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CN109612740A - Electronic vehicle attitude intelligent safety monitoring system - Google Patents

Electronic vehicle attitude intelligent safety monitoring system Download PDF

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Publication number
CN109612740A
CN109612740A CN201710972473.1A CN201710972473A CN109612740A CN 109612740 A CN109612740 A CN 109612740A CN 201710972473 A CN201710972473 A CN 201710972473A CN 109612740 A CN109612740 A CN 109612740A
Authority
CN
China
Prior art keywords
controller
vehicle
tire
circuit
pressure sensor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710972473.1A
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Chinese (zh)
Inventor
蒋阳川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Xuanyuexing Electric Automobile Service Co Ltd
Original Assignee
Ningbo Xuanyuexing Electric Automobile Service Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ningbo Xuanyuexing Electric Automobile Service Co Ltd filed Critical Ningbo Xuanyuexing Electric Automobile Service Co Ltd
Priority to CN201710972473.1A priority Critical patent/CN109612740A/en
Publication of CN109612740A publication Critical patent/CN109612740A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M17/00Testing of vehicles
    • G01M17/007Wheeled or endless-tracked vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
    • B60C23/02Signalling devices actuated by tyre pressure
    • B60C23/04Signalling devices actuated by tyre pressure mounted on the wheel or tyre
    • B60C23/0408Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
    • B60C23/0422Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver characterised by the type of signal transmission means
    • B60C23/0433Radio signals
    • B60C23/0447Wheel or tyre mounted circuits
    • B60C23/0455Transmission control of wireless signals
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M17/00Testing of vehicles
    • G01M17/007Wheeled or endless-tracked vehicles
    • G01M17/02Tyres
    • G01M17/027Tyres using light, e.g. infrared, ultraviolet or holographic techniques
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01VGEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00Prospecting or detecting by optical means
    • G01V8/10Detecting, e.g. by using light barriers
    • G01V8/20Detecting, e.g. by using light barriers using multiple transmitters or receivers
    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Mechanical Engineering (AREA)
  • Emergency Alarm Devices (AREA)

Abstract

The invention discloses a kind of electronic vehicle attitude intelligent safety monitoring systems, including electric car information of lease control platform, vehicle tyre pressure monitoring modular, vehicle tyre abrasion detection module, car leaves Articles detecting module and vehicle power supply warm-up block, vehicle tyre abrasion detection module includes tire wear detection band, it includes RF transmitter that car, which leaves Articles detecting module, several infrared receivers, several second pressure sensors, second warning circuit and third controller, vehicle power supply warm-up block includes the 4th controller, temperature sensor, several semiconductor chilling plates, switching circuit, stand-by power supply circuit and third radio communication circuit.The present invention have can real-time monitoring vehicle tyre pressure situation, can intelligent decision vehicle tyre whether need replacing because of excessive wear, the characteristics of leaving article with the presence or absence of user in vehicle and can be to vehicle power supply preheating can detect when user gives back vehicle.

Description

Electronic vehicle attitude intelligent safety monitoring system
Technical field
The present invention relates to electric car vehicle condition monitoring technical fields, more particularly, to a kind of energy real-time monitoring vehicle tire Pressure situation, can intelligent decision vehicle tyre whether need replacing because of excessive wear, can be detected in vehicle when user gives back vehicle The electronic vehicle attitude intelligent safety monitoring system leaving article with the presence or absence of user and capable of being preheated to vehicle power supply.
Background technique
Currently, requiring to carry out vehicle primary artificial inspection, to ensure vehicle after the every progress of electric car is once leased During lease next time, it is capable of the traveling of safety, ensures the personal safety of user, but one electric car of every lease This electric car will once be manually checked, and can be seemed time-consuming and laborious.In addition, user is sometimes because it is pressed for time, Among hasty, some important items can be retained in the electric car of lease, cause unnecessary trouble.In winter, Since ambient temperature is low, user requires to travel a few minutes with slow speed, makes battery after electric car starting Coolant liquid in packet warms up at leisure, to enhance the cruising ability of battery, but causes waste in time.Therefore, it designs It is a kind of can the system of intellectual monitoring vehicle-state be just very necessary.
Summary of the invention
The present invention is manually check to electric car time-consuming and laborious to overcome in the prior art, and user exists sometimes Among hasty, important item can be retained in the electric car of lease and the preheating of electric car power supply, when will cause waste Between the problem of, provide it is a kind of can real-time monitoring vehicle tyre pressure situation, can intelligent decision vehicle tyre whether need because of excessive wear It replaces, the electricity leaving article with the presence or absence of user in vehicle and capable of preheating to vehicle power supply can be detected when user gives back vehicle Electrical automobile condition intelligent safety monitoring system.
To achieve the above object, the invention adopts the following technical scheme:
A kind of electronic vehicle attitude intelligent safety monitoring system, including electric car information of lease control platform, charging pile, Vehicle tyre pressure monitoring modular, vehicle tyre abrasion detection module, car leave Articles detecting module and vehicle power supply warm-up block, Vehicle tyre pressure monitoring modular includes that several first pressure sensors being set in each tire, the first controller and first are wireless Telecommunication circuit, each first pressure sensor are electrically connected with the first controller, the first controller and the first radio communication circuit Electrical connection, vehicle tyre abrasion detection module include tire wear detection band, and tire wear detection band leaves for positioned at electric car Through on the way, tire wear detection band is interior to be equipped with laser scanner, second controller, the second radio communication circuit and for charging pile institute One warning circuit, laser scanner, the second radio communication circuit and the first warning circuit are electrically connected with second controller, interior Leaving Articles detecting module includes the RF transmitter set on interior top, several being respectively arranged in each vehicle seat are infrared Line receiver, several second pressure sensors being respectively arranged in each vehicle seat, the second warning circuit and third controller, respectively A infrared receiver and each second pressure sensor are electrically connected with third controller, the second warning circuit and infrared ray hair Emitter is electrically connected with third controller, and vehicle power supply warm-up block includes the 4th controller, temperature sensor, several partly lead Body cooling piece, switching circuit, stand-by power supply circuit and third radio communication circuit, temperature sensor, switching circuit, backup power source Circuit and third radio communication circuit are electrically connected with the 4th controller, switching circuit and stand-by power supply circuit electrical connection, each Semiconductor chilling plate is electrically connected with switching circuit;The present invention includes the following steps:
The monitoring of (1-1) vehicle tyre pressure
Pressure when electric car is in idle condition, in each each tire of first pressure sensor real-time monitoring Value, and give the data transmission monitored to the first controller, the first controller will be received by first radio communication circuit Data radio to electric car information of lease control platform;
(1-2) vehicle tyre abrasion detection
When electric automobile during traveling crosses tire abrasion detection band, laser scanner, which understands automatically scanning and generates tire, rolls third wheel Image when tire abrasion detection band, and send image to second controller, it is equipped in second controller and reaches critical wear journey The tire of degree rolled image when tire abrasion detection band, and second controller controls the shaded area of the image received with second The shaded area of image when rolling tire abrasion detection band equipped with the tire for reaching critical wear degree in device processed is compared;
(1-3) vehicle power supply warm-up control
Temperature sensor is used to detect the temperature of coolant liquid in batteries of electric automobile packet, and being equipped in the 4th controller makes battery Coolant temperature when optimum Working can be reached, when temperature sensor detects that the temperature of coolant liquid in battery pack is lower than When the coolant temperature set in the 4th controller, the 4th controller control switch closing of circuit, each semiconductor chilling plate is opened Beginning work, heat release end face contact with coolant liquid and preheat to coolant liquid;
(1-4) car leaves Articles detecting
When user gives back vehicle, when electric car power supply is closed and car door is locked, the control of third controller is infrared Line transmitter is started to work, and RF transmitter emits infrared ray to car, several infrared rays in each vehicle seat connect It receives device and starts the infrared signal that receiving infrared-ray transmitter is launched.
The present invention directly monitors the tire pressure in vehicle tyre using pressure sensor, and vehicle is detected by the way of image comparison The degree of wear of tire and detect interior residue jointly using RF transmitter, receiver and pressure sensor Product.In order to increase the frictional force with ground, surface of tyre all has decorative pattern and groove, and the degree of tire wear is bigger, tire It is bigger with the contact area on ground.Semiconductor chilling plate in the present invention can play the role of cooling and warming, only need to be by half The positive and negative anodes and reverse power connection of conductor cooling piece can be achieved with the conversion of refrigeration and heating effect.The present invention has can real-time monitoring Vehicle tyre pressure situation, can intelligent decision vehicle tyre whether need replacing because of excessive wear, can the detection when user gives back vehicle The characteristics of leaving article with the presence or absence of user in vehicle and can be preheated to vehicle power supply.
Preferably, the invention also includes battery power detection circuit, battery power detection circuit and the first controller electricity Connection, the invention also includes following steps:
During electric car is charged, the electricity of battery power detection circuit real-time monitoring batteries of electric automobile Amount, and the first controller is transferred data to, when the battery capacity numerical value that the first controller receives is more than 60%, the first control The information that the electric car can receive reservation lease is radioed to electric car by the first radio communication circuit by device processed Information of lease control platform.
Preferably, step (1-1) further includes following steps:
(1-1-1) each first pressure sensor is every within the period that former and later two length are L every T time N times data are detected every time T1;Wherein, former and later two periods are respectively period A and period B, L=n × T1, then and first Controller obtains each n detected value of each first pressure sensor in period A and period B;
(1-1-2) calculates the similarity for the detected value that each first pressure sensor obtains in period A and period B;
(1-1-3) first controller judges the similarity size for the detected value that each first pressure sensor obtains, by phase Like degree closest to 1 each n detected value of the first pressure sensor in period A and period B, it is saved in storage unit It is interior;
(1-1-4) first controller is radioed to the data saved in storage unit by the first radio communication circuit Electric car information of lease control platform.
Preferably, step (1-1-2) further includes following steps:
Each detected value of set period of time A is xi, each detected value of period B is yi, i=1,2 ..., n;
Utilize formulaCalculate what two periods each first pressure sensor obtained The similarity of detected value, whereinFor the average value of all detected values of first pressure sensor single in period A,It is the time The average value of single all detected values of first pressure sensor in section B.
Preferably, step (1-2) further includes following steps:
Judge that the shaded area of the image received is more than or equal to be equipped in second controller when second controller to reach When the shaded area of the image when tire of critical wear degree rolled tire abrasion detection band, the first report of second controller control Alert circuit alarm reminds administrative staff's vehicle to carry out changing tire processing, while second controller passes through the second wireless communication The information that the electric car can not receive reservation lease next time is radioed to electric car information of lease control platform by circuit;
Judge that the shaded area of the image received is less than to be equipped in second controller when second controller and reaches critical When the shaded area of the image when tire of the degree of wear rolled tire abrasion detection band, illustrate that the tire of vehicle does not occur excessively The case where abrasion, can continue to use, while second controller can be received the electric car by the second radio communication circuit Next time, the information of reservation lease radioed to electric car information of lease control platform.
Preferably, step (1-4) further includes following steps:
When the infrared receiver in each vehicle seat can receive the infrared ray that RF transmitter is launched, Illustrate that the article for not having user to leave on interior each vehicle seat, third controller control the second warning circuit and do not alarm;
When the infrared receiver at least one vehicle seat can not enough receive RF transmitter launched it is infrared When line, the pressure sensor that third controller controls in corresponding vehicle seat works, and the pressure sensor of work will test Data be transferred to third controller, whether the pressure value that the judgement of third controller receives is zero:
When the pressure value that third controller receives is zero, illustrate there is no user to leave on interior each vehicle seat Article, third controller control the second warning circuit do not alarm;When third controller receives the pressure value being not zero When, illustrate to detect the article for thering is user to leave on vehicle seat that the pressure sensor that pressure value is not zero is located at, third control Device processed controls the alarm of the second warning circuit, and user is reminded to have article to be retained in vehicle.
Preferably, step (1-3) further includes following steps:
When temperature sensor detects that the temperature of coolant liquid reaches the coolant temperature set in the 4th controller, the 4th Controller control switch circuit disconnects, and each semiconductor chilling plate is made to stop working, and should by third radio communication circuit The information that electric car can be leased immediately radios to electric car information of lease control platform.
Preferably, tire wear detection band cross section is trapezoidal, two bevel edges that tire wear detects band are in arc-shaped, Tire wear detection band further includes being respectively arranged on two fixed blocks of the tire wear detection with interior both ends, be set to two fixed blocks it Between support frame, be respectively arranged on two elastic protective pads of support frame upper end and support frame lower end, laser scanner is located at support On the elastic protective pad of frame upper end, laser scanner surface is equipped with layer protecting film, and two fixed block surfaces are equipped with one layer of protection Shell, support frame section are in X-shaped.
Therefore, the invention has the following beneficial effects: (1) can real-time monitoring vehicle tyre pressure situation;It (2) can intelligent decision vehicle Whether tire needs replacing because of excessive wear;(3) it can detect when user gives back vehicle and be left in vehicle with the presence or absence of user Article;(4) it in the case where ambient temperature is low, can be preheated to vehicle power supply.
Detailed description of the invention
Fig. 1 is a kind of functional block diagram of the invention;
Fig. 2 is a kind of functional block diagram that car in the present invention leaves Articles detecting module;
Fig. 3 is a kind of sectional view of the tire wear detection band in the present invention;
Fig. 4 is a kind of flow chart of the invention.
In figure: vehicle tyre pressure monitoring modular 1, vehicle tyre abrasion detection module 2, pressure sensor 3, the first controller 4, First radio communication circuit 5, laser scanner 6, second controller 7, the second radio communication circuit 8, warning circuit 9, battery electricity Measure detection circuit 10, electric car information of lease control platform 11, fixed block 12, support frame 13, elastic protective pad 14, protective film 15, car leaves Articles detecting module 16, RF transmitter 17, infrared receiver 18, second pressure sensor 19, second Warning circuit 20, third controller 21, vehicle power supply warm-up block 22, the 4th controller 23, temperature sensor 24, semiconductor system Cold 25, switching circuit 26, stand-by power supply circuit 27, third radio communication circuit 28.
Specific embodiment
The present invention will be further described with specific embodiment with reference to the accompanying drawing:
A kind of electronic vehicle attitude intelligent safety monitoring system as depicted in figs. 1 and 2, including electric car information of lease Control platform 11, charging pile, vehicle tyre pressure monitoring modular 1, vehicle tyre abrasion detection module 2, car leave Articles detecting mould Block 16 and vehicle power supply warm-up block 22, vehicle tyre pressure monitoring modular include multiple first pressures sensing in each tire Device 3, the first controller 4 and the first radio communication circuit 5, each first pressure sensor are electrically connected with the first controller, the One controller and the electrical connection of the first radio communication circuit, vehicle tyre abrasion detection module include tire wear detection band, tire Abrasion detection band is located at electric car and leaves for charging pile institute through on the way, tire wear detection band is interior equipped with laser scanner 6, second Controller 7, the second radio communication circuit 8 and the first warning circuit 9, laser scanner, the second radio communication circuit and the first report Alert circuit is electrically connected with second controller, and it includes the RF transmitter set on interior top that car, which leaves Articles detecting module, 17, several infrared receivers 18 being respectively arranged in each vehicle seat, the multiple second pressures being respectively arranged in each vehicle seat Sensor 19, the second warning circuit 20 and third controller 21, each infrared receiver and each second pressure sensor are equal It is electrically connected with third controller, the second warning circuit and RF transmitter are electrically connected with third controller, and vehicle power supply is pre- Thermal modules include the 4th controller 23, temperature sensor 24, several semiconductor chilling plates 25, switching circuit 26, backup power source Circuit 27 and third radio communication circuit 28, temperature sensor, switching circuit, stand-by power supply circuit and third radio communication circuit It is electrically connected with the 4th controller, switching circuit and stand-by power supply circuit electrical connection, each semiconductor chilling plate are electric with switch Road electrical connection.The invention also includes battery power detection circuit 10, battery power detection circuit is electrically connected with the first controller.
As shown in figure 3, tire wear detection band cross section is trapezoidal, two bevel edges that tire wear detects band are in circular arc Shape, tire wear detection band further include being respectively arranged on two fixed blocks 12 of the tire wear detection with interior both ends, are set to two admittedly Determine the support frame 13 between block, is respectively arranged on two elastic protective pads 14 of support frame upper end and support frame lower end, laser scanning Instrument is located on the elastic protective pad of support frame upper end, and laser scanner surface is equipped with layer protecting film 15, two fixed block surfaces Equipped with one layer of protection shell, support frame section is in X-shaped.
A kind of electronic vehicle attitude intelligent safety monitoring system as shown in Figure 4, includes the following steps:
Step 100, vehicle tyre pressure monitors
Step 110, each first pressure sensor is 5 minutes periods in former and later two length every 8 hours It is interior every 150 data of detection in the time 2 seconds;Wherein, former and later two periods are respectively period A and period B, then the first control Device processed obtains each 150 detected value of each first pressure sensor in period A and period B;
Step 120, each detected value of set period of time A is xi, each detected value of period B is yi, i=1,2 ..., n;
Utilize formulaCalculate what two periods each first pressure sensor obtained The similarity of detected value, whereinFor the average value of all detected values of first pressure sensor single in period A,It is the time The average value of single all detected values of first pressure sensor in section B;
Step 130, the first controller judges the similarity size for the detected value that each first pressure sensor obtains, by phase Like degree closest to 1 each 150 detected value of the first pressure sensor in period A and period B, it is saved in storage unit It is interior;
Step 140, the data saved in storage unit are wirelessly transferred by the first controller by the first radio communication circuit Give electric car information of lease control platform.
Step 200, vehicle tyre abrasion detection
When electric automobile during traveling crosses tire abrasion detection band, laser scanner, which understands automatically scanning and generates tire, rolls third wheel Image when tire abrasion detection band, and send image to second controller, it is equipped in second controller and reaches critical wear journey The tire of degree rolled image when tire abrasion detection band, and second controller controls the shaded area of the image received with second The shaded area of image when rolling tire abrasion detection band equipped with the tire for reaching critical wear degree in device processed is compared;
Judge that the shaded area of the image received is more than or equal to be equipped in second controller when second controller to reach When the shaded area of the image when tire of critical wear degree rolled tire abrasion detection band, the first report of second controller control Alert circuit alarm reminds administrative staff's vehicle to carry out changing tire processing, while second controller passes through the second wireless communication The information that the electric car can not receive reservation lease next time is radioed to electric car information of lease control platform by circuit;
Judge that the shaded area of the image received is less than to be equipped in second controller when second controller and reaches critical When the shaded area of the image when tire of the degree of wear rolled tire abrasion detection band, illustrate that the tire of vehicle does not occur excessively The case where abrasion, can continue to use, while second controller can be received the electric car by the second radio communication circuit Next time, the information of reservation lease radioed to electric car information of lease control platform.
Step 300, vehicle power supply warm-up control
Temperature sensor is used to detect the temperature of coolant liquid in batteries of electric automobile packet, and being equipped in the 4th controller makes battery Coolant temperature when optimum Working can be reached, when temperature sensor detects that the temperature of coolant liquid in battery pack is lower than When the coolant temperature set in the 4th controller, the 4th controller control switch closing of circuit, each semiconductor chilling plate is opened Beginning work, heat delivery surface are contacted with coolant liquid and are preheated to coolant liquid;
When temperature sensor detects that the temperature of coolant liquid reaches the coolant temperature set in the 4th controller, the 4th Controller control switch circuit disconnects, and each semiconductor chilling plate is made to stop working, and should by third radio communication circuit The information that electric car can be leased immediately radios to electric car information of lease control platform.
When ambient temperature is higher, it also can use semiconductor chilling plate and cool down to the coolant liquid in battery pack, only The heat delivery surface contacted originally with coolant liquid need to be made to change into heat-absorbent surface energy the positive and negative anodes and reverse power connection of semiconductor chilling plate It realizes.
Step 400, car leaves Articles detecting
When user gives back vehicle, when electric car power supply is closed and car door is locked, the control of third controller is infrared Line transmitter is started to work, and RF transmitter emits infrared ray to car, several infrared rays in each vehicle seat connect It receives device and starts the infrared signal that receiving infrared-ray transmitter is launched;
When the infrared receiver in each vehicle seat can receive the infrared ray that RF transmitter is launched, Illustrate that the article for not having user to leave on interior each vehicle seat, third controller control the second warning circuit and do not alarm;
When the infrared receiver at least one vehicle seat can not enough receive RF transmitter launched it is infrared When line, the pressure sensor that third controller controls in corresponding vehicle seat works, and the pressure sensor of work will test Data be transferred to third controller, whether the pressure value that the judgement of third controller receives is zero:
When the pressure value that third controller receives is zero, illustrate there is no user to leave on interior each vehicle seat Article, third controller control the second warning circuit do not alarm;When third controller receives the pressure value being not zero When, illustrate to detect the article for thering is user to leave on vehicle seat that the pressure sensor that pressure value is not zero is located at, third control Device processed controls the alarm of the second warning circuit.
Step 500, electric quantity of batteries of electric vehicle detects
During electric car is charged, the electricity of battery power detection circuit real-time monitoring batteries of electric automobile Amount, and the first controller is transferred data to, when the battery capacity numerical value that the first controller receives is more than 60%, the first control The information that the electric car can receive reservation lease is radioed to electric car by the first radio communication circuit by device processed Information of lease control platform.
It should be understood that this embodiment is only used to illustrate the invention but not to limit the scope of the invention.In addition, it should also be understood that, After having read the content of the invention lectured, those skilled in the art can make various modifications or changes to the present invention, these etc. Valence form is also fallen within the scope of the appended claims of the present application.

Claims (9)

1. a kind of electronic vehicle attitude intelligent safety monitoring system, characterized in that including electric car information of lease control platform (11), charging pile, vehicle tyre pressure monitoring modular (1), vehicle tyre abrasion detection module (2), car leave Articles detecting module (16) and vehicle power supply warm-up block (22), vehicle tyre pressure monitoring modular include several first pressures in each tire Sensor (3), the first controller (4) and the first radio communication circuit (5), each first pressure sensor with the first controller Electrical connection, the first controller and the electrical connection of the first radio communication circuit, vehicle tyre abrasion detection module include tire wear inspection Measuring tape, tire wear detection band leave for charging pile institute positioned at electric car and sweep through on the way, tire wear detection band is interior equipped with laser Retouch instrument (6), second controller (7), the second radio communication circuit (8) and the first warning circuit (9), laser scanner, the second nothing Line telecommunication circuit and the first warning circuit are electrically connected with second controller, and it includes being set to car that car, which leaves Articles detecting module, The RF transmitter (17) at top, several infrared receivers (18) being respectively arranged in each vehicle seat are respectively arranged on each Several second pressure sensors (19) in a vehicle seat, the second warning circuit (20) and third controller (21), it is each infrared Line receiver and each second pressure sensor are electrically connected with third controller, and the second warning circuit and RF transmitter are equal Be electrically connected with third controller, vehicle power supply warm-up block include the 4th controller (23), temperature sensor (24), several half Conductor cooling piece (25), switching circuit (26), stand-by power supply circuit (27) and third radio communication circuit (28), temperature sensing Device, switching circuit, stand-by power supply circuit and third radio communication circuit are electrically connected with the 4th controller, switching circuit and spare Power circuit electrical connection, each semiconductor chilling plate are electrically connected with switching circuit.
2. electronic vehicle attitude intelligent safety monitoring system according to claim 1, characterized in that include the following steps:
The monitoring of (1-1) vehicle tyre pressure
When electric car is in idle condition, pressure value in each each tire of first pressure sensor real-time monitoring, and By the data transmission monitored give the first controller, the first controller by the first radio communication circuit by the data received without Line is transferred to electric car information of lease control platform;
(1-2) vehicle tyre abrasion detection
When electric automobile during traveling crosses tire abrasion detection band, laser scanner, which understands automatically scanning and generates tire, rolled tire mill Image when damage detection band, and send image to second controller, it is equipped in second controller and reaches critical wear degree Tire rolled image when tire abrasion detection band, and second controller is by the shaded area and second controller of the image received Interior be equipped with reaches the shaded area of the image when tire of critical wear degree rolled tire abrasion detection band and is compared;
(1-3) vehicle power supply warm-up control
Temperature sensor is used to detect the temperature of coolant liquid in batteries of electric automobile packet, and being equipped in the 4th controller enables battery Reach coolant temperature when optimum Working, when temperature sensor detects the temperature of coolant liquid in battery pack lower than the 4th When the coolant temperature set in controller, the 4th controller control switch closing of circuit, each semiconductor chilling plate starts work Make, heat delivery surface is contacted with coolant liquid and preheated to coolant liquid;
(1-4) car leaves Articles detecting
When user gives back vehicle, when electric car power supply is closed and car door is locked, third controller controls infrared ray hair Emitter is started to work, and RF transmitter emits infrared ray to car, several infrared receivers in each vehicle seat Start the infrared signal that receiving infrared-ray transmitter is launched.
3. electronic vehicle attitude intelligent safety monitoring system according to claim 1, further includes battery power detection circuit (10), battery power detection circuit is electrically connected with the first controller, characterized in that further includes following steps:
The detection of (1-5) electric quantity of batteries of electric vehicle
During electric car is charged, the electricity of battery power detection circuit real-time monitoring batteries of electric automobile, and The first controller is transferred data to, when the battery capacity numerical value that the first controller receives is more than 60%, the first controller The information that the electric car can receive reservation lease is radioed into electric car lease by the first radio communication circuit Information control platform.
4. electronic vehicle attitude intelligent safety monitoring system according to claim 2, characterized in that step (1-1) is also wrapped Include following steps:
(1-1-1) each first pressure sensor every T time, within the period that former and later two length are L every when Between T1 detect n times data;Wherein, former and later two periods are respectively period A and period B, L=n × T1, then the first control Device obtains each n detected value of each first pressure sensor in period A and period B;
(1-1-2) calculates the similarity for the detected value that each first pressure sensor obtains in period A and period B;
(1-1-3) first controller judges the similarity size for the detected value that each first pressure sensor obtains, by similarity Closest to 1 each n detected value of the pressure sensor in period A and period B, it is saved in storage unit;
(1-1-4) first controller is radioed to the data saved in storage unit by the first radio communication circuit electronic Car rental information control platform.
5. electronic vehicle attitude intelligent safety monitoring system according to claim 4, characterized in that step (1-1-2) is also Include the following steps:
Each detected value of set period of time A is xi, each detected value of period B is yi, i=1,2 ..., n;
Utilize formulaCalculate the detection that two periods each first pressure sensor obtains The similarity of value, whereinFor the average value of all detected values of first pressure sensor single in period A,It is period B The average value of interior all detected values of single first pressure sensor.
6. electronic vehicle attitude intelligent safety monitoring system according to claim 2, characterized in that step (1-2) is also wrapped Include following steps:
Judge that the shaded area of the image received is more than or equal to be equipped in second controller when second controller and reaches critical When the shaded area of the image when tire of the degree of wear rolled tire abrasion detection band, second controller control the first alarm electricity Road alarm reminds administrative staff's vehicle to carry out changing tire processing, while second controller passes through the second radio communication circuit The information that the electric car can not receive reservation lease next time is radioed into electric car information of lease control platform;
Judge that the shaded area of the image received is less than to be equipped in second controller when second controller and reaches critical wear When the shaded area of the image when tire of degree rolled tire abrasion detection band, illustrate that the tire of vehicle does not occur excessive wear The case where, it can continue to use, while the electric car can be received next time by the second radio communication circuit by second controller The information of reservation lease radios to electric car information of lease control platform.
7. electronic vehicle attitude intelligent safety monitoring system according to claim 2, characterized in that step (1-4) is also wrapped Include following steps:
When the infrared receiver in each vehicle seat can receive the infrared ray that RF transmitter is launched, explanation There is no the article that user leaves on interior each vehicle seat, third controller controls the second warning circuit and do not alarm;
When the infrared receiver at least one vehicle seat enough can not receive the infrared ray that RF transmitter is launched, The pressure sensor that third controller controls in corresponding vehicle seat works, the data that the pressure sensor of work will test It is transferred to third controller, whether the pressure value that the judgement of third controller receives is zero:
When the pressure value that third controller receives is zero, illustrate the object for not having user to leave on interior each vehicle seat Product, third controller control the second warning circuit and do not alarm;When third controller receives the pressure value being not zero, say The article for thering is user to leave on the vehicle seat that the bright pressure sensor for detecting that pressure value is not zero is located at, third controller control Make the alarm of the second warning circuit.
8. electronic vehicle attitude intelligent safety monitoring system according to claim 2, characterized in that step (1-3) is also wrapped Include following steps:
When temperature sensor detects that the temperature of coolant liquid reaches the coolant temperature set in the 4th controller, the 4th control Device control switch circuit disconnects, and each semiconductor chilling plate is made to stop working, and by third radio communication circuit that this is electronic The information that automobile can be leased immediately radios to electric car information of lease control platform.
9. electronic vehicle attitude intelligent safety monitoring system according to claim 1, characterized in that tire wear detects band Cross section is trapezoidal, and two bevel edges that tire wear detects band are in arc-shaped, and it further includes being respectively arranged on wheel that tire wear, which detects band, Two fixed blocks (12) at both ends, the support frame (13) between two fixed blocks are respectively arranged on branch in tire abrasion detection band Two elastic protective pads (14) of support upper end and support frame lower end, laser scanner are located at the elastic protective pad of support frame upper end On, laser scanner surface is equipped with layer protecting film (15), and two fixed block surfaces are equipped with one layer of protection shell, support frame section In X-shaped.
CN201710972473.1A 2017-10-18 2017-10-18 Electronic vehicle attitude intelligent safety monitoring system Pending CN109612740A (en)

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