CN105806660A - Pollution-free and waste-free online automatic sampling device for lubricating oil - Google Patents
Pollution-free and waste-free online automatic sampling device for lubricating oil Download PDFInfo
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- CN105806660A CN105806660A CN201510304406.3A CN201510304406A CN105806660A CN 105806660 A CN105806660 A CN 105806660A CN 201510304406 A CN201510304406 A CN 201510304406A CN 105806660 A CN105806660 A CN 105806660A
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Abstract
The invention provides a pollution-free and waste-free online automatic sampling device for lubricating oil. An oil feeding pipe, an oil returning pipe, a vacuumizing pipe and three oil pipes are mounted on a bottle cap of a sampling bottle; and valves are mounted on the three oil pipes. The oil feeding pipe and the oil returning pipe are used for connecting the sampling bottle onto a lubricating oil system by utilizing a rapid connector, so that a loop is formed by a sampling hole of the lubricating oil system, the sampling bottle, an oil returning pump and an oil returning hole of the lubricating oil system. Then the vacuumizing pipe is used for exhausting, so that enough oil samples are stored in the sampling bottle, and the oil samples in the sampling bottle are continuously circulated and updated by utilizing the oil returning pump. Finally, the quality of oil samples in the sampling bottle is completely consistent to quality of oil in the lubricating oil system. A whole sampling process is completely sealed, and a sampling pipeline and the sampling bottle do not need to be washed before sampling, so that pollution and wastes are not caused. A solenoid valve and a timing control system are utilized so that full-automatic timing sampling can be realized. The pollution-free and waste-free online automatic sampling device of the lubricating oil can also ne used for full-sealed sampling of other liquid circulation or storage systems.
Description
Technical field
The present invention relates to a kind of lubricating oil automatic sampling apparatus.It is specially the pollution-free automatic sampling apparatus without waste of a kind of lubricating oil.Can also be used for other liquid sample that sampling cleanliness factor is had high request, belong to liquid sample apparatus field.
Background technology
Oil is required very strict by large-scale rotation machinery (steam turbine etc.).Especially the strict granularity controlling lubricating oil is required.At present, sampling from fuel tank or lubricating oil pipeline is all manual operation.Sampling bottle and air contact when sampling, the dust of surrounding enters in sample oil, directly affects the test result of granularity.Cause granularity grade bigger than normal.Now blindly start oil filter, cause resource and time waste.Meanwhile, in the process of sampling, it is necessary to by substantial amounts of oil flushing sample lines, clean sampling bottle.And this part oil cannot be recycled, cause the waste of lubricating oil.Meanwhile, sampling bottle will clean with petroleum ether, ethanol, liquid detergent, demineralized water before using every time repeatedly.Not only take time and effort, environment is unfriendly；Meanwhile, because the volatility of petroleum ether, the health of operator is also very unfavorable.
Summary of the invention
The technical problem to be solved in the present invention is to fill up existing technological gap, it is provided that a kind of lubricating oil is without wasting pollution-free on-line automatic sampling apparatus.This device utilizes the sampling bottle of particular design and the bypass of scavenge oil pump composition lubricating oil system, it is possible to avoid the pollution in sampling process and waste, it is provided that to the representational sample of laboratory personnel；Reduce the wash number of sampling bottle, ensure the health of laboratory personnel.
For achieving the above object, the present invention provides following technical scheme: a kind of lubricating oil is pollution-free without wasting online automatic sampling apparatus, and the cupboard that its shell is rectangle or square band can open the door, nucleus equipment is the sampling bottle within described sampling apparatus and scavenge oil pump.Described sampling bottle installs three pipelines in bottle cap position, is followed successively by sampling bottle oil inlet pipe, sampling bottle vacuum-pumping tube, sampling bottle oil return pipe.These three pipelines introduce inside sampling bottle each through bottle cap.Wherein sampling bottle oil inlet pipe, sampling bottle vacuum-pumping tube are shorter, and its nozzle position is in 5/6ths positions of sampling bottle height；Sampling bottle oil return pipe is longer, from being about twice oil return pipe caliber at the bottom of sampling bottle bottle.Sampling bottle oil inlet pipe, sampling bottle oil return pipe extend to outside bottle cap, and are respectively mounted sampling bottle inlet valve and sampling bottle oil return valve more than bottle cap；Sampling bottle oil-feed snap joint and sampling bottle oil return snap joint it is respectively mounted on valve.Sampling bottle vacuum-pumping tube extends to after outside sampling bottle bottle cap, installs filter, installs sampling bottle vacuum pumping valve, install sampling bottle evacuation snap joint on valve again on filter.When sampling bottle inlet valve, sampling bottle vacuum pumping valve, sampling bottle oil return valve Close All, this sampling bottle is completely airtight container.Before sampling, sampling bottle oil-feed fast interface and sample lines are passed through hose connection；Sampling bottle oil return fast interface and scavenge oil pump import are passed through hose connection.Sampling apparatus becomes the bypass of lubricating oil system.In sampling process, opening sampling bottle inlet valve and sampling bottle vacuum pumping valve, oil sample enters sampling bottle by sampling bottle oil inlet pipe under the effect of self gravitation or pipe interior oil pressure, and sampling bottle inner air is discharged by sampling bottle vacuum-pumping tube.Until oil level reaches requirement liquid level (being generally 2/3rds of sampling bottle volume) in sampling bottle, close sampling bottle vacuum pumping valve, and open sampling bottle oil return valve, start scavenge oil pump.In sampling bottle, oil sample returns to main fuel tank or oil circulating system pipeline under the effect of scavenge oil pump by return line.New oil sample then constantly enters sampling bottle by sampling bottle oil inlet pipe.The internal oil sample of sampling bottle starts continuous circulation, until sampling bottle internal lubrication oil and oil system lubricating oil quality are completely the same.After circulation, laboratory personnel stops scavenge oil pump, closes all valves, pulls down sampling bottle by snap joint, takes back laboratory.After utilizing sampling bottle vacuum lead degassed and standing, pull down vacuum pump, keep sampling bottle vacuum pumping valve in open mode, automatic granularity instrument oil inlet pipe is connected to the oil return fast interface of described sampling bottle, granule detecting can be carried out.
The invention has the beneficial effects as follows, total enclosing in sampling process, pollution-free；Because of the effect of scavenge oil pump, the present invention need not drain the oil flushing line, and without waste, sample collector contacts with lubricating oil hardly；Even if oil return having granularity pollute also to be removed by oil system filter；Controlled the start-stop time of scavenge oil pump by time controller, sampling process can realize unmanned supervision；In sampling bottle, oil sample is forced circulation, and sampling bottle need not clean every time it is also ensured that oil sample and system oil uniform quality, it is possible to save time and cleaning agent, reduces the contact of experimenter and cleaning agent；Reduce the discharge cleaning waste liquid.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described further.Wherein, accompanying drawing 1 is the cut-away view of a kind of embodiment of sampling apparatus；The cabinet door layout drawing that accompanying drawing 2 is sampling apparatus embodiment shown in accompanying drawing 1.It should be clear that this specification accompanying drawing paint structure, ratio, size etc., all only in order to coordinate the disclosed content of description, understand for those skilled in the art and read, being not limited to the enforceable condition of the present invention.Therefore, do not have technical essential meaning.The modification of any structure, the change of proportionate relationship, the adjustment of size or the raising of automaticity or reduction, under not affecting effect that the present invention can be generated by and the purpose that can reach, all should drop in the scope that disclosed technology contents is contained.
In fig. 1, sampling bottle (1)；Magnetic agitation bottle holder (2)；Magnetic stir bar (3)；Filter screen (4)；Sampling bottle inlet valve (5)；Sampling bottle vacuum pumping valve (6)；Sampling bottle oil return valve (7)；Sampling bottle oil inlet pipe snap joint (8)；Sampling bottle vacuum-pumping tube snap joint (9)；Sampling bottle oil return pipe snap joint (10)；Sampling apparatus oil inlet pipe snap joint (11)；Scavenge oil pump import snap joint (12)；Sampling apparatus oil-feed electromagnetic valve (13)；Scavenge oil pump inlet solenoid valve (14)；Scavenge oil pump outlet solenoid valve (15)；Scavenge oil pump (16)；Waste oil collecting case waste oil recovery tube snap joint (17)；Waste oil collecting case waste oil recovery tube (18)；Waste oil collecting case (19)；Waste oil collecting case emptying door (20)；Waste oil collecting fuel level in tank scale (21).
In fig 2, sampling apparatus cabinet door (22)；Sampling bottle observation port (23)；Scavenge oil pump runs time timer (24)；Start time setting unit (25)；Sampling apparatus oil-feed electromagnetic valve hand switch (26)；Scavenge oil pump inlet solenoid valve hand switch (27)；Scavenge oil pump outlet solenoid valve hand switch (28)；Scavenge oil pump hand switch (29)；The manual automatic transfer switch of sampling apparatus (30)；Sampling apparatus cabinet door lock and handle (31).
Detailed description of the invention
In fig. 1, sampling bottle (1) is placed on magnetic agitation bottle holder (2), and it is internal that magnetic stir bar (3) is placed on sampling bottle (1).Sampling bottle oil inlet pipe snap joint (8) is connected by flexible pipe and sampling apparatus oil inlet pipe snap joint (11).Sampling bottle oil return pipe snap joint (10) is connected by flexible pipe and scavenge oil pump import snap joint (12).After opening sampling apparatus oil-feed electromagnetic valve (13), sampling bottle inlet valve (5) and sampling bottle vacuum pumping valve (6), oil sample under lubricating oil pressure effect, flows in sampling bottle (1) through sampling apparatus oil-feed electromagnetic valve (13) and sampling bottle inlet valve (5) in self gravitation or pipeline；And air is discharged by sampling bottle vacuum pumping valve (6).After the lubricating oil in sampling bottle (1) reaches requirement liquid level, closing sampling bottle vacuum pumping valve (6), under the effect of sampling bottle (1) internal air pressure, oil sample can temporarily cease entrance sampling bottle (1).Now open scavenge oil pump inlet solenoid valve (14), scavenge oil pump outlet solenoid valve (15), start scavenge oil pump (16).Oil sample in sampling bottle (1) returns lubricating oil main fuel tank or lubrication oil circulation pipe network under the effect of scavenge oil pump (16), and new oil sample continues to flow in sampling bottle (1).Because sampling bottle (1) top has partial air to exist all the time, the oil level in all sampling bottles (1) remains constant, but oil sample is constantly circulating renewal.Now starting magnetic agitation bottle holder (2), the magnetic stir bar (3) in sampling bottle (1) rotates, and stirs the oil sample in sampling bottle (1), it is to avoid bulky grain accumulation of pollutants, in sampling bottle (1) bottom, causes result of laboratory test bigger than normal.After scavenge oil pump (16) runs a period of time, oil sample and the quality of the oil of lubricating oil system in sampling bottle (1) can be completely the same.Now, stop the operation of magnetic agitation bottle holder (2) and scavenge oil pump (16), close sampling apparatus oil-feed electromagnetic valve (13), scavenge oil pump inlet solenoid valve (14), scavenge oil pump outlet solenoid valve (15), sampling bottle inlet valve (5), sampling bottle oil return valve (7), open the connection of sampling bottle oil inlet pipe snap joint (8) and flexible pipe, open the connection of sampling bottle oil return pipe snap joint and flexible pipe again, sampling bottle can be pulled down, take back laboratory.Before chemical examination, connect vacuum pump by sampling bottle vacuum-pumping tube snap joint (9), open sampling bottle vacuum pumping valve (6), start vacuum pump degassed.When doing granularity, disconnect the connection of vacuum pump and sampling bottle vacuum-pumping tube snap joint (9), the oil inlet pipe of granularity instrument and sampling bottle oil return pipe snap joint (10) are connected, opens sampling bottle oil return valve (7) and screen analysis can be started.Test complete after, it is not necessary to clean sampling bottle (1), directly send back to sampling apparatus reconnect flexible pipe namely may wait for sampling next time.
In attached embodiment illustrated in fig. 1, filter (4) be to ensure that evacuation terminate after balanced sample bottle (1) internal pressure time, with carry out in screen analysis process, the suspended particulates in the middle of air will not enter in sampling bottle (1) to oil sample quality produce deleterious effect.Waste oil collecting case (19) may collect in the lubricating oil of drippage in the process connecting or removing sampling bottle (1) or the lubricating oil spilt in other operating process.Waste oil collecting case (19) interior oil level can pass through waste oil collecting fuel level in tank scale (21) and be determined.The waste oil collected in waste oil collecting case (19), it is possible to optionally by waste oil collecting case emptying door (20) emptying；Or by waste oil collecting case waste oil recovery tube snap joint (17) and scavenge oil pump import snap joint (12) by hose connection, open scavenge oil pump inlet solenoid valve (14), scavenge oil pump outlet solenoid valve (15) afterwards, start scavenge oil pump (16), waste oil is recycled to lubricating oil system.
In fig 2, it was shown that the function of sampling apparatus cabinet door (22) of attached embodiment illustrated in fig. 1 is arranged.Sampling apparatus cabinet door (22) in off position under whole sampling apparatus should be able to be made to be in closed state, it is to avoid dust in environment enters inside sampling apparatus.Wherein, sampling apparatus cabinet door (22) can be opened by sampling apparatus cabinet door lock and handle (31), in order to carry out the operations such as dismounting sampling bottle (1).The oil sample loop condition in sampling bottle (1) inside can be observed by sampling bottle sight glass hole (23).Run time timer (24) by scavenge oil pump and can adjust and set the time that scavenge oil pump (16) runs, namely the circulation time of sampling bottle (1) interior oil sample.Can adjust and set, by starting time setting unit (25), the startup time that sampling apparatus is overall, including automatically opening up sampling apparatus oil-feed electromagnetic valve (13), scavenge oil pump inlet solenoid valve (14), scavenge oil pump outlet solenoid valve (15) and starting the time of scavenge oil pump (16).Manual for sampling apparatus automatic transfer switch (30) is got to manual position, it is possible to by sampling apparatus oil-feed electromagnetic valve hand switch (26), scavenge oil pump inlet solenoid valve hand switch (27), the corresponding electromagnetic valve of scavenge oil pump outlet solenoid valve hand switch (28) operation on off state；Can start and stop scavenge oil pump by scavenge oil pump hand switch (29).When the manual automatic transfer switch of sampling apparatus (30) is in automatic position, sampling apparatus, by the setting according to program and time, automatically controls the on off state of the internal electromagnetic valve of sampling apparatus and the start and stop of scavenge oil pump (16), is automatically performed sampling operation.
Finally should be noted that: embodiment described above is only a kind of embodiment of the present invention, however it is not limited to the present invention.Although the present invention being described in detail with reference to previous embodiment, for a person skilled in the art, the technical scheme described in previous embodiment still can be modified by it, or wherein portion of techniques feature carries out equivalent replacement.All make within the spirit and principles in the present invention any amendment, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (5)
1. a lubricating oil is pollution-free without wasting online automatic sampling apparatus, its feature is being, sampling bottle (1) bottle cap airtight by bottle cap being installed into oil pipe, vacuum-pumping tube and oil return pipe, oil inlet pipe snap joint (8), sampling bottle oil return pipe snap joint (10), scavenge oil pump inlet tube snap joint (12) and pipeline and lubricating oil system is utilized to connect into loop sampling bottle (1) and scavenge oil pump (16).
2. lubricating oil according to claim 1 is pollution-free is characterized in that without wasting online automatic sampling apparatus, sampling bottle (1) oil inlet pipe, oil return pipe is installed valve and snap joint, vacuum-pumping tube is installed filter, valve and snap joint.
3. lubricating oil according to claim 1 is pollution-free without wasting online automatic sampling apparatus, it is characterized in that, sampling apparatus oil-feed electromagnetic valve (13) installed by sampling apparatus oil inlet pipe, scavenge oil pump import installs back oil pump inlet solenoid valve (14), and scavenge oil pump outlet installs back fuel pump outlet electromagnetic valve (15).
4. lubricating oil according to claim 1 is pollution-free without wasting online automatic sampling apparatus, it is characterized in that, casing with openable sampling apparatus cabinet door (22) is set, sampling bottle (1), scavenge oil pump (16) and valve and pipeline are arranged on box house, controller and operation switch and are arranged on cabinet door (22).
5. lubricating oil according to claim 1 is pollution-free without wasting online automatic sampling apparatus, it is characterized in that, arrange scavenge oil pump to run time timer (24), start time setting unit (25), sampling apparatus oil-feed electromagnetic valve hand switch (26), scavenge oil pump inlet solenoid valve hand switch (27), scavenge oil pump outlet solenoid valve hand switch (28), scavenge oil pump hand switch (29), the manual automatic transfer switch of sampling apparatus (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510304406.3A CN105806660A (en) | 2015-06-07 | 2015-06-07 | Pollution-free and waste-free online automatic sampling device for lubricating oil |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510304406.3A CN105806660A (en) | 2015-06-07 | 2015-06-07 | Pollution-free and waste-free online automatic sampling device for lubricating oil |
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| CN105806660A true CN105806660A (en) | 2016-07-27 |
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| CN201510304406.3A Pending CN105806660A (en) | 2015-06-07 | 2015-06-07 | Pollution-free and waste-free online automatic sampling device for lubricating oil |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092698A (en) * | 2016-08-10 | 2016-11-09 | 中国人民解放军第五七九工厂 | Oil sample pretreatment unit and using method thereof in a kind of aircraft equipment oil contamination prevention and control |
| CN108254227A (en) * | 2018-02-01 | 2018-07-06 | 刘炀 | A kind of crude oil storage tank oil sample remote automatic acquisition device and acquisition method |
| CN109580294A (en) * | 2019-01-02 | 2019-04-05 | 兰州交通大学 | A kind of oil storage tank oil sample acquisition system based on PLC control |
| CN111879563A (en) * | 2020-07-30 | 2020-11-03 | 国家电网有限公司 | Extra-high voltage transformer substation transformer and high-resistance automatic oil taking robot |
| CN113375973A (en) * | 2021-05-27 | 2021-09-10 | 中国科学院力学研究所 | Liquid propellant sampling device |
| US20230003620A1 (en) * | 2021-07-01 | 2023-01-05 | Saudi Arabian Oil Company | Methods and Systems for Automatic Multi-Phase Mobile Sampling Collection and Analysis |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106092698A (en) * | 2016-08-10 | 2016-11-09 | 中国人民解放军第五七九工厂 | Oil sample pretreatment unit and using method thereof in a kind of aircraft equipment oil contamination prevention and control |
| CN108254227A (en) * | 2018-02-01 | 2018-07-06 | 刘炀 | A kind of crude oil storage tank oil sample remote automatic acquisition device and acquisition method |
| CN109580294A (en) * | 2019-01-02 | 2019-04-05 | 兰州交通大学 | A kind of oil storage tank oil sample acquisition system based on PLC control |
| CN111879563A (en) * | 2020-07-30 | 2020-11-03 | 国家电网有限公司 | Extra-high voltage transformer substation transformer and high-resistance automatic oil taking robot |
| CN113375973A (en) * | 2021-05-27 | 2021-09-10 | 中国科学院力学研究所 | Liquid propellant sampling device |
| US20230003620A1 (en) * | 2021-07-01 | 2023-01-05 | Saudi Arabian Oil Company | Methods and Systems for Automatic Multi-Phase Mobile Sampling Collection and Analysis |
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Application publication date: 20160727 |
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