CN101440799B - Steering oil pump durability test apparatus - Google Patents
Steering oil pump durability test apparatus Download PDFInfo
- Publication number
- CN101440799B CN101440799B CN2008102181133A CN200810218113A CN101440799B CN 101440799 B CN101440799 B CN 101440799B CN 2008102181133 A CN2008102181133 A CN 2008102181133A CN 200810218113 A CN200810218113 A CN 200810218113A CN 101440799 B CN101440799 B CN 101440799B
- Authority
- CN
- China
- Prior art keywords
- tested
- pump
- steerig pump
- oil pump
- steerig
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 32
- 239000002828 fuel tank Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000000498 cooling water Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000009529 body temperature measurement Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
Images
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses an endurance test device for a steering oil pump. The device comprises a tested steering oil pump, a motor for driving the tested steering oil pump, and an oil tank; an inlet and an outlet of the tested steering oil pump are connected with the oil tank through pipelines; and the tested steering oil pump is also provided with a motor speed control system, a tested sheering oil pump outlet pressure control system and an oil temperature control system which are used for simulating working condition when an automobile steering oil pump works and detecting parameters of the tested steering oil pump. The systems work in the environment simulating the actual conditions of the automobile steering oil pump and detect the parameters of the tested steering oil pump, thereby providing powerful proof for reliable design, improvement and selection of the automobile steering oil pump.
Description
Technical field
The present invention relates to the motor turning oil pump testing device, especially can satisfy steerig pump low-voltage high speed endurance test standard.
Background technique
Usually, motor turning oil pump Design Theory maximum speed reaches 8000rpm, and rotating speed is up to 7000rpm during actual the use; For the operating mode of simulated automotive steerig pump when reality is used; Need carry out every performance and endurance test to steerig pump, a low-voltage high speed endurance test is wherein arranged, requirement by pump testing under 1Mp pressure, maximum speed continuous operation when using 100 hours with real vehicle, and existing market is not specifically designed to motor turning oil pump low-voltage high speed durability test apparatus.
Summary of the invention
The object of the present invention is to provide a kind of steering oil pump durability test apparatus, utilize this device can the steerig pump that be about to dispatch from the factory be detected, reduce the defective products rate of the product that dispatches from the factory.
For solving the problems of the technologies described above, solution of the present invention is: a kind of steering oil pump durability test apparatus comprises tested steerig pump, drives the motor and the fuel tank of tested steerig pump; The inlet/outlet of tested steerig pump all connects fuel tank by pipeline; Also be provided with simulated automotive steerig pump operating mode and detect the motor speed control system of its parameter, tested steerig pump outlet pressure control system and oil temperature control system in use.
Good effect of the present invention is to work under the environment of simulated automotive steerig pump actual conditions because environment control unit control variable-frequency motor drives tested steerig pump, and detect the parameters of tested steerig pump.For the reliability design of motor turning oil pump, improvement and motor turning oil pump are selected the evidence that provides strong for use.
Below with reference to drawings and Examples, the present invention is carried out comparatively detailed explanation.
Description of drawings
Fig. 1 is an embodiment of the invention organigram.
Among the figure: 1. cooling water solenoid valve, 2. water cycle water cooler, 3. fuel tank, 4. liquid level meter, 5. oil heater, 6. temperature transducer, 7. temperature indicator, 8. ball valve, 9. steerig pump, 10. driving belt and belt wheel, 11. electric control cubicle, 12. variable-frequency motors, 13. frequency variators, 14. pressure gauges, 15. pressure transducers, 16. manual pressure regulating valves, 17. pressure solenoid valves, 18. filters, 19. one-way valves, 20. velocity transducers.
Embodiment
As shown in Figure 1, steering oil pump durability test apparatus comprises tested steerig pump 9, drives the variable-frequency motor 12 and the fuel tank 3 of tested steerig pump; The inlet/outlet of tested steerig pump 9 all connects fuel tank 3 by pipeline; On the entrance pipe of steerig pump 9, establish ball valve 8, in order to the work of control steerig pump 9.For the proof test effect, also be provided with simulated automotive steerig pump operating mode and detect the motor speed control system of its parameter, tested steerig pump outlet pressure control system and oil temperature control system in use.Described motor is a variable-frequency motor 12, and described variable-frequency motor 12 is to connect by vee belt and belt wheel with tested steerig pump 9, and the gear ratio of described variable-frequency motor and tested steerig pump is 4: 7.Also be provided with filter 18 in steerig pump 9 outlet ports, do not have impurity, behind filter 18, enter fuel tank 3 places one-way valve 19 also has been installed, guarantee that the oil plant of steerig pump 9 flows to a direction for guaranteeing to flow in the oil plant in the fuel tank.
The steering oil pump durability test apparatus The whole control system comprises three subtense angles.
1. speed control system;
2. control pressurer system;
3. oil temperature control system;
Speed control system: comprise variable-frequency motor 12, electric control cubicle 11, frequency variator 13, vee belt and belt wheel 10 and velocity transducer 20, frequency variator 13 connects electric control cubicle 11 and variable-frequency motor 12, for variable-frequency motor 12 provides suitable power, variable-frequency motor 12 drives described tested steerig pump 9 work by vee belt and belt wheel 10, described velocity transducer 20 is installed in belt wheel one side, measures the rotating speed of described variable-frequency motor.Here; variable-frequency motor 12 is realized stepless time adjustment by frequency variator 13 controls; variable-frequency motor 12 is realized accurately control by vee belt 10 and final realization of belt wheel speedup to the rotating speed of steerig pump 9 again; because the speed ratio of variable-frequency motor side's belt pulley and tested steering oil pump side belt pulley is 7: 4; when steerig pump 9 rotating speeds reach 7000rpm; and variable-frequency motor 12 rotating speeds have only 4000rpm, so variable-frequency motor 12 and motor bearings are well protected working life.
Control pressurer system: refer to tested steerig pump 9 outlet pressure control system, comprise pressure sensing cell and pressure regulating unit, all be arranged on the outlet output oil pipe road of tested steerig pump 9.The pressure sensing cell here comprises pressure transducer 15 that is installed in tested steerig pump 9 pipeline roads and the pressure gauge 14 that connects with this pressure transducer 15; Described pressure regulating unit comprises pressure solenoid valve 17, manual modulation valve 16 and electric control cubicle 11, described pressure solenoid valve 17 and described manual modulation valve 16 are connected in parallel on the output oil pipe road, and described electric control cubicle 11 links to each other with the power input of pressure solenoid valve 17.Whole gets on very well.Here, the test pressure 1Mp of steerig pump 9 mainly shows by pressure gauge 14, if undesirable, can power up for pressure solenoid valve 17 by electric control cubicle 11, make pressure solenoid valve 17 work, can realize that by regulating manual pressure regulating valve 16 outlet pressure of steerig pump 9 is at 1Mp simultaneously.
Oil temperature control system: comprise temperature measurement unit, heating unit and cooling unit, temperature measurement unit comprises temperature transducer 6 and temperature indicator 7, described temperature transducer 6 is installed in the described fuel tank 3 and links to each other with described temperature indicator 7, by the temperature indicator 7 real-time oil temperature that show in the fuel tank 3.Described heating unit comprises oil heater 5, and described oil heater 5 is for being installed in the electric heater in the fuel tank 3.Described cooling unit is the cooling water solenoid valve 1 of water cycle water cooler 2 and control cold water, and described water cycle water cooler 2 is surrounded on the export pipeline of tested steerig pump 9.The oil temperature of steerig pump 9 is heated to the temperature of test requirements document by the test oil in heater 5 oil dropping apparatuses, when the temperature of test oil is higher than the temperature of test requirements document, heater 5 goes electricity not heat, at this moment cool off solenoid valve 1 work, cooling water arrives oily temperature drop by water cycle cooler 2 temperature of test requirements document, when the temperature of test oil is lower than the temperature of test requirements document, cooling solenoid valve 1 is not worked, heater 5 adds electric heating makes the temperature of test oil temperature rise to test requirements document, the test oil temperature detects in real time by temperature transducer 6 and temperature indicator 7, show and control, guaranteed oily temperature Pass Test standard.
In addition, also have in the present embodiment liquid level meter 4 show in the fuel tanks 3 oil plant what.
Present embodiment has following characteristics:
1. by Frequency Converter Control, realized the drive motor stepless time adjustment is controlled;
2. oil sources is provided for test exemplar steerig pump by fuel tank, manual ball valve, oil circuit pipeline.
By manual electromagnetic valve oil circuit pressure in the specified standard value.
4. measure by thermocouple and temperature control instrument and control oil temperature.
5. measure by speed probe and the control motor speed.
6. by steerig pump fixing device fixation test exemplar.
7. give the steerig pump transferring power and realize the speedup function by belt.
Claims (3)
1. steering oil pump durability test apparatus comprises tested steerig pump (9), drives the motor and the fuel tank (3) of tested steerig pump; The inlet/outlet of tested steerig pump all connects fuel tank (3) by pipeline; Described steering oil pump durability test apparatus also is provided with simulated automotive steerig pump (9) operating mode and detect the motor speed control system of this motor turning oil pump parameter, tested steerig pump outlet pressure control system and oil temperature control system in use; It is characterized in that: described motor is variable-frequency motor (12), and described variable-frequency motor (12) is to connect by belt with tested steerig pump (9), and described variable-frequency motor (12) is 4: 7 with the gear ratio of tested steerig pump (9); Described motor speed control system comprises variable-frequency motor (12), electric control cubicle (11), frequency variator (13), driving belt and belt wheel (10) and the velocity transducer (20) that drives tested steerig pump; Described frequency variator (13) connects electric control cubicle (12) and variable-frequency motor (12), and variable-frequency motor (12) drives described tested steerig pump (9) by driving belt and belt wheel (10), and described velocity transducer (20) is arranged on driving belt and belt wheel (10) is other; Described tested steerig pump outlet pressure control system comprises being arranged at pressure transducer (15) on tested steerig pump (9) export pipeline and the pressure gauge (14) that connects with pressure transducer and being arranged on pressure regulator valve on tested steerig pump (9) export pipeline; Electric control cubicle (11) links to each other with pressure transducer (15) electricity; Described pressure regulator valve is pressure solenoid valve (17) and the manual modulation valve (16) that is arranged in parallel; Described pressure solenoid valve (17) is electrically connected electric control cubicle (11); Described oil temperature control system comprises oily temperature cooler, is arranged on oil heater (5) and the temperature transducer (6) and the temperature indicator (7) of fuel tank (3), and described temperature transducer (6) links to each other with described temperature indicator (7); Described oil temperature cooler is arranged on the water cycle water cooler (2) on the export pipeline of tested steerig pump (9) and the cooling water solenoid valve (1) of control cold water flow.
2. steering oil pump durability test apparatus according to claim 1 is characterized in that: described oil heater (5) is an electric heater.
3. steering oil pump durability test apparatus according to claim 1 is characterized in that: also be provided with ball valve (8) on the inlet ductwork of described tested steerig pump (9); Also be provided with filter (18) on the export pipeline of described tested steerig pump (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102181133A CN101440799B (en) | 2008-12-05 | 2008-12-05 | Steering oil pump durability test apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102181133A CN101440799B (en) | 2008-12-05 | 2008-12-05 | Steering oil pump durability test apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101440799A CN101440799A (en) | 2009-05-27 |
| CN101440799B true CN101440799B (en) | 2011-09-21 |
Family
ID=40725362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008102181133A Active CN101440799B (en) | 2008-12-05 | 2008-12-05 | Steering oil pump durability test apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101440799B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103185004B (en) * | 2011-12-29 | 2016-08-31 | 天津麦世科尔科技咨询有限公司 | A kind of small pressure test device |
| CN102963418A (en) * | 2012-11-05 | 2013-03-13 | 无锡新大力电机有限公司 | Variable frequency steering driving device of three-phase motor |
| CN103047126B (en) * | 2012-12-28 | 2015-05-13 | 万向钱潮（上海）汽车系统有限公司 | Method for testing ESP (electronic stability program) /ABS (anti-lock brake system) pumps |
| CN103352840B (en) * | 2013-04-11 | 2016-03-02 | 浙江豪情汽车制造有限公司 | A kind of steerig pump assembly testing apparatus and test method |
| CN103573605B (en) * | 2013-11-06 | 2016-03-16 | 中国第一汽车股份有限公司 | A kind of motor double-action hydraulic pump bench test control system |
| CN105715530B (en) * | 2014-12-04 | 2018-01-19 | 国家电网公司 | A kind of converter valve cooling system water pump accelerated life test platform and its test method |
| CN107914180A (en) * | 2017-11-16 | 2018-04-17 | 中国航空工业集团公司北京航空精密机械研究所 | A kind of ultra-precision machine tool pumping plant oil sources precision temperature control method |
| CN108583680B (en) * | 2018-04-03 | 2024-01-09 | 安徽合力股份有限公司 | Independent steering system of full hydraulic forklift |
| CN111579145A (en) * | 2020-04-30 | 2020-08-25 | 新沂市利源机械有限公司 | Movable suction detection equipment for sand suction pump and working method |
| CN113565747B (en) * | 2021-07-27 | 2023-03-28 | 哈尔滨东安汽车发动机制造有限公司 | Special electronic pump test device and test method for hybrid transmission |
-
2008
- 2008-12-05 CN CN2008102181133A patent/CN101440799B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN101440799A (en) | 2009-05-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101440799B (en) | Steering oil pump durability test apparatus | |
| CN103307057B (en) | Pollution and abrasion test system for electro-hydraulic servo valve | |
| CN101655414B (en) | Simulation test bench of automobile cooling system | |
| CN106872197A (en) | A kind of performance testing device of heat exchanger and method of testing | |
| CN104390782B (en) | The test device and method of testing of Retarder | |
| CN202420845U (en) | Online comprehensive performance test bed of transmission case | |
| CN101487465A (en) | Oil pump performance detection tester for continuously variable transmission | |
| CN103499448A (en) | Engine heat balancing performance bed tester and engine heat balancing performance bed testing method | |
| CN208619324U (en) | A kind of steering pump test macro of motorcar electric hydraulic power-assist steering system | |
| CN102562565B (en) | Method and device for water pump delivery inspection | |
| CN105587714B (en) | A kind of servo valve hydraulic test system | |
| CN112762054B (en) | Comprehensive hydraulic valve performance test system | |
| CN201344112Y (en) | Performance testing device of continuously variable transmission oil pump | |
| CN110439799A (en) | A kind of aero-oil pump multi-function test stand | |
| CN103953534B (en) | A kind of test device of lubricating pump of automobile | |
| CN104481971A (en) | Torque-type hydraulic pump and hydraulic motor power recovery test platform | |
| CN210660532U (en) | Oil pump hydraulic test system | |
| CN102207431A (en) | System for simulating work environment of vehicular hydraulic power steering gear | |
| CN202228333U (en) | Test system for airplane hydraulic motor pump | |
| CN112729810B (en) | Test assembly, test method and test system for gearbox oil pump and functional valve | |
| CN101368877B (en) | Water system resistance measurement apparatus of vehicle cooling system | |
| CN107063685B (en) | Gear minimum lubricating oil mass measuring device | |
| CN204312437U (en) | The synthesis energy saving experimental liquid pressure device of gear pump, relief valve and one-way valve reliability | |
| CN107816430B (en) | A kind of low-temperature test system of automobile fuel pump | |
| CN209541894U (en) | Test the device of water pump noise |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |