive lock bridge and the second conductive lock bridge；Electronic tag includes induction mouldBlock and processing module；Induction module electrically connected processing module；Master controller is wirelessly connected by electronic label read/write timingConnect induction module；One end of first conductive lock bridge and the second conductive lock bridge is electrically connected the data terminal of processing module, and firstThe other end of conductive lock bridge and the second conductive lock bridge is removably electrically connected；
Master controller is used to send induction of the radio signal to electronic label lock by electronic label read/write timingModule；
Induction module is used to the magnetic field energy of radio signal being converted to electric energy, and electric energy is supplied processing module；
Processing module exports high level signal to the first conductive lock bridge, and the feedback returned electricity is received by the second conductive lock bridgeOrdinary mail number, and feedback level signal is sent to electronic label read/write by induction module；
Master controller generates instruction when electronic label read/write does not repeatedly receive the signal from electronic label lockThe alarm signal of commodity exception；Master controller is sentenced when electronic label read/write receives the signal from electronic label lockWhether disconnected feedback level signal is high level, if so, judgement electronic label lock is in locking states；If it is not, judgement electronic tagLock is in abnormal opening state, then generates the alarm signal of instruction commodity exception.
Preferably, the alarm signal of the instruction commodity exception includes corresponding merchandise news.
Preferably, master controller prestores electronic label identification code；Master controller is additionally operable to read by electronic tagIt writes device and obtains identification code from electronic tag, and judge whether acquired identification code and the electronic label identification code to prestore are consistent,If so, completing to make an inventory；If it is not, judgement commodity are abnormal, the alarm signal of prompt commodity exception is sent out.
Preferably, master controller also prestores merchandise news corresponding with electronic label identification code；The prompt commodity are differentNormal alarm signal includes corresponding merchandise news.
Preferably, which is additionally operable to that corresponding electronics mark is arranged according to the authorization requests from an intelligent terminalLabel lock is in licensing status, is not receiving from the signal in licensing status electronic label lock, or in licensing status electricityThe feedback level signal of subtab lock does not generate the alarm signal of instruction commodity exception when being low level.
Beneficial effects of the present invention are at least as follows：
1, master controller of the invention timing sends out radio signal scanning electronic label lock, when electronic label lock does not existWhen in scanning range or by abnormal opening, then staff is notified by alarm signal, so that staff takes correlation in timeMeasure, monitoring is accurate and saves manpower.
2, the present invention can also real time inventory commodity, to make an inventory abnormal commodity send alarm signal notify staff, diskPoint efficiency is high, saves manpower financial capacity.
3, the present invention also may make electronic label lock to be in licensing status, to facilitate staff to be beaten in sales processElectronic label lock is opened, to client is on probation or merchandising.
4, electronic tag of the invention obtains electric energy from wireless magnetic field, without additional configuration power supply, can simplify electronic tagStructure, and label, using the passive label of low cost, and main function concentrates on master controller, due to active label atOriginally it is tens times of passive label, and the usage amount of label is very big, so this programme can be very big in large-scale applicationReduce cost.
Description of the drawings
Fig. 1 is the attachment structure schematic diagram of the better embodiment of electronic label burglary system of the present invention.
Specific implementation mode
Below in conjunction with attached drawing and specific implementation mode, the present invention is described further：
Fig. 1 is referred to, the present invention relates to a kind of electronic label burglary system, better embodiment includes center controlDevice, electronic label read/write and electronic label lock.
Electronic label lock includes electronic tag, the first conductive lock bridge and the second conductive lock bridge；Electronic tag includes induction mouldBlock and processing module；Induction module electrically connected processing module；Master controller is wirelessly connected by electronic label read/write timingConnect induction module；One end of first conductive lock bridge and the second conductive lock bridge is electrically connected the data terminal of processing module, and firstThe other end of conductive lock bridge and the second conductive lock bridge is removably electrically connected.
Master controller is used to send induction of the radio signal to electronic label lock by electronic label read/write timingModule；
Induction module is used to the magnetic field energy of radio signal being converted to electric energy, and electric energy is supplied processing module；
Processing module exports high level signal to the first conductive lock bridge, and the feedback returned electricity is received by the second conductive lock bridgeOrdinary mail number, and feedback level signal is sent to electronic label read/write by induction module；
Master controller generates instruction when electronic label read/write does not repeatedly receive the signal from electronic label lockThe alarm signal of commodity exception, to notify staff to search in time；It is received from electronic tag in electronic label read/writeWhen the signal of lock, judge whether feedback level signal is high level, if so, judgement electronic label lock is in locking states；If it is not,Judgement electronic label lock be in abnormal opening state, then generate indicate commodity exception alarm signal, with notify staff andWhen take measures on customs clearance.
In use, commodity are lockked with electronic label lock, at this point, the first conductive lock bridge and the second conductive lock bridge are closed.CenterController timing sends out radio signal scanning, and the letter from electronic label lock is not received repeatedly in electronic label read/writeNumber, judgement commodity are connected to electronic label lock not in detection range, it is possible to and it is stolen, then work people is notified by alarm signalMember.And in the signal for receiving electronic label lock, can further be judged according to feedback level signal electronic label lock whether byAbnormal opening, if so, there is the risk that is exchanged or is detached from electronic label lock in article, by alarm signal notify personnel andWhen take measures on customs clearance.In addition, the high frequency scan of master controller can guarantee that no one beats extremely in twice sweep gapOpen electronic label lock.
The shape of first conductive lock bridge and the second conductive lock bridge is unlimited, can be annular, can also be elastic strip；FirstIt can packaging insulating gum cover or spray applied insulation outside conductive lock bridge and the second conductive lock bridge.
Preferably, electronic tag can be passive RF label, to reduce the cost of electronic label lock.
Preferably, the alarm signal of the instruction commodity exception includes corresponding merchandise news.
In the present embodiment, master controller prestores electronic label identification code；Master controller is additionally operable to through electronics markSign reader and obtain identification code from electronic tag, and judge acquired identification code and the electronic label identification code to prestore whether oneIt causes, if so, completing to make an inventory；If it is not, judgement commodity are abnormal, the alarm signal of prompt commodity exception is sent out.
In this way, the present invention can easily and accurately complete business suspended, use manpower and material resources sparingly.
Preferably, master controller also prestores merchandise news corresponding with electronic label identification code；The prompt commodity are differentNormal alarm signal includes corresponding merchandise news, to facilitate staff to give article for change.
In the present embodiment, which is additionally operable to according to the corresponding electricity of authorization requests setting from an intelligent terminalSubtab lock is in licensing status, is not receiving from the signal in licensing status electronic label lock, or in mandate shapeThe feedback level signal of state electronic label lock does not generate the alarm signal of instruction commodity exception when being low level.In this way, work peopleThe electronic label lock that member opens licensing status will not generate alarm signal, facilitate the article trial in sales process.
" electric connection " involved in the present invention is to be not limited to physically straight between finger element there are electric signal transmissionIt connects, for example, it may be being indirectly connected with by conducting wire, can also be indirectly connected with by other elements such as resistance, capacitance in succession,Can also be directly to be connected by scolding tin or inserting.
" first ", " second " involved in the present invention etc. only play the role of the different components of difference, do not play differentiation sequenceEffect.
For those skilled in the art, technical solution that can be as described above and design are made other eachKind is corresponding to be changed and deforms, and all these change and deform the protection model that should all belong to the claims in the present inventionWithin enclosing.