CN107749141A - The anti-theft tag and method of article in a kind of monitoring case - Google Patents
The anti-theft tag and method of article in a kind of monitoring case Download PDFInfo
- Publication number
- CN107749141A CN107749141A CN201711021536.1A CN201711021536A CN107749141A CN 107749141 A CN107749141 A CN 107749141A CN 201711021536 A CN201711021536 A CN 201711021536A CN 107749141 A CN107749141 A CN 107749141A
- Authority
- CN
- China
- Prior art keywords
- article
- module
- monitoring case
- packing material
- electric field
- 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.)
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Classifications
-
- 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
- G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
- G08B13/2405—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used
- G08B13/2414—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used using inductive tags
-
- 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
- G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
- G08B13/2428—Tag details
- G08B13/2431—Tag circuit details
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Computer Security & Cryptography (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention discloses a kind of anti-theft tag of article in monitoring case, including label body, the label body includes shell, induction module, power supply module, processor, measuring circuit, the processor is connected with the induction module, the power supply module, the measuring circuit, and the measuring circuit is connected with the induction module；The invention also discloses a kind of theft preventing method of article in monitoring case.The change that the present invention passes through measurement space electric field, sense the change in location situation of article in packing material, to judge whether be placed with article in packing material, so as to monitor whether the article in packing material is stolen, the effect of anti-theft early-warning is played, overall structure is simple, anti-theft grade is high, easy to use and easy to spread.
Description
Technical field
The present invention relates to a kind of electronic article surveillance technical field, more particularly in a kind of monitoring case article anti-theft tag
And method.
Background technology
Anti-theft tag, belong to electronic article surveillance technology, including the theft prevention soft tag for being pasted onto on commodity or nail exist
Anti-theft hard tag on clothes, shoes and hats, examined by being placed on the detecting system at the gateway or checkout aisle of market supermarket
Survey, when there is the label without cashier's processing to pass through system, system can send alarm, to remind staff to pay attention to.
The antitheft spiders of EAS in the market, all it is using main body, four steel wire ropes and chassis composition, using complicated, difficult
Management, use cost is high and steel wire rope has the risk being unplugged；And has spider label in the market for the anti-of representative
Box house situation can not be monitored by stealing label, be taken away again after article if user is simply stolen in case, anti-theft tag can not rise
To the effect of anti-theft early-warning.
The content of the invention
For overcome the deficiencies in the prior art, an object of the present invention is to provide a kind of the antitheft of article in monitoring case
Label, by the change of measurement space electric field, sense the change in location situation of article in packing material, come judge in packing material whether
Article is placed with, so as to monitor whether the article in packing material is stolen, plays the effect of anti-theft early-warning.
The second object of the present invention is the theft preventing method for providing article in a kind of monitoring case, passes through measurement space electric field
Change, the change in location situation of article in packing material is sensed, to judge whether be placed with article in packing material, so as to monitor packaging
Whether the article in thing is stolen, and plays the effect of anti-theft early-warning.
An object of the present invention adopts the following technical scheme that realization：
The anti-theft tag of article in a kind of monitoring case, including label body, the label body include shell, sensing mould
Block, power supply module, processor, measuring circuit, the processor and the induction module, the power supply module, the measurement electricity
Road is connected, and the measuring circuit is connected with the induction module；
The label body is depended on packing material, and the processor applies pumping signal to the induction module, is produced
The electric field of one covering packing material, the measuring circuit are used to measure the electric field change in packing material, and the processor is according to electricity
Field change judges whether the object in the packing material is stolen, and sends alarm command.
Further, the label body also includes alarm module, and the alarm module is connected with the processor, described
Alarm module receives alarm command, and generation reminds user to find the stolen alarm signal of object.
Further, the label body also includes frequency element, and the frequency element is used to coordinate with gate inhibition.
Further, the case surface is provided with immobilising device, and the immobilising device is fixed for the label body
On packing material.
Further, the alarm module is sounding body, and acoustic aperture is provided with the shell.
Further, the alarm module is indicator lamp, and the indicator lamp is located at case surface.
Further, the label body also includes wireless module, and the wireless module is connected with the processor, described
Wireless module is used to receive the control signal of the remote control with remote control wireless connection, the processor, releases or starts report
Alert function.
Further, the power supply module is battery.
The second object of the present invention adopts the following technical scheme that realization：
The theft preventing method of article, comprises the following steps in a kind of monitoring case：
Electric field is produced, generates electric field, the electric field covers packing material；
Electric capacity is measured, measures the electric capacity on induction module in real time, and stores the capacitance of measurement for the first time, as benchmark electricity
Capacity；
Judged result, judge the variable quantity of real-time electric capacity and reference capacitance amount, if the variable quantity exceedes alarming value, send out
Go out alarm command.
Further, it is further comprising the steps of：
Remote control is received, receives the alarm release signal of remote control, releases warning function；
Gate inhibition alarms, and senses the radio frequency field signal that gate inhibition sends in real time, if sensing radio frequency field signal, sends alarm and refer to
Order.
Compared with prior art, the beneficial effects of the present invention are：
The anti-theft tag of article in a kind of monitoring case, a kind of theft preventing method of article in monitoring case is further related to, passes through sensing
Electric field is produced in module, and measures the electric field change in packing material, when whetheing there is object in packing material, dielectric constants in real time
Larger, measured capacitance also accordingly changes, so as to according to electric field change judge object in packing material whether by
Steal, it is determined that after stolen, send alarm command, and remind user to find that object is stolen, overall structure is simple, anti-theft grade
It is high, easy to use and easy to spread.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
The embodiment of the present invention is shown in detail by following examples and its accompanying drawing.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the overall schematic of the anti-theft tag of article in a kind of monitoring case of the present invention；
Fig. 2 is the decomposing schematic representation of the anti-theft tag of article in a kind of monitoring case of the present invention；
Fig. 3 is the diagrammatic cross-section of the anti-theft tag of article in a kind of monitoring case of the present invention；
Fig. 4 is the enlarged diagram of a-quadrant in Fig. 1；
Fig. 5 is the connection diagram that the anti-theft tag of article in a kind of monitoring case of the present invention is attached on packing material；
Fig. 6 is the operating diagram of the anti-theft tag of article in a kind of monitoring case of the present invention；
Fig. 7 be Fig. 6 in testee not when operating diagram.
In accompanying drawing, 1, face-piece；2nd, sounding body；3rd, battery；4th, induction module；5th, frequency element；6th, drain pan；7th, fixator
Part；8th, pcb board；11st, acoustic aperture；100th, label body；200th, packing material；300th, testee.
Embodiment
Below, with reference to accompanying drawing and embodiment, the present invention is described further, it is necessary to which explanation is, not
Under the premise of afoul, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
The anti-theft tag of article in a kind of monitoring case, as shown in figs. 1-7, including label body 100, label body 100 are wrapped
Include shell, induction module 4, power supply module, processor, measuring circuit, processor and induction module 4, power supply module, measuring circuit
Connection, measuring circuit are connected with induction module 4；Wherein, label body 100 is depended on packing material 200, into guard mode,
Now, processor applies pumping signal to induction module 4, produces the electric field of a covering packing material 200, and the electric field also covers bag
The testee 300 inside thing 200 is filled, the electric field change in packing material 200 is measured by measuring circuit, processor is according to electric field
Change judges whether testee 300 is stolen, and in the case where confirming to be stolen, sends alarm command.
Wherein, label body 100 also includes alarm module, and alarm module is connected with processor, and alarm module receives alarm
Instruction, generation remind user to find the stolen alarm signal of object；Electric field can be that the electric field of continuation can also be discontinuity
Electric field.
As shown in Fig. 2 shell includes face-piece 1, drain pan 6, face-piece 1 is connected with drain pan 6, processor, measuring circuit position
In on pcb board 8.
With reference to as shown in Figure 5-Figure 7, on judging that the principle whether testee 300 is stolen is specific according to electric field change
It is described as follows：Equivalent to one electrode of induction module 4, it and relatively between be equivalent to a self-capacitance, when to induction module 4
During one pumping signal of upper application, due to the presence of self-capacitance, one will be produced between induction module 4 and ground with pumping signal
Dotted portion in the electric field of change, wherein Fig. 6, Fig. 7 represents electric field.
Wherein, on capacitance and the relation of dielectric constant, we are by taking most common plane-parallel capacitor as an example, parallel-plate
The capacitance formula of capacitor is C=(ε S)/D, wherein, D is pole plate spacing, and S is polar plate area, and ε is dielectric constant, and dielectric is normal
Number is dielectric material characteristic parameters, and dielectric constant can be with the different and different of material；I.e. capacitance can be with dielectric
The change of constant and change, wherein, the dielectric constant of Common materials as shown in Table 1, from table one, when having object and empty
During body, dielectric constant can change, and the change result in the change of capacitance, that is, result in electric field change, so as to according to electricity
Field changes to judge whether testee 300 is stolen.
Table one：The dielectric constant table of Common materials
| Media name | Dielectric constant | Media name | Dielectric constant | Media name | Dielectric constant |
| Air | 1 | Dry coal dust | 2.2 | Wet sand | 15~20 |
| Granules of polystyrene | 1.05~1.5 | Gypsum | 1.8~2.5 | Ammonia | 21 |
| Washing powder | 1.1~1.3 | Edible oil | 2~4 | Latex | 24 |
| Liquid coal gas | 1.2~1.7 | Grain | 2.5~4.5 | Ethanol | 2.5 |
| Plastic pellet | 1.5~2 | Dry husky | 3~4 | Charcoal ash | 25~30 |
| Sheet glass | 1.2~2.2 | Pitch | 4~5 | Ore | 25~30 |
| Milk powder | 1.8~2.2 | Cement | 4~6 | Acetone | 20~30 |
| Gasoline | 1.9 | Methyl ether | 5 | Methanol | 30 |
| Ring ethanol | 2 | Carbimide | 7.5 | Glycerine | 37 |
| Diesel oil | 2.1 | Butanol | 11 | Water | 81 |
For in the present embodiment, label body 100 also includes frequency element 5, frequency element 5 is used to coordinate with gate inhibition,
Label body 100 is depended on packing material 200, and packing material 200 is placed in a storage environment, in the exit of storage environment
Gate inhibition is provided with, gate inhibition uses radio-frequency technique, and gate inhibition includes transmitter and receiver, forms one between the transmitter and receiver
The radiofrequency field of individual stabilization is placed in the exit of storage environment, and the frequency of frequency element 5 is about 8.2MHz.When label body 100 is entered
When entering above-mentioned radiofrequency field, frequency element 5 is sensed, and radiofrequency field instantaneous variation is occurred, and the change is detected by receiver
Alarm.
For the present embodiment, immobilising device 7 is provided with the surface of drain pan 6, immobilising device 7 preferably has viscous with strength
Property double faced adhesive tape so that label body 100 can be strongly pasted onto on packing material 200, and is not easy to be removed, meanwhile, double faced adhesive tape tool
There is effect simple to operate, quickly to adhere to.
For the present embodiment, label body 100 also includes wireless module, and wireless module is connected with processor, wirelessly
Module is used to receive the control signal of remote control with remote control wireless connection, processor, releases or starts warning function, label sheet
Body 100 is configured with a remote control, and when user needs to pull out label body 100, label body 100 is released by remote control
After warning function, you can pulled out, otherwise, and during pulling out, label body 100 and packing material 200, testee
300 distance is changed, and causes the change of capacitance, so as to send alarm.
For the present embodiment, power supply module is battery 3, for power circuit normal work.
It is the first embodiment of the present invention for the present embodiment, understands that alarm module is sounding with reference to Fig. 2 and Fig. 4
Body 2, sounding body 2 can be the sound producing bodies such as buzzer or loudspeaker, and acoustic aperture 11, acoustic aperture 11 and fixator are provided with face-piece 1
For part 7 positioned at not homonymy, when receiving alarm command, sounding body 2 sends alarm, reminds the user that and finds that object is stolen.
The second embodiment of the present invention, on the basis of first embodiment, alarm module is indicator lamp, and indicator lamp is located at face
The surface of shell 1, indicator lamp are located at not homonymy with immobilising device 7, and when receiving alarm command, indicator lamp can carry out flashing light prompting,
Remind the user that and find that object is stolen.
The third embodiment of the present invention, on the basis of first embodiment, alarm module can include sounding body 2 and instruction
Lamp, sounding body 2 can be the sound producing bodies such as buzzer, loudspeaker, and sounding body 2 and indicator lamp are located at the surface of face-piece 1, with immobilising device
7 positioned at not homonymy, and when receiving alarm command, sounding body 2 sends alarm and indicator lamp carries out flashing light prompting, so as to remind
User has found that object is stolen.
The theft preventing method of article, comprises the following steps in a kind of monitoring case：
Electric field is produced, generates electric field, electric field covering packing material 200；
Electric capacity is measured, measures the electric capacity on induction module 4 in real time, and stores the capacitance of measurement for the first time, as benchmark
Capacitance；
Judged result, judge the variable quantity of real-time electric capacity and reference capacitance amount, if variable quantity exceedes alarming value, send report
Alert instruction.
It is described as follows for above-mentioned method：When producing electric field, packing material 200 is in the field regime, when tested
When object 300 is moved into or removed the electric field, cause the field strength of electric field to change, by the special algorithm of inside, calculate electric capacity
The data variation of amount, to judge whether testee 300 is stolen, when variable quantity is more than alarming value, illustrate testee 300 by
Packing material 200 is removed, then sends alarm command, reminds the user that and finds that object is stolen.
Wherein, the present embodiment is further comprising the steps of：
Remote control is received, receives the alarm release signal of remote control, releases warning function.
Gate inhibition alarms, and senses the radio frequency field signal that gate inhibition sends in real time, if sensing radio frequency field signal, sends alarm and refer to
Order.
It is described as follows for above-mentioned method：Remote control carries out alarm release, in order to which user is pasted or pulled out mark
Sign body 100；Gate inhibition can produce a radiofrequency field, real-time reception radio frequency field signal, in the case of no releasing warning function,
Whether monitoring packing material 200 is illegally taken out of gate inhibition.
The invention provides a kind of anti-theft tag of article in monitoring case, a kind of antitheft square of article in monitoring case is further related to
Method, by producing electric field on induction module 4, and the electric field change in packing material 200 is measured in real time, whether there is when in packing material 200
During testee 300, dielectric constants are larger, and measured capacitance also accordingly changes, so as to be become according to electric field
Change judges whether testee 300 is stolen, and it is determined that after stolen, sends alarm command, and reminds user to find that object is stolen,
Overall structure is simple, anti-theft grade is high, easy to use and easy to spread.
More than, only presently preferred embodiments of the present invention, any formal limitation not is made to the present invention；All one's own professions
The those of ordinary skill of industry can swimmingly implement the present invention shown in by specification accompanying drawing and above；But all to be familiar with sheet special
The technical staff of industry without departing from the scope of the present invention, is made a little using disclosed above technology contents
The equivalent variations of variation, modification and evolution, it is the equivalent embodiment of the present invention；Meanwhile all substantial technologicals according to the present invention
Variation, modification and evolution of any equivalent variations made to above example etc., still fall within technical scheme
Within protection domain.
Claims (10)
1. the anti-theft tag of article in a kind of monitoring case, including label body, it is characterised in that：The label body includes outer
Shell, induction module, power supply module, processor, measuring circuit, the processor and the induction module, the power supply module, institute
Measuring circuit connection is stated, the measuring circuit is connected with the induction module；
The label body is depended on packing material, and the processor applies pumping signal to the induction module, produces one
The electric field of packing material is covered, the measuring circuit is used to measure the electric field change in packing material, and the processor becomes according to electric field
Change judges whether the object in the packing material is stolen, and sends alarm command.
2. the anti-theft tag of article in a kind of monitoring case as claimed in claim 1, it is characterised in that：The label body is also wrapped
Alarm module is included, the alarm module is connected with the processor, and the alarm module receives alarm command, and user is reminded in generation
It was found that the alarm signal that object is stolen.
3. the anti-theft tag of article in a kind of monitoring case as claimed in claim 1, it is characterised in that：The label body is also wrapped
Frequency element is included, the frequency element is used to coordinate with gate inhibition.
4. the anti-theft tag of article in a kind of monitoring case as claimed in claim 1, it is characterised in that：The case surface is set
There is immobilising device, the immobilising device is fixed on packing material for the label body.
5. the anti-theft tag of article in a kind of monitoring case as claimed in claim 2, it is characterised in that：The alarm module is hair
Sound body, acoustic aperture is provided with the shell.
6. the anti-theft tag of article in a kind of monitoring case as claimed in claim 2, it is characterised in that：The alarm module is finger
Show lamp, the indicator lamp is located at case surface.
7. the anti-theft tag of article in a kind of monitoring case as claimed in claim 1, it is characterised in that：The label body is also wrapped
Include wireless module, the wireless module is connected with the processor, the wireless module be used for remote control wireless connection, it is described
Processor receives the control signal of the remote control, releases or starts warning function.
8. the anti-theft tag of article in a kind of monitoring case as claimed in claim 1, it is characterised in that：The power supply module is electricity
Pond.
9. the theft preventing method of article in a kind of monitoring case, it is characterised in that comprise the following steps：
Electric field is produced, generates electric field, the electric field covers packing material；
Electric capacity is measured, measures the electric capacity on induction module in real time, and stores the capacitance of measurement for the first time, as reference capacitance
Amount；
Judged result, judge the variable quantity of real-time electric capacity and reference capacitance amount, if the variable quantity exceedes alarming value, send report
Alert instruction.
10. the theft preventing method of article in a kind of monitoring case as claimed in claim 9, it is characterised in that further comprising the steps of：
Remote control is received, receives the alarm release signal of remote control, releases warning function；
Gate inhibition alarms, and senses the radio frequency field signal that gate inhibition sends in real time, if sensing radio frequency field signal, sends alarm command.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711021536.1A CN107749141A (en) | 2017-10-27 | 2017-10-27 | The anti-theft tag and method of article in a kind of monitoring case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711021536.1A CN107749141A (en) | 2017-10-27 | 2017-10-27 | The anti-theft tag and method of article in a kind of monitoring case |
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| Publication Number | Publication Date |
|---|---|
| CN107749141A true CN107749141A (en) | 2018-03-02 |
Family
ID=61254047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711021536.1A Pending CN107749141A (en) | 2017-10-27 | 2017-10-27 | The anti-theft tag and method of article in a kind of monitoring case |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114023029A (en) * | 2021-10-20 | 2022-02-08 | 思创医惠科技股份有限公司 | Anti-theft monitoring device and method for commodities in box |
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| CN202113421U (en) * | 2011-05-16 | 2012-01-18 | 上海中医药大学 | Transfusion dripping quantity monitoring device |
| CN104951819A (en) * | 2015-05-15 | 2015-09-30 | 杭州思创汇联科技有限公司 | Method for checking information by radio frequency identification |
| CN106251531A (en) * | 2016-08-31 | 2016-12-21 | 国网山东省电力公司菏泽供电公司 | A kind of thief-proof electricity meter box |
| CN106447989A (en) * | 2015-09-09 | 2017-02-22 | 关卡***股份有限公司 | Product presence sensor security device |
| CN207517154U (en) * | 2017-10-27 | 2018-06-19 | 思创医惠科技股份有限公司 | The anti-theft tag of article in a kind of monitoring case |
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2017
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| CN1478263A (en) * | 2000-12-01 | 2004-02-25 | ����³���ʹ�˾ | Security tag |
| CN202113421U (en) * | 2011-05-16 | 2012-01-18 | 上海中医药大学 | Transfusion dripping quantity monitoring device |
| CN104951819A (en) * | 2015-05-15 | 2015-09-30 | 杭州思创汇联科技有限公司 | Method for checking information by radio frequency identification |
| CN106447989A (en) * | 2015-09-09 | 2017-02-22 | 关卡***股份有限公司 | Product presence sensor security device |
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| CN114023029A (en) * | 2021-10-20 | 2022-02-08 | 思创医惠科技股份有限公司 | Anti-theft monitoring device and method for commodities in box |
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