CN201054166Y - A theftproof alarming door bell - Google Patents
A theftproof alarming door bell Download PDFInfo
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- CN201054166Y CN201054166Y CNU2007200408711U CN200720040871U CN201054166Y CN 201054166 Y CN201054166 Y CN 201054166Y CN U2007200408711 U CNU2007200408711 U CN U2007200408711U CN 200720040871 U CN200720040871 U CN 200720040871U CN 201054166 Y CN201054166 Y CN 201054166Y
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Abstract
The utility model relates to an antitheft device used in daily residence, in particular to an antitheft warning doorbell suitable for hearing handicap people. The utility model comprises a sender for sending a code signal and a receiver for receiving the code signal and decoding, the output terminal of the decoded signal of the receiver is connected to the input terminal of one or more of a voice frequency circuit, a flash circuit and a vibrating circuit, and the voice frequency circuit, the flash circuit and the vibrating circuit are used for providing a warning signal. Besides setting one form of sound promoting form, flash prompting form and vibration prompting form, the utility model also provides the combined operating form of the sound promoting form, the flash prompting form and the vibration prompting form, thereby greatly widening the sensing channel of a user, and being convenient for the operation of the user because the sender and the receiver are communicated in a wireless way.
Description
Technical field
The utility model relates to a kind of daily shelter anti-theft device, is specially the burglar alarm doorbell that a kind of suitable dysaudia personage uses.
Background technology
In general, traditional household burglar alarm doorbell is based on single auditory tone cues, but the user that obstacle is arranged for hearing, old man as deaf person or hearing decay, and when having noise or house soundproof effect strong around the house at user place, the function of traditional burglar alarm doorbell will be very limited, and it is difficult to play warning function, so not only will make the user face the danger that suffers property loss, but also the consequence that will cause other to be difficult to expect.
Summary of the invention
The purpose of this utility model provides a kind of burglar alarm doorbell of being convenient to dysaudia personage perception.
For achieving the above object, the utility model has adopted following technical scheme: this device comprises transmitter and receiver that received encoded signal is also decoded of a transmit coded signals, the output terminal of the decoded signal of receiver is connected to the input end of the one or more circuit in voicefrequency circuit, flasher circuit and the vibrating circuit, and described voicefrequency circuit, flasher circuit and vibrating circuit are used to provide alarm signal.
As shown from the above technical solution, a kind of mode of the utility model in being provided with auditory tone cues, flash of light prompting and vibration prompt separately, the mode that is used in combination of above-mentioned three kinds of promptings can also be provided, thereby widened user's perception channel widely, and between transmitter and the receiver be radio communication, convenient for users to use; Flash of light prompting of the present utility model has very big applicability, and under theoretical situation, as long as eyes have light sensation, the user just can experience the flicker of flashlamp, thereby reaches the purpose of prompting; Prompting when vibration prompt can be used for sleeping is noted in time to notify the user.
Description of drawings
Fig. 1 is a theory diagram of the present utility model;
Fig. 2 is the theory diagram of transmitter;
Fig. 3 is the theory diagram of receiver;
Fig. 4 is the theory diagram of wired Vib.;
Fig. 5 is the theory diagram of wireless vibration device;
Fig. 6 is the circuit theory diagrams of transmitter;
Fig. 7 is that the circuit theory of receiver is always schemed; Fig. 7-the 1st, the power supply of receiver and the schematic diagram of power indicating circuit; Fig. 7-the 2nd, the antenna matching of receiver receives the schematic diagram of modulation and amplifying circuit; Fig. 7-the 3rd, the decoding circuit schematic diagram of receiver; Fig. 7-the 4th, the function selector circuit schematic diagram of receiver; Fig. 7-the 5th, 555 delay circuit schematic diagrams of receiver; Fig. 7-the 6th, the flash lamp circuit schematic diagram; Fig. 7-the 7th, the music circuit schematic diagram; Fig. 7-the 8th, the plug receptacle circuit theory diagrams;
Fig. 8 is the circuit theory diagrams of wired Vib.;
Fig. 9-the 1st, the antenna matching of wireless vibration device receives modulation and amplifying circuit schematic diagram; Fig. 9-the 2nd, the decoding circuit schematic diagram of wireless vibration device; Fig. 9-the 3rd, time-delay vibrating circuit schematic diagram.
Embodiment
The utility model is made up of transmitter, receiver, Vib. three parts, describes below in conjunction with accompanying drawing.
Transmitter: 12V powered battery, the transmitter radiation pattern is fixed fire, transmission frequency is 315MHz, for avoiding the same frequency false triggering, portion is added with coding chip PT2622 (containing address code and numeric data code) within it, and same receiver has the decoding chip PT2272 with its pairing, have only two chips coding identical, decoding chip just can be exported useful signal, otherwise does not export useful signal.The switchgear of the utility model transmitter comprises the magnet that is arranged on the transmitter outside and is arranged on the tongue tube of transmitter inside, the field drives that tongue tube is produced by magnet, and magnet is in approaching with transmitter or separates two states.During actual the use, in magnet or the transmitter one can be arranged on rotating door or window place, another be fixedly installed on can the generation effect near zone, when the people opens door or window without permission, because of the variation of magnet and emitter position has changed the magnetic field intensity that acts on the tongue tube, therefore the duty of tongue tube changes, and and then connect transmitter power, transmitter is started working, coding chip PT2262 exports a string coded data, and these data are modulated into high-frequency signal through the 315MHz frequency modulation (PFM), last high-frequency signal is gone out by antenna transmission, in conjunction with Fig. 1, shown in 2 and 6.
Receiver: mains-supplied, have attaching plug, directly connect alternating current 220V socket (plate).Receiver has four kinds of working methods such as flash of light, music, flash of light+music, no any operation, and four kinds of modes are selected by toggle switch.And bottom doorbell, be added with
Jack, be used to connect wired Vib., Vib. and flashlamp are worked simultaneously.If add the wireless vibration device, Vib. and receiver are worked simultaneously.Receiver receives the 315MHz high-frequency signal that transmitter sends by antenna, through antenna matching, demodulation, shaping outupt coded signal, sends into decoding chip PT2272 decoding output again, and the signal of output is selected control function (four kinds of working methods) through selector switch.The realization of flash function: decoded output signal triggers 555 delay circuits, 555 time delayed signals divide two-way to drive: one road driving switch pipe make the actuating of relay and in delay time hold mode, to connect the flash lamp circuit power supply, make flashlamp work, time-delay finishes, and flashlamp quits work; Another road is passed through
Jack drive wired Vib..The realization of music function: decoded output signal directly triggers the Music Clip trigger end, makes the musical film sounding.Referring to Fig. 1,3,7.
Vib.: Vib. is divided into wired Vib. and wireless vibration device, referring to Fig. 4,5.When needing, wired Vib. passes through
Two core plugs patch in the jack of receiver, in case 555 time delayed signal is arranged, drive the Vib. internal relay at once, connect the vibrating motor power supply, vibrator works, time-delay finishes, and quits work.Wireless vibration device inside has wireless receiving circuit, wireless receiving circuit uses monolithic integrated chip MICRF002, directly finish reception, demodulation to launcher signal, the signal of output is sent into decoding chip PT2272 decoding output and is triggered 555 delay circuits, 555 time delayed signals drive the Vib. internal relay, connect the vibrating motor power supply, vibrator works, time-delay finishes, and quits work.
Wireless transmission distance can reach 300m farthest; The flash of light prompting is eye-catching, timely; When being used for rest, vibration reminds; Music tip is a ding-dong sound.Transmitter is launched once, the flashlamp of receiver flicker 8～10 times, and scintillation time is 5.5 seconds, and sound is 3 ding-dong sound, and the Vib. time of vibration is 5.5 seconds.
Below in conjunction with accompanying drawing circuit connection of the present utility model and principle of work are elaborated.
As shown in Figure 6, transmitter is made up of power supply, on-off circuit, indicating circuit, coding circuit, modulation circuit and radiating circuit, 14 pins and the signal indicating circuit of the on-off circuit control coding chip that constitutes by reed switch relay and triode, make scrambler 17 pin output signals drive modulation circuit, modulation circuit is through the capacitively coupled launching electromagnetic wave.
Transmitter comprises on-off circuit and indicating circuit, as shown in Figure 6, the positive pole of tongue tube J1 one termination battery BT1, the other end links to each other with an end of resistance R 9 and capacitor C 1, resistance R 9 other end ground connection, the base stage of another termination triode Q1 of capacitor C 1, be connected a resistance R 2 between the base stage of Q1 and the emitter, its emitter links to each other with the positive pole of battery BT1, the collector of Q1 is connected with an end of resistance R 7, resistance R 7 constitutes the base stage that bleeder circuit drives triode Q2 with R4, be connected capacitor C 3 between the base stage of Q2 and the emitter, the grounded emitter of Q2, resistance R 1 one ends link to each other with power supply, the collector of another termination triode Q2, one termination battery BT1 of resistance R 3, the anode of other end sending and receiving optical diode D1, the negative electrode of D1 is connected with the collector of triode Q2, the ON-OFF control circuit that connects and composes transmitter and the signal indicating circuit of said elements.
Transmitter comprises coding circuit, and as shown in Figure 6, coding chip is selected PT2262 for use, and its 14 pin links to each other with the collector of triode Q2, and 15,16 pin also connect an oscillation resistance R5, and 18,9 pin connect the positive and negative electrode of battery BT1 respectively.
Coding chip PT2262 is provided with eight bit address sign indicating numbers, and (A0～A7), each coded address connects power supply, ground connection, unsettled three kinds of states, so this coding chip can be compiled 3 the individual not duplication code of 8 powers (6561).Have only the PT2272 address code of receiving end identical with it, could match use.
During coding chip PT2262 work, 14 pin are low level, and 15,16 pin connect oscillation resistance, the determination data oscillation frequency, and 17 pin outputting encoded datas, data mode are the high-low level combination.
Transmitter comprises modulation circuit and radiating circuit, as shown in Figure 6,17 pin of coding chip PT2262 link to each other with current-limiting resistance R8 one end, the R8 other end connects the base stage of triode Q4, the grounded emitter of triode Q4, the emitter of collector and another triode Q3 is connected, the positive pole of inductance L 2 one termination battery BT1, another termination capacitor C 5, the other end of C5 links to each other with the emitter of triode Q3, and the base stage of Q3 connects 2 pin of crystal oscillator Y1, and the emitter tandem electric inductance L1 of Q3 links to each other with the positive pole of battery BT1,1 pin of crystal oscillator Y1 connects the positive pole of battery BT1,3 pin ground connection, parallel resistance R6 between 1 pin and 2 pin, 1 pin and 3 pin also connect capacitor C 2, the collector of triode Q3 connects coupling capacitor C 4, and the other end of C4 connects emitting antenna.
As shown in Figure 6, under the normal condition, tongue tube J1 is closure state, and triode Q1 ends, and causes triode Q2 also to end, and 14 pin of coding chip PT2262 are high level, the output of 17 pin no signals, and transmitter is not worked; Open the window without permission or during the gate, because the change in magnetic field, tongue tube J1 changes off-state into by closure state as the people, disconnect moment, the Q1 conducting, Q2 is conducting also, and 14 pin of PT2262 become low level, and 17 pin have signal output; When 17 pin of coding chip are exported high level, drive triode Q2 through current-limiting resistance R8 (33K), make the oscillatory circuit work of being made up of 315MHz crystal oscillator Y1, high-frequency tube Q3 and resistance capacitance inductance element, output 315MHz high-frequency modulation signal is launched by antenna after capacitor C 4 couplings.When 17 pin level are low level, the blocking of oscillator, no high-frequency modulation signal output.
Receiver comprises power supply and power indicating circuit, shown in Fig. 7-1, civil power 220V one line connects R1, the end of C1, R1, another line of the C1 other end and 220V connects rectifier bridge, the rectifier bridge negativing ending grounding, positive pole meets current-limiting resistor voltage divider R15, R15 connects with stabilivolt VZ1 and constitutes mu balanced circuit, the plus earth of stabilivolt VZ1, capacitor C 5, C8 is connected in parallel on stabilivolt VZ1 two ends, forms filtering circuit, formation power indicating circuit in parallel with VZ1 behind the resistance R 5 serial connection light emitting diode D14, the negative electrode of VZ1 connects input pin 1 pin of three-terminal voltage-stabilizing pipe 78L05, the 2 pin ground connection of 78L05, output pin 3 pin and 2 pin C4 in parallel, the C7 filter capacitor, 3 pin connect current-limiting resistor voltage divider R14, the other end of R14 C3 in parallel with ground, the C6 filter capacitor, output voltage JSP.
After alternating current 220V voltage process RC (R1, C1) the decompression network step-down, it is carried out full-wave rectification, promptly four commutation diodes constitute full-wave rectifying circuits.Constitute filter circuit of pressure-stabilizing by current limliting divider resistance R15, voltage stabilizing diode VZ1 and capacitor C 5, C8 after the rectification, voltage is stabilized in 8.2V; 8.2V voltage is again through three-terminal voltage-stabilizing pipe 78L05 output 5V voltage; 5V voltage is exported JSP voltage through current limliting divider resistance R14.8.2V voltage mainly is to be flashlight driving circuit and delay circuit power supply, and lights the LED luminotron, is convenient to the power work indication; 5V voltage is mainly the musical film power supply; JSP provides power supply for receiving circuit and decoding circuit.
Receiver comprises that antenna matching receives modulation and amplifying circuit, shown in Fig. 7-2, receiving antenna E1 connects the collector of inductance L 2, capacitor C 17 and triode Q5, L2, the C17 other end connect resistance R 9, R18 and capacitor C 15, the R9 other end connects R14 (JSP voltage), and the C15 other end connects the base stage of Q5.The collector and emitter of triode Q5 also connects capacitor C 18, and emitter connects inductance L 3, and base stage connects C16, R17, R19.C14 after the other end of L3 and the parallel connection and R21 are connected in series back ground connection, C16 other end ground connection, the R17 other end also connects R14 (JSP) back serial connection capacitor C 13 ground connection, the anode of another termination fast recovery diode of R19 D8, the plus earth of D8, a pair of earth capacitance C12 of another termination of R18 and the positive pole that is connected coupling capacitor C 19.
The negative pole of C19 connects 1 pin of six reverser U3 (CD4069), 1,2 pin shunt capacitance C21 and the resistance R 22 of U3,2,3 pin link to each other, 3,4 pin parallel resistance R23,4,5 pin shunt capacitance C20,5,6 pin shunt capacitance C22 and resistance R 27,5 pin connect an end of resistance R 26, and the R26 other end connects R14 (JSP), and 6 pin link to each other with 11 pin, 10,11 pin parallel resistance R24,10 pin connect the negative electrode of diode D9, and 9 pin connect anode and the R14 (JSP) of D9,8 pin output WX_I, 14 pin of U3 meet R14 (JSP), 7 pin ground connection.
After antenna receives high-frequency signal, form the detection mixting circuit that the antenna-matching circuit of LC oscillatory circuit and triode Q5 and capacitance-resistance sensing unit form by L2, C17 the high-frequency signal that receives is carried out demodulation, the signal INCD that demodulation is come out is coupled to 6 not gate chip CD4069 through C19, the amplifying circuit that the not gate of CD4069 and not gate and resistance constitute amplifies and shaping restituted signal, last outupt coded signal WX_I.TO11 among the figure represents that 6 pin link to each other with 11 pin.
Receiver comprises decoding circuit, and shown in Fig. 7-3,18 pin of decoding chip U4 (2272_M4) connect R14 (JSP), 9 pin ground connection, and 14 pin link to each other with 8 pin of six reverser U3 (CD4069), and 15,16 pin also meet oscillation resistance R28,17 pin output WX_O.
Coded signal WX_I imports 14 pin, if the coded signal address is consistent with the demoder address, and 17 pin output (WX_O) high level, otherwise no-output.Resistance R 28 is a chip oscillate resistance.
Receiver comprises function selector circuit, shown in Fig. 7-4, is made up of toggle switch and diode.
The 3rd pin of toggle switch SW1 connects 17 pin of decoding chip U4 (2272_M4), 1 pin (A shelves) connects 555 delay circuit driving stage resistance R 2,2 pin (B shelves) connect 2 pin of Music Clip MSC-102E, 4 pin (C shelves) are connected respectively to 2 pin (B shelves) and 1 pin (A shelves) of toggle switch by two diode D6 and D7, and 5 pin are unsettled.
The FLASH shelves are selected flash mode; The MSC shelves pattern that selects a sound; FLASH, MSC shelves are selected flash of light+acoustic pattern.D6, D7 play buffer action among the figure.
Receiver connects 555 delay circuits, shown in Fig. 7-5, the end of R2 connects 1 pin that gear is selected the toggle switch SW1 of circuit, the other end connects the base stage of triode Q2, triode Q2 grounded emitter, collector connects 2 pin of pull-up resistor R3 and 555 timer U5, and the other end of pull-up resistor R3 connects 8 pin of U5.The 1 pin ground connection of 555 timer U5,4,8 pin link to each other and are connected to the negative electrode of the stabilivolt VZ1 of power circuit.6,7 pin link to each other and connect a ground capacitance C9, and R11 also connects 8 pin and 7 pin of U5.The 3 pin output time delayed signal JQ of U5.
The delay function of delay circuit is finished by 555 timers, and delay time length is determined by the product of R11 and C9.It is high level at ordinary times that time-delay triggers pin two, and decoded signal WX_O is by selector switch gating FLASH delay circuit, and the FLASH signal drives Q2 makes the 2nd pin produce negative edge, triggers 555 timers, and the 3rd human hair combing waste goes out time delayed signal JQ.
Flash lamp circuit is made up of control relay circuit, half-wave rectification, flicker control, booster circuit, flashlamp etc. shown in Fig. 7-6.VI and VO directly connect alternating current 220V voltage in the circuit.R6 one end connects the 3rd pin of 555 timer U5, and the other end connects base stage and the resistance to earth R7 of triode Q1.Triode Q1 grounded emitter, collector connects the coil pin of electromagnetic relay K1.Another pin of relay K 1 coil connects the negative electrode of the stabilivolt VZ1 of power circuit.The coil two ends of relay K 1 sustained diode 5 in parallel.The line of civil power 220V is connected to relay K 1 moving contact weld tabs, and another line is as common port.The static electric shock weld tabs of relay K 1 connects the anode of commutation diode D10.The D10 negative electrode connects protective resistance R4, and the other end of R4 connects 1 pin, charge and discharge capacitance C2 positive pole and the R12 of resistance R 13, la lampe ASH_XE.3 pin of flashlamp, capacitor C 2 negative poles and another termination common port of R12.The R13 other end connects neon lamp DS1, thyristor Q4 anode and electric capacity 10.The neon lamp DS1 other end is connected to the trigger end of thyristor Q4 by R16.Thyristor Q4 negative electrode connects common port, negative electrode and trigger end and connecting resistance R8.Capacitor C 10 other ends connect the center tap of stepup transformer L1.The elementary termination common port of stepup transformer L1, out secondary connect the end that excites of la lampe ASH_XE.
Time delayed signal JQ drives relay R ELAY-SPST through current-limiting resistance R6, connect K1, the D10 half-wave rectification is charged to C10 by R13 after the R4 current limliting powers up and give capacitor C 2 chargings for la lampe ASH_XE two ends, and light neon lamp, trigger thyristor BT169, neon lamp extinguishes, the C10 discharge, step-up coil L1 boosts, thereby trigger flashing lamp FLASH_XE, the C2 discharge makes la lampe ASH_XE flash of light, and then BT169 ends, the trigger end triggerless, R13 to the C10 charging, lights neon lamp, so repeatedly again, la lampe ASH_XE constantly glimmers, and finishes until time delayed signal.R12 is used for C2 and discharges holding circuit slowly among the figure.1N4148 is a fly-wheel diode, protection triode Q1.
Music circuit is shown in Fig. 7-7, and decoded signal is through selector switch gating MSC trigger circuit, and MSC triggers the trigger end of Music Clip U7, makes the 3rd pin output audio signal, amplifies rear drive loudspeaker LS1 sounding through Q3.The operating voltage of Music Clip U7 is about 3V, handles so carry out step-down with D11, D12, three diode pair 5V of D13 voltage.
The plug receptacle circuit is made up of jack J3 and current-limiting resistance R10 shown in Fig. 7-8, and R10 one end is connected to 3 pin of 555 timer U2, and the other end connects the interior contact of 3.5mm jack J3, the outer contact ground connection of jack J3.
The plug receptacle circuit aims at external wired Vib. and designs, and jack is that diameter is two contact jack of 3.5mm, and inner core 555 meets time delayed signal JQ.
Wired Vib. is made up of plug P1, switch S 1, relay K 1, vibrating motor M1 as shown in Figure 8, and the contact connects the interior contact of 3.5mm jack in the 3.5mm plug, drives the base stage of triode Q1, outer contact ground connection, and connect Vib. switch S 1.The other end of S1 connects triode Q1 emitter, battery BT1 negative pole and vibrating motor M1 negative pole.Triode Q1 collector connects the coil pin of electromagnetic relay K1.Another pin of relay K 1 coil and relay K 1 moving contact weld tabs connect the positive pole of battery BT1.The coil two ends of relay K 1 sustained diode 1 in parallel.Relay K 1 stationary contact weld tabs is connected to the positive pole of vibrating motor M1.
S1 closure during work, the 3.5mm plug is inserted in the jack of receiver bottom, and the time delayed signal of receiver drives this Vib. triode Q1 and makes relay K 1 action, thereby connects vibrating motor M1 power supply, vibrating motor M1 starts working, and time delayed signal finishes in receiver.
The wireless vibration device comprises that antenna matching receives modulation and amplifying circuit, and shown in Fig. 9-1, receiving antenna E2 connects the collector of L1, C3 and triode Q1.L1, the C3 other end connect R1, R5 and C2.The R1 other end connects 3.6V stabilivolt D3 negative electrode, and the C12 other end connects the base stage of Q1.The collector and emitter of Q1 also connects capacitor C 7, and emitter connects inductance L 2, and base stage connects C6, R6, R11.The other end of L2 connects ground connection behind C5 and the R12, C6 other end ground connection, another termination of R6 3.6V stabilivolt D3 negative electrode and with ground shunt capacitance C4, the anode of another termination fast recovery diode of R11 D2, D2 plus earth.A pair of earth capacitance C1 of another termination of R5 and the positive pole that is connected coupling capacitor C 8.
The negative pole of C8 connects 1 pin of six reverser U9 (CD4069), and 1, the 2 pin shunt capacitance C10 of U9 and resistance R 13,2,3 pin link to each other, 3,4 pin parallel resistance R14,4,5 pin shunt capacitance C9,5,6 pin shunt capacitance C11.5 pin connect resistance R 9, R15, and the other end of R15 connects 6 pin, and the R9 other end connects the negative electrode of 3.6V voltage stabilizing diode D3.6 pin link to each other with 11 pin, 10,11 pin parallel resistance R7, and 10 pin connect the negative electrode of diode D1, and 9 pin connect the anode of D1 and are connected the negative electrode of 3.6V voltage stabilizing diode D3,8 pin output WX_I with resistance R 8 serial connection backs.14 pin of U9 connect the negative electrode of 3.6V voltage stabilizing diode D3,7 pin ground connection.
After antenna receives high-frequency signal, form the detection mixting circuit that the antenna-matching circuit of LC oscillatory circuit and triode 9018 and capacitance-resistance sensing unit form by L1, C3 the high-frequency signal that receives is carried out demodulation.The signal INCD that demodulation is come out is coupled to 6 not gate chip CD4069 through C8, and the amplifying circuit that the not gate of CD4069 and not gate and resistance constitute amplifies and shaping restituted signal, last outupt coded signal WX_I.TO11 among the figure represents that 6 pin link to each other with 11 pin.
The wireless vibration device also comprises decoding circuit, and shown in Fig. 9-2,18 pin of decoding chip U8 (2272M4) connect the negative electrode of 3.6V voltage stabilizing diode D3,9 pin ground connection.14 pin link to each other with 8 pin of six reverser U9 (CD4069), and 15,16 pin also meet oscillation resistance R10,17 pin output WX_O.
Coded signal WX I imports 14 pin, if the coded signal address is consistent with the demoder address, and 17 pin output (WX_O) high level, otherwise no-output.Resistance R 10 is a chip oscillate resistance.
The wireless vibration device also comprises the time-delay vibrating circuit, shown in Fig. 9-3, the end of R2 connects 17 pin of decoding chip U8 (2272_M4), the other end connects the base stage of triode Q2, the grounded emitter of triode Q2, collector connects 2 pin of pull-up resistor R3 and 555 timer U10, and the other end of pull-up resistor R3 connects 8 pin of U10.The 1 pin ground connection of 555 timer U10,4,8 pin link to each other and are connected to battery BT1 positive pole.6,7 pin link to each other and connect a ground capacitance C9, and resistance R 16 connects 8 pin and 7 pin of U10.The 3 pin output time delayed signal JQ of U8.
The 3 pin series limiting resistor R4 of U10 are connected to the base stage of triode Q3, the whole ground connection of negative pole of the emitter of triode Q3, battery BT1 negative pole and vibrating motor M1.Triode Q1 collector connects the coil pin of electromagnetic relay K1.The end of another pin of relay K 1 coil and relay K 1 moving contact weld tabs and current-limiting resistor voltage divider R17 links to each other, relay K 1 moving contact weld tabs connects power switch S1, the other end of S1 connects the positive pole of battery BT1, the coil two ends of relay K 1 sustained diode 4 in parallel.Relay K 1 stationary contact weld tabs is connected to the positive pole of vibrating motor M1.The current-limiting resistor voltage divider R17 other end connects the negative electrode of 3.6V voltage stabilizing diode D3, the plus earth of D3.3.6V the two ends of voltage stabilizing diode D3 filter capacitor C13 in parallel, C14.
Vibrating circuit: time delayed signal JQ drives triode Q3 and makes the actuating of relay, connects the vibrating motor power supply, and vibrating motor is started working, and finishes until time delayed signal.
Among Fig. 9-3, S1 is a power switch, and the effect of R17, D3 is that the 9V cell voltage is converted to 3.6V voltage, powers to receiving circuit.
Claims (9)
1. burglar alarm doorbell, it is characterized in that: this device comprises transmitter and receiver that received encoded signal is also decoded of a transmit coded signals, the output terminal of the decoded signal of receiver is connected to the input end of the one or more circuit in voicefrequency circuit, flasher circuit and the vibrating circuit, and described voicefrequency circuit, flasher circuit and vibrating circuit are used to provide alarm signal.
2. burglar alarm doorbell according to claim 1, it is characterized in that: be provided with coding chip in the described transmitter, the output terminal of coding chip links to each other with the input end of oscillatory circuit, the output terminal of coding chip also links to each other with radiating circuit with modulation circuit, and the output terminal of radiating circuit is by the transmission antennas transmit coded signal;
Described receiver is by the coded signal of receiving antenna reception from transmitter, this coded signal is successively by demodulator circuit and amplifying circuit, finally be connected to the input end of decoding chip, the output terminal of decoded signal self-demarking code chip is connected to the input end of the one or more circuit in voicefrequency circuit, flasher circuit and the vibrating circuit.
3. burglar alarm doorbell according to claim 2, it is characterized in that: the switchgear of described transmitter comprises the magnet that is arranged on the transmitter outside and is arranged on the tongue tube J1 of transmitter inside, the field drives that described tongue tube J1 is produced by magnet, transmitter is in approaching with magnet or separates two states.
4. burglar alarm doorbell according to claim 2, it is characterized in that: the coding chip in the described transmitter adopts the PT2262 with 8 bit address sign indicating numbers, 18 of PT2262,9 pin and battery BT1 are just, negative pole is connected respectively, 15, parallel oscillation resistance R 5 between 16 pin, 14 pin ground connection, 17 pin are connected with current-limiting resistance R8 and send coded data, the other end of R8 connects the base stage of triode Q4, the grounded emitter of triode Q4, the emitter of the collector of triode Q4 and another triode Q3 is connected, one termination power of inductance L 2, another termination capacitor C 5, the other end of capacitor C 5 is connected with the collector of triode Q4 and the emitter of another triode Q3, the base stage of triode Q3 connects 2 pin of crystal oscillator Y1, the emitter tandem electric inductance L1 of triode Q3 links to each other with battery BT1, and 1 pin of crystal oscillator Y1 connects power supply, 3 pin ground connection, 1 pin and 2 pin and resistance R 6,1 pin and 3 pin also connect capacitor C 2, and the collector of triode Q3 connects coupling capacitor C 4, and the other end of C4 connects emitting antenna.
5. burglar alarm doorbell according to claim 3, it is characterized in that: the end of described tongue tube J1 is connected with the positive pole of battery BT1, the other end is connected with an end of resistance R 9 and capacitor C 1, the other end ground connection of resistance R 9, the base stage of another termination triode Q1 of capacitor C 1, be connected resistance R 2 between the base stage of triode Q1 and the emitter, the emitter of triode Q1 is connected with the positive pole of battery BT1, and the collector of triode Q1 is connected with an end of resistance R 7.Resistance R 7 constitutes the base stage that bleeder circuit drives another triode Q2 with another resistance R 4, be connected capacitor C 3 between the base stage of triode Q2 and the emitter, the grounded emitter of triode Q2, the collector of triode Q2 is connected with resistance R 1, the other end of resistance R 1 links to each other with the positive pole of battery BT1, resistance R 3 one ends link to each other with the positive pole of battery BT1, the anode of other end sending and receiving optical diode D1, and the negative electrode of light emitting diode D1 is connected with the collector of triode Q2.
6. burglar alarm doorbell according to claim 4, it is characterized in that: the decoding chip PT2272 with coding chip PT2262 pairing is arranged in the described receiver, attaching plug in the receiver connects mains-supplied, output voltage JSP after rectification, filtering, voltage JSP provides power supply for receiving circuit and decoding circuit, decoded signal is connected to the input end of toggle switch, and the output terminal of toggle switch is selected to connect flasher circuit or voicefrequency circuit or flasher circuit+voicefrequency circuit or do not have four kinds of outputs of any operation.
7. burglar alarm doorbell according to claim 5, it is characterized in that: after the receiving antenna in the described receiver receives high-frequency signal, form the detection mixting circuit that the antenna-matching circuit of LC oscillatory circuit and triode Q1 and capacitance-resistance sensing unit form by inductance L 2 and capacitor C 17 high-frequency signal that receives is carried out demodulation, the signal INCD that demodulation is come out is coupled to 6 not gate chip CD4069 through capacitor C 19, the amplifying circuit that the not gate of 6 not gate chip CD4069 and not gate and resistance constitute amplifies and shaping restituted signal, and the coded signal WX_I that obtains at last is transported to the input end of toggle switch.
8. burglar alarm doorbell according to claim 5, it is characterized in that: described decoding chip PT2272 decoded output signal triggers delay circuit, a road of time delayed signal outputs to the input end of flasher circuit and hold mode in delay time, flashlamp work, time-delay finishes, and flasher circuit quits work; Another road of time delayed signal outputs to Vib..
9. burglar alarm doorbell according to claim 7 is characterized in that: described Vib. is divided into a kind of of wired Vib. and wireless vibration device, and wherein wired Vib. passes through
Two core plugs patch in the jack of receiver, delay circuit output time delayed signal, the adhesive of Vib. internal relay is also connected the vibrating motor power supply, the Vib. vibration; There is wireless receiving circuit wireless vibration device inside, wireless receiving circuit is provided with monolithic integrated chip MICRF002, wireless receiving circuit is directly finished reception, the demodulation to launcher signal, the signal of output is sent into decoding chip PT2272 decoding output and is triggered delay circuit, time delayed signal drives the Vib. internal relay, connects the vibrating motor power supply, vibrator works, time-delay finishes, and quits work; Described delay circuit adopts 555 delay circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200408711U CN201054166Y (en) | 2007-07-20 | 2007-07-20 | A theftproof alarming door bell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200408711U CN201054166Y (en) | 2007-07-20 | 2007-07-20 | A theftproof alarming door bell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201054166Y true CN201054166Y (en) | 2008-04-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200408711U Expired - Fee Related CN201054166Y (en) | 2007-07-20 | 2007-07-20 | A theftproof alarming door bell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201054166Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102059903A (en) * | 2009-11-16 | 2011-05-18 | 无锡爱睿芯电子有限公司 | Electronic pen container |
| CN102426730A (en) * | 2011-08-30 | 2012-04-25 | 吴江多艺纺织有限公司 | Doorbell |
| CN102855718A (en) * | 2012-09-14 | 2013-01-02 | 江苏物联网研究发展中心 | Practical household anti-theft alarm |
| CN103093603A (en) * | 2013-02-07 | 2013-05-08 | 衢州昀睿工业设计有限公司 | Wireless remote control transmitter with function of receiving feedback information |
| CN103365280A (en) * | 2013-07-15 | 2013-10-23 | 中南林业科技大学 | Intelligent home integrated control system and intelligent home control method |
| CN114299677A (en) * | 2020-10-08 | 2022-04-08 | 和硕联合科技股份有限公司 | Doorbell control circuit |
-
2007
- 2007-07-20 CN CNU2007200408711U patent/CN201054166Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102059903A (en) * | 2009-11-16 | 2011-05-18 | 无锡爱睿芯电子有限公司 | Electronic pen container |
| CN102426730A (en) * | 2011-08-30 | 2012-04-25 | 吴江多艺纺织有限公司 | Doorbell |
| CN102855718A (en) * | 2012-09-14 | 2013-01-02 | 江苏物联网研究发展中心 | Practical household anti-theft alarm |
| CN103093603A (en) * | 2013-02-07 | 2013-05-08 | 衢州昀睿工业设计有限公司 | Wireless remote control transmitter with function of receiving feedback information |
| CN103365280A (en) * | 2013-07-15 | 2013-10-23 | 中南林业科技大学 | Intelligent home integrated control system and intelligent home control method |
| CN103365280B (en) * | 2013-07-15 | 2016-02-24 | 中南林业科技大学 | Smart Home complex control system and control method |
| CN114299677A (en) * | 2020-10-08 | 2022-04-08 | 和硕联合科技股份有限公司 | Doorbell control circuit |
| CN114299677B (en) * | 2020-10-08 | 2023-12-15 | 和硕联合科技股份有限公司 | Doorbell control circuit |
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Address after: 903, room 2, building 88, Hongqiao court, 230041 Qingyang Road, Anhui, Hefei Patentee after: Anhui pioneer barrier free Technology Co., Ltd. Address before: 903, room 2, building 88, Hongqiao court, 230041 Qingyang Road, Anhui, Hefei Patentee before: Anhui Kaicong Information Technology Co., Ltd. |
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