CN202485907U - Oil test pipe-line system eliminating oil leakage in accessory dismounting in test - Google Patents
Oil test pipe-line system eliminating oil leakage in accessory dismounting in test Download PDFInfo
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- CN202485907U CN202485907U CN 201120540936 CN201120540936U CN202485907U CN 202485907 U CN202485907 U CN 202485907U CN 201120540936 CN201120540936 CN 201120540936 CN 201120540936 U CN201120540936 U CN 201120540936U CN 202485907 U CN202485907 U CN 202485907U
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- oil
- stop valve
- test
- leakage
- lubricating oil
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Abstract
The utility model relates to an oil test pipe-line system eliminating oil leakage in accessory dismounting in a test. The oil test pipe-line system eliminating oil leakage in accessory dismounting in a test comprises an oil tank, an oil filter, stop valves, an oil pump, a flow sensor, oil heaters, an oil radiator and a safety valve. The oil outlet of the oil tank is connected with the inlet of the oil pump, and the oil filter and a first stop valve are connected in series in the connecting pipe; the oil outlet of the oil pump is connected with the oil inlet of the first oil heater, and a second stop valve and a flowmeter are connected in series in sequence in the connecting pipe; the first oil heater and the second oil heater are connected in series, and the second oil heater is connected with a third stop valve, an oil radiator and a fourth stop valve in sequence in series, and is accessed to the oil return opening of the oil tank; and an oil return bypass pipe is also provided. Oil leakage of the oil test system can be minimized when testpieces, pipelines and heaters are dismounted, waste and pollution are minimized, the method is simple and feasible, and the oil test pipe-line system eliminating oil leakage in accessory dismounting in a test is easy to apply.
Description
Technical field
The present invention relates to a kind of fluid test pipe system, especially can eliminate the lubricating oil test pipe system that pipeline becomes annex when dismounting leakage of oil.
Background technology
At helicopter development development standard and design requirement; Need lead in the helicopter development stage and subtract lubricating oil cooling system and motor oil cooling system ground simulation test, satisfy technical requirement on design to verify main function and the technical indicator that subtracts lubricating oil cooling system and motor oil cooling system.Oil system ground simulation test platform is just for accomplishing the specialized equipment of above ground simulation test.Make an experiment at oil system ground simulation test platform, often need become annex, lubricating oil heater etc. to carry out installation and removal in the maintenance process testpieces, pipeline.Owing to leave more lubricating oil in the systems such as testpieces, pipeline, in unloading process pipeline with become annex in the lubricating oil retained will all leak the pollution that causes system and the waste of lubricating oil.
Summary of the invention
When becoming the annex dismounting, cause deficiencies such as leakage of oil to present lubricating oil test pipe system, the present invention proposes a kind of lubricating oil test pipe system that can avoid leakage of oil.
The technical scheme that the present invention takes is: a kind of lube pipe system of eliminating leakage of oil when becoming the annex dismounting in the test comprises oil tank [1], oil filter [2], stop valve [3,5,9,11,13], oil pump [4], flow sensor [6], lubricating oil heater [7,8], oil cooler [10], safety valve [12]; The fuel tank oil-out is connected with oil pump [4] oil-in, and series connection is equipped with oil filter [2] and first stop valve [3] in the middle of its connecting line; Oil pump [4] oil-out is connected with first lubricating oil heater [7] oil-in, and second stop valve [5] and flowmeter [6] in order successively have been installed in series in the connecting line; First lubricating oil heater [7] and second lubricating oil heater [8] are installed in series, and second lubricating oil heater [8] is in series with the 3rd stop valve [9], oil cooler [10] and the 4th stop valve [13] successively, insert the oil return opening of oil tank [1] at last.
Further; The lube pipe system of leakage of oil also comprises the flow regulation bypass when becoming the annex dismounting in the above-mentioned elimination test, promptly oil pump [4] outlet is connected the 5th stop valve [11], safety valve [12] through a threeway by lube pipe after, is connected to the oil return opening of oil tank [1].
Further, lubricating oil leaks when becoming the annex dismounting for eliminating pipeline, also comprises the oil return bypass line in the lube pipe system of leakage of oil when becoming the annex dismounting in the above-mentioned elimination test, promptly on oil pump [4] and second stop valve [5], is parallel with the 6th stop valve [14].Specifically be connected to: an end of the 6th stop valve [14] is connected with oil pump [4] oil-in, and the other end of the 6th stop valve [14] is connected with second stop valve [5] oil-out.
Further; When dismounting; In order to make lubricating oil flow into oil tank [1] oil return opening smoothly, be provided with the pipeline air intake opening in the lube pipe system of leakage of oil when in eliminating test, becoming the annex dismounting, comprise air cleaner [15] and the 7th stop valve [16]; Air cleaner [15] is installed on the pipeline between oil cooler [10] and the 4th stop valve [13] through the 6th stop valve [16].
Characteristics of the present invention are only on existing test pipeline base, to increase oil return bypass line and pipeline air intake opening; In test unlatching through changing different stop valves during with service mode, close the flow direction that changes lubricating oil, guarantee when pipeline is dismantled, can not occur the lubricating oil leakage.
Useful technique effect: through in pipe system, carrying out the bypass design, utilize the oil pump in the system that the lubricating oil in the systems such as testpieces, pipeline is drawn back fuel tank, the waste and the pollution of lubricating oil when reducing system maintenance, testpieces replacing.Can reduce the lubricating oil of lubricating oil pilot system when the part that makes an experiment, pipeline, well heater dismounting and leak, cut the waste and pollute, the method simple possible, easy to implement.
Description of drawings
Fig. 1 connects synoptic diagram for existing lubricating oil test pipe system.
Fig. 2 connects synoptic diagram for lubricating oil test pipe system of the present invention; Wherein, 1: oil tank, 2: oil filter, the 3,5,9,11,13,14, the 16: the first～the 7th stop valve; 4: oil pump, 6: flowmeter, 7: the first lubricating oil heaters, 8: the second lubricating oil heaters; 10: oil cooler, 12: safety valve, 15: air cleaner.
Embodiment
For better explanation the present invention, the present invention is described in detail below in conjunction with Figure of description.See also Figure of description 2, it is the present invention's one preferred embodiments synoptic diagram.
A kind of lube pipe system of eliminating leakage of oil when becoming the annex dismounting in the test comprises oil tank 1, oil filter 2, stop valve 3,5,9,11,13, oil pump 4, flow sensor 6, lubricating oil heater 7,8, oil cooler 10, safety valve 12; The fuel tank oil-out is connected with oil pump 4 oil-ins, and series connection is equipped with oil filter 2 and first stop valve 3 in the middle of its connecting line; Oil pump 4 oil-outs are connected with first lubricating oil heater, 7 oil-ins, and second stop valve 5 and flowmeter 6 in order successively has been installed in series in the connecting line; First lubricating oil heater 7 and second lubricating oil heater 8 are installed in series, and second lubricating oil heater 8 is in series with the 3rd stop valve 9, oil cooler 10 and the 4th stop valve 13 successively, insert the oil return opening of oil tank 1 at last.
Further; The lube pipe system of leakage of oil also comprises the flow regulation bypass when becoming the annex dismounting in the above-mentioned elimination test, promptly oil pump 4 outlets are connected the 5th stop valve 11, safety valve 12 by lube pipe through a threeway after, is connected to the oil return opening of oil tank 1.
Further, lubricating oil leaks when becoming the annex dismounting for eliminating pipeline, also comprises the oil return bypass line in the lube pipe system of leakage of oil when becoming the annex dismounting in the above-mentioned elimination test, promptly on the oil pump 4 and second stop valve 5, is parallel with the 6th stop valve 14.Specifically be connected to: an end of the 6th stop valve 14 is connected with oil pump 4 oil-ins, and the other end of the 6th stop valve 14 is connected with second stop valve, 5 oil-outs.
Further; When dismounting; In order to make lubricating oil flow into oil tank 1 oil return opening smoothly, be provided with the pipeline air intake opening in the lube pipe system of leakage of oil when in eliminating test, becoming the annex dismounting, comprise air cleaner 15 and the 7th stop valve 16; Air cleaner 15 is installed on the pipeline between oil cooler 10 and the 4th stop valve 13 through the 6th stop valve 16.
When carrying out the oil system ground simulation test; Open first stop valve 3, second stop valve 5, the 3rd stop valve 9, the 4th stop valve 13; Close the 6th stop valve 14, the 7th stop valve 16, start oil pump 4, lubricating oil is behind oil pump 4 in the oil tank 1; Behind flowmeter 6, primary heater 7, secondary heater 8, oil cooler 10, return oil tank 1 successively, carry out the adjusting of flow system flow and pressure during test through the aperture of regulating the 5th stop valve 11.
Certain becomes annex need dismantle constantly in the test pipe system; Need be with the lubricating oil blowback oil tank 1 of balance in testpieces, pipeline, the well heater; Guarantee when dismounting, the lubricating oil leakage phenomenon can not take place; Need operate as follows this moment: open the 3rd stop valve 9, the 5th stop valve 11, the 6th stop valve 14, the 7th stop valve 16, close first stop valve 3, second stop valve 5, the 4th stop valve 13, start oil pump 4; Test respectively becomes in the pipe system the interior lubricating oil of annex and pipeline will be all by blowback oil tank 1, the lubricating oil leakage phenomenon can not occur during dismounting.
The present invention not only can be used for helicopter oil system ground simulation test, can also apply in other fluid test field.
Claims (4)
1. a lubricating oil of eliminating leakage of oil when becoming the annex dismounting in the test is tested pipe system
, comprise oil tank [1], oil filter [2], stop valve [3,5,9,11,13], oil pump [4], flow sensor [6], lubricating oil heater [7,8], oil cooler [10], safety valve [12]; The fuel tank oil-out is connected with oil pump [4] oil-in, and series connection is equipped with oil filter [2] and first stop valve [3] in the middle of its connecting line; Oil pump [4] oil-out is connected with first lubricating oil heater [7] oil-in, and second stop valve [5] and flowmeter [6] in order successively have been installed in series in the connecting line; First lubricating oil heater [7] and second lubricating oil heater [8] are installed in series, and second lubricating oil heater [8] is in series with the 3rd stop valve [9], oil cooler [10] and the 4th stop valve [13] successively, insert the oil return opening of oil tank [1] at last; It is characterized in that: also comprise the oil return bypass line.
2. the lubricating oil test pipe system of leakage of oil also comprises the flow regulation bypass when becoming the annex dismounting in the elimination test according to claim 1, it is characterized in that: the oil return opening that oil pump [4] outlet is connected the 5th stop valve [11], safety valve [12] through a threeway by lube pipe after, is connected to oil tank [1].
3. the lubricating oil test pipe system of leakage of oil is characterized in that: on oil pump [4] and second stop valve [5], be parallel with the 6th stop valve [14] when becoming the annex dismounting in the elimination test according to claim 1.
4. the lubricating oil test pipe system of leakage of oil when becoming the annex dismounting during any described elimination is tested according to claim 1～3; It is characterized in that: also be provided with the pipeline air intake opening; Comprise air cleaner [15] and the 7th stop valve [16]; Air cleaner [15] is installed on the pipeline between oil cooler [10] and the 4th stop valve [13] through the 6th stop valve [16].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120540936 CN202485907U (en) | 2011-12-20 | 2011-12-20 | Oil test pipe-line system eliminating oil leakage in accessory dismounting in test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120540936 CN202485907U (en) | 2011-12-20 | 2011-12-20 | Oil test pipe-line system eliminating oil leakage in accessory dismounting in test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202485907U true CN202485907U (en) | 2012-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120540936 Expired - Lifetime CN202485907U (en) | 2011-12-20 | 2011-12-20 | Oil test pipe-line system eliminating oil leakage in accessory dismounting in test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202485907U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155100A (en) * | 2014-06-30 | 2014-11-19 | 南京创贝高速传动机械有限公司 | Outer lubricating oil system for constant loading test stand and application method thereof |
| CN105334062A (en) * | 2015-11-04 | 2016-02-17 | 中国北方发动机研究所(天津) | Multi-cylinder diesel engine lab machine oil system |
-
2011
- 2011-12-20 CN CN 201120540936 patent/CN202485907U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155100A (en) * | 2014-06-30 | 2014-11-19 | 南京创贝高速传动机械有限公司 | Outer lubricating oil system for constant loading test stand and application method thereof |
| CN105334062A (en) * | 2015-11-04 | 2016-02-17 | 中国北方发动机研究所(天津) | Multi-cylinder diesel engine lab machine oil system |
| CN105334062B (en) * | 2015-11-04 | 2018-03-02 | 中国北方发动机研究所(天津) | A kind of multi-cylinder diesel engine laboratory lubricating oil system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121010 |
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| CX01 | Expiry of patent term |