CN102401719A - Intelligent testing system of automobile tire pressure monitoring module - Google Patents

Intelligent testing system of automobile tire pressure monitoring module Download PDF

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Publication number
CN102401719A
CN102401719A CN2010102849109A CN201010284910A CN102401719A CN 102401719 A CN102401719 A CN 102401719A CN 2010102849109 A CN2010102849109 A CN 2010102849109A CN 201010284910 A CN201010284910 A CN 201010284910A CN 102401719 A CN102401719 A CN 102401719A
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CN
China
Prior art keywords
monitoring module
pressure monitoring
pressure
test system
control device
Prior art date
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Pending
Application number
CN2010102849109A
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Chinese (zh)
Inventor
郭军
谷海辉
庄有新
李修元
周静
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SHENZHEN GUARDIAN AUTOMOTIVE ELECTRONICS CO LTD
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SHENZHEN GUARDIAN AUTOMOTIVE ELECTRONICS CO LTD
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by SHENZHEN GUARDIAN AUTOMOTIVE ELECTRONICS CO LTD filed Critical SHENZHEN GUARDIAN AUTOMOTIVE ELECTRONICS CO LTD
Priority to CN2010102849109A priority Critical patent/CN102401719A/en
Publication of CN102401719A publication Critical patent/CN102401719A/en
Pending legal-status Critical Current

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Abstract

The invention relates to the technical field of automobiles, and provides an intelligent testing system of an automobile tire pressure monitoring module, which comprises a pressure chamber, a motor, a pressure sensor, a gas storage device, an adjusting valve and a control device. The pressure chamber is connected with the tire pressure monitoring module, an interior space of the pressure chamber is equal to a tire in shape, the motor is connected with the pressure chamber and used for driving the pressure chamber in rotation so as to lead the pressure chamber to simulate the automobile running status, the pressure sensor is used for acquiring and transmitting interior pressure signals of the pressure chamber, the gas storage device is used for adjusting interior pressure of the pressure chamber according to controlled output gas, the adjusting valve is positioned between the gas storage device and a gas inlet, the control device is connected with the motor, the pressure sensor and the adjusting valve respectively and used for receiving and outputting signals, and is also used for controlling opening/closing of the adjusting valve to output gas from the gas storage device. Use of an intelligent testing method using the automobile tire pressure monitoring module or use of the intelligent testing system of automobile tire pressure monitoring module improves accuracy and precision in testing the tire pressure monitoring module and reduces accident rate of an automobile.

Description

The intelligent test system of automotive tyre pressure monitoring module
Technical field
The present invention relates to automobile technical field, relate in particular to a kind of intelligent test system of automotive tyre pressure monitoring module.
Background technology
Automobile is the important vehicles in people's daily life and the work, and its safety monitoring is necessary monitoring project.At present, have a kind of doughnut monitoring device, it is through being provided with the tire pressure monitoring module in doughnut; Monitor the tire pressure data of automobile in real time; Judge whether tire is in normal condition, and when tire pressure surpasses warning, report to the police, thereby avoid the generation of the accident of blowing out.Thereby the performance of monitoring modular is quite important.But in the prior art, the sensed parameter that when only obtaining its stationary state pressure is changed, thereby there is deviation in test data, test accuracy and precision are not high, might cause the accident.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of intelligent test system of automotive tyre pressure monitoring module, is intended to improve the test accuracy and the precision of monitoring modular.
The present invention provides a kind of intelligent test system of automotive tyre pressure monitoring module, and said tire pressure monitoring module is provided with the radio frequency transmitting element, can wireless output monitoring parameter, and the intelligent test system of said automotive tyre pressure monitoring module comprises:
The pressure storehouse links to each other with the tire pressure monitoring module, space and tire basically identical in the storehouse;
Motor links to each other with said pressure storehouse, is used for the rotation of driving pressure storehouse, makes its simulated automotive transport condition;
Pressure transducer is used to obtain storehouse internal pressure signal and output;
Accumulator unit is used for regulating the pressure in the pressure storehouse according to control output gas;
Variable valve is between said accumulator unit and air intake opening;
Control device links to each other with motor, pressure transducer and variable valve electricity respectively, and receive signal and export, and the opening/close of regulating and controlling valve, make and export gas in the accumulator unit.
Preferably, said system also comprises display device, is provided with pressure display module, is used to receive pressure signal and demonstration.
Preferably, said system also comprises:
Speed pickup is used to obtain the tach signal in pressure storehouse and export;
Said control device also is used for the tach signal control motor speed according to said speed pickup output.
Preferably, said display device also comprises the speed display module, is used for inbound pacing signal and demonstration.
Preferably, said system also comprises:
Temperature sensor is used to obtain temperature signal and output in the pressure storehouse;
Electro-heat equipment is positioned at the pressure storehouse and links to each other with said control device electricity;
Said control device also is used for according to said temperature signal control electro-heat equipment On/Off.
Preferably, said display device also comprises the temperature display module, is used to receive temperature signal and demonstration.
Preferably; Said tire pressure monitoring module also is provided with battery and battery electric quantity detecting unit; Said battery electric quantity detecting unit is used to detect the electric weight of battery and is sent to display device through the radio frequency transmitting element, and said display device also is provided with electricity quantity display module, is used to show the electric weight of battery.
Preferably, said control device is provided with identification module, is used for ID number identification tire pressure monitoring module according to the tire pressure monitoring module, to receive the parameter that the different tire pressure monitoring modular is sent.
Preferably, said control device also is provided with the signal shielding module, is used to shield external rf signal.
Preferably, said system also comprises:
Data processing equipment links to each other with control device, is used for the data and the storage of receiving control device output.
The intelligent test system of automotive tyre pressure monitoring module provided by the present invention through the environment in the tire in the simulated automotive transport condition, has improved accuracy and precision to the tire pressure monitoring module testing, has reduced the probability that automobile has an accident.
Description of drawings
Fig. 1 is the structural representation of the intelligent test system of automotive tyre pressure monitoring module in an embodiment of the present invention;
Fig. 2 is the structural representation of the intelligent test system of automotive tyre pressure monitoring module in one embodiment of the invention;
Fig. 3 is the structural representation of the intelligent test system of automotive tyre pressure monitoring module in one embodiment of the invention;
Fig. 4 is the structural representation of the intelligent test system of automotive tyre pressure monitoring module in one embodiment of the invention;
Fig. 5 is the structural representation of the intelligent test system of automotive tyre pressure monitoring module in one embodiment of the invention.
The realization of the object of the invention, functional characteristics and advantage will combine embodiment, further specify with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Fig. 1 shows the structure of the intelligent test system of automotive tyre pressure monitoring module in an embodiment of the invention.As shown in Figure 1, the intelligent test system of this automotive tyre pressure monitoring module is provided with:
Pressure storehouse 10 links to each other with tire pressure monitoring module 20, space and inside tires space basically identical in the storehouse, and periphery is provided with air intake opening and the exhausr port that is used to regulate pressure storehouse internal pressure; The big I in pressure storehouse 10 and tire basically identical, the storehouse inner structure can be provided with reference to the tire internal environment.Air intake opening and exhausr port be arranged so that the pressure in the surge bunker arbitrarily, to simulate multiple running environment.
Motor 30 links to each other with said pressure storehouse 10, is used for 10 rotations of driving pressure storehouse, makes its simulated automotive transport condition; In the vehicle traveling process, its travel speed possibly change at any time, the also corresponding change of internal environment.Thereby be necessary with various velocity simulate transport conditions, to obtain the actual working environment of tire pressure monitoring module 20, test tire pressure monitoring module 20 accuracys and precision thereby improve.In one embodiment, motor 30 can be a buncher, can be according to control adjustment rotating speed.The various transport conditions of simulated automotive can be realized through control motor 30 rotating speeds.
Pressure transducer 40 is used to obtain storehouse internal pressure signal and output;
Accumulator unit 50 is used for regulating the pressure in the pressure storehouse according to control output gas;
Variable valve 60 is between said accumulator unit 50 and air intake opening; Can make accumulator unit 50 output gases, thereby regulate the pressure in the pressure storehouse through the opening/close of regulating and controlling valve 60.
Control device 70 links to each other with motor 30, pressure transducer 40 and variable valve 60 electricity respectively, and receive signal and export, and the opening/close of regulating and controlling valve 60, make in the accumulator unit 50 and export gas.In one embodiment, control device 70 comprises modular converter 71, is used for the pressure signal conversion with pressure transducer 40 outputs.In a concrete example, modular converter 71 can be a D/A converter module, if pressure transducer 40 outputs is the simulated pressure signal, is digital pressure signal with this simulated pressure conversion of signals then, for reading.Should be noted that in the embodiment of the present invention that tire pressure monitoring module 20 is provided with the radio frequency transmitting element, but the data that wireless transmission monitoring modular 20 is monitored.Control device 70 also comprises data transmission module 72, can receive the data and the output of 20 emissions of tire pressure monitoring module.In one embodiment, control device 70 can be Programmable Logic Controller PLC, can link to each other with external data processing device (for example computer) through CAN BUS or KLINE communications protocol, thereby with various data outputs.
In addition, the intelligent test system of above-mentioned automotive tyre pressure monitoring module also can comprise power supply etc.
In the embodiment of the present invention,, improved accuracy and precision, reduced the probability that automobile has an accident the tire pressure monitoring module testing through the environment in the tire in the simulated automotive transport condition.
With reference to Fig. 2, in one embodiment, the intelligent test system of above-mentioned automotive tyre pressure monitoring module also can comprise:
Speed pickup 80 is used to obtain the tach signal in pressure storehouse 10 and export;
Control device 70 also is used for tach signal control motor 30 rotating speeds according to said speed pickup 80 outputs.
In one embodiment; Speed pickup 80 can export the tach signal in the pressure storehouse 10 that is obtained to control device 70; When pressure storehouse 10 rotating speeds need be adjusted, can make it drive pressure storehouse 10 and rotate through programming at control device 70 and outputing control signals to motor 30 by preset rotation speed.
With reference to Fig. 3, in another embodiment, the intelligent test system of above-mentioned automotive tyre pressure monitoring module also can comprise:
Temperature sensor 90 is used to obtain temperature signal and output in the pressure storehouse 10;
Electro-heat equipment 100 is positioned at pressure storehouse 10 and links to each other with said control device 70 electricity;
Control device 70 also is used for according to said temperature signal control electro-heat equipment 100 On/Off.Relay can be set link to each other with control device 70 respectively at electro-heat equipment 100, through control device 70 pilot relays, thus control electro-heat equipment 100 work or idle.
Automobile owing to factors such as friction and surface temperatures, will cause tire internal temperature to raise in the process of moving, thereby, be necessary its temperature inside is detected, obtain the influence of temperature, thereby improve test accuracy and precision tire pressure monitoring module 20.In one embodiment, electro-heat equipment 100 can be a heat-generating pipe, can with simulation all temps field, further improve test accuracy and precision to the tire pressure monitoring module according to the control heating of control device 70.
With reference to Fig. 4, in another embodiment, the intelligent test system of above-mentioned automotive tyre pressure monitoring module also can comprise display device 101, and this display device 101 is provided with:
Pressure display module 102 is used to receive pressure signal and demonstration.In one embodiment, also export 4～20 milliamperes of electric signal to display device 101 after pressure transducer 40 is gathered pressure signal, display device 101 shows this electric signal through pressure display module 102.
Temperature display module 103 is used to receive temperature signal and demonstration.In one embodiment, behind the temperature sensor 90 collecting temperature signals, also become electric signal to export display device 101 to this conversion of signals, display device 101 shows this electric signal through temperature display module 103.
Speed display module 104 is used for inbound pacing signal and demonstration.In one embodiment, also export 4～20 milliamperes of electric signal to display device 101 behind the speed pickup 80 picking rate signals, display device 101 shows this electric signal through speed display module 104.
Through display device 101 is set, but the variation of pressure storehouse 10 internal states is observed on intuitive and convenient ground, so that control in real time.
In one embodiment; Listing tire pressure monitoring module 20 also is provided with battery and battery electric quantity detecting unit; Said battery electric quantity detecting unit is used to detect the electric weight of battery 2 and is sent to display device 101 through the radio frequency transmitting element; Said display device 101 also is provided with electricity quantity display module, is used to show the electric weight of battery.
Present embodiment through obtaining tire pressure monitoring module 20 electric weight and show that the user can know the influence to battery of life-span and the various transport condition of tire pressure monitoring module 20, thereby in time makes adjustment.
With reference to Fig. 5, in one embodiment, above-mentioned control device 70 also is provided with identification module 73, is used for ID number identification tire pressure monitoring module 20 according to tire pressure monitoring module 20, to receive the parameter that different tire pressure monitoring modular 20 is sent.
In the embodiment of the invention; The intelligent test system of automotive tyre pressure monitoring module can be tested a plurality of tire pressure monitoring modules 20 simultaneously; For example, can be earlier obtain ID number of each tire pressure monitoring module 20, then ID number is written to Control Software and is loaded into control device 70 through scanning; Thereby make the different tire pressure monitoring module 20 of control device 70 identifications, to obtain the parameter that different tire pressure monitoring modular 20 is sent.Further, control device 70 also is provided with signal shielding module 74, is used to shield external rf signal.In test environment, possibly exist signal to disturb, thereby be necessary signalization shroud module 74, to prevent interference.Signal shielding module 74 can realize through scan mode and software processes.
Above-mentioned control device 70 also can be provided with memory module 75, to store all kinds of test datas, so that extract.
In one embodiment, the intelligent test system of above-mentioned automotive tyre pressure monitoring module also can comprise data processing equipment 110, links to each other with control device, is used for the data and the storage of receiving control device 70 outputs.In one embodiment, data processing equipment 110 can be PC (Personal Computer, a personal computer), and it can carry out data interaction through CANBUS or KLINE communications protocol and control device 70, and the data of memory control device 70 outputs are for calling.Further; But data processing equipment 110 is intelligent operation control device 70 also; For example; PC send signal after diagnosing appearance and main frame be decoded into the high-low level of 24V, output to programmable controller, programmable controller is realized air pressure, speed and temperature controlling according to give an order regulating and controlling valve, motor, relay of level signal.
More than be merely the preferred embodiments of the present invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes instructions of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.

Claims (10)

1. the intelligent test system of an automotive tyre pressure monitoring module, said tire pressure monitoring module is provided with the radio frequency transmitting element, can wireless output monitoring parameter, it is characterized in that the intelligent test system of said automotive tyre pressure monitoring module comprises:
The pressure storehouse links to each other with the tire pressure monitoring module, space and tire basically identical in the storehouse;
Motor links to each other with said pressure storehouse, is used for the rotation of driving pressure storehouse, makes its simulated automotive transport condition;
Pressure transducer is used to obtain storehouse internal pressure signal and output;
Accumulator unit is used for regulating the pressure in the pressure storehouse according to control output gas;
Variable valve is between said accumulator unit and air intake opening;
Control device links to each other with motor, pressure transducer and variable valve electricity respectively, and receive signal and export, and the opening/close of regulating and controlling valve, make and export gas in the accumulator unit.
2. the intelligent test system of automotive tyre pressure monitoring module as claimed in claim 1 is characterized in that, also comprises display device being provided with pressure display module, is used to receive pressure signal and demonstration.
3. the intelligent test system of automotive tyre pressure monitoring module as claimed in claim 2 is characterized in that, also comprises:
Speed pickup is used to obtain the tach signal in pressure storehouse and export;
Said control device also is used for the tach signal control motor speed according to said speed pickup output.
4. the intelligent test system of automotive tyre pressure monitoring module as claimed in claim 3 is characterized in that, said display device also comprises the speed display module, is used for inbound pacing signal and demonstration.
5. the intelligent test system of automotive tyre pressure monitoring module as claimed in claim 4 is characterized in that, also comprises:
Temperature sensor is used to obtain temperature signal and output in the pressure storehouse;
Electro-heat equipment is positioned at the pressure storehouse and links to each other with said control device electricity;
Said control device also is used for according to said temperature signal control electro-heat equipment On/Off.
6. the intelligent test system of automotive tyre pressure monitoring module as claimed in claim 5 is characterized in that, said display device also comprises the temperature display module, is used to receive temperature signal and demonstration.
7. like the intelligent test system of each described automotive tyre pressure monitoring module in the claim 1 to 6; It is characterized in that; Said tire pressure monitoring module also is provided with battery and battery electric quantity detecting unit; Said battery electric quantity detecting unit is used to detect the electric weight of battery and is sent to display device through the radio frequency transmitting element, and said display device also is provided with electricity quantity display module, is used to show the electric weight of battery.
8. the intelligent test system of automotive tyre pressure monitoring module as claimed in claim 7; It is characterized in that; Said control device is provided with identification module, is used for ID number identification tire pressure monitoring module according to the tire pressure monitoring module, to receive the parameter that the different tire pressure monitoring modular is sent.
9. the intelligent test system of automotive tyre pressure monitoring module as claimed in claim 8 is characterized in that, said control device also is provided with the signal shielding module, is used to shield external rf signal.
10. the intelligent test system of automotive tyre pressure monitoring module as claimed in claim 9 is characterized in that, also comprises: data processing equipment, link to each other with control device, and be used for the data and the storage of receiving control device output.
CN2010102849109A 2010-09-17 2010-09-17 Intelligent testing system of automobile tire pressure monitoring module Pending CN102401719A (en)

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Cited By (13)

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Publication number Priority date Publication date Assignee Title
CN104075844A (en) * 2014-07-29 2014-10-01 苏州工业职业技术学院 Automobile tire pressure sensor testing system
CN104085261A (en) * 2014-07-29 2014-10-08 苏州工业职业技术学院 Activation controller for detecting automobile tire pressure sensor
CN104101462A (en) * 2014-07-29 2014-10-15 苏州工业职业技术学院 Shielding box for automobile tire pressure sensor testing system
CN104111142A (en) * 2014-07-29 2014-10-22 苏州工业职业技术学院 Test method of automobile tire pressure sensor
CN104129240A (en) * 2014-08-13 2014-11-05 安徽江淮汽车股份有限公司 Tire pressure simulating system assembly
CN104943482A (en) * 2015-07-06 2015-09-30 中国汽车技术研究中心 Automobile tire pressure monitoring system testing device and testing method
CN107731077A (en) * 2017-11-24 2018-02-23 广东菲柯特电子科技有限公司 Automobile driving simulator with tire pressure test demonstration function
CN107782496A (en) * 2017-11-24 2018-03-09 广东菲柯特电子科技有限公司 Tire pressure sensor testing device
CN107907271A (en) * 2017-12-07 2018-04-13 无锡宏聚电子科技有限公司 Tire pressure apparatus for testing chip and tire pressure chip test system
CN107976281A (en) * 2017-11-22 2018-05-01 中国汽车技术研究中心 A kind of Combined automobile tyre tyre pressure sensor detection device
CN109341944A (en) * 2018-10-16 2019-02-15 中国汽车技术研究中心有限公司 It is a kind of for testing the device and method of tire pressure monitoring system performance
CN109580095A (en) * 2019-01-14 2019-04-05 中汽研（天津）汽车工程研究院有限公司 A kind of automotive tyre pressure monitoring test macro and data acquisition control method
CN109752136A (en) * 2019-01-11 2019-05-14 北京汽车股份有限公司 TPMS test macro

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Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104111142B (en) * 2014-07-29 2017-01-11 苏州工业职业技术学院 Test method of automobile tire pressure sensor
CN104075844A (en) * 2014-07-29 2014-10-01 苏州工业职业技术学院 Automobile tire pressure sensor testing system
CN104101462A (en) * 2014-07-29 2014-10-15 苏州工业职业技术学院 Shielding box for automobile tire pressure sensor testing system
CN104111142A (en) * 2014-07-29 2014-10-22 苏州工业职业技术学院 Test method of automobile tire pressure sensor
CN104085261A (en) * 2014-07-29 2014-10-08 苏州工业职业技术学院 Activation controller for detecting automobile tire pressure sensor
CN104129240A (en) * 2014-08-13 2014-11-05 安徽江淮汽车股份有限公司 Tire pressure simulating system assembly
CN104943482A (en) * 2015-07-06 2015-09-30 中国汽车技术研究中心 Automobile tire pressure monitoring system testing device and testing method
CN107976281A (en) * 2017-11-22 2018-05-01 中国汽车技术研究中心 A kind of Combined automobile tyre tyre pressure sensor detection device
CN107782496A (en) * 2017-11-24 2018-03-09 广东菲柯特电子科技有限公司 Tire pressure sensor testing device
CN107731077A (en) * 2017-11-24 2018-02-23 广东菲柯特电子科技有限公司 Automobile driving simulator with tire pressure test demonstration function
CN107907271A (en) * 2017-12-07 2018-04-13 无锡宏聚电子科技有限公司 Tire pressure apparatus for testing chip and tire pressure chip test system
CN107907271B (en) * 2017-12-07 2023-12-22 无锡宏聚电子科技有限公司 Tire pressure chip testing device and tire pressure chip testing system
CN109341944A (en) * 2018-10-16 2019-02-15 中国汽车技术研究中心有限公司 It is a kind of for testing the device and method of tire pressure monitoring system performance
CN109752136A (en) * 2019-01-11 2019-05-14 北京汽车股份有限公司 TPMS test macro
CN109580095A (en) * 2019-01-14 2019-04-05 中汽研（天津）汽车工程研究院有限公司 A kind of automotive tyre pressure monitoring test macro and data acquisition control method

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Application publication date: 20120404