CN201681299U - Computerized automobile fault diagnosis system - Google Patents
Computerized automobile fault diagnosis system Download PDFInfo
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- CN201681299U CN201681299U CN2009201648355U CN200920164835U CN201681299U CN 201681299 U CN201681299 U CN 201681299U CN 2009201648355 U CN2009201648355 U CN 2009201648355U CN 200920164835 U CN200920164835 U CN 200920164835U CN 201681299 U CN201681299 U CN 201681299U
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Abstract
The utility model belongs to the field of automotive electronic diagnosis equipment, and relates to a computerized automobile fault diagnosis system. Aiming at solving the technical problems of being incapable of providing real-time intelligent maintenance diagnosis instruction and diagnosis reports, conducting networking remote operation, storing diagnosis data stream, and the like for vehicles to be tested as the existing standalone version handheld diagnosis instrument is slow in operation speed and can not be supported by an auxiliary system. The technical scheme provides a computerized automobile fault diagnosis system consisting of a data analysis processing part, a computerized automobile fault diagnosis device and a connecting part connected with the vehicle to be tested. The computerized automobile fault diagnosis system effectively solves the problems existing in the prior art, can carry out real-time intelligent maintenance and diagnosis and instructions for vehicles to be tested and provide detailed diagnosis reports, and can be remotely operated by networking and conduct storage on the diagnosis data stream.
Description
[technical field]
Technical solutions of the utility model belong to automotive electronics diagnostic device field, are specifically related to a kind of computermatic vehicle fault diagnosis system.
[background technology]
Along with the continuous development of auto industry, Abgasgesetz is strict day by day, and microcomputer control system more and more is applied in the automotive electronics module, and performances such as this safe, reliable, power to automobile, economy, environmental protection all have great raising.Simultaneously,, make that the electronic structure of automobile is complicated day by day, also make automobile failure diagnosis get rid of difficulty all the more along with the application of various kinds of sensors, actuator.At this moment, automotive diagnostic unit arises at the historic moment.
The automotive diagnostic unit of Ying Yonging mostly is standalone version hand-held diagnostic equipment in the market, owing to reasons such as it are light, easy to use, once is that the main flow of vehicle diagnosis is selected.Yet, along with vehicle electrically controlling system becomes increasingly complex and variation, standalone version hand-held diagnostic equipment is because its data processing speed is slow, the support that can not obtain backup system, cause it can not carry out ECU programming, guidance of real-time intelligent maintenance diagnostics and diagnosis report can not be provided, can not carry out the network remote operation, can not carry out defective such as diagnostic data stream storage, can not satisfy the demand that Hyundai Motor is diagnosed.
[utility model content]
In order to solve the support that the standalone version hand-held diagnostic equipment travelling speed that exists in the prior art is slow, can not obtain backup system, cause it not treat and survey vehicle and guidance of real-time intelligent maintenance diagnostics and diagnosis report are provided, can not carry out the network remote operation, can not technical matters such as store to diagnostic data stream, technical solutions of the utility model provide a kind of computermatic vehicle fault diagnosis system.
The technical scheme that the prior art problem that solves the utility model is adopted is: a kind of computermatic vehicle fault diagnosis system is provided, described computermatic vehicle fault diagnosis system comprises: data analysis handling part, computermatic automotive diagnostic unit and the connecting portion that is connected with tested vehicle, wherein, described data analysis handling part is connected with described computermatic automotive diagnostic unit, and described computermatic automotive diagnostic unit is connected with tested vehicle by described connecting portion.
According to an optimal technical scheme of the present utility model: described computermatic automotive diagnostic unit comprises main control module, signal acquisition module, man-machine communication's module, memory module and interface module, described interface module comprises first interface module that is connected with described data analysis handling part and second interface module that is connected with detected vehicle, wherein, described main control module is connected with described first interface module successively with described signal acquisition module, and described man-machine communication's module, described memory module and described second interface module are connected with described main control module respectively.
According to an optimal technical scheme of the present utility model: described interface module comprises CAN line interface, K line interface, LIN line interface, USB interface, RS232 interface and OBD interface.
According to an optimal technical scheme of the present utility model: described data analysis handling part is a computer.
According to an optimal technical scheme of the present utility model: described data analysis handling part is provided with computermatic automobile failure diagnosis and controls platform.
According to an optimal technical scheme of the present utility model: described computermatic automobile failure diagnosis is controlled platform and is comprised that diagnostic function unit, diagnosis help unit and data processing unit.
According to an optimal technical scheme of the present utility model: described connecting portion is a connecting line.
According to an optimal technical scheme of the present utility model: described connecting line comprises that OBD-II interface RS 232 connecting line, OBD-II interface change CAN line connecting line, the OBD-II interface changes K line connecting line.
The computermatic vehicle fault diagnosis system of the utility model has solved problems of the prior art effectively, the computermatic automotive diagnostic unit deal with data speed of installing in the system is fast, and obtain the support of this computermatic vehicle fault diagnosis system, can diagnosis report is provided the real-time intelligent maintenance diagnostics, instruct and provide at length and can carry out operated from a distance and can store tested vehicle by networking to diagnostic data stream.
[description of drawings]
Fig. 1. the computermatic vehicle fault diagnosis system structural representation of the utility model;
Fig. 2. computermatic automotive diagnostic unit modular structure synoptic diagram;
Fig. 3. the various operating function synoptic diagram of realizing on computers in the computermatic vehicle fault diagnosis system of the utility model.
[embodiment]
Below in conjunction with accompanying drawing technical solutions of the utility model are elaborated:
See also the computermatic vehicle fault diagnosis system structural representation of Fig. 1 the utility model.As shown in Figure 1, the utility model provides a kind of computermatic vehicle fault diagnosis system 100, described computermatic vehicle fault diagnosis system 100 comprises: data analysis handling part 101, computermatic automotive diagnostic unit 102 and the connecting portion 103 that is connected with tested vehicle 104, wherein, described data analysis handling part 101 is connected with described computermatic automotive diagnostic unit 102, and described computermatic automotive diagnostic unit 102 is connected with tested vehicle 104 by described connecting portion 103.
In an optimal technical scheme of the present utility model, described data analysis handling part 101 is a computer, is provided with computermatic automobile failure diagnosis at described data analysis handling part 101 and controls platform.
Described connecting portion 103 is a connecting line, and this connecting line comprises that OBD-II interface RS 232 connecting line, OBD-II interface change CAN line connecting line, the OBD-II interface changes K line connecting line.
In an optimal technical scheme of the present utility model, the preferred OBD-II interface of the connecting line RS 232 connecting line that described computermatic automotive diagnostic unit 102 is connected with tested vehicle 104: the one head connects tested vehicle 104 diagnose interfaces, a RS232 interface that is connected to described computermatic automotive diagnostic unit 102.The OBD-II interface not by the vehicle of standard design diagnosis joint, can transfer standard to by various adapters and be connected with connecting line for part by standard SAE J1962 design.
In an optimal technical scheme of the present utility model, described computermatic automotive diagnostic unit 102 is connected by the USB connecting line with described data analysis handling part 101.
See also the computermatic automotive diagnostic unit 102 modular structure synoptic diagram of Fig. 2.As shown in Figure 2, described computermatic automotive diagnostic unit 102 comprises main control module 201, signal acquisition module 202, man-machine communication's module 205, memory module 206 and interface module, described interface module comprises first interface module 203 that is connected with described data analysis handling part 101 and second interface module 204 that is connected with detected vehicle, wherein, described main control module 201 is connected described man-machine communication's module 205 with described signal acquisition module 202 successively with described first interface module 203, described memory module 206 is connected with described main control module 201 respectively with described second interface module 204.
In optimal technical scheme of the present utility model, the MC9S12DG128B chip that described main control module 201 is produced for Freescale company.Main control module 201MC9S12DG128B chip through handling, sends to the signal that receives from described signal acquisition module 202TL718 chip computing machine and calculates, and has guaranteed the reliability and the security of data.Main control module 201 is also by man-machine communication's module 205 input control orders, select the read mode of diagnostic data stream, and the data of needs storage are organized storage with FAT32 formatted file form.The MC9S12DG128B chip is the widely used high performance chips of automotive field, has the high speed processor of CPU12 kernel, can satisfy the needs of vehicle diagnosis.
In signal acquisition module described in the optimal technical scheme of the present utility model 202 is the TL718 chip, TL718 is domestic a open protocol translation chip, it is integrated CAN, used both at home and abroad main various automobile agreements such as K-Line, described signal acquisition module 202TL718 chip is connected to automobile electronic control unit by first interface module 203 with automobile OBD II joint, described TL718 chip is converted into main control module 201 needed signal formats to all kinds message that sends from each electronic control module of automobile, and signal and the command group that main control module 201 sends be made into corresponding automobile message format, send each automobile electrically-controlled module to.
In man-machine communication's module described in the optimal technical scheme of the present utility model 205 is to be used for the input operating key that operating functions such as diagnostic mode and diagnostic data stream are selected.
In memory module described in the optimal technical scheme of the present utility model 206 is the SD card memory that is used to store automobilism and diagnostic data stream.
Also comprise at computermatic automotive diagnostic unit 102 described in the optimal technical scheme of the present utility model: power module 207 and information indicating module 208, described power module 207 is connected with described main control module 201 respectively with described information indicating module 208.
The computermatic automotive diagnostic unit 102 of the utility model adopts two kinds of power supply input modes, be respectively Vehicular accumulator cell feed circuit and external power supply feed circuit, can when computermatic automotive diagnostic unit 102 connects and do not connect automobile, all can provide required stabilized voltage supply for above-mentioned each module.
At information indicating module described in the optimal technical scheme of the present utility model 208 is the pilot lamp that is used for display power supply, link, diagnosis and USB connection status.
Comprise CAN line interface, K line interface, LIN line interface, USB interface, RS232 interface and OBD interface in interface module described in the optimal technical scheme of the present utility model, wherein, described first interface module, 203 preferred USB interface, the OBD interface that described second interface module 204 preferably is connected with detected vehicle OBD II joint.
See also the various operating function synoptic diagram of realizing on computers in the computermatic vehicle fault diagnosis system 100 of Fig. 3 the utility model.As shown in Figure 3, described data analysis handling part 101 is provided with computermatic automobile failure diagnosis and controls platform, described computermatic automobile failure diagnosis is controlled platform and is comprised that diagnostic function unit 301, diagnosis help unit 302 and data processing unit 303, the operator can send command adapted thereto control diagnostic function by the visual software interface of operation.
Wherein, diagnostic function unit 301 has the desired Read fault sign indicating number of international standard ISO 15031-5 and ISO 14229-1, clear diagnostic trouble code, and time data stream is read version information, motion test, the test of 9 PID in the OBD test.
Diagnosis helps unit 302, mainly comprises and keeps in repair help, maintenance record and data management three parts.Keep in repair help: will keep in repair tutorial message and be stored in the software, and can promptly and accurately make the maintenance guidance of diagnostic trouble code to the maintenance personal; Maintenance record: after maintenance finished, the maintenance personal can fill in maintenance record and be stored in the corresponding document folder; Data management: maintenance record will form the diagnosis " case history originally " of vehicle, carry out data management targetedly.
Data processing unit 303 mainly comprises graphic presentation, data readback and back-end data record.Data readback: the data of SD card storage under the off-line mode are carried out playback on software platform, can know the diagnostic data of vehicle under the off-line state; The back-end data record: when the various function on the function software platform, total data in the communication process will be write down in the software backstage, be stored in the corresponding document folder.
The computermatic vehicle fault diagnosis system 100 of the utility model has solved problems of the prior art effectively, the computermatic automotive diagnostic unit 102 deal with data speed of installing in the system are fast, and obtain the support of this computermatic vehicle fault diagnosis system 100, can diagnosis report is provided the real-time intelligent maintenance diagnostics, instruct and provide at length and can carry out operated from a distance and can store tested vehicle 104 by networking to diagnostic data stream.
Above content be in conjunction with concrete optimal technical scheme to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (8)
1. computermatic vehicle fault diagnosis system, it is characterized in that: described computermatic vehicle fault diagnosis system (100) comprising: data analysis handling part (101), computermatic automotive diagnostic unit (102) and the connecting portion (103) that is connected with tested vehicle (104), wherein, described data analysis handling part (101) is connected with described computermatic automotive diagnostic unit (102), and described computermatic automotive diagnostic unit (102) is connected with tested vehicle (104) by described connecting portion (103).
2. according to the described computermatic vehicle fault diagnosis system of claim 1, it is characterized in that: described computermatic automotive diagnostic unit (102) comprises main control module (201), signal acquisition module (202), man-machine communication's module (205), memory module (206) and interface module, described interface module comprises first interface module (203) that is connected with described data analysis handling part (101) and second interface module (204) that is connected with tested vehicle (104), wherein, described main control module (201) is connected described man-machine communication's module (205) successively with described signal acquisition module (202) with described first interface module (203), described memory module (206) is connected with described main control module (201) respectively with described second interface module (204).
3. according to the described computermatic vehicle fault diagnosis system of claim 2, it is characterized in that: described interface module comprises CAN line interface, K line interface, LIN line interface, USB interface, RS232 interface and OBD interface.
4. according to claim 1 or 2 described computermatic vehicle fault diagnosis systems, it is characterized in that: described data analysis handling part (101) is a computer.
5. according to the described computermatic vehicle fault diagnosis system of claim 4, it is characterized in that: described data analysis handling part (101) is provided with computermatic automobile failure diagnosis and controls platform.
6. according to the described computermatic vehicle fault diagnosis system of claim 5, it is characterized in that: described computermatic automobile failure diagnosis is controlled platform and is comprised that diagnostic function unit (301), diagnosis help unit (302) and data processing unit (303).
7. according to the described computermatic vehicle fault diagnosis system of claim 1, it is characterized in that: described connecting portion (103) is a connecting line.
8. according to the described computermatic vehicle fault diagnosis system of claim 7, it is characterized in that: described connecting line comprises that OBD-II interface RS 232 connecting line, OBD-II interface change CAN line connecting line, the OBD-II interface changes K line connecting line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201648355U CN201681299U (en) | 2009-11-13 | 2009-11-13 | Computerized automobile fault diagnosis system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201648355U CN201681299U (en) | 2009-11-13 | 2009-11-13 | Computerized automobile fault diagnosis system |
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| Publication Number | Publication Date |
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| CN201681299U true CN201681299U (en) | 2010-12-22 |
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| CN2009201648355U Expired - Lifetime CN201681299U (en) | 2009-11-13 | 2009-11-13 | Computerized automobile fault diagnosis system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275551A (en) * | 2011-05-26 | 2011-12-14 | 航天科技控股集团股份有限公司 | On-site diagnosing and control data configuring instrument for electricity consumption device in bus |
| CN102621978A (en) * | 2012-04-06 | 2012-08-01 | 北京汽车新能源汽车有限公司 | Off-line detection system for electronic control systems of pure electric vehicles |
| CN105022381A (en) * | 2014-04-24 | 2015-11-04 | 广西金奔腾汽车科技有限公司 | Application technology related to data flow callback function |
-
2009
- 2009-11-13 CN CN2009201648355U patent/CN201681299U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275551A (en) * | 2011-05-26 | 2011-12-14 | 航天科技控股集团股份有限公司 | On-site diagnosing and control data configuring instrument for electricity consumption device in bus |
| CN102621978A (en) * | 2012-04-06 | 2012-08-01 | 北京汽车新能源汽车有限公司 | Off-line detection system for electronic control systems of pure electric vehicles |
| CN105022381A (en) * | 2014-04-24 | 2015-11-04 | 广西金奔腾汽车科技有限公司 | Application technology related to data flow callback function |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101222 |
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| CX01 | Expiry of patent term |