CN201765511U - Failure diagnosis platform of automatic clutch electronic control unit - Google Patents
Failure diagnosis platform of automatic clutch electronic control unit Download PDFInfo
- Publication number
- CN201765511U CN201765511U CN2010205197812U CN201020519781U CN201765511U CN 201765511 U CN201765511 U CN 201765511U CN 2010205197812 U CN2010205197812 U CN 2010205197812U CN 201020519781 U CN201020519781 U CN 201020519781U CN 201765511 U CN201765511 U CN 201765511U
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- clutch electronic
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- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
A failure diagnosis platform of an automatic clutch electronic control unit belongs to the field of the automatic clutch electronic control unit. A problem of low detection efficiency that the electronic control unit of the existing automatic clutch automobile is detected manually can be solved. Three signal output ends of an automobile sensor signal simulation/generation unit are connected with three signal input ends of the automatic clutch electronic control unit one by one; a modulation signal input end of a signal test unit is connected with a modulation signal output end of the automatic clutch electronic control unit, a drive signal input end of the signal test unit is connected with a drive signal output end of the automatic clutch electronic control unit, an output end of the signal test unit is connected with an input end of the failure detection point signal collection unit, and an output/input end of the failure detection point signal collection unit is connected with an output/input end of a display and failure diagnosis unit. The failure diagnosis platform is used for failure detection of the automatic clutch electronic control unit.
Description
Technical field
The utility model relates to a kind of automatic lookup clutch electronic control unit fault diagnosis platform, belongs to automatic lookup clutch electronic control unit field.
Background technology
The performance of automatic lookup clutch automobile is mainly determined by electronic control unit, electronic control unit can be according to the topworks of each signal parameter that receives by the solenoidoperated cluthes joint, it is direct current generator, the displacement that comes reasonable solenoidoperated cluthes to engage, there is fault if enter each semaphore of electronic control unit, or there is electric fault in electronic control unit itself, bring potential safety hazard all can for whole car steering.Therefore each semaphore and the electronic control unit itself that enter electronic control unit are monitored, and the processing of fault is all seemed extremely important.In the prior art electronic control unit is dispatched from the factory fault detect before for manually detecting, for the checker, workload is very big, and makes a mistake easily, and its efficient is low and cost is high.
The utility model content
The purpose of this utility model is manually to carry out fault detect for the electronic control unit that solves existing automatic lookup clutch automobile adopts, and the problem that detection efficiency is low provides a kind of automatic lookup clutch electronic control unit fault diagnosis platform.
The utility model comprises the automatic lookup clutch electronic control unit, and it also comprises automobile sensor signal imitation generating unit, signal testing unit, fault detecting point signal gathering unit and demonstration and failure diagnosis unit,
The analog signals output terminal of automobile sensor signal imitation generating unit connects the analog signals input end of automatic lookup clutch electronic control unit, the switching value signal output part of automobile sensor signal imitation generating unit connects the switching value signal input part of automatic lookup clutch electronic control unit, and the pulsed quantity signal output part of automobile sensor signal imitation generating unit connects the pulsed quantity signal input part of automatic lookup clutch electronic control unit;
The conditioned signal input end of signal testing unit connects the conditioned signal output terminal of automatic lookup clutch electronic control unit,
The driving signal input of signal testing unit connects the drive signal output terminal of automatic lookup clutch electronic control unit,
The test signal output terminal of signal testing unit connects the acquired signal input end of fault detecting point signal gathering unit,
The signal I/O of fault detecting point signal gathering unit connects the input/output terminal of demonstration and failure diagnosis unit.
The utility model has the advantages that: the utility model has been realized the automatic detection to the electronic control unit of automatic lookup clutch automobile, and it can offer the reviewer by demonstration and failure diagnosis unit with the fault diagnosis report formula with detected fault.Compare with traditional manual detection, adopt work efficiency of the present utility model can improve 2 to 3 times than manual detection.It can reduce the personnel amount on the electronic control unit detection line that has the automatic lookup clutch automobile now, is that enterprise saves cost.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the structural representation of the utility model embodiment two.
Embodiment
Embodiment one: present embodiment is described below in conjunction with Fig. 1, present embodiment comprises automatic lookup clutch electronic control unit 2, it also comprises automobile sensor signal imitation generating unit 1, signal testing unit 3, fault detecting point signal gathering unit 4 and demonstration and failure diagnosis unit 5
The analog signals output terminal of automobile sensor signal imitation generating unit 1 connects the analog signals input end of automatic lookup clutch electronic control unit 2, the switching value signal output part of automobile sensor signal imitation generating unit 1 connects the switching value signal input part of automatic lookup clutch electronic control unit 2, and the pulsed quantity signal output part of automobile sensor signal imitation generating unit 1 connects the pulsed quantity signal input part of automatic lookup clutch electronic control unit 2;
The conditioned signal input end of signal testing unit 3 connects the conditioned signal output terminal of automatic lookup clutch electronic control unit 2,
The driving signal input of signal testing unit 3 connects the drive signal output terminal of automatic lookup clutch electronic control unit 2,
The test signal output terminal of signal testing unit 3 connects the acquired signal input end of fault detecting point signal gathering unit 4,
The signal I/O of fault detecting point signal gathering unit 4 connects the input/output terminal of demonstration and failure diagnosis unit 5.
Demonstration and failure diagnosis unit 5 can show the signal by 4 outputs of fault detecting point signal gathering unit that receives in the present embodiment, and carry out fault diagnosis to the received signal, then fault diagnosis result are printed as report output.
The utility model in use, the drive signal output terminal of automatic lookup clutch electronic control unit 2 is connected with the driving signal input of the direct current generator 6 of solenoidoperated cluthes joint, can begins the fault of automatic lookup clutch electronic control unit 2 is detected.
Embodiment two: present embodiment is described below in conjunction with Fig. 2, present embodiment is the further qualification to embodiment one, the signal that the conditioned signal input end of described signal testing unit 3 is gathered is the conditioned signal of the signal conditioning circuit 2-2 output in the automatic lookup clutch electronic control unit 2, and the signal that the driving signal input of signal testing unit 3 is gathered is the drive signal of the driving circuit 2-4 output in the automatic lookup clutch electronic control unit 2.
Described detected automatic lookup clutch electronic control unit 2 is made up of input interface module 2-1, signal conditioning circuit 2-2, microcontroller 2-3 and driving circuit 2-4,
The analog signals input end of input interface module 2-1 is the analog signals input end of automatic lookup clutch electronic control unit 2, the switching value signal input part of input interface module 2-1 is the switching value signal input part of automatic lookup clutch electronic control unit 2, the pulsed quantity signal input part of input interface module 2-1 is automatic lookup clutch electronic control unit 2 pulsed quantity signal input parts
The output terminal of input interface module 2-1 connects the input end of signal conditioning circuit 2-2, the output terminal of signal conditioning circuit 2-2 is the conditioned signal output terminal of automatic lookup clutch electronic control unit 2, the output terminal of signal conditioning circuit 2-2 connects the input end of microcontroller 2-3, the output terminal of microcontroller 2-3 connects the input end of driving circuit 2-4, and the output terminal of driving circuit 2-4 is the drive signal output terminal of automatic lookup clutch electronic control unit 2.Other composition and annexation are identical with embodiment one.
Automobile sensor signal imitation generating unit 1 significant feature is the adjustable input signal that the simulation real vehicle is provided to automatic lookup clutch electronic control unit 2 to be detected, signal conditioning circuit 2-2 in the automatic lookup clutch electronic control unit 2 changes the signal that receives, and converts the signal that microcontroller 2-3 can receive to.Automobile sensor signal imitation generating unit 1 can adopt dsp chip that TI company produces as core, analog signals, pulsed quantity signal and switching value signal that simulation output automatic lookup clutch electronic control unit 2 is required.
Fault detecting point signal gathering unit 4 main employings and automatic lookup clutch electronic control unit 2 check-out consoles of the same size, on signal testing unit 3, be fixed with the corresponding contact pin in check point position with automatic lookup clutch electronic control unit 2, this contact pin can transmit the signal after signal conditioning circuit 2-2 handles on the automatic lookup clutch electronic control unit 2, and transferring to demonstration and failure diagnosis unit 5 at last, demonstration and failure diagnosis unit 5 are handled the fault-signal of input by the pci data collection plate.
Embodiment three: present embodiment is the further qualification to embodiment one or two, is connected by the RS232 bus between the input/output terminal of the signal I/O of described fault detecting point signal gathering unit 4 and demonstration and failure diagnosis unit 5.Other composition and annexation are identical with embodiment one or two.
The signal of fault detecting point signal gathering unit 4 outputs is sent to by the RS232 bus and shows and failure diagnosis unit 5, and demonstration and failure diagnosis unit 5 can show and carry out fault diagnosis in real time to the signal of input.
Claims (3)
1. automatic lookup clutch electronic control unit fault diagnosis platform, it comprises automatic lookup clutch electronic control unit (2), it is characterized in that: it also comprises automobile sensor signal imitation generating unit (1), signal testing unit (3), fault detecting point signal gathering unit (4) and demonstration and failure diagnosis unit (5)
The analog signals output terminal of automobile sensor signal imitation generating unit (1) connects the analog signals input end of automatic lookup clutch electronic control unit (2), the switching value signal output part of automobile sensor signal imitation generating unit (1) connects the switching value signal input part of automatic lookup clutch electronic control unit (2), and the pulsed quantity signal output part of automobile sensor signal imitation generating unit (1) connects the pulsed quantity signal input part of automatic lookup clutch electronic control unit (2);
The conditioned signal input end of signal testing unit (3) connects the conditioned signal output terminal of automatic lookup clutch electronic control unit (2),
The driving signal input of signal testing unit (3) connects the drive signal output terminal of automatic lookup clutch electronic control unit (2),
The test signal output terminal of signal testing unit (3) connects the acquired signal input end of fault detecting point signal gathering unit (4),
The signal I/O of fault detecting point signal gathering unit (4) connects the input/output terminal of demonstration and failure diagnosis unit (5).
2. automatic lookup clutch electronic control unit fault diagnosis platform according to claim 1, it is characterized in that: the signal that the conditioned signal input end of described signal testing unit (3) is gathered is the conditioned signal of signal conditioning circuit (2-2) output in the automatic lookup clutch electronic control unit (2), and the signal that the driving signal input of signal testing unit (3) is gathered is the drive signal of driving circuit (2-4) output in the automatic lookup clutch electronic control unit (2).
3. automatic lookup clutch electronic control unit fault diagnosis platform according to claim 1 and 2 is characterized in that: be connected by the RS232 bus between the input/output terminal of the signal I/O of described fault detecting point signal gathering unit (4) and demonstration and failure diagnosis unit (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205197812U CN201765511U (en) | 2010-09-07 | 2010-09-07 | Failure diagnosis platform of automatic clutch electronic control unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205197812U CN201765511U (en) | 2010-09-07 | 2010-09-07 | Failure diagnosis platform of automatic clutch electronic control unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201765511U true CN201765511U (en) | 2011-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205197812U Expired - Fee Related CN201765511U (en) | 2010-09-07 | 2010-09-07 | Failure diagnosis platform of automatic clutch electronic control unit |
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| CN (1) | CN201765511U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102591330A (en) * | 2012-03-09 | 2012-07-18 | 北京信息科技大学 | Fault detection system and method for electronic system of engineering vehicle |
| CN102929270A (en) * | 2012-10-31 | 2013-02-13 | 三一重机有限公司 | System and method for testing excavator control software |
| CN105319065A (en) * | 2015-10-27 | 2016-02-10 | 刘志海 | Clutch safety monitoring system based on GPRS network |
| CN110045142A (en) * | 2019-04-30 | 2019-07-23 | 中广核核电运营有限公司 | Monitoring reliability system, revolving speed rack and system with monitoring reliability function |
| CN113791606A (en) * | 2021-09-17 | 2021-12-14 | 上海斯可络压缩机有限公司 | Self-diagnosis system for screw compressor controller |
-
2010
- 2010-09-07 CN CN2010205197812U patent/CN201765511U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102591330A (en) * | 2012-03-09 | 2012-07-18 | 北京信息科技大学 | Fault detection system and method for electronic system of engineering vehicle |
| CN102929270A (en) * | 2012-10-31 | 2013-02-13 | 三一重机有限公司 | System and method for testing excavator control software |
| CN105319065A (en) * | 2015-10-27 | 2016-02-10 | 刘志海 | Clutch safety monitoring system based on GPRS network |
| CN110045142A (en) * | 2019-04-30 | 2019-07-23 | 中广核核电运营有限公司 | Monitoring reliability system, revolving speed rack and system with monitoring reliability function |
| CN113791606A (en) * | 2021-09-17 | 2021-12-14 | 上海斯可络压缩机有限公司 | Self-diagnosis system for screw compressor controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110316 Termination date: 20130907 |