CN2187135Y

CN2187135Y - Theft-proof alarm for motorcycles

Info

Publication number: CN2187135Y
Application number: CN 93231829
Authority: CN
Inventors: 滕洪福
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-09-14
Filing date: 1993-09-14
Publication date: 1995-01-11
Anticipated expiration: 2003-09-14

Abstract

The utility model relates to an anti-theft safety device for a motorcycle. The utility model is particularly suitable for the motorcycle which is supported by a side leg. A power supply control circuit of the utility model adopts relay and capacitance structure, and a delay circuit adopts a plurality of mercury switches. When the utility model is used, the wire connecting mode can be selected according to the need of a user; thus, the anti-theft alarm state of automatical preparation can be realized, or the anti-theft alarm state of automatical preparation can be realized by the manual control. The utility model has the advantages that the simple structure is realized, the exact and reliable alarm is realized, the big alarm sound is realized, an ignition return circuit of the motorcycle can be automatically switched off, the safety performance of the motorcycle is increased, etc.

Description

Theft-proof alarm for motorcycles

The utility model belongs to protective device, particularly a kind of motorcycle anti-theft alarm that is applicable to motorcycle anti-theft.

As everyone knows, existing motor bike protective device, a kind of is to adopt anti-theft column lock, but the car stealer adopts lock is cut, and motor bike is born away maybe and will be rubbed) the holder car carries on means such as other vehicles pull away and voicelessly steals motor bike; Another kind is the motorcycle anti-theft alarm that Guangzhou Hua Da Electronics Factory produces, it is made up of power control circuit, time delay circuit, complex oscillation circuit and power amplifier phonation circuit, the alarm switch of its time delay circuit adopts pressure sensitive switch, when motor bike is in the preparation anti-theft state, around it if having vehicle through or have other sounds all might make the pressure sensitive switch action, and cause the flase alarm phenomenon.In addition, do not adopt relay in the power control circuit, make motor bike can not realize preparing the anti-theft alarm state automatically.

The purpose of this utility model provides a kind of alarm switch of can automatically, manually connecting, the real motorcycle anti-theft alarm of reporting to the police with regard to being to overcome the deficiencies in the prior art part.

For achieving the above object, the utility model is by power control circuit, time delay circuit, complex oscillation circuit, power amplifier phonation circuit are formed, it is characterized in that power control circuit by relay (J), cond (C11), source switch (K), connection lead (1), (2), (3), (4), (5), form, time delay circuit is made up of integrated circuit (IC), resistance (R11), (R12), cond (C8), (C9), (C10) and two mercury switches (ZK) at least.

Motor bike adopts when preparing anti-theft alarm automatically, connection lead (1) one termination power positive pole, one end of normally closed contact of another relay termination (J) and cond (C11), wiring in succession (2) after the other end of the normally closed contact of relay (J) and cond (C11) joins, connection lead (3) connects the positive pole of time delay circuit, connection lead (2), (3) other end is connected, the positive source of connection lead (4) one termination motorcycle ignition switches control, be connected power cathode behind another relay termination (J) coil, the other end of relay (J) coil and the ground wire joint of connection lead (5) and whole annunciator.When disconnecting the motorcycle ignition switch, relay (J) dead electricity makes the normally closed contact closure, connect burglar alarm, for motorcycle anti-theft alarm provides the normal operation power supply, make burglar alarm be in the preparation anti-theft state, when connecting ignition lock, relay (J), normally closed touching accounts for disconnection, and burglar alarm does not have operating voltage; Motorcycle anti-theft alarm is in off working state; When the motor bike employing is manually controlled anti-theft alarm, at first disconnect the motorcycle ignition connection lead, motorcycle ignition connection lead one end is connected with cond (C11) with relay (J) normally closed contact, the other end links to each other with the other end of relay (J) normally closed contact and cond (C11), connection lead (3), (4) end of power connection switch (K), the other end power connection positive pole of switch (K), connection lead (5) power connection negative pole, when needs carry out anti-theft alarm, energized switch (K), the adhesive of relay (J) coil, its normally closed contact disconnects, the motorcycle ignition power-circuit breaking, burglar alarm has working power, is in the preparation alarm condition, otherwise, when disconnecting power switch (K), burglar alarm is in off working state, and vehicle returns to normal working.The purpose of condenser in parallel on the relay normally closed contact (C11) is when eliminating relay (J) normally closed contact break-make integrated circuit to be produced interference and the flase alarm phenomenon takes place.The time delay circuit part is by integrated circuit (IC), resistance (R12), electric capacity (C9) is formed monostable circuit, resistance (R12) is timing resistor, cond (C9) is a timing capacitor, just often cond (C9) both end voltage is higher than 2/3rds power line voltages, make integrated circuit (IC) 3 pin output LOW voltages, at this moment, the complex oscillation circuit, the power amplifier phonation circuit is in off working state, when any one contact in the mercury switch (ZK), make integrated circuit (IC) 2 pin current potentials be lower than 1/3rd power line voltages, integrated circuit (IC) 3 pin output high potential, at this moment, complex oscillation circuit and power amplifier phonation circuit are in running order, sounding alarm, when integrated circuit (IC) 2 pin current potentials are higher than 1/3rd power line voltages, give cond (C9) charging, charge through certain hour through resistance (R12), when charging potential is higher than 2/3rds power line voltages, integrated circuit 3 pin output active potential makes the complex oscillation circuit, and the power amplifier phonation circuit is in off working state.Promptly there is the people to move motor bike, mercury switch (ZK) is connected, integrated circuit (IC) 3 pin output high potential makes the annunciator sounding, if mercury switch disconnects, through time-delay a period of time, integrated circuit (IC) 3 pin output active potential makes not sounding of annunciator, and the purpose that is provided with two above mercury switches is can adjust motor bike to carry out anti-theft alarm when parking diverse location.

The power supply of the utility model motorcycle anti-theft alarm can directly use the own storage battery of motor bike, needs according to the user are selected mode of connection, to realize automatic guidance or manually control, adopt relay (J) in the utility model power control circuit, adopt mercury switch (ZK) in the time delay circuit, make it can be in the preparation alarm condition automatically, report to the police accurately and reliably.If adopt manually control, can make it be in the preparation alerting automatic telling status, also can cut off the motorcycle ignition loop automatically, increased the fail-safe of motor bike.

Description of drawings:

Accompanying drawing is a kind of scheme drawing of the present utility model, also is the scheme circuit of a kind of embodiment.

Mark in the accompanying drawing is: integrated circuit (IC), connection lead (1), (2), (3), (4), (5), diode (D), relay (J), triode (BG1), (BG2), (BG3), (BG4), (BG5), (BG6), resistance (R1), (R2), (R3), (R4), (R5), (R6), (R7), (R8), (R9), (R10), (R11), (R12), (R13), (R14) adjustable resistance (W), cond (C1), (C2), (C3), (C4), (C5), (C6), (C7), (C8), (C9), (C10), (C11), mercury switch (ZK1), (ZK2,) source switch (K), voltage transformer (B), piezoelectric patches (YD).

Embodiment: as shown in the figure, motorcycle anti-theft alarm selects for use element and tuning parameter to be: the relay in the power control circuit (J) adopts the miniature relay of G4100 voltage 6V, cond (C11) debugging is 0.1 microfarad, source switch adopts common toggle switch, connection lead (1), (2), (3), (4), (5) adopt multiply polychrome thin wire, integrated circuit in the time delay circuit (IC) adopts NE555, mercury switch (ZK1), (ZK2) adopt 101 type mercury conductive switch, resistance (R11) debugging is 10 kilo-ohms, resistance (R12) debugging is 470 kilo-ohms, cond (C8) debugging is 470 microfarads, cond (C9) debugging is 10 microfarads, cond (C10) debugging is 0.01 microfarad, crystal triode in the complex oscillation circuit (BG1), (BG2), (BG3), (BG4) all select 9014 type aerotrons for use, diode (D) is selected IN4148 for use, resistance (R1), (R2) debugging is 2.7 kilo-ohms, resistance (R3) debugging is 15 kilo-ohms, resistance (R4) debugging is 10 kilo-ohms, resistance (R5) debugging is 270 Europe, resistance (R6) debugging is 2.7 kilo-ohms, resistance (R7) debugging is 51 kilo-ohms, resistance (R8) debugging is 2.7 kilo-ohms, resistance (R9) debugging is 10 kilo-ohms, resistance (R10) debugging is 33 kilo-ohms, cond (C1), (C2) debugging is 0.01 microfarad, cond (C3) debugging is 22 microfarads, cond (C4), (C5) debugging is 10 microfarads, cond (C6) debugging is 4.7 microfarads, cond (C7) debugging is 100 microfarads, in the power amplifier, crystal triode (BG5) is selected 9014 types for use, crystal triode (BG6) is selected the D356 type for use, resistance (R13) debugging is 20 kilo-ohms, resistance (R14) debugging is 75 kilo-ohms, the adjustable resistance debugging is 500 kilo-ohms, voltage transformer B selects the 1:10 miniature transformer for use, and piezoelectric patches adopts the piezoelectric ceramic piece of ∮ 35mm.Motor bike adopts when preparing anti-theft alarm automatically, connection lead (1) one termination power positive pole, one end of normally closed contact of another relay termination (J) and cond (C11), wiring in succession (2) after the normally closed contact of relay and cond (C11) other end joins, connection lead (3) connects the positive pole of time delay circuit, connection lead (2), (3) the other end is connected, the positive source of connection lead (4) one termination motorcycle ignition switches control, another relay termination (J) coil, the other end of relay (J) coil be connected power cathode after the ground wire of connection lead (5) and whole annunciator is connected.When disconnecting the motorcycle ignition switch, relay (J) dead electricity and make the normally closed contact closure, and the connection burglar alarm, for it provides normal working power, make burglar alarm be in the preparation anti-theft state, when connecting ignition lock, relay (J), normally closed contact disconnects, and burglar alarm does not have operating voltage, when the motor bike employing is manually controlled anti-theft alarm, at first disconnect the motorcycle ignition connection lead, motorcycle ignition connection lead one end is connected with cond (C11) with relay (J) normally closed contact, and the other end links to each other connection lead (3) with the other end of relay (J) normally closed contact and cond (C11), (4) end of power connection switch (K), the other end power connection positive pole of switch (K), connection lead (5) power connection negative pole, when needs carry out anti-theft alarm, the adhesive of energized switch (K) relay (J) coil, its normally closed contact disconnects, the motorcycle ignition power-circuit breaking, burglar alarm has working power, is in the preparation alarm condition.Otherwise when disconnecting power switch (K), motorcycle anti-theft alarm is in off working state, and vehicle returns to normal working.The time delay circuit part is by integrated circuit (IC), resistance (R12), electric capacity (C9) is formed monostable circuit, resistance (R12) is timing resistor, cond (C9) is a timing capacitor, just often, cond (C9) both end voltage is higher than 2/3rds power line voltages, make integrated circuit (IC) 3 pin output low levels, at this moment, the complex oscillation circuit, power amplifier is in off working state, when any one contact in the mercury switch (ZK), make integrated circuit (IC) 2 pin current potentials be lower than 1/3rd power line voltages, integrated circuit (IC) 3 pin output high potential, this high-potential voltage is directly as the working power of complex oscillation circuit and carry out work, and the complex oscillation circuit is vibrated respectively by two kinds of self oscillators and is composited after the different frequencies.A kind of frequency is by crystal triode (BG1), (BG2), resistance (R1), (R2), (R3), (R4), (R10), cond (C1), (C2) self oscillator of Zu Chenging produces, another kind of frequency is by crystal triode (BG3), (BG4), resistance (R6), (R7), (R8), (R9), cond (C5), (C6) self oscillator of Zu Chenging and producing, two kinds of different frequencies are by compound diode (D), combined resistance (R5) is combined with each other, again by coupling capacitor (C4) with this compound oscillator signal, be coupled to by transistor (BG5), (BG6), resistance (R13), (R14), adjustable resistance (W), voltage transformer (B), the power amplifier phonation circuit that piezoelectric patches (YD) is formed carries out signal and amplifies the back by piezoelectric patches (YD) sounding alarm.When integrated circuit (IC) 2 pin current potentials are higher than 1/3rd power line voltages, give cond (C9) charging through resistance (R12), charge through certain hour, when charging potential is higher than 2/3rds power line voltages, integrated circuit 3 pin output active potential, the complex oscillation circuit, the power amplifier phonation circuit is in off working state, promptly there is the people to move motor bike, mercury switch (ZK) is connected, integrated circuit (IC) 3 pin output high potential makes the annunciator sounding, if mercury switch (ZK) disconnects, through time-delay a period of time, integrated circuit (IC) 3 pin output active potential makes not sounding of annunciator.The purpose that is provided with two above mercury switches is can be adjusted at diverse location to report to the police.

Claims

1, a kind of motorcycle anti-theft alarm is provided with power control circuit, time delay circuit, complex oscillation circuit, power amplifier phonation circuit composition, it is characterized in that power control circuit is by relay (J), cond (C ₁₁), source switch (K), connection lead (1), (2), (3), (4), (5) form the normally closed contact of relay (J) and cond (C ₁₁) back in parallel one termination connection lead (1), other end wiring in succession (2), connection lead (3) connection circuit positive pole, one termination connection lead (4) of relay (J) coil, other end wiring in succession (5), connection lead (5) other end connection circuit negative pole, source switch (K) is connected in series mutually with positive source, 1 pin of the integrated circuit in the time delay circuit (IC) is connected with the circuit negative pole, and 2 pin are through resistance R ₁₁Be connected two mercury switch (ZK with circuit anode ₁), (ZK ₂) back in parallel one termination integrated circuit (IC), 2 pin, other end connection circuit negative pole, 3 pin connect the positive pole of power amplifier generation circuit, 4 pin connection circuit positive poles, 5 foot meridian capacitor device (C ₁₀) the connection circuit negative pole, after 6 pin, 7 pin are connected respectively through resistance R ₁₂The connection circuit positive pole is through cond (C ₉) the power connection negative pole.