CN2323419Y - Communication type burglar alarm - Google Patents

Abstract

The utility model relates to an anti-theft alarm, which is composed of a lock switch, sensors for electrical signals, a detection control circuit, an oscillating circuit, a power supply control circuit, a redial trigger circuit, a double acoustic frequency compatible number transmission integrated circuit for pulses, a keyboard circuit of the double acoustic frequency compatible number transmission integrated circuit for pulses, an electronic gate for pulse number transmission, a memory circuit and an alarm circuit, wherein, the lock switch and each of the sensors for electrical signals are connected with the detection control circuit; the output of the detection control circuit is connected with the power supply end of the oscillating circuit, the power supply end of the power supply control circuit, the power supply end of the redial trigger circuit and the power supply end of the alarm circuit; the output of the power supply control circuit and the output of the redial trigger circuit are connected with the double acoustic frequency compatible number transmission integrated circuit for pulses; the number transmission integrated circuit is connected with a telephone line of a user in double ways.

Description

The communication-type burglar alarm

The utility model relates to a kind of burglar alarm.

Existing various burglar alarm, no matter be infrared-type, microwave type, oscillatory type, still magnet controlled etc., they all are that sensor probe is directly linked to each other with warning circuit, then when the theft phenomenon takes place, can only be the alerting signals that acousto-optic electricity etc. is sent at the scene, if it is on-the-spot unmanned, just lost the warning effect, especially some unattended office rooms, shop front room and housing types etc. are just more apparent outstanding.On the other hand, most housing types and office occupancy all are equipped with phone, and most people wear beeper, and these communication devices all do not have any contact with burglar alarm, even advanced communication device is arranged, also can't notify owner immediately when theft takes place.

The purpose of this utility model is exactly in order to address the above problem, provide a kind of no matter owner wherein can both be in time to the communication-type burglar alarm of master alarm.

Technical solution of the present utility model:

A kind of communication-type burglar alarm is characterized in that it is by lock-switch 1, electric signal sensor 2, detection control circuit 3, oscillatory circuit 4, power control circuit 5, redialing trigger circuit 6, the compatible transmitting ic IC of pulse double-tone frequency ₁And keyboard circuit 7, Pulse Dialing electronic gate 8, memory circuit 9 and warning circuit 10 are formed, lock-switch 1 is arranged in the door lock, electric signal sensor 2 is arranged on door, window opened and closed positions, lock-switch 1 connects with each electric signal sensor 2 and after connecing and detects control circuit 3, the output that detects control circuit 3 links to each other with the power end of oscillatory circuit 4, power control circuit 5, redialing trigger circuit 6, warning circuit 10 simultaneously, the output of power control circuit 5 and redialing trigger circuit 6 respectively with the compatible transmitting ic IC of pulse double-tone frequency ₁Corresponding input end link to each other IC ₁Output meet subscriber's telephone line L by Pulse Dialing electronic gate 8 ₁, L ₂, subscriber's telephone line L ₁, L ₂Meet IC by memory circuit 9 simultaneously ₁Power end.

The utility model organically links together burglar alarm and communication device first, and the switching regulator of burglar alarm probe is placed on the door and window, when so in a single day the burglar being arranged with other means door windows, the utility model sends acousto-optic electric alarm signal immediately, send call signal continuously to owner's beeper rapidly by telephone set simultaneously, make owner can recognize in time that abnormal conditions appear in dwelling house of oneself or office, so that in time report to the police or take other measures.The utility model is if be used for financial sector or have the place of valuables seasoning then can directly link to each other with the communication device or 110 alarm stations of public security department, and remoter to be in meagrely-populated building particularly suitable for some for this.The utility model is if running into telephone wire is cut off Shi Yike and in time sends alerting signal at the scene, and effect is very good.The utility model line construction is simple, and dependable performance has the function that near point and far point are reported to the police simultaneously, can be widely used in the burglar alarm of buildingss such as various residence buildings, various office building and hotel.

Fig. 1 is a theory diagram of the present utility model;

Fig. 2 is an electrical schematic diagram of the present utility model;

Fig. 3 is a lock-switch scheme of installation of the present utility model.

As Fig. 1-3, lock-switch 1 is arranged in the door lock lock housing body 13, it is positioned at the rear portion of rotating lock tongue 14, and the rear end of rotating lock tongue 14 is connected with bar shaped flexure strip 15, it when door lock is closed and the button of lock-switch 1 keep a determining deviation, and it is just in time depressed the button of lock-switch 1 when door-lock opening, makes its closed conducting.Electric signal sensor 2 preferably adopts magnetic switch, also can adopt electric signal sensors such as human body induction type, microwave type, touch, oscillatory type.Each magnetic switch electric signal sensor 2 is normally closed switch, they are arranged on the opened and closed positions of each door and window, and all be connected in series back and lock-switch 1 and connecing, in case certain fan door and window is opened, the magnetic switch 2 of relevant position just disconnects alarm circuit of the present utility model is started working.

Detection control circuit 3 of the present utility model can be by transistor Q ₈, Q ₉, resistance R ₉, R ₁₀, R ₁₁, capacitor C ₇, diode D ₈And relay J ₁Form, its input is Q ₉Base stage connect each magnetic switch 2 and lock-switch 1, its output is from relay J ₁Normally opened contact J _1aDraw J _1aA termination direct supply V _CC(+6V), the power end of another termination oscillatory circuit 4, power control circuit 5, redialing trigger circuit 6 and warning circuit 10.

Oscillatory circuit 4 can adopt the monostable oscillatory circuit, and it is by transistor Q ₆, Q ₇, diode D ₆, D ₇, capacitor C ₄, C ₅, resistance R ₇, R ₈, R ₅, R ₆Form, its output is from Q ₆Collector draw and pass through resistance R ₃Connect power control circuit 5.

Power control circuit 5 can be by transistor Q ₃, Q ₄, Q ₅, resistance R ₂, R ₄, R ₃₂, capacitor C ₃, diode D ₃, D ₅And relay J ₃Form, its output one road is from Q ₃Collector draw and pass through resistance R ₁Connect the input of redialing trigger circuit 6, J is passed through on another road ₃Normally opened contact J _3aDraw and meet memory circuit 9, J _3aA termination subscriber's telephone line power supply, the output of the input of another termination memory circuit 9 and Pulse Dialing electronic gate 8.

Redialing trigger circuit 6 can be by transistor Q ₁, Q ₂, capacitor C ₂, resistance R ₁And relay J ₂Form, J is passed through in its output ₂Normally opened contact J _2aMeet pulse double-tone compatible transmitting ic IC frequently ₁Corresponding input/output terminal 4,18 pin of (model can be HM9102D).

Memory circuit 9 is by memory switch K ₁, resistance R ₂₄, diode D ₁₅Form K ₁A termination telephone wire power supply, the other end passes through R ₂₄With forward diode D ₁₅Meet pulse double-tone compatible transmitting ic IC frequently ₁ Power end 10 pin.

Pulse Dialing electronic gate 8 can be by transistor Q ₁₀, Q ₁₁, Q ₁₃, resistance R ₁₉, R ₂₁R ₂₂, R ₂₃, R ₂₉, R ₃₀, diode D ₁₄Form, its input is from R ₁₉An end draw and meet pulse double-tone compatible transmitting ic IC frequently ₁Send out number output terminal 12 pin, its output is from Q ₁₀Emitter-base bandgap grading draw and succeed electrical equipment J ₃Normally opened contact J _3aAn end.

Warning circuit 10 can be by automatic triggering music integrated circuit IC ₂(model can be SR8803A), amplifier IC ₃And peripheral resistance capacitance and loudspeaker Y composition, its power control terminal is from IC ₃ Power end 6 pin draw and succeed electrical equipment J ₁And J ₄Normally opened contact J _1a, J _4aAn end.

In the utility model, subscriber's telephone line L ₁, L ₂By by bridge rectifier block D _9-12The polar protective circuit that constitutes is drawn the telephone wire power supply and is connect each interlock circuit of the utility model.

Telephone wire testing circuit 11 of the present utility model can be by diode D ₄, D ₁₇, resistance R ₁₃, relay J ₄Form, its input is from R ₁₃An end draw and pass through resistance R ₁₄The line power end of answering the call, J is passed through in their output ₄Normally opened contact J _4aMeet direct supply V _CC

Reset circuit 12 of the present utility model can be by transistor Q ₁₂, resistance R ₂₀, R ₂₅, R ₂₆And capacitor C ₉Form resistance R in its input and the memory circuit 9 ₂₄With diode D ₁₅Tie point link to each other, its output is from Q ₁₂Collector draw and meet pulse double-tone compatible transmitting ic IC frequently ₁Corresponding reset terminal 5 pin.

When the utility model used, the user was earlier with memory switch K ₁Press, make pulse double-tone compatible transmitting ic IC frequently ₁Energising work is input to pulse double-tone compatible transmitting ic IC frequently by keyboard circuit 7 with oneself beeper number then ₁In (perhaps as required Subscriber Unit telephone number or public security department's telephone number or 110 numbers are input into IC ₁), even the utility model is in running order.The user is totally lost and promptly disconnects memory switch K behind the number ₁, when need are used other number instead, operate by said process again.

Under normal circumstances, if the theft situation does not take place, only need door-lock opening when the user goes home, dead bolt 14 is just pressed closure by bar shaped flexure strip 15 with the button of lock-switch 1, makes the output line short circuit of each sensor 2, eliminates and reports to the police.

If owner stays out when the theft phenomenon takes place, door interlock switch 1 was not opened and was in open position owing to door lock this moment, 2 of the locational corresponding magnetic switchs of the door and window at the burglar place of entering are disconnected, and this magnetic switch 2 is just sent an electric signal to detecting control circuit 3, makes transistor Q ₉Conducting work then detects the relay J of control circuit ₁Adhesive, its normally opened contact J _1aClosure is just with dc supply V _CC(+6V) is connected to oscillatory circuit 4, power control circuit 5, redialing trigger circuit 6 and warning circuit 10, makes them in running order.This moment, oscillatory circuit 4 generation low pressure oscillator signals passed through R ₃5 work of driving power control circuit make its relay J ₃Energising work, then normally opened contact J _3aClosure is passed through R simultaneously ₁To redialing trigger circuit 6 output high level, make transistor Q ₂Work, relay J ₂Adhesive, then its normally opened contact J _2aAlso closed.J _3aClosure just make telephone wire L ₁, L ₂The resistance R of power supply by memory circuit 9 ₂₄With diode D ₁₅Be connected to pulse double-tone compatible transmitting ic IC frequently ₁ Power end 10 pin, make IC ₁In running order, while J _2aClosure just make IC ₁Corresponding input/output terminal 4,18 pin of auto redial connect IC ₁Just the number (as user's beeper number, public security department's number or 110 numbers) of user's storage is sent by the double-audio signal that its number output terminal 12 pin will store number, this signal process Pulse Dialing electronic gate 8 is again through being in the J of closure state _3aEnter telephone wire L ₁, L ₂, promptly sending the number of user's storage by telephone wire, the number that sends can be set continuously and send out repeatedly, as 5 times or 7 times, so in time notify owner or public security department to report to the police.Meanwhile, detect the output of control circuit 3 again by closed J _1aWith power supply V _CCBe connected to warning circuit 10, making it send alerting signal is that chimes of doom is also sent at the scene.

As telephone wire L ₁, L ₂When being cut off, telephone wire testing circuit 11 is owing to dead electricity makes relay J ₄Discharge J _4aBecome closure by often opening, connect warning circuit 10 and send onsite alarming sound.

The utility model can be used as anti-gas leakage or anti-fire alarm equally, only needs to adopt gas sensor or temperature sensor to get final product electric signal sensor 2, and its principle of work as hereinbefore.

Claims (8)

1, a kind of communication-type burglar alarm is characterized in that it is by lock-switch (1), electric signal sensor (2), detection control circuit (3), oscillatory circuit (4), power control circuit (5), redialing trigger circuit (6), the compatible transmitting ic IC of pulse double-tone frequency ₁And keyboard circuit (7), Pulse Dialing electronic gate (8), memory circuit (9) and warning circuit (10) are formed, lock-switch (1) is arranged in the door lock, electric signal sensor (2) is arranged on door, the window opened and closed positions, lock-switch (1) connects with each electric signal sensor (2) and after connecing and detects control circuit (3), detect the output while and oscillatory circuit (4) of control circuit (3), power control circuit (5), redialing trigger circuit (6), the power end of warning circuit (10) links to each other, the output of power control circuit (5) and redialing trigger circuit (6) respectively with the compatible transmitting ic IC of pulse double-tone frequency ₁Corresponding input end link to each other IC ₁Output meet subscriber's telephone line L by Pulse Dialing electronic gate (8) ₁, L ₂, subscriber's telephone line L ₁, L ₂Meet IC by memory circuit (9) simultaneously ₁Power end.

2, by the described communication-type burglar alarm of claim 1, it is characterized in that subscriber's telephone line L ₁, L ₂Also by telephone wire testing circuit (11) circuit taking alarm (10), this testing circuit (11) can be by diode D ₄, D ₁₇, resistance R ₁₃, relay J ₄Form, its input is from R ₁₃An end draw and pass through resistance R ₁₄The line power end of answering the call, J is passed through in their output ₄Normally opened contact J _4aMeet direct supply V _CC

3,, it is characterized in that at memory circuit (9) and the compatible transmitting ic IC of pulse double-tone frequency by the described communication-type burglar alarm of claim 1 ₁Between be connected to reset circuit (12), this reset circuit can be by transistor Q ₁₂, resistance R ₂₀, R ₂₅, R ₂₆And capacitor C ₉Form resistance R in its input and the memory circuit 9 ₂₄With diode D ₁₅Tie point link to each other, its output is from Q ₁₂Collector draw and meet pulse double-tone compatible transmitting ic IC frequently ₁Corresponding reset terminal 5 pin.

4, by the described communication-type burglar alarm of claim 1, it is characterized in that lock-switch (1) is arranged in the door lock lock housing body (13), it is positioned at the rear portion of rotating lock tongue (14), and the rear end of rotating lock tongue (14) is connected with bar shaped flexure strip (15), it when door lock is closed and the button of lock-switch (1) keep a determining deviation.

5, by the described communication-type burglar alarm of claim 1, it is characterized in that detecting control circuit (3) can be by transistor Q ₈, Q ₉, resistance R ₉, R ₁₀, R ₁₁, capacitor C ₇, diode D ₈And relay J ₁Form, its input is Q ₉Base stage connect each magnetic switch (2) and lock-switch (1), its output is from relay J ₁Normally opened contact J _1aDraw J _1aA termination direct supply V _CC, the power end of another termination oscillatory circuit (4), power control circuit (5), redialing trigger circuit (6) and warning circuit (10).

6, by the described communication-type burglar alarm of claim 1, it is characterized in that power control circuit (5) can be by transistor Q ₃, Q ₄, Q ₅, resistance R ₂, R ₄, R ₃₂, capacitor C ₃, diode D ₃, D ₅And relay J ₃Form, its output one road is from Q ₃Collector draw and pass through resistance R ₁Connect the input of redialing trigger circuit (6), J is passed through on another road ₃Normally opened contact J _3aDraw and meet memory circuit (9), J _3aA termination subscriber's telephone line power supply, the output of the input of another termination memory circuit (9) and Pulse Dialing electronic gate (8).

7, by the described communication-type burglar alarm of claim 1, it is characterized in that redialing trigger circuit (6) can be by transistor Q ₁, Q ₂, capacitor C ₂, resistance R ₁And relay J ₂Form, J is passed through in its output ₂Normally opened contact J _2aMeet pulse double-tone compatible transmitting ic IC frequently ₁Corresponding input/output terminal 4,18 pin.

8, by the described communication-type burglar alarm of claim 1, it is characterized in that memory circuit (9) is by memory switch K ₁, resistance R ₂₄, diode D ₁₅Form K ₁A termination telephone wire power supply, the other end passes through R ₂₄With forward diode D ₁₅Meet pulse double-tone compatible transmitting ic IC frequently ₁Power end 10 pin.

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