CN2240168Y - Multi-functional alarm for cipher control safety and security - Google Patents

Multi-functional alarm for cipher control safety and security Download PDF

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Publication number
CN2240168Y
CN2240168Y CN 95230998 CN95230998U CN2240168Y CN 2240168 Y CN2240168 Y CN 2240168Y CN 95230998 CN95230998 CN 95230998 CN 95230998 U CN95230998 U CN 95230998U CN 2240168 Y CN2240168 Y CN 2240168Y
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link
pin
resistance
circuit
alarm
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CN 95230998
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Chinese (zh)
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刘伟华
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Abstract

The utility model discloses a cipher-controlled safety and security multi-functional alarm with the functions of theft prevention, snatch prevention, electric shock, external encoding and decoding, correct decoding, alarm condition relieving, wrong decoding prevention, and touch prevention. The utility model is provided with a purpose-made plug with a connecting line and a corresponding plug interface, and also is provided with a theft prevention and snatch prevention alarm trigger circuit, an analogue gyrator circuit, a periodical timing switch circuit, a control circuit, a sound alarm circuit, a high-pressure discharge circuit, a displacement prevention alarm trigger circuit, a touch type code key, a correct decoding alarm condition relieving circuit, a wrong decoding alarm trigger circuit, and a touch prevention alarm trigger circuit.

Description

The cipher control insurance is maintained secrecy and is used multifunction alarm device
The utility model relates to the secret multifunction alarm device of using of a kind of insurance, adopts cipher control, especially the place that is fit to multiple anti-theft and anti-robbing article or can not singlely enters.
Insurance of the prior art is maintained secrecy and is had antitheft, anti-snatch, anti-deflection function with alarm.But in case after reporting to the police, must open the article portion's operation within it cancellation alarm condition that needs insurance to maintain secrecy, can't externally directly control, causing needs the secret beyond the region of objective existence of insurance to reveal; Can't report to the police to more senior crime means simultaneously, as picking lock, touch, decoded in error; The coding that insures secret article needs within it, and portion carries out; The decoding device of outer setting is indicated numeral, and decoding is more easily grasped for other people.
The purpose of this utility model provides a kind of secret multifunction alarm device of using of cipher control insurance that has antitheft, anti-snatch, anti-displacement, electric shock, external encode decoding, is correctly decoded releasing alarm condition function.
For achieving the above object, the technical solution adopted in the utility model is: this cipher control insurance is maintained secrecy and is used multifunction alarm device, has a special plug, plug band line, plug interface PK of relative set 1An anti-theft and anti-robbing alarm trigger circuit; An analog thyristor circuit; The one-period timing switch circuit; A control circuit; An audible alarm circuit; A high voltage discharge circuit; An anti-displacement alarm trigger circuit; One group of soft-touch type password key; One is correctly decoded releasing alarm condition circuit.Specifically, an anti-theft and anti-robbing alarm trigger circuit, plug interface PK 1One end ground connection, the other end links to each other with diode D2, again with resistance R 1, diode D 1, positive source links to each other in turn; An analog thyristor circuit is by triode VD 2With VD 4Form the diode D of trigger circuit 2With VD 2Base stage link to each other VD 2Collector through resistance R 5, diode D 1Link to each other with positive source, again with VD 4Base stage link to each other VD 2Base stage and VD 4Collector link to each other VD 4Emitter through diode D 1Link to each other VD with positive source 4Collector and anti-tampering capacitor C 2An end link to each other C 2Other end ground connection, divider resistance R 7Be connected across C 2Two ends; The one-period timing switch circuit, the VD of analog thyristor circuit 2Emitter and time base chip IC 24 pin, 8 pin link to each other resistance R 8With diode D 3Be connected on VD 2Emitter and IC 26 pin between, 7 pin are connected R 8With D 3Between, D 3Two ends cross-over connection resistance R 9, pin 2 links to each other capacitor C with pin 6 3Negative electrode link to each other with pin 2, anode links to each other with pin 5, pin 1 ground connection; A control circuit, the periodically IC of timing switch circuit 23 pin through resistance R 14With triode VD 7Base stage link to each other VD 7Grounded emitter, collector and double-contact relay J 1Link to each other diode D 4Be connected across J 1Two ends, J 1Through diode D 1Link to each other K with positive source 4With K 7Be J 1Last two groups of contacts, wherein, K 4Be normally closed contact, K 7Be normally opened contact; An audible alarm circuit, the relay normally closed contact K of control circuit 4An end and speech chip IC 4Feeder ear Vcc link to each other, Vcc also links to each other with 1 pin of power amplifier piece TWH; A high voltage discharge circuit, relay normally open contact K 7An end be connected transformer T 1Primary coil L 1With L 2Between, L 1The other end through resistance R 24With triode VD 8Base stage link to each other L 2The other end and VD 8Collector link to each other VD 8Grounded emitter, T 1In secondary coil L 3With high pressure silicon particle D 11Series connection back and capacitor C 8Parallel connection, C 8Two ends be the effluve end; An anti-displacement alarm trigger circuit is by resistance R 2, mercury cut-off PK 2With microswitch K 11Be in series the R of these anti-displacement trigger circuit 2One end is through D 1Link to each other K with positive source 11One end and VD 2Base stage link to each other; One group of soft-touch type password key is corresponding to coding chip IC 1One group of password microswitch be arranged on the alarm outside, be respectively the soft-touch type coding key, soft-touch type decode key and represent ten soft-touch type password figure buttons of password figure 1,2,3,4,5,6,7,8,9,0; One is correctly decoded releasing alarm condition circuit, coding chip IC 13 pin through resistance R 18With triode VD 5Base stage link to each other VD 5Collector through diode D 12, resistance R 6With triode VD 3Base stage link to each other VD 3Grounded emitter, collector and VD 2Base stage link to each other VD 5Emitter through D 1Link to each other with the positive pole of power supply.
By VD 2, VD 4The analog thyristor circuit that constitutes, once triggering, even the trigger pip of removing, circuit also keeps conducting; C 2Be anti-tampering electric capacity, prevent false triggering; IC 2, R 8, R 9, D 3, C 3Constitute periodically timing switch circuit.When circuit once triggering, electric current is through R 5, VD 2After, the one tunnel through relay normally closed contact K 4Be IC 4Operating voltage is provided, the warning of sounding, IC is given on another road 2Operating voltage is provided, works as IC 2During energized, its 3 pin is output as low level, VD 7End, after time-delay a period of time, 3 pin are output as high level, through R 14After, VD 7Conducting, J 1Adhesive, K 4Disconnect K 7Closure, effluve end effluve, after discharge time-delay a period of time, IC 23 pin be output as low level, VD 7End J 1Discharge K 7Disconnect K 4Closure, the warning of sounding, like this, i.e. sounding → electric shock → sounding → electric shock periodically.
The utlity model has antitheft, anti-snatch, anti-displacement, electric shock function, it is sensitive reliable to report to the police, and electric shock has more deterrent force; One group of soft-touch type password key of alarm outer setting, externally coding and decoding has to be correctly decoded and removes the alarm condition circuit, can externally be correctly decoded back releasing alarm condition and enter of short duration stand-by state, need not open the article that need insurance to maintain secrecy, the realization of guarantee insurance security requirements.
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Fig. 1 is a wiring diagram of the present utility model.
The first, anti-theft feature: special plug is inserted PK 1In, the other end through the plug line with after other fixed object is connected, if the theft item to be protected, the one, special plug is thrown off PK 1, the one, the plug line disconnects, and electric current is through R 1, D 2After make VD 2Conducting, VD simultaneously 4Conducting, and the holding circuit conducting is constant, periodically audible alarm and electric shock.
The second, anti-snatch function: special plug is inserted PK 1In, the other end is held or is enclosed within on hand, and when being plundered, item to be protected and special plug break away from, or line is pulled apart the same anti-theft feature of circuit working, warning.
The 3rd, anti-deflection function: the mercury cut-off PK in the anti-displacement alarm trigger circuit 2Change i.e. closure in case morpheme takes place under human factor or other factors effect, electric current is through R 2, PK 2, K 11After make VD 2Conducting, VD simultaneously 4Conducting, circuit working also remains unchanged, and reports to the police.
The 4th, be correctly decoded and remove the alarm condition function: after being correctly decoded, IC 13 pin be converted to low level by high level, VD 5Conducting, electric current is through D 12, R 6After, make VD 3Conducting, VD 3After the conducting, VD 2End, simultaneously, VD 4End, circuit is converted to stand-by state by alarm condition.
Five, decoded in error warning function: decoded in error alarm trigger circuit, coding chip IC 14 pin through resistance R 19With triode VD 6Base stage link to each other VD 6Emitter through D 1Link to each other with positive source, collector is through R 4With triode VD 1Base stage link to each other VD 1Emitter and VD 2Base stage link to each other, collector is through resistance R 3, diode D 1Link to each other with positive source.Mistake by decoding key four times after, IC 14 pin output states transfer low level to by high level, VD 6Conducting, electric current is through R 4Make VD 1Conducting, electric current is through R 3, VD 1After make VD 2Conducting, VD simultaneously 4Conducting, circuit working also keeps, and reports to the police.
Six, touch-proof function: touch-proof alarm trigger circuit, time base chip IC 34 pin, 8 pin link after D 1Link to each other with positive source, 8 pin are through resistance R 11Link to each other continuous back of 7 pin, 6 pin and capacitor C with 7 pin 5Anode link to each other C 5Plus earth, IC 32 pin through resistance R 13Link to each other with 4 pin, again through capacitor C 6, diode D 10P links to each other with the metal sensing chip, IC 33 pin through resistance R 12, diode D 5With VD 2Base stage link to each other.IC 3Get electric work, its 2 pin is a high level, touches sensing chip P and PK when human body or with other metal object 1The line of special plug in the jack, promptly the someone attempts picking lock, touches protected object and desires short circuit PK 1During the line of plug, IC 32 pin promptly overturn and be low level, at this moment, 3 pin are promptly exported the high level of certain hour, this high level is through R 12, D 5Make VD 2Conducting, VD simultaneously 4Conducting, circuit working also remains unchanged, and reports to the police.
Microswitch K in the anti-displacement trigger circuit 11, closure when protected object is closed disconnects when protected object is opened, and guarantees to take place when owner opens protected object and operates morpheme and changes and can not report to the police.
Anti-clutter circuit C at analog thyristor circuit 2Reset switch K of two ends cross-over connection 3, the inner setting, the cancellation alarm condition enters waits for.
The resistance R of periodicity timing switch circuit 8, R 9Be set to adjustable resistance, regulate IC respectively 23 pin output transfer high level to, transfer low level delay time to by low level by high level.
The resistance R of touch-proof alarm trigger circuit 11Be adjustable resistance, regulate IC 3Time of 3 pin output high level.
Inside is provided with functional select switch: power switch K 1, displacement selector switch K 2, touch selector switch K 5, electric shock selector switch K 8
Outer setting pilot lamp: power light D 0, misread a sign indicating number alarm lamp D 7, separate alert pilot lamp D 8, electric shocking indicator lamp D 9
A key control of series connection normally closed switch K in anti-displacement trigger circuit 12Capacitor C in touch-proof alarm trigger circuit 6With diode D 10Between key control normally closed switch K is set 6, or touching selector switch K 5With time base chip IC 38 pin between key control normally closed switch K is set 13Purpose is and realizes the external function selection, opens with key, and then normally closed switch disconnects.
Can work out up to 1,000,000,000 groups of passwords, repetition rate is extremely low, simultaneously, only remembers in protected object owner's brains because of separating alert password, so confidentiality is extremely strong, also need not use other aids, as telepilot, operates; It is convenient, rapid, reliable that password is changed, and the change password except that carry out inside, can directly externally carry out, and reaches to prevent that the stranger from spying on the purpose of item to be protected; Expansion interface is reserved more complete, can further realize control function such as remote monitoring, remote control control, searching, electric control lock.
Each integrated circuit model: IC 1-LSC422534P, IC 2-NE555, IC 3-NE555, IC 4-31376.
Overall Power Consumption: working power voltage, DC6V; Wait for working current 8.2mA; Audible alarm working current 87mA, time 10-14 second; Electric shock working current 240-260mA, 2 seconds time.
The place that the utility model is suitable for antitheft, the anti-snatch article of various need or can not singlely enters is as various proof boxs, safety cabinet, password travelling (confidential) case, arm store, safe care registry, secret chamber etc.
At positive source and diode D 1Between power switch K is set 1, in anti-displacement alarm trigger circuit, displacement selector switch K is set 2, in relay J 1With K switch 7Between electric shock selector switch K is set 8, in the chip IC of touch-proof alarm trigger circuit 38 pin and diode D 1Between be provided with and touch selector switch K 5
The diode D that links to each other with positive source 1The other end is through resistance R 0, power light D 0Ground connection is correctly decoded the triode VD that removes the alarm condition circuit 5Collector through resistance R 17, separate alert pilot lamp D 8Ground connection, chip IC 23 pin through resistance R 15, electric shocking indicator lamp D 9Ground connection, the triode VD of decoded in error alarm trigger circuit 6Collector through resistance R 16, misread a sign indicating number alarm lamp D 7Ground connection.

Claims (13)

1. a cipher control insurance is maintained secrecy and is used multifunction alarm device, has a special plug, plug band line, plug interface PK of relative set 1, it is characterized in that this alarm has:
An anti-theft and anti-robbing alarm trigger circuit, plug interface PK 1One end ground connection, the other end and diode D 2Link to each other, again with resistance R 1, diode D 1, positive source links to each other in turn;
An analog thyristor circuit is by triode VD 2With VD 4Form the diode D of trigger circuit 2With VD 2Base stage link to each other VD 2Collector through resistance R 5, diode D 1Link to each other with positive source, with VD 4Base stage link to each other VD 2Base stage and VD 4Collector link to each other VD 4Emitter through diode D 1Link to each other VD with positive source 4Collector and anti-tampering capacitor C 2An end link to each other C 2Other end ground connection, divider resistance R 7Be connected on C 2Two ends;
The one-period timing switch circuit, the VD of analog thyristor circuit 2Emitter and time base chip IC 24 pin, 8 pin link to each other resistance R 8With diode D 3Be connected on VD 2Emitter and IC 26 pin between, 7 pin are connected R 8With D 3Between, D 3Two ends cross-over connection resistance R 9, pin 2 links to each other capacitor C with pin 6 3Negative electrode link to each other with pin 2, anode links to each other with pin 5, pin 1 ground connection;
A control circuit, the periodically IC of timing switch circuit 23 pin through resistance R 14With triode VD 7Base stage link to each other VD 7Grounded emitter, collector and double-contact relay J 1Link to each other diode D 4Be connected across J 1Two ends, J 1Through diode D 1Link to each other K with positive source 4With K 7Be two groups of contacts on the relay, wherein, K 4Be normally closed contact, K 7Be normally opened contact;
An audible alarm circuit, the relay normally closed contact K of control circuit 4An end and speech chip IC 4Feeder ear Vcc link to each other, Vcc also links to each other with 1 pin of power amplifier piece TWH;
A high voltage discharge circuit, relay normally open contact K 7An end add and be connected transformer T 1Primary coil L 1With L 2Between, L 1The other end through resistance R 24With triode VD 8Base stage link to each other L 2The other end and VD 8Collector link to each other VD 8Grounded emitter; T 1In two polar curve circle L 3With high pressure silicon particle D 11Series connection back and capacitor C 8Parallel connection, C 8Two ends be the effluve end;
An anti-displacement alarm trigger circuit is by resistance R 2, mercury cut-off PK 2With microswitch K 11Be in series the R of these anti-displacement trigger circuit 2One end is through D 1Link to each other K with positive source 11One end and VD 2Base stage link to each other;
One group of soft-touch type password key is corresponding to coding chip IC 1One group of password microswitch be arranged on the alarm outside, be respectively the soft-touch type coding key, soft-touch type decode key and represent ten soft-touch type password figure buttons of password figure 1,2,3,4,5,6,7,8,9,0;
One is correctly decoded releasing alarm condition circuit, coding chip IC 13 pin through resistance R 18With triode VD 5Base stage link to each other VD 5Collector through diode D 12, resistance R 6With triode VD 3Base stage link to each other VD 3Grounded emitter, collector and VD 2Base stage link to each other VD 5Emitter through D 1Link to each other with the positive pole of power supply.
2. cipher control insurance according to claim 1 is maintained secrecy and is used multifunction alarm device, it is characterized in that this alarm has a decoded in error alarm trigger circuit, coding chip IC 14 pin through resistance R 19With triode VD 6Base stage link to each other VD 6Emitter through D 1Link to each other with positive source, collector is through R 4With triode VD 1Base stage link to each other VD 1Emitter and VD 2Base stage link to each other, collector is through resistance R 3, diode D 1Link to each other with positive source.
3. cipher control according to claim 1 insurance is maintained secrecy and use multifunction alarm device, it is characterized in that this alarm has a touch-proof alarm trigger circuit, the time basic chip IC 34 pin, 8 pin link after D 1Link to each other with positive source, 8 pin are through resistance R 11Link to each other continuous back of 7 pin, 6 pin and capacitor C with 7 pin 5Anode link to each other C 5Plus earth, IC 32 pin through resistance R 13Link to each other with 4 pin, again through capacitor C 8, diode D 10P links to each other with the metal sensing chip, IC 33 pin through resistance R 12, diode D 5With VD 2Base stage link to each other.
4. cipher control insurance according to claim 1 is maintained secrecy and is used multifunction alarm device, it is characterized in that the anti-tampering capacitor C at analog thyristor circuit 2Reset switch K of two ends cross-over connection 3
5. cipher control insurance according to claim 1 is maintained secrecy and is used multifunction alarm device, it is characterized in that the periodically resistance R of timing switch circuit 8, R 9Be adjustable resistance.
6. cipher control insurance according to claim 1 is maintained secrecy and is used multifunction alarm device, it is characterized in that at positive source and diode D 1Between power switch K is set 1, in anti-displacement alarm trigger circuit, displacement selector switch K is set 2, in relay J 1With K switch 7Between electric shock selector switch K is set 8
7. cipher control insurance according to claim 1 is maintained secrecy and is used multifunction alarm device, it is characterized in that the diode D that links to each other with positive source 1The other end is through resistance R 0, power light D 0Ground connection is correctly decoded the triode VD that removes the alarm condition circuit 5Collector through resistance R 17, separate alert pilot lamp D 8Ground connection, chip IC 23 pin through resistance R 15, electric shocking indicator lamp D 9Ground connection.
8. cipher control insurance according to claim 1 is maintained secrecy and is used multifunction alarm device, it is characterized in that a key control of series connection normally closed switch K in the anti-displacement trigger circuit 12, open K with key 12Disconnect.
9. cipher control insurance according to claim 2 is maintained secrecy and is used multifunction alarm device, it is characterized in that the triode VD of decoded in error alarm trigger circuit 6Collector through resistance R 16, misread a sign indicating number alarm lamp D 7Ground connection.
10. cipher control insurance according to claim 3 is maintained secrecy and is used multifunction alarm device, it is characterized in that the resistance R of touch-proof alarm trigger circuit 11Be adjustable resistance.
11. cipher control insurance according to claim 3 is maintained secrecy and is used multifunction alarm device, it is characterized in that the chip IC of touch-proof alarm trigger circuit 38 pin and diode D 1Between be provided with and touch selector switch K 5
12. cipher control insurance according to claim 3 is maintained secrecy and is used multifunction alarm device, it is characterized in that the capacitor C in touch-proof alarm trigger circuit 6With diode D 10Between key control normally closed switch K is set 6, open K with key 6Disconnect.
13. cipher control insurance according to claim 11 is maintained secrecy and is used multifunction alarm device, it is characterized in that the touch selector switch K in touch-proof alarm trigger circuit 5With time base chip IC 38 pin between key control normally closed switch K is set 13, open K with key 13Disconnect.
CN 95230998 1995-04-28 1995-04-28 Multi-functional alarm for cipher control safety and security Expired - Fee Related CN2240168Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 95230998 CN2240168Y (en) 1995-04-28 1995-04-28 Multi-functional alarm for cipher control safety and security

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 95230998 CN2240168Y (en) 1995-04-28 1995-04-28 Multi-functional alarm for cipher control safety and security

Publications (1)

Publication Number Publication Date
CN2240168Y true CN2240168Y (en) 1996-11-13

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Application Number Title Priority Date Filing Date
CN 95230998 Expired - Fee Related CN2240168Y (en) 1995-04-28 1995-04-28 Multi-functional alarm for cipher control safety and security

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107658166A (en) * 2017-09-22 2018-02-02 国家电网公司 A kind of ammeter mistake proofing button hood for protecting rider

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107658166A (en) * 2017-09-22 2018-02-02 国家电网公司 A kind of ammeter mistake proofing button hood for protecting rider

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C19 Lapse of patent right due to non-payment of the annual fee
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