CN105564162A - Automobile diagnosis system and method - Google Patents
Automobile diagnosis system and method Download PDFInfo
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- CN105564162A CN105564162A CN201610114371.1A CN201610114371A CN105564162A CN 105564162 A CN105564162 A CN 105564162A CN 201610114371 A CN201610114371 A CN 201610114371A CN 105564162 A CN105564162 A CN 105564162A
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- tire pressure
- detection device
- sensing detection
- automotive diagnostic
- pressure sensing
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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
- B60C23/0481—System diagnostic, e.g. monitoring battery voltage, detecting hardware detachments or identifying wireless transmission failures
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- Computer Networks & Wireless Communication (AREA)
- Mechanical Engineering (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention relates to an automobile diagnosis system and method. An automobile fault diagnosis device is communicated with a sensing detection device arranged in each position of an automobile; the automobile is orderly subjected to fault diagnosis according to data transmitted back by each sensing detection device; when the automobile fault diagnosis device is communicated with a tire pressure sensing detection device, the program jumps to the tire pressure sensing detection device activating mode; after a tire pressure activating device activates the tire pressure sensing detection device, the automobile fault diagnosis device obtains the data transmitted back by the tire pressure sensing detection device. The automobile diagnosis device is combined with the activating device; when the diagnosis equipment performs diagnosis on the automobile tire, the system jumps to the activating mode from the diagnosis mode; when the tire pressure sensing detection device is activated, the system restores the diagnosis mode; the automobile diagnosis device builds communication connection with the tire pressure sensing detection device. The automobile diagnosis system and the automobile diagnosis method have the advantages that the repeated equipment investment can be reduced; the labor is saved; the use is convenient and fast.
Description
Technical field
The present invention relates to field of automobile repair, particularly a kind of automotive diagnostic system and method.
Background technology
Automotive tire pressure real-time monitoring system (TPMS), be mainly used in real-time tire pressure is monitored automatically when running car, reporting to the police to tire flat and infrabar, with guarantee driving safety, is the life security guarantee forewarn system of motorist, rider.Automobile diagnosis technique is the ways and means relying on instrument and equipment automobile to be carried out to performance testing and trouble tracing, enough tests out automobile work in every performance figure, and can find fault and Producing reason thereof when automobile or assembly do not disintegrate.
In prior art, keep in repair time changing of tire or tire pressure sensing detection device after, automobile repair librarian use automotive diagnostic installation carries out TPMS related system trouble diagnosing, maintenance, while maintenance, one must be made to hold tire pressure active device in one's own possession and to activate tire pressure sensing detection device, another person operates diagnostic installation, can enough diagnose temperature in vehicle tire pressure and tire, and the necessary as prescribed Sequential Activation tire pressure sensing detection device of the personnel holding tire pressure active device, just can complete activation process.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of automotive diagnostic system and method, by automotive diagnostic system is combined with active device, when diagnostic installation is diagnosed motor tire, system jumps to enable mode by diagnostic mode, after tire pressure sensing detection device activates, System recover diagnostic mode, automotive diagnostic system and tire pressure sensing detection device establish a communications link.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of automotive diagnostic system, for automobile failure diagnosis, described system comprises:
Automotive diagnostic unit, for receiving the data being placed in sensing detection device on automobile and detecting, by these data of comparison whether within the scope of the regime values preset, judges whether automobile exists fault;
Tire pressure active device, for activating the tire pressure sensing detection device be arranged in motor tire;
First program code devices, is connected with tire pressure active device with described automotive diagnostic unit respectively, for upgrading by receiving external data and expand the micro database in automotive diagnostic unit and tire pressure active device;
First wireless communication apparatus, is connected with described automotive diagnostic unit, tire pressure active device and the first program code devices respectively, for receiving the signal that outside is transmitted, and externally sends wireless signal;
First power supply, is connected with described automotive diagnostic unit, tire pressure active device, the first program code devices and the first wireless communication apparatus, for providing electric power;
Described automotive diagnostic unit, after tire pressure active device activates tire pressure sensing detection device, receives the data sent by described tire pressure sensing detection device.
Further, described tire pressure active device activates described tire pressure sensing detection device by wireless signal.
Further, described tire pressure active device diagnoses joint to activate described tire pressure sensing detection device by OBD.
Further, described OBD diagnoses joint to be connected with the first wireless communication apparatus wireless telecommunications.
Further, described tire pressure sensing detection device comprises: sensor, for detecting atmospheric pressure value and the temperature value of inside tires;
Second wireless communication apparatus, for receiving the signal that outside is transmitted, and externally sends wireless signal;
Tire pressure microcontroller, be connected with the second wireless communication apparatus with described sensor respectively, carrying out work for controlling sensor, received the active information of tire pressure active device transmission by the second wireless communication apparatus after, the data of sensor collection being sent by the second wireless communication apparatus;
Second program code devices, is connected with described tire pressure microcontroller, upgrading coded program, making described tire pressure microcontroller perform new coded program for receiving external data by the second wireless communication apparatus;
Second source, respectively with described sensor, the second wireless communication apparatus, tire pressure microcontroller and the second program code devices, for providing electric power.
Further, when described tire pressure sensing detection device uses first, described sensor is in dormant state, and after tire pressure active device activates, sensor enters mode of operation.
Further, described system also comprises: liquid crystal touch control device, is connected respectively with described automotive diagnostic unit, tire pressure active device and the first power supply.
Further, described liquid crystal touch control device shows the data that multiple tire pressure sensing detection device is passed back simultaneously.
Further, described first program code devices, by external wireless web download data, upgrades the micro database in automotive diagnostic unit and tire pressure active device and expands.
Further, the data after described first code device storage is applied, described in be modified after data and original data coexist in the first code device.
For solving the problems of the technologies described above, the present invention also provides a kind of vehicle diagnosis method, automotive diagnostic unit by be arranged on automobile sensing detection device communication everywhere, what the data returned according to each sensing detection device were orderly carries out trouble diagnosing to automobile;
When automotive diagnostic unit and tire pressure sensing detection device carry out communication, programming jump is to tire pressure sensing detection device enable mode, after activating tire pressure sensing detection device by tire pressure active device, automotive diagnostic unit and tire pressure sensing detection device establish a communications link.
Further, described tire pressure active device activates described tire pressure sensing detection device by wireless signal.
Further, described tire pressure active device diagnoses joint to activate described tire pressure sensing detection device by OBD.
Further, described OBD diagnoses joint to be connected with automotive diagnostic unit wireless telecommunications.
Beneficial effect of the present invention: by automotive diagnostic system is combined with active device, when diagnostic installation is diagnosed motor tire, system jumps to enable mode by diagnostic mode, after tire pressure sensing detection device activates, System recover diagnostic mode, automotive diagnostic system and tire pressure sensing detection device establish a communications link.Saving repeated plant drops into, and saves manpower, easy to use.
Accompanying drawing explanation
Fig. 1 is present system structured flowchart;
Fig. 2 is tire pressure sensing detection device structured flowchart of the present invention;
Fig. 3 is vehicle diagnosis method diagram of circuit of the present invention.
Accompanying drawing illustrates: 10, automotive diagnostic unit; 11, tire pressure active device; 12, the first program code devices; 13, the first wireless communication apparatus; 14, the first power supply; 20, OBD diagnoses joint; 30, tire pressure microcontroller; 31, sensor; 32, the second program code devices; 33, the second wireless communication apparatus; 34, second source.
Detailed description of the invention
For the ease of understanding the present invention, below in conjunction with the drawings and specific embodiments, the present invention will be described in more detail.It should be noted that, when element is stated " being fixed on " another element, it can directly on another element or can there is one or more element placed in the middle therebetween.When an element is stated " connection " another element, it can be directly connected to another element or can there is one or more element placed in the middle therebetween.The term " vertical " that this specification sheets uses, " level ", "left", "right" and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology of using of this specification sheets and scientific terminology are identical with belonging to the implication that those skilled in the art of the present invention understand usually.The object of term used in the description of the invention in this specification sheets just in order to describe specific embodiment is not for limiting the present invention.The term "and/or" that this specification sheets uses comprises arbitrary and all combinations of one or more relevant Listed Items.
Embodiment 1
Refer to Fig. 1, a kind of automotive diagnostic system, for automobile failure diagnosis, system comprises: automotive diagnostic unit 10, tire pressure active device 11, first program code devices 12, first wireless communication apparatus 13 and the first power supply 14.Wherein, automotive diagnostic unit 10, for receiving the data being placed in sensing detection device on automobile and detecting, by these data of comparison whether within the scope of the regime values preset, judges whether automobile exists fault.Tire pressure active device 11, for activating the tire pressure sensing detection device be arranged in motor tire.First program code devices 12, is connected with tire pressure active device 11 with described automotive diagnostic unit 10 respectively, for upgrading by receiving external data and expand automotive diagnostic unit 10 and the micro database in tire pressure active device 11.First wireless communication apparatus 13, being connected with described automotive diagnostic unit 10, tire pressure active device 11 and the first program code devices 12 respectively, for receiving the signal that outside is transmitted, and externally sending wireless signal.First power supply 14, is connected, for providing electric power with described automotive diagnostic unit 10, tire pressure active device 11, first program code devices 12 and the first wireless communication apparatus 13.Described automotive diagnostic unit 10, after tire pressure active device 11 activates tire pressure sensing detection device, receives the data sent by described tire pressure sensing detection device.
For convenience of vehicle failure maintenance and investigation, each position of automobile is provided with the sensing detection device of monitoring vehicle condition in real time, and these sensing detection devices collect the usage data at each position of automobile.Automotive diagnostic unit 10 sets up communication by wireless communication technique and described sensing detection device, and the data that sensing detection device just gathers send to automotive diagnostic unit 10.The value range that automotive diagnostic unit 10 storage inside is normally used by each position of automobile, compared by the value range that the data of sensing detection device collection and this position are normally used, just can detect whether automobile exists fault, and fault appears at that position of automobile.
Motor tire inside is provided with tire pressure sensing detection device, for detecting temperature in the atmospheric pressure value of motor tire inside and tire.Tire pressure sensing detection device comprises: sensor 31, second wireless communication apparatus 33, tire pressure microcontroller 30, second program code devices 32 and second source 34.Wherein, sensor, for detecting atmospheric pressure value and the temperature value of inside tires.Second wireless communication apparatus 33, for receiving the signal that outside is transmitted, and externally sends wireless signal.Tire pressure microcontroller 30, be connected with the second wireless communication apparatus 33 with described sensor respectively, work is carried out for controlling sensor, received the active information of tire pressure active device 11 transmission by the second wireless communication apparatus 33 after, the data of sensor collection are sent by the second wireless communication apparatus 33.Second program code devices 32, is connected with described tire pressure microcontroller 30, upgrades coded program, make described tire pressure microcontroller 30 perform new coded program for being received external data by the second wireless communication apparatus 33.Second source 34, respectively with described sensor, the second wireless communication apparatus 33, tire pressure microcontroller 30 and the second program code devices 32, for providing electric power.
When automotive diagnostic unit 10 detects changing of tire or changes the automobile of tire pressure sensing detection device, even if obtain communication with the tire pressure microcontroller 30 (MCU) of tire pressure sensing detection device, also tire internal gas pressure and temperature data cannot be obtained from tire pressure sensing detection device.Because the tire pressure sensing detection device sensor used first is in dormant state, and internal data is not done with tire pressure microcontroller 30 and is mated, and needs special activated equipment and activates sensor.In the present embodiment, automotive diagnostic unit 10 diagnoses joint and tire pressure microcontroller 30 to set up communication by the OBD (onboard diagnostic system) be plugged on automobile, simultaneity factor jumps to enable mode by detecting pattern, enable tire pressure active device 11, tire pressure active device 11 is the activation signal of 125KHZ by the first wireless communication apparatus 13 to sensor transmission frequency, but be not limited thereto, different model tire pressure sensing detection device has the activation signal of different frequency.There is in tire pressure active device 11 model adaption function, after automotive diagnostic unit 10 and tire pressure sensing detection device set up communication, obtain the sensor model number sent by tire pressure microcontroller 30, first program code devices 12 has search and the active program of this sensor matching in data bank according to this sensor model number by oneself in system, is transferred and perform this active program after matching by tire pressure active device 11.In some embodiments, the acquisition of sensor model number manually can input and obtain.In other embodiments, when the first program code devices 12 cannot be fitted to corresponding active program in own data bank, enter external network by the first wireless communication apparatus 13 and obtain corresponding active program.Namely first wireless communication apparatus 13 is stored in own data bank after the active program of outside Network Capture uses.In some embodiments, according to the difference of environment for use, user can carry out manual configuration to existing active program, active program after manual configuration and former active program are temporarily stored in own data bank jointly, the two not phase trans-substitution, owing to storing restriction, when user closes system of the present invention, system can point out user whether to delete the active program of manual configuration, if user selects to remove manual configuration active program, namely system deletes this manual configuration active program, if user does not select to delete this manual configuration active program, then this manual configuration active program leaves in own data bank always.
As the another kind of active mode of tire pressure sensing detection device in present embodiment, active device diagnoses joint 20 activated sensors by OBD, automotive diagnostic unit 10 and tire pressure microcontroller 30 are set up after communication is connected, system redirect interface sends activation signal by tire pressure active device 11 to tire pressure microcontroller 30, then wakes sensor up by tire pressure microcontroller.
When using present system to activate tire pressure sensing detection device, part vehicle needs the tire pressure sensing detection device of predetermined order to four tires to activate.Present system is diagnosed joint 20 to set up communication by wireless telecommunications with OBD to be connected, being different from traditional automotive diagnostic unit 10 diagnoses joint 20 wire to be connected with OBD, conveniently diagnose joint 20 while maintenance with tire pressure microcontroller 30 communication by OBD, the tire pressure sensing detection device of four tires is activated.
In present embodiment, liquid crystal touch control device is also provided with for convenience of operation, liquid crystal touch control device is connected with automotive diagnostic unit 10, tire pressure active device 11 and the first power supply 14 respectively, at tire pressure active device 11 activated sensors, automotive diagnostic unit 10 receives by after tire pressure sensing detection device data, and liquid crystal touch control device shows the data that multiple tire pressure sensing detection device is passed back simultaneously.
A kind of vehicle diagnosis method, comprises the following steps:
S10, automotive diagnostic unit 10 by be arranged on automobile sensing detection device communication everywhere, what the data returned according to each sensing detection device were orderly carries out trouble diagnosing to automobile.
S11, when automotive diagnostic unit 10 carries out communication with tire pressure sensing detection device.
S12, programming jump to tire pressure sensing detection device enable mode, after activating tire pressure sensing detection device by tire pressure active device 11.
S13, automotive diagnostic unit 10 obtain the data returned by tire pressure sensing detection device.
Because the particular content of vehicle diagnosis method is write exactly in above-mentioned terminal system, at this not at detailed description, but above-mentioned particular content is applicable to the method.
It should be noted that, preferred embodiment of the present invention is given in specification sheets of the present invention and accompanying drawing thereof, but, the present invention can be realized by many different forms, be not limited to the embodiment described by this specification sheets, these embodiments not as the extra restriction to content of the present invention, provide the object of these embodiments be make the understanding of disclosure of the present invention more comprehensively thorough.Further, above-mentioned each technical characteristic continues combination mutually, is formed not in above-named various embodiment, is all considered as the scope that specification sheets of the present invention is recorded; Further, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (10)
1. an automotive diagnostic system, for automobile failure diagnosis, is characterized in that, described system comprises:
Automotive diagnostic unit, for receiving the data being placed in sensing detection device on automobile and detecting, by these data of comparison whether within the scope of the regime values preset, judges whether automobile exists fault;
Tire pressure active device, for activating the tire pressure sensing detection device be arranged in motor tire;
First program code devices, is connected with tire pressure active device with described automotive diagnostic unit respectively, for upgrading by receiving external data and expand the micro database in automotive diagnostic unit and tire pressure active device;
First wireless communication apparatus, is connected with described automotive diagnostic unit, tire pressure active device and the first program code devices respectively, for receiving the signal that outside is transmitted, and externally sends wireless signal;
First power supply, is connected with described automotive diagnostic unit, tire pressure active device, the first program code devices and the first wireless communication apparatus, for providing electric power;
Described automotive diagnostic unit, after tire pressure active device activates tire pressure sensing detection device, receives the data sent by described tire pressure sensing detection device.
2. a kind of automotive diagnostic system according to claim 1, is characterized in that, described tire pressure active device activates described tire pressure sensing detection device by wireless signal.
3. a kind of automotive diagnostic system according to claim 1, is characterized in that, described tire pressure active device diagnoses joint to activate described tire pressure sensing detection device by OBD.
4. a kind of automotive diagnostic system according to claim 3, is characterized in that, described OBD diagnoses joint to be connected with the first wireless communication apparatus wireless telecommunications.
5. a kind of automotive diagnostic system according to Claims 1 to 4 any one, is characterized in that, described tire pressure sensing detection device comprises:
Sensor, for detecting atmospheric pressure value and the temperature value of inside tires;
Second wireless communication apparatus, for receiving the signal that outside is transmitted, and externally sends wireless signal;
Tire pressure microcontroller, be connected with the second wireless communication apparatus with described sensor respectively, carrying out work for controlling sensor, received the active information of tire pressure active device transmission by the second wireless communication apparatus after, the data of sensor collection being sent by the second wireless communication apparatus;
Second program code devices, is connected with described tire pressure microcontroller, upgrading coded program, making described tire pressure microcontroller perform new coded program for receiving external data by the second wireless communication apparatus;
Second source, respectively with described sensor, the second wireless communication apparatus, tire pressure microcontroller and the second program code devices, for providing electric power.
6. a kind of automotive diagnostic system according to claim 5, is characterized in that, when described tire pressure sensing detection device uses first, described sensor is in dormant state, and after tire pressure active device activates, sensor enters mode of operation.
7. a vehicle diagnosis method, is characterized in that, automotive diagnostic unit by be arranged on automobile sensing detection device communication everywhere, what the data returned according to each sensing detection device were orderly carries out trouble diagnosing to automobile;
When automotive diagnostic unit and tire pressure sensing detection device carry out communication, programming jump is to tire pressure sensing detection device enable mode, after activating tire pressure sensing detection device by tire pressure active device, automotive diagnostic unit obtains the data returned by tire pressure sensing detection device.
8. vehicle diagnosis method according to claim 7, is characterized in that, described tire pressure active device activates described tire pressure sensing detection device by wireless signal.
9. vehicle diagnosis method according to claim 8, is characterized in that, described tire pressure active device diagnoses joint to activate described tire pressure sensing detection device by OBD.
10. vehicle diagnosis method according to claim 9, is characterized in that, described OBD diagnoses joint to be connected with automotive diagnostic unit wireless telecommunications.
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| 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 |
| CN108099511A (en) * | 2017-12-13 | 2018-06-01 | 深圳市道通科技股份有限公司 | Tyre pressure sensor Activiation method, device, storage medium and front end processor |
| CN108804254A (en) * | 2017-05-04 | 2018-11-13 | 沃尔沃汽车公司 | Method and system for troubleshooting during vehicle medium-long range installation software |
| CN111141444A (en) * | 2017-12-27 | 2020-05-12 | 深圳市道通科技股份有限公司 | Tire pressure sensor information acquisition method and device, storage medium and electronic equipment |
| CN114879648A (en) * | 2022-07-08 | 2022-08-09 | 深圳市星卡软件技术开发有限公司 | Method for matching tire pressure sensor with automobile, computer equipment and medium |
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