CN201639641U - Safety information telephone inquiring system - Google Patents

Abstract

The utility model relates to a safety information telephone inquiring system, in particular to a telephone inquiring system. The utility model provides a safety information telephone inquiring system which can prompt various life information in time before going out, can inquire the states of gas, doors and windows and the like in the house at any time by a telephone after going out. The safety information telephone inquiring system is provided with an automatic telephone off-hook circuit, an audio decoding circuit, at least one sensor and corresponding sound recording integrated circuits. The input end of the automatic telephone off-hook circuit is externally connected with a telephone input line; the output end of the automatic telephone off-hook circuit is connected with the input end of the audio decoding circuit; the output end of the audio decoding circuit is respectively connected with the input ends of all the sound recording integrated circuits; voice signal output ends of all the sound recording integrated circuits are connected with a fixed telephone set and feed backs to a telephoner by a telephone line; the sound recording integrated circuits are connected with the sensor which is arranged at the monitored object position; the monitored object can be doors, windows, gas stoves and the like; and the sensor is connected with the fixed telephone set.

Description

The security information polling telephone system

Technical field

The utility model relates to a kind of polling telephone system, especially relates to a kind of security information polling telephone system.

Background technology

The situations such as key, mobile phone, USB flash disk, file of leaving behind in the life happen occasionally, and often can't confirm again after going out whether door shuts, and whether coal gas closes or the like, and worry worried for this reason.

Summary of the invention

The purpose of this utility model can in time be pointed out various life informations (as reminding band key, mobile phone etc.) before being to provide a kind of going out, and can inquire about the security information polling telephone system of state such as coal gas, door and window in the family after going out by phone at any time.

The utility model is provided with phone automatic take offing machine circuit, audio decoder, at least 1 transducer and corresponding recording integrated circuit.

The input of the phone automatic take offing machine circuit incoming line of answering the call outward, the output of phone automatic take offing machine circuit is connected with the audio decoder input, the audio decoder output is connected with the input of each recording integrated circuit respectively, the voice signal of each integrated circuit of recording is exported the termination fixed telephone and is fed back to the telephoner by telephone line, the recording integrated circuit is connected with transducer, transducer is located at monitored object place, and described monitored object can be door and window, coal gas stove and accessory etc.

Described transducer can be selected at least a in gas range Magnetic Sensor, the door switch Magnetic Sensor etc. for use, and described magnetic inductor can adopt magnetic switch, and magnetic switch is made up of tongue tube and magnet iron piece.

Because the utility model is provided with multiple sensors, transducer is arranged on the equipment place that needs monitoring, therefore can be by the equipment of realization such as audio decoder, recording integrated circuit and fixed telephones to being monitored, for example door and window, gas appliance etc. carry out the security information Help by Phone, so that people can understand the situation safe in utilization of life appliances such as coal gas in the family, door and window at any time after going out.

Principle of the present utility model is: each transducer has audio decoder separately, after the incoming call extension is logical, the telephoner is again by the telephone key of setting, just can open the corresponding transducer of control, transducer passes through to trigger special recording integrated circuit with the monitoring situation, timely on the phone feedback information (as: " coal gas shuts ", " gate shuts " or the like).

If on monitored device, install electromagnetically operated valve additional, then can control monitored device and recover safe condition by phone.

Description of drawings

Fig. 1 is that the structure of the utility model embodiment is formed schematic diagram.

Fig. 2 is the phone automatic take offing machine circuit theory of constitution figure of the utility model embodiment.

Fig. 3 is the audio decoder theory of constitution figure of the utility model embodiment.

Fig. 4 is the recording integrated circuit theory of constitution figure of the utility model embodiment.

Fig. 5 is the magnetic sensor circuit theory of constitution figure of the utility model embodiment.

Embodiment

Following examples will be further described the utility model in conjunction with the accompanying drawings.

Referring to Fig. 1, the utility model is provided with phone automatic take offing machine circuit 1,2, at least 1 transducer 31～3n of audio decoder and corresponding recording integrated circuit 41～4n.The input of phone automatic take offing machine circuit 1 incoming line of answering the call outward, the output of phone automatic take offing machine circuit 1 is connected with audio decoder 2 inputs, audio decoder 2 outputs respectively with each the recording integrated circuit 41,42, the input of 4n connects, each integrated circuit 41,42 of recording ... the voice signal of 4n is exported the termination fixed telephone and is fed back to the telephoner by telephone line, each integrated circuit 41 of recording, 42 ... 4n and corresponding transducer 31,32,3n connects, transducer 31,32 ... 3n is located at monitored object place, described monitored object can be door and window, coal gas stove and accessory etc., transducer 31,32 ... 3n is connected with fixed telephone.

Fig. 2 provides the phone automatic take offing machine circuit theory of constitution figure of the utility model embodiment, in Fig. 2, the phone automatic take offing machine circuit is made up of power switch circuit IC1, relay J and other peripheral circuit, the input AB incoming line of answering the call outward, output c and D connect audio decoder (referring to Fig. 3), and the reference model of main devices wherein and the reference parameter of main element are as follows:

Power switch circuit IC1:TWH87511;

Rectifier diode D1～D8:1N4007, D14:1N4001;

Zener diode D9:3.5V, D10, D11:3.2V;

Switch diode D12, D13:1N4148;

Resistance R 1:68K, R2:2K, R3:1K, R4:22K, R5:5.1K;

Potentiometer RP1, RP2:47K;

Capacitor C 1:0.22 μ, C2:0.47 μ/630v, C3:220 μ, C4, C5:470 μ;

Relay J: 4068,6v.

Be in holding state at ordinary times, as the phone ring unanswered that comes in, jingle bell is this device analog telephone automatic off-hook of back several times.This device is a holding state at ordinary times, not adhesive of relay J.When phone came, diode D9 was breakdown, and direct voltage is to capacitor C 3 chargings, and the voltage that increases on the C3 with ringing number raises gradually, and diode D10 punctures the most at last, causes switch integrated circuit IC1 (TWH8751) conducting.Regulator potentiometer RP1 can change and waits for ring time, corresponding just changes required ringing number.Potentiometer RP1 among the figure, resistance R 4 and capacitor C 3 are formed delay circuit, and value is made as 6 rings.2 pin of switch integrated circuit IC1 are low level when initial, and when its 1 pin was high level, 4 pin became low level, relay J adhesive analog telephone off-hook.

Fig. 3 provides the audio decoder theory of constitution figure of the utility model embodiment, audio decoder is made up of audio coding integrated circuit (IC) 2 and peripheral circuit, the input of audio coding integrated circuit and the IC2 incoming line of answering the call outward, output termination recording integrated circuit is play trigger end, in Fig. 3, the reference model of main devices and the reference parameter of main element are as follows:

Audio coding integrated circuit (IC) 2:LM567;

Diode D1, D2:1N4148;

Resistance R 1:10K, R2:56K;

Potentiometer RP1:100K;

Capacitor C 1:0.47 μ, C2:10 μ, C3:4.7 μ, C4:0.01 μ.

Fig. 4 provides the recording integrated circuit theory of constitution figure of the utility model embodiment, the recording integrated circuit mainly is made up of integrated circuit (IC) 3, triode Q1, audio frequency transformer L1 and peripheral circuit etc., the input port of integrated circuit (IC) 3 connects the output of triode Q1, the F end is speech output end, the output port G of integrated circuit (IC) 3 connects tongue tube, and the reference model of main devices wherein and the reference parameter of main element are as follows:

Integrated circuit (IC) 3:ISD 1110;

Triode Q1:9013;

Capacitor C 9:4.7 μ;

Resistance R 7:10K.

Fig. 5 provides the magnetic sensor circuit theory of constitution figure of the utility model embodiment, and magnetic sensor circuit is made up of tongue tube P and bar magnet Q.The power control terminal of tongue tube P two terminations recording integrated circuit (IC) 3, the recording memory contents is " coal gas shuts "; Or " gate shuts " etc., can be provided with as required.

During use, behind closing of the circuit, the telephoner presses the audio key of a setting again, for example the audio signal of " 1 " of " 1 " key correspondence is imported into by telephone wire, through integrated circuit LM567 decoding, sleep the 8th pin output high level of LM567 of the integrated electricity of decoding of " 1 " key audio code of having set in the circuit triggers the voice that the recording integrated circuit (IC) 3 (referring to Fig. 4) of joining is play detection case, and voice signal feeds back to the telephoner by telephone wire.

Wherein each group recording integrated circuit and testing circuit join.Whether, be at jet knob be equipped with one group Magnetic Sensor, establish and close the short circuit of coal gas Magnetic Sensor state if shutting as coal gas, " coal gas is run well " play in the work that is triggered of recording integrated circuit, and the telephoner hears and confirms normal voice.Whether in like manner also can be used for detecting door and window closes.Equal many group testing circuit audio available telephone keys and inquire about, it is operating key that the words that are necessary can also be established several keys in addition, realizes that the Long-distance Control controlled object enters safe condition.

Claims (3)

1. the security information polling telephone system is characterized in that being provided with phone automatic take offing machine circuit, audio decoder, at least 1 transducer and corresponding recording integrated circuit; The input of the phone automatic take offing machine circuit incoming line of answering the call outward, the output of phone automatic take offing machine circuit is connected with the audio decoder input, the audio decoder output is connected with the input of each recording integrated circuit respectively, the voice signal of each integrated circuit of recording is exported the termination fixed telephone and is fed back to the telephoner by telephone line, the recording integrated circuit is connected with transducer, and transducer is located at monitored object place.

2. security information polling telephone system as claimed in claim 1 is characterized in that described transducer is at least a in gas range Magnetic Sensor, the door switch Magnetic Sensor.

3. security information polling telephone system as claimed in claim 2 is characterized in that described magnetic inductor is a magnetic switch, and magnetic switch is made up of tongue tube and magnet iron piece.

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