CN113150860B - Lubricating oil dewatering method - Google Patents
Lubricating oil dewatering method Download PDFInfo
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- CN113150860B CN113150860B CN202011602479.8A CN202011602479A CN113150860B CN 113150860 B CN113150860 B CN 113150860B CN 202011602479 A CN202011602479 A CN 202011602479A CN 113150860 B CN113150860 B CN 113150860B
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M177/00—Special methods of preparation of lubricating compositions; Chemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/005—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion by thermal diffusion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
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- Chemical Kinetics & Catalysis (AREA)
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- Thermal Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Compressor (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Drying Of Solid Materials (AREA)
Abstract
Before oil injection, the inside of a container tool is ensured to be cleaned and the water is blown dry, then lubricating oil to be treated can be injected from an oil inlet, a vent is opened during oil injection, other valves are all closed, and the vent is closed after oil injection is completed; after the oil injection is finished, the oil is injected from N2Introducing nitrogen into the nitrogen port, wherein the nitrogen amount cannot be too large, and the nitrogen is always kept to be introduced until the oil drainage in the step 8 is finished, so that the water is thoroughly removed, and the water content of the lubricating oil is reduced; the uniformity of the hot nitrogen filled in the lubricating oil can be enhanced, the hot nitrogen can be fully filled, and the water removal is more uniform; reduce the dewatering time, reduce energy consumption, can control the height of giving vent to anger of hot nitrogen gas more than the lubricating oil liquid level simultaneously, guarantee not extravagant hot nitrogen gas.
Description
The application is divided into application cases, and the application numbers of the original application cases are as follows: 2020103014618, filing date: 20200416, invention name: a lubricating oil dewatering device.
Technical Field
The invention relates to lubricating oil water removal equipment.
Background
At present, a plurality of large-scale expensive equipment on the market have extremely high requirements on moisture entering the equipment, and the equipment can not run without lubricating oil. Therefore, the water vapor and the water content formed by the lubricating oil in the operation process of the equipment are strictly controlled. The water content of the lubricating oil on the general market exceeds the standard, and the use requirement of equipment cannot be met.
The water removal device generally used in the current market is that an electric heater is adopted to heat the water to 60-80 ℃, and a pulse relay is utilized to control the on-off of the current of a coil in an electromagnet, so that a non-magnetic spring, a cross rod and an iron block do up-and-down reciprocating motion, and the liquid in an electric heating tank body is stirred continuously. The dewatering is not thorough, a relay needs to be installed to control the operation, the flow is complex, and the purpose of comprehensively dewatering by fully volatilizing the moisture in the lubricating oil cannot be achieved. Therefore, the device is designed to remove moisture caused by lubricating oil so as to meet the use requirement of the device.
Therefore, the existing lubricating oil dewatering equipment is further improved.
Disclosure of Invention
The invention aims to provide lubricating oil dewatering equipment capable of effectively enhancing dewatering effect.
In order to achieve the purpose, the invention adopts the following scheme:
the utility model provides a lubricating oil water trap, is including a jar body, be provided with the compression lubricating oil entry on the jar body the internal heating device that is provided with of jar the internal agitating unit that is provided with of jar, be provided with gas vent and vacuum pump connector on the jar body internal nitrogen gas input pipeline that is provided with the vortex form, there is the trompil along nitrogen gas input pipeline direction equipartition on the nitrogen gas input pipeline the internal bottom of jar is provided with the vortex track along nitrogen gas input pipeline edge, vortex track internalization is provided with vertical gas-supply pipe, jar internal drive mechanism that is provided with around jar body axis rotary swing and drives vertical gas-supply pipe and remove in the vortex track vertical equipartition has supplementary trompil on the vertical gas-supply pipe jar internal closing device that can seal supplementary trompil that is provided with, last being provided with of closing device can detect the internal lubricating oil water level of jar and controlling the water level detection dress of closing device self-sealing unnecessary supplementary trompil of closing device self-sealing of jar The device is characterized in that a baffle plate capable of preventing heated engine oil from entering the vacuum pump connecting port to damage the vacuum pump is arranged in the tank body, and nitrogen can be fully introduced into the lubricating oil through the design, so that the oil is rolled uniformly, and the evaporation speed of moisture is accelerated.
Furthermore, the heating device is arranged at the central position in the tank body, and the nitrogen input pipeline is coiled by taking the heating device as an axis and is arranged at the bottom in the tank body, so that the lubricating oil in the tank body is heated more uniformly.
Further, the orbital cross section of vortex is circular, vertical gas-supply pipe lower extreme is provided with the spheroid that can move about in the track of vortex respectively and pastes the limiting plate that tightly sets up in jar internal bottom surface, makes jar internal machine oil can all-round and even fill into hot nitrogen gas, guarantees that the dewatering is comprehensive.
Further, actuating mechanism is including setting up the motor cabinet in jar body bottom, be provided with the direction up and carry out the servo motor of just reversing in the motor cabinet, the heating device circumference is provided with outward and fixes the annular cell body that is provided with jar body bottom, the internal rotation of ring channel is provided with the annular external gear, the fixed drive gear that is provided with of servo motor output shaft, annular external gear and drive gear mesh the transmission, annular external gear upper surface is provided with the swinging arms, be provided with the straight notch along the swinging arms direction on the swinging arms, the lower extreme of vertical gas-supply pipe circumference outer wall is provided with cylindricality drive division, the straight notch cover is established and is driven outside the cylindricality drive division, provides a reasonable actuating mechanism, enables the internal even removal in the lubricating oil of vertical gas-supply pipe.
Furthermore, the sealing device comprises a telescopic sleeve arranged at the upper end of the vertical gas conveying pipe, the telescopic sleeve stretches towards the lower part of the vertical gas conveying pipe, redundant hot nitrogen is prevented from being discharged to the upper part of lubricating oil in the tank body, and resources are saved.
Further, the water level detection device comprises two vertical slide rails symmetrically arranged on the inner wall of the tank body, slide blocks are respectively arranged in the two vertical slide rails, a movable ring body capable of moving up and down in the tank body is connected between the two slide blocks, an annular groove is arranged on the inner wall of the movable ring body, a driving rod body is arranged in the annular groove, arc slide blocks are respectively arranged at two ends of the driving rod body, the arc slide block at one end is arranged in the annular groove to slide, the arc slide block at the other end is arranged in the annular groove at the opposite side to slide, an annular groove is arranged on the outer wall of the telescopic sleeve, a driving straight notch is arranged on the driving rod body, the driving straight notch is sleeved in the annular groove to drive the annular groove up and down, a floating part capable of floating on the surface of lubricating oil is arranged on the movable ring body, and hot nitrogen is guaranteed to be sprayed out in an auxiliary opening in the lubricating oil, and the auxiliary opening hole except the lubricating oil stops spraying, thereby saving resources.
Furthermore, the circumference of the floating part is arranged on the lower surface of the movable ring body, the density of the floating part is smaller than that of the lubricating oil, and the position of the auxiliary opening hole for spraying can be adjusted in real time according to the liquid level.
Further, the vacuum pump connecting port is arranged at the upper end of the tank body and communicated with the interior of the tank body, the baffle is arranged at a position close to the upper part of the interior of the tank body, and the baffle is obliquely arranged, so that an embodiment is provided.
Further, the lateral wall of the tank body is provided with a sampling port for observing the dewatering condition of lubricating oil, the tank body is provided with a liquid level meter capable of observing the liquid level of compressor oil, the upper end of the tank body is provided with a safety valve capable of relieving pressure in the tank body, the tank body is provided with a pressure gauge capable of monitoring the pressure in the tank body, and the bottom of the tank body is provided with a plurality of trundles for convenient movement, so that the stability of equipment is improved.
Furthermore, the vacuum pump connecting port is connected in a mode of combining a mechanical pump and a molecular pump, so that the water content of the lubricating oil is effectively reduced.
In summary, compared with the prior art, the invention has the beneficial effects that:
the invention solves the problem that the existing equipment can not remove water completely from the water content in the lubricating oil, omits a complex flow, and can provide a method which can fully volatilize the water in the lubricating oil, thereby achieving the purpose of removing water completely;
the water removal is thorough, so that the water content of the lubricating oil can be reduced;
the uniformity of the hot nitrogen filled in the lubricating oil can be enhanced, the hot nitrogen can be fully filled, and the water removal is more uniform;
the dewatering time is reduced, the energy consumption is reduced, the air outlet height of the hot nitrogen can be controlled by the liquid level of the lubricating oil, and the waste of the hot nitrogen is avoided;
various safety monitoring devices such as a thermometer, a safety valve, a pressure gauge and the like are configured to ensure that the operation is carried out in a safe environment;
humanized design, easy operation, long maintenance interval, low energy consumption, low running cost and full volatilization of water in the lubricating oil.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3 in accordance with the present invention;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3 and a view illustrating a state of use according to the present invention;
FIG. 6 is a second usage state diagram of the present invention;
FIG. 7 is a cross-sectional view taken along line C-C of FIG. 5 in accordance with the present invention;
FIG. 8 is an enlarged view of a portion of the invention at E of FIG. 7;
FIG. 9 is a cross-sectional view taken along line D-D of FIG. 7 in accordance with the present invention;
FIG. 10 is one of the exploded views of the present invention;
FIG. 11 is an enlarged view of a portion of the invention at F of FIG. 10;
FIG. 12 is an enlarged view of a portion of the invention at G of FIG. 10;
FIG. 13 is a second exploded view of the present invention;
FIG. 14 is an enlarged view of a portion of the invention 13 at H;
FIG. 15 is an enlarged view of a portion of the invention 13 at I.
The reference numbers illustrate: 1. a tank body; 2. a compression lube inlet; 3. a heating device; 5. a nitrogen input pipe; 6. opening a hole; 7. a vortex track; 8. a vertical gas delivery pipe; 9. a sphere; 10. A limiting plate; 11. a drive mechanism; 12. a motor base; 13. servo motor, 14, ring groove; 15. an outer annular gear; 16. a drive gear; 17. a swing lever; 18. a straight notch; 19. A cylindrical driving portion; 20. auxiliary hole opening; 21. a closure device; 22. a telescopic sleeve; 23. a vertical slide rail; 24. a slider; 25. a movable ring body; 26. an annular groove; 27. a driving rod body; 28. An arc-shaped sliding block; 29. an annular groove; 30. a driving straight notch; 31. a floating part; 32. an exhaust port; 33. a vacuum pump connection port; 34. a baffle plate; 35. a sampling port; 36. a liquid level meter; 38. A pressure gauge; 39. a caster wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to FIGS. 1-5, the present invention provides
A lubricating oil dewatering device comprises a tank body 1, a compressed lubricating oil inlet 2 is arranged on the tank body 1, a heating device 3 is arranged in the tank body 1, a stirring device is arranged in the tank body 1, an exhaust port 32 and a vacuum pump connecting port 33 are arranged on the tank body 1, a nitrogen input pipeline 5 is arranged in the tank body 1 in a vortex shape, openings 6 are evenly distributed on the nitrogen input pipeline 5 along the direction of the nitrogen input pipeline 5, a vortex track 7 is arranged at the bottom in the tank body 1 along the edge of the nitrogen input pipeline 5, a vertical gas pipe 8 is movably arranged in the vortex track 7, a driving mechanism 11 which rotates and swings around the axis of the tank body 1 and drives the vertical gas pipe 8 to move in the vortex track 7 is arranged in the tank body 1, auxiliary openings 20 are evenly distributed on the vertical gas pipe 8, and a sealing device 21 capable of sealing the auxiliary openings 20 is arranged in the tank body 1, the sealing device 21 is provided with a water level detection device which can detect the water level of the lubricating oil in the tank body 1 and control the sealing device 21 to automatically seal the redundant auxiliary open holes 20, and the tank body 1 is internally provided with a baffle 34 which can prevent the heated engine oil from entering the vacuum pump connecting port 33 and damaging the vacuum pump.
When the lubricating oil heating device is used, lubricating oil which is not dewatered is filled in the tank body 1, heated hot nitrogen is input from the nitrogen input pipeline 5, the nitrogen input pipeline 5 is uniformly distributed on the lower surface of the inner part of the tank body in a vortex shape, meanwhile, the plurality of openings 6 are uniformly distributed on the nitrogen input pipeline 5, after the nitrogen is input through the nitrogen input pipeline 5, the hot nitrogen is discharged from the plurality of openings 6, and the hot nitrogen enters the lubricating oil; the lubricating oil is fully added with hot nitrogen, the heating device 3 heats the lubricating oil, so that the oil uniformly rolls, the evaporation of water is accelerated, the water removal time is shortened, and the energy consumption is reduced.
Furthermore, in order to ensure that hot nitrogen can fully enter the lubricating oil;
the during operation, vertical gas-supply pipe 8 inserts hot nitrogen gas equally, and actuating mechanism 11 drives vertical gas-supply pipe 8 and removes along jar internal portion is comprehensive, and at the in-process that removes, the same blowout hot nitrogen gas of a plurality of supplementary trompils 20 in the vertical gas-supply pipe 8 makes the injection of hot nitrogen gas more comprehensive.
In order to avoid the problem that the auxiliary hole 20 above the vertical gas transmission pipe 8 still sprays hot nitrogen when the liquid level of the lubricating oil is not high, the following method is adopted;
the liquid level of the lubricating oil is detected by the water level detection device, and meanwhile, the sealing device 21 is controlled to seal the redundant auxiliary opening holes 20, so that the auxiliary opening holes 20 which are not positioned in the lubricating oil are sealed, and waste is prevented.
The heating device 3 is arranged at the center position in the tank body 1, the nitrogen input pipeline 5 is coiled by taking the heating device 3 as an axis and is arranged at the bottom in the tank body 1, the heating device 3 heats lubricating oil after being electrified and is arranged at the center of the bottom of the tank body 1, and the heating effect is more uniform.
The cross section of the vortex track 7 is circular, the lower end of the vertical gas pipe 8 is respectively provided with a sphere 9 capable of moving in the vortex track 7 and a limiting plate 10 tightly attached to the surface of the bottom in the tank body 1, when the vertical gas pipe 8 moves, the sphere 9 drives the vertical gas pipe 8 to move in the vortex track 7, the limiting plate 10 prevents the vertical gas pipe 8 from completely separating, and the vortex track 7 is arranged at the bottom of the tank body and is arranged comprehensively.
One embodiment of the driving mechanism 11 of the present invention is: the heating device comprises a motor base 12 arranged at the bottom of a tank body 1, wherein a servo motor 13 which is upward in direction and can rotate positively and reversely is arranged in the motor base 12, an annular groove body 14 which is fixedly arranged at the bottom of the tank body 1 is arranged outside the circumference of a heating device 3, an annular external gear 15 is rotationally arranged in the annular groove body 14, a driving gear 16 is fixedly arranged at the output shaft end of the servo motor 13, the annular external gear 15 and the driving gear 16 are in meshing transmission, an oscillating rod 17 is arranged on the upper surface of the annular external gear 15, a straight notch 18 is arranged on the oscillating rod 17 along the direction of the oscillating rod 17, a cylindrical driving part 19 is arranged at the lower end of the circumferential outer wall of a vertical gas pipe 8, and the straight notch 18 is sleeved outside the cylindrical driving part 19 for driving;
above structure principle as follows, when equipment operates, servo motor 13 round trip rotation, at servo motor 13 round trip rotation in-process, drive annular external gear 15 and drive gear 16 and make a round trip to rotate, swinging arms 17 also make a round trip to swing simultaneously, rotate several circles back to forth, so circulation, at this moment, because the straight notch 18 cover on the swinging arms 17 is established at 19 positions of cylindricality drive division, cylindricality drive division 19 also removes thereupon, cylindricality drive division 19 drives vertical gas-supply pipe 8 and carries out vortex movement in vortex track 7, realize the purpose of the comprehensive hot liquid nitrogen of discharging, increase the dewatering effect.
One embodiment of the closure device 21 of the present invention is: including setting up the telescopic tube 22 in vertical gas-supply pipe 8 upper end, telescopic tube 22 is flexible towards the below of vertical gas-supply pipe 8, and telescopic tube 22 sets up in the upper end of vertical gas-supply pipe 8 to the orientation cover can be provided with the sealing washer between telescopic tube 22's the bushing and strengthen the leakproofness, and when telescopic tube 22 stretches out and draws back downwards, seals supplementary trompil 20, prevents hot nitrogen gas exhaust purpose in order to reach and seal supplementary trompil 20.
One embodiment of the water level detection device of the invention is as follows: comprises two vertical slide rails 23 symmetrically arranged on the inner wall of the tank body 1, slide blocks 24 are respectively arranged in the two vertical slide rails 23, a movable ring body 25 which can move up and down on the tank body 1 is connected between the two slide blocks 24, an annular groove 26 is arranged on the inner wall of the movable ring body 25, a driving rod body 27 is arranged in the annular groove 26, the two ends of the driving rod body 27 are respectively provided with an arc-shaped sliding block 28, the arc-shaped sliding block 28 at one end is arranged in the annular groove 26 to slide, the arc-shaped sliding block 28 at the other end is arranged in the annular groove 26 at the opposite side to slide, an annular groove 29 is arranged on the outer wall of the telescopic sleeve 22, a driving straight notch 30 is arranged on the driving rod body 27, the driving straight notch 30 is sleeved in the annular groove 29 to drive the annular groove 29 up and down, and the movable ring body 25 is provided with a floating part 31 capable of floating on the surface of lubricating oil.
The water level detection device has the following working principle:
when the water level detection device works, as lubricating oil is filled in the tank body 1, the floating part 31 is arranged below the movable ring body 25 at the moment, the floating part 31 can float on the surface of the lubricating oil, the movable ring body 25 is driven to rise in the floating process of the floating part 31, the telescopic sleeve 22 is arranged at the coaxial position of the vertical gas transmission pipe 8, in order to ensure that the vertical gas transmission pipe 8 can smoothly move in the vortex track 7 and seal the auxiliary opening 20 at the corresponding position, in order to control the sealing position of the telescopic sleeve 22 according to the height measured by the floating part 31, the specific structure of the water level detection device is designed, the movable ring body 25 can rotate in the annular groove 29, the rotation of the vertical gas transmission pipe 8 is compatible, the straight notch 30 and the annular groove 29 are driven to be matched, the height of the lower end of the telescopic sleeve 22 is adjusted according to the liquid level of the lubricating oil, and meanwhile, the straight notch 30 can also move back and forth outside the annular groove 29, compatible with the vertical gas pipe 8 and moves back and forth by taking the axis position of the tank body 1 as a starting point.
The floating part 31 is circumferentially arranged on the lower surface of the movable ring body 25, and the density of the floating part 31 is less than that of the lubricating oil.
The floating portion 31 is made of PA plastic, has heat resistance, and can float on the surface of the lubricating oil.
The vacuum pump connecting port 33 is arranged at the upper end of the tank body 1 and communicated with the interior of the tank body 1, the baffle 34 is arranged at the position close to the upper part of the interior of the tank body 1, and the baffle 34 is obliquely arranged.
The side wall of the tank body 1 is provided with a sampling port 35 for observing the dewatering condition of lubricating oil, the tank body 1 is provided with a liquid level meter 36 capable of observing the liquid level of compressed lubricating oil, the upper end of the tank body 1 is provided with a safety valve capable of relieving the pressure in the tank body, the tank body 1 is provided with a pressure gauge 38 capable of monitoring the pressure in the tank body, and the bottom of the tank body 1 is provided with a plurality of casters 39 which are convenient to move.
The vacuum pump connecting port 33 is connected by combining a mechanical pump and a molecular pump;
the mechanical pump and the molecular pump are connected with the lubricating oil device, and the water removal effect can reach 0.01 percent. The nitrogen input pipeline and the vertical gas pipe are bent into the following shapes by using stainless steel polishing pipelines
The form, then even trompil on the pipeline for during the even compressor oil that spreads into need the dewatering of hot nitrogen gas, make slow even rolling of compressor oil, so that the dewatering more thoroughly and practice thrift the dewatering time.
Increase phi 6's thief hole on jar body 1 of sample connection 35 position department, convenient real-time observation
Water removal. Meanwhile, the water removal condition can be observed without stopping the work.
A baffle 34 to prevent heated tumbling compressor oil from entering and connecting the oil filter canister to the vacuum pump set, damaging the vacuum pump. And the baffle 34 is installed obliquely so that the adhered oil and water vapor more quickly fall back to the tank 1.
The bottom is provided with the ball valve and the corrugated pipe, so that after the dewatering work is finished, the compressor oil is conveniently discharged to a corresponding device. And the safety position is the bottommost part, so that the effect of completely discharging and emptying can be realized. And the cleaning and washing work of the equipment is convenient to carry out.
The thermometer is arranged in the tank body 1, the temperature of the compressor oil is observed, the dewatering work is carried out according to the specified temperature, the operator is reminded, and the work is high-temperature operation. Please note security.
The pressure gauge 38 monitors the pressure within the canister to ensure safety of the canister.
The tank body 1 is provided with an air outlet, and when compressor oil is filled into the tank body, the convection of air is ensured.
The whole parts can be used for a long time without the requirement of life cycle. The overall economic cost is low.
The operation is simple and convenient, the dewatering is thorough, the water content of the lubricating oil can be reduced to 100ppm, various safety monitoring devices such as a thermometer, a safety valve and a pressure gauge are configured, the operation is ensured to be carried out in a safe environment, the design is humanized, the noise is low, the operation is easy, the maintenance interval is long, the energy consumption is low, and the operation cost is saved.
The whole lubricating oil dewatering process comprises the following steps:
1. oiling; 2. introducing nitrogen; 3. vacuumizing, 4, heating; 5. preserving heat; 6. rewarming; 7. Sampling; 8. oil drainage; 9. and (4) storing.
Step 1: before the oiling, the inside sanitization of container frock is guaranteed and the moisture is weathered the back and can be followed the oil inlet and annotate pending lubricating oil, and one-time oiling volume is 200L, opens the drain during the oiling, and other valves are all closed, and the drain is closed in the oiling completion.
Step 2: after the oil injection is finished, the oil is injected from N299.999 percent of high-purity nitrogen is introduced into the nitrogen port, the nitrogen amount cannot be too large, and the nitrogen is kept to be introduced until the oil discharge in the step 8 is finished under the condition of bubbling a trace amount of foam.
And step 3: and (4) connecting a vacuum pump with a vacuum port of the container for vacuumizing, and keeping the vacuumizing until the temperature is restored in the step 6.
And 4, step 4: the electric heater is powered on and heated to 120 ℃, and the electric safety is required to be paid attention to in the heating process, so that electric leakage or overload of electric quantity is prevented.
And 5: after heating, the vacuum pumping and nitrogen gas introduction are continuously carried out, and meanwhile, the temperature of the lubricating oil is kept at 120 ℃ for 24 hours, and then the temperature can be restored.
Step 6: continuously vacuumizing, introducing nitrogen, placing the lubricating oil, naturally cooling to normal temperature, closing the vacuum pump and other pipe orifices, introducing the nitrogen for sealing, wherein the pressure cannot be too high, and the nitrogen sealing pressure is not more than 0.1 Mpa.
And 7: sampling, and determining that the water content is lower than 100ppm as qualified.
And step 8: after sampling, detecting and analyzing to be qualified, releasing nitrogen seal, and storing the lubricating oil into other containers for standby.
While there have been shown and described the fundamental principles and principal features of the invention and advantages thereof, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are given by way of illustration of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. The lubricating oil dewatering method comprises a tank body (1), wherein a compressed lubricating oil inlet (2) is formed in the tank body (1), a heating device (3) is arranged in the tank body (1), a stirring device is arranged in the tank body (1), an exhaust port (32) and a vacuum pump connecting port (33) are formed in the tank body (1), and the lubricating oil dewatering method is characterized in that: the device comprises a tank body (1), a nitrogen input pipeline (5) is arranged in the tank body (1) in a vortex shape, holes (6) are uniformly distributed on the nitrogen input pipeline (5) along the direction of the nitrogen input pipeline (5), a vortex track (7) is arranged at the bottom in the tank body (1) along the edge of the nitrogen input pipeline (5), a vertical gas pipe (8) is movably arranged in the vortex track (7), a driving mechanism (11) which rotates and swings around the axis of the tank body (1) and drives the vertical gas pipe (8) to move in the vortex track (7) is arranged in the tank body (1), auxiliary holes (20) are vertically and uniformly distributed on the vertical gas pipe (8), a sealing device (21) capable of sealing the auxiliary holes (20) is arranged in the tank body (1), a water level detection device capable of detecting lubricating oil in the tank body (1) and controlling the sealing device (21) to automatically seal redundant auxiliary holes (20) is arranged on the sealing device (21), the tank body (1) is internally provided with a baffle (34) which can prevent heated engine oil from entering the vacuum pump connecting port (33) to damage the vacuum pump, and further comprises a sealing device and a water level detection device, wherein the sealing device comprises an expansion sleeve arranged at the upper end of the vertical gas transmission pipe, and the expansion sleeve expands and contracts towards the lower part of the vertical gas transmission pipe;
the water level detection device comprises two vertical slide rails symmetrically arranged on the inner wall of a tank body, slide blocks are arranged in the two vertical slide rails respectively, a movable ring body capable of moving up and down in the tank body is connected between the two slide blocks, an annular groove is formed in the inner wall of the movable ring body, a driving rod body is arranged in the annular groove, arc-shaped slide blocks are arranged at two ends of the driving rod body respectively, the arc-shaped slide block at one end is installed in the annular groove to slide, the arc-shaped slide block at the other end is installed in the annular groove at the opposite side to slide, an annular groove is formed in the outer wall of the telescopic sleeve, a driving straight notch is formed in the driving rod body, the driving straight notch is sleeved in the annular groove to drive the annular groove up and down, and a floating part capable of floating on the surface of lubricating oil is arranged on the movable ring body;
step 1: before oil injection, the inside of the container tool is ensured to be cleaned and the lubricating oil to be treated can be injected from the oil inlet after moisture is dried, the vent is opened during oil injection, other valves are all closed, and the vent is closed after oil injection;
step 2: after the oil injection is finished, the oil is injected from N2Introducing nitrogen into the nitrogen port, wherein the nitrogen amount cannot be too large, and the nitrogen is kept to be introduced until the oil drainage in the step 8 is finished under the condition that trace foam is emitted;
and step 3: the vacuum pump is connected with a vacuum port of the container for vacuumizing, and the vacuumizing is kept until the temperature is restored in the step 6;
and 4, step 4: the electric heater is powered on to heat, the electricity safety needs to be paid attention to in the heating process, and electric leakage or overload of the electricity consumption is prevented;
and 5: continuously vacuumizing and introducing nitrogen after heating, and simultaneously, the temperature of the lubricating oil can be restored after lasting for 24 hours;
step 6: continuously vacuumizing, introducing nitrogen, placing the lubricating oil, naturally cooling to normal temperature, closing the vacuum pump and other pipe orifices, introducing the nitrogen for sealing, and preventing the pressure from being too high;
and 7: sampling, wherein the water content is lower than 100ppm and is qualified;
and 8: after sampling, detecting and analyzing to be qualified, the lubricating oil is stored in other containers for standby after the nitrogen seal is removed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011602479.8A CN113150860B (en) | 2020-04-16 | 2020-04-16 | Lubricating oil dewatering method |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011602479.8A CN113150860B (en) | 2020-04-16 | 2020-04-16 | Lubricating oil dewatering method |
| CN202010301461.8A CN111484869B (en) | 2020-04-16 | 2020-04-16 | Lubricating oil water trap |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010301461.8A Division CN111484869B (en) | 2020-04-16 | 2020-04-16 | Lubricating oil water trap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113150860A CN113150860A (en) | 2021-07-23 |
| CN113150860B true CN113150860B (en) | 2022-06-24 |
Family
ID=71791732
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010301461.8A Active CN111484869B (en) | 2020-04-16 | 2020-04-16 | Lubricating oil water trap |
| CN202011602479.8A Active CN113150860B (en) | 2020-04-16 | 2020-04-16 | Lubricating oil dewatering method |
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| CN114570316B (en) * | 2022-03-08 | 2024-04-19 | 贵州开阳青利天盟化工有限公司 | Production device of high-purity sodium tripolyphosphate |
| CN114940314B (en) * | 2022-06-06 | 2023-10-24 | 淄博博大钢板仓有限公司 | Steel plate bin with function of preventing hardening of materials |
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| US5314613A (en) * | 1989-09-25 | 1994-05-24 | Gaetano Russo | Process and apparatus for oil decontamination |
| CN206613417U (en) * | 2017-02-23 | 2017-11-07 | 青岛泰联新材料有限公司 | It is a kind of to lift the Mixer pot of lubricating oil quality |
| CN206656128U (en) * | 2017-04-05 | 2017-11-21 | 韦尔斯润滑油(天津)有限公司 | A kind of lubricating oil dewatering filtering device |
| CN208911949U (en) * | 2018-09-10 | 2019-05-31 | 黑龙江莱睿普思环境科技发展有限公司 | Lubricating oil attemperation apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5490679B2 (en) * | 2007-04-24 | 2014-05-14 | インフィニューム インターナショナル リミテッド | Washing soap |
| EP2540364B1 (en) * | 2011-06-27 | 2014-03-26 | URAG-Industries GmbH | Device for separating fluid mixtures, in particular oil/water mixtures |
| CN204841029U (en) * | 2015-04-02 | 2015-12-09 | 周建伟 | Lubricating oil vacuum microwave dewatering device |
| CN209923279U (en) * | 2019-04-30 | 2020-01-10 | 苏州铱诺化学材料有限公司 | Refrigerating machine oil on-line circulating filtration dehydration production line |
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- 2020-04-16 CN CN202010301461.8A patent/CN111484869B/en active Active
- 2020-04-16 CN CN202011602479.8A patent/CN113150860B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5314613A (en) * | 1989-09-25 | 1994-05-24 | Gaetano Russo | Process and apparatus for oil decontamination |
| CN206613417U (en) * | 2017-02-23 | 2017-11-07 | 青岛泰联新材料有限公司 | It is a kind of to lift the Mixer pot of lubricating oil quality |
| CN206656128U (en) * | 2017-04-05 | 2017-11-21 | 韦尔斯润滑油(天津)有限公司 | A kind of lubricating oil dewatering filtering device |
| CN208911949U (en) * | 2018-09-10 | 2019-05-31 | 黑龙江莱睿普思环境科技发展有限公司 | Lubricating oil attemperation apparatus |
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| CN111484869A (en) | 2020-08-04 |
| CN113150860A (en) | 2021-07-23 |
| CN111484869B (en) | 2021-01-29 |
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