CN2236674Y - Automatic calling alarm - Google Patents

Abstract

The utility model provides an automatic calling alarm, which is networked with an urban telephone automatic calling station. The utility model is composed of an emitter and a receiver, and can carry out calling and alarming to watch personnel with BP machines utilizing the urban telephone network and the automatic calling station. The emitter is composed of power source, a monitoring circuit 1, a coding circuit 2 and an emitting circuit 3. When a thief situation occurs, a gate control switch is closed, and the emitter can emit code signals. The receiver is composed of power source, a monitoring circuit 1, a receiving circuit 2, a decoding circuit 3, a delaying warning circuit 4, a delaying switch-off circuit 5, an on-hook and off-hook circuit 6, a redialing circuit 7, and a telephone set 8. When the decoding is successfully carried out, the telephone set lies in off-hook condition, and meanwhile, the utility model can immediately repeatedly call the automatic calling station and dial the numbers of the BP machines of the watch personnel for three times, and thus the purpose of alarming is attained.

Description

The automatic paging alarm

The utility model relates to a kind of alarm, especially can be automatically and the automatic paging alarm of local telephone network and radio automatic paging All-China Federation of Taiwan Compatriots net, be specially adapted to the important department burglar alarm of dwelling house and enterprises and institutions.

It is more that various burglar alarms are gone up by society at present, and generally all at the warning onsite alarming, to the duty personnel away from the scene, this alarm does not just play great effect.The alarm that adopts infrared ray and cipher remote control etc. to make is also arranged on the market, all do not have a large-scale popularization but because complex structure does not possess Power Supply Monitoring, reliability is low, power consumption is big, cost is high.Known to the utility model designer, up to the present, do not find the automatic paging alarm identical as yet with the utility model.

The purpose of this utility model be to design a kind of multiplex coding, wireless remote control, simple in structure, cost is low, reliability is high, unmanned on-the-spot on duty can be automatically and the alarm netted of local telephone network, the radio automatic paging All-China Federation of Taiwan Compatriots.

The purpose of this utility model is achieved in that a kind of automatic paging alarm, and it is made up of with radio alarming and ring off signal receiver two parts radio alarming and ring off signal transmitter.Transmitter is installed in the warning scene, and it is made up of power supply and power supply supervisory circuit, coding circuit, special-purpose radiating circuit.When stealing the feelings generation, the gate controlled switch closure is connected the transmitter working power, sends pulse code modulation signal.Receiver by power supply and power supply supervisory circuit, receiving circuit, decoding circuit, time-delay warning circuit, time-delay shutdown circuit, automatic off-hook and on-hook circuit, redial circuit automatically, the telephone set that has a memory function forms.The pulse code modulation signal that sends by transmitter, undertaken sending into decoding circuit after detection, amplification, the shaping by special-purpose receiving circuit, the success if coded pulse is decoded when identical with decode pulses, then export high-level control signal and self-locking, the control time-delay shutdown circuit, connect local telephone network by telephone set, triplicate is transferred to automatic paging platform and duty personnel's beeper number simultaneously, reaches the purpose of warning.

Its coding circuit of transmitter A1 links to each other with special-purpose radiating circuit A3 the 1st pin through resistance R 3, power supply supervisory circuit A2 the 1st pin links to each other with resistance R 4, positive supply, resistance R 4 other ends link to each other with the 3rd pin through light emitting diode D3, and the 2nd pin links to each other with power cathode through voltage stabilizing diode D4.

Its special-purpose receiving circuit A1 the 3rd pin of receiver links to each other with decoding circuit A2 the 14th pin through J1 relay J 1-2 normally closed contacts, decoding circuit output terminal the 13rd pin, the 17th pin link to each other through diode D1, diode D2, capacitor C 1 control time-delay warning circuit A3 and with the 4th pin, decoding circuit A2 output terminal the 10th pin links to each other with triode T2 base stage through resistance R 6, and control time-delay shutdown circuit A4a, off-hook and on-hook circuit A5, redials circuit A4b.

Coding circuit A1 and decoding circuit A2 peripheral cell have only a resistance, and link to each other with the 15th pin, the 16th pin.

For preventing false alarm, adopted the pulse code modulation (PCM) principle, use up-to-date encoding and decoding integrated circuit, have seven four attitude geocodings, four figures is according to coding, can produce 60,000 surplus the non-interfering coded pulse of group, thereby strengthened reliability widely.

The utility model transmitter and receiver have all adopted special IC not need debugging, weld errorlessly can reach designing requirement.Also adopted the supply voltage monitoring ic simultaneously, can detect the electrical source consumption situation at any time, battery is changed in prompting in time, guarantees design performance.

Owing to adopt technique scheme, the utlity model has simple in structure, with low cost, volume is little, Power Supply Monitoring, reliability advantages of higher.

Accompanying drawing according to an embodiment is further described the utility model below.

Fig. 1 is an automatic paging alarm block scheme.

Fig. 2 is automatic paging alarm equipment alarm and ring off signal transmitter electrical schematic diagram.

Fig. 3 is automatic paging alarm equipment alarm and ring off signal receiver electrical schematic diagram.

In Fig. 1 a, transmitter is made up of power supply and power supply supervisory circuit 1a, coding circuit 2a, special-purpose radiating circuit 3a.When stealing feelings and take place, i.e. gate controlled switch closure, for coding circuit 2a, special-purpose radiating circuit 3a provide working power, the coded pulse signal that coding circuit 2a produces is modulated special-purpose radiating circuit 3a, and the coded pulse modulation signal is launched.

In Fig. 1 b, receiver by power supply and power supply supervisory circuit 1, receiving circuit 2, decoding circuit 3, time-delay warning circuit 4, time-delay shutdown circuit 5, pluck/on-hook circuit 6, redial circuit 7, band redialing function telephone set 8 is formed.When receiver 2 is received the alarm code pulse-modulated signal that transmitter sends, through detection, amplify, after the shaping, send into decoding circuit 3, when if coded pulse is identical with decode pulses, promptly decode successfully, then export high-level control signal and self-locking, trigger power supply switch tube simultaneously, connected time-delay shutdown circuit 5, pluck/on-hook circuit 6, heavily press circuit 7 working powers, time-delay shutdown circuit 5 produces 120 seconds high level pulse signals simultaneously, and trigger and pluck/40 seconds/1 second rectangular pulse signal of on-hook circuit 6 generations, this pulse signal control is plucked/hung over relay, adhesive 40 seconds, discharge 1 second, relay normally closed, normally opened contact replaces plucking/on-hook switch in the telephone set, be that adhesive was off-hook in 40 seconds, discharge 1 second and be on-hook, realize automatic off-hook and on-hook, simultaneously when off hook state, pluck/40 seconds/1 second rectangular pulse signal that on-hook circuit 6 produces triggered again and redialed circuit 7 and produce 4 seconds delay pulse signals, this pulse signal control redials relay, relay normally open contact is connected to redialing on the switch of telephone set, be the relay adhesive once, be equivalent to manually by a redial key, realize redialing automatically, the automatic paging platform number and the duty personnel's beeper number that deposit in advance in the telephone set are gone to the local telephone network dial-out, finish once to duty personnel's calling alarm.Can finish 40 seconds=3 times said process of 120 seconds ÷ at time-delay shutdown circuit in 120 seconds time of 5 time-delays, promptly send 3 times calling alarm, thereby reach the purpose of warning reliably to duty personnel's beeper.

When receiver is received the releasing coded pulse modulation signal that transmitter sends, through detection, amplify, send into decoding circuit 3 after the shaping, if decode successfully, then export high-level control signal and self-locking, trigger time-delay warning circuit 4 and produce 60 seconds delay pulse signals, this pulse signal control time-delay warning relay adhesive discharged after 60 seconds, the normally closed contact of this relay is serially connected with receiving circuit 2 and decoding circuit 3 signal paths, in the 60 second time of adhesive, receiving circuit 2 and decoding circuit 3 signal paths are cut off, the normally opened contact closure has been connected self-oscillation piezoelectric buzzer power supply simultaneously, sends the releasing chimes of doom.Make receiver be in disarm state, delay time and automatically reset to the state of alert after 60 seconds, reach the purpose of time-delay warning.

In Fig. 2, four attitude coding circuit A1V D 5026, resistance R 3, special-purpose radiating circuit A3F D 028A is electrically connected successively, four attitude coding circuit A1V D, 5026 peripheral cells have only a resistance R 2, and with the 15th pin, the 16th pin is electrically connected, fourth gear seven bit address code switch K2 respectively with the 1st～the 8th pin, the 18th pin, power cathode is electrically connected and is unsettled, the second gear four figures according to code switch K3 respectively with the 10th pin～the 13rd pin, the 18th pin, power cathode is electrically connected, gate controlled switch K1 one end links to each other with positive source, the other end and light emitting diode D2 positive pole, resistance R 4 and power supply supervisory circuit A2A N 051 the 1st pin, radiating circuit A3F D 028A the 3rd pin is electrically connected; Take place as stealing feelings, gate controlled switch K1 closure, connect working power, by four attitude coding circuit A1V D 5026 the 17th pin output encoder pulse, through the special-purpose radiating circuit A3F D 028A of resistance R 3 modulation, and the coded pulse modulation signal launched, power supply supervisory circuit A2A N 051 peripheral cell is made up of resistance R 4, light emitting diode D3, voltage stabilizing diode D4 respectively.Can detect the consumption situation of direct supply at any time, change the voltage stabilizing value of voltage stabilizing diode D4, can adjust the supply voltage monitoring range easily.When light emitting diode D3 lighted, battery was changed in prompting, guaranteed design performance.

In Fig. 3, special-purpose receiving circuit A1F D 029A the 3rd pin is electrically connected with four attitude decoding circuit A2V D 5027 the 14th pin through J1 relay J 1-2 normally closed contact, J1 relay J 1-1 normally opened contact one end links to each other with positive source, the other end is electrically connected with self-oscillation piezoelectric buzzer HD, four attitude decoding circuit A2V D, 5027 peripheral cells have only a resistance R 1 and with the 15th pin, the 16th pin is electrically connected, four attitudes, seven bit address code switch K2 respectively with four attitude decoding circuit A2V D 5027 the 1st～the 8th pin, the 18th pin, power cathode is electrically connected and is unsettled, when receiving the ring off signal that transmitter sends, if coded pulse is identical with decode pulses, then decode successfully, four attitude decoding circuit A2V D 5027 the 13rd pin and the 17th pin are the ring off signal output terminal, output high level signal, and with diode D1, the D2 negative electricity connects.Be electrically connected with monostable circuit (time-delay warning circuit) A3C D 404 3 the 4th pin through capacitor C 1, make monostable circuit (time-delay warning circuit) 60 seconds high level time delayed signal of A3C D 4043 the 2nd pin output, be electrically connected with triode T1 base stage by resistance R 5, trigger triode T1 makes its conducting, the adhesive of J1 relay, normally opened contact J1-1 connects self-oscillation piezoelectric buzzer HD power supply, send the decoding alerting signal, normally closed contact J1-2 disconnects simultaneously, four attitude decoding circuit A2V D, 5027 input ends the 14th pin is cut off, promptly can not receive alerting signal, thereby reach the purpose of releasing, delay time and recover the state of alert after 60 seconds automatically.When receiving the alerting signal that transmitter sends, four attitude decoding circuit A2V D 5027 the 10th pin is an alarm signal output ends, output high level signal and self-locking, be electrically connected with triode T2 base stage by resistance R 6, trigger triode T2 makes its conducting, monostable circuit (time-delay shutdown circuit and redial circuit) A4C D 4043 and astable circuit (off-hook and on-hook circuit) A5N E 555 working powers have been connected, triggered monostable circuit (time-delay shutdown circuit) A4aC D4043 simultaneously, by 120 seconds delay pulses of the 2nd pin output, and be electrically connected with astable circuit (off-hook and on-hook circuit) A5N E 555 the 4th pin, trigger the rect.p. that this circuit produced 40 seconds/1 second, export by the 3rd pin simultaneously, be electrically connected with triode T3 base stage through resistance R 12, trigger triode T3 makes its conducting, and J2 relay adhesive 40 seconds discharges 1 second, the J2 relay normally open, normally closed contact replaces the off-hook and the on-hook switch of telephone set, simulates the off-hook and the on-hook of manually making a phone call.Simultaneously when off-hook, by astable circuit (off-hook and on-hook circuit) A5N E 555 the 3rd foot meridian capacitor C7, resistance R 13 is electrically connected with monostable circuit (redialing circuit) A4b C D 4043 the 6th pin, trigger this circuit, by 4 seconds delay pulses of the 9th pin output, and through resistance R 15, diode D10, capacitor C 9 is electrically connected with triode T4 base stage, trigger triode T4 makes its conducting, the adhesive of J3 relay, the J3 relay normally open contact is connected to telephone set and redials on the switch, simulate the artificial typematic key of dialling, realized redialing automatically, will deposit automatic paging platform number in the telephone set and duty personnel's beeper number in advance in, transferred to local telephone network and go.Promptly finish once to duty personnel's calling alarm.In order to guarantee reliably spreading out of of alerting signal, send the calling alarm of 120 seconds ÷ 40 seconds=3 times in 120 seconds time of 4043 time-delays to duty personnel's beeper at monostable circuit (time-delay shutdown circuit) A4a CD, thereby reach the purpose of warning reliably.

Claims (2)

1, a kind of automatic paging alarm, it is made up of with warning and ring off signal receiver two parts warning and ring off signal transmitter, it is characterized in that:

Its coding circuit of transmitter A1 links to each other with special-purpose radiating circuit A3 the 1st pin through resistance R 3, power supply supervisory circuit A2 the 1st pin links to each other with resistance R 4, positive supply, resistance R 4 other ends link to each other with the 3rd pin through light emitting diode D3, and the 2nd pin links to each other with power cathode through voltage stabilizing diode D4.

Its special-purpose receiving circuit A1 the 3rd pin of receiver links to each other with decoding circuit A2 the 14th pin through J1 relay J 1-2 normally closed contacts, decoding circuit output terminal the 13rd pin, the 17th pin link to each other through diode D1, diode D2, capacitor C 1 control time-delay warning circuit A3 and with the 4th pin, decoding circuit A2 output terminal the 10th pin links to each other with triode T2 base stage through resistance R 6, and control time-delay shutdown circuit A4a, off-hook and on-hook circuit A5, redials circuit A4b.

2, automatic paging alarm according to claim 1 is characterized in that coding circuit A1 and decoding circuit A2 peripheral cell have only a resistance, and links to each other with the 15th pin, the 16th pin.

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