CN202383043U - Oil anti-shearing performance evaluation rack - Google Patents
Oil anti-shearing performance evaluation rack Download PDFInfo
- Publication number
- CN202383043U CN202383043U CN2011205700238U CN201120570023U CN202383043U CN 202383043 U CN202383043 U CN 202383043U CN 2011205700238 U CN2011205700238 U CN 2011205700238U CN 201120570023 U CN201120570023 U CN 201120570023U CN 202383043 U CN202383043 U CN 202383043U
- Authority
- CN
- China
- Prior art keywords
- temperature sensor
- vane pump
- oil
- pressure transducer
- valve
- 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.)
- Expired - Fee Related
Links
- 238000011156 evaluation Methods 0.000 title abstract description 6
- 238000010008 shearing Methods 0.000 title abstract description 5
- 238000005070 sampling Methods 0.000 claims abstract description 8
- 239000002828 fuel tank Substances 0.000 claims description 20
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 230000007306 turnover Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 10
- 238000011056 performance test Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 25
- 239000010687 lubricating oil Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 239000010720 hydraulic oil Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000010736 steam turbine oil Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001839 systemic circulation Effects 0.000 description 1
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to an oil anti-shearing performance evaluation rack; the variable frequency motor is connected with the vane pump through a coupler, the inlet of the vane pump is communicated with the outlet of the oil tank through an oil tank discharge valve, and a proportional overflow valve, a flowmeter, an oil cooler, a sampling valve, a filter and the oil tank are sequentially connected to the outlet pipeline of the vane pump to form a hydraulic circulation loop; an on-line viscometer is arranged on the oil tank, and a temperature sensor T is arranged on an inlet and outlet pipeline of the vane pump1Temperature sensor T2And a pressure sensor P1Pressure sensor P2(ii) a Viscometer, temperature sensor T1Temperature sensor T2And a pressure sensor P1Pressure sensor P2The proportional overflow valve 4 is respectively connected with a computer; the evaluation rack can provide test conditions equivalent to actual working conditions, obtains accurate shear performance test evaluation results, and is reasonable in design, compact in structure, simple and convenient to operate and high in automation degree.
Description
Technical field
The utility model relates to a kind of testing equipment of estimating the lubricating oil oil property, particularly hydraulic oil, hydraulic transmission oil, steam turbine oil or systemic circulation wet goods lubricating oil oil product anti-shear performance platform for assessing.
Background technology
Viscosity is one of important indicator of estimating the lubricating oil usability, and oil viscosity is too low, can cause hydraulic system equipment leakage and wearing and tearing to increase, and volumetric efficiency descends.Oil viscosity is too high, and hydraulic system equipment cold-starting difficulty causes cavitation erosion.Select suitable oil viscosity, can keep equipment good mechanical efficient, take into account volumetric efficiency again.Therefore in the layoutprocedure of prescription,, understand the performance index of prescription through prescription is carried out the anti-shear performance simulation test.At present; There is equipment such as utilizing high shear jets device, circular cone roller bearing that the oil product shear stability is carried out evaluation test; The experimental situation of these equipment differs bigger with the oil product actual working conditions that is applied in the hydraulic systems such as hydraulic pump, hydraulic valve; Therefore, can not reflect the variation of oil product cutting performance preferably.
The utility model content
The purpose of the utility model is to provide the oil product anti-shear performance that a kind of test condition is suitable with actual applying working condition condition, it is simple in structure, easy to operate platform for assessing.
The described a kind of oil product anti-shear performance platform for assessing of the utility model is by variable-frequency motor, shaft coupling, vane pump, fuel tank, viscosity meter, proportional pressure control valve, flowmeter, oil cooler, sampling valve, filtrator, fuel tank draining valve, temperature sensor T
1, temperature sensor T
2And pressure transducer P
1, pressure transducer P
2
Variable-frequency motor is connected with vane pump through shaft coupling; The vane pump inlet is connected with fuel-tank outlet through the fuel tank draining valve; Be connected with proportional pressure control valve, flowmeter, oil cooler, sampling valve, filtrator and fuel tank on the vane pump export pipeline in turn, constitute hydraulic circuit; Fuel tank is provided with in-line viscometer, and the turnover pipeline of vane pump is provided with temperature sensor T
1, temperature sensor T
2And pressure transducer P
1, pressure transducer P
2Viscosity meter, temperature sensor T
1, temperature sensor T
2And pressure transducer P
1, pressure transducer P
2Proportional pressure control valve is connected with computing machine respectively.
The oil product anti-shear performance platform for assessing that described a kind of test condition of the utility model and experimental part and the actual applying working condition condition of oil product are approaching; Top hole pressure through the control of the proportional pressure control valve in platform system vane pump; Pressure remains on 13.8-20.7MPa, and test is under the blade and many high-pressure machinery shearing conditions to friction pair such as stator, oil distribution casing and rotor, spool and valve opening of pump with lubricating oil for a long time.Be located at the temperature sensor signal that vane pump enters the mouth through computer acquisition, output control oil cooler flow, thus realizing vane pump inlet oil liquid temperature is controlled, the temperature of vane pump inlet fluid is at 55-65 ℃.Be set in certain rotating speed through motor frequency conversion device control motor, rotating speed is at 1800-2100 rev/min, the about 7-10 of test period days.Operating fluid is carried out the viscosity on-line measurement, can investigate to weigh polymkeric substance oil product mechanical shearing stability the viscosity loss rate in real time.Be arranged on temperature, pressure, signal sensed from flux on the hydraulic oil closed circuit through the computer system collection; Can carry out comprehensive monitoring to the bench run situation, thereby convenient, effectively evaluating means are provided for researching and developing high Performance Hydraulic Fluids article and screening formula.
The characteristics of the utility model are: platform for assessing can provide have controlled pressure, rotating speed, temperature and hydraulic oil round-robin test condition, test condition and actual working conditions are suitable, can obtain shearing performance test evaluation result accurately.Utilize this stand, can in the development of oil product, draw the anti-shear performance trend of prescription,, it is adjusted so that in time grasp the performance of prescription.Gantry designs is reasonable, and compact conformation is simple to operation, and automaticity is high, has realized data automatic collecting and processing.
Description of drawings
Fig. 1 is the utility model system circuit synoptic diagram.
Wherein: 1 variable-frequency motor, 2 shaft couplings, 3 vane pumps, 4 proportional pressure control valves, 5 flowmeters, 6 oil coolers, 7 sampling valves, 8 filtrators, 9 fuel tanks, 10 viscosity meters, 11 fuel tank draining valves,
Embodiment
Below in conjunction with accompanying drawing the utility model is described further:
Fig. 1 has provided oil product anti-shear performance platform for assessing, comprising: variable-frequency motor 1, shaft coupling 2, vane pump 3, fuel tank 9, viscosity meter 10, proportional pressure control valve 4, flowmeter 5, oil cooler 6, sampling valve 7, filtrator 8, fuel tank draining valve 11, temperature sensor T
1, temperature sensor T
2And pressure transducer P
1, pressure transducer P
2
Variable-frequency motor 1 is connected with vane pump 3 through shaft coupling 2; Vane pump 3 inlets are connected with fuel tank 9 outlets through fuel tank draining valve 11; Be connected with proportional pressure control valve 4, flowmeter 5, oil cooler 6, sampling valve 7, filtrator 8, fuel tank 9 on the vane pump export pipeline in turn, constitute hydraulic circuit; In-line viscometer 10 is set on fuel tank, on the turnover pipeline of vane pump, temperature sensor T is set
1, temperature sensor T
2And pressure transducer P
1, pressure transducer P
2Viscosity meter 10, temperature sensor T
1, temperature sensor T
2And pressure transducer P
1, pressure transducer P
2, proportional pressure control valve 4 is connected with computing machine.
Claims (1)
1. oil product anti-shear performance platform for assessing is by variable-frequency motor, shaft coupling, vane pump, fuel tank, viscosity meter, proportional pressure control valve, flowmeter, oil cooler, sampling valve, filtrator, fuel tank draining valve, temperature sensor T
1, temperature sensor T
2And pressure transducer P
1, pressure transducer P
2, it is characterized in that:
Variable-frequency motor is connected with vane pump through shaft coupling; The vane pump inlet is connected with fuel-tank outlet through the fuel tank draining valve; Be connected with proportional pressure control valve, flowmeter, oil cooler, sampling valve, filtrator and fuel tank on the vane pump export pipeline in turn, constitute hydraulic circuit; Fuel tank is provided with in-line viscometer, and the turnover pipeline of vane pump is provided with temperature sensor T
1, temperature sensor T
2And pressure transducer P
1, pressure transducer P
2Viscosity meter, temperature sensor T
1, temperature sensor T
2And pressure transducer P
1, pressure transducer P
2, proportional pressure control valve is connected with computing machine respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205700238U CN202383043U (en) | 2011-12-30 | 2011-12-30 | Oil anti-shearing performance evaluation rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205700238U CN202383043U (en) | 2011-12-30 | 2011-12-30 | Oil anti-shearing performance evaluation rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202383043U true CN202383043U (en) | 2012-08-15 |
Family
ID=46631538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205700238U Expired - Fee Related CN202383043U (en) | 2011-12-30 | 2011-12-30 | Oil anti-shearing performance evaluation rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202383043U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106940276A (en) * | 2017-05-09 | 2017-07-11 | 济南大学 | A kind of hydraulic fluid wearing character determines device and its application method |
| CN108195720A (en) * | 2018-01-14 | 2018-06-22 | 陕西东方长安航空科技有限公司 | A kind of hydraulic air oil viscosity adjustable attenuation index testing device and test method |
-
2011
- 2011-12-30 CN CN2011205700238U patent/CN202383043U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106940276A (en) * | 2017-05-09 | 2017-07-11 | 济南大学 | A kind of hydraulic fluid wearing character determines device and its application method |
| CN108195720A (en) * | 2018-01-14 | 2018-06-22 | 陕西东方长安航空科技有限公司 | A kind of hydraulic air oil viscosity adjustable attenuation index testing device and test method |
| CN108195720B (en) * | 2018-01-14 | 2023-09-05 | 陕西东方长安航空科技有限公司 | Device and method for testing viscosity attenuation control index of aviation hydraulic oil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20201230 |