CN214174910U - Vehicle-mounted computer diagnosis development calibration and measurement device - Google Patents
Vehicle-mounted computer diagnosis development calibration and measurement device Download PDFInfo
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- CN214174910U CN214174910U CN202120516118.5U CN202120516118U CN214174910U CN 214174910 U CN214174910 U CN 214174910U CN 202120516118 U CN202120516118 U CN 202120516118U CN 214174910 U CN214174910 U CN 214174910U
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Abstract
The utility model discloses a vehicle-mounted computer diagnosis development calibration and measurement device, which comprises a vehicle-mounted system, a display screen and a fault lamp, wherein the surface of the vehicle-mounted system is respectively and fixedly provided with the display screen and the fault lamp, the display screen and the fault lamp are electrically connected through a lead, the vehicle-mounted system is electrically connected with a power module, the vehicle-mounted system comprises an OBD system and a detection system, the detection system is mutually connected with the display screen through wireless transmission, the OBD system comprises a fault management module, various diagnosis function modules and a fault path management system, the fault management module, the various diagnosis function modules and the fault path management system are mutually connected with the display screen through wireless transmission, the OBD system is arranged, thus diagnosis and detection can be carried out when the vehicle runs, and the result of the diagnosis and detection is indicated to a driver through the fault lamp, therefore, the driver can more intuitively know the specific position of the fault and the reason of the fault.
Description
Technical Field
The utility model relates to an on-vehicle diagnosis and measuring equipment technical field specifically are an on-vehicle computer diagnosis development is markd and measuring device.
Background
With the release of two new standards of GB18285-2018 gasoline vehicle pollutant emission limit and measuring method and GB3847-2018 diesel vehicle pollutant emission limit and measuring method, the detection requirement of vehicle-mounted diagnosis OBD is increased for the vehicle environmental protection inspection, and the requirement of mounting a remote emission management vehicle-mounted terminal on a heavy vehicle is increased by GB17691-2018 heavy diesel vehicle pollutant emission limit and measuring method (the sixth stage in China), but how to detect and measure and verify vehicle-mounted diagnosis OBD equipment and the remote emission management vehicle-mounted terminal does not have a definite method and means for detection and measurement verification, so that a vehicle-mounted computer diagnosis development calibration and measuring device is urgently needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vehicle-mounted computer diagnosis development is markd and measuring device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an on-vehicle computer diagnosis development is markd and measuring device, includes on-vehicle system, display screen and trouble lamp, on-vehicle system's surface is fixed display screen and the trouble lamp of being provided with respectively, display screen and trouble lamp pass through wire electric connection, on-vehicle system and power module electric connection, just on-vehicle system includes OBD system and detecting system, detecting system passes through wireless transmission and display screen interconnect, the OBD system includes fault management module, various diagnosis functional module and trouble route management system, just fault management module, various diagnosis functional module and trouble route management system all are through wireless transmission's mode and display screen interconnect.
As a further aspect of the present invention: the diagnosis function modules comprise a circuit continuity diagnosis module, an engine control unit diagnosis module and a functional diagnosis module, wherein the circuit continuity diagnosis module is formed by combining a sensor and an actuator, the engine control unit diagnosis module is formed by combining an EPROM (erasable programmable read-only memory) checking unit and an EEPROM (electrically erasable programmable read-only memory) checking unit, and the functional diagnosis module comprises an oil supply system, a fire system, an oxygen sensor signal system and a catalyst efficiency system.
As a further aspect of the present invention: the sensor comprises an air flow meter, a speed sensor and a water temperature sensor, and the actuator consists of a fuel injector and an idling actuator.
As a further aspect of the present invention: the fault path management system includes faulty light control, various trigger conditions, and diagnostic operating time.
As a further aspect of the present invention: the diagnostic function modules comprise state arrays and fault code memories, the diagnostic function modules are connected with a scanning tool through a scanning tool interface, and one end of the scanning tool interface is connected with a diagnostic instrument interface.
As a further aspect of the present invention: the fault management module comprises a fault cooling module, an MIL control module, a fault memory management module and a scanning tool interface, wherein the MIL control module is connected with the fault lamp.
As a further aspect of the present invention: and the port of the detection system is mutually connected with the automobile exhaust discharge pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an install OBD system and diagnostic instrument interface, just so can go at the in-process that the vehicle travel record the diagnosis and detect, the result that the diagnosis detected is instructing the driver through the trouble lamp, thereby make the driver can more audio-visually know the concrete position of trouble and reason, the repair and the maintenance in the later stage of being convenient for, the device can be convenient for the driver through detecting the diagnosis in addition and know holistic performance, in time discover the trouble and give the rectification, the security and the validity of vehicle have been guaranteed.
Drawings
FIG. 1 is a schematic diagram of an overall front view structure of a vehicle-mounted computer diagnosis development calibration and measurement device.
FIG. 2 is a block diagram of the overall system of the vehicle-mounted computer diagnostic development calibration and measurement device.
FIG. 3 is a system diagram of a diagnostic module in the vehicle-mounted computer diagnostic development calibration and measurement device.
FIG. 4 is a block diagram of a fault path management system in the vehicle-mounted computer diagnostic development calibration and measurement device.
FIG. 5 is a system diagram of a fault management module in the vehicle-mounted computer diagnostic development calibration and measurement device.
In the figure: the system comprises an on-board system 1, a display screen 2, a fault lamp 3, a power supply module 4, a fault memory management module 5, an OBD system 6, a detection system 7, a fault management module 8, various diagnosis function modules 9, a fault path management system 10, a circuit continuity diagnosis module 11, an engine control unit diagnosis module 12, a functional diagnosis module 13, a sensor 14, an actuator 15, an injector 16, an idle speed actuator 17, an air flow meter 18, a speed sensor 19, a water temperature sensor 20, an oil supply system 21, a misfire system 22, an oxygen sensor signal system 23, a catalyst efficiency system 24, an EPROM25 inspection unit, an EEPROM inspection unit 26, a diagnostic instrument interface 27, a scanning tool 28, a fault cooling module 29 and an MIL control module 30.
Detailed Description
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 5, in an embodiment of the present invention, a vehicle-mounted computer diagnosis, development, calibration and measurement apparatus includes a vehicle-mounted system 1, a display screen 2 and a fault lamp 3, the display screen 2 is connected to the whole vehicle-mounted system 1, so that when a diagnosis measurement result comes out, the result can be directly displayed through the display screen 2, the flashing sequence and number of the fault lamp 3 can be used to visually express the reason of the fault, the display screen 2 and the fault lamp 3 are respectively and fixedly disposed on the surface of the vehicle-mounted system 1, the display screen 2 is electrically connected to the fault lamp 3 through a wire, the vehicle-mounted system 1 is electrically connected to a power module 4, the vehicle-mounted system 1 includes an OBD system 6 and a detection system 7, the detection system 7 is connected to the display screen 2 through wireless transmission, the OBD system 6 includes a fault management module 8, various diagnosis function modules 9 and a fault path management system 10, and the fault management module 8, various diagnosis function modules 9 and the fault path management system 10 are all connected with the display screen 2 in a wireless transmission mode.
Referring to fig. 3, the various diagnostic function modules 9 include a circuit continuity diagnostic module 11, an engine control unit diagnostic module 12 and a functional diagnostic module 13, the circuit continuity diagnostic module 11 is formed by combining a sensor 14 and an actuator 15, the circuit continuity diagnostic module 11 is operated such that if there is a fault, MIL is on after three driving cycles and if there is no fault, MIL is off after three driving cycles, the functional diagnostic module 13 is operated such that if there is an aging fault in the catalyst efficiency system 24, the oil supply system 21 and the oxygen sensor signal system 23, MIL is on after three driving cycles with a fault and if there is no fault, MIL is off, and if the catalyst efficiency system 24 is damaged, MIL is flashed immediately when the functional diagnostic module 22 is diagnosed, the engine control unit diagnostic module 12 is combined by an EPROM check unit 25 and an EEPROM check unit 26, the functional diagnostic module 13 then comprises an oil supply system 21, a misfire system 22, an oxygen sensor signal system 23 and a catalyst efficiency system 24.
Referring to fig. 3, the sensor 14 includes an air flow meter 18, a speed sensor 19 and a water temperature sensor 20, and the sensor 14 detects data change during vehicle operation and transmits a signal code to the diagnostic system, so as to determine a fault problem of the vehicle, and the actuator 15 is composed of an injector 16 and an idle speed actuator 17.
Referring to fig. 4, the fault path management system 10 includes faulty lamp control, various trigger conditions, and diagnostic operating times.
Referring to fig. 4, the various diagnostic function modules 9 include a status array and a fault code memory, and the various diagnostic function modules 9 are further connected to a scanning tool 28 through a scanning tool interface, and one end of the scanning tool interface is further connected to a diagnostic apparatus interface 27.
Referring to fig. 5, the fault management module 8 includes a fault cooling module 29, an MIL control module 30, a fault memory management module 5, and a scan tool interface, where the MIL control module 30 is connected to the fault lamp 3.
Referring to fig. 1, a port of the detection system 7 is connected to an exhaust pipe of the vehicle.
The utility model discloses a theory of operation is: during the running process of the vehicle, the OBD system 6 and the detection system 7 in the vehicle-mounted system 1 are operated, when the OBD system 6 is operated, fault information needs to be recorded and faults need to be indicated to a driver, so that the safety and the effectiveness of the vehicle can be guaranteed, parts can be protected from being damaged, when faults are recorded, the fault management module 8, the various diagnosis function modules 9 and the fault path management system 10 act simultaneously, once faults occur to the parts or the functions, a history record is established for the parts or the functions, the parts or the functions are tracked in the future, the detected fault information forms a fault code memory, and then corresponding information is output to a scanning tool through controlling MIL and EPCL, and the history record is added or deleted.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides a vehicle-mounted computer diagnosis development is markd and measuring device, includes on-vehicle system (1), display screen (2) and trouble lamp (3), its characterized in that: the surface of on-vehicle system (1) is fixed display screen (2) and trouble lamp (3) of being provided with respectively, wire electric connection is passed through in display screen (2) and trouble lamp (3), on-vehicle system (1) and power module (4) electric connection, just on-vehicle system (1) includes OBD system (6) and detecting system (7), detecting system (7) are through wireless transmission and display screen (2) interconnect, OBD system (6) are including fault management module (8), various diagnosis functional module (9) and trouble route management system (10), just fault management module (8), various diagnosis functional module (9) and trouble route management system (10) are all through wireless transmission's mode and display screen (2) interconnect.
2. The vehicle-mounted computer diagnosis, development, calibration and measurement device according to claim 1, characterized in that: the various diagnostic function modules (9) comprise a circuit continuity diagnostic module (11), an engine control unit diagnostic module (12) and a functional diagnostic module (13), the circuit continuity diagnostic module (11) in turn being combined by means of a sensor (14) and an actuator (15), the engine control unit diagnostic module (12) being combined by an EPROM check unit (25) and an EEPROM check unit (26) and the functional diagnostic module (13) comprising an oil supply system (21), a misfire system (22), an oxygen sensor signal system (23) and a catalyst efficiency system (24).
3. The vehicle-mounted computer diagnosis, development, calibration and measurement device according to claim 2, characterized in that: the sensor (14) comprises an air flow meter (18), a speed sensor (19) and a water temperature sensor (20), and the actuator (15) consists of an oil injector (16) and an idle speed actuator (17).
4. The vehicle-mounted computer diagnosis, development, calibration and measurement device according to claim 1, characterized in that: the fault path management system (10) includes a faulty light control, various trigger conditions, and diagnostic operating times.
5. The vehicle-mounted computer diagnosis, development, calibration and measurement device according to claim 1, characterized in that: the various diagnostic function modules (9) comprise state arrays and fault code memories, the various diagnostic function modules (9) are connected with a scanning tool (28) through a scanning tool interface, and one end of the scanning tool interface is connected with a diagnostic instrument interface (27).
6. The vehicle-mounted computer diagnosis, development, calibration and measurement device according to claim 1, characterized in that: the fault management module (8) comprises a fault cooling module (29), an MIL control module (30), a fault memory management module (5) and a scanning tool interface, wherein the MIL control module (30) is connected with the fault lamp (3) in turn.
7. The vehicle-mounted computer diagnosis, development, calibration and measurement device according to claim 1, characterized in that: and the port of the detection system (7) is connected with the automobile exhaust discharge pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120516118.5U CN214174910U (en) | 2021-03-11 | 2021-03-11 | Vehicle-mounted computer diagnosis development calibration and measurement device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120516118.5U CN214174910U (en) | 2021-03-11 | 2021-03-11 | Vehicle-mounted computer diagnosis development calibration and measurement device |
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| CN214174910U true CN214174910U (en) | 2021-09-10 |
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| CN202120516118.5U Expired - Fee Related CN214174910U (en) | 2021-03-11 | 2021-03-11 | Vehicle-mounted computer diagnosis development calibration and measurement device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117647968A (en) * | 2024-01-29 | 2024-03-05 | 深圳益实科技有限公司 | Remote intelligent diagnosis and analysis system for faults of vehicle-mounted display screen |
| CN117647968B (en) * | 2024-01-29 | 2024-04-26 | 深圳益实科技有限公司 | Remote intelligent diagnosis and analysis system for faults of vehicle-mounted display screen |
-
2021
- 2021-03-11 CN CN202120516118.5U patent/CN214174910U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117647968A (en) * | 2024-01-29 | 2024-03-05 | 深圳益实科技有限公司 | Remote intelligent diagnosis and analysis system for faults of vehicle-mounted display screen |
| CN117647968B (en) * | 2024-01-29 | 2024-04-26 | 深圳益实科技有限公司 | Remote intelligent diagnosis and analysis system for faults of vehicle-mounted display screen |
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