CN204688261U - A kind of warning device antitheft for electric vehicle accumulator - Google Patents
A kind of warning device antitheft for electric vehicle accumulator Download PDFInfo
- Publication number
- CN204688261U CN204688261U CN201520299828.1U CN201520299828U CN204688261U CN 204688261 U CN204688261 U CN 204688261U CN 201520299828 U CN201520299828 U CN 201520299828U CN 204688261 U CN204688261 U CN 204688261U
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- China
- Prior art keywords
- electric vehicle
- warning device
- microcontroller
- vehicle accumulator
- accumulator according
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Abstract
The utility model relates to a kind of warning device, be specifically related to a kind of warning device antitheft for electric vehicle accumulator, comprise microcontroller, the input end of microcontroller respectively with clock circuit, reset circuit, direct-current switch power supply and pressure detection model calling, pressure detection module comprises the pressure sensor, amplifier and the A/D modular converter that connect successively, and A/D modular converter is connected with the input end of microcontroller; The mouth of described microcontroller is connected with anti-theft alarm for electric vehicle by relay.The utility model is easy to use, good stability, and logic circuitry portions has stability and anti-interference resistance, and accuracy is higher; Intelligent chip is adopted to control the switch of anti-theft alarm for electric vehicle, use safety economy.
Description
Technical field
The utility model relates to a kind of warning device, is specifically related to a kind of warning device antitheft for electric vehicle accumulator.
Background technology
At present, battery-driven car, due to advantages such as it are small and exquisite flexibly, economy, environmental pollution and noise are little, is more and more subject to the favor of people.But in the recent period because plumbous valency goes up, when the river rises the boat goes up to make electric vehicle accumulator price, thief sight line has been aimed at be more prone to set about storage battery on.Electric vehicle accumulator theft case occurs often, causes damage and bother to user.And solution in the market for this problem is little.
Utility model content
The purpose of this utility model is the defect that exists for prior art and deficiency, provide a kind of practical, and cost is low, has the warning device antitheft for electric vehicle accumulator of stronger anti-theft feature.
For achieving the above object, the utility model is by the following technical solutions: comprise microcontroller, the input end of microcontroller respectively with clock circuit, reset circuit, direct-current switch power supply and pressure detection model calling, pressure detection module comprises the pressure sensor, amplifier and the A/D modular converter that connect successively, and A/D modular converter is connected with the input end of microcontroller;
The mouth of described microcontroller is connected with anti-theft alarm for electric vehicle by relay.
Further, described microcontroller adopts model to be the micro controller system of 80C51.
Further, input and output pin XTAL1, XTAL2 of 80C51 micro controller system are connected with clock circuit, clock circuit comprises the crystal oscillator X1 be connected across between XTAL1, XTAL2, and this crystal oscillator X1 is connected with electric capacity C4, C5 one end parallel with one another, the equal ground connection of the other end of C4, C5.
Further, the RST pin of described 80C51 micro controller system is connected with reset circuit, and reset circuit comprises the electric capacity C6 of one end ground connection and the resistance R7 of a termination power.
Further, the A/D conversion of described 80C51 micro controller system adopts ADC0809.
Further, described amplifying circuit adopts operational amplifier A D620.
Further, described pressure sensor adopts resistance strain type sensor.
Further, the RST pin of described 80C51 micro controller system is connected with reset circuit, and this reset circuit comprises the electric capacity C6 of one end ground connection and the resistance R7 of a termination power.
Further, the P0.0 pin of described 80C51 micro controller system is connected with relay circuit, and this relay circuit comprises aerotron Q_R1 and relay K 1.
Further, described direct-current switch power supply adopts 3.3V DC power supply.
Compared with prior art, the utility model has following useful technique effect: when the utility model uses, microcontroller reads the value that pressure sensor records at set intervals, and compares with the value measured by the last time.If difference is less than the threshold value of setting, this microcontroller does not start anti-theft alarm for electric vehicle; Otherwise if difference is greater than the threshold value of setting, this microcontroller starts anti-theft alarm for electric vehicle, illustrates that electric vehicle accumulator is stolen.The utility model stability is high, and logic circuitry portions has stability and anti-interference resistance, and confidentiality, accuracy are all higher; Practical, and cost is low, has stronger anti-theft feature.
Further, by adopting 3.3V DC power supply, reducing power consumption, effectively saving the energy.
Accompanying drawing explanation
Fig. 1 is overall structure block diagram of the present utility model;
Fig. 2 is the utility model single-chip minimum system figure;
Fig. 3 is relay circuit figure of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
See Fig. 1, Fig. 2, the utility model comprises microcontroller, the input end of microcontroller respectively with clock circuit, reset circuit, direct-current switch power supply and pressure detection model calling, pressure detection module comprises the pressure sensor, amplifier and the A/D modular converter that connect successively, and A/D modular converter is connected with the input end of microcontroller; The mouth of microcontroller is connected with anti-theft alarm for electric vehicle by relay.
Wherein microcontroller adopts model to be the micro controller system of 80C51, this micro controller system low voltage power supply.
Input and output pin XTAL1, XTAL2 of 80C51 micro controller system are connected with clock circuit, this clock circuit comprises the crystal oscillator X1 be connected across between XTAL1, XTAL2, this crystal oscillator X1 is connected with electric capacity C4, C5 one end parallel with one another, the equal ground connection of the other end of C4, C5.
The RST pin of 80C51 micro controller system is connected with reset circuit, and this reset circuit comprises the electric capacity C6 of one end ground connection and the resistance R7 of a termination power.
ADC0809 is selected in the A/D conversion of 80C51 micro controller system, and sheet includes 8 path analoging switch, can allow 8 road analog inputs; Operational amplifier A D620 selected by amplifying circuit, and AD620 has the characteristics such as volume is little, high precision, low-power consumption; Pressure sensor selects resistance strain type sensor.
The power supply of 80C51 micro controller system selects high-capacity direct-current switch power supply, and direct-current switch power supply adopts 3.3V DC power supply, low in energy consumption, saves the energy.
The output pin of 80C51 micro controller system is connected with relay, thus controls anti-theft alarm for electric vehicle.The P0.0 pin of 80C51 micro controller system is connected with relay circuit, and see Fig. 3, this relay circuit comprises aerotron Q_R1 and relay K 1.
Function of the present utility model comprise the initialization of system, system thresholds setting, read force value that pressure sensor records at set intervals, compare supervisor module with the last force value recorded, difference comparsion program is placed in main program, if difference is less than the threshold value of setting, microcontroller does not start anti-theft alarm for electric vehicle; Otherwise if difference is greater than the threshold value of setting, microcontroller starts anti-theft alarm for electric vehicle, illustrates that electric vehicle accumulator is stolen.
Working process of the present utility model:
Before storage battery being put into below battery-driven car vehicle seat, in the middle of the position of electric discharge bottle, be reserved with a groove, this warning device put in and fixes.Have the storage battery of 36V and 48V in the market, 36V's is the serial battery having three pieces of 12V, and 48V's is four pieces of serial battery; For different storage batterys, each electric discharge pond the equal fixation pressure sensor in position, therefore 36V need placement 3 pressure sensors, placement 4 pressure sensors of 48V.Put into below vehicle seat by storage battery afterwards, this warning device works.Microcontroller reads the value that pressure sensor records at set intervals, and compares with the value measured by the last time.If difference is less than the threshold value of setting, this microcontroller does not start anti-theft alarm for electric vehicle; Otherwise if difference is greater than the threshold value of setting, this microcontroller starts anti-theft alarm for electric vehicle, illustrates that electric vehicle accumulator is stolen.Because this warning device adopts high-capacity direct-current switch power supply, for reducing the power consumption of this warning device, improving the period of service of power supply, on Software for Design, when 51 micro controller systems do not read force value, making micro controller system be in standby mode of operation.
Claims (10)
1. one kind for the antitheft warning device of electric vehicle accumulator, it is characterized in that, comprise microcontroller, the input end of microcontroller respectively with clock circuit, reset circuit, direct-current switch power supply and pressure detection model calling, pressure detection module comprises the pressure sensor, amplifier and the A/D modular converter that connect successively, and A/D modular converter is connected with the input end of microcontroller;
The mouth of described microcontroller is connected with anti-theft alarm for electric vehicle by relay.
2. a kind of warning device antitheft for electric vehicle accumulator according to claim 1, is characterized in that, described microcontroller adopts model to be the micro controller system of 80C51.
3. a kind of warning device antitheft for electric vehicle accumulator according to claim 2, it is characterized in that, input and output pin XTAL1, XTAL2 of 80C51 micro controller system are connected with clock circuit, clock circuit comprises the crystal oscillator X1 be connected across between XTAL1, XTAL2, this crystal oscillator X1 is connected with electric capacity C4, C5 one end parallel with one another, the equal ground connection of the other end of C4, C5.
4. a kind of warning device antitheft for electric vehicle accumulator according to claim 2, is characterized in that, the RST pin of described 80C51 micro controller system is connected with reset circuit, and reset circuit comprises the electric capacity C6 of one end ground connection and the resistance R7 of a termination power.
5. a kind of warning device antitheft for electric vehicle accumulator according to claim 2, is characterized in that, the A/D conversion of described 80C51 micro controller system adopts ADC0809.
6. a kind of warning device antitheft for electric vehicle accumulator according to claim 2, is characterized in that, described amplifying circuit adopts operational amplifier A D620.
7. a kind of warning device antitheft for electric vehicle accumulator according to claim 2 or 6, is characterized in that, described pressure sensor adopts resistance strain type sensor.
8. a kind of warning device antitheft for electric vehicle accumulator according to claim 2, it is characterized in that, the RST pin of described 80C51 micro controller system is connected with reset circuit, and this reset circuit comprises the electric capacity C6 of one end ground connection and the resistance R7 of a termination power.
9. a kind of warning device antitheft for electric vehicle accumulator according to claim 2, is characterized in that, the P0.0 pin of described 80C51 micro controller system is connected with relay circuit, and this relay circuit comprises aerotron Q_R1 and relay K 1.
10. a kind of warning device antitheft for electric vehicle accumulator according to claim 1, is characterized in that, described direct-current switch power supply adopts 3.3V DC power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520299828.1U CN204688261U (en) | 2015-05-11 | 2015-05-11 | A kind of warning device antitheft for electric vehicle accumulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520299828.1U CN204688261U (en) | 2015-05-11 | 2015-05-11 | A kind of warning device antitheft for electric vehicle accumulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204688261U true CN204688261U (en) | 2015-10-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520299828.1U Expired - Fee Related CN204688261U (en) | 2015-05-11 | 2015-05-11 | A kind of warning device antitheft for electric vehicle accumulator |
Country Status (1)
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| CN (1) | CN204688261U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365924A (en) * | 2015-10-30 | 2016-03-02 | 信阳师范学院 | Power vehicle warning system and control method thereof |
| CN106741328A (en) * | 2016-11-25 | 2017-05-31 | 北京拜克洛克科技有限公司 | Smart lock, the blocking method of smart lock, intelligent bicycle |
| CN108240837A (en) * | 2016-12-26 | 2018-07-03 | 北京小米移动软件有限公司 | Detection device, method and the mobile terminal of battery status |
| US11401736B2 (en) | 2016-11-25 | 2022-08-02 | Beijing Qisheng Science And Technology Co., Ltd. | Systems and methods for controlling a lock |
-
2015
- 2015-05-11 CN CN201520299828.1U patent/CN204688261U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365924A (en) * | 2015-10-30 | 2016-03-02 | 信阳师范学院 | Power vehicle warning system and control method thereof |
| CN106741328A (en) * | 2016-11-25 | 2017-05-31 | 北京拜克洛克科技有限公司 | Smart lock, the blocking method of smart lock, intelligent bicycle |
| CN106741328B (en) * | 2016-11-25 | 2021-08-03 | 北京骑胜科技有限公司 | Intelligent lock, locking method of intelligent lock and intelligent bicycle |
| US11401736B2 (en) | 2016-11-25 | 2022-08-02 | Beijing Qisheng Science And Technology Co., Ltd. | Systems and methods for controlling a lock |
| CN108240837A (en) * | 2016-12-26 | 2018-07-03 | 北京小米移动软件有限公司 | Detection device, method and the mobile terminal of battery status |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 Termination date: 20160511 |