CN2199096Y - Remote-controlled theft-proof alarm for motor vehicle - Google Patents

Abstract

The utility model relates to a wireless remote-controlled theft-proof alarm for a motor vehicle, which has the function of two-direction communication. The system of the utility model is composed of a minitype transmitter, a minitype receiver and a host machine. The minitype transmitter can transmit a specified code command. According the specified code command, the receiving host machine can automatically get into theoperating mode conversion of warning, the alarm, the forcible extinguishment, the vehicle seeked by lamplight, the function ablation, etc. When the host machine is in a warning state, an alarm horn can be immediately switched on as long as a detector in the utility model is triggered, and the engine ignition system is automatically switched off at the same time; so the motor vehicle is unable to start, the transmitter in the utility model can send out a warning code signal at same time, and the warning code signal is sent to the minitype receiver by using the wireless feedback; thereby, the alarm can be sent out.

Description

Remote-controlled theft-proof alarm for motor vehicle

A kind of remote control of motor vehicle burglar alarm relates to the vehicle body fittings that prevents or indicate use without approval or anti-steal.

Along with the raising of self-propelled vehicle use popularity rate, its antitheft problem also more and more causes people's attention.And also proposed the technical scheme of many kinds of motor vehicle antithefts, " the power actuated vehicle burglar alarm " that discloses as Chinese patent application 92202345.X number is that the control circuit that the cryptochannel that is linked to be by enter key, integrated package MN4017B and NE555P are linked to be constitutes.The people who does not know password not only can not start vehicle when stealing car, and loudspeaker can be reported to the police.And for example " the automobile remote-control device " of No. 90224124.9 disclosures of Chinese patent application is made up of pocket commander sender and Che Nei reception controller.Pocket commander sender can send plane No. and instruction, receives controller in the car and receives plane No. and instruction, when confirming that plane No. conforms to this car plane No. instruction transformation is become control signal, and Control of Automobile is stopped working, warning etc.Thereby realize its antitheft and other service function.Though above-mentioned two patent applications can both realize certain anti-theft alarm function.But the former can only be passive antitheft, that is have only the input password not to just reporting to the police, so the function singleness anti-theft effect is relatively poor.Though and the latter has increased distant control function,, just be difficult to learn vehicle condition as people during away from automobile.Therefore can not realize monitoring, be difficult to effective antitheft automobile.Above-mentioned two kinds of technical schemes of while are insufficiency not only, and circuit is relatively complicated.

The purpose of this utility model provides a kind of remote control of motor vehicle burglar alarm, and not only function is many for it, and circuit is succinct, and has monitoring function, that is the state of self-propelled vehicle can be informed the car owner by wireless feedback signal.

The utility model adopts such technical scheme for achieving the above object: it comprises microtransmitter and contains vibrating detector and the main frame of relay, it is characterized in that also comprising micro-receiver, and receiving element joins with the warning setup unit and the flame-out unit of reporting to the police respectively in the main frame, can make main frame be in warning or warning flameout state according to the signal receiving unit that receives, state detection unit is joined with the warning setup unit, and guards against setup unit with detected signal triggering; The warning setup unit is reported to the police flame-out respectively together and the feedback transmitter unit joins, and when the warning setting is triggered, is reported to the police by report to the police flame-out unit and feedback transmitter unit respectively and stops working and radio alarming.

Microtransmitter can be launched the specific cryptosystem instruction, and main frame enters warning, warning automatically, forces functional mode conversions such as flame-out and function excision by this instruction.When main frame is on the alert, in a single day vibration sensor or state detection unit in the machine are triggered, and the demand working alarming horn cuts off the engine ignition system simultaneously automatically, driving engine can't be started, and the feedback transmitter unit then sends the alarm cipher signal wireless and feeds back to micro-receiver.

Because the utility model is made up of microtransmitter, micro-receiver and main frame, so have the two-way contact function, promptly not only can inform the car owner by wireless feedback signal the state that self-propelled vehicle carries out remote control but also self-propelled vehicle.Containing state-detection and warning setup unit simultaneously in the main frame can finish warning, warning automatically by instruction, force functions such as flame-out.And main frame is when being on the alert, and in a single day machine internal state detecting unit detects signal, reports to the police with regard to triggering the warning setup unit.It is many that the utility model also has function, the advantage that circuit is succinct.

Physical circuit of the present utility model is provided by following embodiment and accompanying drawing.

The remote control of motor vehicle burglar alarm circuit block diagram that Fig. 1 the utility model proposes for foundation.

The remote control of motor vehicle burglar alarm schematic circuit diagram that Fig. 2 the utility model proposes for foundation.

Remote control of motor vehicle burglar alarm described in the utility model comprises microtransmitter, micro-receiver and contains vibrating detector and the main frame of relay, referring to Fig. 1.Microtransmitter, micro-receiver are existing conventional module, as WH631 and WH630 module.The encoded device coding of push button signalling modulation back emission again in the miniature transmitter module.Micro-receiver is deciphered the wireless signal that receives, and drives warning device then.Receiving element joins with the warning setup unit and the flame-out unit of reporting to the police respectively in the main frame.State detection unit is joined with the warning setup unit.And the warning setup unit joins with reporting to the police flame-out and feeding back transmitter unit respectively.Receiving element receives the instruction that microtransmitter sends, and according to different instruction or the warning setup unit is on the alert or makes the flame-out cell operation of reporting to the police.When the warning setup unit was on the alert, state detection unit was an energizing signal with detected vibration signal or engine ignition signal transition.And trigger the warning setup unit, make the flame-out unit of warning send chimes of doom and force flame-out.Guard against setup unit simultaneously and also send energizing signal, make the feedback transmitter unit send wireless alarm signal to micro-receiver to the feedback transmitter unit.

With above-mentioned block diagram serves as that the remote control of motor vehicle burglar alarm schematic circuit diagram that propose of design are referring to Fig. 2.The power unit motor-car power supply (red line) of meeting sb. at the airport, and through the V15 rectification, the IC5 voltage stabilizing, after the C8 filtering to each unit power supply.HIC1 and IC1 constitute receiving element, finish superhigh frequency radio reception, demodulation, amplification integer and decoding.The DIR end of the DUT termination IC1 of HIC1.The IC1 decoding scheme has A, B, C, D, IO five tunnel outputs, according to different telecommands, exports control signal separately respectively.State detection unit is made up of vibration sensor ZD and electric switch sampling part.The electric switch sampling part is made up of R20, R19, V13, V14 and C7.One termination electric switch (yellow line), the other end ring setup unit of receiving a crime report.Wherein R20, R19, V13 are connected in series mutually, and C7 and V14 are attempted by R19 with playing filtering and pressure stabilization function between R20 contact and the ground.ZD and R3 are serially connected between IC5 and the ground, and the signal of its output transfers to the warning setup unit through the C1 coupling.

The warning setup unit comprises door 1, door 2, door 3, door 4 and capacitor C 2 resistance R 6, diode V18.The E of door 1 holds one the tunnel to connect the V13 positive pole, and another road meets coupling capacitance C1, the mouth of its F termination door 2, and the mouth one tunnel of door 1 connects the E end of door 3, another road connects the E end of door 2 through capacitor C 2.Resistance R 6 be connected on after V18 is in parallel between the E of IC5 output with door 2 hold.The F of door 3 holds one tunnel F that connects door 2 to hold, and another road connects the mouth of door 4, and its mouth one tunnel connects the feedback transmitter unit, one road flame-out unit taking alarm.The E end and the F end of door 4 all are connected on the A end of IC1.Between the A of the F of door 4 end and IC1 end, preferably connect a RC time delay circuit of forming by R5, C3, so that make setting signal that one time-delay be arranged.

The feedback transmitter unit is made up of IC3, HIC2, V4, R8-R12.The V4 base stage connects door 3 mouth through R8, and one the tunnel connects the OE end of IC3.R9 is connected between V4 base stage and emitter.The DOT end of IC3 connects the IN end of HIC2 through R12.

The flame-out unit of warning is made up of J1, V3, V9, R13, R15.V9 base stage one tunnel connects door 3 mouth through R13, V3, and another road is through R15 ground connection, grounded emitter, and collecting electrode connects the V15 negative pole behind J1.The normally closed contact of J1 is serially connected in (between yellow line and gray line) in the ignition circuit, and its open contact is serially connected in (between red line and orange line) on the alarming horn.

When ZD was subjected to vibrating, the high level pulse signal was delivered to the E end of door 1 through C1.If this moment, the A end of IC1 was exported high level (warning is set), then door 4 is output as low level, and at this moment the outgoing level of door 2, door 3 is then decided by door 1 outgoing level.Because the current potential at capacitor C 2 two ends can not suddenly change, door 2 input ends are low level this moment, and its output high level forces door 1 output to keep active potential.Therefore door 3 is exported high level.This high level one tunnel makes the V9 conducting through V3, R13.Relay J 1 gets electric adhesive, and its normally closed contact S1-1 disconnects, and the positive ignition circuit is flame-out, and open contact S1-2 closure is connected superpower sound alarming horn and sent chimes of doom.Another road makes the V4 conducting through R8, and the transmission of coder IC3 allows end OE ground connection, and the inner cipher data are sent radio alarming encrypted message through R12 at modulation micro radio emitting head HIC2 then by the output of DOT end.During this period, power supply charges to C2 through R6, C2 two terminal potentials are risen after, door 2 outgoing levels become low level by high level.This moment, then door 1 was exported high level if the friction pulse occurs, door 3 output low levels, and V9 recovers off condition, reports to the police and finishes.So the electrically-charged process of C2 promptly is the time of reporting to the police and continuing.

Unblank with master key if steal on foot, then yellow line and power connection, this robber's car information makes door 1 be output as low level through R20, R19, V13, and same the generation reported to the police, and cuts off ignition circuit immediately, makes the self-propelled vehicle can't be stolen.

The vibration that produces when preventing that relay contact from resetting causes the triggering of ZD, is connected to C4, R21, R14, V5 at the input end and the V9 inter-collector of door 4.Wherein, V5 base stage one tunnel is through R14 ground connection, and another road R21, C4 connect the V9 collecting electrode, grounded emitter, and collecting electrode connects two input ends of door 4.When the V9 cutoff relay resetted, the V9 collecting electrode was high level, made V5 moment saturated through C4, R21, and 4 liang of input ends of door are low level.Be equivalent to the warning excision this blink, this moment, vibration detection signal was inoperative.

Thereby indicator is glittering provides convenience for seeking car in order to make, and is connected to the relay J 2 that is subjected to blocking oscillatot control at the receiving element mouth.The open contact of J2 is connected between power supply and steering indicating light.Wherein blocking oscillatot is 555 integrated packages, is made up of IC4, R17, R18, C5, V11, and its mouth OUT connects the V5 negative pole behind J2.The C end of IC1 connects described blocking oscillatot through V10.When the mouth C of IC1 was high level, V10 ended, and blocking oscillatot work makes J2 be interrupted switch, and it is glittering to drive indicator.

The base stage one tunnel of V9 connects the B mouth of IC1 through V6, R2, can realize remote control alarm, and another road connects the D mouth of IC1, switching valve V2 grounded emitter through V7 collecting electrode, base stage, R16.V7 conducting when D output high level, V9 ends, and makes the car owner can use vehicle easily.

The IO end of IC connects the V4 base stage through R7, V2.Main frame is when receiving cipher instruction, and the of short duration high level of the ID of decoding scheme IC1 end output makes the V4 saturation conduction through R7, V2, and code signal is beamed back in IC3, HIC2 work, and the main frame normal operation is described.

Claims (7)

1, a kind of remote control of motor vehicle burglar alarm, comprise microtransmitter and contain vibrating detector and the main frame of relay, it is characterized in that also containing micro-receiver, and receiving element joins with the warning setup unit and the flame-out unit of reporting to the police respectively in the main frame, according to the signal that receives, receiving element can make main frame be in warning or warning flameout state; State detection unit is joined with the warning setup unit, and detected signal can trigger the warning setup unit; The warning setup unit also joins with report to the police flame-out unit and feedback transmitter unit respectively, when the warning setup unit is triggered, respectively by report to the police flame-out unit and feedback transmitter unit report to the police flame-out and radio alarming.

2, self-propelled vehicle remote control anti-theft annunciator according to claim 1 it is characterized in that being connected to the relay J 2 that is subjected to the control of intermittent control shaking device at the receiving element mouth, and the open contact of J2 is connected between power supply and steering indicating light.

3, remote control of motor vehicle burglar alarm according to claim 1 is characterized in that being connected to switching valve V7 between the V9 base stage in the mouth of receiving element and the flame-out unit of reporting to the police, and the V9 base stage is exported with receiving element through V7 collecting electrode, base stage, R16 and joined.

4, remote control of motor vehicle burglar alarm according to claim 1 is characterized in that the base stage of the mouth B V9 in R2, V6 flame-out unit taking alarm of IC1 in the receiving element.

5, remote control of motor vehicle burglar alarm according to claim 1, the two input ends V9 base stage in V5 collecting electrode, base stage, R21, C4 flame-out unit taking alarm that it is characterized in that guarding against door 4 in the setup unit.

6, remote control of motor vehicle burglar alarm according to claim 1 is characterized in that being connected to the RC time delay circuit between two input ends of door 4 in receiving element output terminals A and warning setup unit.

7, self-propelled vehicle remote control anti-theft annunciator according to claim 1, it is characterized in that in receiving element mouth I0 and feedback transmitter unit the V4 base stage indirectly string R7, V2 are arranged.

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