CN2678973Y

CN2678973Y - Electronic cipher locking alarm for motor vehicle

Info

Publication number: CN2678973Y
Application number: CNU032807163U
Authority: CN
Inventors: 丁建利
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-09-19
Filing date: 2003-09-19
Publication date: 2005-02-16
Anticipated expiration: 2013-09-19

Abstract

The utility model relates to an electronic cipher locking alarm for motor vehicles, belonging to a burglar alarm for motor vehicles and comprising a cipher locking portion, a vehicle alarming portion and a hand-hold alarm. The cipher lock portion and the vehicle ignition switch input in NAND, and output terminal is connected with the vehicle warning portion; the 315 MHz transmitting module of the vehicle warning portion and the 315 MHz receiving module of the hand-hold alarm are together used as a receiver transmitter unit. The motor vehicle installed the electronic cipher locking alarm which has the protected functions of the locking of the electronic cipher, the warning of the vehicle, the distant warning of the negative direction cordless, etc. Even if the vehicle cable is clipped intentionally and keys are mutually opened, the motor vehicle does not be started and stolen.

Description

A kind of motor vehicle electronic password locking annunciator

Technical field

The utility model relates to a kind of motor vehicle antitheft warning device.

Background technology

General self-propelled vehicle all is to deposit by mechanical caging and locked the berthing of circuit.Because self-propelled vehicle key frequency of utilization height, behind certain hour, lock body and key serious wear can cause mutual opening rate to increase; And the flame-out mode of self-propelled vehicle can not work engine off generally all via electric door lock locking ground connection.And flame-out line all is to install with cable trunk, exposes morely, and particularly some straddle type motor bikes outside cable trunk is directly exposed to, are very easily cut off, and cause the stolen phenomenon of self-propelled vehicle to happen occasionally thus.After self-propelled vehicle was installed known annunciator, owing to have only when car body shake sensor ability output signal, as robber during with means translations such as lifting, shoulder, push away, hang, car body can not be reported to the police, and it quietly can be stolen.After the self-propelled vehicle that also has is installed annunciator, can sounding alarm when the robber commits theft, but owing to can not reversely report to the police, owner away from and consciousness not still can not in time go to find and stop.

Summary of the invention

Technical problem to be solved in the utility model provides a kind of electronic cipher locking of multiple protective, and car body is reported to the police, reverse wireless long-distance alarm device.

The utility model motor vehicle electronic password locking annunciator comprises password locking part, the hand-held annunciator of car body warning partial sum, the password locking part with the car body ignition lock is and non-input, output connects car body warning part, and the 315MHz transmitter module of car body warning part and the 315MHz receiver module of hand-held annunciator are transmitting-receiving subassembly altogether.

Described password locking partly comprises cipher switch and normally closed relay of being made up of several toggle switches; The flame-out line of ignition device (CDI) is through the normally closed contact ground connection of relay; Pulling relay coil is electrically connected with the car body battery by electric door lock and cipher switch; Relay is installed on hull defilade place.

Described car body is reported to the police and partly is installed on the hull defilade position, comprises displacement shocks sensor, signal identification amplification control circuit, 315MHz signal transmission circuit and warning circuit; Be electrically connected with battery in the car body by flush type switch; Sensor one tunnel connects the car body alarm module; Another road connects the 315MHz transmitter module, connects siren by triggering voice module; The 315MHz signal transmission circuit adopts the T94AW/T2068CV module, with the built-in reception of hand-held annunciator 315MHz module be transmitting-receiving subassembly altogether.

Described hand-held annunciator comprises that 315MHz receiver module, caution voice amplifying circuit, warning part grade, the 315MHz receiver module adopt with the car body transmitter module with frequently with the T94AW/T2068CK assembly of sign indicating number; The 315MHz receiver module connects caution voice amplifying circuit, and caution voice amplifying circuit connects the caution part.

Self-propelled vehicle password locking device basic functional principle of the present utility model is as follows:

Behind the motor vehicle parking, conventional mechanical locking, after circuit was locked, the flame-out line of car body driving engine was through electric door lock ground connection, the relay normally closed contact that is installed in the same shelter of the ignition device line ground connection of also will stopping working.Only under the condition that electric door lock and cipher switch are connected simultaneously (with the door combination), the pull-in winding of relay could get electric work, and cipher switch is made up of a plurality of toggle switches, decrypted possibility is very little.Be installed on the flush type switch control car body warning circuit of relative odd corner in the car body, flush type switch is connected, then circuit is in readiness for action, in a single day car body is subjected to sorrow, the displacement shocks sensor just has signal voltage output, through signal identification amplification control circuit and warning circuit sounding, send wireless signal by transmission circuit simultaneously, hand-held annunciator is received sounding or vibrations behind the signal.

After the self-propelled vehicle that the utility model motor vehicle electronic password locking annunciator has been installed is locked and is berthed, after owner can set one group of password arbitrarily, push flush type switch, make the part of reporting to the police in the car body be in readiness for action, and will hand annunciator and be set in receiving condition, after this, open mutually if any non-owner's key, or robber's malice is cut off cable, all can not make the car ignition start, the part of in addition reporting to the police is installed on shelter in the car body, must cause car body vibrations, displacement even car (as drag, lift, shoulder, hang etc.) takes place to steal by force, and annunciator just sends loud alert sound.Simultaneously sounding by hand-held annunciator or vibrating alert away from owner.Owner such as needs are removed and are reported to the police, and then only push flush type switch, remove own setting code again and get final product.Therefore; self-propelled vehicle can provide multiple protectives such as electronic cipher locking, car body warning, reverse wireless long-distance alarm, even the car body cable is cut off by malice after this electronic cipher locking annunciator is installed for self-propelled vehicle; key is opened mutually, can not the starter motor motor-car and cause stolen.

Description of drawings

Fig. 1 reports to the police for password locking partial sum car body and partly connects block diagram

Fig. 2 connects block diagram for hand-held annunciator

Fig. 3 is a password locking partial sum car body warning part elementary diagram

Fig. 4 is hand-held annunciator elementary diagram

The specific embodiment

Embodiment further specifies the technical solution of the utility model below in conjunction with motor bike.

Self-propelled vehicle password locking annunciator comprises password locking part, the hand-held annunciator of car body warning partial sum.

Referring to Fig. 1, password locking partly comprises cipher switch and normally closed relay of being made up of six toggle switches; Relay is installed on hull defilade place.Car body is reported to the police and partly also is installed on the hull defilade position, and the flame-out line of motor bike electric door lock ignition device (CDI) in car body is drawn.The flame-out line of ignition device (CDI) is through the normally closed contact ground connection of relay 2, and the pull-in winding of relay 2 is connected with cipher switch 3 and electric door lock 4, inserts battery battery 9 in the car body again.Relay 2 only could get electric work under the on-state simultaneously at cipher switch 3 and electric door lock 4." secretly " switch 10 serial connections that are installed on shelter in the car body are gone between battery battery 9 and the warning circuit, and sensor 6 one tunnel connects the car body alarm module; Another road connects the 315MHz transmitter module, connects siren by triggering voice module; The 315MHz signal transmission circuit adopts the T94AW/T2068CV module." secretly " switch 10 is connected then battery battery 9 to the alarm circuit power supply, and circuit working is in readiness for action.Disturbed when car body, signal voltage of 6 output of sensor is to identification amplification control circuit 5, coupled warning circuit 8 sounding alarms.315MHz transmission circuit 7 also will be by the signal modulation back emission of identification amplification control circuit 5 outputs simultaneously.

Referring to Fig. 2, hand-held annunciator comprises 315MHz receiver module 11, warns voice amplifying circuit 12, warns part 13 etc., and the 315MHz receiver module adopts and the car body transmitter module frequency together T94AW/T2068CK assembly of sign indicating number together; After receiving the signal that car body transmission circuit 7 sends with the corresponding receiver module 11 of car body transmitter module, trigger caution voice amplifying circuit 12, promote caution part 13 sounding (or vibrations).

Referring to Fig. 3, the locking of motor bike electric door lock, electric door lock K ₀K switch _0-1Disconnect K switch _0-4Connect, by the flame-out line of drawing in the ignition device (CDI) by K switch _0-4Ground connection; Normally closed relay J ₁Normally closed contact J _1-1Be connected to K switch _0-4The place, motor bike can not start.Have only the disconnection electric door lock, connect normally closed relay J ₁Pull-in winding, i.e. K switch _0-4Disconnect normally closed contact J _1-1Disconnect, motor bike could start.And relay J ₁Pull-in winding and electric door lock K ₀Between also have the cipher switch K that forms by six toggle switches ₁K ₂K ₃K ₄K ₅K ₆, the cipher switch permutation and combination becomes a, b, c three row contacts.If each switch is pushed connection a contact, it is made as " 1 ", switch is allocated to connects the C contact, it is made as " 0 ", and then the b point corresponds to 011001 respectively, just the state password of combined switch.As long as wherein any one switch is not dialled on desired location relay road J ₁Power supply just can't connect.

Displacement shocks sensor ND ₃, its 1. pin be 9 volts of power inputs, 5. pin is a ground terminal, 4. the external disturbance rejection false action-proof of pin capacitor C ₁, the 2. external 500K semifixed resistor of pin R _*, regulate ND ₃Sensitivity.Sensor ND when car body is disturbed ₃3. pin is exported a changing voltage, by capacitor C ₂, C ₃Being coupled to identification amplifies among the control chip IC1 (D-855).Resistance R ₁, R ₂Be sensor ND ₃External biasing resistor, resistance R ₃, R ₄, RP ₁Provide identification to amplify control chip IC1 5. one on pin and sensor ND ₃Impedance, 10K resistance R P simultaneously are complementary ₁Regulate identification and amplify the input range of control chip IC1, the 8. pin that control chip IC1 is amplified in identification is the power supply input pin, 4. pin ground connection, external biasing resistor R ₇, R ₈For identification amplify control chip IC1 2. pin reference potential is provided.3., the 7. external auxiliary resistance R of pin junction circuit ₅, R ₆, and diode VD ₁, capacitor C ₄, because capacitor C ₄Discharge process, circuit working time-delay in can making makes output pin 1. keep the 10-30 low level state of second.After car body was disturbed, sensor signal voltage was from 5., 6. pin input is by differentiating, amplify shaping after, from 1. low level of pin output, through four NAND gate IC ₂In-to-in Yu Feimen ﹠amp; 1 anti-phase back is a high level, again by Yu Feimen ﹠amp; 2,, ﹠amp; 3,, ﹠amp; Stable high level of 4 final outputs is through resistance R ₁₀After make aerotron Q ₁Conducting, relay J ₂Get electric work, its contact J _2-1Connect, make alarming horn JD get electric work.Simultaneously by resistance R ₁₁The high level signal that is coupled to the 315MHz transmitter module triggers inner T94AW/T2068CK transmission circuit, sends wireless alarm signal.Diode VD in the circuit ₂, resistance R P ₂, capacitor C ₅Be four NAND gate IC ₂External auxiliary amplifier element.Whole sensing, identification are amplified the conversion control circuit power supply by the three-terminal voltage-stabilizing chip IC ₃(7809) obtain capacitor C from the voltage stabilizing of car body battery battery ₆, C ₇Be power filtering capacitor, diode VD ₃And succeed electrical equipment, be the protection diode.The whole locomotive body warning circuit is by " secretly " K switch ₁₀Insert in the car body battery circuit.

Referring to Fig. 4, receive the signal of car body annunciator emission as the built-in T94AW/T2068CK of 315MHz module after, by receiving high level signal of piece VT end output, through resistance R ₁, capacitor C ₁Be coupled to phonetic warning piece IC ₁4. pin, after the triggering, phonetic warning piece IC ₁3. pin passes through resistance R with caution sound ₃, capacitor C ₂Deliver to by aerotron Q ₁, Q ₂The composite amplifier of forming promotes loud sounding of buzzer phone YD or vibrator ZD vibration alarming (being selected by change-over swith K).Circuit is by a joint No.5 cell power supply, phonetic warning piece IC ₁Power supply by 6. pin from current-limiting resistance R ₂Provide.This circuit sensitivity height, volume is little, and static power consumptive province is stable and reliable for performance.

Claims

1, a kind of motor vehicle electronic password locking annunciator, comprise that car body warning partial sum hands annunciator, it is characterized in that also comprising the password locking part, the password locking part with the car body ignition lock is and non-input, output connects car body warning part, and the 315MHz transmitter module of car body warning part and the 315MHz receiver module of hand-held annunciator are transmitting-receiving subassembly altogether; Described password locking partly comprises a cipher switch (3) and a normally closed relay (2) of being made up of several toggle switches, the flame-out line of ignition device (1) is through the normally closed contact ground connection of relay, pulling relay coil is electrically connected with the car body battery by electric door lock (4) and cipher switch, and relay (2) is installed on hull defilade place.

2, motor vehicle electronic password locking annunciator according to claim 1, its feature is that also described hand-held annunciator comprises 315MHz receiver module (11), caution voice amplifying circuits (12), caution part (13), the 315MHz receiver module adopts with the car body transmitter module and is connected caution voice amplifying circuit with the frequency T94AW/T2068CK assembly 315MHz receiver module of sign indicating number together, and part is warned in the connection of caution voice amplifying circuit.

3, motor vehicle electronic password locking annunciator according to claim 1, its feature is that also described car body warning part is installed on the hull defilade position, comprise displacement shocks sensor (6), signal identification amplification control circuit (5), 315MHz signal transmission circuit (7) and warning circuit (8), " secretly " switch (10) serial connection that is installed on shelter in the car body is gone between battery battery (9) and the warning circuit (8).