CN104742670A - Air inflation and deflation system based on automatic detection of tire pressure and tire temperature of automobiles - Google Patents
Air inflation and deflation system based on automatic detection of tire pressure and tire temperature of automobiles Download PDFInfo
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- CN104742670A CN104742670A CN201510178102.7A CN201510178102A CN104742670A CN 104742670 A CN104742670 A CN 104742670A CN 201510178102 A CN201510178102 A CN 201510178102A CN 104742670 A CN104742670 A CN 104742670A
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- pressure sensor
- tire pressure
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Abstract
The invention discloses an air inflation and deflation system based on the automatic detection of tire pressure and tire temperature of automobiles. The air inflation and deflation system comprises a wireless power generation coil device, a small-sized air pump, a normally closed solenoid valve, a micro-battery, a wheel-pressure sensor, an infrared temperature sensor, a SCM (single chip microcomputer) main controller, a SCM auxiliary controller and a SCM wireless module, wherein the wireless power generation coil device, the micro-battery and the small-sized air pump are arranged on an automobile rim, the wheel-pressure sensor is arranged on a valve core of a tire, and the infrared temperature sensor is arranged on a frame and is just opposite to the side face of the tire; and the micro-battery supplies power to the tire pressure sensor and the infrared temperature sensor, tire temperature information produced by the infrared temperature sensor is sent to the SCM main controller, tire pressure information of the tire pressure sensor is sent to the SCM auxiliary controller, and the SCM auxiliary controller sends the tire pressure information to the SCM main controller by the SCM wireless module so as to further control the operating of the wireless power generation coil device and then supply power to the small-sized air pump or the normally closed solenoid valve, thereby achieving the purpose of air inflation or deflation.
Description
Technical field
The present invention relates to a kind of automotive accessory field, particularly a kind of vehicle tire pressure tire temperature being applicable to motor omnibus and lorry detects inflation blow-off system automatically.
Background technology
Current dilly all can be equipped with tire pressure detecting device, but full size vehicle, and especially on lorry, tire pressure detecting device is not popularized.In the country that latitude span is larger, by China as an example, high capacity waggon enters south (such as Hainan) road from the north (such as Harbin) always needs to inflate tire or exit.Trace it to its cause, be that the southern and northern temperature difference is too large, real-time detection carried out to tire and just seems particularly important.But people's light cannot to know for sure tire pressure condition with naked eyes or pressing tire, can cause excessively inflation or excessively exit.At present, on a highway, the grave accident caused because of vehicle flat tire is much.
Traditional device for monitoring tyre pressure can only the pressure and temperature value of measured automobiles tire, in survey precision and transmission delay, have significant limitation in addition, driver is difficult to jeopardously arrive to the operating state and prediction that judge tire only by temperature and pressure data.
Summary of the invention
The object of the invention is to, provide a kind of vehicle tire pressure tire temperature automatically to detect inflation blow-off system.The present invention is by after the tire pressure tire temperature via controller process of Real-Time Monitoring, and can carry out inflation venting process to tire in time, thus effectively avoid the serious consequence that produces because processing tire pressure in time, the present invention adopts controlled in wireless, can ensure the stability of system.The present invention utilizes software and hardware combining to achieve the object of low-power consumption, long service life.
Technical scheme of the present invention: vehicle tire pressure tire temperature detects inflation blow-off system automatically, it is characterized in that: comprise wireless power coil device, small air pump, normally closed solenoid valve, minicell, wheel pressure sensor, infrared temperature sensor, micro controller system master controller, micro controller system assistant controller and micro controller system wireless module; Described wireless power coil device, minicell and small air pump are arranged in wheel rim, and described pressure sensor of taking turns is arranged on the valve inside of tire, and described infrared temperature sensor is arranged on vehicle frame, and just to the side of tire; Described minicell is that tyre pressure sensor and infrared temperature sensor are powered, the tire temperature information that infrared temperature sensor produces sends to micro controller system master controller, the tire pressure of tyre pressure sensor sends to micro controller system assistant controller, micro controller system assistant controller sends into micro controller system master controller by micro controller system wireless module, power coil device work that further control is wireless, and then small air pump or normally closed solenoid valve are powered, thus reach the object of inflation or venting.
Aforesaid vehicle tire pressure tire temperature detects in inflation blow-off system automatically, can charge after the work of described wireless power coil device to minicell.
Aforesaid vehicle tire pressure tire temperature detects in inflation blow-off system automatically, and described tyre pressure sensor is fixed on valve inside by ventilation threeway.
Aforesaid vehicle tire pressure tire temperature detects in inflation blow-off system automatically, described micro controller system wireless module is the wireless transport module of micro controller system, the numerical value of tyre pressure sensor is sent to micro controller system master controller by micro controller system wireless module by described micro controller system assistant controller, micro controller system master control simultaneously adopts micro controller system wireless module that feedback signal is sent to micro controller system assistant controller after judging, thus the break-make of the relay of control linkage normally closed solenoid valve and small air pump.
Aforesaid vehicle tire pressure tire temperature detects in inflation blow-off system automatically, and described micro controller system master controller is AT89C51, for the treatment of the signal that infrared temperature sensor and tyre pressure sensor send, and controls the work of wireless power coil device.
Compared with prior art, the present invention, by after the tire pressure tire temperature via controller process of Real-Time Monitoring, can carry out inflation venting process to tire in time, thus effectively avoid the serious consequence that produces because processing tire pressure in time, the present invention adopts controlled in wireless, can ensure the stability of system.The present invention utilizes software and hardware combining to achieve the object of low-power consumption, long service life.The present invention is not only small air pump by wireless power coil device and normally closed solenoid valve is powered, and can also charge for minicell, and energy simplified structure, makes easy to use.The present invention realizes radio detection and control based on micro controller system wireless transport module, can provide more accurate numerical value, so that chaufeur fully grasps the real time status of tire pressure and tire temperature, guarantees the safety performance driven.Reaction time of the present invention is very fast.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is control flow chart of the present invention.
Being labeled as in accompanying drawing: 1-micro controller system master controller, 2-micro controller system assistant controller, 3-read-out, 4,5-relay, 6-normally closed solenoid valve, 7-small air pump, 8-is wireless power generation assembly, 9-tyre pressure sensor, 10-temperature sensor, 11-wire, 12-ventilates threeway, 13-wheel rim, 14-tracheae, 15-minicell.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated, but not as the foundation limited the present invention.
Embodiment.Vehicle tire pressure tire temperature detects inflation blow-off system automatically, form as illustrated in fig. 1 and 2, comprise wireless power coil device 8, small air pump 7, normally closed solenoid valve 6, minicell 15, wheel pressure sensor 9, infrared temperature sensor 10, micro controller system master controller 1, micro controller system assistant controller 2 and micro controller system wireless module; Described wireless power coil device 8, minicell 15 and small air pump 7 are arranged in wheel rim 13, and described pressure sensor 9 of taking turns is arranged on the valve inside of tire, and described infrared temperature sensor 10 is arranged on vehicle frame, and just to the side of tire; Described minicell 15 is powered for tyre pressure sensor 9 and infrared temperature sensor 10, the tire temperature information that infrared temperature sensor 10 produces sends to micro controller system master controller 1, the tire pressure of tyre pressure sensor 9 sends to micro controller system assistant controller 2, micro controller system assistant controller 2 sends into micro controller system master controller 1 by micro controller system wireless module, further control is wireless, and power coil device 8 works, and then small air pump 7 or normally closed solenoid valve 6 are powered, thus reach the object of inflation or venting.Described tyre pressure sensor 9 is fixed on valve inside by ventilation threeway 12.
Described small air pump 7 is connected to the a-road-through road in ventilation threeway 12 by tracheae 14, ventilation another road of threeway 12 connects valve inside, residue lead up to tracheae 14 connect another ventilation threeway a-road-through road, another ventilation threeway residue two paths connect tyre pressure sensor 9 and normally closed solenoid valve 6 respectively.Described tyre pressure sensor 9 and normally closed solenoid valve 6 are by wire 11 micro controller system assistant controller 2, and micro controller system assistant controller 2 is connected with small air pump 7 by wire 11.Described wire 11 and tracheae 14 are inside wheel rim, and mutually exclusive, compact can be made so stronger, and outward appearance is comparatively attractive in appearance.
Described micro controller system master controller 1 is also connected with read-out 3.
Can charge to minicell 15 after described wireless power coil device 8 works.
Described micro controller system wireless module is the wireless transport module of micro controller system, the numerical value of tyre pressure sensor 9 is sent to micro controller system master controller 1 by micro controller system wireless module by described micro controller system assistant controller 2, micro controller system master control 1 simultaneously adopts micro controller system wireless module that feedback signal is sent to micro controller system assistant controller 2 after judging, thus the break-make of the relay 4,5 of control linkage normally closed solenoid valve 6 and small air pump 7.
Described micro controller system master controller 1 is AT89C51, for the treatment of the signal that infrared temperature sensor 10 and tyre pressure sensor 9 send, and controls wireless power coil device 8 and works.
The present invention specifically uses as follows: when low tyre or tire pressure too high time, wireless power coil device carries out Electricity Generation, drives air pump or normally closed solenoid valve work, charges simultaneously to minicell.The normal operation that minicell is tyre pressure sensor, the relay connecting normally closed solenoid valve and small air pump provide electric power.Minicell can charge when wireless power generation assembly work, also can charge voluntarily.Tyre pressure sensor is directly screwed in the ventilation threeway of screw thread the same as valve inside, and the air pressure of Real-Time Monitoring present tire inside also feeds back to micro controller system assistant controller.Real-time tire pressure tire temperature information detected by tyre pressure sensor is sent to micro controller system assistant controller by wireless module by micro controller system assistant controller, and then in the man-machine interface that may be displayed in control cabin, remind chaufeur to judge that tire is the need of inflation/deflation or cooling in time.The signal that micro controller system master controller returns for the treatment of infrared temperature sensor and tyre pressure sensor, and the mode of operation controlling power coil device.Micro controller system wireless module is the wireless transport module of micro controller system, the numerical value of tyre pressure sensor is sent to micro controller system master controller by wireless module by micro controller system assistant controller, master control unit is by judging simultaneously, by wireless module, signal is sent to micro controller system assistant controller, thus the break-make of the relay of control linkage normally closed solenoid valve and small air pump.
Concrete as: raise when lorry to enter south due to temperature from the north, temperature information is directly fed back to micro controller system master controller and displays temperature information on a display screen by temperature sensor.Navigating mate judges whether to need to stop to lower the temperature to tire voluntarily.Temperature raises inner tyre pressure and raises, tyre pressure sensor senses this change, and micro controller system assistant controller is delivered in this change in the form of a signal, micro controller system assistant controller is sent to micro controller system master controller by wireless module, micro controller system master controller shows the too high information of tire pressure on a display screen, and start wireless power coil device start generating, signal is passed to micro controller system assistant controller by transmission over radio by micro controller system master controller simultaneously, and further respectively control relay go to control normally closed solenoid valve or small air pump and carry out inflating or exitting to tire.
Claims (5)
1. vehicle tire pressure tire temperature detects inflation blow-off system automatically, it is characterized in that: comprise wireless power coil device (8), small air pump (7), normally closed solenoid valve (6), minicell (15), wheel pressure sensor (9), infrared temperature sensor (10), micro controller system master controller (1), micro controller system assistant controller (2) and micro controller system wireless module, described wireless power coil device (8), minicell (15) and small air pump (7) are arranged in wheel rim (13), described pressure sensor (9) of taking turns is arranged on the valve inside of tire, described infrared temperature sensor (10) is arranged on vehicle frame, and just to the side of tire, described minicell (15) is tyre pressure sensor (9) and infrared temperature sensor (10) power supply, the tire temperature information that infrared temperature sensor (10) produces sends to micro controller system master controller (1), the tire pressure of tyre pressure sensor (9) sends to micro controller system assistant controller (2), micro controller system assistant controller (2) sends into micro controller system master controller (1) by micro controller system wireless module, power coil device (8) work that further control is wireless, and then to small air pump (7) or normally closed solenoid valve (6) power supply, thus reach the object of inflation or venting.
2. vehicle tire pressure tire temperature according to claim 1 detects inflation blow-off system automatically, it is characterized in that: can charge to minicell (15) after described wireless power coil device (8) work.
3. vehicle tire pressure tire temperature according to claim 1 detects inflation blow-off system automatically, it is characterized in that: described tyre pressure sensor (9) is fixed on valve inside by ventilation threeway (12).
4. according to claim 1, vehicle tire pressure tire temperature described in 2 or 3 detects inflation blow-off system automatically, it is characterized in that: described micro controller system wireless module is the wireless transport module of micro controller system, the numerical value of tyre pressure sensor (9) is sent to micro controller system master controller (1) by micro controller system wireless module by described micro controller system assistant controller (2), micro controller system master control (1) adopts micro controller system wireless module that feedback signal is sent to micro controller system assistant controller (2) after judging simultaneously, thus the relay (4 of control linkage normally closed solenoid valve (6) and small air pump (7), 5) break-make.
5. vehicle tire pressure tire temperature according to claim 4 detects inflation blow-off system automatically, it is characterized in that: described micro controller system master controller (1) is AT89C51, for the treatment of the signal that infrared temperature sensor (10) and tyre pressure sensor (9) send, and control the work of wireless power coil device (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510178102.7A CN104742670A (en) | 2015-04-15 | 2015-04-15 | Air inflation and deflation system based on automatic detection of tire pressure and tire temperature of automobiles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510178102.7A CN104742670A (en) | 2015-04-15 | 2015-04-15 | Air inflation and deflation system based on automatic detection of tire pressure and tire temperature of automobiles |
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| Publication Number | Publication Date |
|---|---|
| CN104742670A true CN104742670A (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510178102.7A Pending CN104742670A (en) | 2015-04-15 | 2015-04-15 | Air inflation and deflation system based on automatic detection of tire pressure and tire temperature of automobiles |
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| CN (1) | CN104742670A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105437884A (en) * | 2015-12-22 | 2016-03-30 | 广西玲珑轮胎有限公司 | Intelligent all-steel radial tire |
| CN106114079A (en) * | 2016-06-24 | 2016-11-16 | 陈旦盈 | The control device of automobile tire |
| CN107933210A (en) * | 2017-12-20 | 2018-04-20 | 贵州大学 | A kind of automatic tire inflation device and its operating method based on 51 microcontrollers |
| CN110926687A (en) * | 2019-11-29 | 2020-03-27 | 苏州紫联汽车科技有限公司 | Automobile tire pressure simulation test method |
| CN113108980A (en) * | 2021-05-10 | 2021-07-13 | 燕山大学 | Tire cooling device and method for keeping dynamic balance of tire pressure |
-
2015
- 2015-04-15 CN CN201510178102.7A patent/CN104742670A/en active Pending
Non-Patent Citations (1)
| Title |
|---|
| 邵珠宏: "基于感应电能传输的轮胎充放气系统设计", 《中国优秀硕士学位论文全文数据库》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105437884A (en) * | 2015-12-22 | 2016-03-30 | 广西玲珑轮胎有限公司 | Intelligent all-steel radial tire |
| CN106114079A (en) * | 2016-06-24 | 2016-11-16 | 陈旦盈 | The control device of automobile tire |
| CN107933210A (en) * | 2017-12-20 | 2018-04-20 | 贵州大学 | A kind of automatic tire inflation device and its operating method based on 51 microcontrollers |
| CN110926687A (en) * | 2019-11-29 | 2020-03-27 | 苏州紫联汽车科技有限公司 | Automobile tire pressure simulation test method |
| CN113108980A (en) * | 2021-05-10 | 2021-07-13 | 燕山大学 | Tire cooling device and method for keeping dynamic balance of tire pressure |
| CN113108980B (en) * | 2021-05-10 | 2021-12-14 | 燕山大学 | Tire cooling device and method for keeping dynamic balance of tire pressure |
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Application publication date: 20150701 |
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