CN108646721A - A kind of car fault diagnosis method and system - Google Patents
A kind of car fault diagnosis method and system Download PDFInfo
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- CN108646721A CN108646721A CN201810773876.8A CN201810773876A CN108646721A CN 108646721 A CN108646721 A CN 108646721A CN 201810773876 A CN201810773876 A CN 201810773876A CN 108646721 A CN108646721 A CN 108646721A
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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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- 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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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a kind of car fault diagnosis methods, include the following steps：S1：Collection vehicle operation information, OBD modules are delivered to central processing unit and carry out information processing after being analyzed collected engine power system information, ABS management module informations, battery management system information, air conditioning managing system information and instrumentation module information；S2：Data store and transmit, and data memory module is used to store the real time information of collected vehicle interior, and stores corresponding diagnostic result.The present invention can be while original monitoring, diagnosing vehicle interior failure, additionally it is possible to which the information remote of diagnosis is transmitted to computer and mobile phone terminal so that the diagnostic message of vehicle interior can carry out data by remote computer and mobile phone and check；And can alarm in the car at the first time when diagnosis appearance exception, sound and light alarm module can also be manually booted by computer and mobile phone terminal and alarmed, the safety after fault diagnosis is improved.
Description
Technical field
The present invention relates to vehicle breakdown diagnostic system technical field more particularly to a kind of car fault diagnosis method and it is
System.
Background technology
For vehicle during traveling, in order to ensure the safe handling of each system component of vehicle interior, vehicle interior is all
Fault diagnosis system can be installed.Such as application No. is a kind of vehicle fault diagnosis equipment of CN200810094339.7, which is
Each sensing data of vehicle is obtained, and the equipment exported in such a way that driver is identifiable, the vehicle trouble are examined
Disconnected equipment includes：Connector portion, by data cable, from the OBD-II connectors of vehicle input vehicle sensing data and
Failure code data；Microprocessor including control unit and memory portion, operation and processing are inputted by above-mentioned connector portion
Data；Display portion and audio output unit are exported by above-mentioned microprocessor operation and are handled in a manner of picture and sound
Data afterwards；1st serial port, in order to transmit the data exported from above-mentioned microprocessor and receive external data, with
Wireless communication module connects.
Although the system of intra-locomotive can be monitored and diagnosed by foregoing invention, existing can not be to diagnosis
Information and alarm, and there is also can not be transmitted to information remote on computer and cell-phone customer terminal to be checked in time
With the reading of data.
Invention content
The purpose of the present invention is to provide a kind of car fault diagnosis methods, to solve mentioned above in the background art ask
Topic.
To achieve the goals above, the present invention provides following technical solutions：
A kind of car fault diagnosis method, includes the following steps：
S1：Collection vehicle operation information, OBD modules by collected engine power system information, ABS management module informations,
Battery management system information, air conditioning managing system information and instrumentation module information be delivered to after being analyzed central processing unit into
Row information processing；
S2：Data store and transmit, and data memory module is used to store the real time information of collected vehicle interior, and stores phase
The diagnostic result answered；
S3：Information remote transmits, and real time information of the wireless communication module for collected diagnostic message and intra-locomotive passes
Transport to data services processor, the real time information and data that computer and mobile phone terminal can be inside enquiring vehicles；
S4：Abnormal alarm is diagnosed, after exception occur in OBD modular diagnostic intra-locomotives, sound and light alarm module is carried for alarm immediately
Wake up driver.
A kind of system of car fault diagnosis, including central processing unit, OBD modules, automobile data recorder, operating display,
Wireless communication module, GPS module, data acquisition module, automobile data recorder, recording module, data services processor, computer,
CAN bus module, engine power system, ABS management modules, battery management system, air conditioning managing system and instrumentation module；
The CAN bus module is connected to OBD modules by serial ports, is used for integrated data information, and the data information transfer that will be integrated
To OBD modules；The OBD modules are connected to central processing unit by serial ports, for the information of vehicles that analyzing processing is collected, and will
The information of analysis makes fault diagnosis and is transmitted to central processing unit；The automobile data recorder is electrically connected at data acquisition module,
For recording video recording when driving, and the driving video information of record is delivered to data acquisition module；The recording module electricity
Property is connected to data acquisition module, the sound sent out for recording driver, and converts sound to electric signal transmission to number
According to acquisition module；The data acquisition module is electrically connected at central processing unit, for collected information to be transmitted to center
Processor is handled；The operating display is connected to central processing unit by serial ports, stores and sends for operation and control
Information, and check vehicle interior diagnostic message；The GPS module is connected to central processing unit by serial ports, fixed for implementing
The position of position vehicle, and the location information of vehicle is transmitted to central processing unit；During the wireless communication module is electrically connected at
Central processor for being wirelessly transferred the data after central processing unit is analyzed, and sends data to data processing server；It is described
Computer is connected to data server, the diagnostic message of vehicle interior is checked for real-time reception, and diagnostic message is remembered
Address book stored；The engine power system, ABS management modules, battery management system, air conditioning managing system and instrumentation module are logical
It crosses serial ports and is connected to CAN bus module.
Preferably, the central processing unit electric wire connects a data memory module, and the data memory module is for storing
Vehicle interior gathered data and analysis data, the data memory module are electrically connected a USB read modules.
Preferably, the central processing unit is connected with a sound and light alarm module by serial ports, and the sound and light alarm module is used
It alarms after diagnosing exception.
Preferably, the central processing unit electric wire connects a power supply module, for providing power supply to vehicle diagnosing system.
Preferably, the central processing unit is the LE-1300 of Sempron series.
Preferably, the data server is connected with mobile phone terminal by GPRS.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention can be in the event of original monitoring, diagnosing vehicle interior
While barrier, additionally it is possible to the information remote of diagnosis are transmitted to computer and mobile phone terminal so that the diagnostic message of vehicle interior
Data can be carried out by remote computer and mobile phone to check；And can alarm in the car at the first time when diagnosis appearance exception,
Sound and light alarm module can also be manually booted by computer and mobile phone terminal to alarm, improve the safety after fault diagnosis
Property, ensure that the safety of driver, the data of acquisition and the data after diagnosis can also use USB flash disk to carry out digital independent.
Description of the drawings
Fig. 1 is a kind of vehicle breakdown diagnostic system structure diagram of the present invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with specific embodiment, to this
Invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not
For limiting the present invention.
As shown in Figure 1, a kind of car fault diagnosis method, includes the following steps：
S1：Collection vehicle operation information, OBD modules by collected engine power system information, ABS management module informations,
Battery management system information, air conditioning managing system information and instrumentation module information be delivered to after being analyzed central processing unit into
Row information processing；
S2：Data store and transmit, and data memory module is used to store the real time information of collected vehicle interior, and stores phase
The diagnostic result answered；
S3：Information remote transmits, and real time information of the wireless communication module for collected diagnostic message and intra-locomotive passes
Transport to data services processor, the real time information and data that computer and mobile phone terminal can be inside enquiring vehicles；
S4：Abnormal alarm is diagnosed, after exception occur in OBD modular diagnostic intra-locomotives, sound and light alarm module is carried for alarm immediately
Wake up driver.
A kind of system of car fault diagnosis, including central processing unit, OBD modules, automobile data recorder, operating display,
Wireless communication module, GPS module, data acquisition module, automobile data recorder, recording module, data services processor, computer,
CAN bus module, engine power system, ABS management modules, battery management system, air conditioning managing system and instrumentation module；
The CAN bus module is connected to OBD modules by serial ports, is used for integrated data information, and the data information transfer that will be integrated
To OBD modules；The OBD modules are connected to central processing unit by serial ports, for the information of vehicles that analyzing processing is collected, and will
The information of analysis makes fault diagnosis and is transmitted to central processing unit；The automobile data recorder is electrically connected at data acquisition module,
For recording video recording when driving, and the driving video information of record is delivered to data acquisition module；The recording module electricity
Property is connected to data acquisition module, the sound sent out for recording driver, and converts sound to electric signal transmission to number
According to acquisition module；The data acquisition module is electrically connected at central processing unit, for collected information to be transmitted to center
Processor is handled；The operating display is connected to central processing unit by serial ports, stores and sends for operation and control
Information, and check vehicle interior diagnostic message；The GPS module is connected to central processing unit by serial ports, fixed for implementing
The position of position vehicle, and the location information of vehicle is transmitted to central processing unit；During the wireless communication module is electrically connected at
Central processor for being wirelessly transferred the data after central processing unit is analyzed, and sends data to data processing server；It is described
Computer is connected to data server, the diagnostic message of vehicle interior is checked for real-time reception, and diagnostic message is remembered
Address book stored；The engine power system, ABS management modules, battery management system, air conditioning managing system and instrumentation module are logical
It crosses serial ports and is connected to CAN bus module.
The central processing unit electric wire connects a data memory module, and the data memory module is for storing vehicle interior
Gathered data and analysis data, the data memory module are electrically connected a USB read modules.The central processing unit passes through string
Mouth is connected with a sound and light alarm module, and the sound and light alarm module after diagnosing exception for alarming.The central processing unit electric wire
A power supply module is connected, for providing power supply to vehicle diagnosing system.The central processing unit is the LE- of Sempron series
1300.The data server is connected with mobile phone terminal by GPRS.
In summary：The present invention can be while original monitoring, diagnosing vehicle interior failure, additionally it is possible to by the letter of diagnosis
Cease remote transmission to computer and mobile phone terminal so that the diagnostic message of vehicle interior can by remote computer and mobile phone into
Line number is it is investigated that see, while can also manually boot sound and light alarm module by computer and mobile phone terminal and alarm；It is diagnosed to be
Sound and light alarm module can alarm in the car at the first time when now abnormal, improve the safety after fault diagnosis, ensure driver
The safety of member, the data of acquisition and the data after diagnosis can also use USB flash disk to carry out digital independent, while driver passes through behaviour
Make display screen in diagnostic system detection data and detection module carry out data check.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of car fault diagnosis method, it is characterised in that：Include the following steps：
S1：Collection vehicle operation information, OBD modules by collected engine power system information, ABS management module informations,
Battery management system information, air conditioning managing system information and instrumentation module information be delivered to after being analyzed central processing unit into
Row information processing；
S2：Data store and transmit, and data memory module is used to store the real time information of collected vehicle interior, and stores phase
The diagnostic result answered；
S3：Information remote transmits, and real time information of the wireless communication module for collected diagnostic message and intra-locomotive passes
Transport to data services processor, the real time information and data that computer and mobile phone terminal can be inside enquiring vehicles；
S4：Abnormal alarm is diagnosed, after exception occur in OBD modular diagnostic intra-locomotives, sound and light alarm module is carried for alarm immediately
Wake up driver.
2. a kind of system of car fault diagnosis, it is characterised in that：Including central processing unit, OBD modules, automobile data recorder, behaviour
Make display screen, wireless communication module, GPS module, data acquisition module, automobile data recorder, recording module, data service processing
Device, computer, CAN bus module, engine power system, ABS management modules, battery management system, air conditioning managing system with
And instrumentation module；
The CAN bus module is connected to OBD modules by serial ports, is used for integrated data information, and the data information that will be integrated
It is transmitted to OBD modules；
The OBD modules are connected to central processing unit by serial ports, for the information of vehicles that analyzing processing is collected, and by analysis
Information makes fault diagnosis and is transmitted to central processing unit；
The automobile data recorder is electrically connected at data acquisition module, for record video recording when driving a vehicle, and by the driving of record
Video information is delivered to data acquisition module；
The recording module is electrically connected at data acquisition module, the sound sent out for recording driver, and sound is turned
Electric signal transmission is turned to data acquisition module；
The data acquisition module is electrically connected at central processing unit, for by collected information be transmitted to central processing unit into
Row processing；
The operating display is connected to central processing unit by serial ports, is stored for operation and control and sends information, and looked into
See vehicle interior diagnostic message；
The GPS module is connected to central processing unit by serial ports, the position for implementing positioning vehicle, and by the positioning of vehicle
Information is transmitted to central processing unit；
The wireless communication module is electrically connected at central processing unit, for being wirelessly transferred the data after central processing unit is analyzed,
And send data to data processing server；
The computer is connected to data server, the diagnostic message of vehicle interior is checked for real-time reception, and diagnosis is believed
Breath carries out record storage；
The engine power system, ABS management modules, battery management system, air conditioning managing system and instrumentation module pass through
Serial ports is connected to CAN bus module.
3. a kind of system of car fault diagnosis according to claim 2, it is characterised in that：The central processing unit electric wire
A data memory module is connected, the data memory module is for storing vehicle interior gathered data and analysis data, the number
It is electrically connected a USB read modules according to memory module.
4. a kind of system of car fault diagnosis according to claim 2, it is characterised in that：The central processing unit passes through
Serial ports is connected with a sound and light alarm module, and the sound and light alarm module after diagnosing exception for alarming.
5. a kind of system of car fault diagnosis according to claim 2, it is characterised in that：The central processing unit electric wire
A power supply module is connected, for providing power supply to vehicle diagnosing system.
6. a kind of system of car fault diagnosis according to claim 2, it is characterised in that：The central processing unit is
The LE-1300 of Sempron series.
7. a kind of system of car fault diagnosis according to claim 2, it is characterised in that：The data server passes through
GPRS is connected with mobile phone terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810773876.8A CN108646721A (en) | 2018-07-15 | 2018-07-15 | A kind of car fault diagnosis method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810773876.8A CN108646721A (en) | 2018-07-15 | 2018-07-15 | A kind of car fault diagnosis method and system |
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| CN108646721A true CN108646721A (en) | 2018-10-12 |
Family
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| CN201810773876.8A Pending CN108646721A (en) | 2018-07-15 | 2018-07-15 | A kind of car fault diagnosis method and system |
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Cited By (5)
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| CN109556884A (en) * | 2018-12-07 | 2019-04-02 | 黑匣子(杭州)车联网科技有限公司 | A kind of vehicle fault diagnosis system |
| CN110174620A (en) * | 2019-04-30 | 2019-08-27 | 格林美（武汉）城市矿产循环产业园开发有限公司 | A kind of battery performance remote diagnosis system and battery performance remote diagnosis method |
| CN111986346A (en) * | 2020-08-10 | 2020-11-24 | 合肥哈工路波机器人科技有限公司 | Magnetic suspension bumper car funabout trouble real-time monitoring system |
| CN113219947A (en) * | 2021-04-30 | 2021-08-06 | 东风商用车有限公司 | Automobile line diagnosis system, method and equipment and readable storage medium |
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Application publication date: 20181012 |
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