CN112843810A - Waste engine oil recovery treatment process - Google Patents

Waste engine oil recovery treatment process Download PDF

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Publication number
CN112843810A
CN112843810A CN202110027095.6A CN202110027095A CN112843810A CN 112843810 A CN112843810 A CN 112843810A CN 202110027095 A CN202110027095 A CN 202110027095A CN 112843810 A CN112843810 A CN 112843810A
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CN
China
Prior art keywords
oil
groove
filtering
block
extrusion
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Withdrawn
Application number
CN202110027095.6A
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Chinese (zh)
Inventor
黄志辉
孙远远
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Nanjing Yansu Environmental Protection Technology Co ltd
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Nanjing Yansu Environmental Protection Technology Co ltd
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Priority to CN202110027095.6A priority Critical patent/CN112843810A/en
Publication of CN112843810A publication Critical patent/CN112843810A/en
Withdrawn legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/03Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/56Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62Regenerating the filter material in the filter
    • B01D29/64Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M175/00Working-up used lubricants to recover useful products ; Cleaning
    • C10M175/0083Lubricating greases

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The invention relates to a waste engine oil recovery treatment process which comprises a filtering oil tank, an oil pipeline, a filtering device and an extrusion device, wherein the filtering oil tank comprises a bottom plate, a supporting device and a pressing device. The invention can solve the problems that the existing equipment adopts a physical sedimentation method to settle granular substances in the waste engine oil when the waste engine oil is recycled, but the viscosity and the density of the waste engine oil are higher, and some lighter particles are difficult to settle, so that some particles still exist in the filtered engine oil, and the filtered granular substances can not be well recovered when the existing equipment is used for recycling the waste engine oil, so that the filtered granular substances always influence the filtering effect of subsequent equipment in the equipment, and the like.

Description

Waste engine oil recovery treatment process
Technical Field
The invention relates to the technical field of waste engine oil treatment, in particular to a waste engine oil recovery treatment process.
Background
The used oil is an oil that is mixed with water, dust, other miscellaneous oils, and impurities such as metal powder generated by wear of parts during use, and the oil turns black in color and increases in viscosity. The second is that the engine oil gradually goes bad to generate organic acid, colloid and asphalt-like substances. The regeneration of the used oil is to remove impurities in the oil by using methods such as sedimentation, distillation, acid washing, alkali washing, filtration and the like, and when the used oil is treated, the used oil is usually filtered to remove obvious granular impurities in the used oil, and then the used oil is subjected to subsequent treatment processing.
The waste engine oil is a toxic substance and belongs to the solid hazardous waste labeled by the state. The used oil is forbidden to be freely bought and sold and should be delivered to qualified waste oil treatment enterprises for treatment.
At present, the existing waste engine oil generally has the following defects when being recycled: when the existing equipment is used for recycling the waste engine oil, the physical sedimentation method is adopted, so that granular substances in the waste engine oil settle down, but the viscosity and the density of the waste engine oil are high, and some light particles are difficult to sink, so that some particles still exist in the filtered engine oil; secondly, when current equipment carries out recovery processing to used oil, the particulate matter that filters out can not carry out fine recovery for the particulate matter that filters out influences the filter effect of follow-up equipment in equipment always.
Disclosure of Invention
In order to solve the problems, the invention provides a waste engine oil recovery processing technology which can solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme that the used oil recovery treatment process adopts treatment equipment which comprises a filtering oil tank, an oil delivery pipe, a filtering device and an extrusion device, wherein the filtering oil tank is of a box-shaped structure with an upward opening, through grooves are formed in the side walls of the left side and the right side of the filtering oil tank, which are close to the bottom, the oil delivery pipe is arranged at the lower side of the front side wall of the filtering oil tank, the oil delivery pipe is communicated with the filtering oil tank, the filtering device is arranged in the filtering oil tank, and the extrusion device is arranged at the left side and the right side of the lower side of the filtering oil tank; wherein:
the filter device comprises a first electric push rod, fixing blocks, filter screen frames, filter screens and separating mechanisms, wherein the first electric push rod is symmetrically arranged on the side walls of the left side and the right side of the filter oil tank;
the extrusion device comprises a limiting frame, a mounting plate, a second electric push rod, an extrusion block, an extrusion frame, telescopic grooves, a filter plate, a baffle plate and a scrap removing mechanism, wherein the limiting frame is a rectangular frame, the limiting frame is installed on a through groove on the left side of the filtering box in a matched mode, the mounting plate is installed on the lower side of the left side wall of the limiting frame, the second electric push rod is symmetrically installed on the front side and the rear side of the mounting plate, the extrusion blocks are arranged on the telescopic rods of the second electric push rod and are in sliding fit with the limiting frame, the extrusion frame is a rectangular frame, the extrusion frame is installed on the through groove on the right side of the filtering box in a matched mode, the two telescopic grooves are sequentially formed in the wall on the upper side of the extrusion frame, the filter plate and the baffle plate are sequentially;
the waste engine oil recovery treatment process comprises the following steps:
s1, filtering engine oil: returning the waste engine oil through an oil pipeline from the bottom of the filter oil tank into the filter oil tank, filtering granular substances contained in the waste engine oil through a filtering device, and leaving the granular substances at the bottom of the filter oil tank, wherein the filtered waste engine oil is arranged on the upper side of a filter screen;
s2, isolation and recovery: the upper side and the lower side of the filter screen are separated by a separating mechanism, the filtered waste engine oil is arranged on the upper side of the filter screen, and the filtered waste engine oil is collected from a filter oil tank through an oil well pump;
s3, squeezing and cleaning: the granular particles left at the bottom of the filter box are extruded into one block by an extrusion block in the extrusion device and collected from one side of an extrusion frame, and the bottom of the filter screen is cleaned by a scrap removing mechanism while the extrusion block is extruded so as to prevent metal scraps and particles from blocking the filter holes of the filter screen.
As a preferred technical scheme of the invention, the separation mechanism comprises a first mounting groove, a motor groove, a rotating motor, a threaded rod, threaded blocks, connecting rods, a sliding block, a separation block, a sliding groove, a diaphragm groove and a diaphragm roller, wherein the first mounting groove is formed in the inner side walls of the left side and the right side of the screen frame, the motor groove is formed in one side of the first mounting groove, the rotating motor is mounted in the motor groove, the threaded rod is arranged on an output shaft of the rotating motor, the front side and the rear side of the threaded rod are respectively provided with a positive thread and a reverse thread, the threaded blocks are screwed on the front side and the rear side of the threaded rod through the threads, one end of each connecting rod is hinged on the two threaded blocks, the middle parts of the two connecting rods are hinged with each other, the other ends of the two connecting rods are hinged with sliding blocks, one side of, the diaphragm tank is arranged on the filter screen frame on the lower side of the mounting groove, the connection through hole is formed between the diaphragm tank and the inner side wall of the filter screen frame, the diaphragm roller is mounted in the diaphragm tank, the clockwork springs are arranged at two ends of the diaphragm roller, the separation membrane is wound on the diaphragm roller, and one end of the separation membrane is connected to the side wall of the separation block through the connection through hole.
As a preferred technical scheme of the invention, the scrap removing mechanism comprises a second mounting groove, a sliding groove, a yielding groove, a third electric push rod, a jacking block, a baffle plate, a scrap removing groove and a scrap removing roller, the second mounting groove is arranged on one side of the extrusion block close to the second electric push rod, the sliding groove is arranged in the extrusion block on the right side of the mounting groove, the upper side of the inner side wall of the sliding groove is provided with a abdicating groove, a third electric push rod is arranged in the second mounting groove, a telescopic rod of the third electric push rod extends into the sliding groove in a sliding manner, and the ejector pad is installed to the one end that No. three electric putter's telescopic link stretched into in the spout, and ejector pad sliding fit is in the spout, and the baffle is installed to the upside of the inside wall of ejector pad, sliding fit between ejector pad and the groove of stepping down, and the chip groove has been seted up on the right side of extrusion piece up end, and the bottom in chip groove diminishes gradually and with spout UNICOM, the chip roller is installed in the chip groove.
As a preferable technical scheme of the invention, the outer wall of the chip removing roller is provided with an elastic brush.
As a preferred technical scheme of the invention, an oil well pump is arranged on the rear side wall of the filtering oil tank, an oil pumping pipe is arranged at an oil suction port of the oil well pump, and one end of the oil pumping pipe is placed in the filtering oil tank.
As a preferred technical scheme of the invention, the oil delivery pipe is provided with a valve.
As a preferred embodiment of the present invention, a brushless motor is provided in the dust removing roller 498.
The invention has the beneficial effects that:
1. the invention can solve the following defects of the prior waste engine oil during the recovery treatment: when the existing equipment is used for recycling the waste engine oil, the physical sedimentation method is adopted, so that granular substances in the waste engine oil settle down, but the viscosity and the density of the waste engine oil are high, and some light particles are difficult to sink, so that some particles still exist in the filtered engine oil; secondly, when current equipment carries out recovery processing to used oil, the particulate matter that filters out can not carry out fine recovery for the particulate matter that filters out influences the filter effect of follow-up equipment in equipment always. The equipment provided by the invention accelerates the process of waste engine oil sedimentation through the filtering device, greatly improves the working efficiency, and the extrusion device effectively collects the granular substances filtered by the equipment, thereby facilitating the subsequent processing, enabling the equipment to continuously work all the time, and saving the time for independently cleaning the equipment.
2. According to the filter device designed by the invention, the granular substances in the waste engine oil in the filter oil tank are pressed downwards in a mode of pressing the filter screen downwards, so that the filtered waste engine oil is on the upper side of the filter screen, and the granular substances are left at the bottom of the filter oil tank, and the purpose of accelerating sedimentation is achieved.
3. The extrusion device provided by the invention extrudes the granular substances filtered at the bottom of the oil filter box into the extrusion frame through the extrusion block, and then effectively collects the granular substances extruded into blocks.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic view of a first configuration of the present invention;
FIG. 3 is a second schematic structural view of the present invention;
FIG. 4 is a schematic cross-sectional view of the present invention;
FIG. 5 is a partial enlargement at A of the present invention;
FIG. 6 is a partial enlargement at B of the present invention;
fig. 7 is a schematic sectional view of the partition mechanism of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 6, the used oil recycling process adopts a processing device, the processing device comprises a filtering oil tank 1, an oil delivery pipe 2, a filtering device 3 and an extrusion device 4, the filtering oil tank 1 is of a box-shaped structure with an upward opening, through grooves are arranged on the side walls of the left side and the right side of the filtering oil tank 1 close to the bottom, the oil delivery pipe 2 is arranged on the lower side of the front side wall of the filtering oil tank 1, the oil delivery pipe 2 is communicated with the filtering oil tank 1, the filtering device 3 is arranged in the filtering oil tank 1, and the extrusion device 4 is arranged on the left side and the right side of the lower side of the filtering oil tank 1; wherein:
filter equipment 3 includes electric putter 31, fixed block 32, screen frame 33, filter screen 34 and partition mechanism 35, electric putter 31 symmetry is installed on the lateral wall of the filter case 1 left and right sides, and fixed block 32 is the L shape structure, and install on electric putter 31's telescopic link on one side of fixed block 32, and the another side of fixed block 32 is close to the inner wall of filter case 1, and screen frame 33 installs two fixed block 32 lower extreme, and screen frame 33 are the rectangle frame structure, installs filter screen 34 in the screen frame 33, and partition mechanism 35 symmetry sets up in the screen frame 33 left and right sides.
When the oil filter is in specific work, firstly, waste engine oil is input into the oil filter box 1 through the oil conveying pipe 2, the valve 21 is closed, the electric push rod 31 works, the telescopic rod of the electric push rod 31 contracts to drive the filter screen frame 33 to move downwards through the fixing block 32, so that the filter screen 34 on the filter screen frame 33 generates pressure on the waste engine oil in the oil filter box 1, the waste engine oil without granular substances seeps out of meshes of the filter screen 34 and stays in the oil filter box 1 on the upper side of the filter screen 34, the granular substances are large in size and are not blocked in the oil filter box 1 on the lower side of the filter screen 34, the electric push rod 31 stops working when the filter screen frame 33 moves to a certain position, and the purpose of accelerated settlement is achieved.
The separation mechanism 35 comprises a first installation groove 351, a motor groove 352, a rotating motor 353, a threaded rod 354, a threaded block 355, a connecting rod 356, a sliding block 357, a separation block 358, a sliding groove 359, a diaphragm groove 3510 and a diaphragm roller 3511, wherein the first installation groove 351 is formed in the inner side walls of the left side and the right side of the screen frame 33, the motor groove 352 is formed in one side of the first installation groove 351, the rotating motor 353 is installed in the motor groove 352, the threaded rod 354 is arranged on the output shaft of the rotating motor 353, the front side and the rear side of the threaded rod 354 are respectively provided with a positive thread and a reverse thread, the threaded block 355 is screwed on the front side and the rear side of the threaded rod 354 through threads, one end of each connecting rod 356 is hinged to the two threaded blocks 355, the middle parts of the two connecting rods 356 are hinged to each other, the other end of the two connecting rods 356 is hinged to, the sliding block 357 is installed in the sliding groove 359 in a matching mode, the filter screen frame 33 on the lower side of the installation groove is provided with a diaphragm groove 3510, a connection through hole is formed between the diaphragm groove 3510 and the inner side wall of the filter screen frame 33, the diaphragm roller 3511 is installed in the diaphragm groove 3510, springs are arranged at two ends of the diaphragm roller 3511, a separation film is wound on the diaphragm roller 3511, and one end of the separation film is connected to the side wall of the separation block 358 through the connection through hole.
During specific work, the rotating motor 353 works, an output shaft of the rotating motor 353 drives the threaded rod 354 to rotate, so that the two threaded blocks 355 move towards the middle of the threaded rod 354, one ends of the connecting rods 356 on the two threaded blocks 355 move relatively and push the separating blocks 358 towards the middle of the filter screen frame 33 through a lever principle, meanwhile, the separating blocks 358 pull out the separating membranes from the diaphragm roller 3511, when the two opposite separating blocks 358 are pressed mutually, the rotating motor 353 stops working, waste engine oil on the upper side and the lower side of the filter screen 34 is completely separated, and the filtered waste engine oil on the upper side of the filter screen 34 is pumped out through the oil well pump 11.
When the partition block 358 is retracted, the partition film is rewound on the diaphragm roller 3511 by a clock spring provided on the diaphragm roller 3511.
The extrusion device 4 comprises a limit frame 41, a mounting plate 42, a second electric push rod 43, an extrusion block 44, an extrusion frame 45, a telescopic groove 46, a filter plate 47, a blocking plate 48 and a scrap removing mechanism 49, the limiting frame 41 is a rectangular frame, the limiting frame 41 is arranged on a through groove on the left side of the filtering oil tank 1 in a matching way, the lower side of the left side wall of the limiting frame 41 is provided with an installation plate 42, the second electric push rods 43 are symmetrically arranged on the front side and the rear side of the installation plate 42, the telescopic rods of the two second electric push rods 43 are provided with extrusion blocks 44, and the extrusion block 44 is in sliding fit with the limiting frame 41, the extrusion frame 45 is a rectangular frame, the extrusion frame 45 is installed on the through groove on the right side of the filtering oil tank 1 in a matching manner, two telescopic grooves 46 are sequentially formed in the wall on the upper side of the extrusion frame 45, the filtering plate 47 and the blocking plate 48 are sequentially arranged in the telescopic grooves 46 in a sliding manner from left to right, and the scrap removing mechanism 49 is installed on the extrusion block 44.
During specific work, take the baffler 48 out, cross 1 bottom surplus used oil of oil filter tank and filter the back through filter 47 and flow out from extrusion frame 45 opening, collect through the manual work, No. two electric putter 43's telescopic link stretches out and drives extrusion block 44 to extrusion frame 45 direction removal, extrusion block 44 will cross the granular material of 1 bottom of oil filter tank and promote to extrusion frame 45, extrusion block 44 continues to move, make granular material extruded in extrusion frame 45, make granular material extruded one, because remaining used oil is extruded and oozes through filter 47 on the granular material, take out filter 47 at last and take out the granular material who is extruded into the piece.
The chip removing mechanism 49 comprises a second mounting groove 491, a chute 492, a relief groove 493, a third electric push rod 494, a top block 495, a baffle 496, a chip removing groove 497 and a chip removing roller 498, wherein the second mounting groove 491 is arranged at one side of the extrusion block 44 close to the second electric push rod 43, the chute 492 is arranged in the extrusion block 44 at the right side of the mounting groove, the relief groove 493 is arranged at the upper side of the inner side wall of the chute 492, the third electric push rod 494 is arranged in the second mounting groove 491, the telescopic rod of the third electric push rod 494 slides into the chute 492, the top block 495 is arranged at one end of the telescopic rod of the third electric push rod 494, the top block 495 is in sliding fit in the chute 492, the baffle 496 is arranged at the upper side of the inner side wall of the top block 495, the top block 495 is in sliding fit with the relief groove 493, the chip removing groove 497 is arranged at the right side of the upper end face of the extrusion block 44, the bottom of the chip removing groove 497, a dust removal roller 498 is mounted within the dust removal slot 497.
When the three-position electric push rod 494 works, a telescopic rod of the three-position electric push rod 494 contracts to drive an ejector block 495 to contract towards a chute 492, a baffle 496 moves along with the ejector block 495, one end of the inner side of the baffle 496 enters a abdicating groove 493, when the ejector block 495 and the baffle 496 move to the position, the granular substances at the bottom of the filings removing groove 497 can fall into a granular substance chute 492, the third electric push rod 494 works, and the telescopic rod of the third electric push rod 494 extends to drive the top block 495 to move towards the opening of the chute 492, so that the granular substances in the chute 492 are extruded into the granular substances which are pressed into blocks.
The outer wall of the chip removing roller 498 is provided with a brush with elasticity.
The oil well pump 11 is installed on the rear side wall of the filtering oil tank 1, the oil pumping pipe is installed at an oil suction port of the oil well pump 11, and one end of the oil pumping pipe is placed in the filtering oil tank 1.
And the oil conveying pipe 2 is provided with a valve 21.
A brushless motor is arranged in the chip removing roller 498.
The waste engine oil recovery treatment process comprises the following steps:
s1, filtering engine oil: returning the waste engine oil through an oil pipeline 2 from the bottom of the filtering oil tank 1 into the filtering oil tank 1, filtering particulate matters contained in the waste engine oil through a filtering device 3, and leaving the particulate matters at the bottom of the filtering oil tank 1, wherein the filtered waste engine oil is arranged on the upper side of a filter screen 34;
s2, isolation and recovery: the upper side and the lower side of the filter screen 34 are separated by a separating mechanism 35, the filtered waste engine oil is arranged on the upper side of the filter screen 34, and the filtered waste engine oil is collected from the filtering oil tank 1 through the oil well pump 11;
s3, squeezing and cleaning: the granular particles left at the bottom of the filter box 1 are extruded into one piece by the extrusion block 44 in the extrusion device 4 and collected from one side of the extrusion frame 45, and the scrap removing mechanism 49 cleans the bottom of the filter screen 34 while the extrusion block 44 extrudes to prevent metal scraps and particles from blocking the filter holes of the filter screen 34.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a used oil recovery processing technology, this used oil recovery processing technology adopts following treatment facility, and this treatment facility includes oil filter box (1), defeated oil pipe (2), filter equipment (3) and extrusion device (4), its characterized in that: the oil filtering box (1) is of a box-shaped structure with an upward opening, through grooves are formed in the side walls, close to the bottom, of the left side and the right side of the oil filtering box (1), an oil conveying pipe (2) is installed on the lower side of the front side wall of the oil filtering box (1), the oil conveying pipe (2) is communicated with the oil filtering box (1), a filtering device (3) is installed in the oil filtering box (1), and extruding devices (4) are installed on the left side and the right side of the lower side of the oil filtering box (1); wherein:
the filtering device (3) comprises a first electric push rod (31), fixing blocks (32), filter screen frames (33), filter screens (34) and separating mechanisms (35), wherein the first electric push rod (31) is symmetrically installed on the side walls of the left side and the right side of the filter oil tank (1), the fixing blocks (32) are of an L-shaped structure, one side of each fixing block (32) is installed on the telescopic rod of the first electric push rod (31), the other side of each fixing block (32) is close to the inner wall of the filter oil tank (1), the filter screen frames (33) are installed at the lower ends of the two fixing blocks (32), the filter screen frames (33) are of a rectangular frame structure, the filter screens (34) are installed in the filter screen frames (33), and the separating mechanisms (35) are symmetrically arranged on the left side and the right side of the filter screen frames (33;
the extrusion device (4) comprises a limiting frame (41), a mounting plate (42), a second electric push rod (43), an extrusion block (44), an extrusion frame (45), telescopic grooves (46), a filter plate (47), a barrier plate (48) and a scrap removing mechanism (49), wherein the limiting frame (41) is a rectangular frame, the limiting frame (41) is arranged on a through groove on the left side of the oil filtering box (1) in a matched mode, the mounting plate (42) is arranged on the lower side of the left side wall of the limiting frame (41), the second electric push rod (43) is symmetrically arranged on the front side and the rear side of the mounting plate (42), the extrusion blocks (44) are arranged on telescopic rods of the two second electric push rods (43), the extrusion blocks (44) are in sliding fit with the limiting frame (41), the extrusion frame (45) is a rectangular frame, the extrusion frame (45) is arranged on the through groove on the right side of the oil filtering box (1) in a matched mode, the two telescopic grooves (46) are, the filter plate (47) and the blocking plate (48) are sequentially arranged in the telescopic groove (46) in a sliding mode from left to right, and the scrap removing mechanism (49) is arranged on the extrusion block (44);
the waste engine oil recovery treatment process comprises the following steps:
s1, filtering engine oil: the waste engine oil is returned to the oil conveying pipe (2) and enters the filtering oil tank (1) from the bottom of the filtering oil tank (1), the granular substances contained in the waste engine oil are filtered through the filtering device (3), the granular substances are left at the bottom of the filtering oil tank (1), and the filtered waste engine oil is arranged on the upper side of the filtering net (34);
s2, isolation and recovery: the upper side and the lower side of the filter screen (34) are separated by a separating mechanism (35), the upper side of the filter screen (34) is used for collecting the filtered waste engine oil from the filter oil tank (1) through the oil pump (11);
s3, squeezing and cleaning: the granular particles left at the bottom of the filtering oil tank (1) are extruded into one block by an extrusion block (44) in the extrusion device (4) and collected from one side of an extrusion frame (45), and a scrap removing mechanism (49) cleans the bottom of the filtering net (34) while the extrusion block (44) is extruded to prevent metal scraps and particles from blocking filtering holes of the filtering net (34).
2. The used oil recycling process according to claim 1, characterized in that: the separation mechanism (35) comprises a first mounting groove (351), a motor groove (352), a rotating motor (353), a threaded rod (354), a threaded block (355), a connecting rod (356), a sliding block (357), a separation block (358), a sliding groove (359), a diaphragm groove (3510) and a diaphragm roller (3511), wherein the first mounting groove (351) is formed in the inner side walls of the left side and the right side of the filter screen frame (33), the motor groove (352) is formed in one side of the first mounting groove (351), the rotating motor (353) is mounted in the motor groove (352), the threaded rod (354) is arranged on an output shaft of the rotating motor (353), positive threads and reverse threads are respectively arranged on the front side and the rear side of the threaded rod (354), the threaded block (355) is connected to the front side and the rear side of the threaded rod (354) through threads, one end of the connecting rod (356) is hinged to the two threaded blocks (355), and the middle parts, two the other end of connecting rod (356) articulates there is sliding block (357), sliding tray (359) have been seted up to spacer block (358) one side, and sliding tray (359) are I-shaped structure, sliding block (357) cooperation is installed in sliding tray (359), diaphragm bowl (3510) have been seted up on filter screen frame (33) of mounting groove downside, it allies oneself with the through-hole to have seted up between diaphragm bowl (3510) and the filter screen frame (33) inside wall, install in diaphragm bowl (3510) diaphragm bowl (3511), diaphragm bowl (3511) both ends are provided with the clockwork spring, and it has the spacer film to coil on diaphragm bowl (3511), the one end of spacer film is connected on spacer block (358) lateral wall through alliing up the through-hole.
3. The used oil recycling process according to claim 1, characterized in that: the scrap removing mechanism (49) comprises a second mounting groove (491), a sliding groove (492), a relief groove (493), a third electric push rod (494), a top block (495), a baffle plate (496), a scrap removing groove (497) and a scrap removing roller (498), wherein the second mounting groove (491) is arranged on one side, close to the second electric push rod (43), in the extrusion block (44), the sliding groove (492) is arranged in the extrusion block (44) on the right side of the mounting groove, the relief groove (493) is arranged on the upper side of the inner side wall of the sliding groove (492), the third electric push rod (494) is arranged in the second mounting groove (491), the telescopic rod of the third electric push rod (494) slides into the sliding groove (492), the top block (495) is arranged at one end, extending into the sliding groove (492), the top block (495) is in sliding fit with the sliding groove (492), the baffle plate (496) is arranged on the upper side of the inner side wall of the top block (495), the top block (495) is in sliding fit with the abdicating groove (493), the chip removing groove (497) is formed in the right side of the upper end face of the extrusion block (44), the bottom of the chip removing groove (497) is gradually reduced and is communicated with the sliding groove (492), and the chip removing roller (498) is installed in the chip removing groove (497).
4. The used oil recycling process according to claim 3, wherein: the outer wall of the scrap removing roller (498) is provided with an elastic brush.
5. The used oil recycling process according to claim 1, characterized in that: the oil-well pump (11) is installed on the rear side wall of the filtering oil tank (1), an oil pumping pipe is installed at an oil suction port of the oil-well pump (11), and one end of the oil pumping pipe is placed into the filtering oil tank (1).
6. The used oil recycling process according to claim 1, characterized in that: and the oil delivery pipe (2) is provided with a valve (21).
7. The used oil recycling process according to claim 3, wherein: a brushless motor is arranged in the chip removing roller (498).
CN202110027095.6A 2021-01-09 2021-01-09 Waste engine oil recovery treatment process Withdrawn CN112843810A (en)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001085300A2 (en) * 2000-05-08 2001-11-15 Honeywell International Inc. Staged oil filter incorporating pelletized basic conditioner
CN101790498A (en) * 2008-09-25 2010-07-28 美得华水务株式会社 Suction type filtering-condensing apparatus
CN108786207A (en) * 2018-07-12 2018-11-13 江继永 A kind of livestock culture sewage pretreatment device
CN211328336U (en) * 2019-12-09 2020-08-25 郝宏伟 Chemical sewage treatment device
CN111888835A (en) * 2020-08-06 2020-11-06 佛山市南海铂朗助剂科技有限公司 Recycling treatment process for metal chemical polishing waste liquid
CN111922397A (en) * 2020-08-17 2020-11-13 东阳温宾电子科技有限公司 Recovery device for treating waste materials inside milling machine
CN212119206U (en) * 2020-03-04 2020-12-11 东莞市杉山润滑油科技有限公司 Multistage filter equipment is used in lubricating oil processing
CN112090122A (en) * 2020-09-17 2020-12-18 许翠英 Waste engine oil recovery treatment process

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001085300A2 (en) * 2000-05-08 2001-11-15 Honeywell International Inc. Staged oil filter incorporating pelletized basic conditioner
CN101790498A (en) * 2008-09-25 2010-07-28 美得华水务株式会社 Suction type filtering-condensing apparatus
CN108786207A (en) * 2018-07-12 2018-11-13 江继永 A kind of livestock culture sewage pretreatment device
CN211328336U (en) * 2019-12-09 2020-08-25 郝宏伟 Chemical sewage treatment device
CN212119206U (en) * 2020-03-04 2020-12-11 东莞市杉山润滑油科技有限公司 Multistage filter equipment is used in lubricating oil processing
CN111888835A (en) * 2020-08-06 2020-11-06 佛山市南海铂朗助剂科技有限公司 Recycling treatment process for metal chemical polishing waste liquid
CN111922397A (en) * 2020-08-17 2020-11-13 东阳温宾电子科技有限公司 Recovery device for treating waste materials inside milling machine
CN112090122A (en) * 2020-09-17 2020-12-18 许翠英 Waste engine oil recovery treatment process

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Application publication date: 20210528