CN102069688A - Tyre pressure monitoring system and method - Google Patents
Tyre pressure monitoring system and method Download PDFInfo
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- CN102069688A CN102069688A CN2010106090592A CN201010609059A CN102069688A CN 102069688 A CN102069688 A CN 102069688A CN 2010106090592 A CN2010106090592 A CN 2010106090592A CN 201010609059 A CN201010609059 A CN 201010609059A CN 102069688 A CN102069688 A CN 102069688A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 8
- 238000004891 communication Methods 0.000 claims abstract description 11
- 238000001514 detection method Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
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Abstract
The invention relates to a tyre pressure monitoring system and a tyre pressure monitoring method. The tyre pressure monitoring system comprises low frequency antennae, a receiver electronic control unit (ECU), and sensors, wherein four low frequency antennae are arranged on wheel casings of four wheels; the receiver ECU is arranged in a vehicle; four sensors are arranged in the four wheels; the low frequency antennae are connected with the receiver ECU through a wire harness and/or communication; the low frequency antennae are connected with the sensors through a wire harness and/or communication; and the sensors are connected with the receiver ECU through a wire harness and/or communication; therefore, main engine plants can achieve batch assembly and production, and after-sale maintenance and replacement are facilitated.
Description
Technical field
The present invention relates to a kind of tire pressure monitoring system and monitoring method thereof.
Background technology
Tire pressure monitoring system (TPMS) is divided into direct-type and indirect type TPMS, indirect type is the difference that compares rotating speed between two tires by the wheel speed sensors of ABS, to reach the purpose of monitoring tire, the major defect of the type system is that the situation that can't surpass 100 kilometers/hour to the situation and the speed of two above tires while deficencys is judged.Direct-type TPMS utilizes to be installed in the air pressure that each pressure sensor of taking turns tyre cavity is directly measured tire, and each tire pressure is shown and monitors, and is too low or when seepage was arranged, auto alarm was understood by system when tire pressure.At present direct-type TPMS that adopt more, but existing technology needs the artificial air pressure of four tires that changes when initialization, ECU can distinguish tire, and behind interchanging of tires, still need carry out aforesaid operations, use very trouble, simultaneously, this assembling form can't adapt to main engine plants' demand of entrucking in batches, can't realize fully in pre-installed market.
Summary of the invention
The object of the present invention is to provide a kind of tire pressure monitoring system and monitoring method thereof, adopted low-frequency antenna to wake formula tire pressure monitoring system (TPMS) up, by the control button in the car, TPMS can carry out auto-initiation, does not need to carry out the position that any operation promptly can be discerned four tires automatically.
The present invention arranges low-frequency antenna on 4 wheel covers, low-frequency antenna links to each other with receptor (ECU), when initialization, chaufeur is selected initialization by the menu on the multi-functional screen, low-frequency antenna can be in being installed in wheel the sensor emission low frequency signal, sensor can be beamed back low-frequency antenna to the ID sign indicating number of self with low frequency signal, and receptor just can be discerned the wheel position at four sensor places automatically like this, has not carried out initialized identification work and do not need to carry out that wheel is charged and discharged gas.And when interchanging of wheels, only need repeat above-mentioned action to get final product, make initial work become very convenient.ECU (Electrical Control Unit) ECU, it is a controller, further comprises a receptor "
Concrete technical scheme is as follows:
A kind of tire pressure monitoring system comprises low-frequency antenna, receptor ECU, and sensor, described low-frequency antenna are 4, are arranged at respectively on the wheel cover of 4 wheels; Described receptor ECU is arranged in the car; Described sensor is 4, is arranged at respectively in 4 wheels; Adopt wire harness between described low-frequency antenna and receptor ECU, and/or communication connects; Adopt wire harness between described low-frequency antenna and sensor, and/or communication connects; Adopt wire harness between described sensor and receptor ECU, and/or communication connects.
Further, described low-frequency antenna is used for to the sensor emission low frequency signal.
Further, described low-frequency antenna comprises a projector, and itself and valve inside combine, and is used for to the sensor emission low frequency signal.
Further, described low-frequency antenna is arranged on the shell upper of each wheel cover.
Further, described sensor is used for the ZD sign indicating number of self is sent to low-frequency antenna.
Further, described sensor comprises a projector, and itself and valve inside combine, and is used for the ZD sign indicating number of self is sent to low-frequency antenna.
Further, described receptor ECU is used for discerning automatically the position of 4 sensor place wheels.
Further, also comprise telltale, itself and auto meter integrate, and are used to show above-mentioned each signal, and/or are controlled personnel and operate input.
The method for supervising of above-mentioned tire pressure monitoring system, adopt following steps:
(1) on 4 wheel covers, arranges low-frequency antenna;
(2) low-frequency antenna links to each other with receptor ECU;
(3) when initialization, chaufeur is selected initialization, the sensor emission low frequency signal of low-frequency antenna in being installed in wheel by the menu on the multi-functional screen;
(4) sensor is beamed back low-frequency antenna to the ID sign indicating number of self with low frequency signal;
(5) receptor ECU discerns the wheel position at four sensor places automatically.
Further,
When transposing tire location and changing of tire, select " system's initial setting up " by menu, enter the initialization interface;
Select " detection tire pressure " by menu, enter the tire pressure display interface, comprise the tire pressure value of recommendation;
When the tire pressure system is not installed, select " system uses/closes " to use or close the tire pressure systemic-function by menu;
When occurring quick gas leakage situation and pressure to dangerous operating mode, master instrument DIS district shows red tire pressure bell character;
When since at a slow speed gas leakage cause tire pressure to reach high alarm setting, or inflation is when causing low pressure limit, the yellow tire pressure bell character of master instrument DIS district demonstration;
Under the engine starting situation, and tire pressure value mal, master instrument DIS district symbol is jumped out demonstration after a period of time;
When sensor broke down, master instrument DIS showed red false alarm symbol, and the storage failure code.
Compare with present prior art, the present invention makes main engine plants can realize assembling in batches and production, and is convenient to after-sales service and replacing by initialization form of the present invention.
Description of drawings
Fig. 1 is an overview of the present invention
Fig. 2 is the TPMS communication structure scheme drawing of Fig. 1
Wherein:
Tier sensor: tyre pressure sensor
Receiver:(tire pressure signal) receptor
RF: high frequency radio
CAN BUS:CAN local communication network
Column switch: combined switch
The Cluster:CAN node interface
The specific embodiment
Describe the present invention with reference to the accompanying drawings below, it is a kind of preferred embodiment in the numerous embodiments of the present invention.
With reference to figure 1,2, projector and valve inside combine, and have directly just installed when valve inside is installed.Telltale and instrument integrate, and controller (ECU) is placed in the car, and low-frequency antenna is arranged on the wheel cover, and telltale, receptor and low-frequency antenna are connected by wire harness.
System's initial setting up
In the time of transposing tire location and changing of tire, select " system's initial setting up (InitializeSystem) " by menu, enter the initialization interface.
The tire information inquiry
Select " detecting tire pressure (tier information) " by menu, enter the tire pressure display interface, comprise the tire pressure value of recommendation.
On/Off tire pressure system
When the tire pressure system is not installed, select " system uses/close (System ON/OFF) " to use or close the tire pressure systemic-function by menu.
Alarm display
When occurring quick gas leakage situation and pressure to dangerous operating mode, master instrument DIS district shows red tire pressure bell character.
When since at a slow speed gas leakage cause tire pressure to reach high alarm setting, or inflation is when causing low pressure limit, the yellow tire pressure bell character of master instrument DIS district demonstration.
Under the engine starting situation, as long as tire pressure value mal, master instrument DIS district symbol is jumped out demonstration after a period of time.The system failure shows
When sensor broke down, master instrument DIS showed red false alarm symbol, and the storage failure code.
Require the K-Line among the TPMS Head is connected to automobile OBD-II diagnose connector.Doing like this, is in order to write the ID of sensor number among the TPMS RECEIVER with initialization instrument (directly insert the OBD-II diagnose connector to the initialization instrument and get final product this moment) on manufacturing line on the one hand; Whether can work normally in order to detect TPMS RECEIVER on the other hand with diagnostic tool.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present invention and technical scheme to carry out; or directly apply to other occasion without improvement, all within protection scope of the present invention.
Claims (10)
1. a tire pressure monitoring system is characterized in that, comprises low-frequency antenna, receptor ECU, and sensor, described low-frequency antenna are 4, are arranged at respectively on the wheel cover of 4 wheels;
Described receptor ECU is arranged in the car;
Described sensor is 4, is arranged at respectively in 4 wheels;
Adopt wire harness between described low-frequency antenna and receptor ECU, and/or communication connects;
Adopt wire harness between described low-frequency antenna and sensor, and/or communication connects;
Adopt wire harness between described sensor and receptor ECU, and/or communication connects.
2. tire pressure monitoring system as claimed in claim 1 is characterized in that described low-frequency antenna is used for to the sensor emission low frequency signal.
3. tire pressure monitoring system as claimed in claim 1 or 2 is characterized in that described low-frequency antenna comprises a projector, and itself and valve inside combine, and is used for to the sensor emission low frequency signal.
4. as each described tire pressure monitoring system among the claim 1-3, it is characterized in that described low-frequency antenna is arranged on the shell upper of each wheel cover.
5. as each described tire pressure monitoring system among the claim 1-4, it is characterized in that described sensor is used for the ZD sign indicating number of self is sent to low-frequency antenna.
6. tire pressure monitoring system as claimed in claim 5 is characterized in that described sensor comprises a projector, and itself and valve inside combine, and is used for the ZD sign indicating number of self is sent to low-frequency antenna.
7. as each described tire pressure monitoring system among the claim 1-6, it is characterized in that described receptor ECU is used for discerning automatically the position of 4 sensor place wheels.
8. as each described tire pressure monitoring system among the claim 1-7, it is characterized in that also comprise telltale, itself and auto meter integrate, be used to show above-mentioned each signal, and/or controlled personnel and operate input.
9. as the method for supervising of tire pressure monitoring system as described in the claim 1-8, it is characterized in that, adopt following steps:
(1) on 4 wheel covers, arranges low-frequency antenna;
(2) low-frequency antenna links to each other with receptor ECU;
(3) when initialization, chaufeur is selected initialization, the sensor emission low frequency signal of low-frequency antenna in being installed in wheel by the menu on the multi-functional screen;
(4) sensor is beamed back low-frequency antenna to the ID sign indicating number of self with low frequency signal;
(5) receptor ECU discerns the wheel position at four sensor places automatically.
10. tire pressure monitoring system as claimed in claim 9 is characterized in that,
When transposing tire location and changing of tire, select " system's initial setting up " by menu, enter the initialization interface;
Select " detection tire pressure " by menu, enter the tire pressure display interface, comprise the tire pressure value of recommendation;
When the tire pressure system is not installed, select " system uses/closes " to use or close the tire pressure systemic-function by menu;
When occurring quick gas leakage situation and pressure to dangerous operating mode, master instrument DIS district shows red tire pressure bell character;
When since at a slow speed gas leakage cause tire pressure to reach high alarm setting, or inflation is when causing low pressure limit, the yellow tire pressure bell character of master instrument DIS district demonstration;
Under the engine starting situation, and tire pressure value mal, master instrument DIS district symbol is jumped out demonstration after a period of time;
When sensor broke down, master instrument DIS showed red false alarm symbol, and the storage failure code.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106090592A CN102069688B (en) | 2010-12-28 | 2010-12-28 | Tyre pressure monitoring system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106090592A CN102069688B (en) | 2010-12-28 | 2010-12-28 | Tyre pressure monitoring system and method |
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| CN102069688A true CN102069688A (en) | 2011-05-25 |
| CN102069688B CN102069688B (en) | 2013-11-20 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102463857A (en) * | 2010-11-18 | 2012-05-23 | 现代摩比斯株式会社 | Apparatus for recognizing position sensor in tire pressure monitoring system and method thereof |
| CN102514491A (en) * | 2011-12-23 | 2012-06-27 | 埃泰克汽车电子(芜湖)有限公司 | Vehicle instrument display device |
| CN102729743A (en) * | 2012-07-24 | 2012-10-17 | 物联微电子(常熟)有限公司 | Positioning system and method of TPMS (Tire Pressure Monitor System) measurement transmitting unit |
| CN102749911A (en) * | 2012-06-21 | 2012-10-24 | 广州汽车集团乘用车有限公司 | Initializing system and method for TPMS (Tire Pressure Monitoring System) |
| CN106627844A (en) * | 2016-12-30 | 2017-05-10 | 上海为彪汽配制造有限公司 | Tire pressure monitor system (TPMS) pairing system on production line and pairing method |
| CN106739862A (en) * | 2017-02-16 | 2017-05-31 | 奇瑞汽车股份有限公司 | The method and device that a kind of Tire Pressure Monitor System is opened and closed |
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| WO2002057097A2 (en) * | 2001-01-17 | 2002-07-25 | Microchip Technology Incorporated | Tire inflation pressure monitoring and location determining method and apparatus |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102463857A (en) * | 2010-11-18 | 2012-05-23 | 现代摩比斯株式会社 | Apparatus for recognizing position sensor in tire pressure monitoring system and method thereof |
| CN102463857B (en) * | 2010-11-18 | 2015-06-03 | 现代摩比斯株式会社 | Apparatus for recognizing position sensor in tire pressure monitoring system and method thereof |
| CN102514491A (en) * | 2011-12-23 | 2012-06-27 | 埃泰克汽车电子(芜湖)有限公司 | Vehicle instrument display device |
| CN102749911A (en) * | 2012-06-21 | 2012-10-24 | 广州汽车集团乘用车有限公司 | Initializing system and method for TPMS (Tire Pressure Monitoring System) |
| CN102749911B (en) * | 2012-06-21 | 2014-10-08 | 广州汽车集团乘用车有限公司 | Initializing system and method for TPMS (Tire Pressure Monitoring System) |
| CN102729743A (en) * | 2012-07-24 | 2012-10-17 | 物联微电子(常熟)有限公司 | Positioning system and method of TPMS (Tire Pressure Monitor System) measurement transmitting unit |
| CN102729743B (en) * | 2012-07-24 | 2014-09-17 | 物联微电子(常熟)有限公司 | Positioning system and method of TPMS (Tire Pressure Monitor System) measurement transmitting unit |
| CN106627844A (en) * | 2016-12-30 | 2017-05-10 | 上海为彪汽配制造有限公司 | Tire pressure monitor system (TPMS) pairing system on production line and pairing method |
| CN106627844B (en) * | 2016-12-30 | 2019-06-25 | 上海为彪汽配制造有限公司 | TPMS pair system and matching method on a kind of production line |
| CN106739862A (en) * | 2017-02-16 | 2017-05-31 | 奇瑞汽车股份有限公司 | The method and device that a kind of Tire Pressure Monitor System is opened and closed |
| CN106739862B (en) * | 2017-02-16 | 2019-02-22 | 奇瑞汽车股份有限公司 | A kind of method and device that Tire Pressure Monitor System opens and closes |
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| CN102069688B (en) | 2013-11-20 |
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