CN114248587A - Automobile tire pressure monitoring system - Google Patents
Automobile tire pressure monitoring system Download PDFInfo
- Publication number
- CN114248587A CN114248587A CN202011005702.0A CN202011005702A CN114248587A CN 114248587 A CN114248587 A CN 114248587A CN 202011005702 A CN202011005702 A CN 202011005702A CN 114248587 A CN114248587 A CN 114248587A
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- Prior art keywords
- tire
- automobile
- automobile tire
- pressure
- module
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 41
- 238000004891 communication Methods 0.000 claims description 4
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 2
- 206010039203 Road traffic accident Diseases 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices 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
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0486—Signalling devices actuated by tyre pressure mounted on the wheel or tyre comprising additional sensors in the wheel or tyre mounted monitoring device, e.g. movement sensors, microphones or earth magnetic field sensors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices 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
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0408—Signalling 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
- B60C23/0422—Signalling 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
- B60C23/0433—Radio signals
- B60C23/0447—Wheel or tyre mounted circuits
- B60C23/0455—Transmission control of wireless signals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Arrangement of adaptations of instruments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
Abstract
The invention relates to the field of automobile tire detection, in particular to an automobile tire pressure monitoring system; the tire pressure monitoring system comprises an on-board computer, a tire pressure monitoring module and an early warning module, wherein the tire pressure monitoring module comprises four groups of infrared distance sensors, four groups of pressure sensors and four groups of temperature sensors, each group of infrared distance sensors are arranged on a wheel core in the middle of an automobile tire and used for detecting the height of the automobile tire from the bottom surface and sending the height to the on-board computer, each group of pressure sensors and temperature sensors are arranged on an automobile tire valve rod and are attached to a rim, the pressure sensors are used for collecting the pressure of the automobile tire and sending the pressure to the on-board computer, the temperature sensors are used for collecting the temperature of the automobile tire and sending the temperature to the on-board computer, and the early warning module comprises an alarm lamp and a voice alarm module. The invention can realize real-time monitoring of the pressure and the temperature of the automobile and the height of the tire from the bottom surface, and improve the safety performance.
Description
Technical Field
The invention relates to the field of automobile tire detection, in particular to an automobile tire pressure monitoring system.
Background
The tire is one of the most important components on the automobile, and the tire mainly plays the following roles: supporting the whole weight of the vehicle, bearing the load of the vehicle and transmitting the force and moment in other directions; the torque force of traction and braking is transmitted, and good adhesion between the wheels and the road surface is ensured, so that the dynamic property, the braking property and the trafficability property of the automobile are improved. Both too high and too low tire pressures can shorten the useful life of the tire. The tire body deformation is increased due to too low air pressure, the tire side is easy to crack, meanwhile, the flexing motion is generated, excessive heating is caused, rubber aging, cord fabric fatigue and cord thread breakage are promoted, the tire grounding area is increased, and tire shoulder abrasion is accelerated. When the air pressure is too high, the tire cord is subjected to excessive stretching deformation, the elasticity of the tire body is reduced, and the load applied to the automobile in the running process is increased.
Tire failure is the most difficult to prevent and is a significant cause of sudden traffic accidents during high speed operation of automobiles. The tire pressure monitoring system can play a role in monitoring the pressure and the temperature of the tire in real time. Under the condition of the prior art, the tire pressure monitoring system cannot effectively feed back the monitoring data, so that the problem of misjudgment is caused.
Therefore, the automobile tire pressure monitoring system is provided.
Disclosure of Invention
The invention aims to provide an automobile tire pressure monitoring system which can monitor the pressure and temperature of an automobile and the height of a tire from a bottom surface in real time and improve the safety performance.
In order to achieve the purpose, the technical scheme of the invention is as follows:
an automobile tire pressure monitoring system comprises an on-board computer, a tire pressure monitoring module and an early warning module, wherein the tire pressure monitoring module and the early warning module are connected with the on-board computer through a network, the tire pressure monitoring module comprises four groups of infrared distance sensors, four groups of pressure sensors and four groups of temperature sensors, each group of infrared distance sensors is arranged on a wheel core in the middle of an automobile tire and used for detecting the height of the automobile tire from the bottom surface and sending the height to the on-board computer, each group of pressure sensors and temperature sensors is arranged on an automobile tire valve rod and is attached to a wheel rim, the pressure sensors are used for collecting the pressure of the automobile tire and sending the pressure to the on-board computer, the temperature sensors are used for collecting the temperature of the automobile tire and sending the temperature to the on-board computer, the early warning module comprises an alarm lamp and a voice alarm module, the early warning device is used for early warning after receiving an early warning signal sent by a vehicle-mounted computer.
Specifically, a timer is arranged inside the vehicle-mounted computer.
Specifically, the vehicle-mounted computer comprises a display screen, a main control module and a wireless transceiver module, wherein the wireless transceiver module is used for receiving height data of an automobile tire from the bottom surface, the temperature of the automobile tire and the pressure of the automobile tire in real time, the display screen is used for displaying the height value of the automobile tire from the bottom surface, the temperature value of the automobile tire and the pressure value of the automobile tire in real time, and the main control module is used for analyzing the received height value of the automobile tire from the bottom surface, the temperature value of the automobile tire and the pressure value of the automobile tire and judging whether the height value of the automobile tire from the bottom surface, the temperature value of the automobile tire and the pressure value of the automobile tire exceed corresponding threshold values.
Specifically, the display screen is an LED liquid crystal display screen arranged on an automobile instrument panel.
Specifically, the main control module adopts an MPXY8500 chip.
Specifically, the wireless communication module adopts an RFM69HCW wireless transceiver.
Specifically, the voice alarm module is a voice alarm, and the alarm lamp and the voice alarm are both arranged in the vehicle.
The invention has the beneficial effects that: according to the invention, by arranging the vehicle-mounted computer, the tire pressure monitoring module and the early warning module, once the height value of the automobile tire from the bottom surface, the temperature value of the automobile tire and the pressure value of the automobile tire are higher than the threshold value, the vehicle-mounted computer starts the early warning module to early warn a driver, so that serious traffic accidents caused by tire burst are avoided, and the safety performance is improved.
Drawings
FIG. 1 is a block diagram of an embodiment of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached figure 1, an automobile tire pressure monitoring system comprises an on-board computer, a tire pressure monitoring module and an early warning module, wherein the tire pressure monitoring module and the early warning module are connected with the on-board computer through a network, the tire pressure monitoring module comprises four groups of infrared distance sensors, four groups of pressure sensors and four groups of temperature sensors, each group of infrared distance sensors is arranged on a wheel core in the middle of an automobile tire and used for detecting the height of the automobile tire from the bottom surface and sending the height to the on-board computer, each group of pressure sensors and temperature sensors is arranged on an automobile tire valve stem and is attached to a rim, the pressure sensors are used for collecting the pressure of the automobile tire and sending the pressure to the on-board computer, the temperature sensors are used for collecting the temperature of the automobile tire and sending the temperature to the on-board computer, the early warning module comprises an alarm lamp and a voice warning module, the early warning device is used for receiving the early warning signal sent by the vehicle-mounted computer and then giving an early warning; according to the invention, by arranging the vehicle-mounted computer, the tire pressure monitoring module and the early warning module, once the height value of the automobile tire from the bottom surface, the temperature value of the automobile tire and the pressure value of the automobile tire are higher than the threshold value, the vehicle-mounted computer starts the early warning module to early warn a driver, so that serious traffic accidents caused by tire burst are avoided, and the safety performance is improved.
Furthermore, the infrared distance sensor is a KTR-GP2D12 infrared distance sensor, the KTR-GP2D12 infrared distance sensor is an optical distance measuring tool, the distance is measured by using the reflection intensity of light, and the infrared distance sensor has the characteristics of high precision, low consumption and small volume.
Furthermore, the infrared distance sensor is arranged on the outer side of the wheel core in the middle of the automobile tire, the heights of the four automobile tire wheel cores and the ground are firstly tested through the infrared distance sensor, when the heights of the tire wheel cores and the ground are inconsistent, signals are fed back to the vehicle-mounted computer, the vehicle-mounted computer then controls the pressure sensor and the temperature sensor to continuously detect the corresponding tire, and when the temperature value of the automobile tire and the pressure value of the automobile tire are higher than threshold values, the vehicle-mounted computer controls the early warning module to give an early warning to a driver.
Further, the pressure sensor related to the invention adopts a BM133714XA pressure sensor.
Furthermore, the temperature sensor related to the invention adopts a DS18B20 single-wire intelligent temperature sensor.
Specifically, a timer is arranged inside the vehicle-mounted computer.
Furthermore, the invention relates to a timer, wherein the vehicle-mounted computer collects the height between the wheel core of the automobile and the ground through the timer.
Specifically, the vehicle-mounted computer comprises a display screen, a main control module and a wireless transceiver module, wherein the wireless transceiver module is used for receiving height data of an automobile tire from the bottom surface, the temperature of the automobile tire and the pressure of the automobile tire in real time, the display screen is used for displaying the height value of the automobile tire from the bottom surface, the temperature value of the automobile tire and the pressure value of the automobile tire in real time, and the main control module is used for analyzing the received height value of the automobile tire from the bottom surface, the temperature value of the automobile tire and the pressure value of the automobile tire and judging whether the height value of the automobile tire from the bottom surface, the temperature value of the automobile tire and the pressure value of the automobile tire exceed corresponding threshold values.
Specifically, the display screen is an LED liquid crystal display screen arranged on an automobile instrument panel.
Specifically, the main control module adopts an MPXY8500 chip.
Specifically, the wireless communication module adopts an RFM69HCW wireless transceiver.
Specifically, the voice alarm module is a voice alarm, and the alarm lamp and the voice alarm are both arranged in the vehicle.
Further, the invention relates to an automobile tire pressure monitoring method, which comprises the following steps:
(1) the vehicle-mounted computer is connected with the tire pressure monitoring module, the tire pressure monitoring module sends real-time monitoring data of the automobile to the vehicle-mounted computer, and the acquisition time is preset through a timer and is respectively 1min when the automobile is in a normal driving mode and 5min when the automobile is in a parking mode;
(2) the wireless communication module acquires data acquired by the tire pressure monitoring module in real time, processes and analyzes the data through the main control module, and displays an analysis result by using a display screen; the pressure monitoring module displays the height value of the automobile tire from the bottom surface, the temperature value of the automobile tire and the pressure value of the automobile tire in real time;
(3) the height threshold value of the automobile tire from the bottom surface, the temperature threshold value of the automobile tire and the pressure threshold value of the automobile tire are preset in a vehicle-mounted computer, and the main control module compares the actually acquired data with the corresponding threshold values to judge whether the height, the temperature and the tire pressure of the automobile tire from the bottom surface are in a normal range or not;
(4) when the main control module judges that the data collected by the tire pressure monitoring module are all larger than the corresponding threshold values, early warning is timely carried out on a driver through the alarm lamp and the voice alarm, serious traffic accidents caused by tire burst are avoided, and safety performance is improved.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (7)
1. An automobile tire pressure monitoring system is characterized by comprising a vehicle-mounted computer, a tire pressure monitoring module and an early warning module, wherein the tire pressure monitoring module and the early warning module are connected with the vehicle-mounted computer through a network, the tire pressure monitoring module comprises four groups of infrared distance sensors, four groups of pressure sensors and four groups of temperature sensors, each group of infrared distance sensors is arranged on a wheel core in the middle of an automobile tire and used for detecting the height of the automobile tire from the bottom surface and sending the height to the vehicle-mounted computer, each group of pressure sensors and temperature sensors is arranged on an automobile tire valve rod and is attached to a rim, the pressure sensors are used for collecting the pressure of the automobile tire and sending the pressure to the vehicle-mounted computer, the temperature sensors are used for collecting the temperature of the automobile tire and sending the temperature to the vehicle-mounted computer, and the early warning module comprises an alarm lamp and a voice warning module, the early warning device is used for early warning after receiving an early warning signal sent by a vehicle-mounted computer.
2. The tire pressure monitoring system for automobile tires according to claim 1, characterized in that a timer is provided inside the vehicle-mounted computer.
3. The automobile tire pressure monitoring system according to claim 1, wherein the vehicle-mounted computer comprises a display screen, a main control module and a wireless transceiver module, the wireless transceiver module is used for receiving height data of an automobile tire from the bottom surface, temperature of the automobile tire and pressure of the automobile tire in real time, the display screen is used for displaying the height value of the automobile tire from the bottom surface, the temperature value of the automobile tire and the pressure value of the automobile tire in real time, and the main control module is used for analyzing the received height value of the automobile tire from the bottom surface, the temperature value of the automobile tire and the pressure value of the automobile tire to judge whether the height value of the automobile tire from the bottom surface, the temperature value of the automobile tire and the pressure value of the automobile tire exceed corresponding thresholds.
4. The tire pressure monitoring system for automobile tires according to claim 3, characterized in that the display screen is an LED liquid crystal display screen arranged on the instrument panel of the automobile.
5. The tire pressure monitoring system for automobile tires according to claim 3, characterized in that, the master control module uses MPXY8500 chip.
6. The tire pressure monitoring system of automobile tires according to claim 3, characterized in that, the wireless communication module uses RFM69HCW wireless transceiver.
7. The tire pressure monitoring system for automobile tires according to claim 1, wherein the voice alarm module is a voice alarm, and the alarm lamp and the voice alarm are both disposed in the automobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011005702.0A CN114248587A (en) | 2020-09-22 | 2020-09-22 | Automobile tire pressure monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011005702.0A CN114248587A (en) | 2020-09-22 | 2020-09-22 | Automobile tire pressure monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114248587A true CN114248587A (en) | 2022-03-29 |
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ID=80788545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011005702.0A Pending CN114248587A (en) | 2020-09-22 | 2020-09-22 | Automobile tire pressure monitoring system |
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| CN (1) | CN114248587A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040201467A1 (en) * | 2003-04-14 | 2004-10-14 | Variform Industrial Ltd. | Early warning system for car tire's temperature and pressure |
| US9387734B1 (en) * | 2015-03-26 | 2016-07-12 | Hussain Ali Alhazmi | Intelligent embedded system device for monitoring car wheel performance |
| CN205930052U (en) * | 2016-08-17 | 2017-02-08 | 西安航空学院 | Intelligence automobile tire monitoring system |
| CN108688416A (en) * | 2017-04-10 | 2018-10-23 | 北汽福田汽车股份有限公司 | A kind of infrared system for monitoring pressure in tyre and its method, vehicle |
| CN108973545A (en) * | 2018-09-20 | 2018-12-11 | 马鞍山市安工大工业技术研究院有限公司 | A kind of monitoring device and method for predicting to blow out |
| KR20190043689A (en) * | 2017-10-19 | 2019-04-29 | 대덕대학산학협력단 | Apparatus and method for monitoring condition of vehicle tires |
| CN209305252U (en) * | 2018-09-07 | 2019-08-27 | 河南久之盛智能科技有限公司 | A kind of automotive tire pressure wireless monitor system |
-
2020
- 2020-09-22 CN CN202011005702.0A patent/CN114248587A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040201467A1 (en) * | 2003-04-14 | 2004-10-14 | Variform Industrial Ltd. | Early warning system for car tire's temperature and pressure |
| US9387734B1 (en) * | 2015-03-26 | 2016-07-12 | Hussain Ali Alhazmi | Intelligent embedded system device for monitoring car wheel performance |
| CN205930052U (en) * | 2016-08-17 | 2017-02-08 | 西安航空学院 | Intelligence automobile tire monitoring system |
| CN108688416A (en) * | 2017-04-10 | 2018-10-23 | 北汽福田汽车股份有限公司 | A kind of infrared system for monitoring pressure in tyre and its method, vehicle |
| KR20190043689A (en) * | 2017-10-19 | 2019-04-29 | 대덕대학산학협력단 | Apparatus and method for monitoring condition of vehicle tires |
| CN209305252U (en) * | 2018-09-07 | 2019-08-27 | 河南久之盛智能科技有限公司 | A kind of automotive tire pressure wireless monitor system |
| CN108973545A (en) * | 2018-09-20 | 2018-12-11 | 马鞍山市安工大工业技术研究院有限公司 | A kind of monitoring device and method for predicting to blow out |
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