CN203391574U - Traffic safety control system based on tire pressure monitoring - Google Patents
Traffic safety control system based on tire pressure monitoring Download PDFInfo
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- CN203391574U CN203391574U CN201320364998.4U CN201320364998U CN203391574U CN 203391574 U CN203391574 U CN 203391574U CN 201320364998 U CN201320364998 U CN 201320364998U CN 203391574 U CN203391574 U CN 203391574U
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- pressure monitoring
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- tire pressure
- tire
- electromagnetic valve
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Abstract
The utility model relates to a traffic safety control system based on tire pressure monitoring. The traffic safety control system comprises tire pressure monitoring modules, a main control unit, a display alarm module, a program control brake module and a safety protection module, wherein each tire of a vehicle is internally provided with one tire pressure monitoring module, the tire pressure monitoring module is connected with the main control unit through a wireless network, and the main control unit is respectively connected with the display alarm module, the program control brake module and the safety protection module; the tire pressure monitoring modules detect tire pressures and temperatures of the tires in real time, and send the tire pressures and the temperatures to the main control unit through the wireless network; the main control unit judges whether the tire pressures and the temperatures are abnormal; the display alarm module sends a sound-light alarm if the tire pressures and the temperatures are abnormal, and the program control brake module carries out brake control on the vehicle; the safety protection module closes an electric signal of a throttle valve so that a vehicle engine stops working. Compared with the prior art, the traffic safety control system has the advantages of good safety, relatively low cost, long service life and the like.
Description
Technical field
The utility model relates to a kind of driving safety system, especially relates to a kind of traffic safety control system based on tire pressure monitoring.
Background technology
Social now, people's trip is day by day frequent, and automobile has become more and more irreplaceable a kind of vehicle in our life, and for the automobile in running at high speed, tire fault is that all chaufeurs are worried the most, the most difficult prevention, is also the major reason that sudden traffic accident occurs.According to statistics, in the traffic accident occurring on China Expressway, have 70% by blowing out, to cause; The Er U.S., this ratio is up to 80%.Under such background, just must automatically monitor tire pressure just, tire flat and infrabar are reported to the police in advance.The tire pressure monitoring system of direct-type (TPMS) is measuring pulley tyre data directly and accurately, its groundwork is mainly in each tire, to configure the sensors such as pressure, temperature, wireless projector is installed, the information such as pressure, temperature are sent to ECU from inside tires, and then in console display measurement value.
Existing Tire Pressure Monitor System does not possess the function of in case of emergency controlling driving states in the market.The patent of just applying at present, wherein 200810067749.2 is a kind of vehicle tyre pressure real-time monitors, it only has the function of tire pressure monitoring and demonstration, the speed of a motor vehicle of automobile is not controlled.201020597371.X equally also only measures for the height of tire pressure, does not relate to the control to automobile speed, and when automobile is out of service, cannot effectively close the module running in tire, causes the loss of electric weight, use that cannot be permanent.And 201120118137.9 are a kind of Tire Pressure Monitor Systems, although it has the initiatively function of brake, but do not comprise the protection to chaufeur maloperation, do not warn the function of follow-up vehicle yet.In addition, the 201220419532.5th, a kind of automotive tyre pressure monitoring warning, although his centrifugal device has promoted service life, is unfavorable for manufacturing, increase the cost of product, more can not under emergency case, effectively contact nearest emergency episode process points.
Utility model content
The purpose of this utility model is exactly to provide a kind of traffic safety control system based on tire pressure monitoring in order to overcome the defect of above-mentioned prior art existence.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of traffic safety control system based on tire pressure monitoring, comprise tire pressure monitoring module, main control unit, display alarm module, program control brake module and security protection module, one tire pressure monitoring module is all set in each tire of vehicle, this tire pressure monitoring module connects main control unit by wireless network, and described main control unit is connected with security protection module with display alarm module, program control brake module respectively; Tire pressure monitoring module detects tire pressure and the temperature of tire in real time; and it is sent to main control unit by wireless network; main control unit judges whether tire pressure and temperature occur extremely; if occur abnormal; by display alarm module, send sound and light alarm; by program control brake module, vehicle is braked to control, security protection module is the electric signal of close the throttle simultaneously, and vehicle motor is quit work.
Described tire pressure monitoring module comprises tyre pressure sensor, tire temperature sensor, microcontroller and RF transceiver, described tyre pressure sensor, tire temperature sensor and RF transceiver are connected with microcontroller respectively, and radiofrequency launcher also connects main control unit by radio frequency network.
Described tyre pressure sensor and tire temperature sensor adopt MPXY8300 sensor, and described microcontroller adopts arm processor.
Described display alarm module comprises display unit and acousto-optic warning unit, and described display unit is for showing current detection data, and described acousto-optic warning unit sends sound and light alarm when abnormal detecting.
Described program control brake module comprises brake master cylinder, master cylinder, wheel cylinder, fuel accumulator, electrical motor and the first electromagnetic valve, the second electromagnetic valve and the 3rd electromagnetic valve, described master cylinder is connected with brake master cylinder, wheel cylinder by the first electromagnetic valve, the second electromagnetic valve respectively, fuel accumulator is all connected with master cylinder with electrical motor, wheel cylinder connects fuel accumulator by the 3rd electromagnetic valve, and the main control unit of vehicle is connected with electrical motor with the first electromagnetic valve, the second electromagnetic valve, the 3rd electromagnetic valve respectively; While the abnormal tyre pressure of burst being detected, main control unit is closed the first control of electromagnetic valve locking chaufeur to brake, close the 3rd electromagnetic valve, prevent machine oil oil return, the second electromagnetic valve of constantly folding simultaneously, lowers the speed of a motor vehicle, when the speed of a motor vehicle is less than setting value, open again the first electromagnetic valve and the 3rd electromagnetic valve, recover the control of chaufeur to brake.
The frequency of main control unit folding the second electromagnetic valve is initial by low frequency setting value, from low to high, until reach high frequency setting value, thus play the effect of ABS, prevent tire locking.
The speed of a motor vehicle setting value that the first electromagnetic valve and the 3rd electromagnetic valve recover is 40km/h.
Described security protection module comprises a control circuit on the jaw opening sensor that is connected in throttle gate, and when abnormal tyre pressure being detected, the electric signal of close the throttle, quits work vehicle motor.
Described security protection module also comprises emergency unit, and this emergency unit connects the navigating instrument of vehicle, and when generation is abnormal, the distress signal that the transmission of emergency unit comprises location information is to the long-range center of seeking help.
Compared with prior art, the utlity model has following advantage:
One, detect in real time the parameters of display of tyre simultaneously, make chaufeur can fully understand driving situation, and more pay attention to the traffic safety of chaufeur to guarantee.
Two, abnormal for tire pressure, can remind in time chaufeur, and in the moment of blowing out, initiatively reduce the moving velocity of vehicle, can be conducive to like this avoid unexpected situation to occur.
If three while running into the accident of blowing out, we can take immediately brake measure and remind front vehicle designed system, avoid between vehicle toppling and rear-end collision causes casualties.
Four, contribute to chaufeur to keep tire pressure in OK range, improve the handling of automobile and the safety and comfort degree of taking, reduce consumption of fuel.
Five, improved the service life of tire pressure monitoring module, chaufeur need not be worried for changing the loaded down with trivial details of battery again.
Six, can after burst accident, in time relevant information be sent to the center of seeking help, shorten the relief time.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the constructional drawing of tire pressure monitoring module;
Fig. 3 is the constructional drawing of program control brake module;
Fig. 4 is the erection plan of tie pressure detection module;
Fig. 5 is the program flow diagram of tire pressure monitoring process;
Fig. 6 is the program flow diagram that program control brake module is braked protection;
Fig. 7 is the schematic diagram of security protection module.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Embodiment
As shown in Figure 1; a kind of traffic safety control system based on tire pressure monitoring; comprise tire pressure monitoring module 1, main control unit 2, display alarm module 3, program control brake module 4 and security protection module 5, a tire pressure monitoring module is all set in each tire of vehicle, its mounting structure as shown in Figure 4.The structure of this tire pressure monitoring module 2 as shown in Figure 2, comprise tyre pressure sensor 11, tire temperature sensor 12, microcontroller 13 and RF transceiver 14, wherein, tyre pressure sensor 11 and tire temperature sensor 12 adopt MPXY8300 sensor, and microcontroller 13 adopts arm processor.Tyre pressure sensor 11 is connected microcontroller 13 with tire temperature sensor 12, detect tire pressure and temperature information, and gathered by microcontroller 13, microcontroller 13 collects after relevant information, then the main control unit (ECU) that is sent to automobile via radio frequency network by connected RF transceiver 14 is processed.
Owing to having adopted MPXY8300 sensor, can carry out the switching of detecting pattern, for example, when the acceleration/accel of vehicle is after a period of time is 0, MPXY8300 sensor enters dormant state, thereby saving electric weight, reduces power consumption, and need to detect time, can wake up by the modes such as timer are set, its specific procedure flow process as shown in Figure 5.
And the Main Function of program control brake module 4 is for can be in the moment of blowing out, take at once automatically brake measure to reduce the speed of a motor vehicle in driving process, with make up because of time of driver's reaction and caused opening time to the best affecting adversely of opportunity of slowing down.This module concrete structure as shown in Figure 3, comprise brake master cylinder 41, master cylinder 42, wheel cylinder 43, fuel accumulator 44, electrical motor 45 and the first electromagnetic valve 47, the second electromagnetic valve 48 and the 3rd electromagnetic valve 49, master cylinder 42 is respectively by the first electromagnetic valve 47, the second electromagnetic valve 48 and brake master cylinder 41, wheel cylinder 43 connects, fuel accumulator 44 is all connected with master cylinder 42 with electrical motor 45, wheel cylinder 43 connects fuel accumulator 44 by the 3rd electromagnetic valve 49, the main control unit 2 of vehicle respectively with the first electromagnetic valve 47, the second electromagnetic valve 48, the 3rd electromagnetic valve 49 is connected with electrical motor 45.
When the abnormal tyre pressure of burst being detected, main control unit 2 is closed the first electromagnetic valve 47 controls of locking chaufeur to brake, close the 3rd electromagnetic valve 49, prevent machine oil oil return, the second electromagnetic valve 48 of constantly folding simultaneously, lowers the speed of a motor vehicle, when the speed of a motor vehicle is less than setting value 40km/h, open again the first electromagnetic valve and the 3rd electromagnetic valve, recover the control of chaufeur to brake.The frequency of main control unit 2 folding the second electromagnetic valves 48 is initial by low frequency setting value, from low to high, until reach high frequency setting value, thus play the effect of ABS, prevent tire locking.Its concrete workflow as shown in Figure 6.
Security protection module 5 is used for the running of control engine, and when tire state occurs when abnormal, the electric signal by close the throttle is worked engine stop, avoids chaufeur because flurried or lack experience, in the accident that wrong step on the gas pedal causes under desperation.This module is that access control circuit 51 forms on common engine load sensor, and its structure as shown in Figure 7.Under abnormal condition, initiatively make short circuit between E2 and IDL, voltage is 0, transmits signal that a throttle gate do not open to main control unit, makes main control unit be judged as not oil spout, even if the violent step on the accelerator of chaufeur maloperation can not accelerate yet.When detect abnormal tyre pressure time, by relay, initiatively connect E2 and IDL.Relay is selected dynamic circuit connector type (often opening) (H type), and coil no power Shi Liang contact disconnects, and energising Hou,Liang Ge contact is just closed.To close the phonetic prefix " H " of word, represent.Only need to just can control by a relay, with low cost.
In addition, security protection module 5 also comprises emergency unit, and this emergency unit connects the navigating instrument of vehicle; utilize the residue function of navigating instrument; associating safety control module, when generation is abnormal, the distress signal that the transmission of emergency unit comprises location information is to the long-range center of seeking help.
Claims (7)
1. the traffic safety control system based on tire pressure monitoring; it is characterized in that; comprise tire pressure monitoring module, main control unit, display alarm module, program control brake module and security protection module; one tire pressure monitoring module is all set in each tire of vehicle; this tire pressure monitoring module connects main control unit by wireless network, and described main control unit is connected with security protection module with display alarm module, program control brake module respectively.
2. a kind of traffic safety control system based on tire pressure monitoring according to claim 1, it is characterized in that, described tire pressure monitoring module comprises tyre pressure sensor, tire temperature sensor, microcontroller and RF transceiver, described tyre pressure sensor, tire temperature sensor and RF transceiver are connected with microcontroller respectively, and radiofrequency launcher also connects main control unit by radio frequency network.
3. a kind of traffic safety control system based on tire pressure monitoring according to claim 2, is characterized in that, described tyre pressure sensor and tire temperature sensor adopt MPXY8300 sensor, and described microcontroller adopts arm processor.
4. a kind of traffic safety control system based on tire pressure monitoring according to claim 1, is characterized in that, described display alarm module comprises display unit and acousto-optic warning unit.
5. a kind of traffic safety control system based on tire pressure monitoring according to claim 1, it is characterized in that, described program control brake module comprises brake master cylinder, master cylinder, wheel cylinder, fuel accumulator, electrical motor and the first electromagnetic valve, the second electromagnetic valve and the 3rd electromagnetic valve, described master cylinder is respectively by the first electromagnetic valve, the second electromagnetic valve and brake master cylinder, wheel cylinder connects, fuel accumulator is all connected with master cylinder with electrical motor, wheel cylinder connects fuel accumulator by the 3rd electromagnetic valve, the main control unit of vehicle respectively with the first electromagnetic valve, the second electromagnetic valve, the 3rd electromagnetic valve is connected with electrical motor.
6. a kind of traffic safety control system based on tire pressure monitoring according to claim 1, is characterized in that, described security protection module comprises a control circuit on the jaw opening sensor that is connected in throttle gate.
7. a kind of traffic safety control system based on tire pressure monitoring according to claim 6, is characterized in that, described security protection module also comprises emergency unit, and this emergency unit connects the navigating instrument of vehicle.
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CN201320364998.4U CN203391574U (en) | 2013-06-24 | 2013-06-24 | Traffic safety control system based on tire pressure monitoring |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104442760A (en) * | 2014-10-30 | 2015-03-25 | 长城汽车股份有限公司 | Brake system and brake method |
CN110065348A (en) * | 2018-01-23 | 2019-07-30 | 英飞凌科技股份有限公司 | Tire pressure monitoring system (TPMS) module, for TPMS confirmation data transmit system and method |
CN110077231A (en) * | 2019-04-28 | 2019-08-02 | 深圳市元征科技股份有限公司 | A kind of abnormal tyre pressure processing method, device and car-mounted terminal |
-
2013
- 2013-06-24 CN CN201320364998.4U patent/CN203391574U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104442760A (en) * | 2014-10-30 | 2015-03-25 | 长城汽车股份有限公司 | Brake system and brake method |
CN104442760B (en) * | 2014-10-30 | 2017-08-29 | 长城汽车股份有限公司 | A kind of brakes and braking method |
CN110065348A (en) * | 2018-01-23 | 2019-07-30 | 英飞凌科技股份有限公司 | Tire pressure monitoring system (TPMS) module, for TPMS confirmation data transmit system and method |
US10660143B2 (en) | 2018-01-23 | 2020-05-19 | Infineon Technologies Ag | Tire pressure monitoring system (TPMS) module, system and method of acknowledging data transmissions for TPMS |
CN110077231A (en) * | 2019-04-28 | 2019-08-02 | 深圳市元征科技股份有限公司 | A kind of abnormal tyre pressure processing method, device and car-mounted terminal |
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C14 | Grant of patent or utility model | ||
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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: 20140115 Termination date: 20170624 |