CN202541458U - Vehicle-mounted equipment capable of prompting fault diagnostic information of vehicle - Google Patents
Vehicle-mounted equipment capable of prompting fault diagnostic information of vehicle Download PDFInfo
- Publication number
- CN202541458U CN202541458U CN2012201417615U CN201220141761U CN202541458U CN 202541458 U CN202541458 U CN 202541458U CN 2012201417615 U CN2012201417615 U CN 2012201417615U CN 201220141761 U CN201220141761 U CN 201220141761U CN 202541458 U CN202541458 U CN 202541458U
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- vehicle
- diagnostic information
- conversion module
- protocol conversion
- fault diagnostic
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Abstract
The utility model relates to vehicle-mounted equipment capable of prompting fault diagnostic information of a vehicle. The equipment comprises an on-board diagnostics (OBD) protocol conversion module and a vehicle machine, wherein the OBD protocol conversion module is connected with the vehicle machine; and the vehicle machine comprises a memory, a central processing unit (CPU) and a liquid crystal display (LCD). According to the equipment, system fault diagnostic information in the vehicle, which is recorded by the OBD protocol conversion module, is read by related software of the vehicle machine, so that the information is stored in the memory of the vehicle machine, and the vehicle machine can display the fault diagnostic information in real time simultaneously. The equipment has the advantages that the fault diagnostic information in the vehicle is read, stored and displayed in the real time by the vehicle machine, so that a user can timely master vehicle conditions conveniently, maintenance personnel can call the vehicle fault diagnostic information conveniently, and the problem that the safety of the user cannot be ensured due to faults of each system during driving is effectively solved.
Description
Technical field
the utility model relates to a kind of mobile unit, especially a kind of mobile unit of realizing the car fault diagnosis information indicating.
Background technology
are along with the electronic machine of setting up on the automobile is more and more; The type that automobile breaks down also increases thereupon; The mode of existing detection failure is carried specialized equipment to automobile for the professional; Be connected to through socket on the K line of OBD (On-Board Diagnostics, OBD) diagnostics port and realize trouble diagnosing.The shortcoming that existing diagnostic mode exists is to need the professional service staff just can read vehicle trouble information through specialized equipment, wastes time and energy.Deficiency to prior art; The utility model provides a kind of mobile unit of realizing the car fault diagnosis information indicating; Also show car fault diagnosis information in real time through this mobile unit storage; Both be convenient to the situation that the user in time grasps car, and also be convenient to the maintainer and transfer car fault diagnosis information, effectively avoided the safety problem of bringing to the user because of the fault of each system in the driving procedure.
Summary of the invention
The technical scheme that
the utility model solves the problems of the technologies described above is following: a kind of mobile unit of realizing the car fault diagnosis information indicating; This equipment comprises: OBD protocol conversion module and car machine, said OBD protocol conversion module is connected with said car machine.
said OBD protocol conversion module comprises communication unit, and said communication unit is used for carrying out communication with the car machine, and said communication unit can be a serial ports; Also can be bluetooth, Wi-Fi or other radio frequency interfaces, said serial ports be used for carrying out wired connection with the car machine, and the serial ports here can be the RS232 interface; The RS485 interface also can be other interfaces such as USB, such design; Make the OBD protocol conversion module both can carry out communication through wireless mode and car machine; Also can carry out communication through wired mode and car machine, in actual practicality, these two kinds of connection modes select one of which to get final product.
said car machine comprises memory device, CPU treater, LCD display, communication unit; Said memory device is connected with the CPU treater; Said CPU treater is connected with LCD display; Said CPU treater also is connected with communication unit, and the communication unit in the said car machine can be serial ports (RS232 interface, RS422 interface, RS485 interface, a USB interface etc.), carries out wired connection through serial ports and OBD protocol conversion module; Communication unit in the said car machine also can be wireless bluetooth (BT), Wi-Fi, 3G, Radio, GPS etc., and wherein, that be used in the car machine carrying out wireless telecommunications with the OBD protocol conversion module is bluetooth (BT) or Wi-Fi.
In
car machine the software that reads OBD protocol conversion module failure diagnosis information is housed; This software can change into the fault diagnosis code of OBD the failure message that the user can understand; And store failure message in the memory device of car machine into; Simultaneously, can also show in real time through the LCD display of car machine.When the user will carry out maintenance process to vehicle through the failure message that shows; The maintainer can call out failure message and shows playback through LCD display from memory device; Like this, can confirm the character and the position of fault rapidly and accurately, improve work efficiency.
The beneficial effect of
the utility model is: get, store and show car internal fault diagnostic message in real time through car is machine-readable; Be convenient to the user and in time grasp vehicle condition; Also be convenient to tie up the receipts personnel and transfer car fault diagnosis information, effectively avoid the safety problem of bringing to the user because of the fault of each system in the driving procedure.
Description of drawings
Fig. 1 is a kind of electrical block diagram of realizing the mobile unit of car fault diagnosis information indicating of the utility model car.
The specific embodiment
Below in conjunction with accompanying drawing the principle and the characteristic of the utility model are described, institute gives an actual example and only is used to explain the utility model, is not the scope that is used to limit the utility model.
As shown in Figure 1, a kind of mobile unit of realizing the car fault diagnosis information indicating of the utility model, this equipment comprises: OBD protocol conversion module 11 and car machine 20; Said OBD protocol conversion module 11 also comprises communication unit 12, and wherein, communication unit 12 is used for carrying out communication with car machine 20; Said communication unit 12 can be a serial ports; Also can be bluetooth, Wi-Fi or other radio frequency interfaces, said serial ports be used for carrying out wired connection with the car machine, and the serial ports here can be the RS232 interface; The RS485 interface also can be other interfaces such as USB.
Said car machine 20 comprises memory device 21, CPU treater 22, LCD display 23, communication unit 24.Their annexation is following: memory device 21 is connected with CPU treater 22; CPU treater 22 is connected with LCD display 23; CPU treater 22 also is connected with communication unit 24; The communication unit 24 that said car machine is 20 li can be serial ports (RS232 interface, RS422 interface, RS485 interface, a USB interface etc.), and said car machine 20 can carry out wired connection through serial ports and OBD protocol conversion module 11; Communication unit in the said car machine also can be wireless bluetooth (BT), Wi-Fi, 3G, Radio, GPS etc.That wherein, be used in the car machine carrying out wireless telecommunications with OBD protocol conversion module 11 is bluetooth (BT) or Wi-Fi.The connection mode of car machine 20 and OBD protocol conversion module 11 can be a kind of in above wired connection or the wireless connections, but also uses above two kinds of connection modes simultaneously.
The implementation procedure of the utility model technology is: when OBD protocol conversion module 11 detects the Che Nei system and breaks down; The software of car machine 20 can in time read the failure message of OBD protocol conversion module 11; Said failure message can be stored in the memory device 21 after CPU treater 22 is handled conversion; Simultaneously, also can show in real time through LCD display 23.When customer requirement carried out maintenance process to automobile, maintainer only need called out failure message and shows playback through LCD display 23 from memory device 21, can confirm the character and the position of fault rapidly and accurately, thereby keep in repair.
The described technical scheme of the utility model is not limited to the embodiment described in the specific embodiment.Those skilled in the art draw other embodiment according to the technical scheme of the utility model, belong to the technology innovation scope of the utility model equally.
Claims (4)
1. the mobile unit that can realize the car fault diagnosis information indicating is characterized in that, this equipment comprises: OBD protocol conversion module and car machine, said OBD protocol conversion module is connected with said car machine.
2. a kind of mobile unit of realizing the car fault diagnosis information indicating according to claim 1; It is characterized in that: said car machine comprises memory device, CPU treater, LCD display, communication unit; Said memory device is connected with the CPU treater; Said CPU treater is connected with LCD display, and said CPU treater also is connected with communication unit.
3. a kind of mobile unit of realizing the car fault diagnosis information indicating according to claim 1 is characterized in that: said OBD protocol conversion module comprises communication unit.
4. according to the described a kind of mobile unit of realizing the car fault diagnosis information indicating in one of claim 2 or 3, it is characterized in that: said communication unit can be a serial ports, also can be bluetooth or Wi-Fi.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201417615U CN202541458U (en) | 2012-04-06 | 2012-04-06 | Vehicle-mounted equipment capable of prompting fault diagnostic information of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201417615U CN202541458U (en) | 2012-04-06 | 2012-04-06 | Vehicle-mounted equipment capable of prompting fault diagnostic information of vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202541458U true CN202541458U (en) | 2012-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201417615U Expired - Lifetime CN202541458U (en) | 2012-04-06 | 2012-04-06 | Vehicle-mounted equipment capable of prompting fault diagnostic information of vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN202541458U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104175875A (en) * | 2014-09-15 | 2014-12-03 | 吉林大学 | Gear shifting prompting device based on on-board diagnostic (OBD) system and control method of gear shifting prompting device |
| CN105292023A (en) * | 2015-11-05 | 2016-02-03 | 华晨汽车集团控股有限公司 | Automatic finished automobile diagnosing test system based on CANoe |
| CN110989416A (en) * | 2019-08-26 | 2020-04-10 | 西南交通大学 | Whole vehicle control system based on real-time Ethernet bus |
-
2012
- 2012-04-06 CN CN2012201417615U patent/CN202541458U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104175875A (en) * | 2014-09-15 | 2014-12-03 | 吉林大学 | Gear shifting prompting device based on on-board diagnostic (OBD) system and control method of gear shifting prompting device |
| CN105292023A (en) * | 2015-11-05 | 2016-02-03 | 华晨汽车集团控股有限公司 | Automatic finished automobile diagnosing test system based on CANoe |
| CN110989416A (en) * | 2019-08-26 | 2020-04-10 | 西南交通大学 | Whole vehicle control system based on real-time Ethernet bus |
| CN110989416B (en) * | 2019-08-26 | 2023-06-20 | 西南交通大学 | Whole vehicle control system based on real-time Ethernet bus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |
|
| CX01 | Expiry of patent term |