CN207489197U - A kind of intelligence is from song magnetic label - Google Patents
A kind of intelligence is from song magnetic label Download PDFInfo
- Publication number
- CN207489197U CN207489197U CN201721557067.0U CN201721557067U CN207489197U CN 207489197 U CN207489197 U CN 207489197U CN 201721557067 U CN201721557067 U CN 201721557067U CN 207489197 U CN207489197 U CN 207489197U
- Authority
- CN
- China
- Prior art keywords
- mcu control
- control module
- magnetic
- song
- module
- 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 - Fee Related
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- Burglar Alarm Systems (AREA)
Abstract
The utility model discloses a kind of intelligence from song magnetic label, including MCU control module, the input terminal of the MCU control module is connected with wire rope standard line, shock sensor, magnetic switch sensor, Resonance detector module harmony magnetic coil, the output terminal connection buzzer alert module of MCU control module, the output terminal connection alarm of the buzzer alert module, the I/O port 1 of the MCU control module connects one end of resistance R, the other end of the resistance R connects capacitance C and the I/O port 2 of MCU control module, the other end ground connection of the capacitance C respectively.The utility model mentality of designing is novel so that more cheap from song magnetic label and have more anti-theft features.
Description
Technical field
The utility model is related to radio frequency anti-theft tag fields, specific to use more particularly, to a kind of intelligence from song magnetic label
In the anti-theft alarm of the sales fields valuables such as supermarket.
Background technology
So-called sound magnetic warning system is using LC resonance principle, and transmitting antenna and the audio magnetic label of sound magnetic antitheft door generate
Resonance.When emission signal frequency is consistent with audio magnetic label frequency of oscillation, resonance signal is generated, the antenna of sound magnetic antitheft door receives
Resonance signal to audio magnetic label generates alarm, and from ringing, anti-theft alarm device enters in the effective distance of antitheft door the phase for receiving door
Resonance is generated with resonant excitation signal, anti-theft alarm device actively sends out alarm, while antitheft door also generates alarm from ringing.Traditional
Sound magnetic alarm device operating mode：Antitheft door senses sound magnetic alarm device, and only safety door sends out alarm signal.With electronic product skill
Art is constantly updated, and the ability of chip processing is continuously improved, and the application of intelligent sound magnetic from the anti-theft alarm device that rings is achieved, and is being protected
What valuables were stolen uses, and effect becomes apparent from, with more economic value.
Audio magnetic label is a kind of than less expensive and be widely available widely applied commercial anti-theft label, is generally buckled in nail catcher
On commodity, be seen everywhere in various large supermarkets, brand shop, sales field payment sales counter cashier can be unbuttoned with label device remove it is anti-
Steal label.General supermarket doorway is equipped with antitheft door, with being installed in antitheft door when the commodity with audio magnetic label pass through antitheft door
The radiofrequency signal of certain frequency of antenna transmitting generate resonance, antitheft gate antenna receives the resonance signal that audio magnetic label is sent out
Antitheft door generates alarm afterwards, indicates that commodity did not pay money and are brought away from sales field.It is a kind of liter of audio magnetic label from song magnetic label
Grade and derivative, other than safety door can alert, from song magnetic label by receiving the certain of safety door transmitting during safety door
Frequency can also generate alarm signal, and this alarm, once triggering, always in sound, it is more no matter commodity have taken sales field out of
Far.Therefore it has stronger more intelligent anti-theft capability, suitable for slightly more valuable commodity, so from song magnetic label
Using and give birth to, but from song magnetic label cost it is more expensive than common audio magnetic label mostly, how to design it is a kind of cheap and
And intelligence have more social benefit from song magnetic label.
Find there is following defect from song magnetic label currently on the market after long term investigation experiment and client feedback：
Only have 2 to alert again from song magnetic label generally existing, one is an alarm, is in addition that steel wire rope cuts alarm, very
Oneself rare detection 58K sound magnetic alarm function.
The MCU of low performance is used from song magnetic label, cost is got off, but without novel design, can not reduce work(
Consumption, a capacity have more than is needed 3 months just without electricity for 210mAH batteries, some completely exist Cell closure from song magnetic label
The inside, if so short time, market receiving degree can only be used low.
Do not prevent thief from being stolen using strength magnetic lockpick from song magnetic label；Wire rope standard line lock core strength
The drawbacks of method that magnetic lockaid gun is sucked out unlocks, this method is that thief can at will make in an online strong magnetic lockaid gun of buying
Case.
It does not prevent from thief from tapping from song magnetic label to destroy from song magnetic label function.
Utility model content
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, a kind of intelligence is provided from song magnetic label,
Mentality of designing is novel so that more cheap from song magnetic label and have more anti-theft features.
To achieve these goals, the utility model adopts the following technical solution：
A kind of intelligence is from song magnetic label, and including MCU control module, the input terminal of the MCU control module is connected with steel
Cord detection line, shock sensor, magnetic switch sensor, Resonance detector module harmony magnetic coil, the output of MCU control module
End connection buzzer alert module, the output terminal connection alarm of the buzzer alert module, the IO of the MCU control module
Mouth 1 connects one end of resistance R, and the other end of the resistance R connects capacitance C and the I/O port 2 of MCU control module, the electricity respectively
Hold the other end ground connection of C.
The MCU control module passes through battery powered.
The output terminal connection LED light of the MCU control module.
The beneficial effects of the utility model are：Increasing prevents thief from being stolen using strength magnetic lockpick, in the present apparatus
Portion is equipped with magnetic switch sensor, which is mounted on the position of wire rope standard line lock core head distal end, and the condition of unlock is only
Have and strong magnetic lockaid gun is coordinated to be used together again in the case of contacting strong magnetic in the position of magnetic switch sensor could to unlock steel
It after cord detection line lock core just effectively, only can only be physically with strong magnetic lockaid gun if can not individually be unlocked with one of which
Unlock, alarm detect that abnormal unlock still sends out alarm.
The wire line hitch of the present apparatus enters working condition after being inserted into tapered end, and MCU control module is in no any trigger signal
In the case of in a dormant state, as long as the pin status of MCU control module changes, system is just waken up, according to wake-up
Signal judgement be that sensor states is changed, judged according to flow and generate alarm and prompting.
It employs RC charge-discharge circuit timing to wake up MCU control module from suspend mode, back flash lamp is waken up, after completing flashing light
MCU control module reenters dormant state, the purpose of flashing light remind this device of client be in working condition, it is such to do
Method greatly reduces the power consumption of system.
Shock sensor is increased, prevents thief from tapping and destroys the integrality of the present apparatus to destroy warning function, Ke Yigen
The change of shockproofness trigger condition is realized according to the length of modification detection Program time delay.
In order to realize the maximum distance detection function of the present apparatus, appropriate resonant frequency is adjusted so that assembled from the present apparatus
It is optimum resonant frequency into rear overall frequency.Such as the audio magnetic label of 58KHz, the resonant frequency that adjusts audio magnetic label intentionally be than
58KHz is big, and such audio magnetic label goes detection completely to be fallen into from song magnetic label resonant frequency again after being completed best
58KHz。
Description of the drawings
Fig. 1 is the schematic diagram of the utility model；
Fig. 2 is the RC charge and discharge wake-up circuits of the utility model.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and detailed description：
As shown in Figure 1 and Figure 2, a kind of intelligence is from song magnetic label, including MCU control module, the MCU control module
Input terminal is connected with wire rope standard line, shock sensor, magnetic switch sensor, Resonance detector module harmony magnetic coil, MCU
The output terminal connection buzzer alert module of control module, the output terminal connection alarm of the buzzer alert module are described
The I/O port 1 of MCU control module connects one end of resistance R, and the other end of the resistance R connects capacitance C and MCU control module respectively
I/O port 2, the capacitance C the other end ground connection.
Present apparatus system is encapsulated in a closed plastic box, and box is connected with a wire rope standard line with commodity, once
Commodity in wire rope standard linear system, present apparatus system can devote oneself to work.Wire rope standard line is once cut, and buzzer is at once
Alarm.When the plug of wire rope standard line is inserted into lock core, workable button is made to be pressed, the plug of wire rope standard line
When extracting lock core, workable button is made to be reset.
Each module of the utility model is uniformly coordinated the lower work of control by MCU control module.The magnetic switch of the present apparatus passes
Sensor is closed under magnetic fields, and the pin status of MCU control module is caused to change, while is unlocked using strong magnetic lockpick,
Two kinds of conditions must be provided simultaneously with just unlocking, and light is unlocked with strong magnetic lockpick, and the present apparatus is still in working condition.
The MCU control module passes through battery powered.Battery keeps 0.7 centimetre or more of distance with sound magnetic coil.Using
Button cell is powered, and warning system is operated in suspend mode when no alarm, and power consumption is extremely low, once receive alarm detection letter
Number, system wake-up work, chip provides the buzzing alarm for whether generating high-decibel after judging alarm status.
The output terminal connection LED light of the MCU control module.Flashing light is realized by LED light, timing flashing light is
Client is allowed to know that the device works normally, specific method is as follows：First setting output MCU I/O ports 2 (input and output pin mouth 2)
For low level, first capacitance C is discharged by MCU I/O ports 2 (input and output pin mouth 2), it is rear that the 2 (input and output of MCU I/O ports are set
Pin mouth 2) it is input state；Another setting output MCU I/O ports 1 (input and output pin mouth 1) export high level and pass through resistance R (R
It is 10M ohm, resistance R is bigger, and power consumption is lower, and the charging time is longer) it charges to capacitance C (C 0.1uf), update input later is defeated
Enter dormant state after going out 2 state of pin, 2 (input and output pin mouth 2) state change of MCU I/O ports is waited for wake up, MCU is again
Start then to run, flashing light operation is completed until running to RC charge and discharge flashing lights subprogram.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (3)
1. a kind of intelligence is from song magnetic label, it is characterised in that：Including MCU control module, the input terminal of the MCU control module
It is connected with wire rope standard line, shock sensor, magnetic switch sensor, Resonance detector module harmony magnetic coil, MCU control moulds
The output terminal connection buzzer alert module of block, the output terminal connection alarm of the buzzer alert module, the MCU controls
The I/O port 1 of module connects one end of resistance R, and the other end of the resistance R connects capacitance C and the I/O port of MCU control module respectively
The other end ground connection of 2, the capacitance C.
2. a kind of intelligence as described in claim 1 is from song magnetic label, it is characterised in that：The MCU control module passes through battery
Power supply.
3. a kind of intelligence as claimed in claim 1 or 2 is from song magnetic label, it is characterised in that：The output of the MCU control module
End connection LED light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721557067.0U CN207489197U (en) | 2017-11-20 | 2017-11-20 | A kind of intelligence is from song magnetic label |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721557067.0U CN207489197U (en) | 2017-11-20 | 2017-11-20 | A kind of intelligence is from song magnetic label |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207489197U true CN207489197U (en) | 2018-06-12 |
Family
ID=62474328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721557067.0U Expired - Fee Related CN207489197U (en) | 2017-11-20 | 2017-11-20 | A kind of intelligence is from song magnetic label |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207489197U (en) |
-
2017
- 2017-11-20 CN CN201721557067.0U patent/CN207489197U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180612 Termination date: 20181120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |