CN101795286A - Vehicle diagnosis system and method based on 3G network - Google Patents
Vehicle diagnosis system and method based on 3G network Download PDFInfo
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- CN101795286A CN101795286A CN200910239660A CN200910239660A CN101795286A CN 101795286 A CN101795286 A CN 101795286A CN 200910239660 A CN200910239660 A CN 200910239660A CN 200910239660 A CN200910239660 A CN 200910239660A CN 101795286 A CN101795286 A CN 101795286A
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Abstract
The invention relates to vehicle diagnosis system and method based on 3G network. The system comprises a diagnosis server, an expert system, a client management system and a vehicle type diagnosis system, wherein both the diagnosis server and the expert system are connected with the Internet; the client management system is connected to the Internet by the 3G network; the vehicle type diagnosis system comprises a diagnosis box and a vehicle electric control unit; a 3G communication module is arranged in the diagnosis box; the diagnosis box receives a command sent by the expert system via the Internet through the 3G communication module; furthermore, the diagnosis box communicates with the vehicle electric control unit according to the command and sends the relative information to the client management system by the 3G communication module. The 3G technology is applied to the diagnosis system based on the 3G network, so the invention has the advantages of greatly convenient use for users, rich information, convenient use of the resources on Internet and suitability of the requirements of social development.
Description
Technical field
The present invention relates to a kind of automotive diagnostic system and method, relate in particular to a kind of automotive diagnostic system and method based on 3G network.
Background technology
Automobile is the most familiar, the modal vehicles of people, and it is bringing into play crucial effect in people's life.Although the automobile quality is different, and is various informative, they in use all various faults can occur inevitably, need in time to be got rid of or repair.Development and progress of science and technology along with society, the design of automobile has also more and more been adopted electronic technology, automatic technology and electronic computer technology with production, this makes the automaticity of automobile more and more higher on the one hand, performance is more superior, more convenient to operate flexible, also auto repair and detection are had higher requirement the maintenance needs that traditional manual monitoring and maintenance mode can not satisfy new automobile on the other hand.
Be accompanied by the develop rapidly of automobile automatic control technology, adopt the system of computer control more and more, vehicle structure also becomes increasingly complex, the failure diagnosis of automobile also becomes and becomes increasingly complex, the auto repair technician utilizes Auto analyzer (decoder) to service a car to be very general phenomenon, and the Auto analyzer on the market is also of a great variety, there is the special equipment of special test class car that the common apparatus that can test all cars is also arranged, simultaneously the information of automotive diagnostic installation is also required increasingly, functional requirement is more and more.
Because current diagnosis equipment still is portable equipment mostly, function, data all are independently to be placed in every equipment, and generally the memory space of each equipment also is limited, cause amount of information abundant, and do not satisfy user's demand.In addition, the maintenance personal runs into a little knotty problems and also cannot directly obtain extraneous help when diagnosing, the experience that others some are good also can not in time be shared and give needed people, for the car owner, want to do it yourself to handle a little simple questions, that is just more difficult.Though also some equipment is directly to link on the Internet at present, does not possess any mobility, must be subjected to the restriction of cable network condition, just needs sometimes to diagnose in the open air and do not satisfy.
Summary of the invention
The objective of the invention is to, a kind of automotive diagnostic system based on 3G network is provided, this system is based on 3G network, makes the information that the car service station can long-range understanding vehicle, and can carry out data sharing between this intrasystem each diagnostic device.
Another object of the present invention is to, a kind of vehicle diagnosis method based on 3G network is provided, this method is by inserting the 3G communication module in automotive diagnostic installation, not only make the information that the car service station can long-range understanding automobile, and can carry out data sharing between each diagnostic device, for the user provides abundant vehicle diagnosis information.
For achieving the above object, the invention provides a kind of automotive diagnostic system based on 3G network, it comprises: diagnosis server, expert system, client management system, and vehicle diagnostic system, this diagnosis server all is connected with the internet with expert system, client management system is connected to the internet by 3G network, the vehicle diagnostic system comprises a diagnosis box and automobile electronic control unit, be provided with the 3G communication module in this diagnosis box, diagnosis box receives the instruction that expert system sends by the internet by this 3G communication module, and carry out communication according to instruction and automobile electronic control unit, and then relevant information is sent to client management system by the 3G communication module.
Described automobile electronic control unit is provided with the automobile specified diagnose connector, and diagnosis box is provided with the OBD16 joint, and diagnosis box is inserted on the automobile specified diagnose connector of automobile electronic control unit by this OBD16 joint.
Be provided with MCU, 3G communication module and power module in the described diagnosis box, this MCU is by a data wire and an input module communication, and by UART interface and the communication of 3G communication module, by CAN, UART or GPIO interface and the communication of diagnose interface circuit, this MCU also passes through I
2C interface is connected with a clock circuit, its also by spi bus to the display module record data; Power module is to above-mentioned MCU, communication module, input module, diagnosis communication interface, clock circuit and display module power supply.
Be provided with the vehicle diagnostic software in the described diagnosis server.
Be provided with the 3G module in the described client management system, client management system carries out communication by this 3G module and internet.
Further, the present invention also provides a kind of vehicle diagnosis method based on 3G network, and this method comprises:
Step 5, diagnosis server start corresponding vehicle diagnostic software, and number pairing diagnosis box and carry out communication by 3G network with the diagnosis box in the solicited message, begin to carry out remote diagnosis, and diagnostic result is offered expert system;
Step 7, expert system send to client management system by 3G network with maintenance program;
In the described step 5, diagnosis box is at first downloaded the vehicle diagnostic software from diagnosis server, and diagnosis box offers diagnosis server with data again by after the software diagnosis then.
Described vehicle diagnostic system comprises a diagnosis box and automobile electronic control unit, be provided with the 3G communication module in this diagnosis box, diagnosis box receives maintenance program and the instruction that expert system sends by the internet by this 3G communication module, and carry out communication according to this instruction and automobile electronic control unit, client management system and then obtain related data information in this automobile electronic control unit.
Described client management system is notified to corresponding client by note or lettergram mode with maintenance program and diagnostic result, if also have problem in the maintenance process, the client can return step 1 and carry out repetitive operation.
Beneficial effect of the present invention: automotive diagnostic system and method based on 3G network provided by the invention, it is based on the 3G network basis, 3G technology is applied in the diagnostic system, greatly facilitate user's use, information is enriched, can utilize the resource on the Internet easily, adapt to the requirement of social development; This invention has not only solved the user directly connects the Internet whenever and wherever possible by diagnosis terminal requirement, the resource acquisition that can make full use of internet helps, but also make diagnostic message abundanter, alleviated the burden of diagnosis terminal simultaneously, with bulk information all storage and uniform on the server of the Internet, greatly facilitate unified maintenance and management to diagnostic data information.
In order further to understand feature of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, yet accompanying drawing only provide with reference to and the explanation usefulness, be not to be used for the present invention is limited.
Description of drawings
Below in conjunction with accompanying drawing,, will make technical scheme of the present invention and other beneficial effects apparent by the specific embodiment of the present invention is described in detail.
Fig. 1 is the networking structure schematic diagram that the present invention is based on the automotive diagnostic system of 3G network;
Fig. 2 is the block diagram and the fundamental diagram of diagnosis box among the present invention;
Fig. 3 is the schematic flow sheet that the present invention is based on the vehicle diagnosis method of 3G network.
Embodiment
For further setting forth technological means and the effect that the present invention takes for the predetermined purpose of realization, see also following about detailed description of the present invention and accompanying drawing, believe purpose of the present invention, feature and characteristics, should obtain thus going deep into and concrete understanding, yet accompanying drawing only provides reference and explanation usefulness, is not to be used for the present invention is limited.
The invention provides a kind of automotive diagnostic system (as shown in Figure 1) based on 3G network, it comprises: diagnosis server 1, expert system 2, client management system 3, and vehicle diagnostic system 4, this diagnosis server 1 all is connected with the internet with expert system 2, client management system 3 connects 32 to internet 34 by 3G network, vehicle diagnostic system 4 comprises a diagnosis box 42 and automobile electronic control unit (ECU) (not shown), be provided with 3G communication module 422 in this diagnosis box 42, diagnosis box 42 receives the instruction that expert system 2 sends by internet 34 by this 3G communication module 422, and carry out communication according to instruction and automobile electronic control unit, and then relevant information is sent to client management system 3 by 3G communication module 422.
In the present invention, in order to alleviate the storage burden of diagnostic device, the network that all diagnostic devices can be formed a C/S model, important or very huge data are placed on the diagnosis server 1 that is connected with internet 34 some, this diagnosis server 1 internal memory is placed with the vehicle diagnostic software, and the diagnostic device that the client uses is a simple terminal, has so both enriched the content of diagnosis, also upgrading in time of update be can keep, the unified management and the maintenance of data made things convenient for again.
Further, on the basis of above-mentioned diagnosis server 1, add expert system 2 again, this expert system 2 is connected on the internet 34 by wired or wireless mode, its special on-line solves the query that some diagnosis propose, and each terminal also can upload on the diagnosis server 1 in some experiences that accumulate in the middle of the practical operation, shares for everybody.
The present invention also is provided with client management system 3, and this client management system 3 utilizes this 3G module 36 to carry out communication with internet 32 by built-in 3G module 36.When this client management system 3 connect go up 3G network 32 after, and then carry out verification with diagnosis server 1 on the internet 34, after verification is passed through, just the essential information of needed diagnosis vehicle is downloaded to this locality, bring into operation.In diagnostic procedure, the user will relate to (as fault help, drawing etc.) when searching some a large amount of information, can be immediately from diagnosis server 1 enterprising line retrieval and download.Obtain online help if desired, can with direct point-to-point interchange of the expert of expert system 2, by short breath or lettergram mode answer information is notified to corresponding client by client management system 3.In addition, the client also can upload to the lot of valuable experience of oneself on the diagnosis server 1, shares to the other-end reference, has so both satisfied the client and has moved connection internet 34, obtain a large amount of help informations from diagnosis server 1, also removed the trouble of often diagnostic software being upgraded from.
In addition, in the vehicle diagnostic system 4 of the present invention, diagnosis box 42 is the diagnosis terminal that is configured on each automobile, be provided with 3G communication module 422 in this diagnosis box 42, diagnosis box 42 main being responsible for are carried out the mutual of order with automobile electronic control unit (not shown), this diagnosis box 42 utilizes this 3G communication module 422 to be connected with 3G network 32, and then be connected communication with internet 34, and then data are passed on the diagnosis server 1 by 3G communication module 422, diagnosis server 1 starts corresponding vehicle diagnostic software, and number pairing diagnosis box 42 and carry out communication by 3G network with the diagnosis box in the solicited message, begin to carry out remote diagnosis, and please offer expert system 2 by diagnostic result, expert system 2 can be determined maintenance program according to the diagnostic result that diagnosis server 1 is provided like this, and maintenance program is sent in client's the mailbox or mobile phone by 3G network.The automobile electronic control unit of this vehicle diagnostic system 4 is provided with the automobile specified diagnose connector, and this diagnosis box 42 is provided with the OBD16 joint, and diagnosis box 42 is inserted on the automobile specified diagnose connector of automobile electronic control unit by this OBD16 joint.As shown in Figure 2, be provided with MCU423,3G communication module 422 and power module 424 in the described diagnosis box, this MCU423 is by data wire and an input module 425 communications, by UART interface and 422 communications of 3G communication module, by CAN, UART or GPIO interface and 426 communications of diagnose interface circuit, this MCU423 also passes through I
2C interface is connected with a clock circuit 427, its also by spi bus to display module 428 record data, this display module 428 all can be realized its function by being connected a touch-screen with input module 425; Power module 424 is to above-mentioned MCU423,3G communication module 422, input module 425, diagnosis communication interface circuit 426, clock circuit 427 and display module 428 power supplies.During work, diagnosis box 42 is inserted on the automobile specified diagnose connector, give diagnosis box 42 power supplies by the OBD16 joint, the back automobile electronic control unit that powers on enters operating state, 3G communication module 422 begins to receive the command information on the diagnosis server 1 of internet 34, the command information that automobile electronic control unit transmits according to 3G communication module 422 is carried out the control corresponding operation, promptly according to the different agreement type, send instruction by different modules to automobile electronic control unit, and reception information, return information is sent to 3G communication module 422, again by diagnosis server 1 feedback information of 3G communication module 422 on internet 34.
As shown in Figure 3, the present invention also provides a kind of vehicle diagnosis method based on 3G network, and this method comprises:
Step 5, diagnosis server start corresponding vehicle diagnostic software, and number pairing diagnosis box and carry out communication by 3G network with the diagnosis box in the solicited message, begin to carry out remote diagnosis, and diagnostic result is offered expert system.In this step, diagnosis box at first will be downloaded the vehicle diagnostic software from diagnosis server, and diagnosis box offers diagnosis server with data again by after the software diagnosis then.
Step 7, expert system send to client management system by 3G network with maintenance program.
In sum, automotive diagnostic system and method based on 3G network provided by the invention, it is based on the 3G network basis, 3G technology is applied in the diagnostic system, greatly facilitates user's use, information is enriched, can utilize the resource on the Internet easily, adapt to the requirement of social development; This invention has not only solved the user directly connects the Internet whenever and wherever possible by diagnosis terminal requirement, the resource acquisition that can make full use of internet helps, but also make diagnostic message abundanter, alleviated the burden of diagnosis terminal simultaneously, with bulk information all storage and uniform on the server of the Internet, greatly facilitate unified maintenance and management to diagnostic data information.
The above; it only is preferred embodiment of the present invention; for the person of ordinary skill of the art, can make other various corresponding changes and distortion, and all these changes and distortion all should belong to the protection range of claim of the present invention according to the technical scheme and the technical conceive of this aspect.
Claims (10)
1. automotive diagnostic system based on 3G network, it is characterized in that, comprise diagnosis server, expert system, client management system, and vehicle diagnostic system, this diagnosis server all is connected with the internet with expert system, client management system is connected to the internet by 3G network, the vehicle diagnostic system comprises a diagnosis box and automobile electronic control unit, be provided with the 3G communication module in this diagnosis box, diagnosis box receives the instruction that expert system sends by the internet by this 3G communication module, and carry out communication according to instruction and automobile electronic control unit, and then relevant information is sent to client management system by the 3G communication module.
2. the automotive diagnostic system based on 3G network as claimed in claim 1, it is characterized in that, described automobile electronic control unit is provided with the automobile specified diagnose connector, and diagnosis box is provided with the OBD16 joint, and diagnosis box is inserted on the automobile specified diagnose connector of automobile electronic control unit by this OBD16 joint.
3. the automotive diagnostic system based on 3G network as claimed in claim 1, it is characterized in that, be provided with MCU, 3G communication module and power module in the described diagnosis box, this MCU is by a data wire and an input module communication, by UART interface and the communication of 3G communication module, by CAN, UART or GPIO interface and the communication of diagnose interface circuit, this MCU also passes through I
2C interface is connected with a clock circuit, its also by spi bus to the display module record data; Power module is to above-mentioned MCU, communication module, input module, diagnosis communication interface, clock circuit and display module power supply.
4. the automotive diagnostic system based on 3G network as claimed in claim 1 is characterized in that, is provided with the vehicle diagnostic software in the described diagnosis server.
5. the automotive diagnostic system based on 3G network as claimed in claim 1 is characterized in that, is provided with the 3G module in the described client management system, and client management system carries out communication by this 3G module and internet.
6. the vehicle diagnosis method based on 3G network is characterized in that, comprising:
Step 1, diagnosis box provide its numbering and information of vehicles to be diagnosed;
Step 2, above-mentioned information of vehicles and diagnosis box numbering is sent in the client management system of appointment by 3G network;
Step 3, client management system are carried out record with information of vehicles and the diagnosis box numbering received as solicited message, and to the storage of classifying of this solicited message;
Step 4, client management system send to diagnosis server with solicited message according to classification;
Step 5, diagnosis server start corresponding vehicle diagnostic software, and number pairing diagnosis box and carry out communication by 3G network with the diagnosis box in the solicited message, begin to carry out remote diagnosis, and diagnostic result is offered expert system;
Step 6, expert system are determined maintenance program;
Step 7, expert system send to client management system by 3G network with maintenance program;
Step 8, client management system send maintenance program and diagnostic result.
7. the vehicle diagnosis method based on 3G network as claimed in claim 6, it is characterized in that in the described step 5, diagnosis box is at first downloaded the vehicle diagnostic software from diagnosis server, diagnosis box offers diagnosis server with data again by after the software diagnosis then.
8. the vehicle diagnosis method based on 3G network as claimed in claim 6 is characterized in that, is provided with the 3G module in the client management system, and client management system carries out communication by this 3G module and internet, and then carries out communication with expert system.
9. the vehicle diagnosis method based on 3G network as claimed in claim 6, it is characterized in that, described vehicle diagnostic system comprises a diagnosis box and automobile electronic control unit, be provided with the 3G communication module in this diagnosis box, diagnosis box receives maintenance program and the instruction that expert system sends by the internet by this 3G communication module, and carry out communication according to this instruction and automobile electronic control unit, client management system and then obtain related data information in this automobile electronic control unit.
10. the vehicle diagnosis method based on 3G network as claimed in claim 6, it is characterized in that, described client management system is notified to corresponding client by note or lettergram mode with maintenance program and diagnostic result, if also have problem in the maintenance process, the client can return step 1 and carry out repetitive operation.
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| CN200910239660.4A CN101795286B (en) | 2009-12-31 | 2009-12-31 | Vehicle diagnosis system and method based on 3G network |
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| CN103217969A (en) * | 2013-03-28 | 2013-07-24 | 华南师范大学 | Remote automobile diagnosis system based on one-key navigation mobile service platform |
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| CN102456172A (en) * | 2010-10-19 | 2012-05-16 | 陈亿龙 | Smart automobile maintenance and management method |
| CN102270381A (en) * | 2011-02-24 | 2011-12-07 | 上海瑞华(集团)有限公司 | Electric automobile dynamic information system based on 3G wireless network |
| CN103048989A (en) * | 2012-11-29 | 2013-04-17 | 王志欣 | Maintenance information and expert system-based automobile failure diagnosis method |
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| CN103592933A (en) * | 2013-11-07 | 2014-02-19 | 深圳市元征科技股份有限公司 | Automobile diagnostic system and diagnostic method based on android system |
| CN105607585A (en) * | 2014-11-14 | 2016-05-25 | 中华汽车工业股份有限公司 | Method and system for automobile production and maintenance |
| CN108415409A (en) * | 2018-03-19 | 2018-08-17 | 黄河水利职业技术学院 | A kind of multistage vehicle fault diagnosis system and diagnostic method |
| CN108521459A (en) * | 2018-04-04 | 2018-09-11 | 深圳市道通科技股份有限公司 | Diagnostic method, relevant device and the system of the vehicles |
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| CN109698862A (en) * | 2018-12-17 | 2019-04-30 | 深圳市道通科技股份有限公司 | Diagnostic method, management server and the diagnosis server of vehicle |
| WO2020125591A1 (en) * | 2018-12-17 | 2020-06-25 | 深圳市道通科技股份有限公司 | Vehicle diagnosis method, management server and diagnosis server |
| CN110888418A (en) * | 2019-12-23 | 2020-03-17 | 深圳市元征科技股份有限公司 | Vehicle diagnosis method, device, equipment and readable storage medium |
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