CN205009891U - Electronic round of tipper tyre pressure monitoring system - Google Patents
Electronic round of tipper tyre pressure monitoring system Download PDFInfo
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- CN205009891U CN205009891U CN201520634937.4U CN201520634937U CN205009891U CN 205009891 U CN205009891 U CN 205009891U CN 201520634937 U CN201520634937 U CN 201520634937U CN 205009891 U CN205009891 U CN 205009891U
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- tire pressure
- repeater
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- tire
- pressure sensor
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Abstract
The utility model provides an electronic round of tipper tyre pressure monitoring system, is including being located display, master controller, tire pressure controller, repeater and the tire pressure sensor of driver's cabin, the signal that the tire pressure sensor produced passes through wireless transmission to repeater, the repeater passes on the signal to the tire pressure controller through wireless transmission, the tire pressure controller passes through the CAN bus and is connected with the master controller, the master controller is connected with the display. The tire pressure sensor is gathered in real time, the detection wheel tire pressure is done all can and the temperature, receives from the repeater and meets tire pressure and temperature signal for repeater, tire pressure controller through wireless transmission to and obtain vehicle velocity, load and the outside temperature condition from the master controller through the CAN bus, thus carry out the analysis to the life factor the that influence tire, simultaneously through dynamic adjustment vehicle velocity, thereby prolong the tire life -span, improvement production efficiency. Additionally, the utility model discloses a signal of sensor is acquireed to wireless transmission's mode, can remove the trouble that the wiring brought from, moreover easy to assemble and maintenance. (U /)
Description
Technical field
The utility model relates to electric power wheel self-discharging vehicle, especially a kind of electric power wheel self-discharging vehicle tire pressure monitoring system.
Background technology
Tire life is one of most important performance of tire, and the factor of using tyre performance comprises: the structure of the current maintenance management of tire, the application of tire, tire self.The application of tire and the self structure of tire are outwardness, do not change with the will of people, so can only by strengthening improving to the maintenance management of tire the life-span extending tire by us.The maintenance management project of tire comprises the air pressure of tire and the temperature of tire; When tire pressure travels lower than standard value, its radial deformation increases, and tire both sides excessive deflection will occur, sidewall inwall pressurized, sidewall outer wall tension, the cord in carcass produces moderate finite deformation and stress, periodically compressive deformation, can accelerate the fatigue damage of cord; Simultaneously because tire-contact area strengthens, the wearing and tearing of tire shoulder sharply increase; When tire pressure is higher than standard value, because the area contacted with ground reduces, will speed up the wearing and tearing in the middle part of crown, tyre surface and Structural layer tension force also excessive, rigidity increase, tire easily bursts and is punctured.The original paper producing hot peeling is exactly produce high temperature in tire, makes the rubber of inner layer of tire damage in a short time; Due to load imbalance, sidewall is upheld and is compressed, and produce between the cord of carcass inside and bend and stretch, the friction on tyre surface and road surface, brakes frequently during descent run and all can cause the rising of tyre temperature; Moving velocity is too fast, overload can make tire internal temperature raise equally.The rising of tire temperature can cause the aging generation be full of cracks of rubber, reduces its physics function, produces and be separated, reduction of service life between carcass plies.For heavy construction electric power wheel self-discharging vehicle, because this kind of engineering truck build is large and operating environment is more severe, therefore higher to the requirement of tire, so the tire cost of dumping car also costly, the price of one tires is at several ten thousand even tens0000 yuans, and extending the economy of its life-span on engineering truck has direct impact.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of electric power wheel self-discharging vehicle tire pressure monitoring system, can Real-time Collection and monitoring inner tyre pressure and temperature, according to monitoring the inner tyre pressure and temperature that obtain, realize the digitalisation of tyre managing and scientific, prevent tyre explosion, increase tire life.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of electric power wheel self-discharging vehicle tire pressure monitoring system, comprise the telltale, primary controller, tire pressure controller, repeater and the tyre pressure sensor that are positioned at operator's compartment, the signal that described tyre pressure sensor produces is by being wirelessly transmitted to repeater, signal is transferred to tire pressure controller by transmission over radio by described repeater, described tire pressure controller is connected with primary controller by CAN, and described primary controller is connected with telltale.The utility model tire pressure monitoring system is made up of tyre pressure sensor, repeater, tire pressure controller, dumping car primary controller and telltale.Tire pressure monitoring system principle of work: tyre pressure sensor Real-time Collection, detect tire pressure and temperature, by radioing to repeater, tire pressure controller receives cock wheel tire pressure and temperature signal from repeater again, and obtain car speed by CAN from primary controller, load and outside air temperature situation, thus the factor in service life affecting tire is analyzed, and by tire pressure, temperature and analysis result pass to primary controller by CAN, primary controller is shown the data received over the display by RS422 serial ports, simultaneously by adjusting car speed dynamically, thus prolongation tire life, enhance productivity.In addition, the utility model adopts the mode of transmission over radio to obtain the signal of sensor, can remove the trouble connecting up and bring from, and facilitate installation and maintenance.
As improvement, described tyre pressure sensor comprise pressure sensor for monitoring tire pressure, for monitor tyre temperature temperature sensor, for monitoring the battery voltage sensor of tyre pressure sensor supplying cell, a MCU micro controller system and RF transmitter unit; Described pressure sensor, temperature sensor are connected with the even MCU micro controller system of battery voltage sensor, and a described MCU micro controller system is connected with RF transmitter unit.Tyre pressure sensor is primarily of tire pressure sensor, the temperature sensor of responsible monitoring data, and the microcontroller of responsible signal transacting and wireless transmitter module composition, be responsible for carrying out acquisition and processing to the data of each sensor, and by amplitude control key (ASK) to Data Modulation, be sent to wireless receiving module by sky bundle of lines modulation signal.Tyre pressure sensor final output signal is a modulation signal, is to be modulated by amplitude control key mode, and system data information is added on the carrier wave of 433.92MHz, by wireless transmission to radio frequency receiver.
As improvement, described repeater comprises the 2nd MCU micro controller system and radio-frequency modulations/demodulation module, and described 2nd MCU micro controller system is connected with radio-frequency modulations/demodulation module.Repeater is made up of microcontroller and radio-frequency modulations/demodulating unit, and its effect is the transmission distance increasing wireless signal, can receive and emitting radio frequency signal, and necessarily process signal.Microcontroller is the core of wireless relay module, realizes the control of radio frequency unit, and the process of baseband signal; Radio frequency unit can be launched, receive modulation after radiofrequency signal, run under microprocessor control.
As improvement, described tire pressure controller comprises CAN transceiver, the 3rd MCU micro controller system and Receiver Module, and described CAN transceiver is connected with primary controller and the 3rd MCU micro controller system respectively, and Receiver Module is connected with the 3rd MCU micro controller system.Tire pressure controller is primarily of wireless receiving module, microcontroller and CAN transceiver composition, be responsible for the pressure and temperature data that reception tyre pressure sensor sends over, and obtain car speed, load and outside air temperature situation from primary controller, thus treatment and analysis is carried out on the factor affecting tire life, and tire pressure, temperature and analysis result are passed to primary controller by CAN.
As improvement, dew is put the air extractor duct outside tire and is connected with the first port of triple valve, and the second port of triple valve is connected with tire tube valve by cooling gas check valve, and the 3rd port of triple valve is connected with tyre pressure sensor.Tyre pressure sensor adopts external to install, and advantage is easy accessibility, and shortcoming is inaccurate, fragile relative to built-in tire pressure sensor temperature take off data, also there is antitheft problem.Outside wheel rim air extractor duct, install cooling gas check valve additional, prevent valve or India rubber tube gas leakage in dumping car operational process, and do not need during tyre inflating to pull down sensor.
As improvement, described repeater is arranged on central frame beam position, and the effect of repeater is the transmission distance increasing wireless signal, therefore should ensure that the installation site of repeater is in the centre of rear tyre pressure sensor and operator's compartment Receiving Host as far as possible.
The beneficial effect that the utility model is compared with prior art brought is:
Tyre pressure sensor Real-time Collection, detection tire pressure and temperature, by radioing to repeater, tire pressure controller receives cock wheel tire pressure and temperature signal from repeater again, and obtain car speed, load and outside air temperature situation by CAN from primary controller, thus the factor in service life affecting tire is analyzed, simultaneously by adjusting car speed dynamically, thus extending tire life, enhancing productivity.In addition, the utility model adopts the mode of transmission over radio to obtain the signal of sensor, can remove the trouble connecting up and bring from, and facilitate installation and maintenance.
Accompanying drawing explanation
Fig. 1 is the utility model system architecture diagram.
Fig. 2 is the installation site schematic diagram of tyre pressure sensor.
Fig. 3 is the installation site schematic diagram of repeater.
Detailed description of the invention
Below in conjunction with Figure of description, the utility model is described in further detail.
As shown in Figure 1, a kind of electric power wheel self-discharging vehicle tire pressure monitoring system, comprise the telltale, primary controller, tire pressure controller, repeater and the tyre pressure sensor that are positioned at operator's compartment, the signal that described tyre pressure sensor produces is by being wirelessly transmitted to repeater, signal is transferred to tire pressure controller by transmission over radio by described repeater, described tire pressure controller is connected with primary controller by CAN, and described primary controller is connected with telltale.
As shown in Figure 1, described tyre pressure sensor comprise pressure sensor for monitoring tire pressure, for monitor tyre temperature temperature sensor, for monitoring the battery voltage sensor of tyre pressure sensor supplying cell, a MCU micro controller system and RF transmitter unit.Described pressure sensor, temperature sensor are connected with the even MCU micro controller system of battery voltage sensor, and a described MCU micro controller system is connected with RF transmitter unit.Tyre pressure sensor is primarily of tire pressure sensor, the temperature sensor of responsible monitoring data, and the microcontroller of responsible signal transacting and wireless transmitter module composition, be responsible for carrying out acquisition and processing to the data of each sensor, and by amplitude control key (ASK) to Data Modulation, be sent to wireless receiving module by sky bundle of lines modulation signal.Tyre pressure sensor final output signal is a modulation signal, is to be modulated by amplitude control key mode, and system data information is added on the carrier wave of 433.92MHz, by wireless transmission to radio frequency receiver.As shown in Figure 2, dew is put the air extractor duct 2 outside tyre rim 1 and is connected with the first port of triple valve 3, and the second port of triple valve 3 is connected with tire tube valve 6 by cooling gas check valve 5, and the 3rd port of triple valve 3 is connected with tyre pressure sensor 4.Tyre pressure sensor adopts external to install, and advantage is easy accessibility, and shortcoming is inaccurate, fragile relative to built-in tire pressure sensor temperature take off data, also there is antitheft problem.Outside wheel rim air extractor duct, install cooling gas check valve additional, prevent valve or India rubber tube gas leakage in dumping car operational process, and do not need during tyre inflating to pull down sensor.
As shown in Figure 1, described repeater comprises the 2nd MCU micro controller system and radio-frequency modulations/demodulation module, and described 2nd MCU micro controller system is connected with radio-frequency modulations/demodulation module.Repeater is made up of microcontroller and radio-frequency modulations/demodulating unit, and its effect is the transmission distance increasing wireless signal, can receive and emitting radio frequency signal, and necessarily process signal.Microcontroller is the core of wireless relay module, realizes the control of radio frequency unit, and the process of baseband signal; Radio frequency unit can be launched, receive modulation after radiofrequency signal, run under microprocessor control.As shown in Figure 3, the effect of repeater 9 is the transmission distances increasing wireless signal, therefore should ensure that the installation site of repeater 9 is in the centre of rear tyre pressure sensor and operator's compartment Receiving Host, the repeater 9 of the present embodiment is arranged on the gantry 8 between headstock 7 and the tailstock 10 as far as possible.
As shown in Figure 1, described tire pressure controller comprises CAN transceiver, the 3rd MCU micro controller system and Receiver Module, and described CAN transceiver is connected with primary controller and the 3rd MCU micro controller system respectively, and Receiver Module is connected with the 3rd MCU micro controller system.Tire pressure controller is primarily of wireless receiving module, microcontroller and CAN transceiver composition, be responsible for the pressure and temperature data that reception tyre pressure sensor sends over, and obtain car speed, load and outside air temperature situation from primary controller, thus treatment and analysis is carried out on the factor affecting tire life, and tire pressure, temperature and analysis result are passed to primary controller by CAN.
By CAN, primary controller is sent to ambient temperature, the speed of a motor vehicle and load signal on tire pressure controller, from tire pressure controller, tire pressure, temperature and life span management system analysis result is passed to primary controller simultaneously; Primary controller is sent to display screen display tire pressure, temperature and life span management system analysis result by RS422 serial ports.
Read-out on former car by RS422 serial ports and primary controller communication, is sent to telltale the data of tire pressure controller, shows each tire pressure and temperature on car, and carries out alarm to the over-and under-voltage of tire and the too high situation of temperature; In addition, tire pressure controller, to the analysis result of life span management system, also shows in read-out, according to analysis result, driver is sent to the prompting of corresponding operating.
Tire pressure monitoring system function
1) startup self-detection function.When car starts to start, system starts self-inspection, if tire pressure monitoring system breaks down, then carries out fault alarm;
2) the automatic arousal function of system.When car starts to start, tire pressure monitoring system possesses automatic arousal function, and when car does not start, tire pressure monitoring system enters sleep pattern;
3) tire pressure and temperature display function.Under car moves row state, read-out can show the pressure and temperature information of each tire in real time;
4) under-voltage overpressure alarm function.When tire pressure be above standard value 120% or lower than 80% time, the tire pressure warning indicator lamp on read-out brightens and display alarm tire location;
5) the too high warning function of tire pressure temperature.When tyre temperature exceedes uniform temperature, the tire pressure warning indicator lamp on read-out brightens and display alarm tire location;
6) tyre temperature sudden change warning function, when temperature in tire increased to over 10 DEG C in 5 minutes time, the tire pressure warning indicator lamp on read-out brightens and display alarm tire location;
7) tire pressure sudden change warning function.When within 5 minutes, internal pressure continues rising 0.5bar or continuous decrease 0.5bar to tyre inner pressure, the tire pressure warning indicator lamp on read-out brightens and display alarm tire location.
Claims (6)
1. an electric power wheel self-discharging vehicle tire pressure monitoring system, it is characterized in that: comprise the telltale, primary controller, tire pressure controller, repeater and the tyre pressure sensor that are positioned at operator's compartment, the signal that described tyre pressure sensor produces is by being wirelessly transmitted to repeater, signal is transferred to tire pressure controller by transmission over radio by described repeater, described tire pressure controller is connected with primary controller by CAN, and described primary controller is connected with telltale.
2. a kind of electric power wheel self-discharging vehicle tire pressure monitoring system according to claim 1, is characterized in that: described tyre pressure sensor comprise pressure sensor for monitoring tire pressure, for monitor tyre temperature temperature sensor, for monitoring the battery voltage sensor of tyre pressure sensor supplying cell, a MCU micro controller system and RF transmitter unit; Described pressure sensor, temperature sensor are connected with the even MCU micro controller system of battery voltage sensor, and a described MCU micro controller system is connected with RF transmitter unit.
3. a kind of electric power wheel self-discharging vehicle tire pressure monitoring system according to claim 1, is characterized in that: described repeater comprises the 2nd MCU micro controller system and radio-frequency modulations/demodulation module, described 2nd MCU micro controller system is connected with radio-frequency modulations/demodulation module.
4. a kind of electric power wheel self-discharging vehicle tire pressure monitoring system according to claim 1, it is characterized in that: described tire pressure controller comprises CAN transceiver, the 3rd MCU micro controller system and Receiver Module, described CAN transceiver is connected with primary controller and the 3rd MCU micro controller system respectively, and Receiver Module is connected with the 3rd MCU micro controller system.
5. a kind of electric power wheel self-discharging vehicle tire pressure monitoring system according to claim 1, it is characterized in that: dew is put the air extractor duct outside tire and is connected with the first port of triple valve, second port of triple valve is connected with tire tube valve by cooling gas check valve, and the 3rd port of triple valve is connected with tyre pressure sensor.
6. a kind of electric power wheel self-discharging vehicle tire pressure monitoring system according to claim 1, is characterized in that: described repeater is arranged on central frame beam position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520634937.4U CN205009891U (en) | 2015-08-21 | 2015-08-21 | Electronic round of tipper tyre pressure monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520634937.4U CN205009891U (en) | 2015-08-21 | 2015-08-21 | Electronic round of tipper tyre pressure monitoring system |
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| Publication Number | Publication Date |
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| CN205009891U true CN205009891U (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520634937.4U Active CN205009891U (en) | 2015-08-21 | 2015-08-21 | Electronic round of tipper tyre pressure monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106926805A (en) * | 2017-03-21 | 2017-07-07 | 汽解放柳州特种汽车有限公司 | A kind of Tipper Lifting operation rollover prior-warning device based on tire pressure monitoring |
| CN116054902A (en) * | 2023-01-29 | 2023-05-02 | 东莞赛富特汽车安全技术有限公司 | Monitoring signal wireless relay transmission method, device, equipment and medium |
-
2015
- 2015-08-21 CN CN201520634937.4U patent/CN205009891U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106926805A (en) * | 2017-03-21 | 2017-07-07 | 汽解放柳州特种汽车有限公司 | A kind of Tipper Lifting operation rollover prior-warning device based on tire pressure monitoring |
| CN116054902A (en) * | 2023-01-29 | 2023-05-02 | 东莞赛富特汽车安全技术有限公司 | Monitoring signal wireless relay transmission method, device, equipment and medium |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |