CN2293865Y

CN2293865Y - Multi-function automatic alarmer

Info

Publication number: CN2293865Y
Application number: CN 97237165
Authority: CN
Inventors: 易庆竑
Original assignee: FENGHUA PLASTIC MACHINERY FACTORY CHONGQING
Current assignee: FENGHUA PLASTIC MACHINERY FACTORY CHONGQING
Priority date: 1997-06-06
Filing date: 1997-06-06
Publication date: 1998-10-07
Anticipated expiration: 2007-06-06

Abstract

The utility model relates to a multifunction automatic alarm which is composed of a power supply, a polarity inversion circuit for telephone lines, a central control circuit, an alarm executing circuit, a voice processing circuit, a note magnification circuit, a communication control circuit, a signal processing circuit, an electronic switch, a signal generation circuit, a liquid crystal display circuit, a detector interface, a detector signal processing circuit, a signal acquisition circuit, a logic circuit and a keyset. The utility model reduces cost by adopting 89c2015 series of chips as the central control circuit, makes the alarm language circulation clear by adopting a voice integrated circuit to process voices, finishes the function of automatically making a phone call by adopting the concurrent mode of the calling number setting and the storage and has good reliability. The utility model has wide application that the utility model is suitable for users with telephones or without telephones, banks, enterprises and markets.

Description

Multi-functional autoalarm

The utility model relates to warning device, particularly a kind of multi-functional autoalarm that can utilize public phone network to carry out fire alarm or robber and police warning.

The similar alarm that exists in the prior art, function is different, various in style, what have exists Insufficient shortcoming, though the function that has is more, as global function automatic burglar alarm, multi-purpose computer phonetic automatic alarm, telephone automatic alarm device etc., adopt 8031 micro computers as control assembly bar none, adopt EPROM as program storage, so just make control section complex structure, the cost of alarm higher, power consumption is bigger, and reliability decrease; Though there is the lower shortcoming of intelligent degree in the higher simplification that has.

The purpose of this utility model is to provide a kind of energy simplified structure, reduces cost the multi-functional autoalarm that low in energy consumption, intelligent degree is higher, function is neater.

The purpose of this utility model is to realize by such technical scheme, be a kind of multi-functional autoalarm, form by power supply, telephone wire polarity switching, central control circuit, warning execution, speech processing circuit, audio amplifier circuit, communication control circuit, signal processing circuit, electronic switch, signal generating circuit, liquid crystal display circuit, prober interface, detector signal treatment circuit, signal acquisition circuit, logical circuit and keyboard; It is characterized in that: signal acquisition circuit is gathered the opening of phone, short-circuit signal by polarity switching, gather emergency circumstance trigger pip, automatic acquisition mode signalization and keyboard operation signal, send into central control circuit by logical circuit and handle; Detector is delivered to the detector signal treatment circuit by the prober interface circuit with various detectable signals, and by logical circuit signal and other signal is carried out being connected to central control circuit after the logical process; Central control circuit is by the work of electronic switch control signal generation circuit, make its output storage double-audio signal within it, be telephone number, this signal is delivered in the telephone line by signal amplification circuit, and signal generating circuit control liquid crystal display circuit shows the corresponding digital symbol; Central control circuit control language circuit is recorded, playback operation, during playback signal is delivered to audio amplifier circuit, the speech signal after amplifying is delivered in the telephone network gone then; After central control circuit collects alerting signal, control warning executive circuit and signal generating circuit work, connect by electronic switch control signal circuit, communication control circuit again and interrogated phone, and control language treatment circuit, language is transported in the telephone network by amplifying circuit, under the control of central control circuit, by electronic switching circuit, the phone of being interrogated that is stored in the circulation generation circuit is dialed in circulation repeatedly; Reset circuit restPoses central control circuit.

The embodiment of the indefiniteness that said structure of the present utility model can provide by accompanying drawing further specifies.

The utility model has following accompanying drawing:

Accompanying drawing 1 is a theory diagram of the present utility model;

Accompanying drawing 2 is electric current principle figure of the present utility model.

Referring to accompanying drawing 1: in the present embodiment, multi-functional autoalarm is made up of power supply, telephone wire polarity switching, central control circuit, warning execution, speech processing circuit, audio amplifier circuit, communication control circuit, signal processing circuit, electronic switch, signal generating circuit, liquid crystal display circuit, prober interface, detector signal treatment circuit, signal acquisition circuit, logical circuit and keyboard; Wherein signal acquisition circuit is gathered the opening of phone, short-circuit signal by polarity switching, gathers emergency circumstance trigger pip, acquisition mode signalization and keyboard operation signal automatically, sends into central control circuit by logical circuit and handles; Detector is delivered to the detector signal treatment circuit by the prober interface circuit with various detectable signals, and by logical circuit signal and other signal is carried out being connected to central control circuit after the logical process; Central control circuit is by the work of electronic switch control signal generation circuit, make its output storage double-audio signal within it, be telephone number, this signal is delivered in the telephone line by signal amplification circuit, and signal generating circuit control liquid crystal display circuit shows the corresponding digital symbol; Central control circuit control language circuit is recorded, playback operation, during playback signal is delivered to audio amplifier circuit, the speech signal after amplifying is delivered in the telephone network gone then; After central control circuit collects alerting signal, control warning executive circuit and signal generating circuit work, connect by electronic switch control signal circuit, communication control circuit again and interrogated phone, and control language treatment circuit, language is transported in the telephone network by amplifying circuit, under the control of central control circuit, by electronic switching circuit, the phone of being interrogated that is stored in the circulation generation circuit is dialed in circulation repeatedly; Reset circuit restPoses central control circuit.

Referring to accompanying drawing 2: in the present embodiment, power unit: output of AC220V-AC12V transformation or the output of DC14V battery pack are by plug P6 access controller, transformer B2 finishes rectification, by C13, E4 filtering by and the W1, the W2 that connect finish voltage stabilizing output+12V DC voltage, this voltage is added on W3 output+5V DC voltage by D11, D12, D13, D14, D15 step-down 3.5V, leach undesired signal by C14, E5, inductance L 1, C15, E6, to controller output+5V galvanic current source voltage.W1, W2 adopt 7812 three terminal regulators, and W3 adopts 7805 three terminal regulators.

The interface unit that keyboard JP of the present utility model gets in touch for people and controller, by keyboard, the various signals of control signal generation electric current, as represent 1,2,3 ... sound signal; The control speech current amplifies, and the voice indication is provided; The indication of controller duty is provided.Keyboard matrix is by R1-R4, and (R: row C: row), different ranks combinations will produce different signals to the C1-C5 composition.Wherein, HK-terminates at the 11st pin of signal generating circuit, controls the work of this electric current, the playback of PLAYD end control sound circuit.

Signal generating circuit of the present utility model is made of IC4, C8, C11, X2, C12, E1, R19, C22, E11, N6, R21, R23, I2, wherein IC4 adopts HT 9215D or HT 9212 integrated circuit, N6 is a triode 9014, inductance I2 is 2.2mH, and the 20th, 21,22,23 pin that 2,3,4, No. 6 pin of IC2 meet capacitor C 2, C3, C5IC4 successively meet connecting resistance R1, R2, R3, R4 respectively.C8, C11 are 30P electric capacity, X2 adopts the quartz crystal oscillator of 3.5MHZ, R1-R4, C1, C2, C3, C5 constitute the ranks matrix of keyboard together, when R1 and C1 connection, IC4 the 18th pin produces the double-audio signal of representative " 1 ", when R1 and C2 connected, IC4 the 18th pin produced the double-audio signal of representative " 2 " ... this signal is sent to signal processing circuit by circuit, with signal amplification circuit and by 12 pin, 13 pin, the collector liquid crystal display circuit of N6.The duty of IC4 determines by 11 pin, be not less than when 11 pin receive first+during the positive pulse of 5V, the 17th pin of IC4 becomes 5V by original 0V, makes the Communication Control switch opens.The signal that 18 pin of IC4 produce can be sent in the telephone line and go; Receive second when 11 pin to be not less than+during the positive pulse of 5V, the 17th pin of IC4 reverts to 0 again, and the Communication Control switch quits work.

Liquid crystal display circuit of the present utility model is made of HT1616 LCD MODULE circuit in the present embodiment, operating voltage is+1.5V can show the numeral of the sound signal representative of 12 pin from IC4,13 pin, the collector of 12 pin of this circuit by circuit and IC4,13 pin, N6 is connected, operating voltage is obtained by D9, D10 dividing potential drop, and VDD is+1.5V.

Signal processing circuit of the present utility model is made of IC1, C5, R14, R16, C6, C25, R17, N6, R18 in the present embodiment, wherein IC1 adopts MT8870 double-tone decoding scheme frequently, insert 2 pin of IC1 by C5, R14, R16 from the double-audio signal of IC4, IC1 translates the collector output 0V voltage of back N6, and represents the binary-coded decimal of digital signal in the output of 11 pin-14 pin.As " 2 " is " 0011 " ... pass to the 12-15 pin of IC2 by circuit; The collector of N6 links to each other with the 10th pin of the IC6 of logical circuit.

Sound circuit of the present utility model this circuit in the present embodiment is made up of IC3, C23, E7, C17, C18, R28, E9, R29, C19, R40, R39, R41, R42, E14, C16.Wherein IC3 adopts ISD410 or ISD420 or HY410 or HY420 or other compatible integrated circuit of 28 pin.During the 27th pin 0V of IC3, IC3 is in recording state, and the 24th foot control system playback of IC3 is connected with keyboard, and 23 pin are connected with central control circuit, are used to control playback.

Audio amplifier circuit is by E7, N7, R26, R27, E8 in the present embodiment, constitutes, and the speech output signal of the 14th pin of IC3 is amplified, and the collector by N7 is transported in the telephone line and goes.

Prober interface of the present utility model is made of P2-P5, R54, R55, R56, R67, R22, R32, R38 in the present embodiment; Wherein P2-P5 adopts stereo three core plug-in units, and the detector of various employing the+12V power work all can insert controller by P2-P5.Detector signal is sent into the detector signal treatment circuit by R54, R55, R56, R57 respectively.

Detectable signal treatment circuit of the present utility model is formed four road detector signal treatment circuits by C50-C53, N10-N17, R8, R9, R18, R48 in the present embodiment, wherein, C50, N10, R50, N14, R8 constitute one tunnel signal of handling from detector that P2 connects, and C51, N11, R51, N15, R9, constitute the signal of another group processing from detector that P3 connects; ... the signal in this loop is transported to 5 pin, 4 pin, 3 pin, 2 pin and 1 pin of IC6 in the logical circuit respectively by the collector of N14-N17, be sent to 7 pin of IC2 after IC6 handles.

Signal acquisition circuit of the present utility model is made of P13, R31, R2, C24, S3, R2, C24, N1, R5, N3, E13, R6 in the present embodiment, P13 is two core plug-in units, external touch switch, the signal that touch switch produces is delivered to 9 pin of IC6, S3 is a touch switch, closure signal is delivered to 11 pin of IC6, after handling, IC6 is sent to 6 pin of IC2, R2, C24, N1, R5, N3, E13, R6 constitute testing circuit, open, in short-term when telephone wire, N3 will export 12 pin of level "0" to IC6 from collector.

Logical circuit of the present utility model has IC6 to constitute in the present embodiment, IC6 is CD 4082 or its compatible integrated circuit, as HD4082 or the two 4 input AND circuit of CD4082, wherein the 1-5 pin constitutes one and logical circuit, the result that processing is handled from detector signal, and at 7 pin of 1 pin output corresponding results to IC2; The 9-13 pin constitutes another and logical circuit and handles signal from P13, S3

Central control circuit of the present utility model is made of able to programme little process chip AT89C105 of 20 pin or AT89C2051, X1, C20, C21, R43, R34, R35, R36, R37, E10, R23 in the present embodiment, under its control, reception is from 1 pin of IC6, the signal of 13 pin output, the 7th pin of these two signal triggering IC2,6 pin.

Reset circuit of the present utility model is a touch switch by S4 in the present embodiment, and when S4 was closed, IC2 resetted, and its all mouth line reverts to original state.

Warning executive circuit of the present utility model is made of R46, R36, E5, N8, R47, N9, P12 in the present embodiment, wherein P12 is two core plug-in units, the passive alarming horn of external piezoelectricity, IC2 is by the incoming level of 2 foot control system R46, when its voltage when low, the collector of N9 is output as low, external loudspeaker work at this moment.

Principle of work of the present utility model is such: this alarm can be finished in two ways to report to the police and call for help, and the one, trigger manually: when the prominent robber of chance of owner feelings gangster feelings, as long as click trigger switch, alarm is reported to the police immediately; The 2nd, by the probe that articulates detect steal feelings or the condition of a fire or special gas or the like after, automatically start alarming horn work, and finish to dial automatically by the circuit of central control circuit control back and interrogated phone, directly put through three of setting in advance and interrogated one of phone, after putting through, if being interrogated the phone off-hook replys, the warning executive circuit broadcasts alerting signal three to five times under the control of central control circuit, after putting through, do not answer if meet to cry for a long time, then dial next telephone number, so circulation.

Alarm is in the ordinary course of things waits for the keyboard input state, under this state, if need emergency alarm, then trigger and finish warning with hand, if need to start probe, make warning system enter anti-theft state, only need to key in information concerning order and delayed time for 100 seconds, under two kinds of central control circuit, allow main frame receive from the pulse signal of popping one's head in; When probe detection to having when stealing feelings, enter the countdown state, if receive that in 10 seconds the order of cancelling alarm, alarm will not drive loudspeaker and report to the police, and control and dial three telephone numbers that set in advance.

The utility model is because the chip that has adopted AT89c1051 or AT98C1051 series as central control circuit, has reduced cost; Owing to adopt the speech IC processed voice, make the warning language more clear; Owing to adopt the mode interrogated telephone number setting and storage and to deposit, can finish the function of calling automatically, good reliability.

The utility model is not only applicable to the user of phone, is applicable to the user of no phone yet.Applied range also can be used for bank, office, market, savings, institute of family etc.

Claims

1. a multi-functional autoalarm is made up of power supply, telephone wire polarity switching, central control circuit, warning execution, speech processing circuit, audio amplifier circuit, communication control circuit, signal processing circuit, electronic switch, signal generating circuit, liquid crystal display circuit, prober interface, detector signal treatment circuit, signal acquisition circuit, logical circuit and keyboard; It is characterized in that: signal acquisition circuit is gathered the opening of phone, short-circuit signal by polarity switching, gather emergency circumstance trigger pip, automatic acquisition mode signalization and keyboard operation signal, send into central control circuit by logical circuit and handle; Detector is delivered to the detector signal treatment circuit by the prober interface circuit with various detectable signals, and by logical circuit signal and other signal is carried out being connected to central control circuit after the logical process; Central control circuit is by the work of electronic switch control signal generation circuit, make its output storage double-audio signal within it, be telephone number, this signal is delivered in the telephone line by signal amplification circuit, and signal generating circuit control liquid crystal display circuit shows the corresponding digital symbol; Central control circuit control language circuit is recorded, playback operation, during playback signal is delivered to audio amplifier circuit, the speech signal after amplifying is delivered in the telephone network gone then; After central control circuit collects alerting signal, control warning executive circuit and signal generating circuit work, connect by electronic switch control signal circuit, communication control circuit again and interrogated phone, and control language treatment circuit, language is transported in the telephone network by amplifying circuit, under the control of central control circuit, by electronic switching circuit, the phone of being interrogated that is stored in the circulation generation circuit is dialed in circulation repeatedly; Reset circuit restPoses central control circuit.