CN116747558B - Extraction tower for regeneration production of waste lubricating oil - Google Patents
Extraction tower for regeneration production of waste lubricating oil Download PDFInfo
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- CN116747558B CN116747558B CN202311038141.8A CN202311038141A CN116747558B CN 116747558 B CN116747558 B CN 116747558B CN 202311038141 A CN202311038141 A CN 202311038141A CN 116747558 B CN116747558 B CN 116747558B
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- extraction tower
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- lubricating oil
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- 238000000605 extraction Methods 0.000 title claims abstract description 96
- 239000010687 lubricating oil Substances 0.000 title claims abstract description 60
- 239000002699 waste material Substances 0.000 title claims abstract description 52
- 230000008929 regeneration Effects 0.000 title claims abstract description 25
- 238000011069 regeneration method Methods 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000012856 packing Methods 0.000 claims abstract description 109
- 239000000945 filler Substances 0.000 claims abstract description 45
- 238000006243 chemical reaction Methods 0.000 claims abstract description 27
- 239000007788 liquid Substances 0.000 claims description 42
- 238000002347 injection Methods 0.000 claims description 17
- 239000007924 injection Substances 0.000 claims description 17
- 230000006978 adaptation Effects 0.000 claims description 4
- 238000000926 separation method Methods 0.000 abstract description 15
- 230000008859 change Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 19
- 230000008569 process Effects 0.000 description 14
- 238000012546 transfer Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 7
- 239000012530 fluid Substances 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 239000013049 sediment Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000622 liquid--liquid extraction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011027 product recovery Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G21/00—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
- C10G21/006—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents of waste oils, e.g. PCB's containing oils
Abstract
The invention relates to the technical field of waste lubricating oil separation, and discloses an extraction tower for waste lubricating oil regeneration production, which comprises an extraction tower body, wherein a filler replacement structure is arranged in the extraction tower body, and comprises a cross fixing rod, a motor, a threaded rod, a threaded sleeve, a fixed inner ring, a fixed bottom plate, a fixed outer ring, a semi-arc filler box, a semi-arc slot, a semi-arc limiting plugboard, a limiting slot, a limiting spring, a connecting rod, a limiting seat, a limiting column, a limiting jack and reaction filler. This extraction tower that used lubricating oil regeneration production was used, motor drive threaded rod is rotatory, can make half arc packing box upwards move, until thread bush and threaded rod break away from, can change the inside reaction packing of half arc packing box, and one to two staff can accomplish to need not to enter into the inside of extraction tower body, shortened the packing and changed required time, guaranteed the separation efficiency of used lubricating oil.
Description
Technical Field
The invention relates to the technical field of waste lubricating oil separation, in particular to an extraction tower for waste lubricating oil regeneration production.
Background
The regeneration of the waste lubricating oil refers to a process of treating and recycling the waste lubricating oil, and an extraction tower is an important device in the process, and is used for separating impurities and pollutants in the waste lubricating oil through a physical or chemical method so as to realize the regeneration and purification of the waste lubricating oil.
The extraction tower is of various types, such as a plate extraction tower, a liquid-liquid extraction tower, a packing extraction tower and the like, and is quite common in the process of separating and processing the waste lubricating oil, and a packing layer is arranged in the packing extraction tower, and has the functions of increasing the contact area, promoting mixing and dispersion, providing support and protection and promoting interaction in the regeneration production of the waste lubricating oil, and the functions are beneficial to improving the regeneration efficiency and separation effect of the waste lubricating oil, and realizing the purification and recycling of the waste lubricating oil.
However, when the waste lubricating oil is separated in the packing type extraction tower, impurities, sediments, residues and the like contained in the waste lubricating oil can remain in the packing layer, if the packing layer is replaced irregularly, the packing layer can be blocked, the normal transmission and distribution of fluid can be blocked, the mass transfer efficiency is reduced, the effect of separating the waste lubricating oil is influenced, the surface of the packing layer can be influenced by factors such as pollution, abrasion and aging, the surface area is reduced, the structure is deformed, the mass transfer efficiency is reduced, and the packing layer in the existing packing type extraction tower is mostly stacked layer by layer, when the packing layer is replaced, a plurality of packing type extraction towers with larger volumes are needed to be replaced even through manholes, the packing layer is replaced, the packing type extraction towers are required to be replaced very complex and cumbersome, the packing type extraction towers are required to be stopped for a long time, and the separation efficiency of the waste lubricating oil is greatly influenced, so that we propose an extraction tower for the regeneration production of the waste lubricating oil.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the extraction tower for regenerating and producing the waste lubricating oil, which has the advantages of being capable of rapidly replacing the packing layers in the packing extraction tower, and solves the problems that when the waste lubricating oil is separated in the packing extraction tower, impurities, sediments, residues and the like contained in the waste lubricating oil remain in the packing layers, if the packing layers are replaced irregularly, the packing is blocked, normal transfer and distribution of fluid are hindered, the mass transfer efficiency is reduced, the separation effect of the waste lubricating oil is influenced, the surface of the packing layers is possibly influenced by factors such as pollution, abrasion and aging, the surface area is reduced, the structure is deformed, and the mass transfer efficiency is reduced.
In order to achieve the purpose of quickly replacing the packing layer in the packed extraction tower, the invention provides the following technical scheme: the extraction tower for the regeneration production of the waste lubricating oil comprises an extraction tower body, wherein a top cover is movably arranged at the top of the extraction tower body, a light liquid discharge pipe orifice is arranged at the top of the top cover, a heavy liquid injection pipe orifice is arranged on the right side of the extraction tower body, a light liquid injection pipe orifice is arranged on the right side of the extraction tower body, a heavy liquid discharge pipe orifice is arranged at the bottom of the extraction tower body, and a filler replacement structure is arranged in the extraction tower body;
the utility model provides a packing replacement structure, including cross dead lever, motor, threaded rod, thread bush, fixed inner circle, PMKD, fixed outer lane, half arc packing box, half arc slot, half arc spacing picture peg, spacing groove, spacing spring, connecting rod, spacing seat, spacing post, spacing jack and reaction packing, the inside fixed mounting of extraction tower body has the cross dead lever, the bottom fixed mounting of cross dead lever has the motor, the top of cross dead lever rotates and is connected with the threaded rod, the outside threaded connection of threaded rod has the thread bush, the outside fixed mounting of thread bush has fixed inner circle, fixed inner circle's bottom fixed mounting has PMKD, fixed outer lane has fixed outer lane, movable mounting has half arc packing box between fixed inner circle and the fixed outer lane, half arc slot has been seted up to fixed outer lane's bottom, fixed mounting has half arc spacing picture peg, the inside of fixed inner circle has seted up spacing groove, the inside fixed mounting of spacing groove has spacing spring, the top fixed mounting of spacing spring has the connecting rod, the top fixed mounting of connecting rod has fixed mounting of fixed bottom plate has fixed bottom plate, half arc packing box, the inside fixed mounting of fixed bottom plate has the spacing post.
Preferably, the bottom of cross dead lever fixed mounting has the seal box, the motor is located the inside of seal box, the output shaft of motor runs through the bottom of cross dead lever and with the bottom fixed connection of threaded rod.
Preferably, the inner wall fixed inner ring is fixedly provided with two connecting blocks, the fixed inner ring is fixedly connected with the threaded sleeve through the two connecting blocks, the inner part of the fixed inner ring is provided with two limiting grooves, and the two limiting grooves are respectively close to the left side and the right side of the fixed inner ring.
Preferably, the outside laminating of fixed inner circle has a half arc packing box that is two in quantity, and the top that two half arc packing boxes are close to fixed inner circle one side is all fixed mounting has spacing post.
Preferably, two the inside of spacing groove is equal fixed mounting has spacing spring, two the equal fixed mounting in top of spacing spring has the connecting rod, two the equal fixed mounting in top of connecting rod has spacing seat, and the spliced eye with the spacing post looks adaptation at two half arc packing box tops has all been seted up to the inside of two spacing seats.
Preferably, the inside of fixed bottom plate has offered the leak hole that quantity is greater than twenty, and the inside of fixed bottom plate has offered the spacing jack that quantity is two, two spacing jack respectively with the spacing post looks adaptation at two half arc packing box tops.
Preferably, the number of the half arc-shaped slots is two, and the half arc-shaped slots are all close to the bottom of the fixed outer ring, the number of the half arc-shaped limiting plugboards is two, and the half arc-shaped slots are all positioned at the top of the fixed outer ring, and the two half arc-shaped slots are respectively matched with the two half arc-shaped limiting plugboards.
Preferably, the outside fixed mounting of extraction tower body has first bulge loop, and first bulge loop is close to the top of extraction tower body, the bottom fixed mounting of top cap has the second bulge loop, and the inside rotation of second bulge loop is connected with two fixing screw that quantity is, two the bottom of fixing screw all runs through the second bulge loop to with first bulge loop threaded connection.
Preferably, the heavy liquid injection pipe orifice is close to the top of the extraction tower body, the light liquid injection pipe orifice is close to the bottom of the extraction tower body, the limit gasket is fixedly arranged on the inner wall of the extraction tower body, and the bottom of the cross fixing rod is fixedly connected with the top of the limit gasket through a bolt.
Compared with the prior art, the invention provides the extraction tower for the regeneration production of the waste lubricating oil, which has the following beneficial effects:
1. this extraction tower that useless lubricating oil regeneration production was used, through the filler replacement structure that sets up, half arc packing box is the main component that holds the reaction filler, and rotatory through starting motor drive threaded rod, can make half arc packing box and fixed inner circle, fixed bottom plate and the fixed outer lane of fixed half arc packing box upwards move, until it removes the top of threaded rod, the thread bush breaks away from with the threaded rod, can change the inside reaction filler of half arc packing box, can change the reaction filler alone, perhaps with half arc packing box and reaction filler together change, the change process is simple and convenient, one to two staff can accomplish, and need not to enter into the inside of extraction tower body, the time that the filler was changed is shortened, also shortened the down time of filler type extraction tower, the separation efficiency of useless lubricating oil has been guaranteed.
2. This extraction tower that useless lubricating oil regeneration production was used, through the filler replacement structure that sets up, half arc packing box is the main component that holds the reaction filler, and through upwards pulling spacing seat, with half arc packing box block between fixed inner circle and fixed outer lane, after loosening spacing seat, spacing seat and the spacing post joint at half arc packing box top realize the fixed of half arc packing box, thereby can guarantee half arc packing box under motor drive's the effect of threaded rod, the stability of the in-process of reciprocating, reduce half arc packing box range of rocking about, prevent the reaction filler roll-off half arc packing box, thereby make when changing arc packing box and reaction filler, more stable.
Drawings
FIG. 1 is a three-dimensional schematic of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic cross-sectional view of a packing change structure of the present invention;
FIG. 4 is a schematic top view of the stationary inner ring, stationary bottom plate and stationary outer ring of the present invention;
FIG. 5 is a schematic bottom view of the stationary inner ring, stationary bottom plate and stationary outer ring of the present invention;
FIG. 6 is an enlarged schematic view of the invention at A in FIG. 2;
FIG. 7 is an enlarged schematic view of the invention at B in FIG. 2;
FIG. 8 is an enlarged schematic view of the invention at C in FIG. 2;
fig. 9 is an enlarged schematic view of the invention at D in fig. 2.
In the figure: 1. an extraction tower body; 2. a top cover; 3. a light liquid discharge pipe orifice; 4. a heavy liquid injection pipe orifice; 5. a light liquid injection pipe orifice; 6. a heavy liquid discharge pipe orifice; 7. a filler replacement structure; 701. a cross fixing rod; 702. a motor; 703. a threaded rod; 704. a thread sleeve; 705. fixing the inner ring; 706. a fixed bottom plate; 707. fixing the outer ring; 708. a semi-arc shaped stuffing box; 709. a semi-arc slot; 710. semi-arc limiting plugboard; 711. a limit groove; 712. a limit spring; 713. a connecting rod; 714. a limit seat; 715. a limit column; 716. limiting jack; 717. and (3) a reaction filler.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-9, an extraction tower for regeneration production of waste lubricating oil comprises an extraction tower body 1, wherein a top cover 2 is movably arranged at the top of the extraction tower body 1, a light liquid discharge pipe orifice 3 is arranged at the top of the top cover 2, a heavy liquid injection pipe orifice 4 is arranged on the right side of the extraction tower body 1, a light liquid injection pipe orifice 5 is arranged on the right side of the extraction tower body 1, a heavy liquid discharge pipe orifice 6 is arranged at the bottom of the extraction tower body 1, and a filler replacement structure 7 is arranged in the extraction tower body 1;
the packing replacing structure 7 comprises a cross fixing rod 701, a motor 702, a threaded rod 703, a threaded sleeve 704, a fixed inner ring 705, a fixed bottom plate 706, a fixed outer ring 707, a semi-arc packing box 708, a semi-arc slot 709, a semi-arc limiting plugboard 710, a limiting groove 711, a limiting spring 712, a connecting rod 713, a limiting seat 714, a limiting column 715, a limiting jack 716 and a reaction packing 717, wherein the cross fixing rod 701 is fixedly arranged in the extraction tower body 1, the motor 702 is fixedly arranged at the bottom of the cross fixing rod 701, the threaded rod 703 is rotationally connected at the top of the cross fixing rod 701, the threaded sleeve 704 is connected with external threads of the threaded rod 703, the fixed inner ring 705 is fixedly arranged outside the threaded sleeve 704, the fixed bottom plate 706 is fixedly arranged at the bottom of the fixed inner ring 705, the top fixed mounting of fixed bottom plate 706 has fixed outer lane 707, movable mounting has half arc filler box 708 between fixed inner lane 705 and the fixed outer lane 707, half arc slot 709 has been seted up to the bottom of fixed outer lane 707, the top fixed mounting of fixed outer lane 707 has half arc spacing picture peg 710, spacing groove 711 has been seted up to the inside of fixed inner lane 705, spacing spring 712 has been fixedly mounted to the inside of spacing groove 711, the top fixed mounting of spacing spring 712 has connecting rod 713, the top fixed mounting of connecting rod 713 has spacing seat 714, the top fixed mounting of half arc filler box 708 has spacing post 715, spacing jack 716 has been seted up to the inside of fixed bottom plate 706, the inside of half arc filler box 708 is provided with reaction filler 717.
Specifically, the bottom of the cross fixing rod 701 is fixedly provided with a sealing box, the motor 702 is located inside the sealing box, and an output shaft of the motor 702 penetrates through the bottom of the cross fixing rod 701 and is fixedly connected with the bottom of the threaded rod 703.
Further, in the process of separating the waste lubricating oil in the extraction tower body 1, generated impurities, sediments, residues and the like can be precipitated downwards under the influence of gravity, and the motor 702 is arranged in the sealed box, so that the motor 702 can be protected, the precipitated impurities, sediments, residues and the like are prevented from contacting the motor 702, and the motor 702 is prevented from being damaged.
Specifically, the inner wall of the fixed inner ring 705 is fixedly provided with two connecting blocks, the fixed inner ring 705 is fixedly connected with the threaded sleeve 704 through the two connecting blocks, the inner part of the fixed inner ring 705 is provided with two limiting grooves 711, and the two limiting grooves 711 are respectively close to the left side and the right side of the fixed inner ring 705.
Further, when the motor 702 drives the threaded rod 703 to rotate clockwise, the threaded sleeve 704 drives the fixed inner ring 705, the fixed bottom plate 706 and the fixed outer ring 707 to move upwards, and when the motor 702 drives the threaded rod 703 to rotate counterclockwise, the threaded sleeve 704 drives the fixed inner ring 705, the fixed bottom plate 706 and the fixed outer ring 707 to move downwards.
Specifically, the outer part of the fixed inner ring 705 is attached with two semi-arc stuffing boxes 708, and the tops of the two semi-arc stuffing boxes 708, which are close to one side of the fixed inner ring 705, are fixedly provided with limiting columns 715.
Further, the semi-arc packing box 708 is used for fixing and supporting the reaction packing 717, preventing the reaction packing 717 from moving or collapsing in the extraction tower body 1, the semi-arc packing box 708 can ensure the stability and uniform distribution of the reaction packing 717 so as to improve the mass transfer efficiency and the separation effect, the semi-arc packing box 708 can also optimize the distribution and flow of the fluid, reduce the resistance and the pressure drop of the fluid in the packing layer, improve the operation efficiency of the device and save the energy consumption.
Specifically, the limiting springs 712 are fixedly installed in the two limiting grooves 711, the connecting rods 713 are fixedly installed at the tops of the two limiting springs 712, the limiting seats 714 are fixedly installed at the tops of the two connecting rods 713, and the inserting holes matched with the limiting columns 715 at the tops of the two semi-arc-shaped packing boxes 708 are formed in the two limiting seats 714.
Further, the limiting seat 714 is pulled upwards, the semi-arc packing box 708 is clamped between the fixed inner ring 705 and the fixed outer ring 707, after the limiting seat 714 is loosened, the limiting seat 714 is clamped with the limiting column 715 at the top of the semi-arc packing box 708, and the semi-arc packing box 708 is fixed, so that the semi-arc packing box 708 and the reaction packing 717 are more convenient to replace, clean and maintain, the semi-arc packing box 708 can be easily detached, the operation complexity is reduced, routine maintenance and repair work is facilitated, the maintainability of equipment is improved, and the service life of the equipment is prolonged.
Specifically, the inside of the fixed bottom plate 706 is provided with more than twenty leak holes, and the inside of the fixed bottom plate 706 is provided with two limiting jacks 716, and the two limiting jacks 716 are respectively matched with the limiting columns 715 at the tops of the two semi-arc-shaped stuffing boxes 708.
Further, the leak holes at the bottom of the fixing bottom plate 706 can enable the waste lubricating oil flowing out from the upper layer of semi-arc packing box 708 to be uniformly distributed on the reactive packing 717 inside the lower layer of semi-arc packing box 708, so that the contact area between the waste lubricating oil liquid and the reactive packing 717 is increased, the mass transfer efficiency is improved, the pressure drop of the waste lubricating oil liquid in the reactive packing 717 can be reduced, when the waste lubricating oil liquid passes through the reactive packing 717, the resistance and the pressure drop can be generated, the flow and the mass transfer efficiency of fluid are affected, a part of the waste lubricating oil liquid can directly flow out from the bottom of the semi-arc packing box 708 through the leak holes, the liquid resistance in the reactive packing 717 is reduced, the pressure drop of the waste lubricating oil liquid is reduced, and the operation efficiency of the packed extraction tower is improved and the energy consumption is reduced.
Specifically, the number of the half arc slots 709 is two, and the two half arc slots 709 are all close to the bottom of the fixed outer ring 707, the number of the half arc limiting plugboards 710 is two, and the two half arc slots 709 are all located at the top of the fixed outer ring 707, and the two half arc limiting plugboards 710 are respectively matched with the two half arc limiting plugboards 710.
Further, after the plurality of semi-arc packing boxes 708 are stacked and fixed, the semi-arc limiting plugboard 710 located at the top of the fixed outer ring 707 of the lower layer is spliced with the semi-arc slot 709 located at the bottom of the fixed outer ring 707 of the upper layer, so that the plurality of semi-arc packing boxes 708 stacked and fixed together can form a whole, for example, after the uppermost semi-arc packing box 708 is fixed and cannot rotate, the bottommost semi-arc packing box 708 cannot rotate.
Specifically, the outside fixed mounting of extraction tower body 1 has first go-between, and first go-between is close to the top of extraction tower body 1, and the bottom fixed mounting of top cap 2 has the second go-between, and the inside rotation of second go-between is connected with two fixing screw rods of quantity, and the bottom of two fixing screw rods all runs through the second go-between to with first go-between threaded connection.
Further, the first connecting ring and the second connecting ring are used for fixing the top cover 2 at the top of the extraction tower body 1, the bottom of the fixing screw rod penetrates through the second connecting ring and is in threaded connection with the first connecting ring, the top cover 2 can be fixed, after the fixing screw rod is dismounted, the top cover 2 is lifted upwards, the top cover 2 can be opened, and the reaction packing 717 inside the extraction tower body 1 can be replaced conveniently.
Specifically, the heavy liquid injection pipe orifice 4 is close to the top of the extraction tower body 1, the light liquid injection pipe orifice 5 is close to the bottom of the extraction tower body 1, the inner wall of the extraction tower body 1 is fixedly provided with a limit gasket, and the bottom of the cross fixing rod 701 is fixedly connected with the top of the limit gasket through a bolt.
Further, a light liquid discharging nozzle 3 for discharging the solvent or light component in the waste lubricating oil from the top of the tower, a heavy liquid injecting nozzle 4 for injecting the heavy component or solvent in the waste lubricating oil into the packing layer, a light liquid injecting nozzle 5 for injecting the separating agent or separating solvent into the packing layer, a heavy liquid discharging nozzle 6 for discharging the heavy component such as in the waste lubricating oil from the bottom of the tower, and the separation process of the waste lubricating oil inside the extraction tower body 1 is as follows:
firstly, the waste lubricating oil enters the top of the extraction tower body 1, the reaction filler 717 is injected through the light liquid injection pipe orifice 5, the reaction filler 717 in the extraction tower body 1 provides large surface area contact, so that the light liquid and heavy components in the waste lubricating oil are subjected to mass transfer and separation, the solvent or light components in the light liquid rise to the top of the extraction tower body 1 and are discharged through the light liquid discharge pipe orifice 3, meanwhile, the heavy liquid is injected into the reaction filler 717 from the heavy liquid injection pipe orifice 4 to be contacted and separated with the light liquid, the separation process in the reaction filler 717 is continuously carried out, the heavy components are settled to the bottom of the extraction tower body 1 and are discharged through the heavy liquid discharge pipe orifice 6, and the injection and discharge processes of the light liquid and the heavy liquid can be regulated and controlled according to requirements so as to realize the optimal separation effect and product recovery rate.
In summary, according to the extraction tower for regenerating and producing the used lubricating oil, through the provided packing replacement structure 7, the semi-arc packing box 708 is a main component for accommodating the reactive packing 717, and the threaded rod 703 is driven to rotate by the starting motor 702, so that the semi-arc packing box 708, the fixed inner ring 705, the fixed bottom plate 706 and the fixed outer ring 707 for fixing the semi-arc packing box 708 move upwards until the semi-arc packing box 708 moves to the top of the threaded rod 703, the threaded sleeve 704 is separated from the threaded rod 703, the reactive packing 717 in the semi-arc packing box 708 can be replaced, the reactive packing 717 can be replaced, or the semi-arc packing box 708 and the reactive packing 717 can be replaced together, the replacement process is simple and convenient, one to two workers can complete the process, and the process does not need to enter the inside of the extraction tower body 1, the time required for packing replacement is shortened, the downtime of the packed extraction tower is shortened, and the separation efficiency of the used lubricating oil is ensured.
In addition, the extraction tower for the regeneration production of the waste lubricating oil, through the arranged filler replacement structure 7, the semi-arc filler box 708 is a main component for accommodating the reaction filler 717, and the semi-arc filler box 708 is clamped between the fixed inner ring 705 and the fixed outer ring 707 by pulling the limiting seat 714 upwards, after the limiting seat 714 is loosened, the limiting seat 714 is clamped with the limiting column 715 at the top of the semi-arc filler box 708, so that the semi-arc filler box 708 is fixed, the stability of the semi-arc filler box 708 in the process of moving up and down under the action of the threaded rod 703 driven by the motor 702 can be ensured, the left and right shaking amplitude of the semi-arc filler box 708 is reduced, the reaction filler 717 is prevented from sliding out of the semi-arc filler box 708, and therefore, when the semi-arc filler box 708 and the reaction filler 717 are replaced, the semi-arc filler box 708 is more stable, and the problem that the waste lubricating oil is separated in the inside the filler extraction tower is solved, impurities, sediment, residues and the like contained in the waste lubricating oil can remain in the packing layer, if the packing layer is replaced irregularly, the packing is blocked, the blocking can prevent the normal transmission and distribution of fluid, the mass transfer efficiency is reduced, the separation effect of the waste lubricating oil is affected, the surface of the packing layer can be affected by factors such as pollution, abrasion, aging and the like, the surface area is reduced, the structure is deformed, the mass transfer efficiency is reduced, the packing layers in the existing packing type extraction tower are mostly stacked layer by layer, when the packing layer is replaced, a large number of large-volume packing type extraction towers even need workers to enter the packing type extraction tower through manholes, the packing layer is replaced, the replacing process is quite complex, the packing type extraction tower needs to be stopped for a long time, greatly influences the separation efficiency of the waste lubricating oil.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides an extraction tower that used for regeneration production of used lubricating oil, includes extraction tower body (1), its characterized in that: the top of the extraction tower body (1) is movably provided with a top cover (2), the top of the top cover (2) is provided with a light liquid discharge pipe orifice (3), the right side of the extraction tower body (1) is provided with a heavy liquid injection pipe orifice (4), the right side of the extraction tower body (1) is provided with a light liquid injection pipe orifice (5), the bottom of the extraction tower body (1) is provided with a heavy liquid discharge pipe orifice (6), and the inside of the extraction tower body (1) is provided with a filler replacement structure (7);
the filler replacement structure (7) comprises a cross fixing rod (701), a motor (702), a threaded rod (703), a thread bush (704), a fixed inner ring (705), a fixed bottom plate (706), a fixed outer ring (707), a semi-arc filler box (708), a semi-arc slot (709), a semi-arc limiting plug board (710), a limiting groove (711), a limiting spring (712), a connecting rod (713), a limiting seat (714), a limiting column (715), a limiting plug hole (716) and a reaction filler (717), the cross fixing rod (701) is fixedly arranged in the extraction tower body (1), the motor (702) is fixedly arranged at the bottom of the cross fixing rod (701), the threaded rod (703) is rotationally connected to the top of the cross fixing rod (701), the thread bush (704) is externally connected with threads, the inner ring (707) is fixedly arranged at the outer ring (707), the bottom of the fixed inner ring (705) is fixedly arranged with the fixed bottom plate (706), the fixed outer ring (707) is fixedly arranged at the top of the fixed bottom plate (706), the semi-arc slot (708) is movably arranged between the fixed inner ring (705) and the fixed outer ring (707), the top of the fixed outer ring (707) is fixedly provided with a semi-arc limiting plugboard (710), the inside of the fixed inner ring (705) is provided with a limiting groove (711), the inside of the limiting groove (711) is fixedly provided with a limiting spring (712), the top of the limiting spring (712) is fixedly provided with a connecting rod (713), the top fixed mounting of connecting rod (713) has spacing seat (714), the top fixed mounting of half arc packing box (708) has spacing post (715), spacing jack (716) have been seted up to the inside of fixed baseplate (706), the inside of half arc packing box (708) is provided with reaction filler (717).
2. The extraction column for the regeneration production of waste lubricating oil according to claim 1, wherein: the bottom fixed mounting of cross dead lever (701) has the seal box, motor (702) are located the inside of seal box, the output shaft of motor (702) runs through the bottom of cross dead lever (701) and with the bottom fixed connection of threaded rod (703).
3. The extraction column for the regeneration production of waste lubricating oil according to claim 1, wherein: the inner wall fixed inner ring (705) is fixedly provided with two connecting blocks, the fixed inner ring (705) is fixedly connected with the threaded sleeve (704) through the two connecting blocks, two limiting grooves (711) are formed in the fixed inner ring (705), and the two limiting grooves (711) are respectively close to the left side and the right side of the fixed inner ring (705).
4. The extraction column for the regeneration production of waste lubricating oil according to claim 1, wherein: the outer part of the fixed inner ring (705) is attached with two semi-arc-shaped stuffing boxes (708), and the tops of one sides of the two semi-arc-shaped stuffing boxes (708) close to the fixed inner ring (705) are fixedly provided with limiting columns (715).
5. The extraction column for the regeneration production of waste lubricating oil according to claim 1, wherein: two the inside of spacing groove (711) is equal fixed mounting has spacing spring (712), two the equal fixed mounting in top of spacing spring (712) has connecting rod (713), two the equal fixed mounting in top of connecting rod (713) has spacing seat (714), and the spliced eye of spacing post (715) looks adaptation at two half arc packing box (708) tops has all been seted up to the inside of two spacing seats (714).
6. The extraction column for the regeneration production of waste lubricating oil according to claim 1, wherein: the inside of fixed baseplate (706) has offered the leak hole that quantity is greater than twenty, and the inside of fixed baseplate (706) has offered spacing jack (716) that quantity is two, two spacing jack (716) respectively with spacing post (715) looks adaptation at two half arc packing box (708) tops.
7. The extraction column for the regeneration production of waste lubricating oil according to claim 1, wherein: the number of the half arc-shaped slots (709) is two, the half arc-shaped slots are all close to the bottom of the fixed outer ring (707), the number of the half arc-shaped limiting inserting plates (710) is two, the half arc-shaped limiting inserting plates are all located at the top of the fixed outer ring (707), and the two half arc-shaped slots (709) are respectively matched with the two half arc-shaped limiting inserting plates (710).
8. The extraction column for the regeneration production of waste lubricating oil according to claim 1, wherein: the extraction tower body (1) is characterized in that a first connecting ring is fixedly arranged outside the extraction tower body (1), the first connecting ring is close to the top of the extraction tower body (1), a second connecting ring is fixedly arranged at the bottom of the top cover (2), fixing screws with the number of two are rotatably connected in the second connecting ring, and the bottoms of the two fixing screws penetrate through the second connecting ring and are in threaded connection with the first connecting ring.
9. The extraction column for the regeneration production of waste lubricating oil according to claim 1, wherein: the heavy liquid injection pipe orifice (4) is close to the top of the extraction tower body (1), the light liquid injection pipe orifice (5) is close to the bottom of the extraction tower body (1), a limit gasket is fixedly arranged on the inner wall of the extraction tower body (1), and the bottom of the cross fixing rod (701) is fixedly connected with the top of the limit gasket through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311038141.8A CN116747558B (en) | 2023-08-17 | 2023-08-17 | Extraction tower for regeneration production of waste lubricating oil |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311038141.8A CN116747558B (en) | 2023-08-17 | 2023-08-17 | Extraction tower for regeneration production of waste lubricating oil |
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| CN116747558A CN116747558A (en) | 2023-09-15 |
| CN116747558B true CN116747558B (en) | 2023-10-31 |
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| CN202311038141.8A Active CN116747558B (en) | 2023-08-17 | 2023-08-17 | Extraction tower for regeneration production of waste lubricating oil |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117379832B (en) * | 2023-12-04 | 2024-02-06 | 山西鑫海环境治理股份有限公司 | Extraction purification device that used lubricating oil regeneration production used |
| CN117463042B (en) * | 2023-12-27 | 2024-03-22 | 山西鑫海环境治理股份有限公司 | Impurity separation device for refining waste lubricating oil solvent |
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| CN116747558A (en) | 2023-09-15 |
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