CN204334605U - A kind of car load bus system testing apparatus - Google Patents
A kind of car load bus system testing apparatus Download PDFInfo
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- CN204334605U CN204334605U CN201520064244.6U CN201520064244U CN204334605U CN 204334605 U CN204334605 U CN 204334605U CN 201520064244 U CN201520064244 U CN 201520064244U CN 204334605 U CN204334605 U CN 204334605U
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- switch
- control module
- engine
- bus system
- car load
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Abstract
The utility model discloses a kind of car load bus system testing apparatus, it comprises car formula stand and is arranged on the ECU (Electrical Control Unit) on car formula stand, described ECU (Electrical Control Unit) comprises car load bus system and power module, described car load bus system comprises engine control module, full-vehicle control module, Transmission Control Module and CAN communication network-bus, and described engine control module, full-vehicle control module are connected with CAN communication network-bus both-way communication respectively by respective CAN interface with Transmission Control Module.The utility model can realize comprehensive testing results of car load bus system and fault simulation and on-line fault diagnosis, there is the multiple advantages such as structure is simple and clear, clear principle, integrated level are high, opening is strong, fail safe is high, testing cost is low, avoid the drawback that prior art needs the whole CAN system of real vehicle ability full test, it is convenient that development and testing work for car load bus system provides, and has using value.
Description
Technical field
The utility model relates to a kind of car load bus system testing apparatus, belongs to technical field of automotive electronics.
Background technology
CAN is solve the communication protocol that between automotive interior electronic device, real time communication is developed by company of German Bosch the beginning of the eighties in last century.At the beginning of foundation, CAN is just positioned the fieldbus of automotive interior, has that transmission speed is fast, high reliability.But existing CAN test macro can only do emulation testing or simple function test, comprehensive functional test can not be carried out to the whole CAN system of exploitation, on real vehicle, just must can carry out full test, there is testing cost very high, the limitation such as poor compatibility problem.
Summary of the invention
For the problems referred to above that prior art exists, the purpose of this utility model is to provide one can realize low cost, high integration realistic simulation real vehicle operation conditions, has compatible good, the car load bus system testing apparatus of expanding convenient, the open advantage such as strong.
For achieving the above object, the utility model adopts following technical scheme:
A kind of car load bus system testing apparatus, comprise car formula stand and be arranged on the ECU (Electrical Control Unit) on car formula stand, described ECU (Electrical Control Unit) comprises car load bus system and power module, described car load bus system comprises engine control module, full-vehicle control module, Transmission Control Module and CAN communication network-bus, and described engine control module, full-vehicle control module are connected with CAN communication network-bus both-way communication respectively by respective CAN interface with Transmission Control Module; Described power module comprises 12V DC power supply, mains switch and fuse relay, described 12V DC power supply is connected with mains switch, described mains switch is connected with fuse relay, and described fuse relay is connected with Transmission Control Module with engine control module, full-vehicle control module respectively.
Slide rheostat A, gas pedal, spark plug, air throttle, oil atomizer and LED light A that described engine control module comprises engine controller, inputs analog switch A, simulates for input variable, described input analog switch A, for input variable simulation slide rheostat A be all connected with the input of engine controller with gas pedal, described spark plug, air throttle, oil atomizer and LED light A are all connected with the output of engine controller.
Furtherly, described input analog switch A comprises the standby analog switch of engine, engine start analog switch, engine maintaining analog switch, engine diagnostic analog switch and engine failure simulation switch; Described slide rheostat A simulates for the input variable of inlet pressure, coolant temperature, chilled water, engine oil pressure and oil temperature value; Described LED light A comprises engine standby indicating lamp, engine start indicator light, coolant water temperature height alarm lamp, the low alarm lamp of engine oil pressure and SES Service Engine Soon.
Slide rheostat B, panel board and LED light B that described full-vehicle control module comprises entire car controller, inputs analog switch B, simulates for input variable, described input analog switch B is all connected with the input of entire car controller with the slide rheostat B simulated for input variable, and described panel board and LED light B are all connected with the output of entire car controller.
Furtherly, described input analog switch B comprises automatic run switch, brake switch, parking brake switch, ABS-system fault switch and reversing danger alarming switch; Described slide rheostat B is used for the input variable simulation of vehicle interior temperature, car outer temperature, cell voltage, fuel liquid level and tire pressure value; Described LED light B comprises automatic run indicator, brake indicator lamp, battery charging state indicator light, the low alarm lamp of amount of fuel and reversing danger warning indicator light.
Slide rheostat C, driving switch and LED light C that described Transmission Control Module comprises gearbox control, inputs analog switch C, simulates for input variable, described input analog switch C, for input variable simulation slide rheostat C be connected with the input of gearbox control with driving switch, described LED light C is connected with the output of gearbox control.
Furtherly, described input analog switch C comprises clutch switch, sensor fault switch and electromagnetic valve switch; Described slide rheostat C is used for the input variable simulation of lubricating oil temperature, hydraulic fluid temperature, hydraulic oil pressure force value; Described LED light C comprises lubricating oil temperature height alarm lamp, hydraulic fluid temperature height alarm lamp, sensor fault indicator light and solenoid valve failure indicator light.
Preferably, described car load bus system testing apparatus also comprises key switch and air-conditioning switch.
Compared with prior art, the car load bus system testing apparatus that the utility model provides, can realize comprehensive testing results of car load bus system and fault simulation and on-line fault diagnosis, there is the multiple advantages such as structure is simple and clear, clear principle, integrated level are high, opening is strong, fail safe is high, testing cost is low, avoid the drawback that prior art needs the whole CAN system of real vehicle ability full test, it is convenient that development and testing work for car load bus system provides, and has using value.
Accompanying drawing explanation
Fig. 1 is the backsight structural representation of a kind of car load bus system testing apparatus that the utility model provides;
Fig. 2 is the side-looking structural representation of a kind of car load bus system testing apparatus that the utility model provides;
Fig. 3 is the structured flowchart of ECU (Electrical Control Unit) described in the utility model;
Fig. 4 is the structured flowchart of engine control module described in the utility model;
Fig. 5 is the structured flowchart of full-vehicle control module described in the utility model;
Fig. 6 is the structured flowchart of Transmission Control Module described in the utility model.
In figure: 1, car formula stand; 2, car load bus system; 21, engine control module; 211, engine controller; 212, analog switch A is inputted; 213, for the slide rheostat A of input variable simulation; 214, gas pedal; 215, spark plug; 216, air throttle; 217, oil atomizer; 218, LED light A; 22, full-vehicle control module; 221, entire car controller; 222, analog switch B is inputted; 223, for the slide rheostat B of input variable simulation; 224, panel board; 225, LED light B; 23, Transmission Control Module; 231, gearbox control; 232, analog switch C is inputted; 233, for the slide rheostat C of input variable simulation; 234, driving switch; 235, LED light C; 24, CAN communication network-bus; 3, CAN interface; 4, power module; 41,12V DC power supply; 42, mains switch; 43, fuse relay; 5, key switch; 6, air-conditioning switch.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the technical solution of the utility model is described in further detail and completely.
Shown in composition graphs 1 to Fig. 3: a kind of car load bus system testing apparatus that the utility model provides, the ECU (Electrical Control Unit) comprising car formula stand 1 and be arranged on car formula stand 1, described ECU (Electrical Control Unit) comprises car load bus system 2 and power module 4, described car load bus system 2 comprises engine control module 21, full-vehicle control module 22, Transmission Control Module 23 and CAN communication network-bus 24, described engine control module 21, full-vehicle control module 22 is connected with CAN communication network-bus 24 both-way communication respectively by respective CAN interface 3 with Transmission Control Module 23, described power module 4 comprises 12V DC power supply 41, mains switch 42 and fuse relay 43, described 12V DC power supply 41 is connected with mains switch 42, described mains switch 42 is connected with fuse relay 43, and described fuse relay 43 is connected with Transmission Control Module 23 with engine control module 21, full-vehicle control module 22 respectively.
As shown in Figure 4: described engine control module 21 comprises engine controller 211, input analog switch A 212, for the slide rheostat A 213 of input variable simulation, gas pedal 214, spark plug 215, air throttle 216, oil atomizer 217 and LED light A 218, described input analog switch A 212, slide rheostat A 213 for input variable simulation is all connected with the input of engine controller 211 with gas pedal 214, described spark plug 215, air throttle 216, oil atomizer 217 is all connected with the output of engine controller 211 with LED light A 218.
Described input analog switch A 212 comprises the standby analog switch of engine, engine start analog switch, engine maintaining analog switch, engine diagnostic analog switch and engine failure simulation switch; Described slide rheostat A simulates for the input variable of inlet pressure, coolant temperature, chilled water, engine oil pressure and oil temperature value; Described LED light A comprises engine standby indicating lamp, engine start indicator light, coolant water temperature height alarm lamp, the low alarm lamp of engine oil pressure and SES Service Engine Soon.
As shown in Figure 5: slide rheostat B 223, panel board 224 and LED light B 225 that described full-vehicle control module 22 comprises entire car controller 221, inputs analog switch B 222, simulates for input variable, described input analog switch B 222 is all connected with the input of entire car controller 221 with the slide rheostat B 223 simulated for input variable, and described panel board 224 is all connected with the output of entire car controller 221 with LED light B 225.
Described input analog switch B 222 comprises automatic run switch, brake switch, parking brake switch, ABS-system fault switch and reversing danger alarming switch; Described slide rheostat B 223 is for the input variable simulation of vehicle interior temperature, car outer temperature, cell voltage, fuel liquid level and tire pressure value; Described LED light B 225 comprises automatic run indicator, brake indicator lamp, battery charging state indicator light, the low alarm lamp of amount of fuel and reversing danger warning indicator light.
As shown in Figure 6: slide rheostat C 233, driving switch 234 and LED light C 235 that described Transmission Control Module 23 comprises gearbox control 231, inputs analog switch C 232, simulates for input variable, described input analog switch C 232, for input variable simulation slide rheostat C 233 be connected with the input of driving switch 234 with gearbox control 231, described LED light C 235 is connected with the output of gearbox control 231.
Described input analog switch C 232 comprises clutch switch, sensor fault switch and electromagnetic valve switch; Described slide rheostat C 233 simulates for the input variable of lubricating oil temperature, hydraulic fluid temperature, hydraulic oil pressure force value; Described LED light C 235 comprises lubricating oil temperature height alarm lamp, hydraulic fluid temperature height alarm lamp, sensor fault indicator light and solenoid valve failure indicator light.
Preferably, described car load bus system testing apparatus also comprises key switch 5 and air-conditioning switch 6.
The car load bus system testing apparatus that the utility model provides, can realize comprehensive testing results of car load bus system and fault simulation and on-line fault diagnosis, there is the multiple advantages such as structure is simple and clear, clear principle, integrated level are high, opening is strong, fail safe is high, testing cost is low, avoid the drawback that prior art needs the whole CAN system of real vehicle ability full test, it is convenient that development and testing work for car load bus system provides, and has using value.
Finally be necessary described herein: foregoing is only for being described in further detail the technical solution of the utility model; can not be interpreted as the restriction to the utility model protection range, some nonessential improvement that those skilled in the art makes according to foregoing of the present utility model and adjustment all belong to protection range of the present utility model.
Claims (8)
1. a car load bus system testing apparatus, it is characterized in that: comprise car formula stand and be arranged on the ECU (Electrical Control Unit) on car formula stand, described ECU (Electrical Control Unit) comprises car load bus system and power module, described car load bus system comprises engine control module, full-vehicle control module, Transmission Control Module and CAN communication network-bus, and described engine control module, full-vehicle control module are connected with CAN communication network-bus both-way communication respectively by respective CAN interface with Transmission Control Module; Described power module comprises 12V DC power supply, mains switch and fuse relay, described 12V DC power supply is connected with mains switch, described mains switch is connected with fuse relay, and described fuse relay is connected with Transmission Control Module with engine control module, full-vehicle control module respectively.
2. car load bus system testing apparatus according to claim 1, it is characterized in that: slide rheostat A, gas pedal, spark plug, air throttle, oil atomizer and LED light A that described engine control module comprises engine controller, inputs analog switch A, simulates for input variable, described input analog switch A, for input variable simulation slide rheostat A be all connected with the input of engine controller with gas pedal, described spark plug, air throttle, oil atomizer and LED light A are all connected with the output of engine controller.
3. car load bus system testing apparatus according to claim 2, is characterized in that: described input analog switch A comprises the standby analog switch of engine, engine start analog switch, engine maintaining analog switch, engine diagnostic analog switch and engine failure simulation switch; Described slide rheostat A simulates for the input variable of inlet pressure, coolant temperature, chilled water, engine oil pressure and oil temperature value; Described LED light A comprises engine standby indicating lamp, engine start indicator light, coolant water temperature height alarm lamp, the low alarm lamp of engine oil pressure and SES Service Engine Soon.
4. car load bus system testing apparatus according to claim 1, it is characterized in that: slide rheostat B, panel board and LED light B that described full-vehicle control module comprises entire car controller, inputs analog switch B, simulates for input variable, described input analog switch B is all connected with the input of entire car controller with the slide rheostat B simulated for input variable, and described panel board and LED light B are all connected with the output of entire car controller.
5. car load bus system testing apparatus according to claim 4, is characterized in that: described input analog switch B comprises automatic run switch, brake switch, parking brake switch, ABS-system fault switch and reversing danger alarming switch; Described slide rheostat B is used for the input variable simulation of vehicle interior temperature, car outer temperature, cell voltage, fuel liquid level and tire pressure value; Described LED light B comprises automatic run indicator, brake indicator lamp, battery charging state indicator light, the low alarm lamp of amount of fuel and reversing danger warning indicator light.
6. car load bus system testing apparatus according to claim 1, it is characterized in that: slide rheostat C, driving switch and LED light C that described Transmission Control Module comprises gearbox control, inputs analog switch C, simulates for input variable, described input analog switch C, for input variable simulation slide rheostat C be connected with the input of gearbox control with driving switch, described LED light C is connected with the output of gearbox control.
7. car load bus system testing apparatus according to claim 6, is characterized in that: described input analog switch C comprises clutch switch, sensor fault switch and electromagnetic valve switch; Described slide rheostat C is used for the input variable simulation of lubricating oil temperature, hydraulic fluid temperature, hydraulic oil pressure force value; Described LED light C comprises lubricating oil temperature height alarm lamp, hydraulic fluid temperature height alarm lamp, sensor fault indicator light and solenoid valve failure indicator light.
8. the car load bus system testing apparatus according to any one of claim 1 to 7, is characterized in that: described car load bus system testing apparatus also comprises key switch and air-conditioning switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520064244.6U CN204334605U (en) | 2015-01-28 | 2015-01-28 | A kind of car load bus system testing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520064244.6U CN204334605U (en) | 2015-01-28 | 2015-01-28 | A kind of car load bus system testing apparatus |
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| Publication Number | Publication Date |
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| CN204334605U true CN204334605U (en) | 2015-05-13 |
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| CN201520064244.6U Expired - Fee Related CN204334605U (en) | 2015-01-28 | 2015-01-28 | A kind of car load bus system testing apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108279353A (en) * | 2018-04-28 | 2018-07-13 | 厦门奈克斯特汽车科技有限公司 | One kind being based on CAN BUS system car vehicle electric comprehensive test stands |
-
2015
- 2015-01-28 CN CN201520064244.6U patent/CN204334605U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108279353A (en) * | 2018-04-28 | 2018-07-13 | 厦门奈克斯特汽车科技有限公司 | One kind being based on CAN BUS system car vehicle electric comprehensive test stands |
| CN108279353B (en) * | 2018-04-28 | 2024-05-03 | 厦门奈克斯特汽车科技有限公司 | BUS whole-vehicle electric comprehensive test bed based on CAN BUS system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20190128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |