CN116550731A - Waste lubricating oil vacuum residuum treatment device and treatment method - Google Patents
Waste lubricating oil vacuum residuum treatment device and treatment method Download PDFInfo
- Publication number
- CN116550731A CN116550731A CN202310485362.3A CN202310485362A CN116550731A CN 116550731 A CN116550731 A CN 116550731A CN 202310485362 A CN202310485362 A CN 202310485362A CN 116550731 A CN116550731 A CN 116550731A
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- China
- Prior art keywords
- sealing cylinder
- shell
- filtering
- assembly
- movable block
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- Granted
Links
- 239000010687 lubricating oil Substances 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims description 9
- 239000002699 waste material Substances 0.000 title abstract description 15
- 238000001914 filtration Methods 0.000 claims abstract description 73
- 238000004140 cleaning Methods 0.000 claims abstract description 26
- 239000003350 kerosene Substances 0.000 claims abstract description 24
- 239000012535 impurity Substances 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 15
- 238000001704 evaporation Methods 0.000 claims abstract description 5
- 230000008020 evaporation Effects 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 117
- 239000000463 material Substances 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 14
- 239000003921 oil Substances 0.000 claims description 13
- 206010044048 Tooth missing Diseases 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 5
- 239000005696 Diammonium phosphate Substances 0.000 claims description 4
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims description 4
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims description 4
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 4
- 229910000388 diammonium phosphate Inorganic materials 0.000 claims description 4
- 235000019838 diammonium phosphate Nutrition 0.000 claims description 4
- 235000019837 monoammonium phosphate Nutrition 0.000 claims description 4
- 239000006012 monoammonium phosphate Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 229910001868 water Inorganic materials 0.000 claims description 4
- 230000006837 decompression Effects 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 3
- 238000003672 processing method Methods 0.000 claims 1
- 238000003825 pressing Methods 0.000 description 10
- 238000007790 scraping Methods 0.000 description 9
- 230000006872 improvement Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
- 239000002199 base oil Substances 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002920 hazardous waste Substances 0.000 description 2
- 239000003607 modifier Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- -1 asphaltene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002923 metal particle Substances 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
- 239000003973 paint Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/70—Chemical treatment, e.g. pH adjustment or oxidation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/01—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons
- B01D33/015—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with flat filtering elements
- B01D33/0158—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with flat filtering elements self-supporting
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a waste lubricating oil vacuum residue treatment device which comprises a shell, wherein a feed inlet and a discharge outlet for entering kerosene, vacuum residue and demetallizing agent are respectively arranged on the side wall and the bottom of the shell, and the device also comprises a filtering turbulence assembly arranged at the bottom of an inner cavity of the shell, a self-cleaning assembly arranged in the inner cavity of the shell and above the feed inlet, and a driving assembly arranged on the shell and used for driving the filtering turbulence assembly to move up and down. According to the technical scheme, the driving assembly drives the filtering turbulence assembly to move up and down, so that vacuum residuum, kerosene and demetallizing agent which enter the shell are mixed to react when the filtering turbulence assembly is downward, the self-cleaning assembly automatically removes semisolid impurities, liquid treated by the treatment device can be prepared into a product for use after being subjected to subsequent vacuum flash evaporation, dangerous waste utilization is realized, the utilization rate of resources is improved, and the use cost is reduced.
Description
Technical Field
The invention relates to the technical field of vacuum residuum treatment, in particular to a device and a method for treating waste lubricating oil vacuum residuum.
Background
The lubricating oil consists of base oil and additive in certain amount, and after being used for some time, the lubricating oil loses its normal functions due to the introduction of impurity, the deterioration of additive, etc. and becomes waste lubricating oil. With the development of technology and the improvement of environmental protection requirements, the waste lubricating oil can be treated to obtain regenerated base oil, which comprises the specific steps of firstly producing distillate oil through reduced pressure distillation, then extracting the distillate oil through a polar solvent NMP (N-Methyl pyrrolidone ) to obtain raffinate (90% oil+10% NMP) and extract (90% NMP+10% oil), wherein the raffinate is further treated to obtain an oil product.
Vacuum residuum is also produced when waste lubricating oil is subjected to vacuum distillation, and contains colloid, asphaltene, additives, paint sludge, bright base oil (high-boiling base oil), metal particles and the like. At present, the vacuum residuum is generally treated as hazardous waste, and the treatment mode reduces the utilization rate of resources and improves the use cost. Therefore, we propose a device and a method for treating vacuum residuum of waste lubricating oil.
Disclosure of Invention
The invention aims to provide a device and a method for treating vacuum residuum of waste lubricating oil, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the waste lubricating oil vacuum residuum treatment device comprises a shell, wherein a feed inlet and a discharge outlet for entering kerosene, vacuum residuum and demetallizing agents are respectively arranged on the side wall and the bottom of the shell, and the device also comprises a filtering turbulence component arranged at the bottom of an inner cavity of the shell, a self-cleaning component arranged in the inner cavity of the shell and above the feed inlet, and a driving component arranged on the shell and used for driving the filtering turbulence component to move up and down;
the self-cleaning assembly is used for cleaning the filtering turbulent flow assembly when the driving assembly drives the filtering turbulent flow assembly to a preset position.
The further improvement is that the filtering and turbulence assembly comprises a movable block, a flow hole, a filter screen piece, a supporting frame and a filter screen piece driving part; wherein,,
the movable block is connected with the driving assembly and is located at the bottom of the inner cavity of the shell, the two sides of the top surface of the movable block are all vertically penetrated and provided with flow holes, spiral grooves are formed in the inner walls of the flow holes, the two sides of the top surface of the movable block are all provided with notches communicated with the flow holes, one end of the filter screen piece is connected with the inner ends of the notches through a rotating shaft and a torsion spring and used for sealing the notches, the supporting frame is arranged on the upper surface of the movable block and is coaxial with the movable block and used for driving the self-cleaning assembly to work, and the driving part of the filter screen piece is arranged in the movable block and used for driving the filter screen piece to turn over when the filtering turbulent flow assembly moves downwards.
The further improvement is that the filter screen piece driving part is provided with two groups which are symmetrically arranged at two sides in the movable block and are respectively connected with the two groups of filter screen pieces;
the filter screen driving part comprises a wear-resistant roller, a tooth-missing gear, a roller body, a guide wheel and a pull rope; wherein,,
the wear-resistant roller and the roller body are respectively arranged in a notch formed in the side wall of the movable block through the rotation of the shaft body, a guide groove matched with the wear-resistant roller is vertically formed in the side wall of the shell, a one-way bearing is arranged at the joint of the wear-resistant roller and the roller body and used for limiting the rotation of the wear-resistant roller towards one direction, a tooth-missing gear is arranged on one side of the wear-resistant roller, a driven gear meshed with the tooth-missing gear is coaxially arranged on one side of the roller body, a pull rope is wound on the outer wall of the roller body, one end of the pull rope penetrates through the movable block and is connected with the outer end of the top of the filter screen, and guide wheels for guiding the pull rope are respectively arranged on the side walls of the movable block and the support frame;
when the bottom of the movable block is attached to the bottom of the inner cavity of the shell, the filter screen piece is in a state of closing the notch.
The self-cleaning assembly comprises a first sealing cylinder, a first piston group, a second sealing cylinder, a second piston group, a scraping plate, a first spring, a gas buffer part and a triggering part; wherein,,
the sealing device comprises a first sealing cylinder, a second sealing cylinder, a first scraping plate, a second scraping plate, a first air buffer part, a second air buffer part and a second air buffer part, wherein the first sealing cylinder is arranged on a shell, one end of the first piston group is positioned in the first sealing cylinder and connected with the inner wall of the first sealing cylinder through an elastic piece, the other end of the first piston group stretches into the shell, the other end of the second piston group stretches into the outer side of the first piston group and is used for contacting with the inner end of the top of a filter screen part, the first sealing cylinder is filled with air at a position above the first piston group, the second sealing cylinder is integrally provided with an extending hollow part at a position above a feeding hole, a collecting box is detachably inserted at the bottom of the extending hollow part, the second sealing cylinder is inserted into the outer wall of the extending hollow part, one end of the second piston group is positioned in the second sealing cylinder and connected with the inner wall of the second sealing cylinder through a spring, the other end of the second piston group stretches into the shell, the scraping plate is movably sleeved on the other end of the second piston group and is positioned on the outer side of the first piston group and is used for contacting with the inner end of the top of the filter screen part, the second piston group is connected with the second piston group through the elastic piece, the first scraping plate is communicated with the second air buffer part, and the first air buffer part is used for driving the first air buffer part to temporarily store to the first air buffer part and the second air buffer part when the air buffer part does not reach the preset position.
The gas buffer storage part comprises a sealing cylinder III, a sealing plate movably arranged at one end in the sealing cylinder III and connected with one side inner wall of the sealing cylinder III through an elastic piece, and a locking piece for limiting movement of a piston group II, wherein the sealing plate is matched with the inner cavity of the sealing cylinder III, the position of the inner side of the sealing cylinder III, which is positioned on the outer wall of the sealing cylinder, is communicated with the sealing cylinder I and the sealing cylinder II through an air inlet pipe and a communication air pipe respectively, an electromagnetic valve is arranged in the air inlet pipe, and the locking piece is controlled by a trigger part.
The further improvement is that the triggering part comprises a swing arm, a movable rod, a second spring, an arc-shaped convex part, a limit stop and a detection sensor; wherein,,
the swing arm is rotationally arranged in the shell through a rotating shaft at the center, one end of the swing arm is movably connected with the movable rod, the other end of the swing arm is positioned on a path of upward movement of the piston group, the movable rod is movably arranged on the inner wall of the top of the extending hollow part, the spring II is connected with the movable rod and the inner wall of the extending hollow part and used for driving the movable rod to reset, the arc-shaped convex part is arranged at the bottom of the movable rod and used for driving the locking piece, and the detection sensor is arranged on the extending hollow part through a bracket and used for being in contact with an elastic convex block on the movable rod when the swing arm drives the movable rod to move towards the axis of the shell;
the locking piece comprises a limit stop, one end of the limit stop is abutted against the bottom of the arc-shaped convex part, the other end of the limit stop penetrates through the top of the second sealing cylinder and extends to the inner cavity of the second sealing cylinder to be attached to one side of the second piston group, and the limit stop is connected with the second sealing cylinder through an elastic piece;
when the elastic lug is in contact with the detection sensor, the limit stop is staggered with the arc-shaped convex part, and the filter screen piece is attached to the scraping plate;
the electromagnetic valve is characterized by further comprising a control module, wherein the detection sensor receives a pressure signal of the elastic lug and transmits the pressure signal to the control module, and the control module controls the electromagnetic valve to work.
The further improvement lies in, drive assembly includes rotary equipment and screw rod, rotary equipment locates on the casing through the support, the one end and the rotary equipment output of screw rod are connected, and the other end runs through casing top axle center department and rotates with casing bottom inner wall and be connected, the movable block passes through screw sleeve thread cover and locates the screw rod outer wall.
The filtering turbulent flow assembly is characterized in that a reversing control button for controlling the rotating equipment to drive the filtering turbulent flow assembly to move upwards is arranged at the bottom of the shell through a support, a pressing rod corresponding to the reversing control button is inserted into the bottom of the shell, one end of the pressing rod stretches into the shell, an elastic piece is arranged between the pressing rod and the shell, and a group of forward rotating control buttons pressed by a piston group II are arranged at the outer ends of the inner walls of the sealing cylinders and used for controlling the rotating equipment to drive the filtering turbulent flow assembly to move downwards.
A method for treating the vacuum residuum of used lubricating oil, which uses the treating device, specifically comprises the following steps:
s1: adding vacuum residuum and kerosene into the shell from a feed inlet to obtain a residuum kerosene mixture, and then adding a demetallizing agent into the residuum kerosene mixture from the feed inlet;
s2: the driving assembly drives the filtering and turbulence assembly to move up and down, when the filtering and turbulence assembly moves downwards, liquid in the shell upwards passes through the filtering and turbulence assembly, and when the filtering and turbulence assembly moves upwards, the liquid in the shell downwards passes through the filtering and turbulence assembly, and at the moment, the filtering and turbulence assembly intercepts impurities in the liquid;
s3: after the filtering turbulent flow assembly is upwards arranged at a preset position, the self-cleaning assembly removes impurities intercepted by the filtering turbulent flow assembly;
s4: discharging through a discharge port after treatment to obtain liquid to be treated, and treating the liquid to be treated through a decompression flash evaporation device to obtain kerosene and bottom oil.
A further improvement is that the demetallizing agent comprises water, diammonium phosphate and monoammonium phosphate.
Compared with the prior art, the invention has the beneficial effects that:
according to the technical scheme, the driving assembly, the filtering turbulence assembly and the self-cleaning assembly are arranged, the driving assembly drives the filtering turbulence assembly to move up and down, vacuum residuum, kerosene and demetallizing agent which enter the shell are mixed to react when the filtering turbulence assembly faces downwards, semisolid impurities generated in the reaction process are filtered when the filtering turbulence assembly faces upwards, the semisolid impurities are automatically removed through the self-cleaning assembly after reaching a preset position, liquid processed by the processing device can be prepared into products after being subjected to vacuum flash evaporation, dangerous waste utilization is realized, the utilization rate of resources is improved, and the use cost is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a filtering spoiler assembly according to the present invention;
FIG. 3 is an enlarged schematic view of the structure A of FIG. 1 in accordance with the present invention;
FIG. 4 is a schematic view of a part of the self-cleaning assembly according to the present invention;
in the figure: 1. a housing; 101. an extended hollow portion; 102. a collection box; 2. a feed inlet; 3. a discharge port; 4. a rotating device; 5. a screw; 6. a filtering turbulence assembly; 61. a movable block; 62. a flow hole; 63. a threaded sleeve; 64. a screen member; 65. a support frame; 66. a one-way bearing; 67. wear-resistant idler wheels; 68. a tooth-missing gear; 69. a roller body; 610. a guide wheel; 611. a pull rope; 612. a spiral groove; 7. a self-cleaning assembly; 71. a sealing cylinder I; 72. a first piston group; 73. a second sealing cylinder; 74. a second piston group; 75. a scraper; 76. a first spring; 77. a sealing cylinder III; 78. a sealing plate; 79. a communicating air pipe; 710. swing arms; 711. a movable rod; 712. a second spring; 713. an arc-shaped convex part; 714. a limit stop; 715. a detection sensor; 8. reversing the control button; 9. pressing a pressing rod; 10. the control button is rotated forward.
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.
Example 1
Referring to fig. 1, a device for treating vacuum residuum of waste lubricating oil comprises a shell 1, wherein the vertical section of the bottom of the shell 1 is arc-shaped, so that the discharging is convenient; the side wall and the bottom of the shell 1 are respectively provided with a feed inlet 2 and a discharge outlet 3 for entering kerosene, vacuum residuum and demetallizing agent, and valve bodies are arranged in the feed inlet 2 and the discharge outlet 3, so that the feeding and the discharging are conveniently controlled; the device also comprises a filtering turbulence assembly 6 arranged at the bottom of the inner cavity of the shell 1, a self-cleaning assembly 7 arranged in the inner cavity of the shell 1 and positioned above the feed inlet 2, and a driving assembly arranged on the shell 1 and used for driving the filtering turbulence assembly 6 to move up and down;
when the driving component drives downwards, the filtering and turbulence component 6 enables the materials in the shell 1 to flow upwards through the filtering and turbulence component 6; by the arrangement, the materials are mixed efficiently, and the materials are demetallizing agent, kerosene and vacuum residue;
when the driving component drives upwards, the filtering and turbulence component 6 passes through the filtering and turbulence component 6 to flow downwards, and the filtering and turbulence component 6 intercepts impurities in the materials; the demetallizing agent, the kerosene and the vacuum residuum are mixed in the shell 1 to form bottom oil, semi-solid impurities and kerosene, wherein the bottom oil can be used for producing a high-speed asphalt ductility modifier, the semi-solid impurities are used as dangerous waste treatment, and the kerosene can be recycled;
the self-cleaning component 7 is used for cleaning the filtering vortex component 6 when the driving component drives the filtering vortex component 6 to the preset position, and the self-cleaning component 7 is used for removing the impurities intercepted by the filtering vortex component 6, so that the stability of filtering the impurities by the filtering vortex component 6 is ensured while the manual burden is reduced.
Referring to fig. 2, as a preferred embodiment, the filtering and turbulence assembly 6 of the present embodiment includes a movable block 61, a flow hole 62, a filter screen member 64, a supporting frame 65 and a filter screen member driving portion, wherein the upper portion of the vertical section of the movable block 61 is rectangular, and the lower portion of the vertical section of the movable block is semicircular and adapted to the bottom of the inner cavity of the housing 1, so that the movable block 61 can contact the bottom of the inner cavity of the housing 1 downward; wherein,,
the movable block 61 is connected with the driving assembly and is positioned at the bottom of the inner cavity of the shell 1, and two sides of the top surface of the movable block 61 are provided with flow holes 62 in an up-down penetrating way for materials in the shell 1 to pass through the movable block 61; the inner wall of the flow hole 62 is provided with a spiral groove 612, so that materials enter the flow hole 62 in a spiral manner through the spiral groove 612, and the mixing efficiency and quality between the materials are improved; the notch that communicates with the circulation hole 62 has all been seted up to movable block 61 top surface both sides, and the one end and the notch inner of filter screen piece 64 are connected through pivot and torsional spring for seal the notch, and support frame 65 locates movable block 61 upper surface and with movable block 61 coaxial, be used for driving self-cleaning subassembly 7 work, in the filter screen piece drive part locates movable block 61, be used for driving filter screen piece 64 upset when filtering vortex subassembly 6 moves down, so that when filtering vortex subassembly 6 moves down, the material can pass the circulation hole 62.
Preferably, the driving parts of the filter screen members in this embodiment are provided with two groups, symmetrically arranged at two sides in the movable block 61, and respectively connected with the two groups of filter screen members 64;
the filter screen driving part comprises a wear-resistant roller 67, a tooth-lack gear 68, a roller 69, a guide wheel 610 and a pull rope 611; wherein,,
the wear-resistant roller 67 and the roller 69 are both rotatably arranged in a notch formed in the side wall of the movable block 61 through a shaft body, a guide groove (not shown in the figure) matched with the wear-resistant roller 67 is vertically formed in the side wall of the shell 1, the movable block 61 can not rotate due to stable linear up-down movement through the cooperation of the wear-resistant roller 67 and the guide groove, meanwhile, the wear-resistant roller 67 rotates when the movable block 61 moves, and the wear-resistant roller 67 can be made of a wear-resistant rubber material, for example, but is not limited to the wear-resistant rubber material;
the connection part of the wear-resistant roller 67 and the roller body 69 is provided with a one-way bearing 66 for limiting the rotation of the wear-resistant roller 67 towards one direction, by the arrangement, when the movable block 61 moves downwards, the wear-resistant roller 67 rotates relative to the shaft body, the wear-resistant roller 67 and the shell 1 are in rolling contact, when the movable block 61 moves upwards, the wear-resistant roller 67 does not rotate relative to the shaft body, and the wear-resistant roller 67 and the shell 1 are in sliding contact;
the gear with teeth lack 68 is arranged on one side of the wear-resistant roller 67, the gear with teeth lack 68 rotates along with the wear-resistant roller 67, a driven gear meshed with the gear with teeth lack 68 is coaxially arranged on one side of the roller 69, a pull rope 611 is wound on the outer wall of the roller 69, one end of the pull rope 611 penetrates through the movable block 61 and is connected with the outer end of the top of the filter screen member 64, and guide wheels 610 for guiding the pull rope 611 are arranged on the side walls of the movable block 61 and the support frame 65; the movable block 61 moves downwards, the wear-resistant roller 67 rotates under the action of friction force, the driven gear is driven by the tooth-missing gear 68 to enable the roller 69 to wind the pull rope 611, the pull rope 611 pulls the filter screen member 64 to turn over and open, when the toothless section on the tooth-missing gear 68 corresponds to the driven gear, the filter screen member 64 turns over and resets to close the notch, the movable block 61 moves upwards subsequently, the wear-resistant roller 67 is limited by the one-way bearing 66 and cannot rotate, meanwhile, the filter screen member 64 is in a state of closing the notch, and impurities in materials are filtered when the movable block 61 moves upwards; when the bottom of the movable block 61 is attached to the bottom of the inner cavity of the shell 1, the filter screen member 64 is in a state of closing the notch, and meanwhile, the tooth segment on the tooth-missing gear 68 just corresponds to the driven gear, so that the driven gear is continuously driven by the subsequent tooth-missing gear 68 when the movable block 61 is downward.
Referring to fig. 3-4, the self-cleaning assembly 7 of the present embodiment preferably includes a first seal cylinder 71, a first piston group 72, a second seal cylinder 73, a second piston group 74, a scraper 75, a first spring 76, a gas buffer portion, and a trigger portion; it should be noted that, the first piston group 72 and the second piston group 74 belong to the prior art, for example, include a piston and a piston rod connected with the piston, and the vertical section of the piston rod is in a T shape or a column shape; wherein,,
the first sealing cylinder 71 is arranged on the shell 1, one end of the first piston group 72 is positioned in the first sealing cylinder 71 and is connected with the inner wall of the first sealing cylinder 71 through an elastic piece, the other end of the first piston group 72 stretches into the shell 1 and is used for being in contact with the support frame 65, air is filled in the first sealing cylinder 71 at a position above the first piston group 72, the movable block 61 moves upwards to drive the support frame 65, the support frame 65 pushes the first piston group 72 to move upwards to squeeze the air in the first sealing cylinder 71 out of the first sealing cylinder 71, and when the support frame 65 is separated from the first piston group 72, the first piston group 72 resets under the action of the elastic piece, so that the squeezed air returns to the first sealing cylinder 71 again;
an extending hollow part 101 is integrally arranged on the side wall of the shell 1 above the feeding hole 2; the liquid level of the material entering the shell 1 is lower than the bottom surface of the extending hollow part 101;
a collecting box 102 is detachably inserted at the bottom of the extending hollow part 101, and the top of the collecting box 102 is hollow and is used for collecting impurities; the second sealing cylinder 73 is inserted into the outer wall of the extending hollow part 101, one end of the second piston group 74 is positioned in the second sealing cylinder 73 and connected with the inner wall of the second sealing cylinder 73 through the first spring 76, the other end of the second piston group extends into the shell 1, the scraper 75 is movably sleeved at the other end of the second piston group 74 and positioned at the outer side of the first piston group 72 and used for contacting with the inner end of the top of the filter screen member 64, and the scraper 75 is connected with the second piston group 74 through an elastic member; by this arrangement, the scraper 75 is elastically contacted with the filter screen member 64, so that the scraper 75 is prevented from wearing out and generating a gap between the filter screen member 64 after long-term use, and a certain distance is reserved for compensating the upward movement of the movable block 61.
The first sealing cylinder 71 is communicated with the second sealing cylinder 73 through a gas buffer part, and the gas buffer part is used for temporarily storing the gas input by the first sealing cylinder 71 when the filtering spoiler assembly 6 does not reach a preset position; the trigger part is arranged in the shell 1 and is used for driving the gas in the gas buffer part to enter the second sealing cylinder 73 when the filtering and turbulence assembly 6 is upwards to a preset position, so that the second piston group 74 drives the scraping plate 75 to move into the extending hollow part 101. When the supporting frame 65 contacts the first piston group 72 upwards, the filter screen member 64 and the scraper 75 are not contacted, so that the first piston group 72 presses air in the first sealing cylinder 71 into the gas buffering part, and when the filter screen member 64 contacts the scraper 75, the gas in the gas buffering part enters the second sealing cylinder 73 again to drive the second piston group 74 to drive the scraper 75 to move, and impurities intercepted by the filter screen member 64 are scraped out into the collecting box 102; when the bottom of the scraper 75 contacts with the filter element 64, the upper surface of the movable block 61 is above the bottom inner wall of the extending hollow portion 101 or is flush with the bottom inner wall of the extending hollow portion 101, so that the impurities scraped by the scraper 75 enter the extending hollow portion 101 and then enter the collecting box 102.
As a preferred embodiment, the gas buffer portion of the present embodiment includes a third sealing cylinder 77, a sealing plate 78 movably disposed at one end of the third sealing cylinder 77 and connected to an inner wall of one side of the third sealing cylinder 77 through an elastic member, and a locking member for restricting movement of the second piston group 74, the sealing plate 78 is adapted to an inner cavity of the third sealing cylinder 77, the outer wall of the third sealing cylinder 77 and a position located at an inner side of the sealing plate 78 is respectively communicated with the first sealing cylinder 71 and the second sealing cylinder 73 through an air inlet pipe and a communication air pipe 79, an electromagnetic valve is disposed in the air inlet pipe, and the locking member is controlled by a trigger portion. When the electromagnetic valve is in an initial opening state and air in the first sealing cylinder 71 is pressed out, the air cannot drive the second piston group 74 to move under the influence of the locking piece, then the air pressure drives the sealing plate 78 to move along the third sealing cylinder 77 for temporary storage, and after the locking piece is controlled to be unlocked by the subsequent triggering part, the sealing plate 78 resets under the action of the elastic piece to drive the air in the third sealing cylinder 77 to enter the second sealing cylinder 73 through the communication air pipe 79 to drive the second piston group 74 to move.
It should be noted that, in the present application, the outer walls of the first sealing cylinder 71, the second sealing cylinder 73 and the third sealing cylinder 77 are all provided with air holes, so as to ensure the air pressure balance in the cylinder, and are specifically located at the bottom of the first sealing cylinder 71, the second sealing cylinder 73 and the outer end of the third sealing cylinder 77.
Preferably, the triggering part of the present embodiment includes a swing arm 710, a movable lever 711, a second spring 712, an arc-shaped protrusion 713, a limit stop 714, and a detection sensor 715; wherein,,
the swing arm 710 is rotatably arranged in the shell 1 through a rotating shaft at the center, one end of the swing arm 710 is movably connected with the movable rod 711, the other end of the swing arm 710 is positioned on a path of upward movement of the first piston group 72, the first piston group 72 is driven to move upward through the support frame 65, and when the first piston group 72 moves upward, the swing arm 710 is pushed to turn around the rotating shaft, so that the swing arm 710 drives the movable rod 711 to move;
the movable rod 711 is movably arranged on the inner wall of the top of the extension hollow part 101, and the second spring 712 is connected with the movable rod 711 and the inner wall of the extension hollow part 101 and is used for driving the movable rod 711 to reset;
the arc-shaped convex part 713 is arranged at the bottom of the movable rod 711 and is used for driving the locking piece, the detection sensor 715 is arranged on the extending hollow part 101 through a bracket and is used for contacting with an elastic convex block on the movable rod 711 when the swing arm 710 drives the movable rod 711 to move towards the axis of the shell 1, for example, the detection sensor 715 can be a pressure sensor, the model of which can be selected according to actual conditions and is not described in detail herein;
the locking piece comprises a limit stop 714, one end of the limit stop 714 is abutted against the bottom of the arc-shaped convex part 713, the other end of the limit stop penetrates through the top of the second sealing cylinder 73 and extends to the inner cavity of the second sealing cylinder 73 to be attached to one side of the second piston group 74, and the limit stop 714 is connected with the second sealing cylinder 73 through an elastic piece; the movable rod 711 moves to enable the arc-shaped convex part 713 and the limit stop 714 to be staggered, so that the limit stop 714 moves upwards under the action of the elastic piece and does not block the second piston group 74, and then gas enters the second sealing cylinder 73 to press the second piston group 74 to move along the second sealing cylinder 73;
when the elastic bump contacts with the detecting sensor 715, the limit stop 714 is staggered with the arc-shaped convex part 713, and the filter screen member 64 is attached to the scraper 75; the control module is also included, the detection sensor 715 receives the pressure signal of the elastic lug and transmits the pressure signal to the control module, and the control module controls the electromagnetic valve to work; when the limit stop 714 is not blocking the second piston set 74, the detection sensor 715 makes the control module control the electromagnetic valve to be closed, so that the gas in the third sealing cylinder 77 cannot flow back into the first sealing cylinder 71 through the communication gas pipe.
As a preferred embodiment, the driving assembly of the present embodiment includes a rotating device 4 and a screw 5, the rotating device 4 is disposed on the housing 1 through a bracket, the rotating device 4 is, for example, a servo motor and a speed reducer, one end of the screw 5 is connected with an output end of the rotating device 4, the other end of the screw 5 penetrates through a top axis of the housing 1 and is rotatably connected with an inner wall of a bottom of the housing 1, and the movable block 61 is threadably sleeved on an outer wall of the screw 5 through a threaded sleeve 63. The screw 5 is driven by the rotating device 4 to drive the threaded sleeve 63, so that the threaded sleeve 63 drives the movable block 61 to move along the axis of the screw 5, and meanwhile, the movable block 61 cannot be driven to rotate by the screw 5 under the action of the wear-resistant idler wheels 67 and the guide grooves.
As a preferred embodiment, the bottom of the casing 1 of the present embodiment is provided with a reversing control button 8 for controlling the rotating device 4 to drive the filtering spoiler assembly 6 to move upwards through a bracket, the bottom of the casing 1 is inserted with a pressing rod 9 corresponding to the reversing control button 8, one end of the pressing rod 9 away from the reversing control button 8 extends into the casing 1, an elastic piece is arranged between the pressing rod 9 and the casing 1, and the outer end of the inner wall of one group of sealing cylinders two 73 is provided with a forward rotation control button 10 pressed by a piston group two 74 for controlling the rotating device 4 to drive the filtering spoiler assembly 6 to move downwards. When the movable block 61 is about to contact with the bottom of the inner cavity of the shell 1 downwards, the pressing rod 9 is pressed downwards, when the movable block 61 contacts with the bottom of the inner cavity of the shell 1, the pressing rod 9 presses the reversing control button 8, so that the rotating device 4 drives the screw 5 to drive the movable block 61 to move upwards, when the movable block 61 moves upwards to unlock the locking piece, the filter screen piece 64 contacts with the scraping plate 75 at the moment, and when the gas drives the piston group II 74 to contact with the forward rotation control button 10, the rotating device 4 still drives the screw 5 to drive the movable block 61 upwards, and distance compensation is carried out on the distance compensation through elastic contact between the arranged scraping plate 75 and the filter screen piece 64.
The method for treating the vacuum residuum of the waste lubricating oil by using the treating device specifically comprises the following steps:
s1: vacuum residuum and kerosene are added into the shell 1 from the feed inlet 2, and the volume ratio of the vacuum residuum to the kerosene is as follows: 1-3:1, obtaining a residual oil kerosene mixture, and then adding a demetallizing agent into the residual oil kerosene mixture from a feed inlet 2; demetallizing agents include water, diammonium phosphate and monoammonium phosphate; the mass ratio of the diammonium phosphate to the monoammonium phosphate is 8:2, adding water to prepare a demetallizing agent with the concentration of 25-35%;
s2: the driving assembly drives the filtering and turbulence assembly 6 to move up and down, when the filtering and turbulence assembly 6 moves downwards, liquid in the shell 1 upwards passes through the filtering and turbulence assembly 6, when the filtering and turbulence assembly 6 moves upwards, the liquid in the shell 1 downwards passes through the filtering and turbulence assembly 6, and at the moment, the filtering and turbulence assembly 6 intercepts impurities in the liquid, wherein the impurities are semisolid impurities generated during reaction;
s3: after the filtering and turbulence assembly 6 is upwards arranged at a preset position, the self-cleaning assembly 7 removes impurities intercepted by the filtering and turbulence assembly 6, and the impurities are treated as hazardous waste in the later period;
s4: and discharging the treated liquid through a discharge port 3 to obtain liquid I, treating the liquid I through a decompression flash evaporation device to obtain kerosene and bottom oil, wherein the kerosene can be recycled, and the bottom oil can be prepared into products for use, such as a high-speed asphalt ductility modifier.
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 (10)
1. The utility model provides a useless lubricating oil vacuum residuum processing apparatus, includes casing (1), the lateral wall and the bottom of casing (1) are equipped with feed inlet (2) and discharge gate (3) that are used for getting into kerosene, vacuum residuum and demetallization agent respectively, its characterized in that: the self-cleaning device also comprises a filtering turbulence component (6) arranged at the bottom of the inner cavity of the shell (1), a self-cleaning component (7) arranged in the inner cavity of the shell (1) and positioned above the feed inlet (2), and a driving component arranged on the shell (1) and used for driving the filtering turbulence component (6) to move up and down;
the utility model discloses a filter vortex subassembly (6), including casing (1), filter vortex subassembly (6), self-cleaning subassembly (7), filter vortex subassembly (6) are used for filtering vortex subassembly (6) when drive assembly drives down, and filter vortex subassembly (6) are passed to material in casing (1) and filter vortex subassembly (6) interception impurity in the material when drive assembly drives down, and material in casing (1) passes filter vortex subassembly (6) and upwards flow through filtration vortex subassembly (6), self-cleaning subassembly (7) are used for when drive assembly drives filtration vortex subassembly (6) upwards to preset position.
2. The processing apparatus according to claim 1, wherein: the filtering turbulence assembly (6) comprises a movable block (61), a circulation hole (62), a filter screen member (64), a supporting frame (65) and a filter screen member driving part; wherein,,
the movable block (61) is connected with the driving assembly and is located at the bottom of an inner cavity of the shell (1), the two sides of the top surface of the movable block (61) are all vertically penetrated and provided with a flow hole (62), the inner wall of the flow hole (62) is provided with a spiral groove (612), two sides of the top surface of the movable block (61) are all provided with notches communicated with the flow hole (62), one end of the filter screen piece (64) is connected with the inner ends of the notches through a rotating shaft and a torsion spring and is used for sealing the notches, the supporting frame (65) is arranged on the upper surface of the movable block (61) and is coaxial with the movable block (61) and is used for driving the self-cleaning assembly (7) to work, and the filter screen piece driving part is arranged in the movable block (61) and is used for driving the filter screen piece (64) to turn over when the filtering turbulent flow assembly (6) moves downwards.
3. The processing apparatus according to claim 2, wherein: the two groups of filter screen piece driving parts are symmetrically arranged at two sides in the movable block (61) and are respectively connected with the two groups of filter screen pieces (64);
the filter screen driving part comprises a wear-resistant roller (67), a tooth-missing gear (68), a roller body (69), a guide wheel (610) and a pull rope (611); wherein,,
the anti-wear roller (67) and the roller body (69) are both arranged in a notch formed in the side wall of the movable block (61) through the rotation of the shaft body, a guide groove matched with the anti-wear roller (67) is vertically formed in the side wall of the shell (1), a one-way bearing (66) is arranged at the joint of the anti-wear roller (67) and the roller body (69) and used for limiting the anti-wear roller (67) to rotate towards one direction, a tooth-missing gear (68) is arranged on one side of the anti-wear roller (67), a driven gear meshed with the tooth-missing gear (68) is coaxially arranged on one side of the roller body (69), a pull rope (611) is wound on the outer wall of the roller body (69), one end of the pull rope (611) penetrates through the movable block (61) and is connected with the outer end of the top of the filter screen piece (64), and guide wheels (610) for guiding the pull rope (611) are arranged on the side walls of the movable block (61) and the support frame (65);
when the bottom of the movable block (61) is attached to the bottom of the inner cavity of the shell (1), the filter screen piece (64) is in a state of closing the notch.
4. A processing apparatus according to claim 3, wherein: the self-cleaning assembly (7) comprises a first sealing cylinder (71), a first piston group (72), a second sealing cylinder (73), a second piston group (74), a scraper (75), a first spring (76), a gas buffer part and a trigger part; wherein,,
the first sealing cylinder (71) is arranged on the shell (1), one end of the first sealing cylinder (72) is positioned in the first sealing cylinder (71) and connected with the inner wall of the first sealing cylinder (71) through an elastic piece, the other end of the first sealing cylinder is extended into the shell (1) and is used for being in contact with the supporting frame (65), the position, above the first sealing cylinder (71), of the first sealing cylinder is filled with air, the position, above the first sealing cylinder (72), of the side wall of the shell (1) is positioned above the feeding hole (2) is integrally provided with an extending hollow part (101), a collecting box (102) is detachably inserted at the bottom of the extending hollow part (101), the second sealing cylinder (73) is inserted on the outer wall of the extending hollow part (101), one end of the second sealing cylinder (74) is positioned in the second sealing cylinder (73) and connected with the inner wall of the second sealing cylinder (73) through a spring (76), the other end of the second sealing cylinder (75) is extended into the shell (1), the other end of the second sealing cylinder (75) is movably sleeved on the other end of the second sealing cylinder (74) and positioned on the outer side of the first sealing cylinder (72) and is used for being in contact with the top part (64), when the second sealing cylinder (75) is connected with the first sealing cylinder (71) through the sealing cylinder (6) through the sealing cylinder (71), the triggering part is arranged in the shell (1) and is used for driving the gas in the gas buffer part to enter the sealing cylinder II (73) when the filtering turbulent flow assembly (6) is upwards to a preset position.
5. The processing apparatus according to claim 4, wherein: the gas cache part comprises a sealing cylinder III (77), a sealing plate (78) movably arranged at one end in the sealing cylinder III (77) and connected with one side inner wall of the sealing cylinder III (77) through an elastic piece, and a locking piece for limiting movement of a piston group II (74), wherein the sealing plate (78) is matched with the inner cavity of the sealing cylinder III (77), the outer wall of the sealing cylinder III (77) is positioned at the inner side of the sealing plate (78) and is communicated with the sealing cylinder I (71) and the sealing cylinder II (73) through an air inlet pipe and a communication air pipe (79) respectively, an electromagnetic valve is arranged in the air inlet pipe, and the locking piece is controlled by a triggering part.
6. The processing apparatus according to claim 5, wherein: the trigger part comprises a swing arm (710), a movable rod (711), a second spring (712), an arc-shaped convex part (713), a limit stop (714) and a detection sensor (715); wherein,,
the swing arm (710) is rotatably arranged in the shell (1) through a rotating shaft at the center, one end of the swing arm (710) is movably connected with the movable rod (711), the other end of the swing arm is positioned on a path of upward movement of the first piston group (72), the movable rod (711) is movably arranged on the inner wall of the top of the extending hollow part (101), the second spring (712) is connected with the movable rod (711) and the inner wall of the extending hollow part (101) and is used for driving the movable rod (711) to reset, the arc-shaped convex part (713) is arranged at the bottom of the movable rod (711) and is used for driving the locking piece, and the detection sensor (715) is arranged on the extending hollow part (101) through a bracket and is used for contacting with an elastic lug on the movable rod (711) when the swing arm (710) drives the movable rod (711) to move towards the axis of the shell (1);
the locking piece comprises a limit stop (714), one end of the limit stop (714) is abutted against the bottom of the arc-shaped convex part (713), the other end of the limit stop penetrates through the top of the second sealing cylinder (73) and extends to the inner cavity of the second sealing cylinder (73) to be attached to one side of the second piston group (74), and the limit stop (714) is connected with the second sealing cylinder (73) through an elastic piece;
when the elastic lug is in contact with the detection sensor (715), the limit stop (714) is staggered with the arc-shaped convex part (713), and the filter screen piece (64) is attached to the scraper (75);
the electromagnetic valve also comprises a control module, wherein the detection sensor (715) receives a pressure signal of the elastic lug and transmits the pressure signal to the control module, and the control module controls the electromagnetic valve to work.
7. The processing apparatus according to claim 1, wherein: the driving assembly comprises a rotating device (4) and a screw rod (5), the rotating device (4) is arranged on the shell (1) through a support, one end of the screw rod (5) is connected with the output end of the rotating device (4), the other end of the screw rod penetrates through the axis of the top of the shell (1) and is rotationally connected with the inner wall of the bottom of the shell (1), and the movable block (61) is sleeved on the outer wall of the screw rod (5) through a threaded sleeve (63).
8. The processing apparatus according to claim 7, wherein: the utility model discloses a filtration vortex subassembly, including casing (1), sealing cylinder two (73), casing (1) bottom is equipped with reverse control button (8) that control rotation equipment (4) driven filtration vortex subassembly (6) upwards to move through the support, casing (1) bottom is inserted and is equipped with push down pole (9) that correspond with reverse control button (8), in push down the one end of pole (9) and stretch into casing (1), be equipped with the elastic component between push down pole (9) and casing (1), a set of wherein be equipped with on sealing cylinder two (73) the inner wall outer end by piston group two (74) positive rotation control button (10) for control rotation equipment (4) drive filtration vortex subassembly (6) downwardly move.
9. A method for treating vacuum residuum of used lubricating oil, which uses the treating apparatus according to claim 1, characterized in that: the method specifically comprises the following steps:
s1: vacuum residuum and kerosene are added into a shell (1) from a feed inlet (2) to obtain a residuum kerosene mixture, and then a demetallizing agent is added into the residuum kerosene mixture from the feed inlet (2);
s2: the driving assembly drives the filtering and turbulence assembly (6) to move up and down, when the filtering and turbulence assembly (6) moves downwards, liquid in the shell (1) upwards passes through the filtering and turbulence assembly (6), when the filtering and turbulence assembly (6) moves upwards, the liquid in the shell (1) downwards passes through the filtering and turbulence assembly (6), and at the moment, the filtering and turbulence assembly (6) intercepts impurities in the liquid;
s3: after the filtering turbulent flow assembly (6) is upwards arranged to a preset position, the self-cleaning assembly (7) removes impurities intercepted by the filtering turbulent flow assembly (6);
s4: discharging the treated liquid through a discharge port (3) to obtain liquid to be treated, and treating the liquid to be treated through a decompression flash evaporation device to obtain kerosene and bottom oil.
10. A processing method according to claim 9, characterized in that: the demetallizing agent comprises water, diammonium phosphate and monoammonium phosphate.
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Address after: 246003 Xizhuang formation, nongzhuang village, Yangqiao Town, Yixiu District, Anqing City, Anhui Province Applicant after: Anhui Guofu Environmental Technology Co.,Ltd. Address before: 246003 Xizhuang formation, nongzhuang village, Yangqiao Town, Yixiu District, Anqing City, Anhui Province Applicant before: ANHUI GUOFU LUBRICANT INDUSTRY Co.,Ltd. |
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Denomination of invention: A waste lubricating oil vacuum residue treatment device and treatment method Granted publication date: 20231024 Pledgee: Anqing Xinqiao financing Company Limited by Guarantee Pledgor: Anhui Guofu Environmental Technology Co.,Ltd. Registration number: Y2024980021164 |