CN1737863A - Commodity, book burglarproof alarming monitor - Google Patents
- ️Wed Feb 22 2006
CN1737863A - Commodity, book burglarproof alarming monitor - Google Patents
Commodity, book burglarproof alarming monitor Download PDFInfo
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Publication number
- CN1737863A CN1737863A CN 200510086348 CN200510086348A CN1737863A CN 1737863 A CN1737863 A CN 1737863A CN 200510086348 CN200510086348 CN 200510086348 CN 200510086348 A CN200510086348 A CN 200510086348A CN 1737863 A CN1737863 A CN 1737863A Authority
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- China Prior art keywords
- signal
- monitor
- circuit
- chip microcomputer
- constitutes Prior art date
- 2005-09-05 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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- Burglar Alarm Systems (AREA)
Abstract
This invention provides one goods, book anti-theft alarming monitor in the alarming technique field, which comprises monitor sending terminal, monitor receiving terminal and circuit board, wherein, the sending terminal and monitor and receiving terminal combines into one monitoring channel; the monitor sending terminal is located with sending coil and receiving coil; the sending terminal panel is located with circuit board and reset keys outside and digital display screen, interference signal indicator lamp; the receiving terminal panel is located with power and socket and switch outside.
Description
Technical field
The invention belongs to electronic anti-theft alarm technique field, a kind of commodity, book burglarproof alarming monitor particularly are provided.
Background technology
Along with science and technology development, the management of commodity, books is modernization day by day.In June, 1978, " the new knowledge wall bulletin was reported 3M books security system, but this system architecture complexity, costs an arm and a leg in Taiwan.The book monitoring system of domestic production has JX train type product, and its shortcoming is a job insecurity, easily reports by mistake, has the blind area often to fail to report phenomenon and takes place.Chinese patent 92220020.3 titles: book burglarproof alarming monitor device, Granted publication day: 1993.6.23, patentee: Wei Yuangang; Chinese patent 94229581.1 titles: book burglarproof alarming monitor device, Granted publication day: 1995.10.4, patentee: Xinkong Applied Tech. Inst., Chengdu; Chinese patent 01247747.8 title: commodity, book burglarproof alarming monitor device, Granted publication day: 2002.7.3, patentee: Deng Qiang; Electronic circuit is seen Fig. 5.Though these three Chinese patents are improved, power consumption is bigger, poor stability, and also some is not so good as people's will for Installation and Debugging trouble, antijamming capability and sensitivity aspect.
Summary of the invention
The object of the present invention is to provide a kind of commodity, book burglarproof alarming monitor, it is bigger to have solved existing alert detecting instrument power consumption, poor stability, Installation and Debugging trouble, antijamming capability and under-sensitive problem.
The present invention includes monitor transmitting terminal 1, monitor receiving end 2 and circuit board three parts; Monitor transmitting terminal 1 and monitor receiving end 2 are combined into antitheft sense channel 4.In the monitor transmitting terminal 1 transmitting coil is housed, in the monitor receiving end 2 receiving coil is housed.There is circuit board transmitting
terminal side panel3 inboards, and there are reset key 8, digital display screen 9, undesired signal pilot lamp 10 in the outside.There is power supply receiving
end side panel5 inboards, and there are supply socket 7, power switch 6 in the outside.
The electronic circuit (Fig. 7) of electronic circuit (see figure 5) of the present invention and Chinese patent 01247747.8 compares, IC wherein 9The present invention with Chip Microcomputer A replace, IC 11Replace with single-chip microcomputer B.The receiving trap that electronic circuit is made of LB, when magnetic stripe can receive electronic signal during by
antitheft sense channel4, this signal enters by R 1, R 2, C 1, IC 1The selective frequency amplifier circuit that constitutes carries out signal amplification, frequency-selecting, again through C 2HK is given in coupling 1The electronics bandwidth-limited circuit carry out frequency-selecting again, the signal after the amplification is through C 3Input R 4, R 5, C 4, IC 2The selective frequency amplifier circuit that constitutes is handled desired signal, again through C 5Enter HK 2The electronics frequency selection circuit that constitutes carries out filtering, amplifies the back input by R 8, VR 1, R 6, R 7, LED 1, IC 3, IC 4, R 10The comparator circuit that constitutes is if the extraneous interference signal enters this electronic circuit system, LED by LB 1(redness) electroluminescent lamp can be bright, and make the T after the Chip Microcomputer A 1The triode saturation conduction with the extraneous interference signal shorts, makes this monitor can not produce false alarm.Through HK 2Signal after the processing passes through R 9Be divided into two-way: the one tunnel through C 7Pass through R 12, R 13, R 14, IC 5After carrying out voltage amplification, enter HK 3The electronics frequency selection circuit that constitutes carries out signal Processing, and the signal after the processing is again through C 8Input by R 15, R 16, R 17, C 11, IC 7, D 1The precise rectification circuit that constitutes carries out signal Processing, if desired signal just has signal to output to single-chip microcomputer B, otherwise, no signal output; Through R 9Another road signal pass through IC 6The impedance inverter circuit that constitutes is after R 11Input HK 4The electronics frequency selection circuit that constitutes, signal outputs to after treatment by C 9, R 18, R 19, R 20, D 2, IC 8The precise rectification circuit that constitutes outputs to single-chip microcomputer B after handling.At single-chip microcomputer B is that the two paths of signals input is arranged, and meets some requirements down, and single-chip microcomputer B has signal to output to by R 21, C 14, IC 10The ac oscillator circuit that constitutes allows its starting of oscillation, if do not satisfy condition at two input signals of single-chip microcomputer B, the output of single-chip microcomputer B no signal, not starting of oscillation of oscillatory circuit, open up swing the circuit starting of oscillation after, allow T 2The triode saturation conduction---by hocketing, allow LEK 2~ LDE 5Send the chimes of doom light signal with loudspeaker Q, eliminate the chimes of doom light signal behind the certain hour of gap automatically.By JZ and IC 12Constitute sine-wave generator, produce a frequency stabilization, the minimum sine wave of degree of distortion, be input to IC 13, the different signal of output loop prevents the interference of extraneous interference signal to this monitor as reference signal respectively after signal Processing, prevents false alarm, wherein another road is through R 21, C 12, R 22, IC 14The selective frequency amplifier circuit that constitutes carries out signal Processing again, and the signal after the processing carries out frequency-selecting, power amplification through electronics frequency selection circuit, MK power amplification, the promotion circuit of HK5, supplies with radiating circuit LA, C 13More than connect the electronic circuit that circuit has constituted this monitor.
The invention has the advantages that:
1. increased the intelligent reset function: when monitor shift position or surrounding signals change, cause the instrument job insecurity, occur reporting by mistake or not reporting, you only need press reset key 8 or turned off power switch 6 and start shooting again and reset this moment, problem just solves easily, and the technical professional of needs different from the past debugs again.
2. circuit board and monitor transmitting terminal 1, monitor receiving end 2 are integrated, and Chip Microcomputer A and single-chip microcomputer B control have improved stability, the reliability of complete machine, and integrated degree height, and the outside has only a power lead.Open book shelves to borrowers to be suitable for large, medium and small library, also can be used for the antitheft of the books of similar applications such as bookstore, free pharmacy or commodity.Belong to intelligent product.
3. antijamming capability is strong, remembers automatically and the identification undesired signal by Chip Microcomputer A, and the monitor false alarm is significantly reduced.
4. power consumption is less, and less than 6W, low power electromagnetic wave instrument like this belongs to environmentally friendly machine to human body not influence basically.
5. foolization design, non-maintaining, need not debug
Description of drawings
Fig. 1 is a commodity book burglarproof alarming monitor overall schematic of the present invention.Wherein, monitor transmitting terminal 1, monitor receiving end 2, transmitting
terminal side panel3,
antitheft sense channel4, receiving
end side panel5.
Fig. 2 is a commodity book burglarproof alarming monitor receiving end side panel synoptic diagram of the present invention.Wherein, power switch 6, supply socket 7,
Fig. 3 is a commodity book burglarproof alarming monitor transmitting terminal side panel synoptic diagram of the present invention.Wherein, reset key 8, digital display screen 9, undesired signal pilot lamp 10.
Fig. 4 is a circuit block diagram of the present invention, find out among the figure (with Fig. 6 relatively) Chinese patent 01247747.8 comparator circuit change single-chip microcomputer B of the present invention into.
Fig. 5 is a circuit board synoptic diagram of the present invention.Find out (comparing) Chinese patent 01247747.8IC among the figure with Fig. 7 9The present invention replaces with Chip Microcomputer A, IC 11Replace with single-chip microcomputer B.
Fig. 6 is the circuit block diagram of Chinese patent 01247747.8.
Fig. 7 is the signal of Chinese patent 01247747.8 circuit board.
Embodiment
Electronic circuit such as Chinese patent 01247747.8 (Fig. 5), IC wherein 9With Chip Microcomputer A replacement, IC 11Replace with single-chip microcomputer B.
The receiving trap that electronic circuit is made of LB, when magnetic stripe can receive electronic signal during by
antitheft sense channel4, this signal enters by R 1, R 2, C 1, IC 1The selective frequency amplifier circuit that constitutes carries out signal amplification, frequency-selecting, again through C 2HK is given in coupling 1The electronics bandwidth-limited circuit carry out frequency-selecting again, the signal after the amplification is through C 3Input R 4, R 5, C 4, IC 2The selective frequency amplifier circuit that constitutes is handled desired signal, again through C 5Enter HK 2The electronics frequency selection circuit that constitutes carries out filtering, amplifies the back input by R 8, VR 1, R 6, R 7, LED 1, IC 3, IC 4, R 10The comparator circuit that constitutes is if the extraneous interference signal enters this electronic circuit system, LED by LB 1(redness) electroluminescent lamp can be bright, and make the T after the Chip Microcomputer A 1The triode saturation conduction with the extraneous interference signal shorts, makes this monitor can not produce false alarm.Through HK 2Signal after the processing passes through R 9Be divided into two-way: the one tunnel through C 7Pass through R 13, R 13, R 14, IC 5After carrying out voltage amplification, enter HK 3The electronics frequency selection circuit that constitutes carries out signal Processing, and the signal after the processing is again through C 8Input by R 15, R 16, R 17, C 11, IC 7, D 1The precise rectification circuit that constitutes carries out signal Processing, if desired signal just has signal to output to single-chip microcomputer B, otherwise, no signal output; Through R 9Another road signal pass through IC 6The impedance inverter circuit that constitutes is after R 11Input HK 4The electronics frequency selection circuit that constitutes, signal outputs to after treatment by C 9, R 18, R 19, R 20, D 2, IC 8The precise rectification circuit that constitutes outputs to single-chip microcomputer B after handling.At single-chip microcomputer B is that the two paths of signals input is arranged, and meets some requirements down, and single-chip microcomputer B has signal to output to by R 21, C 14, IC 10The ac oscillator circuit that constitutes allows its starting of oscillation, if do not satisfy condition at two input signals of single-chip microcomputer B, the output of single-chip microcomputer B no signal, not starting of oscillation of oscillatory circuit, open up swing the circuit starting of oscillation after, allow T 2The triode saturation conduction---by hocketing, allow LEK 2~ LDE 5Send the chimes of doom light signal with loudspeaker Q, eliminate the chimes of doom light signal behind the certain hour of gap automatically.By JZ and IC 12Constitute sine-wave generator, produce a frequency stabilization, the minimum sine wave of degree of distortion, be input to IC 13, the different signal of output loop prevents the interference of extraneous interference signal to this monitor as reference signal respectively after signal Processing, prevents false alarm, wherein another road is through R 21, C 12, R 22, IC 14The selective frequency amplifier circuit that constitutes carries out signal Processing again, and the signal after the processing carries out frequency-selecting, power amplification through electronics frequency selection circuit, MK power amplification, the promotion circuit of HK5, supplies with radiating circuit LA, C 13More than connect the electronic circuit that circuit has constituted this monitor.
Chip Microcomputer A method of work wherein: if the extraneous interference signal enters this electronic circuit system, LED by LB 1(redness) electroluminescent lamp is bright, makes the T after the Chip Microcomputer A 1The triode saturation conduction with the extraneous interference signal shorts, makes this monitor can not produce false alarm.After if certain extraneous interference signal enters this electronic circuit system by LB, not having identified is undesired signal, produce false alarm, press monitor reset key 8 this moment and give reset signal of Chip Microcomputer A, Chip Microcomputer A is remembered this signal for undesired signal automatically by the software program of inside and is preserved.When this extraneous interference signal enters this electronic circuit system once more by LB, Chip Microcomputer A is the undesired signal in this signal and the data base relatively, if close, LED then 1(redness) electroluminescent lamp is bright, and makes the T after the Chip Microcomputer A 1The triode saturation conduction with the extraneous interference signal shorts, makes this monitor can not produce false alarm.
Single-chip microcomputer B method of work wherein: after monitor powered up, the signal that single-chip microcomputer B will import first was as the environmental criteria signal, and the signal that alert if is set at input once more greater than environmental criteria signal and the predefined sensitivity number of software with.The amorphous state magnetic stripe is during by
antitheft sense channel4, and signal enters single-chip microcomputer B, and the software among the single-chip microcomputer B will compare this signal automatically, if this signal satisfies alert if, then issue a signal to by R 21, C 14, IC 10The ac oscillator circuit that constitutes allows its starting of oscillation, reaching sound and light alarm, otherwise does not report to the police.When instrument shift position or surrounding signals change, cause the instrument job insecurity, occur reporting by mistake or not reporting, pressing the monitor reset key this moment gives reset signal of single-chip microcomputer B or turns off power switch and power up again, monitor detects again and upgrades the environmental criteria signal, the signal that single-chip microcomputer will newly be imported is as the environmental criteria signal, and resets alert if.
Claims (3)
1, a kind of commodity, book burglarproof alarming monitor comprise monitor transmitting terminal (1), monitor receiving end (2) and circuit board three parts; It is characterized in that: monitor transmitting terminal (1) and monitor receiving end (2) are combined into antitheft sense channel (4); The monitor transmitting terminal is equipped with transmitting coil in (1), and the monitor receiving end is equipped with receiving coil in (2); There is circuit board transmitting terminal side panel (3) inboard, and there are reset key (8), digital display screen (9), undesired signal pilot lamp (10) in the outside; There is power supply receiving end side panel (5) inboard, and there are supply socket (7), power switch (6) in the outside.
2, according to the described commodity of claim 1, book burglarproof alarming monitor, it is characterized in that: this monitor is integrated with circuit board and monitor transmitting terminal (1), monitor receiving end (2), adopt Chip Microcomputer A and single-chip microcomputer B control, increased reset function; Reset by starting shooting again by power switch (6) or when power switch (6) is opened by reset key (8), the automatic testing environment reference signal of monitor, single-chip microcomputer B automatic setting alert if then, when the amorphous state magnetic stripe passes through antitheft sense channel (4), size by single-chip microcomputer B comparison signal amplitude, if satisfy the alert if of software set, output alarm signal then, instrument is reported to the police.Enter the electronic circuit of monitor as undesired signal, Chip Microcomputer A will be discerned whether undesired signal of this signal, if do not identify is undesired signal, then by pressing reset key (8), Chip Microcomputer A is remembered the undesired signal of input automatically and is preserved, when this undesired signal enters the electronic circuit of monitor once more, it is undesired signal that Chip Microcomputer A just can identify this signal, makes this monitor can not produce false alarm.
3, according to the described commodity of claim 1, book burglarproof alarming monitor, it is characterized in that: the IC in the electronic circuit 9With Chip Microcomputer A replacement, IC 11Replace with single-chip microcomputer B; The receiving trap that electronic circuit is made of LB, when magnetic stripe can receive electronic signal during by antitheft sense channel (4), this signal enters by R 1, R 2, C 1, IC 1The selective frequency amplifier circuit that constitutes carries out signal amplification, frequency-selecting, again through C 2HK is given in coupling 1The electronics bandwidth-limited circuit carry out frequency-selecting again, the signal after the amplification is through C 3Input R 4, R 5, C 4, IC 2The selective frequency amplifier circuit that constitutes is handled desired signal, again through C 5Enter HK 2The electronics frequency selection circuit that constitutes carries out filtering, amplifies the back input by R 8, VR 1, R 6, R 7, LED 1, IC 3, IC 4, R 10The comparator circuit that constitutes is if the extraneous interference signal enters this electronic circuit system, LED by LB 1Electroluminescent lamp can be bright, and make the T after the Chip Microcomputer A 1The triode saturation conduction with the extraneous interference signal shorts, makes this monitor can not produce false alarm; Through HK 2Signal after the processing passes through R 9Be divided into two-way: the one tunnel through C 7Pass through R 12, R 13, R 14, IC 5After carrying out voltage amplification, enter HK 3The electronics frequency selection circuit that constitutes carries out signal Processing, and the signal after the processing is again through C 8Input by R 15, R 16, R 17, C 11, IC 7, D 1The precise rectification circuit that constitutes carries out signal Processing, if desired signal just has signal to output to single-chip microcomputer B, otherwise, no signal output; Through R 9Another road signal pass through IC 6The impedance inverter circuit that constitutes is after R 11Input HK 4The electronics frequency selection circuit that constitutes, signal outputs to after treatment by C 9, R 18, R 19, R 20, D 2, IC 8The precise rectification circuit that constitutes outputs to single-chip microcomputer B after handling; At single-chip microcomputer B is that the two paths of signals input is arranged, and meets some requirements down, and single-chip microcomputer B has signal to output to by R 21, C 14, IC 10The ac oscillator circuit that constitutes allows its starting of oscillation, if do not satisfy condition at two input signals of single-chip microcomputer B, the output of single-chip microcomputer B no signal, not starting of oscillation of oscillatory circuit, open up swing the circuit starting of oscillation after, allow T 2The triode saturation conduction---by hocketing, allow LEK 2～LDE 5Send the chimes of doom light signal with loudspeaker Q, eliminate the chimes of doom light signal behind the certain hour of gap automatically; By JZ and IC 12Constitute sine-wave generator, produce a frequency stabilization, the minimum sine wave of degree of distortion, be input to IC 13, the different signal of output loop prevents the interference of extraneous interference signal to this monitor as reference signal respectively after signal Processing, prevents false alarm, wherein another road is through R 21, C 12, R 22, IC 14The selective frequency amplifier circuit that constitutes carries out signal Processing again, and the signal after the processing carries out frequency-selecting, power amplification through electronics frequency selection circuit, MK power amplification, the promotion circuit of HK5, supplies with radiating circuit LA, C 13
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100863488A CN100485728C (en) | 2005-09-05 | 2005-09-05 | Commodity, book burglarproof alarming monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100863488A CN100485728C (en) | 2005-09-05 | 2005-09-05 | Commodity, book burglarproof alarming monitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1737863A true CN1737863A (en) | 2006-02-22 |
| CN100485728C CN100485728C (en) | 2009-05-06 |
Family
ID=36080644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100863488A Expired - Fee Related CN100485728C (en) | 2005-09-05 | 2005-09-05 | Commodity, book burglarproof alarming monitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100485728C (en) |
-
2005
- 2005-09-05 CN CNB2005100863488A patent/CN100485728C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN100485728C (en) | 2009-05-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 2006-02-22 | C06 | Publication | |
| 2006-02-22 | PB01 | Publication | |
| 2006-04-19 | C10 | Entry into substantive examination | |
| 2006-04-19 | SE01 | Entry into force of request for substantive examination | |
| 2009-05-06 | C14 | Grant of patent or utility model | |
| 2009-05-06 | GR01 | Patent grant | |
| 2010-11-24 | C17 | Cessation of patent right | |
| 2010-11-24 | CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090506 Termination date: 20091009 |