CN202106936U - Vehicle-mounted low energy consumption burglar alarm - Google Patents
Vehicle-mounted low energy consumption burglar alarm Download PDFInfo
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- CN202106936U CN202106936U CN2011201343886U CN201120134388U CN202106936U CN 202106936 U CN202106936 U CN 202106936U CN 2011201343886 U CN2011201343886 U CN 2011201343886U CN 201120134388 U CN201120134388 U CN 201120134388U CN 202106936 U CN202106936 U CN 202106936U
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Abstract
The utility model relates to a vehicle-mounted low energy consumption burglar alarm which belongs to the technical field of vehicle burglar alarm technology. The burglar alarm comprises a singlechip, a power supply circuit, a loudspeaker or a buzzing chip, a vibration sensor, a standby battery and a power consumption peripheral, wherein the power supply circuit, the loudspeaker or the buzzing chip, the vibration sensor and the standby battery are connected with the singlechip; and the burglar alarm also comprises a vibration signal processing circuit, a motor rotating detection circuit, a power consumption peripheral switching circuit and a branch power supply of a vehicle-mounted power battery, wherein the vibration signal processing circuit, the motor rotating detection circuit and the power consumption peripheral switching circuit are connected with the singlechip, the power supply circuit is connected with the vehicle-mounted power battery or the branch power supply of the vehicle-mounted power battery or the standby battery; the vibration signal processing circuit is connected with the vibration sensor; the motor rotating detection circuit is connected with a motor phase wire of an electric vehicle; and the power consumption peripheral switching circuit is connected with the power consumption peripheral. When the power supply circuit of a main power supply is cut off, the branch power supply can supply power to the burglar alarm; and when the small-capacity standby battery exists, the small-capacity standby battery continuously supplies power under the condition that the main power supply and the branch power supply are cut off so as to realize the burglar alarm function under the condition of low power consumption.
Description
Technical field
The utility model belongs to the vehicle anti-theft technical field, particularly vehicle-mounted low-power consumption Car Burglar Alarm.
Background technology
Be furnished with battery powered vehicle, like major parts such as motor bike, battery-driven car, hybrid vehicle, automobiles Car Burglar Alarm be installed, be in when setting up defences state at Car Burglar Alarm, touching, pilferage can be sent caution sound.All by the vehicle mounted dynamic battery power supply, its quiescent dissipation is bigger for this Car Burglar Alarm; When the robber cuts off power supply circuit, lost the antitheft effect.The Car Burglar Alarm that is used for battery-driven car, power supply are vehicle mounted dynamic battery, and consumable TV university when short of electricity is deposited can injure battery; After power power-line that cut-out links to each other with Car Burglar Alarm or battery were stolen, Car Burglar Alarm can not send caution sound, thereby had lost anti-theft feature; When the car owner brought back family's charging to battery in addition, Car Burglar Alarm can not be worked, and does not have the antitheft effect.
For solving this type problem, the so-called passive anti-theft product of battery-driven car has appearred being used in industry, and is as shown in Figure 1.This Car Burglar Alarm comprises micro controller system and coupled discharge circuit, feed circuit, loud speaker or piezo, the vibration sensor that links to each other with discharge circuit, the emergency battery that links to each other with feed circuit; Wherein the feed circuit in this Car Burglar Alarm also link to each other with the vehicle mounted dynamic battery of battery-driven car; Discharge circuit links to each other with the motor phase line of battery-driven car, micro controller system directly with the power consumption peripheral hardware of Car Burglar Alarm, continuous like high frequency receiving circuit etc.This product is in the anti-theft circuit of existing Car Burglar Alarm, to increase an emergency battery and feed circuit thereof; When not having electricity, the cut-out of main feed circuit, vehicle mounted dynamic battery is stolen or fetches family's charging at vehicle mounted dynamic battery, power supply realizes guarding against theft to micro controller system by emergency battery.In this Car Burglar Alarm, after the discharge circuit processing and amplifying, pass to micro controller system by being fixed on the vibration signal that magnetic sheet in the spring, vibration sensor that inductance constitutes send.The motor turn signal is sent by the motor rotation, and the motor turn signal also is through importing micro controller system after the discharge circuit processing and amplifying.Discharge circuit can not be closed, and discharge circuit one is closed, and micro controller system just can not detect touching, motor turn signal, has lost the antitheft purpose.Discharge circuit is being worked in the whole process of setting up defences always, understands consumed power, so that emergency battery exhausts the frequent battery of changing of needs very soon.
The utility model content
The utility model content
The purpose of the utility model is for overcoming the deficiency of existing Car Burglar Alarm technology, design a kind of vehicle-mounted low-power consumption Car Burglar Alarm, realizing the super low-power consumption antitheft under the various situation.
The vehicle-mounted low-power consumption Car Burglar Alarm of the utility model design-calculated comprises micro controller system and coupled feed circuit, loud speaker or piezo, vibration sensor and emergency battery, and the power consumption peripheral hardware; It is characterized in that, comprise that also the vibration signal processing circuit, the motor that link to each other with micro controller system rotate testing circuit and power consumption peripheral hardware switch circuit and vehicle mounted dynamic battery branch road power supply; Wherein these feed circuit are connected with vehicle mounted dynamic battery or link to each other with the branch road power supply of vehicle mounted dynamic battery, or link to each other with emergency battery; The vibration signal processing circuit links to each other with vibration sensor; Motor rotates testing circuit and links to each other with the motor phase line of battery-driven car; Power consumption peripheral hardware switch circuit links to each other with the power consumption peripheral hardware.
Above-mentioned feed circuit can adopt the low-power consumption feed circuit of being made up of low-power consumption LDO power supply chip (for example selecting the HT7150 chip for use).
Vibration sensor can adopt vibroswitch or piezoceramic.
The characteristics and the beneficial effect of the vehicle-mounted low-power consumption Car Burglar Alarm of the utility model design-calculated:
Micro controller system directly detects the vibration electric signal that vibration sensor produces through the vibration signal processing circuit.The motor turn signal also is to be rotated by motor to pass to micro controller system after testing circuit is handled; After the unlatching of setting up defences; Cut off the peripheral hardware power supply through power consumption peripheral hardware switch circuit; Consumed power not when power consumption is located at the touchless situation is outward realized the low-power consumption anti-theft technique of commercialization in considerable time, need not to change emergency battery.
In this Car Burglar Alarm micro controller system directly with detect the vibration signal circuit and link to each other with motor turn signal circuit, micro controller system is realized warning function after being waken up by vibration signal and motor turn signal immediately.
After this Car Burglar Alarm was set up defences, micro controller system turn-offed the power consumption peripheral hardware immediately and makes and lays oneself open to dormant state.Realized that power consumption approaches zero.
This Car Burglar Alarm can be realized the economize on electricity antitheft when this main power source power supply of vehicle mounted dynamic battery; During the power supply of vehicle mounted dynamic battery branch road power supply, cut off the main power source feed circuit and still can realize the low-power consumption antitheft; Main power circuit and main power source branch road all are cut off, vehicle mounted dynamic battery is removed charging, under the damage, situation such as stolen, during the emergency battery power supply, because low-power consumption realizes anti-theft feature and need not change the emergency battery battery for a long time.
Description of drawings
Fig. 1 is the structural representation of existing passive Car Burglar Alarm.
Fig. 2 is the structural representation of the low-power consumption Car Burglar Alarm of the utility model.
Fig. 3 is the low-power consumption feed circuit embodiment scheme drawing of the utility model.
Fig. 4 is the vibration signal processing circuit embodiments scheme drawing of the utility model.
Fig. 5 is the motor turn signal treatment circuit embodiment scheme drawing of the utility model.
Fig. 6 is the power consumption peripheral hardware switch circuit embodiment scheme drawing of the utility model.
The specific embodiment
The utility model design-calculated vehicle-mounted low-power consumption anti-theft apparatus structure accompanying drawing and embodiment specify as follows:
The example structure of the vehicle-mounted low-power consumption Car Burglar Alarm of the utility model design-calculated, as shown in Figure 2, this vehicle-mounted low-power consumption Car Burglar Alarm comprises micro controller system and coupled feed circuit, loud speaker or piezo, vibration sensor and emergency battery, and the power consumption peripheral hardware; It is characterized in that, comprise that also the vibration signal processing circuit, the motor that link to each other with micro controller system rotate testing circuit and power consumption peripheral hardware switch circuit and vehicle mounted dynamic battery branch road power supply; Wherein these feed circuit are connected with vehicle mounted dynamic battery or link to each other with the branch road power supply of vehicle mounted dynamic battery, or link to each other with emergency battery; The vibration signal processing circuit links to each other with vibration sensor; Motor rotates testing circuit and links to each other with the motor phase line of battery-driven car; Said power consumption peripheral hardware switch circuit links to each other with the power consumption peripheral hardware.
Present embodiment and vehicle mounted dynamic battery join, and can reach purpose of saving and realize antitheft; As joining with the main power source branch road, cut off main power source and still can be in the state of setting up defences through the power supply of main power source branch road, realize low-power consumption antitheft purpose; As with link to each other with the low capacity emergency battery of vehicle mounted dynamic battery branch road power line voltage coupling; Then can be cut off at a main power circuit, main power source damages (if the situation of hybrid vehicle, battery-driven car; On-vehicle battery is stolen or fetch house charging) etc. under the situation; Emergency battery continues to realize anti-theft feature and need not change emergency battery for a long time to the Car Burglar Alarm power supply through low consumption circuit.
The utility model is used for the concrete implementation and the function of each parts of the embodiment of battery-driven car to be explained respectively as follows:
The feed circuit of present embodiment are as shown in Figure 3; This circuit adopts microampere order LDO power supply chip (for example adopting the HT7150 device) U1; Two diode D1, D2 and 1 composition of a capacitor C; Wherein the input end Vin of low-power dissipation power supply chip links to each other with vehicle mounted dynamic battery, vehicle mounted dynamic battery branch road power supply or emergency battery through two branch lines that are connected with diode D1, D2 respectively; The 5V output end vo ut of low-power dissipation power supply chip is through capacitor C 1 voltage stabilizing, the direct ground connection of ground end GND of low-power dissipation power supply chip.
The electricity-saving function of these feed circuit is: when vehicle mounted dynamic battery exists; Diode D1, D2 play the effect of isolating LVPS; Vehicle mounted dynamic battery branch road power supply or emergency battery are isolated; Can not supply power not power consumption, Car Burglar Alarm work under the power supply of vehicle mounted dynamic battery power supply to late-class circuit; After the vehicle mounted dynamic battery power supply breaks off, the vehicle mounted dynamic battery branch road power supply of particular design or supply power for total system immediately with the emergency battery of branch road power line voltage coupling.Micro controller system in this anti-theft circuit can be set up defences after power consumption peripheral hardware switch circuit cuts off the power consumption peripheral hardware, and gets into dormant state, and quiescent dissipation has only several uA during the micro controller system dormancy; The HT7150 of present embodiment is the low-power dissipation power supply chip, and quiescent dissipation has only several uA, so institute's current sinking is minimum, thereby but reaches economize on electricity super-long-term use emergency battery.
Break off the vehicle mounted dynamic battery main power source and also can turn-off the power consumption peripheral hardware, micro controller system can be opened it when needing, and can turn-off it once more when not required.
The vibration signal processing circuit of present embodiment is as shown in Figure 4, and R1 constitutes by pull-up resistor.The vibration sensor of present embodiment adopts vibroswitch.Vibroswitch 1 end ground connection wherein, 2 ends link to each other with pull-up resistor.Connect the 5V power supply on the pull-up resistor.The vibration signal line that links to each other with micro controller system is taken between vibroswitch and the pull-up resistor.
Its principle of work: battery-driven car is at the state of setting up defences, and micro controller system is in dormant state.This moment if car body touched, the vibration that vibration sensor will produce, the signal wire (SW) that warp and vibration signal processing circuit are drawn send by the interrupt routine of touching signal triggering micro controller system; Micro controller system can be jumped out dormant state; Normal operation is sent caution sound, reaches the purpose that stops theft.During friction, vibroswitch is in closure state at ordinary times, imports the low level signal that is of micro controller system i/o mouth this moment; Produce as vibration, vibroswitch breaks off closure repeatedly, thereby produces 0 to 5v skip signal, and this saltus step model can be waken micro controller system up.
The motor turn signal treatment circuit of present embodiment is as shown in Figure 5, is made up of an aerotron Q1 and two resistance R 2, R3.The phase line of vehicle-mounted motor is connected to transistor base through resistance R 3, and transistor collector links to each other with micro controller system through resistance R 2 and the phase line signal of motor delivered to micro controller system, transistor emitter ground connection.
Its function is: if the vehicle of parking is carried out, motor can rotate, and the phase line signal after motor rotates rotates testing circuit through motor, and transmission motor turn signal wakes micro controller system up and jumps out dormant state.When motor is static, do not produce induced electric motive force on the motor phase line, this moment, aerotron Q1 was in by state, and micro controller system i/o mouth is pulled to 5v through internal pull-up resistor; When motor was pushed, the motor phase line had induced electric motive force, and this electro-motive force can make aerotron get into the saturation conduction state; Behind the aerotron saturation conduction; Micro controller system i/o mouth level can be dragged down by aerotron, thereby produces a level saltus step from 5v to 0v, and this skip signal can be waken micro controller system up.
The power consumption peripheral hardware switch circuit of present embodiment is as shown in Figure 6, and it is made up of an aerotron Q2 and resistance R 4.Wherein, the collecting electrode of aerotron links to each other with the 5V power supply, and the base stage of aerotron is joined through R4 and micro controller system, and transistor emitter links to each other with micro controller system power consumption peripheral hardware 5V power supply.
Its function is: when the user took off battery and goes home to charge, present embodiment can be connected the emergency battery power supply and keep antitheft at battery-driven car.This moment, Car Burglar Alarm was set up defences, and the micro controller system scanning cell pressure input interface in the Car Burglar Alarm is found the input of no vehicle mounted dynamic battery or vehicle mounted dynamic battery branch road power line voltage, and micro controller system cuts off the peripheral hardware of system's power consumption immediately.When micro controller system i/o mouth output high level, PNP aerotron Q2 is in off condition, and this moment, the 5v power supply can not pass to the C utmost point from the E utmost point of aerotron, thereby cuts off the peripheral hardware power supply.And entering dormant state.If car body is touched or quilt is carried out, vibration signal or motor rotating signal can wake micro controller system immediately up, under the power supply of emergency battery; Send caution sound; This moment, micro controller system can be control i/o mouth output low level, thereby opened the power consumption peripheral hardware, made Car Burglar Alarm be operated in normal condition; After the end of reporting to the police, micro controller system is closed peripheral hardware again, and dormancy.
The emergency battery of present embodiment can adopt the battery of low capacity, and for example 1 joint 9V battery gets final product.
Present embodiment only is used for the technical scheme of casehistory the utility model, but the concrete parts of embodiment do not limit the described protection category of the claim of the utility model.
The utility model can be used for various self-propelled vehiclees, like motor bike, battery-driven car, hybrid vehicle, automobile etc.
Claims (3)
1. a vehicle-mounted low-power consumption Car Burglar Alarm comprises micro controller system and coupled feed circuit, loud speaker or piezo, vibration sensor and emergency battery, and the power consumption peripheral hardware; It is characterized in that, comprise that also the vibration signal processing circuit, the motor that link to each other with micro controller system rotate testing circuit and power consumption peripheral hardware switch circuit and vehicle mounted dynamic battery branch road power supply; Wherein these feed circuit are connected with vehicle mounted dynamic battery or link to each other with the branch road power supply of vehicle mounted dynamic battery, or link to each other with emergency battery; The vibration signal processing circuit links to each other with vibration sensor; Motor rotates testing circuit and links to each other with the motor phase line of battery-driven car; Power consumption peripheral hardware switch circuit links to each other with the power consumption peripheral hardware.
2. Car Burglar Alarm according to claim 1 is characterized in that, said micro controller system feed circuit adopt microampere order LDO power supply chip.
3. Car Burglar Alarm according to claim 1 is characterized in that, said vibration sensor adopts vibroswitch or piezoceramic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201343886U CN202106936U (en) | 2011-04-29 | 2011-04-29 | Vehicle-mounted low energy consumption burglar alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201343886U CN202106936U (en) | 2011-04-29 | 2011-04-29 | Vehicle-mounted low energy consumption burglar alarm |
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| Publication Number | Publication Date |
|---|---|
| CN202106936U true CN202106936U (en) | 2012-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201343886U Expired - Fee Related CN202106936U (en) | 2011-04-29 | 2011-04-29 | Vehicle-mounted low energy consumption burglar alarm |
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| Country | Link |
|---|---|
| CN (1) | CN202106936U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104527551A (en) * | 2014-12-08 | 2015-04-22 | 深圳市航盛电子股份有限公司 | Vehicle-mounted multi-power-source automatic switchover power supply system |
| CN108680248A (en) * | 2018-05-18 | 2018-10-19 | 中铁山桥集团有限公司 | A kind of rail vibration monitoring device |
| CN112953493A (en) * | 2021-02-03 | 2021-06-11 | 蓝色创源(北京)科技有限公司 | Vibration wake-up circuit, electronic equipment, power saving method, power saving device and storage medium |
-
2011
- 2011-04-29 CN CN2011201343886U patent/CN202106936U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104527551A (en) * | 2014-12-08 | 2015-04-22 | 深圳市航盛电子股份有限公司 | Vehicle-mounted multi-power-source automatic switchover power supply system |
| CN104527551B (en) * | 2014-12-08 | 2017-01-04 | 深圳市航盛电子股份有限公司 | A kind of vehicle-mounted many power supplys automatic switchover electric power system |
| CN108680248A (en) * | 2018-05-18 | 2018-10-19 | 中铁山桥集团有限公司 | A kind of rail vibration monitoring device |
| CN112953493A (en) * | 2021-02-03 | 2021-06-11 | 蓝色创源(北京)科技有限公司 | Vibration wake-up circuit, electronic equipment, power saving method, power saving device and storage medium |
| CN112953493B (en) * | 2021-02-03 | 2024-03-29 | 蓝色创源(北京)科技有限公司 | Vibration wake-up circuit, electronic device, power saving method, device and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120111 Termination date: 20140429 |