CN101158346A - Oil pump performance detecting system - Google Patents
Oil pump performance detecting system Download PDFInfo
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- CN101158346A CN101158346A CNA200710135373XA CN200710135373A CN101158346A CN 101158346 A CN101158346 A CN 101158346A CN A200710135373X A CNA200710135373X A CN A200710135373XA CN 200710135373 A CN200710135373 A CN 200710135373A CN 101158346 A CN101158346 A CN 101158346A
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- oil pump
- detecting system
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- pump performance
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- 238000012360 testing method Methods 0.000 claims abstract description 27
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 238000001595 flow curve Methods 0.000 claims description 15
- 239000000523 sample Substances 0.000 claims description 7
- 239000002828 fuel tank Substances 0.000 claims description 5
- 238000013481 data capture Methods 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
- 230000000052 comparative effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011551 heat transfer agent Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000033772 system development Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The invention belongs to oil pump field, in particular to an oil pump performance detection system. The system comprises an oil pump (10) consisting of a run test device and a detection control device; the oil pump (10) is fixedly arranged on the run test device; the detection control device arranges and outputs the data collected by the automatic run test device. The oil pump can be arranged on the run test device for operation; the detection control device detects all values of the oil pump in operation process and arranges and outputs the values, thus facilitating the technician to have a comprehensive understanding of the performance of the oil pump and validate and improve the designed oil pump. The invention has simple structure, convenient application and good testing performance.
Description
Technical field
The invention belongs to the oil pump field, be specifically related to a kind of oil pump performance detecting system.
Background technique
The transmission of each mechanical part of automatic transmission case all realizes by hydraulic control system, and the power source of hydraulic control system is exactly an oil pump, so the quality of oil pump performance is one of the decision gearbox usability and the principal element in life-span.
The present domestic relevant producer that does not also have the system development self-changing gearbox oil, and in the development process of self-changing gearbox oil, one of difficult problem that current industry runs into is the fundamental characteristics that how to test out oil pump exactly.
Summary of the invention
The purpose of this invention is to provide a kind of oil pump performance detecting system, it can measure the various performance numerical value of oil pump all sidedly.
For achieving the above object, the present invention has adopted following technological scheme: a kind of oil pump performance detecting system, comprise oil pump, native system is made up of operation test device and detection control apparatus, and detection control apparatus will be exported after the data reduction that collects on the operation test device.
From the above, oil pump can be arranged on the operation test device and move, detection control apparatus is then measured the various numerical value of oil pump in operation process, and with institute's value arrangement back output, thereby can make the technician that the performance of oil pump has been had comprehensive understanding, and can verify and improve the oil pump of designing, simple structure of the present invention, test performance easy to use is good.
Summary of drawings
Fig. 1 is a system construction drawing of the present invention;
Fig. 2 is the structural drawing of detection control apparatus of the present invention;
Fig. 3 is a workflow diagram of the present invention.
Embodiment
As shown in Figure 1, native system is made up of operation test device and detection control apparatus, and oil pump 10 is fixedly installed on the operation test device, and detection control apparatus will be exported after the data reduction that collects on the operation test device.
Described operation test device comprises drive unit and cooperation frock 20, and oil pump 10 is arranged on and cooperates on the frock 20, and oil pump 10 is connected with fuel tank 50 with fuel-displaced device 40 by oil-feed device 30, and described fuel-displaced device 40 is provided with modulating valve 41.
As shown in Figure 1, fuel tank 50, oil-feed device 30, oil pump 10 and fuel-displaced device 40 constitute a closed loop cycle system, and after the drive unit action, oil pump 10 moves thereupon, thereby whole closed-loop system begins circulation, for necessary preparation is carried out in next step detection.
The adjusting that modulating valve 41 can be realized later easily to the flow of whole circulation system is set on fuel-displaced device 40, and is convenient to arrange test procedure, realize test objective.
Described detection control apparatus comprises sensor 60 and control module 70, outputs to control module 70 after sensor 60 image data, exports display device 80 at last to.
When above-mentioned closed loop cycle system brings into operation, sensor 60 collects each service data of system, then the gained data are outputed to control module 70, finally output to display device 80 after 70 pairs of data of control module are put in order, the gained result is carried out analysing and processing to make things convenient for the technician.
As shown in Figure 1, as preferred version of the present invention, described drive unit comprises motor 90, and motor 90 links to each other with oil pump 10 by driving mandrel 100.
Drive unit is varied, however motor driving because of its start fast, efficient is high and be convenient to regulate and the advantage controlled is most widely used, the present invention promptly adopts motor 90 to control the operation of oil pump 10 by driving mandrel 100.
For whole closed-loop system can be moved safely and effectively, another preferred version of the present invention is, described oil-feed device 30 is provided with filter 31, and fuel tank 50 is provided with temperature controlling device 51.
Be provided with after the filter 31, can prevent that the various impurity in the medium from entering in the oil pump 10 with pipeline, and then the impeller and the housing of infringement oil pump 10, and can make the medium in the closed loop pipeline comparatively pure, the operation conditions of whole system is comparatively desirable, for the testing property of oil pump further provides condition.The setting of temperature controlling device 51 can make the technician that medium is set in each temperature, thereby can test oil pump 10 service data at various temperatures, for good simulated conditions have been created in the operation of oil pump 10 under various environment.
As shown in Figure 1, as preferred version of the present invention, described sensor 60 comprises speed probe 61, torsionmeter 62, temperature transducer 63, flowmeter 64 and oil pressure sensor 65, and described control module 70 is made up of analog-digital converter 71 and single-chip microcomputer 72.
The setting of the sensor 60 can make detection control apparatus detect the various data of relevant oil pump 10 performances, for next step multianalysis is laid a good foundation, the various data that sensor 60 is gathered are digital signal via analog-digital converter 71 with analog signal conversion, and the gained digital signal is sent to single-chip microcomputer 72 again and carries out analysing and processing.
As shown in Figure 1, described speed probe 61 and torsionmeter 62 are arranged on and drive on the mandrel 100, and oil pressure sensor 65, flowmeter 64 and temperature transducer 63 are arranged on the fuel-displaced device 40.
As the present invention's preferred version further, described analog-digital converter 71 adopts ADC0816, single-chip microcomputer 72 adopts AT89C2051, the pin 1～5 of analog-digital converter ADC0816 is connected with speed probe 61, torsionmeter 62, temperature transducer 63, flowmeter 64 and oil pressure sensor 65 respectively, pin 6～10 is connected with the control port pin 1～5 of single chip computer AT 89C2051 respectively, and the parallel control port pin 6～10 of single chip computer AT 89C2051 is connected with the port pin 1～5 of display device.
As shown in Figure 2, power supply 110 is connected power supply with sensor 60, analog-digital converter 71, single-chip microcomputer 72 and display device 80 respectively.The pin 1～5 of analog-digital converter ADC0816 is connected with speed probe 61, torsionmeter 62, temperature transducer 63, flowmeter 64 and oil pressure sensor 65 respectively, is used to accept the signal of each sensor passes; The control port pin 1～5 of single chip computer AT 89C2051 connects with the port pin 6～10 of analog-digital converter ADC0816, is used to control analog-digital converter ADC0816 timesharing and receives each sensor signal; The parallel control port pin 6～10 of single chip computer AT 89C2051 connects with the port pin 1～5 of display device 80, be used for detecting the current output-controlled signal of demonstration---each oil temperature of oil pump, rotating speed, output oil pressure, and be used to export judged result or deviate---the moment of torsion and the output flow of oil pump.
As preferred version of the present invention, described single chip computer AT 89C2051 exports display device to after the image data of receiving is generated corresponding temperature-flow curve, rotating speed-flow curve and pressure-flow curve.The mode that the various data of collecting further is organized into figure is exported, and not only has effect intuitively, can judge the operational efficiency of oil pump 10 efficiently, also be convenient to data with existing relatively and pinpoint the problems.
As the present invention's preferred version further, described single chip computer AT 89C2051 finishes twice data capture at least, and the feasible data of gathering and comparative result≤1% of theoretical calculation data, the testing result that single chip computer AT 89C2051 compares the data that collect to obtain with the theoretical calculation data respectively, and first with the more resulting deviation result of last testing result, all export display device to.
By above-mentioned testing process, can find that not only oil pump 10 is in the operational efficiency problem, and can find the leakage situation of oil pump 10, and make improvements with a definite target in view and pinpoint the problems thereby be convenient to the designer, further improve the every performance and the applicability of oil pump 10.
Below in conjunction with Fig. 3 the workflow of whole closed loop cycle system is done brief description:
At first power-on 110, whether detect each circuit switches on, single chip computer AT 89C2051 is to each subroutine of having stationed in its own functional part and the internal memory simultaneously, and analog-digital converter ADC0816 presets initial value, promptly set its initialization state, give pick-up transducers counter assignment with timeslice as the acquisition time data.Next set the oil temperature, rotating speed and the oil pressure that require, check whether single-chip microcomputer AT89C2051 carries out comprehensive data capture, check promptly whether oil temperature, rotating speed and oil pressure meet the requirement of setting.If then the original place is circulated to above-mentioned condition not; If yes, then all sensors are gathered.The heat transfer agent that collects converts digital signal to through analog-digital converter ADC0816, being resent to single chip computer AT 89C2051 handles it, promptly be allowed to condition under all temps, rotating speed and the pressure condition, generate corresponding temperature-flow curve, rotating speed-flow curve and pressure-flow curve.Single chip computer AT 89C2051 each temperature-flow curve, rotating speed-flow curve, the pressure-flow curve that will generate compares with the temperature-flow curve on the Design Theory of measured data, rotating speed-flow curve, pressure-flow curve then, and≤1% whether deviation range more between the two.If then the original place is circulated to above-mentioned condition not; If yes, check whether the qualified detection of usefulness has been carried out more than twice.Usefulness detects if only carried out once, then continue next round usefulness and detect, if gathered twice at least, then first with the usefulness testing result of last, check first with the deviate of last whether≤10%.If not, then think to exist and leak, export conclusion and finish this detection; If yes, then draw all qualified conclusion output conclusion of detected oil pump and this detection of end.
Claims (10)
1. oil pump performance detecting system, comprise oil pump (10), it is characterized in that: native system is made up of operation test device and detection control apparatus, and oil pump (10) is fixedly installed on the operation test device, and detection control apparatus will be exported after the data reduction that collects on the operation test device.
2. oil pump performance detecting system according to claim 1, it is characterized in that: described operation test device comprises drive unit and cooperates frock (20), oil pump (10) is arranged on and cooperates on the frock (20), oil pump (10) is connected with fuel tank (50) with fuel-displaced device (40) by oil-feed device (30), and described fuel-displaced device (40) is provided with modulating valve (41).
3. oil pump performance detecting system according to claim 1, it is characterized in that: described detection control apparatus comprises sensor (60) and control module (70), output to control module (70) after sensor (60) image data, export display device (80) at last to.
4. oil pump performance detecting system according to claim 2 is characterized in that: described drive unit comprises motor (90), and motor (90) links to each other with oil pump (10) by driving mandrel (100).
5. oil pump performance detecting system according to claim 2 is characterized in that: described oil-feed device (30) is provided with filter (31), and fuel tank (50) is provided with temperature controlling device (51).
6. oil pump performance detecting system according to claim 3, it is characterized in that: described sensor (60) comprises speed probe (61), torsionmeter (62), temperature transducer (63), flowmeter (64) and oil pressure sensor (65), and described control module (70) is made up of analog-digital converter (71) and single-chip microcomputer (72).
7. oil pump performance detecting system according to claim 6, it is characterized in that: described speed probe (61) and torsionmeter (62) are arranged on and drive on the mandrel (100), and oil pressure sensor (65), flowmeter (64) and temperature transducer (63) are arranged on the fuel-displaced device (40).
8. oil pump performance detecting system according to claim 6, it is characterized in that: described analog-digital converter (71) adopts ADC0816, single-chip microcomputer (72) adopts AT89C2051, the pin 1～5 of analog-digital converter ADC0816 is connected with speed probe (61), torsionmeter (62), temperature transducer (63), flowmeter (64) and oil pressure sensor (65) respectively, pin 6～10 is connected with the control port pin 1～5 of single chip computer AT 89C2051 respectively, and the parallel control port pin 6～10 of single chip computer AT 89C2051 is connected with the port pin 1～5 of display device.
9. oil pump performance detecting system according to claim 8 is characterized in that: described single chip computer AT 89C2051 exports display device to after the image data of receiving is generated corresponding temperature-flow curve, rotating speed-flow curve and pressure-flow curve.
10. oil pump performance detecting system according to claim 9, it is characterized in that: described single chip computer AT 89C2051 finishes twice data capture at least, and the feasible data of gathering and comparative result≤1% of theoretical calculation data, the testing result that single chip computer AT 89C2051 compares the data that collect to obtain with the theoretical calculation data respectively, and first with the more resulting deviation result of last testing result, all export display device to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200710135373XA CN101158346A (en) | 2007-11-07 | 2007-11-07 | Oil pump performance detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200710135373XA CN101158346A (en) | 2007-11-07 | 2007-11-07 | Oil pump performance detecting system |
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| CN101158346A true CN101158346A (en) | 2008-04-09 |
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| CNA200710135373XA Pending CN101158346A (en) | 2007-11-07 | 2007-11-07 | Oil pump performance detecting system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102996426A (en) * | 2012-11-19 | 2013-03-27 | 武汉航达航空科技发展有限公司 | Test system for main fuel pump of airplane |
| CN106321532A (en) * | 2016-11-15 | 2017-01-11 | 安徽江淮汽车股份有限公司 | Hydraulic workstation for speed changing box testing |
| CN107503953A (en) * | 2017-09-21 | 2017-12-22 | 深圳核心医疗器械有限公司 | A kind of apparatus and method of fast verification blood pump pressure flow curve |
| CN114017305A (en) * | 2021-11-12 | 2022-02-08 | 中国航发沈阳黎明航空发动机有限责任公司 | Method for detecting performance of oil source pump of aircraft engine |
| CN115199522A (en) * | 2022-07-11 | 2022-10-18 | 上海齐耀动力技术有限公司 | Oil pump actuator detection device and detection method |
-
2007
- 2007-11-07 CN CNA200710135373XA patent/CN101158346A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102996426A (en) * | 2012-11-19 | 2013-03-27 | 武汉航达航空科技发展有限公司 | Test system for main fuel pump of airplane |
| CN102996426B (en) * | 2012-11-19 | 2015-08-26 | 武汉航达航空科技发展有限公司 | Test system for main fuel pump of airplane |
| CN106321532A (en) * | 2016-11-15 | 2017-01-11 | 安徽江淮汽车股份有限公司 | Hydraulic workstation for speed changing box testing |
| CN106321532B (en) * | 2016-11-15 | 2017-12-26 | 安徽江淮汽车集团股份有限公司 | A kind of gearbox tests hydraulic workstation |
| CN107503953A (en) * | 2017-09-21 | 2017-12-22 | 深圳核心医疗器械有限公司 | A kind of apparatus and method of fast verification blood pump pressure flow curve |
| CN114017305A (en) * | 2021-11-12 | 2022-02-08 | 中国航发沈阳黎明航空发动机有限责任公司 | Method for detecting performance of oil source pump of aircraft engine |
| CN115199522A (en) * | 2022-07-11 | 2022-10-18 | 上海齐耀动力技术有限公司 | Oil pump actuator detection device and detection method |
| CN115199522B (en) * | 2022-07-11 | 2024-04-12 | 上海齐耀动力技术有限公司 | Oil pump actuator detection device and detection method |
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Application publication date: 20080409 |