CN210416485U - Vehicle fault diagnosis system - Google Patents
Vehicle fault diagnosis system Download PDFInfo
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- CN210416485U CN210416485U CN201921261830.4U CN201921261830U CN210416485U CN 210416485 U CN210416485 U CN 210416485U CN 201921261830 U CN201921261830 U CN 201921261830U CN 210416485 U CN210416485 U CN 210416485U
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Abstract
The utility model provides a vehicle fault diagnosis system, which comprises a vehicle fault diagnosis device and an intelligent terminal; the vehicle fault diagnosis device comprises a signal conversion module and a first communication module; the intelligent terminal comprises a fault diagnosis module and a display module; the signal conversion module is used for acquiring vehicle fault information of a vehicle to be diagnosed and converting the vehicle fault information into fault data identified by the intelligent terminal; the first communication module is connected with the signal conversion module, and the signal conversion module is also used for sending fault data to the fault diagnosis module through the first communication module; the fault diagnosis module stores and analyzes the fault data to obtain a diagnosis result; the display module is connected with the fault diagnosis module and is used for displaying the diagnosis result. The utility model provides a vehicle failure diagnosis system, the accessory is less, and occupation space is little, and the consumption is less, and is with low costs, and the user obtains diagnostic result, simple operation through intelligent terminal's display module.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a vehicle diagnosis technical field especially relates to a vehicle failure diagnosis system.
[ background of the invention ]
Generally, an electronic control system of a vehicle has a plurality of control units that detect input signals of respective sensors and issue control commands to actuators; when the electric control system of the vehicle has a fault, the control unit stores a corresponding fault code on the memory chip. The vehicle fault diagnosis device is a vehicle fault self-checking terminal, can quickly read fault codes in an electric control system, and displays fault information through a liquid crystal display screen of the vehicle fault self-checking terminal, so that the part and the reason of the fault can be conveniently found out. However, the conventional vehicle fault diagnosis device has many accessories, large volume of equipment, high power consumption, high cost and poor convenience for operating the device by a user due to the display screen, the operation key buttons and the like.
In view of the above, it is desirable to provide a novel vehicle fault diagnosis system to overcome the above-mentioned drawbacks.
[ Utility model ] content
The utility model aims at providing a accessory is less, occupation space is little, the consumption is little, with low costs, and can diagnose vehicle failure diagnosis system, simple operation through intelligent terminal to automobile fault.
In order to achieve the above object, the present invention provides a vehicle fault diagnosis system, which includes a vehicle fault diagnosis device and an intelligent terminal; the vehicle fault diagnosis device comprises a signal conversion module and a first communication module; the intelligent terminal comprises a fault diagnosis module and a display module; the signal conversion module is used for acquiring vehicle fault information of a vehicle to be diagnosed and converting the vehicle fault information into fault data identified by the intelligent terminal; the first communication module is connected with the signal conversion module, and the signal conversion module is further used for sending the fault data to the fault diagnosis module through the first communication module; the fault diagnosis module stores and analyzes the fault data to obtain a diagnosis result; the display module is connected with the fault diagnosis module and is used for displaying the diagnosis result.
In a preferred embodiment, the intelligent terminal further includes a second communication module, the second communication module is connected to the fault diagnosis module, and the second communication module is configured to wirelessly communicate with the first communication module and transmit the fault data.
In a preferred embodiment, the fault diagnosis module comprises a storage unit and an analysis unit; the storage unit is connected with the second communication module and is used for storing the fault data; the analysis unit is connected with the storage unit and is used for analyzing the fault data; the display module is connected with the analysis unit.
In a preferred embodiment, the first communication module and the second communication module are bluetooth modules or Wi-Fi modules.
In a preferred embodiment, the signal conversion module includes a main control module, a transmission module and an interface module; the first communication module is connected with the main control module, the main control module is connected with the transmission module, the transmission module is connected with the interface module, and the interface module is used for connecting a vehicle to be diagnosed; the intelligent terminal comprises an interface module, a transmission module, a main control module and a first communication module, wherein the interface module and the transmission module are used for acquiring vehicle fault information of a vehicle to be diagnosed and transmitting the vehicle fault information to the main control module, the main control module is used for receiving the vehicle fault information and converting the vehicle fault information into fault data identified by the intelligent terminal, and the main control module sends the fault data to the fault diagnosis module through the first communication module.
In a preferred embodiment, the transmission module includes a K line, a CAN bus line, a single CAN bus line, a VPW line, and a PWN line, one end of the K line, the CAN bus line, the single CAN bus line, the VPW line, and the PWN line is connected to the main control module, and the other end of the K line, the CAN bus line, the single CAN bus line, the VPW line, and the PWN line is connected to the interface module.
In a preferred embodiment, the vehicle fault diagnosis device further includes a wireless communication display module, the wireless communication display module is connected to the main control module, and the wireless communication display module is configured to display a connection state of the first communication module.
In a preferred embodiment, the vehicle fault diagnosis device further includes a system operation display module, the system operation display module is connected to the main control module, and the system operation display module is configured to display an operation state of the main control module.
In a preferred embodiment, the main control module is an MCU chip.
In a preferred embodiment, the interface module is an OBD interface.
Compared with the prior art, the utility model provides a vehicle failure diagnosis system, signal conversion module pass through first communication module will fault data send to fault diagnosis module, through fault diagnosis module is right fault data saves and resolves, reachs the diagnosis result, just display module shows the diagnosis result can save and resolve vehicle failure information through intelligent terminal promptly, has left out accessories such as vehicle failure diagnosis device's screen, button, and vehicle failure diagnosis device's accessory is less, and occupation space is little, and the consumption is less, and is with low costs, and the user can obtain the diagnosis result through intelligent terminal's display module, the simple operation.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic block diagram of a vehicle fault diagnosis system provided by the present invention;
fig. 2 is a functional block diagram of a vehicle failure diagnosis device in the vehicle failure diagnosis system shown in fig. 1.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic block diagram of a vehicle fault diagnosis system 100 according to the present invention. The utility model provides a vehicle failure diagnosis system 100, including vehicle failure diagnosis device 10 and intelligent terminal 20. The vehicle fault diagnosis device 10 comprises a signal conversion module 11 and a first communication module 12; the intelligent terminal 20 includes a fault diagnosis module 21 and a display module 22.
The signal conversion module 11 is configured to obtain vehicle fault information of a vehicle to be diagnosed, and convert the vehicle fault information into fault data identified by the intelligent terminal 20; the first communication module 12 is connected to the signal conversion module 11, and the signal conversion module 11 is further configured to send the fault data to the fault diagnosis module 21 through the first communication module 12; the fault diagnosis module 21 stores and analyzes the fault data to obtain a diagnosis result; the display module 22 is connected to the fault diagnosis module 21 and is configured to display the diagnosis result.
The utility model provides a vehicle failure diagnosis system 100, signal conversion module 11 passes through first communication module 12 will fault data send to fault diagnosis module 21, through fault diagnosis module 21 is right fault data saves and resolves, reachs the diagnosis result, just display module 22 shows the diagnosis result can save and resolve vehicle failure information through intelligent terminal 20 promptly, has left out accessories such as screen, button of vehicle failure diagnosis device 10, and vehicle failure diagnosis device 10's accessory is less, and occupation space is little, and the consumption is less, and is with low costs, and the user can obtain the diagnosis result through intelligent terminal 20's display module 22, the simple operation.
Referring to fig. 2, the intelligent terminal 20 further includes a second communication module 23, the second communication module 23 is connected to the fault diagnosis module 21, and the second communication module 23 is configured to wirelessly communicate with the first communication module 12 and transmit the fault data, it can be understood that the first communication module 12 and the second communication module 23 may be a bluetooth module or a Wi-Fi module, and the fault data is transmitted through the wireless connection between the first communication module 12 and the second communication module 23.
Further, the fault diagnosis module 21 includes a storage unit 211 and an analysis unit 212; the storage unit 211 is connected to the second communication module 23 and is configured to store the failure data; the analysis unit 212 is connected to the storage unit 211 and is configured to analyze the fault data; the display module 22 is connected to the parsing unit 212. Specifically, the analysis unit 202 reads the fault data in the storage unit 211, and compares the fault data with a preset fault threshold value, so as to obtain a fault result.
The signal conversion module 11 comprises a main control module 111, a transmission module 112 and an interface module 113; the first communication module 12 is connected to the main control module 111, the main control module 111 is connected to the transmission module 112, the transmission module 112 is connected to the interface module 113, and the interface module 113 is used for connecting to a vehicle to be diagnosed; the interface module 113 and the transmission module 112 are configured to acquire vehicle fault information of a vehicle to be diagnosed, and transmit the vehicle fault information to the main control module 111, the main control module 111 is configured to receive the vehicle fault information, and convert the vehicle fault information into fault data identified by the intelligent terminal 20, and the main control module 111 sends the fault data to the fault diagnosis module 21 through the first communication module 12. Specifically, main control module 111 is an MCU (Microcontroller Unit) chip, interface module 113 is an OBD interface, and interface module 113 is connected with an OBD II joint of the vehicle to be diagnosed.
Specifically, the transmission module 112 includes a K line, a CAN bus line, a single CAN bus line, a VPW line, and a PWN line, one end of the K line, the CAN bus line, the single CAN bus line, the VPW line, and the PWN line is connected to the main control module 111, and the other end of the K line, the CAN bus line, the single CAN bus line, the VPW line, and the PWN line is connected to the interface module 113; the transmission module 112 is used to transmit vehicle fault information.
Further, the vehicle fault diagnosis device 10 further includes a wireless communication display module 13, the wireless communication display module 13 is connected to the main control module 111, and the wireless communication display module 13 is configured to display a connection state of the first communication module 12. For example, the wireless communication display module 13 may be a blue display lamp, and when the first communication module 12 is successfully connected, the blue display lamp is turned on, otherwise, the blue display lamp is not turned on, so that the user can know the connection state of the first communication module 12, and the connection state is obvious.
The vehicle fault diagnosis device 10 further includes a system operation display module 14, the system operation display module 14 is connected to the main control module 111, and the system operation display module 14 is configured to display an operation state of the main control module 111. For example, the system operation display module 14 may be a red display lamp, and when the main control module 111 is successfully started, the red display lamp is turned on, otherwise, the red display lamp is not turned on, and when the main control module 111 receives and transmits data, the red display lamp flickers, so that the user can know the operation state of the main control module 111, and the operation state is obvious.
In other embodiments, the main control module 111 may be further connected to a verification module, where the verification module is configured to verify whether the working environment of the main control module 111 is legal, specifically, the verification module may be an encryption chip, after the main control module 111 is powered on, it may first verify whether the hardware is legal through the encryption chip, the main control module 111 does not work if the hardware is illegal, and selectively destroys the hardware, and if the hardware is legal, the next operation is performed, and the verification module further improves the security of the working environment of the main control module 111.
The utility model provides a vehicle failure diagnosis system 100, signal conversion module 11 passes through first communication module 12 will fault data send to fault diagnosis module 21, through fault diagnosis module 21 is right fault data saves and resolves, reachs the diagnosis result, just display module 22 shows the diagnosis result can save and resolve vehicle failure information through intelligent terminal 20 promptly, has left out accessories such as screen, button of vehicle failure diagnosis device 10, and vehicle failure diagnosis device 10's accessory is less, and occupation space is little, and the consumption is less, and is with low costs, and the user can obtain the diagnosis result through intelligent terminal 20's display module 22, the simple operation.
The above is only the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and drawings, or directly or indirectly applied to other related technical fields, all included in the protection scope of the present invention.
Claims (10)
1. A vehicle fault diagnosis system is characterized by comprising a vehicle fault diagnosis device and an intelligent terminal; the vehicle fault diagnosis device comprises a signal conversion module and a first communication module; the intelligent terminal comprises a fault diagnosis module and a display module;
the signal conversion module is used for acquiring vehicle fault information of a vehicle to be diagnosed and converting the vehicle fault information into fault data identified by the intelligent terminal; the first communication module is connected with the signal conversion module, and the signal conversion module is further used for sending the fault data to the fault diagnosis module through the first communication module; the fault diagnosis module stores and analyzes the fault data to obtain a diagnosis result; the display module is connected with the fault diagnosis module and is used for displaying the diagnosis result.
2. The vehicle fault diagnosis system according to claim 1, wherein the intelligent terminal further comprises a second communication module, the second communication module is connected to the fault diagnosis module, and the second communication module is configured to wirelessly communicate with the first communication module and transmit the fault data.
3. The vehicle fault diagnosis system according to claim 2, wherein the fault diagnosis module includes a storage unit and a resolution unit; the storage unit is connected with the second communication module and is used for storing the fault data; the analysis unit is connected with the storage unit and is used for analyzing the fault data; the display module is connected with the analysis unit.
4. The vehicle fault diagnosis system of claim 3, wherein the first communication module and the second communication module are bluetooth modules or Wi-Fi modules.
5. The vehicle fault diagnosis system of claim 4, wherein the signal conversion module comprises a master control module, a transmission module and an interface module; the first communication module is connected with the main control module, the main control module is connected with the transmission module, the transmission module is connected with the interface module, and the interface module is used for connecting a vehicle to be diagnosed; the intelligent terminal comprises an interface module, a transmission module, a main control module and a first communication module, wherein the interface module and the transmission module are used for acquiring vehicle fault information of a vehicle to be diagnosed and transmitting the vehicle fault information to the main control module, the main control module is used for receiving the vehicle fault information and converting the vehicle fault information into fault data identified by the intelligent terminal, and the main control module sends the fault data to the fault diagnosis module through the first communication module.
6. The vehicle fault diagnosis system according to claim 5, wherein the transmission module includes a K-line, a CAN bus line, a single CAN bus line, a VPW line, and a PWN line, one end of the K-line, the CAN bus line, the single CAN bus line, the VPW line, and the PWN line is connected to the main control module, and the other end of the K-line, the CAN bus line, the single CAN bus line, the VPW line, and the PWN line is connected to the interface module.
7. The vehicle fault diagnosis system according to claim 6, wherein the vehicle fault diagnosis apparatus further comprises a wireless communication display module, the wireless communication display module is connected to the main control module, and the wireless communication display module is configured to display a connection state of the first communication module.
8. The vehicle fault diagnosis system of claim 7, wherein the vehicle fault diagnosis device further comprises a system operation display module, the system operation display module is connected to the main control module, and the system operation display module is configured to display an operation state of the main control module.
9. The vehicle fault diagnosis system according to claim 8, wherein the main control module is an MCU chip.
10. The vehicle fault diagnostic system of claim 9, wherein the interface module is an OBD interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921261830.4U CN210416485U (en) | 2019-08-06 | 2019-08-06 | Vehicle fault diagnosis system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921261830.4U CN210416485U (en) | 2019-08-06 | 2019-08-06 | Vehicle fault diagnosis system |
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| Publication Number | Publication Date |
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| CN210416485U true CN210416485U (en) | 2020-04-28 |
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| CN201921261830.4U Active CN210416485U (en) | 2019-08-06 | 2019-08-06 | Vehicle fault diagnosis system |
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| CN (1) | CN210416485U (en) |
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- 2019-08-06 CN CN201921261830.4U patent/CN210416485U/en active Active
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