CN110850848A - Vehicle internet diagnosis service system - Google Patents
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- 238000003745 diagnosis Methods 0.000 title claims abstract description 201
- 238000012423 maintenance Methods 0.000 claims description 15
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- 230000006855 networking Effects 0.000 claims description 2
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- 230000007547 defect Effects 0.000 abstract description 3
- 238000007726 management method Methods 0.000 description 13
- 238000004171 remote diagnosis Methods 0.000 description 8
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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- G06Q10/20—Administration of product repair or maintenance
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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Abstract
The invention provides a vehicle internet diagnosis service system which is characterized by comprising an adapter, a PC diagnosis client and a diagnosis service platform; the vehicle-mounted electronic control unit to be diagnosed is connected with the PC diagnosis client through an adapter, and the PC diagnosis client communicates with the diagnosis service platform through the Internet; the PC diagnosis client side carries out diagnosis and online data writing operation on the vehicle-mounted electric control unit; the PC diagnosis client automatically acquires the information of the whole vehicle and the operation result and uploads the information and the operation result to the diagnosis service platform; the PC diagnosis client downloads the ECU module data flash package from the diagnosis service platform to update the electronic control unit; the diagnosis service platform remotely controls the PC diagnosis client to generate a diagnosis result of the vehicle-mounted electronic control unit. The invention aims to provide a vehicle internet diagnosis service system aiming at the defects of the prior art, so that the test efficiency is effectively improved, and the development period and the cost are shortened.
Description
Technical Field
The invention relates to the field of vehicle diagnosis, in particular to a vehicle internet diagnosis service system.
Background
Reference 1 "an integrated diagnostic apparatus for vehicle and diagnostic method thereof" CN105511448 a 2016.04.20 provides a diagnostic apparatus for vehicle and diagnostic method thereof, wherein the diagnostic apparatus includes a PC, a diagnostic adapter and a diagnostic server, the diagnostic method is to connect the PC to an electronic control unit for communication therewith, then select a corresponding diagnostic function for function test, and finally display the diagnostic result. The PC is operated with PC diagnosis software and a diagnosis database, the diagnosis database realizes the authority management of the diagnosis software, provides diagnosis data required by diagnosis and records a diagnosis report. In the technical scheme, the diagnostic instrument is used for the service station, and the diagnosis and the flashing functions of different electric control units are realized. However, the tool only provides a diagnosis auxiliary function, has certain limitations, and cannot require more professional help. The problem solving capability of service station maintenance personnel is limited, when the vehicle fault can not be judged based on the diagnosis result, professional technical personnel are often required to be searched for help, and particularly with the development of automobile pentalization technology, more and more new vehicle-mounted electronic control units are added into the whole vehicle, so that the requirement is more urgent.
A comparison document 2 "a vehicle detection method of a vehicle-mounted mobile terminal" CN 101984630B 2012.12.19 provides a vehicle detection method of a vehicle-mounted mobile terminal, which is specifically described by adding a vehicle diagnosis database to the vehicle-mounted mobile terminal; the server synchronizes a vehicle diagnosis database of the vehicle-mounted mobile terminal; the vehicle-mounted mobile terminal monitors state information of the vehicle, acquires vehicle fault information when the vehicle breaks down, and queries a vehicle diagnosis database according to the fault information to acquire specific faults and solutions of the vehicle. The technical scheme has the defects that more professional help cannot be searched, and the vehicle-mounted mobile terminal is adopted to increase the configuration of the whole vehicle, so that the complexity and the cost of the whole vehicle are increased.
Reference 3 "a vehicle remote diagnosis system and method" CN 103604612B 2016.08.27 provides a vehicle remote diagnosis system, which includes a configuration device, an in-vehicle diagnosis unit, and a remote diagnosis unit, and takes a vehicle-mounted infotainment system in the in-vehicle diagnosis device as a carrier, receives a user diagnosis command, collects diagnosis data, sends a diagnosis data packet to the remote diagnosis unit through a wireless communication module in the in-vehicle diagnosis device, and receives and displays diagnosis result data sent back by the wireless communication module. The comparison document 3 is the same as the comparison document 2 and belongs to a vehicle-mounted diagnosis system, but the difference is that the comparison document 3 integrates a diagnosis module into a vehicle-mounted infotainment system which is necessary for a vehicle, although the cost can be reduced, different vehicles may be configured with different vehicle-mounted infotainment systems, the vehicle-mounted diagnosis is poor in universality and does not consider self-diagnosis, and if the vehicle-mounted infotainment system has a fault, the whole vehicle-mounted diagnosis system is influenced.
The comparison document 4 "remote diagnosis and maintenance system for vehicle" CN103901871 a 2014.07.02 provides a remote diagnosis system, which includes a management end and a user end, wherein the management end includes an application server, a database server and an expert diagnosis computer, and the user end includes an upper computer and a vehicle interface communication card. The user side is connected with the management side through the network and uploads user requirements to the management side, so that the management side obtains corresponding background data, and meanwhile, the user side receives background information sent by the management side and sends instructions to the vehicle interface communication card or requires software refreshing. The upper computer has an instruction sending mode and a module refreshing mode. The described remote diagnosis system comprises a management end and a user end, all diagnosis decisions are carried out at the management end, and the user end only serves as a carrier for transmitting information between the management end and the vehicle-mounted electronic control module. Meanwhile, the command sending mode provided by the management terminal needs to be selected first, and therefore the user is required to be familiar with the vehicle-mounted electronic control module and has certain vehicle diagnosis knowledge. There is a limitation to the benefit of the user.
Disclosure of Invention
The invention aims to provide a vehicle internet diagnosis service system aiming at the defects of the prior art, so that the test efficiency is effectively improved, and the development period and the cost are shortened.
The invention provides a vehicle internet diagnosis service system which is characterized by comprising an adapter, a PC diagnosis client and a diagnosis service platform; the vehicle-mounted electronic control unit to be diagnosed is connected with the PC diagnosis client through an adapter, and the PC diagnosis client communicates with the diagnosis service platform through the Internet; the PC diagnosis client side carries out diagnosis and online data writing operation on the vehicle-mounted electric control unit; the PC diagnosis client automatically acquires the information of the whole vehicle and the operation result and uploads the information and the operation result to the diagnosis service platform; the PC diagnosis client downloads the ECU module data flash package from the diagnosis service platform to update the electronic control unit; the diagnosis service platform remotely controls the PC diagnosis client to generate a diagnosis result of the vehicle-mounted electronic control unit.
In the technical scheme, the diagnosis service platform comprises a diagnosis customer service end and a diagnosis server, wherein the diagnosis server is stored with a flash data packet of a vehicle-mounted electric control unit and a PC diagnosis client end upgrading packet.
In the technical scheme, the PC diagnosis client is internally provided with the diagnosis database, and the diagnosis database stores the configuration information and the diagnosis information of each vehicle-mounted electric control unit.
In the technical scheme, the adapter is connected with the CAN line of the whole vehicle through the OBD interface, and the PC diagnosis client side is communicated with the vehicle-mounted electronic control unit through the adapter.
In the technical scheme, the PC diagnosis client reads and records the basic information of the vehicle and the basic information of the detection equipment to the diagnosis database, diagnoses and performs online data writing operation on the vehicle-mounted electronic control unit through the corresponding functional modules, automatically records the operation results to the diagnosis database, and uploads the information recorded in the diagnosis database to the diagnosis server.
In the technical scheme, the PC diagnosis client sends a one-key call request to the diagnosis client side according to the operation information from the outside, and after receiving the one-key call request, the diagnosis client side checks the operation result recorded by the vehicle-mounted electronic control unit and sends a suggestion to the PC diagnosis client side after comprehensive judgment.
In the technical scheme, after the diagnosis customer service end receives the one-key call request, the diagnosis customer service end controls the PC diagnosis client end to send the diagnosis message to the vehicle-mounted electric control unit and read back the response message to the diagnosis customer service end, and the diagnosis advice is obtained and then sent to the PC diagnosis client end.
In the technical scheme, the PC diagnosis client receives an externally input control message and sends the control message to the vehicle-mounted electric control unit, and meanwhile, the response message of the vehicle-mounted electric control unit is read back and displayed. And the technical personnel comprehensively judge according to the message response result and then determine the fault reason.
In the technical scheme, the PC diagnosis client side fills in related information of remote technical support and uploads the related information to the diagnosis client side while sending the one-key call request, after receiving the one-key call request of the user, the diagnosis client side firstly judges whether the fault reason can be checked according to the corresponding vehicle diagnosis and flash result recorded in the diagnosis server, if so, the maintenance guide suggestion is directly fed back to the PC diagnosis client side, if the judgment is difficult, the diagnosis client side remotely controls the PC diagnosis client side to send a control message and return a control response result to the diagnosis client side, and the diagnosis client side gives the maintenance guide suggestion according to the obtained external judgment information and feeds the maintenance guide suggestion back to the PC diagnosis client side.
In the technical scheme, after the PC diagnosis client is connected to the diagnosis server, the PC diagnosis client firstly detects whether the update is needed, if the update of the software update package in the diagnosis server is detected, the PC diagnosis client reminds the user whether the update is needed, the update can be immediately carried out after the user agrees, and the update can be carried out at any time through the update button when the update is needed
The invention provides a vehicle internet diagnosis service system, which aims to improve the after-sale maintenance efficiency and the service quality, provide a platform to enable after-sale maintenance personnel to seek more professional technical support, and simultaneously enable an after-sale service department to master the after-sale maintenance detection condition of each vehicle type, effectively control the market quality compensation expenditure, further well control the quality of each vehicle type and reduce the outflow risk of the problem vehicle; on the other hand, the system is also beneficial to the research and development department to carry out the test of the whole vehicle, and particularly, aiming at the emergency problems in the trial-manufacture and production stages, a development engineer can directly carry out preliminary troubleshooting through remote diagnosis without going to the site immediately, so that the test efficiency is effectively improved, and the development period and the development cost are shortened.
Drawings
FIG. 1 is a schematic block diagram of the present invention;
FIG. 2 is a schematic flow diagram of the present invention.
Detailed Description
The invention will be further described in detail with reference to the following drawings and specific examples, which are not intended to limit the invention, but are for clear understanding.
As shown in fig. 1, the present invention provides a vehicle internet diagnostic service system, which includes an internet diagnostic device and a diagnostic service platform, wherein the internet diagnostic device is connected to the diagnostic service platform through a network,
the networking diagnostic equipment comprises an adapter and a PC (personal computer) diagnostic client, wherein the PC diagnostic client is connected with the adapter, and the adapter is connected into a CAN (controller area network) line of the whole vehicle through an OBD (on-board diagnostics) interface so as to communicate with each vehicle-mounted electronic control unit. The adapter has a unique code that binds service station information and can be located to a service station.
A diagnosis database is integrated in the PC diagnosis client, the diagnosis database stores configuration information, diagnosis information and the like of a plurality of vehicle-mounted electric control units, and when a vehicle is configured with a newly added vehicle-mounted electric control unit, the diagnosis database can be updated through software upgrading. The PC diagnosis client can meet the diagnosis requirement of the newly added vehicle-mounted electronic control unit on one hand and can repair the problem of the PC diagnosis client on the other hand. The PC diagnosis client has two working modes of a common user and an advanced user, under the common user mode, the PC diagnosis client performs diagnosis, data flashing and information acquisition on the vehicle-mounted electric control unit through the adapter and uploads the result to the diagnosis service platform, and under the advanced user mode, the PC diagnosis client supports the functions of message sending control and one-key calling request;
the diagnosis service platform comprises a diagnosis server and a diagnosis customer service end, wherein the diagnosis server stores a data flash package for flashing the vehicle-mounted ECU module and a software upgrade package for upgrading the PC diagnosis client, and simultaneously stores diagnosis information, data flash information and information acquisition results uploaded by the network connection diagnosis equipment, and the diagnosis customer service end can uniformly manage the after-sales vehicles and respond to a one-key call request of the PC diagnosis client to provide remote technical support.
The implementation method comprises the following steps:
when the PC diagnosis client is connected to the diagnosis server, whether the PC diagnosis client needs to be upgraded or not is detected, if the software upgrade package is detected, a user is reminded of upgrading, and the PC diagnosis client is updated after the user selects upgrading.
The PC diagnosis client has two working modes of a common user and an advanced user:
in a common user mode, a user selects to connect the vehicle-mounted electronic control unit under the platform of the corresponding vehicle type, when the PC diagnosis client is connected with the vehicle, basic information of the vehicle and basic information of the detection equipment are firstly read and recorded in the diagnosis database, then the user can select a diagnosis or on-line writing function, the PC diagnosis client executes the corresponding function and records the result in the diagnosis database, and finally the basic information and the test result are uploaded to the diagnosis server. Under a common user mode, a PC diagnosis client can perform diagnosis operation under the condition of no network, a diagnosis function module comprises a reading identifier, a reading fault, a fault clearing function, a data measurement function, an IO function and a route function, an online data flashing function can be used under the condition of the network, namely, a flashing data packet is downloaded from a diagnosis server to perform data flashing, stored diagnosis information is uploaded to the diagnosis server while the data packet is downloaded, the diagnosis information comprises a controller name, test starting time, test finishing time, test results and the like, and therefore a plurality of service stations are stored in the diagnosis server to perform diagnosis and flashing operation information of vehicle-mounted electronic control units of different vehicles. The basic information of the vehicle comprises a unique vehicle identification code, production information, driving information and the like, such as a vehicle VIN code, a chassis number, an engine production date, the running time of a transmitter, the driving mileage and the like, the basic information of the detection equipment refers to an adapter code, and the two pieces of information are necessary information for recording one-time diagnosis operation and are also the basis for carrying out data retrieval and positioning on a specific vehicle in a diagnosis database.
In the advanced user mode, the user may send a control message or a push-to-call request for remote technical support. When the control message is sent, only the vehicle-mounted electronic control unit under a specific vehicle model platform needs to be selected, after connection is established, the PC diagnosis client sends the control message input by the user to the vehicle-mounted electronic control unit, meanwhile, the response message of the vehicle-mounted electronic control unit is read back and displayed, the user analyzes the response result, after comprehensive judgment, the fault reason is found, and the problem is directly processed or fed back to other people for processing. The control message is sent in the advanced user mode facing to the vehicle-mounted electric control unit, and after one vehicle-mounted electric control unit is selected, the PC diagnosis client side automatically carries out initialization configuration according to configuration information in the diagnosis database, and a message sending environment is established.
When a user makes a one-touch call request, the user firstly fills in relevant information of remote technical support, including vehicle type, chassis number, adapter number, contact way, fault description and the like, and uploading, after the diagnosis customer service end receives a one-key call request sent by a user through a PC diagnosis client end, firstly, judging whether the fault reason can be checked according to the corresponding vehicle diagnosis and flash result recorded in the diagnosis server, if the information is available, the maintenance guidance suggestion is directly fed back to the PC diagnosis client, if the information is difficult to judge, the PC diagnosis client can be remotely controlled through the diagnosis client, technical support personnel of the diagnosis client sends a control message to the PC diagnosis client, the PC diagnosis client sends the control message to the vehicle-mounted electric control unit, meanwhile, the PC diagnosis client reads a response message of the vehicle-mounted electric control unit back and transmits the response message to the PC diagnosis client, a professional carries out further analysis and test, and the result and the maintenance suggestion are informed to the maintenance personnel.
The system carries out hierarchical management on user permissions, a common user mode is open to all users, a high-level user mode is open to relevant technical personnel of an after-sale department and a research and development department only, and corresponding accounts are established respectively for management.
The diagnosis database is integrated in the PC diagnosis client, so that the diagnosis function can be completed even in the absence of a network, and the online flash function can be used in the presence of the network, namely, the data flash package is downloaded from the network to update the vehicle-mounted electronic control unit, and the diagnosis result stored in the diagnosis database can be uploaded to the server while the ECU module data package is downloaded. The diagnosis database comprises configuration information, diagnosis information and the like of a plurality of vehicle-mounted electric control units, the PC diagnosis client performs self-checking before running each time, whether software needs to be upgraded is detected, the requirement of a vehicle on a new vehicle-mounted electric control unit is met or the problem of the PC diagnosis client is repaired, and the diagnosis system is high in universality and integration. And finally, the PC diagnosis client side has two modes of a common user and an advanced user, the common user mode can meet the requirements of common maintenance personnel, the personnel do not need to have too much diagnosis knowledge, and the advanced user mode can carry out message sending control and remote guidance, so that the user is required to have higher diagnosis knowledge and skills, the requirements of research and development departments and after-sales service technical departments are met, the diagnosis service system is convenient to use and maintain, faces to wider user groups, and can greatly improve the experience effect of the user.
Details not described in this specification are within the skill of the art that are well known to those skilled in the art.
Claims (10)
1. A vehicle networking diagnosis service system is characterized by comprising an adapter, a PC diagnosis client and a diagnosis service platform; the vehicle-mounted electronic control unit to be diagnosed is connected with the PC diagnosis client through an adapter, and the PC diagnosis client communicates with the diagnosis service platform through the Internet; the PC diagnosis client side carries out diagnosis and online data writing operation on the vehicle-mounted electric control unit; the PC diagnosis client automatically acquires the information of the whole vehicle and the operation result and uploads the information and the operation result to the diagnosis service platform; the PC diagnosis client downloads the ECU module data flash package from the diagnosis service platform to update the electronic control unit; the diagnosis service platform remotely controls the PC diagnosis client to generate a diagnosis result of the vehicle-mounted electronic control unit.
2. The vehicular online diagnosis service system according to claim 1, wherein the diagnosis service platform comprises a diagnosis customer service end and a diagnosis server, and the diagnosis server stores a flash data package and a PC diagnosis client upgrade package of the vehicular electronic control unit.
3. The vehicle internet diagnostic service system according to claim 2, wherein a diagnostic database is configured in the PC diagnostic client, and the diagnostic database stores configuration information and diagnostic information of each vehicle-mounted electronic control unit.
4. The vehicular internet diagnostic service system according to claim 3, wherein the adapter is connected with the whole vehicular CAN line through an OBD interface, and the PC diagnostic client communicates with the vehicular electronic control unit through the adapter.
5. The vehicle internet diagnostic service system of claim 4, wherein the PC diagnostic client reads and records basic information of the vehicle and basic information of the detection device in the diagnostic database, and performs diagnosis and online data writing operations on the vehicle-mounted electronic control unit through corresponding functional modules, and the PC diagnostic client automatically records the operation results in the diagnostic database and uploads the information recorded in the diagnostic database to the diagnostic server.
6. The vehicular internet diagnostic service system according to claim 5, wherein the PC diagnostic client sends a one-touch call request to the diagnostic client according to the operation information from the outside, and after receiving the one-touch call request, the diagnostic client checks the operation result recorded by the vehicle-mounted electronic control unit, and after comprehensive judgment, sends a recommendation to the PC diagnostic client.
7. The vehicle internet diagnostic service system of claim 6, wherein after the diagnostic client side receives the one-touch call request, the diagnostic client side controls the PC diagnostic client side to send a diagnostic message to the vehicle-mounted electronic control unit and read back a response message to the diagnostic client side, and after a diagnostic suggestion is obtained, the diagnostic client side sends the diagnostic suggestion to the PC diagnostic client side.
8. The vehicular internet diagnostic service system according to claim 7, wherein the PC diagnostic client receives an externally input control message and sends the control message to the on-board electronic control unit while reading back and displaying a response message of the on-board electronic control unit.
9. The vehicular internet diagnostic service system according to claim 6 or 7, wherein the PC diagnostic client sends a one-touch call request, fills in related information of remote technical support and uploads the information to the diagnostic client, the diagnostic client determines whether a failure cause can be cleared according to corresponding vehicle diagnosis and flash results recorded in the diagnostic server after receiving the one-touch call request of the user, if yes, the diagnostic client directly feeds back a maintenance guidance suggestion to the PC diagnostic client, if not, the diagnostic client remotely controls the PC diagnostic client to send a control message and return a control response result to the diagnostic client, and the diagnostic client gives a maintenance guidance suggestion according to the obtained external judgment information and feeds back the maintenance guidance suggestion to the PC diagnostic client.
10. The vehicular internet diagnostic service system according to claim 9, wherein after the PC diagnostic client is connected to the diagnostic server, the PC diagnostic client first detects whether upgrading is required, and if it is detected that the diagnostic server has an updated software upgrade package, the PC diagnostic client reminds the user whether upgrading is required, and the user can immediately upgrade after agreeing, or can upgrade through an upgrade button at any time when the user is required.
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