CN112987676A - Intelligent recognition system and method for automobile type - Google Patents
Intelligent recognition system and method for automobile type Download PDFInfo
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- CN112987676A CN112987676A CN201911211253.2A CN201911211253A CN112987676A CN 112987676 A CN112987676 A CN 112987676A CN 201911211253 A CN201911211253 A CN 201911211253A CN 112987676 A CN112987676 A CN 112987676A
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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
- G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
- G05B23/0262—Confirmation of fault detection, e.g. extra checks to confirm that a failure has indeed occurred
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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 provides an intelligent recognition system and method for automobile types, which comprises the following steps: the method comprises the steps of obtaining vehicle data, an intelligent identification terminal and a cloud service platform; the vehicle data are acquired, and ECU data are acquired through a vehicle OBD diagnosis port by the vehicle detection equipment; the intelligent identification terminal is used for analyzing and classifying the acquired vehicle ECU data and matching the vehicle ECU data with vehicle type information in a prestored database; and the cloud service platform is used for updating and maintaining the vehicle type matching information at the background. The invention enables a maintenance technician to fully automatically identify the automobile brand and the automobile type for diagnosis without manually selecting various automobile brand and automobile type test paths in the market when operating the automobile detection equipment, greatly improves the efficiency and the accuracy of automobile fault detection, and is particularly beneficial to automobile owners without any automobile detection technical experience and conveniently utilize the automobile detection equipment to carry out the whole automobile health detection on the automobile.
Description
Technical Field
The invention relates to the technical field of intelligent detection of automobiles, in particular to an intelligent identification system and method for automobile types.
Background
By 2019, the quantity of automobiles kept in China is nearly three hundred million, and China already enters the automobile society in the high-speed growth at present, and private automobiles become common transportation tools for ordinary families; compared with the automobile industry, the automobile industry is rapidly developed, automobile brands and types are increasingly increased, certain troubles are brought to diagnosis and maintenance of a maintenance technician and automobile health detection of an automobile owner, the maintenance technician can accurately select a path only by knowing specific automobile type information of the automobile when diagnosing the automobile by using professional automobile detection equipment, and can further clearly purchase corresponding accessories, the current maintenance technician needs to inquire through other paths to confirm the automobile type, a lot of time and energy cost are spent in the process, and when the maintenance man-hour is increased, if the specific automobile type selected due to insufficient experience is wrong, the detection data is inaccurate, so that misdiagnosis and misrepair are carried out on the automobile, the maintenance cost of the automobile owner can be increased; the automobile is used as a travel tool which is necessary in many times, the use is frequent, the owner of the automobile has certain limitation on the knowledge of other information of the automobile besides the knowledge of the purchase time, the brand and the like of the automobile, the experience related to the automobile detection is little, and the operation of professional automobile diagnosis equipment for health detection of the own automobile is not known.
Therefore, a system and a method capable of intelligently identifying the vehicle type are urgently needed, a maintenance technician and a vehicle owner are assisted to intelligently identify the vehicle type, and the health detection of the vehicle is facilitated.
Disclosure of Invention
1. In order to achieve the above object, the present invention provides an intelligent recognition system and method for automobile models, which uses 17-digit vehicle identification codes and chassis numbers, version numbers, and characteristic information included in the types of engines and transmissions of automobiles to obtain specific information of automobile brands and models, thereby achieving intelligent recognition of automobile models, and the system and method for intelligent recognition of automobile models comprise: the method comprises the steps of obtaining vehicle data, an intelligent identification terminal and a cloud service platform;
the vehicle data are acquired, and ECU data are acquired through a vehicle OBD diagnosis port by the vehicle detection equipment;
the intelligent identification terminal is used for analyzing and classifying the acquired vehicle ECU data and matching the vehicle type information in a prestored database, and comprises a data downloading module, a data identification module and a data display module;
the cloud service platform is used for updating and maintaining the vehicle type matching information at the background and comprises a data storage module, a data downloading module and a background data management module.
2. The vehicle data are acquired, the vehicle detection equipment is communicated with the vehicle OBD diagnosis port to acquire ECU data, and the acquired ECU data are transmitted to the intelligent identification terminal through wireless Bluetooth;
3. the intelligent identification terminal comprises a data downloading module, a data identification module and a data display module;
the data downloading module is used for connecting a cloud service platform through a wireless network to download vehicle identification code libraries, chassis number libraries, version number libraries, engines and gearbox type libraries;
the data identification module comprises but is not limited to a vehicle identification code identification module, a chassis number identification module, a version number identification module, an engine and gearbox type identification module and is used for identifying information of automobile brands and specific automobile types;
the data display module is used for displaying specific information of automobile brands and automobile types;
4. further, the vehicle identification code module is used for converting the acquired vehicle data into a vehicle identification code of a 17-bit ASCII code character string after being analyzed by the intelligent identification terminal, and then gradually analyzing the automobile brand and model information represented by the 17-bit character string according to the characteristics of the vehicle identification code; specifically, by analyzing the vehicle identification code, information such as a manufacturer, a year, a vehicle type, a vehicle body type and code, an engine code, an assembly site, and the like of the vehicle can be acquired;
further, the vehicle identification code is abbreviated as VIN code: VIN is an abbreviation of Vehicle Identification Number (Vehicle Identification Number) in english. It is composed of 17-bit characters, commonly called seventeen-bit code. The system comprises information of manufacturers, years, vehicle types, vehicle body types and codes, engine codes, assembly places and the like of vehicles, and the specific information is as follows:
positions 1-3 (WMI): an identification code representing a world manufacturer, including a country of production, an automobile manufacturer code, an automobile type code;
bits 4-8 (VDS): vehicle characteristics, which describe the type of vehicle, type of vehicle body, etc.;
position 9: checking a bit;
position 10: the year of the vehicle model, namely the model year (ModelYear) specified by a manufacturer, is not necessarily the actual production year, and generally has a difference of no more than 1 year from the actual production year;
position 11: an assembly plant;
positions 12 to 17: a factory sequence number;
5. the invention has the further improvement that when the vehicle identification code data can not be read or the vehicle identification code can not be matched with the vehicle type information, the version number identification module sends a version number reading command to the vehicle ECU through the vehicle OBD diagnosis interface, reads the version number data of the vehicle type, analyzes and classifies the version number data, and searches and inquires the specific information of the corresponding vehicle type in the version number database;
6. the invention has the further improvement that when the vehicle identification code and the vehicle version number data can not be read or can not be matched with the vehicle type information, the chassis number identification module sends a chassis number reading command to the vehicle ECU through the automobile OBD diagnosis interface, reads the chassis number data of the vehicle type, analyzes and classifies the chassis number data, and searches the specific information of the vehicle type to be inquired in the chassis number database;
7. the invention has the further improvement that when the vehicle identification code, the version number and the chassis number can not be read or can not be matched with the vehicle type information, the engine and gearbox type identification module sends an engine and gearbox type reading command to the vehicle ECU through the vehicle OBD diagnosis interface module, the engine and gearbox type data of the vehicle are read, the engine and gearbox type data are analyzed and classified, and the specific information of the vehicle type is searched and inquired in the engine and gearbox database;
8. the invention has the further improvement that when the vehicle identification code, the chassis number, the version number and the type data of the engine and the gearbox can not be read, the vehicle frame number (VIN code) can be manually input, and the specific vehicle type can be automatically identified according to the vehicle frame number;
9. the invention is further improved in that the vehicle identification code module also analyzes whether the collected vehicle identification code data is legal and correct;
10. the cloud service platform comprises a data storage module, a data downloading module and a background data management module;
the data storage module is used for storing but not limited to a vehicle identification code library, a chassis number library, a version number library, an engine and a gearbox type library;
the vehicle identification code library is used for storing the corresponding relation between the vehicle identification code and the brand and model information of a specific vehicle; the chassis number library is used for storing the corresponding relation between the vehicle chassis number and the information of the brand and the model of a specific vehicle; the version number library is used for storing the corresponding relation between the vehicle version number and the brand and model information of a specific vehicle; the engine and gearbox type library is used for storing the corresponding relation between the engine type and gearbox type of the vehicle and the information of the brand and model of the specific vehicle;
the data downloading module is used for providing the intelligent identification terminal to download various identification libraries, detecting whether various identification code libraries in the data storage module are updated or not, and pushing update information to the intelligent identification terminal;
the background data management module is used for managing but not limited to a vehicle identification code library, a chassis number library, a version number library, an engine and a gearbox type library;
11. furthermore, the background data management module also comprises various recognition library entry units, and information used for developers to update and increase recognition libraries through the background is continuously released along with new vehicles.
According to the invention, the automobile detection equipment acquires ECU data through the OBD diagnosis port of the automobile, the intelligent identification terminal analyzes and classifies the ECU data of the automobile, information including automobile brand and automobile type is obtained and displayed in a database retrieval and matching mode, and the cloud service platform updates and maintains the automobile type matching information and pushes the information to the intelligent identification terminal through a wireless network to prompt updating. The invention enables a maintenance technician to fully automatically identify the automobile brand and the automobile type for diagnosis without manually selecting various automobile brand and automobile type test paths in the market when operating the automobile detection equipment, greatly improves the efficiency and the accuracy of automobile fault detection, and is particularly beneficial to automobile owners without any automobile detection technical experience and conveniently utilize the automobile detection equipment to carry out the whole automobile health detection on the automobile.
For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of an intelligent recognition system and method for vehicle types according to the present invention;
FIG. 2 is a flow chart of an intelligent recognition system and method for vehicle type according to the present invention;
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, preferred embodiments of the present invention will be described in further detail with reference to the accompanying drawings, which are provided for reference and illustrative purposes only and are not intended to limit the present invention.
1. As shown in fig. 1, an intelligent recognition system for vehicle types provided by the embodiment of the present invention is characterized in that: the method comprises the following steps: the method comprises the steps of obtaining vehicle data, an intelligent identification terminal and a cloud service platform; the method specifically comprises the following steps:
the vehicle data are acquired, and ECU data are acquired through a vehicle OBD diagnosis port by the vehicle detection equipment;
the intelligent identification terminal is used for analyzing and classifying the acquired vehicle ECU data and matching the vehicle type information in a prestored database, and comprises a data downloading module, a data identification module and a data display module;
the cloud service platform is used for updating and maintaining the vehicle type matching information at the background and comprises a data storage module, a data downloading module and a background data management module.
2. The vehicle data are acquired, the vehicle detection equipment is communicated with the vehicle OBD diagnosis port to acquire ECU data, and the acquired ECU data are transmitted to the intelligent identification terminal through wireless Bluetooth;
3. the intelligent identification terminal comprises a data downloading module, a data identification module and a data display module;
the data downloading module is used for connecting a cloud service platform through a wireless network to download vehicle identification code libraries, chassis number libraries, version number libraries, engines and gearbox type libraries;
the data identification module comprises but is not limited to a vehicle identification code identification module, a chassis number identification module, a version number identification module, an engine and gearbox type identification module and is used for identifying information of automobile brands and specific automobile types;
the data display module is used for displaying specific information of automobile brands and automobile types;
4. the vehicle identification code module is used for converting the acquired vehicle data into a vehicle identification code of a 17-bit ASCII code character string after being analyzed by the intelligent identification terminal, and then gradually analyzing automobile brand and vehicle type information represented by the 17-bit character string according to the characteristics of the vehicle identification code; specifically, by analyzing the vehicle identification code, information such as a manufacturer, a year, a vehicle type, a vehicle body type and code, an engine code, an assembly site, and the like of the vehicle can be acquired;
further, the vehicle identification code is abbreviated as VIN code: VIN is an abbreviation of Vehicle Identification Number (Vehicle Identification Number) in english. It is composed of 17-bit characters, commonly called seventeen-bit code. The system comprises information of manufacturers, years, vehicle types, vehicle body types and codes, engine codes, assembly places and the like of vehicles, and the specific information is as follows:
positions 1-3 (WMI): an identification code representing a world manufacturer, including a country of production, an automobile manufacturer code, an automobile type code;
bits 4-8 (VDS): vehicle characteristics, which describe the type of vehicle, type of vehicle body, etc.;
position 9: checking a bit;
position 10: the year of the vehicle model, namely the model year (ModelYear) specified by a manufacturer, is not necessarily the actual production year, and generally has a difference of no more than 1 year from the actual production year;
position 11: an assembly plant;
positions 12 to 17: a factory sequence number;
5. the invention has the further improvement that when the vehicle identification code data can not be read or the vehicle identification code can not be matched with the vehicle type information, the version number identification module sends a version number reading command to the vehicle ECU through the vehicle OBD diagnosis interface, reads the version number data of the vehicle type, analyzes and classifies the version number data, and searches and inquires the specific information of the corresponding vehicle type in the version number database;
6. the invention has the further improvement that when the vehicle identification code and the vehicle version number data can not be read or can not be matched with the vehicle type information, the chassis number identification module sends a chassis number reading command to the vehicle ECU through the automobile OBD diagnosis interface, reads the chassis number data of the vehicle type, analyzes and classifies the chassis number data, and searches the specific information of the vehicle type to be inquired in the chassis number database;
7. the invention has the further improvement that when the vehicle identification code, the version number and the chassis number can not be read or can not be matched with the vehicle type information, the engine and gearbox type identification module sends an engine and gearbox type reading command to the vehicle ECU through the vehicle OBD diagnosis interface module, the engine and gearbox type data of the vehicle are read, the engine and gearbox type data are analyzed and classified, and the specific information of the vehicle type is searched and inquired in the engine and gearbox database;
8. the invention has the further improvement that when the vehicle identification code, the chassis number, the version number and the type data of the engine and the gearbox can not be read, the vehicle frame number (VIN code) can be manually input, and the specific vehicle type can be automatically identified according to the vehicle frame number;
9. the invention is further improved in that the vehicle identification code module also analyzes whether the collected vehicle identification code data is legal and correct;
10. the cloud service platform comprises a data storage module, a data downloading module and a background data management module;
the data storage module is used for storing but not limited to a vehicle identification code library, a chassis number library, a version number library, an engine and a gearbox type library;
specifically, the vehicle identification code library is used for storing the corresponding relation between the vehicle identification code and the brand and model information of a specific vehicle; the chassis number library is used for storing the corresponding relation between the vehicle chassis number and the information of the brand and the model of a specific vehicle; the version number library is used for storing the corresponding relation between the vehicle version number and the brand and model information of a specific vehicle; the engine and gearbox type library is used for storing the corresponding relation between the engine type and gearbox type of the vehicle and the information of the brand and model of the specific vehicle;
the data downloading module is used for providing the intelligent identification terminal to download various identification libraries, detecting whether various identification code libraries in the data storage module are updated or not, and pushing update information to the intelligent identification terminal;
the background data management module is used for managing but not limited to a vehicle identification code library, a chassis number library, a version number library, an engine and a gearbox type library;
11. the background data management module also comprises various recognition library entry units, and information used for developers to update and increase recognition libraries through the background is continuously released along with new vehicles.
According to the invention, the automobile detection equipment acquires ECU data through the OBD diagnosis port of the automobile, the intelligent identification terminal analyzes and classifies the ECU data of the automobile, information including automobile brand and automobile type is obtained and displayed in a database retrieval and matching mode, and the cloud service platform updates and maintains the automobile type matching information and pushes the information to the intelligent identification terminal through a wireless network to prompt updating. The invention enables a maintenance technician to fully automatically identify the automobile brand and the automobile type for diagnosis without manually selecting various automobile brand and automobile type test paths in the market when operating the automobile detection equipment, greatly improves the efficiency and the accuracy of automobile fault detection, and is particularly beneficial to automobile owners without any automobile detection technical experience and conveniently utilize the automobile detection equipment to carry out the whole automobile health detection on the automobile.
As shown in fig. 2, a flow of the intelligent recognition method for vehicle types is further described;
the first step is as follows: reading the vehicle identification code: the automobile detection equipment is communicated with the OBD diagnosis port of the automobile, ECU data are obtained, and the collected ECU data are transmitted to the intelligent identification terminal through wireless Bluetooth; the intelligent identification terminal analyzes and acquires vehicle identification code (VIN code) data, converts the data into 17-bit ASCII data, and judges the legality and correctness of the data;
the second step is that: further analyzing and classifying the 17-bit vehicle identification code (VIN code) data to obtain the information of the country, manufacturer, automobile type and the like of the vehicle, and inquiring and retrieving the specific vehicle type information of the vehicle in a vehicle identification code library;
the third step: when the vehicle identification code cannot be read or the vehicle identification code cannot inquire the vehicle type information in the second step, the version number identification module sends a version number reading command to the vehicle ECU through the vehicle OBD diagnosis interface, reads the version number data of the vehicle type, analyzes and classifies the version number data, and searches and inquires the specific information of the corresponding vehicle type in a version number database;
the fourth step: when the vehicle identification code in the second step and the vehicle version number data in the third step can not be read or can not be matched with the vehicle type information, the chassis number identification module sends a chassis number reading command to the vehicle ECU through the automobile OBD diagnosis interface, the chassis number data of the vehicle type are read, the chassis number data are analyzed and classified, and the specific information of the vehicle type is searched and inquired in the chassis number database;
the fifth step: when the vehicle identification code in the second step, the vehicle version number in the third step and the chassis number data in the fourth step cannot be read or cannot be matched with vehicle type information, the engine and gearbox type identification module sends an engine and gearbox type reading command to a vehicle ECU through an automobile OBD diagnosis interface module, reads the engine and gearbox type data of the vehicle, analyzes and classifies the engine and gearbox type data, and searches and inquires specific information of a vehicle type in an engine and gearbox database;
and a sixth step: if the vehicle type information cannot be acquired in the second step, the third step, the fourth step and the fifth step, the vehicle identification code can be manually input, the vehicle identification code acquired by the terminal can be analyzed and classified, and the specific information of the vehicle type is searched and inquired in a vehicle identification code library;
and finally, the intelligent identification terminal displays the specific information of the brand and the model of the vehicle.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. It should be noted that, for those skilled in the art to which the present invention pertains, variations and modifications can be made without departing from the spirit of the present invention, and all such variations and modifications should be considered as falling within the scope of the present invention.
Claims (10)
1. An intelligent recognition system and method for automobile models comprises the following steps: the method comprises the steps of obtaining vehicle data, an intelligent identification terminal and a cloud service platform;
the vehicle data are acquired, and ECU data are acquired through a vehicle OBD diagnosis port by the vehicle detection equipment;
the intelligent identification terminal is used for analyzing and classifying the acquired vehicle ECU data and matching the vehicle type information in a prestored database, and comprises a data downloading module, a data identification module and a data display module;
the cloud service platform is used for updating and maintaining the vehicle type matching information at the background and comprises a data storage module, a data downloading module and a background data management module.
2. The system and the method for intelligently identifying vehicle types according to claim 1, wherein vehicle data are acquired, vehicle detection equipment communicates with a vehicle OBD diagnosis port to acquire ECU data, and the acquired ECU data are transmitted to the intelligent identification terminal through wireless Bluetooth.
3. The system and the method for intelligently identifying the vehicle types of the automobile as claimed in claim 1, wherein the intelligent identification terminal comprises a data downloading module, a data identification module and a data display module;
the data downloading module is used for connecting a cloud service platform through a wireless network to download vehicle identification code libraries, chassis number libraries, version number libraries, engines and gearbox type libraries;
the data identification module comprises but is not limited to a vehicle identification code identification module, a chassis number identification module, a version number identification module, an engine and gearbox type identification module and is used for identifying information of automobile brands and specific automobile types;
and the data display module is used for displaying specific information of automobile brands and automobile types.
4. The system and method for intelligent recognition of vehicle types according to claim 3, wherein the vehicle identification code module is configured to convert the obtained vehicle data into a vehicle identification code of 17-bit ASCII code character string after being analyzed by the intelligent recognition terminal, and then gradually analyze the information of the brand and the vehicle type of the vehicle represented by the 17-bit character string according to the characteristics of the vehicle identification code.
5. The system and method for intelligently identifying vehicle types as claimed in claim 3, wherein said version number identification module sends a command for reading the version number to the vehicle ECU through the OBD diagnostic interface of the vehicle when the vehicle detection device cannot read the vehicle identification code data or the vehicle identification code cannot be matched with the vehicle type information, reads the version number data of the vehicle type, analyzes and classifies the version number data, and searches the version number database for specific information of the corresponding vehicle type.
6. The system and method for intelligently identifying vehicle types according to claim 3, wherein the chassis number identification module sends a chassis number reading command to the vehicle ECU through the vehicle OBD diagnostic interface when the vehicle detection device cannot read the vehicle identification code, the vehicle version number data or cannot match the vehicle type information, reads the chassis number data of the vehicle type, analyzes and classifies the chassis number data, and searches the specific information of the vehicle type in the chassis number database.
7. The system and method for intelligently identifying vehicle types as claimed in claim 3, wherein the engine and transmission type identification module sends an engine and transmission type reading command to the vehicle ECU through the OBD diagnostic interface module when the vehicle detection device cannot read the vehicle identification code, version number, chassis number data or cannot match the vehicle type information, reads the engine and transmission type data of the vehicle, analyzes and classifies the engine and transmission type data, and searches the engine and transmission database for specific information of the vehicle type.
8. The system and the method for intelligently identifying the vehicle types of the automobile as claimed in claim 1, wherein the cloud service platform comprises a data storage module, a data downloading module and a background data management module;
the data storage module is used for storing but not limited to a vehicle identification code library, a chassis number library, a version number library, an engine and a gearbox type library;
the vehicle identification code library is used for storing the corresponding relation between the vehicle identification code and the brand and model information of a specific vehicle; the chassis number library is used for storing the corresponding relation between the vehicle chassis number and the information of the brand and the model of a specific vehicle; the version number library is used for storing the corresponding relation between the vehicle version number and the brand and model information of a specific vehicle; the engine and gearbox type library is used for storing the corresponding relation between the engine type and gearbox type of the vehicle and the information of the brand and model of the specific vehicle;
the data downloading module is used for providing the intelligent identification terminal to download various identification libraries, detecting whether various identification code libraries in the data storage module are updated or not, and pushing update information to the intelligent identification terminal;
and the background data management module is used for managing but not limited to a vehicle identification code library, a chassis number library, a version number library, an engine and a gearbox type library.
9. The system and the method for intelligently identifying the vehicle types of the automobile as claimed in claim 8, wherein the background data management module further comprises various identification library entry units, and information for developers to update and increase the identification libraries through the background is continuously provided with new vehicles.
10. The system and the method for intelligently identifying the automobile types as claimed in claim 1, wherein automobile detection equipment acquires ECU data through an OBD diagnosis port of the automobile, the intelligent identification terminal analyzes and classifies the ECU data of the automobile, information including automobile brands and automobile types is obtained and displayed in a database retrieval and matching mode, the cloud service platform updates and maintains the automobile type matching information, and the automobile type matching information is pushed to the intelligent identification terminal through a wireless network to prompt for updating.
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