CN2923449Y

CN2923449Y - Automobile anti-theft alarm

Info

Publication number: CN2923449Y
Application number: CNU2006200732123U
Authority: CN
Inventors: 葛苇
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-05-25
Filing date: 2006-05-25
Publication date: 2007-07-18
Anticipated expiration: 2016-05-25

Abstract

The utility model discloses an automobile theft-proof alarm device which solves a problem of providing an automobile theft-proof alarm device with a function of remote radio alarm. The utility model which has a function of voice prompt and remote radio alarm comprises a trigger, an alarm circuit, a transmitting and receiving machine and a siren. The device transmits alarm radio wave via a wireless way, an alarm receiving device of auto owner and public security department can receive radio alarm information after 10 seconds successively. Tracing and arresting can be done based on radio wave direction testing without the limitation of region and distance. A voice prompt of automobile license plate number can be transmitted, so the auto owner and public security staff can take measures. The automobile theft-proof alarm has advantages of low cost and stable and liable performance.

Description

A kind of car alarm

Technical field

The utility model discloses a kind of car alarm.

Background technology

Existing car alarm only has the single sound alarm function, does not possess the radio alarming function, can't in time alarm message be notified the car owner or the police, and anti-theft effect is undesirable.For a long time, owing to lack effective anti-theft alarm means, automobile is stolen to be robbed phenomenon and is taken place again and again, automobile parking is outside the time, the car owner is in constant fear of and feels simply helpless, the taxi driver who has can't report to the police under the dangerous situation that runs into offender's robbery, can not get police's relief, thereby suffers personal infringement.

Summary of the invention

Technical problem to be solved in the utility model is that a kind of alarming device for automobile anti-theft with long distance wireless warning function is provided.

The utility model adopts following technical scheme: car alarm comprises infrared detector in the car, the car door trigger switch, alarm trigger, a warning power supply timer, a warning actr, report to the police for No. one and stop actr, No. two warning power supply timers, charger is carried out in time-delay, No. two warning actrs, report to the police for No. two and stop actr, upset time-delay charger, upset circulation alarm trigger, the wireless transmission receiver, alert sound interleaved power device, alert acoustical signal source, the voice suggestion input unit, alert sound phonetic alternation follower, alert sound power amplifier, siren, the start restorer, the input end of alarm trigger connects the car door trigger switch, infrared detector in the car, upset circulation alarm trigger, mouth connects the power supply timer of reporting to the police No. one, the mouth of a warning power supply timer connects alert sound interleaved power device respectively, a warning actr, report to the police for No. one and stop actr, a warning actr mouth is connecting the emission key of wireless transmission receiver, the mouth that stops actr of reporting to the police for No. one is connecting wireless transmission receiver stop key, No. two warning power supply timers, the mouth of No. two warning power supply timers is connecting time-delay and is carrying out charger, report to the police for No. two and stop actr, the mouth that charger is carried out in time-delay connects No. two warning actrs, the mouth of No. two warning actrs is connecting wireless transmission receiver emission key, the mouth that stops actr of reporting to the police for No. two is connecting wireless transmission receiver stop key and upset time-delay charger, the mouth of upset time-delay charger is connecting upset circulation alarm trigger, the mouth of upset circulation alarm trigger is connecting the power supply timer of reporting to the police No. one, the mouth of alert sound interleaved power device connects the voice suggestion input unit respectively, alert acoustical signal source, the voice suggestion input unit is connected alert sound phonetic alternation follower with alert acoustical signal source output terminal, alert sound phonetic alternation follower mouth is connecting alert sound power amplifier, alert sound power amplifier mouth connects wireless transmission receiver and siren respectively, and the output of start restorer connects the power supply timer of reporting to the police respectively No. two, upset circulation alarm trigger, a warning power supply timer, report to the police for No. one and stop actr.In addition, it also comprises the low frequency small signal amplifier, conversation power amplifier, loud speaker, transmitter, wherein, the input end of low frequency small signal amplifier connects the wireless transmission receiver, mouth connects the conversation power amplifier, and loud speaker is delivered in the output of conversation power amplifier, and the wireless transmission receiver is sent in the output of transmitter.

The beneficial effects of the utility model are,

By wireless means emission warning electric wave, the alarm receiver of car owner, public security department can successively receive wireless alarm signal about about ten seconds, can follow the trail of according to the radiowave direction finding and arrest, and is not subjected to the restriction of zone and distance.

The chimes of doom that this annunciator not only can send also can send the voice suggestion of license plate number, is convenient to the car owner and the law enforcement officer takes measures.

This annunciator also is provided with the vehicle mounted call function, and for safe driving provides guarantee, default number joint defence is antitheft, the effect of vehicle mounted call thereby reach.

Description of drawings

Fig. 1 is a functional-block diagram of the present utility model.

Fig. 2 is a circuit diagram of the present utility model.

The specific embodiment

Below in conjunction with accompanying drawing principle of work of the present utility model is described further.

Embodiment:

Car alarm comprises infrared detector 1 in the car, car door trigger switch 2, alarm trigger 3, a warning power supply timer 4, a warning actr 5, report to the police for No. one and stop actr 6, No. two warning power supply timers 7, charger 8 is carried out in time-delay, No. two warning actrs 9, report to the police for No. two and stop actr 10, upset time-delay charger 11, upset circulation alarm trigger 12, wireless transmission receiver 13, alert sound interleaved power device 14, alert acoustical signal source 15, voice suggestion input unit 16, alert sound phonetic alternation follower 17, alert sound power amplifier 18, siren 19, start restorer 24, shake the control switch, direct current 12V power supply and control desk;

The input end of alarm trigger 3 connects infrared detector 1 in car door trigger switch 2, the car, upset circulation alarm trigger 12, and mouth connects the power supply timer 4 of reporting to the police No. one,

The mouth of power supply timer 4 of reporting to the police for No. one connects alert sound interleaved power device 14, warning actr 5 respectively, reporting to the police for No. one stops actr 6,

Warning actr 5 mouths are connecting the emission key of wireless transmission receiver 13,

Reporting to the police for No. one, the mouth that stops actr 6 is connecting wireless transmission receiver 13 stop keys, the power supply timer 7 of reporting to the police for No. two,

The mouth of power supply timers 7 of reporting to the police for No. two is connecting that charger 8 is carried out in time-delay, reporting to the police for No. two stops actr 10,

The mouth that charger 8 is carried out in time-delay connects No. two warning actrs 9,

The mouth of No. two warning actrs 9 is connecting wireless transmission receiver 13 emission keys,

The mouth that stops actr 10 of reporting to the police for No. two is connecting wireless transmission receiver 13 stop keys and upset time-delay charger 11,

The mouth of upset time-delay charger 11 is connecting upset circulation alarm trigger 12,

The mouth of upset circulation alarm trigger 12 is connecting the power supply timer 4 of reporting to the police No. one,

The mouth of alert sound interleaved power device 14 connects voice suggestion input unit 16, alert acoustical signal source 15 respectively,

Voice suggestion input unit 16 is connected alert sound phonetic alternation follower 17 with alert acoustical signal source 15 mouths,

Alert sound phonetic alternation follower 17 mouths are connecting alert sound power amplifier 18,

Alert sound power amplifier 18 mouths connect wireless transmission receiver 13 and siren 19 respectively,

The output of start restorer 24 connects No. two power supply timers 7 of reporting to the police, upset circulation alarm trigger 12 respectively, the power supply timer 4 of reporting to the police for No., reporting to the police for No. one stops actr 6.

Also comprise low frequency small signal amplifier 20, conversation power amplifier 21, loud speaker 22, transmitter 23, wherein, the input end of low frequency small signal amplifier 20 connects wireless transmission receiver 13, and mouth connects conversation power amplifier 21, loud speaker 22 is delivered in the output of conversation power amplifier [21], and wireless transmission receiver 13 is sent in the output of transmitter 23.

Annexation between each unit module as shown in Figure 1, the element of each element circuit as shown in Figure 2, concrete principle of work is as follows,

1, infrared detector 1 is made up of the infrared detector BH among Fig. 2, resistance R 34, capacitor C 45, C1, C0, zener diode D26 in the car among Fig. 1.Principle of work: the 12V direct supply is through resistance R 34 step-downs, and capacitor C 45, stabilivolt D26 voltage stabilizing output 6V power to the infrared detector working power.When infrared detector detects the invader, BH sends impulse singla rapidly and triggers V1, V2 turn-on relay K0 adhesive A9 by commissure capacitor C 0, C1, resistance R 2 and get electrical relay K9 adhesive and discharge and trigger the A1 circulation rapidly and report to the police and do not stop up to closing warning.

2, the car door trigger switch 2 among Fig. 1 is made up of the trigger switch K among Fig. 2, resistance R 1.Principle of work: when the offender prizes car door, the trigger switch closure, positive supply is upright and trigger the Schmidt circuit work by resistance R 2 through resistance R 1 step-down, and crystal triode V1, V2 conducting warning start circulation reports to the police and does not stop, up to closing alarm switch.

3, the alarm trigger among Fig. 13 is made up of crystal triode V1, V2 among Fig. 2, resistance R 2, capacitor C 14, relay J K0, NE555 time-base integrated circuit A9, transistor diode D1, D2, relay J K9, resistance R 4, potential device RP9, capacitor C 2, C46.Principle of work: send detectable signal here when BH infrared detector, k car door trigger switch and deliver to V1, V2 triggering and conducting JK0 adhesive immediately, the SB key that A9, NE555 integrated circuit get the electric JK9 of set immediately adhesive triggering A1 integrated circuit makes A1 set start warning.

4, the warning of No. among Fig. 1 power supply timer is made up of NE555 time-base integrated circuit A1, transistor diode D5, transistor diode D6, relay J K1, resistance K18, potential device RP1, capacitor C 15 among Fig. 2.Principle of work: the SB that triggers A1 when the K9 of alarm trigger adhesive makes warning actr of A1 set K1 adhesive immediately provide power supply to A2.

5, the alert sound interleaved power device among Fig. 1 14 is made up of the capacitor C among Fig. 2 21, relay J K14.Principle of work: when the 60 seconds power supply timer A1 unit of reporting to the police, the work that is triggered, deliver to alert sound interleaved power device power initiation the warning sound information system.

6, a warning actr 5 among Fig. 1 is made up of NE555 time-base integrated circuit A2 unit, transistor diode D7, D8, relay J K2, resistance R 8, potential device RP24, capacitor C 46, C16 among Fig. 2.Principle of work: provide next working power by the 60 seconds power supply timer of reporting to the police, a warning actr A2 set JK2-1 adhesive was immediately discharged in 2 seconds, alarm keys of contact emitter is finished sender warning task No. one.

7, No. among Fig. 1 is reported to the police and to be stopped actr 6 and be made up of NE555 time base circuit A3 unit, transistor diode D9, D10, relay J K3, resistance R 31, potential device RP3, capacitor C 17, C50 among Fig. 2.Principle of work: after the 60 seconds power supply timer of reporting to the police is finished warning in 60 seconds, JK1 release power supply has reclosed to report to the police for No. one and has stopped actr A3 unit, cause A3 set K3 adhesive immediately 2 seconds to discharge, connected the emitter stop key and finished to report to the police for No. one and stop task.

8, the warning of No. two among Fig. 1 power supply timer 7 is made up of NE555 time base circuit A4 unit, transistor diode D11, D12, relay J K4, resistance R 20, potential device RP4, capacitor C 18 among Fig. 2.Principle of work: stop actr JK3 adhesive release in 3 seconds owing to report to the police for No. one, the contact-key SB that has connected the A4 unit makes No. two 60 seconds power supply timer A4 unit set JK4 adhesives of reporting to the police carry out charger A5 unit in 3 seconds for time-delay and powers.

9, the execution of the time-delay among Fig. 1 charger 8 is made up of NE555 time-base integrated circuit A5 unit, transistor diode D13, relay J K5, resistance R 21, R35, potential device RP5, capacitor C 19 among Fig. 2.Principle of work: so the A5 unit gets the A5 set immediately because C19 two terminal potentials can not suddenly change of electric back.Set up to the C19 charging by RP5 when positive supply C19 anode electricity is raise, cause A5, integrated circuit set to reach delaying time the purpose of JK5 adhesive in 3 seconds to No. two warning actuator unit power supplies.

10, No. two warning actrs 9 among Fig. 1 are made up of NE555 time base circuit A6 unit, transistor diode D14, D15, relay J K6, resistance R 32, potential device RP6, capacitor C 20, C51 among Fig. 2.Principle of work: the A6 unit get electric after set adhesive immediately because RP6 sets up and to improve the C20 positive potential in 2 seconds to the C20 charging and cause A6 set, the JK6 adhesive discharged in 2 seconds, No. two keys of contact emitter are finished sender warning task No. two.

11, No. two among Fig. 1 are reported to the police and to be stopped actr 10 and be made up of NE55 time-base integrated circuit A7 unit, transistor diode D20, D21, relay J K7, resistance R 33, potential device RP7, capacitor C 23, C52 among Fig. 2.Principle of work: after power supply warning in 60 seconds was finished in the A4 unit, JK4 release was connected No. two once more and is reported to the police when stopping actr A7 power supply, made its set immediately discharge JK7-1 in 2 seconds through RP7 setting adhesive and had connected the emitter stop key, finishing No. two warnings and stopping task.The adhesive of JK7-2 simultaneously discharges powers to the A8 unit once more.

12, the time-delay of the upset among Fig. 1 charger 11 is made up of NE555 time-base integrated circuit A8 unit, transistor diode D18, resistance R 36, potential device RP8, resistance R 37, capacitor C 22, C53, relay J K8 among Fig. 2.Principle of work: when the adhesive release power supply once more of JK7, because the C22 both end voltage can not sudden change thereby A8, the set immediately of NE555 integrated circuit, positive supply is set up to C22 charging C22 positive potential rising in 2 seconds through RP8 and is made A8, NE555 circuit set JK8 adhesive, to upset circulation alarm trigger A11 power supply.

13, the upset circulation alarm trigger 12 among Fig. 1 is made up of NE555 time-base integrated circuit A11 unit, transistor diode D29, D30, resistance R 7, potential device RP11, capacitor C 54, C55, relay J K11 among Fig. 2.Principle of work: A11 gets electric back owing to the C54 charging its set was discharged through the RP11 setting in 2 seconds, the contact-key SB that the JK11 adhesive has contacted the 60 seconds power supply timer A1 that report to the police makes A1,555 time base circuits, set JK1 adhesive power to a warning executive circuit, has realized that circulation warning for the second time goes round and begins again.

14, the voice suggestion input unit 16 among Fig. 1 is made up of the PT-8820 among Fig. 2, crystal triode V4, transistor diode D25, resistance R 26, R27, R28, R29, R39, capacitor C 24, C25, C26, C27, C28.Principle of work: press record button with after the number-plate number typing storage, press the playback button standby.JK14 provides power supply when police's sound interleaved power device, and the voice suggestion input unit sends the license plate number sound signal of storage automatically, delivers to alert sound phonetic alternation follower.

15, the alert acoustical signal source 15 among Fig. 1 is made up of the CW9561 integrated circuit among Fig. 2, crystal triode V6, zener diode D20, resistance R 22, R23, potential device RP14, capacitor C 32, C33.Principle of work: send alert acoustical signal after electric immediately and amplify the RP14 regulation and control through V6 and deliver to alert sound phonetic alternation follower through the C32 coupling when CW9561 gets.

16, the alert sound phonetic alternation follower among Fig. 1 17 is made up of NE555 time-base integrated circuit A12 unit, transistor diode D24, D23, D22, relay J K12, JK13, resistance R 25, R24, potential device RP13, RP12, capacitor C 30, C29, crystal triode V5 among Fig. 2.Principle of work: when follower alternately get electric after, A12, the set immediately of NE555 integrated circuit, K12-1 adhesive make power amplifier HA1392 input end connect the alert acoustical signal of CW9561, because putting 10 seconds JK12, the regulation and control A12 of RP13 discharges, at this moment power amplifier HA13P2 input end has been connected the license plate number voice prompting device again, has formed alert sound voice suggestion sound and has alternately exported power amplifier to.When K12 discharge the working power connected V5 since the regulation and control of RP12 make V5 get electric 10 seconds after the conducting JK13 adhesive contact-key SB that connects A12 make the set JK12 adhesive 10 seconds once more of A12, NE555 integrated circuit, the power amplifier input end has been connected the alert acoustical signal of CW9561 again and has been gone round and begun again and formed the cycle alternation output alarm.

17, the alert sound power amplifier 18 among Fig. 1 is made up of the power amplifier integrate circuit HA1392 among Fig. 2, resistance R 29, R30, capacitor C 34, C35, C36, C37, C38, C39, C40, C41, C42, C43, C44, loud speaker Y.Principle of work: the laggard capable power gain of HA1392 power discharging integrated block crus secunda input alert sound signal, send loud police whistle sound and voice suggestion car plate bugle call by loud speaker.Another road sound signal is delivered to the emitter audio signal input end through commissure capacitor C 44, C43, and realizes radio alarming by emitter emission carrier signal.

18, the low frequency small signal amplifier 20 among Fig. 1 is made up of the crystal triode V3 among Fig. 2, resistance R 12, R13, R14, R15, R16, R17, capacitor C 10, C11, C12, C13.Principle of work: when wireless receiver receives the low frequency signal of the signal output of calling, the input end of delivering to low-frequency signal amplifier by commissure capacitor C 13 amplifies power amplifier LM386 is delivered in the back by output capacitance C11 input end.

19, the conversation power amplifier 21 among Fig. 1 is made up of the power amplifier integrate circuit LM386 among Fig. 2, transistor diode D3, resistance R 9, R10, R11, capacitor C 6, C7, C8, C9, loud speaker Y.

Principle of work: the low frequency signal that low frequency amplifier is sent here is delivered to power amplifier LM386 by capacitance-resistance coupling capacitor C 6 and is amplified by C8 output loud speaker and send loud conversation sound.

Prize car door or break vehicle window when desiring into the car at thief, the car door trigger switch can trigger main frame immediately and report to the police.No matter which position of thief's health into the car, infrared detector will reach alarm trigger to the signal that detects immediately in the car, triggers main frame and reports to the police, the circulation warning that does not stop is until closing annunciator.The stolen on-the-spot siren acoustic energy that sends frightens the resistance thief, and the voice suggestion sound of the stolen car trade mark that the sends law enforcement officer that can lead car advocates peace reaches the spot rapidly and stops larceny to be taken place and arrest the offender.The wireless transmission receiver can send alerting signal immediately through the frequency modulation electric wave simultaneously.The alarm receiver of car owner's phone and the joint defence department that sets in advance all can successively in time receive.

This annunciator is provided with onsite alarming and frightens the resistance closing function, the still normal transmission electric wave warning of wireless transmission receiver this moment.In thief drives away the process of vehicle, can not hear chimes of doom, and the alarm receiver of car owner and public security department can receive the chimes of doom that the annunciator of stolen vehicle sends and the voice suggestion of license plate number normally.This moment, public security department can adopt radiowave direction finding tracking mode to run down stolen vehicle, implemented interception and arrested according to the smooth vehicle of finding of license number prompting in the offender absconds process.

This annunciator also is provided with emergency alert function.When meeting emergency situation in the navigating mate driving, can press the emergency alarm key and will in time send alerting signal, can send loud police whistle sound simultaneously, the scene of also can closing frightens the resistance function and only reports to the police with the long-range joint defence telecommunication of wireless transmission receiver.For the personal safety of chaufeur provides guarantee.

This annunciator also is provided with the vehicle mounted call function, only need just can connect by a key and make a phone call, and can avoid using the mobile phone dialing phone.Not only provide convenience and also provide guarantee for safe driving for conversation in the driving.

This annunciator is to adopt automobile electricity and 12V power supply in addition, infrared detector line main frame is deployed to ensure effective monitoring and control of illegal activities in car door trigger switch, the car, material therefor adopts ordinary electronic element and the NE555 time-base integrated circuit that is easy to purchase on the market, peripheral cell is few, uses the repacking of mobile phone transreceiver to embed address card.Cost is lower, and is stable and reliable for performance.

Claims

1, a kind of car alarm, comprise infrared detector [1] in the car, car door trigger switch [2], alarm trigger [3], a warning power supply timer [4], a warning actr [5], report to the police for No. one and stop actr [6], No. two warning power supply timers [7], charger [8] is carried out in time-delay, No. two warning actrs [9], report to the police for No. two and stop actr [10], upset time-delay charger [11], upset circulation alarm trigger [12], wireless transmission receiver [13], alert sound interleaved power device [14], alert acoustical signal source [15], voice suggestion input unit [16], alert sound phonetic alternation follower [17], alert sound power amplifier [18], siren [19], start restorer [24], it is characterized in that

The input end of alarm trigger [3] connects infrared detector [1] in car door trigger switch [2], the car, upset circulation alarm trigger [12], and mouth connects the power supply timer [4] of reporting to the police No. one,

The mouth of a warning power supply timer [4] connects alert sound interleaved power device [14], a warning actr [5] respectively, reporting to the police for No. one stops actr [6],

A warning actr [5] mouth is connecting the emission key of wireless transmission receiver [13],

Reporting to the police for No. one, the mouth that stops actr [6] is connecting wireless transmission receiver [13] stop key, the power supply timer [7] of reporting to the police for No. two,

The mouth of No. two warning power supply timers [7] is connecting time-delay execution charger [8], reporting to the police for No. two stops actr [10],

The mouth that charger [8] is carried out in time-delay connects No. two warning actrs [9],

The mouth of No. two warning actrs [9] is connecting wireless transmission receiver [13] emission key,

The mouth that stops actr [10] of reporting to the police for No. two is connecting wireless transmission receiver [13] stop key and upset time-delay charger [11],

The mouth of upset time-delay charger [11] is connecting upset circulation alarm trigger [12],

The mouth of upset circulation alarm trigger [12] is connecting the power supply timer [4] of reporting to the police No. one,

The mouth of alert sound interleaved power device [14] connects voice suggestion input unit [16], alert acoustical signal source [15] respectively,

Voice suggestion input unit [16] is connected alert sound phonetic alternation follower [17] with alert acoustical signal source [15] mouth,

Alert sound phonetic alternation follower [17] mouth is connecting alert sound power amplifier [18],

Alert sound power amplifier [18] mouth connects wireless transmission receiver [13] and siren [19] respectively,

The output of start restorer [24] connects No. two warning power supply timers [7], upset circulation alarm trigger [12], the power supply timer [4] of reporting to the police for No., warnings respectively and stops actr [6].

2, burglar alarm according to claim 1, it is characterized in that: it also comprises low frequency small signal amplifier [20], conversation power amplifier [21], loud speaker [22], transmitter [23], wherein, the input end of low frequency small signal amplifier [20] connects wireless transmission receiver [13], mouth connects conversation power amplifier [21], and loud speaker [22] is delivered in the output of conversation power amplifier [21], and wireless transmission receiver [13] is sent in the output of transmitter [23].