CN2133022Y - Intelligence electronic entrance guard - Google Patents

Abstract

The utility model discloses an intelligence electronic entrance guard, which is composed of an infrared ray monitoring circuit, a solid recording and reproducing tone circuit, a wireless sending and receiving talking circuit, a remotely controlled opening door circuit, a bugging circuit, an electric shock self defence circuit, an automatic case report defence and a time-delay circuit. The utility model overcomes the deficiencies of which existing portal safety appliances has non-complete functions with unstable performances, the wire linking of a main and an auxiliary engines, complex mounting, etc., and has the advantages of high automatization, simple installation, reasonable structure and convenient operation. The intelligence electronic entrance guard has the functions of automatic monitoring, automatic reproducing tone, automatic door opening, automatic alarm, automatic defense, automatic case reporting, master and guest talking, against spoiling, etc., and has the advantages of favorable effect, strong reliability, wireless connection of the main and auxiliary engines, etc.

Description

Intelligence electronic entrance guard

The utility model relates to the safety feature of a kind of family, dwelling house door.

In existing door safety device, music door-bell, burglar alarm, multi-functional household electronic door bell etc. are arranged, they all exist many weak points, as music door-bell, mostly directly trigger music-integrating block with long lead-in wire and come execution, its exists and to be subject to the external electromagnetic wave interference, to be easy to generate weak point such as misoperation; Existing burglar alarm also exists the degree of reliability not good enough, uses inconvenience, and intercom needs manually disadvantage such as ability energized and function singleness of owner; Though and the multifunction electronic doorbell has been done a little improvement to above-mentioned defective and has been replenished, automaticity is not high, function also owes complete, performance is stable inadequately but still exist, main and submachine is wanted weak points such as wired connection, installation complexity, particularly can not initiatively report a case to the security authorities, and can not guarantee safety.

In view of the foregoing, the purpose of this utility model be to design and manufacture a kind ofly can monitor automatically, automatically recording playback sound, host and guest can carry out intercommunication, can open the door automatically, report to the police automatically, defence automatically, automatically report a case to the security authorities with owner open the door deferred action, install simple, operating switch is few, rational in infrastructure, the major-minor machine does not need that electric wire is connected, easy to use and effective a kind of smart electronics entrance guard.

The purpose of this utility model is achieved in that when manufacturing and designing this device, and we have adopted open the door delay circuit and report a case to the security authorities circuit automatically and form of infrared observation circuit, solid recording and playing circuit, wireless talkback circuit, opening door of remote-control circuit, anti-theft warning circuit, electric shock self-defence circuit, owner.

The utility model also can be made up of wireless talkback circuit, delay circuit.

The utility model also can be made up of the wireless doorbell circuit, only plays simple doorbell effect.

The utility model also can require according to user's difference to select for use the several combinations in above-mentioned eight functions to form as required, to adapt to different hierarchies of consumption.

The utility model is owing to have infrared observation, solid to put recording playback sound, wireless receiving and dispatching intercommunication, opening door of remote-control, burglar alarm, electric shock to defend oneself, report a case to the security authorities automatically and delay circuit, so can monitor automatically, automatically playback, host and guest can engage in the dialogue, record, can open the door automatically, report to the police automatically, defence, the owner function of opening the door and can delay time and report a case to the security authorities automatically automatically, simultaneously its install simple, operating switch is few, rational in infrastructure, the major-minor machine does not need electric wire to connect and advantage such as effective, good reliability easy to use.

Concrete structure of the present utility model is provided by following embodiment and accompanying drawing.

Fig. 1 is the smart electronics entrance guard's that the utility model proposes a wiring diagram.

As can be seen from Figure 1 the utility model circuit come down to by infrared observation, solid recording playback sound, wireless receiving and dispatching intercommunication, opening door of remote-control, burglar alarm, electric shock defend oneself, owner opens the door time-delay and the circuit of reporting a case to the security authorities is automatically formed; Can be divided into main frame, secondary machine and door in form and go up annex.Main frame is formed and is contained in the cabinet by above-mentioned each circuit and is installed in behind the door, and three switches, i.e. K are housed on the host panel ₂, K ₃, K ₄, a dialing keyboard G, the phone record button AN that reports a case to the security authorities ₂, and have the recording hole MIC ₂, normally closed button AN is equipped with in the chest side ₃K wherein ₂Be 2 * 2 toggle switches, the O position is intercommunication, and the P position is a message just recorded; K ₃Be power switch, ON is for opening, and OFF is for closing; K ₄Be the warning circuit switch, ON is for opening, and OFF is for closing.Press phone and report a case to the security authorities record button facing to panel recording hole MIC ₂, can be in advance reporting a case to the security authorities under the directory and storing.Dialing keyboard G is covered with the shell of organic glass, and opening outer cover operation can store phone number in advance; The normally closed button AN of case side ₃For stopping the button of reporting a case to the security authorities, the another side of cabinet is equipped with one of transmitting-receiving probe, six of luminotrons, K switch ₁One, probe is infrared and receiving transducer.K ₁Be 6 * 2 automatic reset switch, locate the L position for receiving and playback, press M and be emission and recording position, six luminotrons are respectively: red green is a message just recorded in order to receive playback, and yellow is an opening door of remote-control; Double-colored indication can be entered safely, and two red luminotrons are bright during warning; And have a Y ₁, Y ₂The loudspeaker phonate hole.In the relevant position of installing on the main frame door-plate, have transmitting-receiving probe hole, six luminous pores, a K ₁Switch hole and loudspeaker phonate hole have only K switch ₁Be exposed and slightly exceed, Red lightscreening plate is equipped with in transmitting-receiving probe outside, and six luminotrons are equipped with organic glass outward.

Annex is pulling force relay 1, soft drawn wire 2, hand-drawn wire 3, magnet 4, door lock 5 and magnetic control probe CK on the door ₁Magnetic control probe CK ₂---CK ₉Can install the position that easily prizes robbers such as door, windows as required; In addition, also have 220V civil power and telephone wire to insert; Also have high-voltage electric shock also to be installed in key places such as door handle on demand from satellite line.

Secondary machine is made up of wireless talkback, opening door of remote-control signal circuit, and it is installed in the rag baby, can be made into exquisite handicraft; This circuit is actually the wireless talkback circuit among Fig. 1, just removes C ₁₅After opening door of remote-control receive executive circuit and do not have, go into AN in A, B two terminations ₁, B ₃₈, R ₃₉Form, a secondary machine tool wireless talkback function is equipped with reception, emission automatic reset switch K on the secondary machine ₁, specification is 4 * 2, pressing M is transmitting site, resets to be received as the L position; K ₃Be power switch; AN ₁Be the enabling signal button, two luminotron D are housed in the secondary machine ₁₄, be contained in doll's eye place in this embodiment and (only draw one K in the secondary machine among Fig. 1 ₁, K ₃Do not draw among the figure).

Below in conjunction with accompanying drawing 1 circuit once is described:

One, the automatic observation circuit of infrared ray: it is made up of infrared transmitter, infrared radiation receiving circuit and electronic switching circuit.

With power switch K ₃Open, whole infrared monitoring circuit gets electric work, infrared transmitting tube D ₅Outwards emission is through IC ₂The vibration shaping, BG ₈The infrared beam telecommand of modulation is when the people returns a part to infrared reflection through monitoring section, human body, by infrared receiver tube D ₆Receive, through IC ₃Export undersuing after inner amplification, detection, the shaping, make BG ₉End, trigger IC ₄The electronic switch conducting, power supply passes through IC ₄Supply with the recording talkback circuit, D ₁₃Send ruddiness indication IC ₄Conducting, the sound of owner under recording is in advance emitted in playback circuit work in the loudspeaker.

Radiating circuit is by IC ₂, R ₂₀, C ₁₉, C ₂₀, W ₂, W ₃, D ₅, BG ₈Deng composition, IC ₂Be a hex inverter integrated package, there are 6 not gate F inside ₁-F ₆, play supersonic oscillations, wave shaping effect IC at this circuit ₂In two not gate F ₁, F ₂And W ₂, C ₂₀, R ₂₀Form the sonic oscillation circuit together, by W ₂Adjusting makes oscillation frequency about 38KHz, and wherein the relevant elements effect is as follows: W ₂Play and regulate oscillation frequency effect, C ₂₀, R ₂₀Be oscillating capacitance and resistance, W ₃Regulate D ₅Launch ultrared power, C ₁₉Be filter capacitor, D ₅Play the effect of emission infrared ray, BG ₈Be modulated infrared triode.

Its principle is K ₃Open IC ₂Electric, F wherein ₁, F ₂And C ₂₀, W ₂, R ₂₀Produce the ultrasonic signal of 38KHz together, through F ₃And F _4-6The shaping circuit shaping of forming in parallel, the square-wave signal after shaping is from IC ₂The output of the 10th pin is added to BG ₈Base stage, BG ₈And D ₅And W ₃Form the modulation transtation mission circuit, by BG ₈Conducting and by (because of square-wave signal is added to BG ₈Produce conducting or by), the infrared beam that will be modulated by 38KHz is by D ₅Outwards send.

Receiving circuit is by D ₆, R ₂₁, C ₂₁, R ₂₃, C ₂₃, R ₂₂, C ₂₄, L ₄, C ₂₆, IC ₃, C ₂₂, C ₂₅, R ₂₄, R ₂₅, BG ₉, D ₇, R ₂₇, IC ₄, R ₂₆Form.

IC ₃Be a high-sensitive Infrared Preamplifier special IC, inside has more complete amplification, amplitude limit, detection, wave mode to proofread and correct, and have automatic control, auto brightness level to place restrictions on; Gain amplifier is higher, rises infrared receiving tube D ₆The feeble signal amplification of sending here, amplitude limit, detection, wave mode corrective action are by IC ₃The output of the 1st pin makes BG ₉End, power supply is through R ₂₆, D ₇To C ₂₆Charging, triggering IC ₄Conducting, IC ₄Be a power switch circuit, its control utmost point the 5th pin cut-in voltage is 1.6V, is higher than 1.6VIC ₄The electronic switch conducting provides the 1A electric current to be lower than the 1.6V switch and ends.D ₁₃Indication IC ₄Conducting.

Its relevant elements effect is as follows: C ₂₂, L ₄Form LC resonant tank, resonance at 38KHz, make IC ₃Other clutter filtering on the signal of reception 38KHz, R ₂₂, C ₂₃Form the high frequency negative feedback network, R ₂₃Be the detection resistance of peak detector, C ₂₄Be detection electric capacity, R ₂₄, R ₂₅Adjust BG ₉The working point, R ₂6 is BG ₉Pull-up resistor, again and D ₇, R ₂₇IC is provided ₄Trigger power supply D ₇, R ₂₇, C ₂₆Form delay circuit such as BG ₉By after transferring conducting to, because of D ₇Anti-C partially ₂₆Institute accumulate lotus is through R ₂₇To IC ₄Provide the triggering power supply, through C ₂₆, IC when electric charge is lower than 1.6V ₄Turn-off, delayed time approximately for 10 seconds, make the people IC that inside and outside monitoring section, walks about ₄Do not move R ₂₁Be current-limiting resistance C ₂₁Be filter capacitor.

Two, wireless receiving and dispatching talkback circuit: this circuit comprises the wireless interspeaker of two platform independent, reaches opening door of remote-control, signal, transmits and receives circuit, solenoid valve executive circuit.Two machines different is emission enabling signal, one are to receive, and the execution enabling signal, other is all identical, because of speech range near, less demanding to speech, so adopt simple, four pipe transmission circuits, form the superregeneration working method by four pipes and resistance capacitance, four pipes are all participated in transmitting-receiving work, the efficient height, use amateurish channel, emissive power＜100mW meets Radio Management Regulation, but its power that is used for conversing in the room is enough.Divide high-frequency circuit and low-frequency channel to further describe below.

1, high-frequency circuit divides emission state and accepting state, works as K switch ₁R when L position shown in the accompanying drawing 1 ₄, C ₄Crystal oscillator JT short circuit is because K _1-2Effect is receiving circuit, and is at the corresponding levels by L ₁, L ₂, L ₃, C ₂, R ₁, C ₃, BG ₁, R ₂, R ₃, C ₅, R ₆K switch _1-1To K _1-3Form BG ₁, L ₃And C ₂, R ₂Deng forming the inductance of three-point oscillatory circuit, circuit resonance is about 49MHz, and the signal of receiving from antenna is through pupin coil L ₁To L ₂Be coupled to L ₃Send into BG ₁Carry out superregenerative detection, L ₃2-3 is a tickler, and the low frequency signal after detection is by L ₃The 2nd pin output, pass through K _1-3Send low putting partly to amplify.

Its relevant elements effect is as follows:

C ₅, C ₃Be high-frequency bypass capacitor, R ₁And R ₃Be BG ₁Upper and lower biasing resistance, change R ₁Numerical value can change BG ₁Working current, C ₂Be oscillating capacitance, R ₆Be BG ₁The negative resistance of disconnecting, R ₂Stable operating point is arranged, and tool alternating current-direct current negative feedback, L ₁Be pupin coil, have and improve the effect that emission efficiency shortens antenna length, L ₂Be aerial coil, L ₃Oscillator coil.

Work as K switch ₁When the M position, be emission state, at the corresponding levels by L ₁, L ₂, L ₃, C ₁, C ₂, C ₅, C ₄, R ₂, R ₃, R ₄, crystal oscillator JT, K switch ₁Deng composition (R ₁, C ₃, R ₆By K _1-1, K _1-3Open circuit, special use during for reception, R ₄, C ₄Crystal oscillator JT is by K _1-1Special use when inserting) to emission.By L ₃, C ₂, R ₂, C ₁Deng 3 of inductance or the oscillatory circuit formed, sealed in crystal oscillator JT at positive feedback branch, near resonance frequency, JT is to AC signal impedance minimum, be equivalent to " short-circuit component " thus 49MHz about feedback the strongest, circuit with regard to stable resonance about crystal oscillator frequency 49MHz; Because K _1-3Effect, BG during emission ₁Power supply directly be taken from BG ₃, BG ₄Collector, through B ₁To power supply, when emission, increased BG significantly ₁Electric current because BG ₁Power supply take from BG ₃, BG ₄, with BG ₃, BG ₄The variation of collector voltage and changing, i.e. BG ₁High-frequency signal with BG ₄Voice signal change, and realized the modulation of voice signal to high-frequency signal, the high frequency waves after the modulation are by L ₃, to L ₂To L ₁Outwards launch to antenna.

The relevant elements effect is as follows:

R ₄, R ₃Be BG ₁Biasing resistance up and down, C ₁Be feedback capacity, C ₂Be oscillating capacitance, C ₅Be high-frequency bypass capacitor, R ₂The alternating current-direct current negative feedback is arranged, stablize BG ₁The working point, crystal oscillator JT determines oscillation frequency, the effect of stable oscillation stationary vibration frequency is arranged, K switch ₁For making sending and receiving switch, L ₃Be oscillator coil, L ₃2-3 is a tickler, L ₂Be aerial coil, L ₁Be pupin coil.

2, low-frequency channel: low the putting with low two parts of putting in the second level of the branch first order described.The first order is low puts: during reception by L ₃2 pin output detection after signal, through K _1-3To C ₆, through W ₁Volume is adjusted to R ₅, through C ₈Be coupled to BG ₂, the trend during emission makes loudspeaker Y for sound ₁Produce tone currents, through K _1-4 to C ₈To BG ₂, by BG ₂Amplify, the signal after the amplification is from BG ₂Collector is exported direct lotus root and is closed to BG ₃, BG ₄

At the corresponding levels by C ₆, R ₉, R ₅, C ₇, C ₈, C ₉, BG ₂, C ₁₀, W ₁, R ₇Deng composition.

The relevant elements effect is as follows:

C ₆Input coupling capacitor when being reception, W ₁Regulate volume, R ₅Be isolation resistance, prevent W ₁Put the signal shorts of giving orders or instructions, C ₇, C ₉, C ₁₀Be high-frequency bypass capacitor, C ₈Input coupling capacitor during for emission, R ₇Be BG ₂Pull-up resistor, be again BG ₃, BG ₄Biasing resistance, R ₉Being the negative feedback resistor between low discharging grade, also is BG ₂Biasing resistance.

3, second level low frequency amplifies: BG ₂Low frequency signal after the amplification directly is coupled to BG by collector output ₃Base stage, through BG ₃, BG ₄Complex pipe amplifies output, gives B ₁Be coupled to secondaryly, promote loudspeaker Y ₁Sounding.Voice signal makes loudspeaker produce tone currents when emission, through K _1-4, C ₈Be coupled to BG ₂, to BG ₃, BG ₄The back is by BG ₄Collector is through K _1-3Be defeated by BG ₁Outwards launch by antenna after the modulated high frequency signal.

At the corresponding levels by BG ₃, BG ₄Form complex pipe, R ₈, C ₁₁, R ₇, C ₁₂, R ₁₀, C ₁₃, C ₁₄, B ₁And loudspeaker Y ₁Etc. formation.

The relevant elements effect is as follows:

R ₈, C ₁₁Be frequency correction network, R ₁₀Be used for stablizing the working point of complex pipe, C ₁₂, C ₁₃Be high-frequency bypass capacitor, R ₇Be the biasing resistance of complex pipe, loudspeaker Y ₁Both do the acoustic-electric conversion, done the electroacoustic conversion again, K ₁Make the sending and receiving switch, adopt complex pipe, and between I and II directly lotus root close, can make that circuit is simple, stable performance, efficient improve B ₁Be output transformer, C ₁₄Be filter capacitor.BG ₃, BG ₄Form compositing amplification tube.

Three, opening door of remote-control circuit: this circuit divides the emission part and receives topworks's two parts.

Radiating portion is that secondary machine is proprietary, presses Fig. 1 with C ₁₅Back circuit disconnects, and inserts A, B 2 points.By button AN ₁, R ₃₉, R ₃₈, BG ₄, BG ₃, BG ₂, BG ₁Contour low discharging circuit is formed jointly, is contained among the secondary machine.R ₃₉, R ₃₈With low discharging grade BG ₂, BG ₃, BG ₄Constitute self-excited oscillator, meet down AN ₁The enabling signal frequency is by C ₈Be added on BG ₂Base stage, through BG ₂, BG ₃, BG ₄Secondary amplifies, by BG ₄Collector is defeated by BG ₁, modulation BG ₁, behind the high frequency waves of generation by L ₃Be coupled to L ₂Through L ₁Outwards launch by antenna.

Receive operating part by BG ₅, BG ₆, IC ₁, C ₁₅, R ₁₁, D ₁, R ₁₂, R ₁₃, R ₁₄, C ₁₆, R ₁₅, C ₁₇, R ₁₆, R ₁₇, light emitting diode D ₂, relay J _B, D ₃, pulling force relay 1, flexible cord 2, rigid line 3, magnet 4, door lock 5 and BG ₁Height is put part, BG ₂, BG ₃, BG ₄Low the putting of secondary failed transformer B ₁And C ₄₈, C ₄₉Form.

When antenna receives that the signal of secondary machine emission is after BG ₁Detection, BG ₂Through BG ₃, BG ₄Amplify, by BG ₄Elementary through output transformer to secondary output, to C ₁₅, through C ₁₅, be coupled to BG ₅, through BG ₅Amplify, be added to IC ₁3 pin, through inner amplification ratio, processing such as filtering, frequency detecting, by IC ₁8 pin output low levels, BG ₆Conducting JB adhesive, J _B1Connect, pulling force relay 1 gets electric, and weighing apparatus iron drives backguy 2,3 to left movement, and pulling dead bolt 5 is opened door, and simultaneously, magnet 4 moves, adhesive CK ₁Power supply is connected to C in the contact ₁₈Charging, and make BG ₇Conducting, relay J C adhesive, J _C-1Disconnect warning circuit, guest's safety is entered, D ₂Be Yellow luminous pipe, the indication enabling signal.

Wherein the relevant elements effect is as follows: BG ₁, BG ₂, BG ₃, BG ₄Deng the same talkback circuit of effect, C ₁₅, C ₄₈Be coupling capacitor R ₁₁, R ₁₂Regulate BG ₅The effect of volume stream, BG ₅Play amplification, R ₁₃Be BG ₅Pull-up resistor, C ₁₇, R ₁₄Be respectively oscillating capacitance and resistance, R ₁₄, C ₁₇Can adjust IC ₁Frequency of operation, C ₁6, C ₄₉Be output filter capacitor, R ₁₆Be current limliting protective resistance, R ₁₇Be voltage reducing resistor, yellow light-emitting diode D ₂The indication door opening state, BG ₆For driving triode, D ₃Be protection diode, IC ₁Integrated circuit rises and receives the enabling signal frequency, promotes BG ₆Work.

Four, solid recording and playing circuit: after the infrared monitoring circuit receives signal, IC ₄Conducting solid recording and playing circuit gets electric work, because of K ₁Be automatic reset switch, K when resetting _1-5Connect IC ₅The template playback triggers pin, IC ₅Internal reservoir owner's signal of leaving a message is from the output of 6 pin, through normally closed contact Ja ₁To C ₂₉, to IC ₆Through CI ₆After inner and big, through C ₃₁Promote loudspeaker Y ₂Emit loud sound.When owner goes out to need message, K ₂Push message retaining P, K _2-2Connect IC ₅, the template recording triggers pin, at this moment as pressing K _1-5, upward speech (microphone has been housed on the template) can be recorded down sound, sound arrives IC through microphone facing to door ₅Inner internal storage storage after analog to digital conversion by playback switch, is innerly touched after conversion amplifies through number through take out numeral from storer when needing again, is exported through Ja by 6 pin ₁, C ₂₉, IC ₆, C ₃₁, Y ₂The sounding while is at K _1-6When pressing, connect the playback delay circuit, power supply is through R ₅₆To BG ₁₆, make BG ₁₆Conducting, relay J G adhesive, its normally closed contact JG ₁Separately, disconnect IC ₅The playback end, IC when making intercommunication ₅Stop playback, the 2 minutes JG that delay time approximately discharge IC ₅Recover playback.D ₈Indication recording position, D ₁₃The indication playback position.

The solid recording and playing circuit is by K _1-5, K _2-2The recording playback sound is touched plate IC ₅, C ₂₈, R ₂₈, R ₃₆, D ₈, D ₁₃(two light emitting diodes), C ₂₉, IC ₆, C ₃₀, C ₃₁, Y ₂, C ₄₆, R ₅₇, R ₅₆, BG ₁₆, D ₂₆, composition such as JG.

The relevant elements effect is as follows:

K _1-5, cooperate K _2-2Realize the conversion of recording playback sound, IC ₅Template comprises extensive language integrated circuit of recording and playbacking, dynamic storage, the low part microphone of putting, reach relevant electric capacity, resistance etc., play the recording storage, output playback effect, plus-minus dynamically stores sheet on demand, and can make the recording playback time is 10-64 second, is much of that to general simple message.R ₃₆, R ₂₈Be voltage reducing resistor, D ₈, D ₁₃Indicate recording playback sound state respectively, C ₂₉Be coupling capacitor, IC ₆Play the audio power amplification, C ₃₁Be the output coupling capacitor, C ₃₀Raising IC is arranged ₆The power gain effect, Y ₂Make electroacoustic transducer.IC ₅5 pin are that information storage keeps end, directly in power supply.C ₄₆Be delay capacitor, R ₅₇, R ₅₆Be time delay resistance, BG ₁₆For driving triode, JG carries out the time-lag action relay.

Five, burglar alarm electric-shocking circuit: by C ₃₂, R ₃₇, D ₁₁, D ₁₂, R ₃₅, relay J a, R ₃₀, R ₂₉, C ₃₃, IC ₇, C ₃₄, R ₃₁, BG ₁₀, B ₂, D ₉, SCR, R ₃₄, R ₃₂, C ₃₅, D ₁₀, R ₃₃, C ₃₆, IC ₈, K ₄, C ₂₉, IC ₆, C ₃₀, C ₃₁, Y ₂And magnetic control tongue tube CK ₂To CK ₉Deng composition.

Circuit, power amplifier and electric shock self-defence circuit mainly take place by magnetic control warning circuit, alert sound and form in this circuit; With K ₃, K ₄Opening whole warning circuit is on the alert; When the pickpocket opens gate or window steathily, be contained in the magnetic control probe CK of relevant position ₂, CK ₃, CK ₄Deng, as long as one of them action, making probe leave controlling magnet, interior contacts separately, or line done disconnected, then SCR is by R ₃₄It is logical to trigger electricity, IC ₈Get electric work, send " catching a thief " language alarm, tone currents, Ja gets electric adhesive Ja simultaneously ₁Normally closed contact separates, Ja ₂Connect " catching a thief " chimes of doom electric current, from IC ₈The output of 4 pin is through Ja ₂, C ₂₉, send IC ₆Effect is through C ₃₁Promote Y ₂Send loud chimes of doom, simultaneously IC ₇Get electric work, produce high-frequency oscillation signal, promote BG ₁₀Make B ₂Produce high pressure, through D ₉Acting on door knob etc. after the rectification needs the place of defence, gives the thief with 1.1 ten thousand volts high-voltage electric shock, together with the loud chimes of doom that catches a thief thief's spirit is escaped with animally catching a packet, and D ₁₁, D ₁₂Send ruddiness indication merit.

Its relevant elements effect is as follows: Ja reports to the police and recording playback sound switching relay, and normally closed contact is a recording playback sound state, and adhesive is for reporting to the police R ₂₉, R ₃₀, C ₃₃Be respectively oscillation resistance and electric capacity, C ₃₄Stablize IC ₇Work, R ₃₁Be current limliting protective resistance, BG ₁₀Promote B ₂Produce high pressure, D ₉Play high-voltage rectifying, B ₂Work the effect of boosting, R ₃₅, R ₃₇The current limliting voltage reducing resistor, R ₃₄For SCR triggers resistance, C ₃₅Be SCR false action-proof electric capacity, D ₁₀Be stabilivolt, IC ₈For catching a thief language generation sheet, R ₃₃, C ₃₆Regulate the frequency speed of language, R ₃₂Dropping resistor, C ₂₉, C ₃₁Output capacitance, IC ₆The effect integrated package, C ₃₀Improve IC ₆The effect gain.SCR is the SCR control power turn-on, IC ₇The time base circuit integrated package plays the higher-order of oscillation, promotes BG ₁₀Work, IC ₆The effect integrated package, CK ₂-CK ₉Deng being the magnetic control element.D ₁₁, D ₁₂Be light emitting diode, K ₄The warning power switch, C ₃₂And C ₃₇Be filter capacitor.

Six, the circuit of reporting a case to the security authorities automatically:

This circuit is reported a case to the security authorities by clock oscillator, pulse count distributor, control executive circuit, automatic dial-up circuit, language and is finished common cooperation of circuit, tamper-proof circuit.

As magnetic control probe CK ₂-CK ₉In when having one to disconnect, R ₃₄Trigger the SCR conducting, IC ₁₂Clock oscillator gets electric work, R ₄₀, R ₄₁And C ₃₈Regularly discharge and recharge resistance and electric capacity, decision IC ₁₂Oscillation frequency, IC ₁₂By 6 second one-period speed regularly export pulse, IC ₉Be decimal system count pulse divider, when switching on moment C ₃₉, R ₄₃Produce a spike pulse and deliver to IC ₉15 pin force IC ₉Automatic clear.IC after 6 seconds ₁₂IC during first pulse input ₉3 pin become low level, BG ₁₃Conducting, JD adhesive, its pair group normally opened contact, JD _1-1, JD _1-2Connect, finish automatic off-hook work, second pulse input after 6 seconds, IC ₉The 4th pin output high level, BG ₁₁Conducting, JE adhesive, its contact JE ₁Connect the typematic key (#) of automatic dial-up circuit, will be pre-existing in IC ₁₁In " 110 " alarm telephone, pass through BG ₁₄, BG ₁₅And the words line, be sent to public security bureau " 110 " working telephone, the JE adhesive discharged after about 6 seconds.Sending the number time is three recurrence intervals.

Work as IC ₁₂IC during the 5th pulse input ₉, 1 pin output high level BG ₁₂Its pair of conducting JF adhesive group contacting solid recording and playing circuit, IC ₁₀The playback end, JF ₂With output terminal JF ₁, IC ₁₀With owner's sound of reporting a case to the security authorities of storage in advance, as " * * road, * * feelings, Superb people number appear stealing " etc. through B ₃The words line reports to 110 phone persons on duty along with 6-9 pulse imported, because of D _17-21And C ₄₁Effect JF keep adhesive, about 30 seconds of the time of reporting a case to the security authorities is when the 10th pulse arrives, because of D ₁₅And C ₄₀Retroactive effect, make IC ₉Zero clearing, 3 pin output high level, JD, JF discharge finishes the on-hook operation, this act as when the line is busy the busy tone of dial-up line for the first time etc. 110 not have to connect can the 2nd time, the 3rd time off-hook report a case to the security authorities, remove up to stealing feelings Jie.

Clock oscillator is by R ₄₁, R ₄₀, C ₃₈, IC ₁₂Deng composition, IC ₁₂Be the time base circuit integrated package, rise and regularly export pulse action, R ₄₀, R ₄₁, C ₃₈Be respectively timing resistor and timing capacitor and IC ₁₂Form the clock oscillation pulse producer together.

Pulse count distributor and control executive circuit are by IC ₉, C ₃₉-C ₄₁, R ₄₂-R ₄₅, D ₁₅-D ₂₃, BG ₁₁-BG ₁₃Compositions such as relay J E, JD, JF.

C ₃₉, R ₄₃Be differential capacitance and resistance, C ₄₀, D ₁₅Be feedback capacity and feedback diode, IC ₉Be decimal system count pulse divider, R ₄₂, R ₄₄, R ₄₅Be current limliting protective resistance, C ₄₁Be filter capacitor, stablize BG ₁₂Work, D ₁₆, D ₂₃, D ₂₂Be protection diode, D ₁₇-D ₂₁, be blocking diode, prevent that high output from dragging down BG ₁₁-BG ₁₃For driving triode, JD is for carrying out dislodging machine relay, and JE retransmits the number relay automatically, and JF is the speech output control relay.

Automatic dial-up circuit is by BG ₁₄-BG ₁₅, R ₄₆-R ₅₄, C ₄₂, C ₄₄, D ₂₄, R ₆₁, C ₄₅, JD ₁, JD ₂, JE ₁, IC ₁₁Reach compositions such as dial (of a telephone) G.

R ₄₉, C ₄₄, R ₅₀Form clock oscillation, decision IC ₁₁The clock work frequency.Be respectively oscillation resistance and oscillating capacitance, R ₅₃, R ₅₂, R ₅₄, D ₂₄, C ₄₂Form, mu balanced circuit is to IC ₁₀, IC ₁₁Provide stabilized voltage supply, R ₅₃, R ₅₂, R ₅₄Be divider resistance, D ₂₄Be voltage stabilizing diode, C ₄₂Be filter capacitor, BG ₁₄, BG ₁₅Play amplification, R ₄₆, R ₄₈Be current limliting protective resistance, R ₆₁, R ₅₁Be voltage reducing resistor, C ₄₅Be filter capacitor, IC ₁₁Be the special-purpose pulse dialing integrated circuit of phone, can store 10 figure place sign indicating numbers and dialing brill dish etc. and form automatic dial-up circuit that G is a dialing keyboard.

The language circuit of reporting a case to the security authorities is worked as JF ₁, JF ₂Connect IC when closed ₁₀Playback end, and output terminal, IC ₁₀The owner of internal memory reports a case to the security authorities sound by IC ₁₀The output of 6 pin is through C ₄₃To B ₃Sensing time utmost point sends outside the words alignment.

This circuit is by IC ₁₀, C ₄₃, B ₃, AN ₂JF ₁, JF ₂, R ₅₂, R ₅₃, D ₂₄, C ₄₂Deng composition, IC ₁₀Be solid recording playback sound template the 4th IC together ₅AN ₂Be record button, C ₄₃Be coupling capacitor, B ₃Be output transformer, R ₅₃, R ₅₂, D ₂₄, C ₄₂Form mu balanced circuit power supply is provided.

Seven, tamper-proof dual power supply feed circuit: this function can come in to destroy alarming horn Y the robber ₂, the K switch of cutting off the electricity supply ₃, K ₄After, can guarantee the circuit operate as normal of reporting a case to the security authorities automatically.This function mainly is to be finished by relay J h, magnetic control probe CK ₂A break contact is arranged in-9, and SCR is by R ₃₄Triggering and conducting, the circuit of reporting a case to the security authorities gets electric work JH adhesive simultaneously, its pair group contact JH automatically ₁, JH ₂Connect the phone stabilized voltage supply through D ₂₇, R ₆₀, C ₄₇, D ₂₈, R ₅₉, D ₂₉Form stabilized voltage supply for reporting a case to the security authorities circuit working; JH relay self-insurance simultaneously is at this moment as closing K ₃, K ₄, just inoperative, reach tamper-proof function, only need click normally closed switch AN as disconnecting the circuit of reporting a case to the security authorities ₃Relay outage JH ₁, JH ₂The contact discharges, dump.Also available two groups of bridge-type voltage stabilizing rectifier power sources power supply, in order to avoid phone line+,-wrong, do not draw in addition among the figure.

Its each relevant elements effect is as follows:

JH controls power supply relay, D ₂₇, D ₂₉, anti-power supply refluence commutation diode,

Eight, delay circuit: have two, in the solid recording and playing circuit, simply described for last, describe owner's safe delay circuit that opens the door below emphatically: by R ₁₈, R ₁₉, R ₅₅, D ₂₅, C ₁₈, BG ₇, D ₄, relay J C magnetic switch CK ₁Deng composition.IC ₁After receiving enabling signal, 3 pin output high level, BG ₆Conducting, JB adhesive JB ₁Contact is connected, pulling force relay 1 electric work, weighing apparatus iron move to left, soft drawn wire 2, hand-drawn wire 3, pulling dead bolt door is opened (not having flexible cord 2, purpose is that Key opens the door) simultaneously magnet 4 be moved to the left, inhale moving tongue tube inner contact contact (action was identical when key opened the door) power supply to C ₁₈Charging, BG simultaneously ₇Conducting, J _CAdhesive, J _C-1Contact separates, the warning power supply disconnects.D ₂₅Luminous indication can be entered safely.Close behind the door, magnet 4 leaves tongue tube, CK ₁Contact separates, because of C ₁₈Be large bulk capacitance, CK ₁Separately, C ₁₈Institute accumulate lotus passes through R ₁₉Through BG ₇The discharge of the bt utmost point, BG ₇Still keep conducting state, JC adhesive J _C-1Contact separated, through two minutes C ₁₈Deficiency is fallen in tele-release so that BG ₇Conducting, J _CDischarge BG ₇End, time-delay finishes.

R ₁₈, R ₁₉For resistance R is regulated in time-delay ₁₈Be high resistance measurement, C ₁₈Be large bulk capacitance, D ₄The protection diode, CK ₁Be the magnetic control tongue tube of two parallel connections, only draw one among the figure.D ₂₅Light emitting diode, R ₅₅Divider resistance, BG ₇Also can use two triodes instead amplifies to reduce C ₁₈Capacity does not draw among the figure in addition.

Accompanying drawing 2 is second kind of said entryphone circuit of embodiment.

With described in first kind of embodiment, talkback circuit is identical basically for circuit among Fig. 2, here retell difference.Host machine part on the door has increased power supply control delay circuit, has left out opening door of remote-control, receiving circuit.Delay circuit act as does not keep the disconnection of dynamo-electric source at ordinary times, presses bell button K when the guest comes ₁, K _1-5Power connection, delay circuit gets electric work.J _A-1Contact is the intercom power connection.

Intercom gets electric work, at this moment as the guest facing to the loudspeaker sound of speaking, will launch with high frequency waves, received K by indoor secondary machine ₁Be 6 * 2 self-resetting switch, unclamp K when guest's defensive position of talking ₁Reset at receiving position, power supply has two minutes J because of the delay circuit effect _A-1Connect, so press K in the secondary machine as owner ₁Facing to the loudspeaker one's voice in speech, the last receiver of quilt door is received and is emitted sound.Time-delay one is crossed power supply and is disconnected red luminotron D ₁Extinguish, also can be as the words that the guest needs by K on the Xiamen ₁Repeat above process, the delay circuit principle is with the 8th.

Second kind of embodiment is two independent intercoms in sum, and door top comprises that still accompanying drawing two all (removes D ₂), indoor section is being kept the machine state at ordinary times, so remove delay circuit, K ₃Replace J _A-1Position D ₂Words sound is received in indication, glimmers with audio frequency.Other principle effect is with the 2nd.

Accompanying drawing 3 is the said smart electronics entrance guard of a utility model host panel synoptic diagram (first kind of embodiment).

Accompanying drawing 6 is the block diagram of first kind of enforcement.

Accompanying drawing 4 is the third embodiment, plays the effect of simple wireless music doorbell, divides two parts, and accompanying drawing 5 is a radiating portion, and accompanying drawing 4 is for accepting part.

Radiating portion is by L ₃, L ₄, L ₆, C ₇, C ₈, C ₉, C ₁₀, R ₅, R ₆, R ₇, D ₅, BG ₄, BG ₅, K ₂, power supply E forms.BG ₄, BG ₅, L ₄, C ₆, C ₇Deng composition bikini LC pusb pull oscilator, C ₈, C ₉Be feedback capacity, because positive feedback makes oscillator produce the high frequency continuous oscillation, the generation frequency is the high frequency waves about 28MHz, by L ₄Sense L ₃Outwards launch by antenna.

The relevant elements effect is as follows:

L ₃Be aerial coil, L ₄Be oscillator coil, C ₆, C ₇Be oscillating capacitance.R ₅, R ₆Be biasing resistance.C ₈, C ₉Be feedback capacity, C ₁₀Be filter capacitor, R ₇Be voltage reducing resistor, D ₅The indication emission state, radiating portion only plays simple trigger switch effect.

Receiving unit: by C ₁, C ₂, L ₁, L ₂, C ₃, D ₁, D ₂, D ₃, D ₄, BG ₁, BG ₂, BG ₃, R ₁, R ₂, R ₃, R ₄, IC ₁, IC ₂Musical film, Y ₁, K ₁, power supply E, C ₄, C ₅Deng composition.By the signal of antenna induction, through antenna capacitance C to emission ₁To L ₁, because C ₂, L ₁The resonant tank of forming, resonance make this induction of signal maximum at 28MHz, are coupled to L ₂After D ₁, D ₂The voltage-multiplying circuit of forming is with the induced signal voltage multiplying rectifier, and the signal after the rectification is sent into BG ₁, BG ₂In the complex pipe of forming, make the complex pipe conducting, the negative pulse that produces during conducting makes IC ₁Time base circuit triggers upset, IC ₁3 pin output high level is through R ₃To IC ₂Musical film gets electric work, output audio signal, through BG ₃Amplify back promotion loudspeaker Y and send musical sound, tell owner, guest to come, and D ₄Send red flash of light.2 eyes of rag baby are light, remind owner with the form of acousto-optic.R ₂, C ₅For transmitter button on time delay resistance and electric capacity, the door is decontroled the effect IC of back because of time delay resistance and electric capacity ₁Be operated in temporary stable state, IC is crossed in time-delay one ₁Set, IC ₂Outage, Y ₁Noiseless.

Its relevant elements effect is as follows: C ₁Be antenna capacitance, C ₂, L ₁Form the LC resonant tank, resonance is at 28Mhz, L ₂, C ₃, D ₁, D ₂Form voltage doubling rectifing circuit, R ₁Be pull-up resistor, IC ₁The time base circuit integrated package rises and triggers set, effects such as time-delay, R ₂Be time delay resistance, C ₅Delay capacitor, R ₃Protective resistance, IC ₂Music generation integrated package, R ₄Be IC ₂Oscillation resistance, D ₄Indication radio reception effect, BG ₃Play low playing function, Y is a loudspeaker.C ₄Be IC ₁Stable electric capacity, BG ₁, BG ₂Play compound amplification.

Power unit: because of this machine is being kept the door top not power consumption substantially of machine state, first kind of embodiment, have only infrared observation circuit, consumption on a small quantity, so adopt the power supply of two Battery packs, one group on door, another is organized in secondary machine, first kind of embodiment Yin Kaimen pulling force relay usefulness～220V, so the yet available stabilized voltage supply power supply in door top with conserve batteries, is not drawn among the figure in addition.

Turn on the power switch K ₃, and with intercommunication voice mail switch K ₂Put intercommunication position O, open the warning circuit K switch ₄The infrared monitoring circuit is started working, D ₅Outwards at this moment the emission infrared beam when the people being arranged outdoors from the door 0.5-1 rice left and right sides time, can pass through W ₃Regulate monitoring distance) infrared beam is by a human body reflected back part, and the light beam of reflected back is by D ₆After the reception, deliver to IC ₃In after shaping is amplified, make BG ₉End, at this moment IC ₄Conducting, and make D ₁₃Glow and indicate, power supply is through IC ₄Supply with the recording playback sound to the opening door of remote-control circuit of making peace; Because of K ₁Be one 6 * 2 automatic reset switch, can reset at the L state of reception, playback, the solid recording and playing circuit gets electric back because of K _1-5LConnect the playback end, so IC ₄One conducting, IC ₅Work output audio electric current is through IC ₆Power amplifier makes Y ₂Sounding is emitted the sound of owner under recording in advance, as " guest, you are good, please by button speech on the door " etc.If at this moment the people of Laiing is not the guest, continuous speech can make messenger leave, as long as messenger exceeds infrared observation district, Y ₂Just stop sound automatically.If the guest hears Y ₂The language of emitting will ordinarily be talked about and press K switch ₁, D ₈Just send green glow, indication recording, emission state.K ₁M position, place is emission, and the guest is facing to door speech, Y ₁But the acoustic-electric conversion is through BG ₂-BG ₄Amplify, then by BG ₁Outwards emission is simultaneously because K _1-6Effect connect BG ₁₆, the JG delay circuit, its contact of JG JG ₁Cut off playback end Y ₂Stop sound.Receiver is the same with talkback circuit among Fig. 1 in the indoor secondary machine, just from C ₁₅Rising does not have the opening door of remote-control circuit, but from A, the B two terminations coding button of going into to open the door, power supply is directly by K ₃Switch is supplied with, when keeping machine, after the signal of launching on the door is received by antenna, through BG ₁Superregenerative detection, BG ₂-BG ₄Low putting is through B ₁Promote Y ₁Sounding, D simultaneously ₁₄The glittering indication from doll's eye; Have the guest to come, owner can press K ₁To the M position, can with guest's intercommunication, and can press opening door of remote-control button AN ₁, by the receiver on the door through BG ₁-BG ₄Amplification is by B ₁Output, C ₁₅Be coupled to the opening door of remote-control circuit, IC ₁Export high level after receiving signal, BG ₆Conducting, the pulling force relay power is connected in the JB adhesive, and weighing apparatus iron is moved to left, and drives dead bolt door is opened, simultaneously D ₂Jaundice light indication is opened the door, when magnet 4 moves to left with weighing apparatus iron with CK ₁The contact adhesive, at this moment delay circuit gets electric work, BG ₇Conducting, JC adhesive, its contact J _C-1Disconnect, warning circuit cuts off, simultaneously D ₂₅Luminous indication can be entered safely, and guest's safety is entered the room (the dead bolt action was the same when owner turned the key in the lock), and the guest comes in to shut the door, two minutes delay time one mistakes, and warning circuit recovers to keep the machine state immediately.Going out as owner can be K on the panel ₂Put message position P, intercommunication like this, opening door of remote-control circuit just cut off, and owner is pressing K outdoors ₁, D ₈Luminous, owner can go up message just recorded facing to door, and language is through IC ₅Touch number conversion, be stored in IC ₅In storer in, IC ₅For in the solid recording playback sound template microphone, dynamic storage, language playback circuitry etc. being housed, the recording playback time is 10-64 second, decides on the sheet number of device, memory.Owner records the message back and decontrols K ₁, treat after two minutes (because of BG ₁₆, delay circuit effect such as JG) Y ₂Just emit recording audition, owner then can rerecord if be unsatisfied with; Y when coming as the guest ₂Can emit owner's announcement record automatically, the guest also can leave a message by owner, presses K ₁Stay and speak.Prize the place that door and window etc. has magnetic switch to give to put if any the thief.Slightly just can trigger the controllable silicon SCR conducting as long as make it to move, make whole observation circuit get electric work, IC ₈Language generation sheet just sends the tone currents that catches a thief, Ja adhesive simultaneously, its contact Ja ₁Connect IC ₈To power discharging IC ₆Circuit Y ₂Just continuous alarm.And make IC ₇Work produces high-frequency current, through D ₉Export the high pressure of 11KV, make it to act on the place of need protections such as door handle, simultaneously D ₁₂, D ₁₁Send ruddiness, generation sound, light, electricity make the thief in spirit with animally catch a packet, and warning circuit is in case trigger the work that does not just stop, CK ₂-CK ₉Just inoperative, at this moment only turn off K ₄Or K ₃Alarming electric shock could stop.At the IC simultaneously that reports to the police ₁₂Get electric work, produce timing pip, flip-flop number divider IC ₉, make BG ₁₃, BG ₁₁, BG ₁₂Three drive triode, regularly conducting JD, regularly adhesive of JE, JF, its contact JD _1-1, JD _2-1Automatic off-hook work is finished in adhesive, after 6 seconds, and JE adhesive, its contact JE ₁, connect redial key (#) and will be stored in IC in advance ₁₁In 110 telephone numbers send (about 18 seconds) JF adhesive after three recurrence intervals, its contact JF through words outside the alignment ₁, JF ₂Connect, so just can will be stored in IC in advance ₁₀Warning language in the solid playback circuitry as " * * street * * robber number arranged, please fast messenger " etc., through C ₄₃, B ₃Circuit sends, and finishes automatic off-hook, dialing, the language supervisor of reporting a case to the security authorities.At this moment automatic hand-up after one minute if do not close K ₃, K ₄And press AN ₃Switch, the circuit of reporting a case to the security authorities automatically can carry out continuously, and for guaranteeing the circuit reliably working of reporting a case to the security authorities, we also are provided with tamper-proof dual power supply feed circuit: promptly be made up of Jh and voltage-stabilized power supply circuit, make the SCR conducting, warning circuit work, Jh adhesive, its pair group contact JH ₁, JH ₂Connect, phone stabilized voltage supply, phone power supply are through R ₅₉, R ₆₀Decompression.C ₄₇Filtering, D ₂₈Supply to report a case to the security authorities circuit working after the voltage stabilizing, the JH self-insurance, even at this moment the robber comes in to have destroyed alarming horn, the K switch of cutting off the electricity supply ₃And K ₄Also harmless, reach tamper-proof function.As cutting off the circuit of reporting a case to the security authorities, as long as click normally closed button AN ₃, JH outage like this, JH ₁, JH ₂Discharge dump.

Claims (8)

1, a kind of smart electronics entrance guard is characterized in that forming by being installed in main frame on the door and annex and secondary machine, and main frame is by infrared observation, wireless talkback, opening door of remote-control, solid recording playback sound, burglar alarm, electric shock are defended oneself, are reported a case to the security authorities automatically, and time-delay and tamper-proof circuit are formed.

2, smart electronics entrance guard as claimed in claim 1 is characterized in that main frame and the machine of paying is wireless connections, and the machine of paying is by wireless talkback and shake the control radiating circuit that opens the door and form, and is the part handicraft.

3, smart electronics entrance guard as claimed in claim 1 is characterized in that said infrared ray is monitored automatically, circuit is by infrared transmitter and infrared radiation receiving circuit, control IC ₄The conducting of electronic switch, and then control solid recording and playing circuit, talkback circuit.

4, smart electronics entrance guard as claimed in claim 1 is characterized in that said wireless talkback circuit, and the opening door of remote-control circuit is by the wireless transceiver circuit in the wireless transceiver circuit in the main frame and the machine of paying, and constitutes the intercom of two platform independent, and by the AN on the secondary machine ₁Button, the pulling force relay 1 on relay J B that shaking in the main control system controlled in the circuit that opens the door and then the control gate in the annex drives dead bolt and opens the door.

5, smart electronics entrance guard as claimed in claim 1 is characterized in that said solid recording and playing circuit, is to be monitored automatically by infrared ray, the electronic switch IC of control ₄And K ₁, K ₂The common cooperation controlled on/off, and then the control language integrated circuit of recording and playbacking, the guest left a message or playback.

6, smart electronics entrance guard as claimed in claim 1 is characterized in that said anti-theft warning circuit, and electric shock self-defence circuit is by magnetic switch CK ₂-CK ₉The conducting of control triggering controllable silicon SCR, and then circuit takes place in the alert sound of control, the self-defence circuit that shocks by electricity, and have magnetic switch CK ₁Control delay circuit and then pilot relay JC, alert sound of control and self-defence circuit constitute the delayed alarm circuit that owner's key opens the door.

7, smart electronics entrance guard as claimed in claim 1 is characterized in that the said circuit of reporting a case to the security authorities automatically, is by magnetic switch CK ₂-CK ₉Control triggers the controllable silicon conducting, and then makes IC ₁₂Clock oscillator, IC ₉Relay is carried out in pulse count distributor work, and then control, JD, JE, JF, and control automatic take offing machine circuit, automatic dial-up circuit, the circuit of reporting a case to the security authorities automatically.

8, smart electronics entrance guard as claimed in claim 1 is characterized in that said time-delay and tamper-proof circuit, is by magnetic switch CK ₂-CK ₉Control triggers controlled brick SCR conducting, dual power supply power supply simultaneously, its contact of relay J H adhesive JH1, JH ₂Connect the phone electric wire respectively, make the circuit of reporting a case to the security authorities automatically at the destroyed K of SCR ₃, K ₄Under the situation of closing, power by the phone outside line.

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