CN106990773A - vehicle remote diagnosis method, cloud server and system - Google Patents
vehicle remote diagnosis method, cloud server and system Download PDFInfo
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- CN106990773A CN106990773A CN201710206571.4A CN201710206571A CN106990773A CN 106990773 A CN106990773 A CN 106990773A CN 201710206571 A CN201710206571 A CN 201710206571A CN 106990773 A CN106990773 A CN 106990773A
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24065—Real time diagnostics
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Abstract
The invention discloses a kind of vehicle remote diagnosis method, OBD joints are set, the OBD joints are connected with Cloud Server communication, and the vehicle remote diagnosis method comprises the following steps on the vehicle：The vehicle data that OBD joints described in the cloud server are collected after being connected with the vehicle, and obtain the vehicle of the vehicle；The vehicle data that the Cloud Server is gathered according to the vehicle of the vehicle to the OBD joints received carries out analyzing and diagnosing.The invention also discloses a kind of vehicle remote diagnosis Cloud Server and vehicle remote diagnosis system.The data that the present invention can be run with real-time remote monitoring vehicle, diagnose the failure of the generation of vehicle, realize and vehicle is monitored in real time according to vehicle and fault diagnosis.
Description
Technical field
The present invention relates to Automobile Failure Diagnosis Technology field, more particularly to a kind of vehicle remote diagnosis method, Cloud Server
And system.
Background technology
With in terms of the development of auto industry, and modern electronic technology, the communication technology, network technology technology it is continuous
Incorporate, vehicle structure becomes to become increasingly complex, automaticity more and more higher.Meanwhile, security of the user to automobile, comfort type
Requirement also increasingly improve.One of them important demand exactly can timely and accurately grasp motoring condition, to send out as early as possible
Existing potential faults are simultaneously excluded.
Traditional diagnostic mode, is all closely to be connected to using modes such as flat board or mobile phones by bluetooth or LAN
OBD (On-Board Diagnostic, onboard diagnostic system) joint is diagnosed to automobile, and diagnostic mode is limited by distance, and
And can not targetedly be detected according to different vehicles.Current this diagnostic form troublesome poeration, while changing vehicle
Diagnostic software it is difficult and can not remote-controlled operation.
The content of the invention
It is a primary object of the present invention to provide a kind of vehicle remote diagnosis method, Cloud Server and system, it is intended to solve
The problem of vehicle diagnostics mode is limited by distance and can not diagnosed according to vehicle correspondence.
To achieve the above object, OBD is set to connect on a kind of vehicle remote diagnosis method that the present invention is provided, the vehicle
Head, the OBD joints are connected with Cloud Server communication, and the vehicle remote diagnosis method comprises the following steps：
The vehicle data that OBD joints described in the cloud server are collected after being connected with the vehicle, and obtain institute
State the vehicle of vehicle；
The vehicle data that the Cloud Server is gathered according to the vehicle of the vehicle to the OBD joints received is carried out
Analyzing and diagnosing.
Preferably, the step of Cloud Server obtains the vehicle of the vehicle includes：
The Cloud Server inquires about the VIN codes whether the OBD joints have bound the vehicle；
If so, then the Cloud Server obtains the VIN codes of the vehicle from the vehicle data, and according to the VIN
The corresponding vehicle of the code inquiry vehicle；
If it is not, then the Cloud Server sends the inquiry vehicle VIN code instructions to the OBD joints；
The VIN codes that OBD joints described in the cloud server feed back according to the inquiry vehicle VIN code instructions,
And the corresponding vehicle of the vehicle is inquired about according to the VIN codes.
Preferably, the Cloud Server is connected with terminal called, wherein, OBD joints described in the cloud server with
The step of vehicle data collected after the vehicle connection, includes：
The vehicle data collection instruction that terminal described in the cloud server is issued, and the vehicle data collection is referred to
Order is sent to the OBD joints, by the OBD joints be connected with the vehicle after according to the vehicle data collection instruction acquisition
Vehicle data；
The vehicle data that OBD joints described in the cloud server are collected.
Preferably, the instruction of terminal described in the cloud server is issued vehicle data collection, and by the vehicle number
Being sent according to acquisition instructions to before the step of the OBD joints also includes：
The Cloud Server inquires about whether the terminal is connected with the OBD joints；
If the terminal is connected with the OBD joints, the Cloud Server check the OBD joints whether with it is described
The account binding of terminal；
If the OBD joints are bound with the account of the terminal, the Cloud Server selection and the account of the terminal
Number binding OBD joints be attached.
Preferably, the vehicle data of OBD joint collection of the vehicle according to the vehicle to receiving is carried out
The step of analyzing and diagnosing, includes：
The Cloud Server calls the corresponding diagnostic software of the vehicle according to the vehicle of the vehicle, and vehicle data is adopted
Diagnostic analysis is carried out with vehicle data analysis algorithm.
In addition, to achieve the above object, the present invention is also provided to be set on a kind of vehicle remote diagnosis Cloud Server, the vehicle
OBD joints are put, the Cloud Server is connected with OBD joints communication, and the vehicle remote diagnosis Cloud Server includes：
Receiving module, for receiving the vehicle data collected after the OBD joints are connected with the vehicle, and obtains institute
State the vehicle of vehicle；
Diagnostic module, the vehicle data of the OBD joints collection for the vehicle according to the vehicle to receiving enters
Row analyzing and diagnosing.
Preferably, the receiving module includes：
Whether the first query unit, the VIN codes of the vehicle have been bound for inquiring about the OBD joints；
When the second query unit, VIN codes for having bound the vehicle when the OBD joints, then from the vehicle number
The corresponding vehicle of the vehicle is inquired about according to the middle VIN codes for obtaining the vehicle, and according to the VIN codes；
First transmitting element, for when the VIN codes of the unbound vehicle of the OBD joints, then sending inquiry described
Vehicle VIN code instructions are to the OBD joints；
3rd query unit, for receiving the OBD joints according to inquiring about the vehicle VIN code instructions feedback
VIN codes, and the corresponding vehicle of the vehicle is inquired about according to the VIN codes.
Preferably, the Cloud Server is connected with terminal called, wherein, the receiving module includes：
Second transmitting element, for receiving the vehicle data collection instruction that the terminal issues, and by the vehicle data
Acquisition instructions are sent to the OBD joints, by the OBD joints be connected with the vehicle after referred to according to the vehicle data collection
Make collection vehicle data；
Receiving unit, receives the vehicle data that the OBD joints are collected.
Preferably, the vehicle remote diagnosis Cloud Server also includes：
First enquiry module, for inquiring about whether the terminal is connected with the OBD joints；
Whether second enquiry module, for being connected with the OBD joints when the terminal, then inquire about the OBD joints
Bound with the account of the terminal；
Link block, binds for the account when the OBD joints with the terminal, then selection and the account of the terminal
Number binding OBD joints be attached.
The present invention also provides a kind of vehicle remote diagnosis system, including Cloud Server as described above and is taken with the cloud
The OBD joints of business device communication connection.
OBD joints are set described in the embodiment of the present invention on vehicle, and the OBD joints are connected with Cloud Server communication, led to
The vehicle data that OBD joints described in the cloud server are collected after being connected with the vehicle is crossed, and obtains the vehicle
Vehicle；The vehicle data that the Cloud Server is gathered according to the vehicle of the vehicle to the OBD joints received is carried out
Analyzing and diagnosing.It is achieved thereby that being monitored in real time to vehicle according to vehicle, remote diagnosis is carried out to vehicle trouble.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of vehicle remote diagnosis method first embodiment of the present invention；
Fig. 2 is the schematic flow sheet of vehicle remote diagnosis method second embodiment of the present invention；
Fig. 3 is the refinement schematic flow sheet being connected with OBD joints of vehicle remote diagnosis method 3rd embodiment of the present invention；
Fig. 4 is the high-level schematic functional block diagram of vehicle remote diagnosis Cloud Server first embodiment of the present invention；
Fig. 5 is the refinement functional module signal of receiving module in vehicle remote diagnosis Cloud Server second embodiment of the present invention
Figure；
Fig. 6 is the high-level schematic functional block diagram of vehicle remote diagnosis Cloud Server 3rd embodiment of the present invention.
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention, which is provided, sets OBD joints, the OBD joints and cloud on a kind of vehicle remote diagnosis method, the vehicle
Server communication connection, reference picture 1, in one embodiment, the vehicle remote diagnosis method include：
Step S10, the vehicle data that OBD joints described in the cloud server are collected after being connected with the vehicle,
And obtain the vehicle of the vehicle；
Whether pre-operational check Cloud Server is connected with OBD joints in the present embodiment, specifically, and OBD joints pass through long-range
Communication network is connected with Cloud Server, and the telecommunications network can be mobile operator networks, WiFi cordless communication networks etc..
Cloud Server is also connected with terminal, and terminal is used for issuing operational order for user and receiving final diagnostic result being shown to
Family.Cloud Server is same with terminal to be may be selected with server to connect by mobile operator networks or WiFi cordless communication networks etc.
Connect.Certainly, in other embodiments, Cloud Server can also use wired connection with OBD joints and with the connection of terminal
Mode is attached.Terminal in the present embodiment can be mobile phone, PC ends and tablet personal computer etc., be used to operate in terminal downloads
The APP of this embodiment scheme.User is by terminal logs in APP accounts, the corresponding operation of selection, such as vehicle is diagnosed or
Current running status of vehicle etc. is monitored, can be specifically configured as needed.After OBD joints are connected with vehicle, OBD connects
Head starts collection vehicle data, and the vehicle data collected is sent to Cloud Server, and cloud server OBD joints are sent
The vehicle data collected come over.
It should be noted that can select to set the condition of collection vehicle data on OBD joints in the present embodiment, such as work as
After OBD joints are connected with vehicle, OBD joints just can start collection vehicle data；Or be, even if OBD joints and vehicle
After connection, also needing for receiving other terminal-pairs, it issues the instructions of collection vehicle data and just starts collection vehicle data；Tool
It can be designed according to the need for actual conditions body.Preferred embodiment in the present embodiment is under cloud server terminal
The vehicle data collection instruction of hair, and vehicle data collection instruction is sent to OBD joints, after OBD joints are connected with vehicle
Sent according to vehicle data collection instruction acquisition vehicle data, and by the vehicle data collected to Cloud Server.
Cloud Server is received after the vehicle data collected that OBD joints are sended in the present embodiment, enquiring vehicle
Vehicle, diagnostic instruction is issued to OBD joints according to vehicle.The information for all vehicles that are stored with Cloud Server, Cloud Server
The data message for the vehicle that can be scanned according to OBD joints analyzes the vehicle of the vehicle, or the car for directly sending OBD joints
VIN codes (Vehicle Identification Number, vehicle identification code) and database in the various vehicles that preserve
VIN codes contrast the vehicle for determining the vehicle.
Step S20, the vehicle that the Cloud Server is gathered according to the vehicle of the vehicle to the OBD joints received
Data carry out analyzing and diagnosing.
Specifically, OBD joints collection vehicle data include vehicle currently run speed, engine displacement, gearbox
Parameter etc., OBD joints send these parameters of collection to Cloud Server, have vehicle data analysis algorithm in Cloud Server,
The above-mentioned parameter that can be gathered according to OBD joints analyzes some running statuses of vehicle, for example, whether vehicle is in the shape of lane change
State, whether carried out bringing to a halt or whether Accelerating running etc..The result after these parameters and analysis is preserved after analysis
To the data repository of Cloud Server.
Specifically, the vehicle data algorithm in Cloud Server is initially set up based on the vehicle diagnostics model established in advance
Vehicle diagnostics parameter, diagnostic analysis first has to detailed vehicle diagnosis parameter, and vehicle diagnostics parameter is the important of diagnostic techniques
Part.Direct measurement structural parameters are very difficult under conditions of not disintegrating, it is therefore necessary to retouched by state parameter
State.The state parameter for being now used for describing system, part and procedural nature is Diagnostic parameters.
Define the vehicle part of each vehicle and need Diagnostic parameters, obtain and formed vehicle part storehouse and the bag of different automobile types
The Diagnostic parameters storehouse contained.For example, vehicle part storehouse includes engine, clutch, gearbox, damper, steering etc..Examine
Disconnected parameter library includes Output power of driving wheel, driving moment driving wheel, automotive fuel wastage and CO discharge capacitys etc..
Secondly, from diagnosing evaluating method, automobile under various circumstances, such as start the time limit, start speed by vehicle, automobile
And residing season is different, its standard detected also should be different.The generation of vehicle failure simultaneously carries randomness, belongs to
Incident is, it is necessary to set up the index change procedure of a long-term follow vehicle, the probability of occurrence that analyzing influence failure occurs, from
And quantitatively predict the possibility for generation of being out of order.Therefore, the present embodiment is using weighting method of comparison, by by the automobile collected
Diagnostic parameters is contrasted with index interval set in advance, to obtain the state of the index, further according to the index parameter to its institute
Weights set by the significance level of the part of category, are calculated by correspondingly vehicle data algorithm, to extrapolate the part
Current state, and by the multiple diagnosis to multiple collecting samples in the vehicle cycle, to shield some transient errors, draw this
More rational state of the part within multiple cycles, forms final diagnosis report after being collected.
Diagnostic result is finally given, and result is sent to terminal, result is presented to user by terminal, and user can be according to aobvious
The result shown is handled vehicle accordingly.Meanwhile, can be in user terminal when Cloud Server, which is diagnosed to be vehicle, there is failure
Display interface on alarm is set, with facilitate remind user handle vehicle trouble in time.
Further, after Cloud Server is completed to the diagnosis of vehicle, by the data storage of this analyzing and diagnosing to cloud
In the data repository of server, when there is same failure in vehicle, it is only necessary to diagnostic analysis data before calling with again
The data of appearance are compared, you can the quick fault type for obtaining vehicle, and corresponding emergency repair measure.
It should be noted that the vehicle trouble code library that is also stored with Cloud Server, OBD joints can also be collected directly
These failure codes are sent to Cloud Server by the various failure codes that vehicle is produced, OBD joints, and Cloud Server is by OBD joints
The failure code of transmission is compared with the failure code in the vehicle trouble code library of itself, it is possible to quickly know car at that time
Failure cause, while corresponding suggestion processing method can be obtained, facilitate the quick process problem of user.
The car that the embodiment of the present invention is collected after being connected by OBD joints described in the cloud server with the vehicle
Data, and obtain the vehicle of the vehicle；The Cloud Server connects according to the vehicle of the vehicle to the OBD received
The vehicle data of head collection carries out analyzing and diagnosing.It is achieved thereby that carrying out remote diagnosis and prison to vehicle trouble according to vehicle
Control.
Further, reference picture 2, it is remote in vehicle of the present invention based on vehicle remote diagnosis method first embodiment of the present invention
In journey diagnostic method second embodiment, above-mentioned steps S10 includes：
Step S11, the Cloud Server inquires about the VIN codes whether the OBD joints have bound the vehicle；
Step S12, when the OBD joints have bound the VIN codes of the vehicle, then the Cloud Server is from the vehicle
The VIN codes of the vehicle are obtained in data, and the corresponding vehicle of the vehicle is inquired about according to the VIN codes；
Step S13, when the VIN codes of the unbound vehicle of the OBD joints, then the Cloud Server sends inquiry institute
Vehicle VIN code instructions are stated to the OBD joints；
Step S14, OBD joints described in the cloud server are according to the institute for inquiring about the vehicle VIN code instructions feedback
VIN codes are stated, and the corresponding vehicle of the vehicle is inquired about according to the VIN codes.
Cloud Server inquires about whether OBD joints are tied up after the vehicle data of OBD joints collection is received, first in the present embodiment
VIN codes are determined, if OBD joints have bound VIN codes, Cloud Server can obtain described directly from institute's collection vehicle data
The VIN codes of vehicle, and the vehicle for obtaining the vehicle is inquired about according to VIN codes.If OBD joints do not bind VIN codes, Cloud Server
The instruction of inquiry VIN codes is issued to OBD joints, OBD joints are received after VIN code query statements, start to scan vehicle, sweep herein
The effect retouched is that, in order to detect agreement that vehicle is supported, subsequent operation is all based on the agreement that vehicle supported and operated,
It need not be scanned if manual binding, vehicle directly can obtain according to VIN codes, namely can obtain the association that vehicle is supported
View.After OBD joints are scanned successfully, the VIN codes of vehicle are obtained, VIN codes are reported Cloud Server by OBD joints；If scanning is lost
Lose, failure result is returned to Cloud Server by OBD joints, and Cloud Server shows result to terminal, points out user to be manually entered.
After the VIN codes that cloud server is sended over to OBD joints, the information of vehicles stored according to Cloud Server is looked into
The corresponding vehicle of vehicle VIN codes is ask, information is preserved into data repository, to facilitate subsequent user to same chassis
When being monitored or diagnosing, the collection of data, the vehicle without removing enquiring vehicle again can be directly carried out.
Further, the OBD joints in the present embodiment support all vehicle protocols, can be to not using a kind of OBD joints
Diagnosed, wrapped without downloading different diagnosis for different automobile types with vehicle.Meanwhile, Cloud Server can simultaneously with it is multiple
OBD joints are connected, and the service data of different vehicle can be monitored simultaneously or the failure of different vehicle is diagnosed.
The VIN codes whether OBD joints have bound vehicle are inquired about by Cloud Server in the present embodiment；If so, then cloud service
Device obtains the VIN codes of vehicle from vehicle data, and according to the corresponding vehicle of VIN code enquiring vehicles；If it is not, then Cloud Server is sent out
Enquiring vehicle VIN code instructions are sent to OBD joints；Cloud server OBD joints feed back according to enquiring vehicle VIN code instructions
VIN codes, and according to the corresponding vehicle of VIN code enquiring vehicles.By the vehicle of the present embodiment enquiring vehicle, method is simply easily grasped
Make, the quick vehicle for obtaining vehicle is convenient subsequently targetedly to be diagnosed according to vehicle.
Further, reference picture 3, based in vehicle remote diagnosis method second embodiment of the present invention, in vehicle of the present invention
In remote diagnosis method 3rd embodiment, also include before above-mentioned S10：
Step S00, the Cloud Server inquires about whether the terminal is connected with the OBD joints；
Step S01, if the terminal is connected with the OBD joints, the Cloud Server checks that the OBD joints are
The no account with the terminal is bound；
Step S02, if the OBD joints are bound with the account of the terminal, the Cloud Server selection with it is described
The OBD joints of the account binding of terminal are attached.
In the present embodiment, user is by terminal logs in APP accounts, after Account Logon success, inquiry OBD joints whether with
Terminal is connected, when OBD joints and terminal are in the state being connected, then continue checking for User logs in account whether with OBD joints
Binding, to ensure that the OBD joints of user's connection are OBD joints to one's name on vehicle, if not with being carried if the binding of OBD joints
Show that user first binds with OBD joints；If bound with OBD joints, check whether network connection is normal.When OBD joints
Bound with account, and further select the OBD joints bound with the account of terminal to be attached.
Cloud Server and OBD joints are in the state being connected when can ensure that diagnosis using the method for the present embodiment, and by
It is the state for being in binding in User logs in APP accounts and OBD joints, it is ensured that the OBD joints of user's connection are oneself
The OBD joints with oneself vehicle match of selection, it is to avoid when Cloud Server connects multiple OBD joints, pairing mistake and make
Other people vehicle into wrong diagnosis.
The present invention also provides setting OBD joints on a kind of vehicle remote diagnosis Cloud Server, the vehicle, and the OBD connects
Head is connected with Cloud Server communication, and reference picture 4, in one embodiment, the vehicle remote diagnosis method include：
Receiving module 10, for receiving the vehicle data collected after the OBD joints are connected with the vehicle, and is obtained
The vehicle of the vehicle；
Whether pre-operational check Cloud Server is connected with OBD joints in the present embodiment, and specifically OBD joints are by remotely leading to
Communication network is connected with Cloud Server, and the telecommunications network can be mobile operator networks, WiFi cordless communication networks etc..Cloud
Server is also connected with terminal, and terminal is used for issuing operational order for user and receiving final diagnostic result being shown to
Family.Cloud Server is same with terminal to be may be selected with server to connect by mobile operator networks or WiFi cordless communication networks etc.
Connect.Certainly, in other embodiments, Cloud Server can also use wired connection with OBD joints and with the connection of terminal
Mode is attached.Terminal in the present embodiment can be mobile phone, PC ends and tablet personal computer etc., be used to operate in terminal downloads
The APP of this embodiment scheme.User is by terminal logs in APP accounts, the corresponding operation of selection, such as vehicle is diagnosed or
Current running status of vehicle etc. is monitored, can be specifically configured as needed.After OBD joints are connected with vehicle, OBD connects
Head starts collection vehicle data, and the vehicle data collected is sent to Cloud Server, and cloud server OBD joints are sent
The vehicle data collected come over.
It should be noted that can select to set the condition of collection vehicle data on OBD joints in the present embodiment, such as work as
After OBD joints are connected with vehicle, OBD joints just can start collection vehicle data；Or be, even if OBD joints and vehicle
After connection, also needing for receiving other terminal-pairs, it issues the instructions of collection vehicle data and just starts collection vehicle data；Tool
It can be designed according to the need for actual conditions body.Preferred embodiment in the present embodiment is under cloud server terminal
The vehicle data collection instruction of hair, and vehicle data collection instruction is sent to OBD joints, after OBD joints are connected with vehicle
Sent according to vehicle data collection instruction acquisition vehicle data, and by the vehicle data collected to Cloud Server.
Cloud Server is received after the vehicle data collected that OBD joints are sended in the present embodiment, enquiring vehicle
Vehicle, diagnostic instruction is issued to OBD joints according to vehicle.The information for all vehicles that are stored with Cloud Server, Cloud Server
The data message for the vehicle that can be scanned according to OBD joints analyzes the vehicle of the vehicle, or the car for directly sending OBD joints
VIN codes and database in the various vehicle VIN codes that preserve contrast the vehicle for determining the vehicle.
Diagnostic module 20, for the vehicle according to the vehicle to the vehicle data of the OBD joints collection received
Carry out analyzing and diagnosing.
Specifically, OBD joints collection vehicle data include vehicle currently run speed, engine displacement, gearbox
Parameter etc., OBD joints send these parameters of collection to Cloud Server, have vehicle data analysis algorithm in Cloud Server,
The above-mentioned parameter that can be gathered according to OBD joints analyzes some running statuses of vehicle, for example, whether vehicle is in the shape of lane change
State, whether carried out bringing to a halt or whether Accelerating running etc..The result after these parameters and analysis is preserved after analysis
To the data repository of Cloud Server.
Specifically, the vehicle data algorithm in Cloud Server is initially set up based on the vehicle diagnostics model established in advance
Vehicle diagnostics parameter, diagnostic analysis first has to detailed vehicle diagnosis parameter, and vehicle diagnostics parameter is the important of diagnostic techniques
Part.Direct measurement structural parameters are very difficult under conditions of not disintegrating, it is therefore necessary to retouched by state parameter
State.The state parameter for being now used for describing system, part and procedural nature is Diagnostic parameters.
Define the vehicle part of each vehicle and need Diagnostic parameters, obtain and formed vehicle part storehouse and the bag of different automobile types
The Diagnostic parameters storehouse contained.For example, vehicle part storehouse includes engine, clutch, gearbox, damper, steering etc..Examine
Disconnected parameter library includes Output power of driving wheel, driving moment driving wheel, automotive fuel wastage and CO discharge capacitys etc..
Secondly, from diagnosing evaluating method, automobile under various circumstances, such as start the time limit, start speed by vehicle, automobile
And residing season is different, its standard detected also should be different.The generation of vehicle failure simultaneously carries randomness, belongs to
Incident is, it is necessary to set up the index change procedure of a long-term follow vehicle, the probability of occurrence that analyzing influence failure occurs, from
And quantitatively predict the possibility for generation of being out of order.Therefore, the present embodiment is using weighting method of comparison, by by the automobile collected
Diagnostic parameters is contrasted with index interval set in advance, to obtain the state of the index, further according to the index parameter to its institute
Weights set by the significance level of the part of category, are calculated by correspondingly vehicle data algorithm, to extrapolate the part
Current state, and by the multiple diagnosis to multiple collecting samples in the vehicle cycle, to shield some transient errors, draw this
More rational state of the part within multiple cycles, forms final diagnosis report after being collected.
Diagnostic result is finally given, and result is sent to terminal, result is presented to user by terminal, and user can be according to aobvious
The result shown is handled vehicle accordingly.Meanwhile, can be in user terminal when Cloud Server, which is diagnosed to be vehicle, there is failure
Display interface on alarm is set, with facilitate remind user handle vehicle trouble in time.
Further, after Cloud Server is completed to the diagnosis of vehicle, by the data storage of this analyzing and diagnosing to cloud
In the data repository of server, when there is same failure in vehicle, it is only necessary to diagnostic analysis data before calling with again
The data of appearance are compared, you can the quick fault type for obtaining vehicle, and corresponding emergency repair measure.
It should be noted that the vehicle trouble code library that is also stored with Cloud Server, OBD joints can also be collected directly
These failure codes are sent to Cloud Server by the various failure codes that vehicle is produced, OBD joints, and Cloud Server is by OBD joints
The failure code of transmission is compared with the failure code in the vehicle trouble code library of itself, it is possible to quickly know car at that time
Failure cause, while corresponding suggestion processing method can be obtained, facilitate the quick process problem of user.
The car that the embodiment of the present invention is collected after being connected by OBD joints described in the cloud server with the vehicle
Data, and obtain the vehicle of the vehicle；The Cloud Server connects according to the vehicle of the vehicle to the OBD received
The vehicle data of head collection carries out analyzing and diagnosing.It is achieved thereby that carrying out remote diagnosis to vehicle trouble according to vehicle.
Further, reference picture 5, based on vehicle remote diagnosis Cloud Server first embodiment of the present invention, in car of the present invention
In remote diagnosis Cloud Server second embodiment, above-mentioned receiving module 10 includes：
Whether the first query unit 11, the VIN codes of the vehicle have been bound for inquiring about the OBD joints；
When the second query unit 12, VIN codes for having bound the vehicle when the OBD joints, then from the vehicle
The VIN codes of the vehicle are obtained in data, and the corresponding vehicle of the vehicle is inquired about according to the VIN codes；
First transmitting element 13, for when the VIN codes of the unbound vehicle of the OBD joints, then sending inquiry institute
Vehicle VIN code instructions are stated to the OBD joints；
3rd query unit 14, for receiving the OBD joints according to inquiring about the vehicle VIN code instructions feedback
VIN codes, and the corresponding vehicle of the vehicle is inquired about according to the VIN codes.
Cloud Server inquires about whether OBD joints are tied up after the vehicle data of OBD joints collection is received, first in the present embodiment
VIN codes are determined, if OBD joints have bound VIN codes, Cloud Server can obtain described directly from institute's collection vehicle data
The VIN codes of vehicle, and the vehicle for obtaining the vehicle is inquired about according to VIN codes.If OBD joints do not bind VIN codes, Cloud Server
The instruction of inquiry VIN codes is issued to OBD joints, OBD joints are received after VIN code query statements, start to scan vehicle, sweep herein
The effect retouched is that, in order to detect agreement that vehicle is supported, subsequent operation is all based on the agreement that vehicle supported and operated,
It need not be scanned if manual binding, vehicle directly can obtain according to VIN codes, namely can obtain the association that vehicle is supported
View.After OBD joints are scanned successfully, the VIN codes of vehicle are obtained, VIN codes are reported Cloud Server by OBD joints；If scanning is lost
Lose, failure result is returned to Cloud Server by OBD joints, and Cloud Server shows result to terminal, points out user to be manually entered.
After the VIN codes that cloud server is sended over to OBD joints, the information of vehicles stored according to Cloud Server is looked into
The corresponding vehicle of vehicle VIN codes is ask, information is preserved into data repository, to facilitate subsequent user to same chassis
When being monitored or diagnosing, the collection of data, the vehicle without removing enquiring vehicle again can be directly carried out.
Further, the OBD joints in the present embodiment support all vehicle protocols, can be to not using a kind of OBD joints
Diagnosed, wrapped without downloading different diagnosis for different automobile types with vehicle.Meanwhile, Cloud Server can simultaneously with it is multiple
OBD joints are connected, and the service data of different vehicle can be monitored simultaneously or the failure of different vehicle is diagnosed.
The VIN codes whether OBD joints have bound vehicle are inquired about by Cloud Server in the present embodiment；If so, then cloud service
Device obtains the VIN codes of vehicle from vehicle data, and according to the corresponding vehicle of VIN code enquiring vehicles；If it is not, then Cloud Server is sent out
Enquiring vehicle VIN code instructions are sent to OBD joints；Cloud server OBD joints feed back according to enquiring vehicle VIN code instructions
VIN codes, and according to the corresponding vehicle of VIN code enquiring vehicles.By the vehicle of the present embodiment enquiring vehicle, method is simply easily grasped
Make, the quick vehicle for obtaining vehicle is convenient subsequently targetedly to be diagnosed according to vehicle.
Further, reference picture 6, based on vehicle remote diagnosis Cloud Server second embodiment of the present invention, in car of the present invention
In remote diagnosis Cloud Server 3rd embodiment, the Cloud Server also includes：
First enquiry module 00, for inquiring about whether the terminal is connected with the OBD joints；
Second enquiry module 01, for when the terminal is connected with the OBD joints, then checking the OBD joints
Whether bound with the account of the terminal；
Link block 02, for when the OBD joints are bound with the account of the terminal, then selecting and the terminal
Account binding OBD joints be attached.
In the present embodiment, user is by terminal logs in APP accounts, after Account Logon success, inquiry OBD joints whether with
Terminal is connected, when OBD joints and terminal are in the state being connected, then continue checking for User logs in account whether with OBD joints
Binding, to ensure that the OBD joints of user's connection are OBD joints to one's name on vehicle, if not with being carried if the binding of OBD joints
Show that user first binds with OBD joints；If bound with OBD joints, check whether network connection is normal.When OBD joints
Bound with account, and further select the OBD joints bound with the account of terminal to be attached.
Cloud Server and OBD joints are in the state being connected when can ensure that diagnosis using the method for the present embodiment, and by
It is the state for being in binding in User logs in APP accounts and OBD joints, it is ensured that the OBD joints of user's connection are oneself
The OBD joints with oneself vehicle match of selection, it is to avoid when Cloud Server connects multiple OBD joints, pairing mistake and make
Other people vehicle into wrong diagnosis.
The present invention also provides a kind of vehicle remote diagnosis system, including Cloud Server as described above and is taken with the cloud
The OBD joints of business device communication connection.Because the vehicle diagnosing system applies all technologies of Cloud Server in above-described embodiment
Feature, therefore at least there are whole technique effects of above-described embodiment, this is no longer going to repeat them.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of vehicle remote diagnosis method, it is characterised in that OBD joints are set on the vehicle, the OBD joints take with cloud
Business device communication connection, the vehicle remote diagnosis method comprises the following steps：
The vehicle data that OBD joints described in the cloud server are collected after being connected with the vehicle, and obtain the car
Vehicle；
The vehicle data that the Cloud Server is gathered according to the vehicle of the vehicle to the OBD joints received is analyzed
Diagnosis.
2. vehicle remote diagnosis method as claimed in claim 1, it is characterised in that the Cloud Server obtains the vehicle
The step of vehicle, includes：
The Cloud Server inquires about the VIN codes whether the OBD joints have bound the vehicle；
If so, then the Cloud Server obtains the VIN codes of the vehicle from the vehicle data, and looked into according to the VIN codes
Ask the corresponding vehicle of the vehicle；
If it is not, then the Cloud Server sends the inquiry vehicle VIN code instructions to the OBD joints；
The VIN codes that OBD joints described in the cloud server feed back according to the inquiry vehicle VIN code instructions, and root
The corresponding vehicle of the vehicle is inquired about according to the VIN codes.
3. vehicle remote diagnosis method as claimed in claim 1, it is characterised in that the Cloud Server connects with terminal called
Connect, wherein, wrap the step of the vehicle data that OBD joints described in the cloud server are collected after being connected with the vehicle
Include：
The vehicle data collection instruction that terminal described in the cloud server is issued, and the vehicle data collection is instructed into hair
Deliver to the OBD joints, by the OBD joints be connected with the vehicle after according to the vehicle data collection instruction acquisition vehicle
Data；
The vehicle data that OBD joints described in the cloud server are collected.
4. vehicle remote diagnosis method as claimed in claim 3, it is characterised in that under terminal described in the cloud server
The vehicle data collection instruction of hair, and vehicle data collection instruction transmission is also wrapped to before the step of the OBD joints
Include：
The Cloud Server inquires about whether the terminal is connected with the OBD joints；
If the terminal is connected with the OBD joints, the Cloud Server check the OBD joints whether with the terminal
Account binding；
If the OBD joints are bound with the account of the terminal, the Cloud Server selection and the account of the terminal are tied up
Fixed OBD joints are attached.
5. the vehicle remote diagnosis method as described in claim any one of 1-4, it is characterised in that described according to the vehicle
The step of vehicle data of OBD joints collection of the vehicle to receiving carries out analyzing and diagnosing includes：
The Cloud Server calls the corresponding diagnostic software of the vehicle according to the vehicle of the vehicle, and uses car to vehicle data
Data analysis algorithm carries out diagnostic analysis.
6. a kind of vehicle remote diagnosis Cloud Server, it is characterised in that OBD joints, the Cloud Server are set on the vehicle
It is connected with OBD joints communication, the vehicle remote diagnosis Cloud Server includes：
Receiving module, for receiving the vehicle data collected after the OBD joints are connected with the vehicle, and obtains the car
Vehicle；
Diagnostic module, the vehicle data of the OBD joints collection for the vehicle according to the vehicle to receiving is divided
Analysis diagnosis.
7. vehicle remote diagnosis Cloud Server as claimed in claim 6, it is characterised in that the receiving module includes：
Whether the first query unit, the VIN codes of the vehicle have been bound for inquiring about the OBD joints；
When the second query unit, VIN codes for having bound the vehicle when the OBD joints, then from the vehicle data
The VIN codes of the vehicle are obtained, and the corresponding vehicle of the vehicle is inquired about according to the VIN codes；
First transmitting element, for when the VIN codes of the unbound vehicle of the OBD joints, then sending the inquiry vehicle
VIN code instructions are to the OBD joints；
3rd query unit, for receiving the OBD joints according to the VIN codes for inquiring about the vehicle VIN code instructions feedback,
And the corresponding vehicle of the vehicle is inquired about according to the VIN codes.
8. vehicle remote diagnosis Cloud Server as claimed in claim 6, it is characterised in that the Cloud Server and terminal called
Connection, wherein, the receiving module includes：
Second transmitting element, for receiving the vehicle data collection instruction that the terminal issues, and by the vehicle data collection
Instruction is sent to the OBD joints, by the OBD joints be connected with the vehicle after instructed and adopt according to the vehicle data collection
Collect vehicle data；
Receiving unit, receives the vehicle data that the OBD joints are collected.
9. vehicle remote diagnosis Cloud Server as claimed in claim 8, it is characterised in that the vehicle remote diagnosis cloud service
Device also includes：
First enquiry module, for inquiring about whether the terminal is connected with the OBD joints；
Second enquiry module, for being connected with the OBD joints when the terminal, then inquire about the OBD joints whether with institute
State the account binding of terminal；
Link block, is bound for the account when the OBD joints with the terminal, then selection and the account of the terminal are tied up
Fixed OBD joints are attached.
10. a kind of vehicle remote diagnosis system, it is characterised in that including the Cloud Server as described in claim any one of 6-9
And communicate the OBD joints being connected with the Cloud Server.
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| CN201710206571.4A CN106990773A (en) | 2017-03-30 | 2017-03-30 | vehicle remote diagnosis method, cloud server and system |
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| CN201710206571.4A Pending CN106990773A (en) | 2017-03-30 | 2017-03-30 | vehicle remote diagnosis method, cloud server and system |
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| CN112965463A (en) * | 2021-02-07 | 2021-06-15 | 上汽大通汽车有限公司 | Remote diagnosis system and remote diagnosis method |
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