CN109114917B - Petroleum coke drying and iron removing integrated device - Google Patents
Petroleum coke drying and iron removing integrated device Download PDFInfo
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- CN109114917B CN109114917B CN201811028451.0A CN201811028451A CN109114917B CN 109114917 B CN109114917 B CN 109114917B CN 201811028451 A CN201811028451 A CN 201811028451A CN 109114917 B CN109114917 B CN 109114917B
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- petroleum coke
- iron
- drying
- drum
- pipe
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 226
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 113
- 239000002006 petroleum coke Substances 0.000 title claims abstract description 96
- 238000001035 drying Methods 0.000 title claims abstract description 76
- 238000007599 discharging Methods 0.000 claims abstract description 41
- 239000012535 impurity Substances 0.000 claims abstract description 17
- 239000002245 particle Substances 0.000 claims abstract description 12
- 239000000843 powder Substances 0.000 claims abstract description 9
- 239000000428 dust Substances 0.000 claims description 36
- 238000003860 storage Methods 0.000 claims description 25
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 21
- 239000003345 natural gas Substances 0.000 claims description 11
- 239000000110 cooling liquid Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 5
- 239000011593 sulfur Substances 0.000 description 5
- 229910052717 sulfur Inorganic materials 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 239000000571 coke Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000270295 Serpentes Species 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
- F26B11/0463—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall
- F26B11/0468—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall for disintegrating, crushing, or for being mixed with the materials to be dried
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/10—Magnetic separation acting directly on the substance being separated with cylindrical material carriers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/02—Heating arrangements using combustion heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Coke Industry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention provides a petroleum coke drying and iron removing integrated device, relates to the field of mechanical equipment, and solves the technical problem that petroleum coke contains impurity iron in the prior art. The integrated device comprises a feeding device, a drying device and a discharging device, wherein the feeding device is provided with first iron removing equipment (14) for removing iron impurity powder and/or particles contained in petroleum coke; one end of the drying device is communicated with the feeding device and is used for drying and treating the petroleum coke which is supplied by the feeding device and is subjected to iron removal, and one end of the drying device, which is far away from the feeding device, is communicated with the discharging device; and petroleum coke supplied by the feeding device is subjected to iron removal treatment by the first iron removal equipment (14), is treated by the drying device, and is conveyed to the discharging device, and the petroleum coke is conveyed out by the discharging device. The invention perfects the functions of iron removal and drying facilities of petroleum coke and meets the requirements of people on high efficiency and multifunction of the petroleum coke device.
Description
Technical Field
The invention relates to the field of mechanical equipment, in particular to a petroleum coke drying and iron removing integrated device
Background
Petroleum coke is a product obtained by separating light and heavy oil from crude oil through distillation and then performing thermal cracking on the heavy oil, wherein the coke is black blocks (or particles) with irregular shapes and different sizes and has metallic luster, the particles of the coke have a porous structure, and the main element composition is carbon. The petroleum coke produced in China belongs to low sulfur coke in most parts, and is mainly used for aluminum smelting and graphite manufacturing. The water in the petroleum coke is treated by the prior art usually in an open air drying mode or by heating and drying by an electric heating wire.
The present inventors have found that the prior art has at least the following technical problems:
1. the outdoor airing mode is greatly influenced by weather, the airing efficiency and the airing degree are low, only the moisture on the surface of petroleum coke can be removed, the moisture in the coke block cannot be removed, and the moisture can cause production fluctuation of subsequent procedures; sulfur is contained in the petroleum coke, and if the moisture of the petroleum coke is not completely removed, the sulfur reacts with water to generate acid which can corrode post-process production equipment; the outdoor airing mode cannot avoid dust emission, which is unfavorable for environmental control.
2. The heating wire heating and drying mode has high energy consumption and is not easy to save energy; the heating wire heating and drying mode is used for drying by taking a box and a furnace as units, and the material bottom layer and the position of the heating wire are not in direct contact, so that the material drying effect is poor.
3. The petroleum coke contains impurity iron, which affects the subsequent drying and use efficiency of the petroleum coke.
In view of this, the present invention has been made.
Disclosure of Invention
The invention aims to provide a petroleum coke drying and iron removing integrated device, which solves the technical problems that a drying device for petroleum coke in the prior art is low in drying efficiency and cannot remove impurity iron contained in the petroleum coke. The technical effects that can be produced by the preferred technical scheme of the present invention are described in detail below.
In order to achieve the above purpose, the present invention provides the following technical solutions: the petroleum coke drying and iron removing integrated device is characterized in that a feeding device is provided with first iron removing equipment for removing iron impurity powder and/or particles contained in petroleum coke; one end of the drying device is communicated with the feeding device and is used for drying and treating the petroleum coke which is supplied by the feeding device and is subjected to iron removal, and one end of the drying device, which is far away from the feeding device, is communicated with the discharging device; and the petroleum coke supplied by the feeding device is treated by iron removal through the first iron removal device, then is conveyed to the discharging device, and is conveyed out by the discharging device.
In a preferred or alternative embodiment, a second iron removal device and a third iron removal device are provided at the position where the drying device is in communication with the discharge device and at the discharge position of the discharge device, respectively.
In a preferred or alternative embodiment, the first iron removing device, the second iron removing device and the third iron removing device are all strong magnetic rods, the arrangement of the strong magnetic rods is perpendicular to the flowing direction of the petroleum coke, and the first iron removing device, the second iron removing device and the third iron removing device are respectively fixed on a discharging pipe of the feeding device, a position where the drying device is communicated with the discharging device and the discharging pipe of the discharging device. In a preferred or alternative embodiment, the feeding device comprises a crusher, a first silo and a first conveying auger; the crusher conveys crushed petroleum coke to a feed inlet of the first bin; and a first iron removing device is fixed on the discharge pipe of the first storage bin, petroleum coke subjected to iron removal by the first iron removing device is conveyed to a first conveying auger, and the first conveying auger is communicated with the drying device.
In a preferred or alternative embodiment, the drying device comprises a drum, a drum frame, a drum heating device and a driving motor, the drum being a drum provided with a spiral guiding plate inside, the drum comprising a drum body and a side wall, the drum body being rotatable around two of the side walls, wherein: the driving motor drives the rotary drum to rotate, and the rotary drum is rotationally connected with the rotary drum frame; the rotary drum heating device is fixed at the lower end of the rotary drum frame and used for heating the bottom end of the rotary drum body.
In a preferred or alternative embodiment, the drum heating device comprises natural gas lines and burners which are uniformly distributed and fixed outside the bottom end of the drum body by the natural gas lines.
In a preferred or alternative embodiment, a first dust removing pipe which is horizontally arranged is arranged in the rotary drum, and dust removing holes are uniformly formed in the first dust removing pipe; the dust removing pipe is fixed at the upper end of the side wall of the rotary drum far away from the feeding device, one end of the dust removing hole extends out of the side wall for fixing the dust removing hole, and the other end extends into the rotary drum and approaches the other side wall of the rotary drum; an emptying port is formed in the top end of the rotary drum frame.
In a preferred or alternative embodiment, the outfeed device comprises a second silo and a second conveying auger; the position of the feed inlet of the second storage bin is communicated with the rotary drum through a discharge pipe; the discharge pipe is a 90-degree bent pipe, and a strong magnetic rod which is horizontally arranged is fixed on the pipe end of the discharge pipe in the vertical direction;
petroleum coke enters a second conveying auger connected with the second storage bin through a feeding hole of the second storage bin, and the second conveying auger conveys the petroleum coke to a discharging pipe of the second storage bin.
In a preferred or alternative embodiment, a third iron removing device is fixed at the orifice of the discharging pipe of the second storage bin, and the third iron removing device is perpendicular to the petroleum coke flowing direction.
In a preferred or alternative embodiment, a pipeline through which the cooling liquid passes is fixed in the second bin, and the pipeline is coiled in the second bin; the second bin is provided with a second dust removal pipe in the vertical direction, and the second dust removal pipe is communicated with the first dust removal pipe.
Based on the above technical scheme, the embodiment of the invention can at least produce the following technical effects:
the petroleum coke drying and iron removing integrated device is provided with the first iron removing equipment in the feeding device, iron impurity powder and/or particles contained in the petroleum coke are removed, and then the petroleum coke is conveyed into the drying device. Avoiding that petroleum coke containing iron impurities enters the drying device and seriously affecting the use efficiency of the petroleum coke in industry or life. The moisture, sulfur, nitrogen and other chemical substances in the petroleum coke are removed by the drying device, so that dust emission is avoided, environmental pollution is reduced, and other foreign matters are ensured not to be mixed into the petroleum coke.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a petroleum coke drying and iron removal integrated device;
FIG. 2 is a schematic structural view of a drum of the integrated petroleum coke drying and iron removal device of the invention;
FIG. 3 is a schematic structural view of the dust removal pipe arrangement of the integrated petroleum coke drying and iron removal device of the invention;
fig. 4 is a schematic structural view of the integrated petroleum coke drying and iron removing device provided with the waste gas purifying equipment.
In the figure:
1. a crusher; 2. a first conveying auger; 3. a natural gas pipeline; 4. a burner; 5. a rotating drum; 6. a first dust removal pipe; 7. a driving motor; 8. an evacuation port; 9. a drum frame; 10 a second bin; 11 water inlets; 12. a water outlet; 13 a second dust removal pipe; 14. a first iron removal device; 15. a discharge tube; 16. a second iron removal device; 17. a cartridge body; 18. a cartridge sidewall; 19 a first silo; 20. a second conveying auger; 21. dust removal holes; 22. a third iron removal device; 23. a discharge pipe; 24. an exhaust gas purifying apparatus.
Detailed Description
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
The petroleum coke drying and iron removing integrated device shown in fig. 1 comprises a feeding device, a drying device and a discharging device, wherein: the feeding device is provided with a first iron removal device 14 for removing iron impurity powder and/or particles contained in the petroleum coke; one end of the drying device is communicated with the feeding device and is used for drying petroleum coke fed by the feeding device after iron removal, and one end of the drying device, which is far away from the feeding device, is communicated with the discharging device; and (3) under the action of the drying device, the raw materials supplied by the feeding device are conveyed to the discharging device after being dried by the drying device, and the petroleum coke is conveyed out by the discharging device. The first iron removing device is arranged on the feeding device, iron impurity powder and/or particles contained in petroleum coke are removed, and then the petroleum coke is conveyed to the drying device. Avoiding that petroleum coke containing iron impurities enters the drying device and seriously affecting the use efficiency of the petroleum coke in industry or life. The moisture, sulfur, nitrogen and other chemical substances in the petroleum coke are removed by the drying device, so that dust emission is avoided, environmental pollution is reduced, and other foreign matters are ensured not to be mixed into the petroleum coke.
As an alternative embodiment, the second iron removing device 16 and the third iron removing device 22 are respectively arranged at the position where the drying device is communicated with the discharging device and the discharging position of the discharging device. Iron removing equipment is arranged at a plurality of places in the device, and the iron removing efficiency is high. And the heat energy of the drying device is fully utilized in the equipment, the second iron removing equipment 16 is arranged at the position where the drying device is communicated with the discharging device, the iron removing environment of the second iron removing equipment 16 belongs to high-temperature iron removing, and water in petroleum coke can be evaporated at high temperature. The water has adhesive force, iron impurities stuck on the surface of the water-containing petroleum coke are separated by external force when the iron is removed at normal temperature, and the petroleum coke at high temperature has little water, small adhesive force between the iron impurities and the petroleum coke and high iron removing efficiency through iron removing equipment. Generally, petroleum coke iron removal equipment is high in price, and the cost for fixing is naturally increased. The second iron removing device of the device is arranged at the position where the drying device is communicated with the discharging device, the second iron removing device 16 uses a strong magnetic rod to remove iron, the iron removing efficiency is high, and the economic cost is low; and secondly, the petroleum coke and the iron impurities at high temperature have small molecular acting force and are easy to separate.
As an alternative embodiment, the first iron removing device 14, the second iron removing device 16 and the third iron removing device 22 are all strong magnetic rods, the arrangement of the strong magnetic rods is perpendicular to the flowing direction of the petroleum coke, and the first iron removing device 14, the second iron removing device 16 and the third iron removing device 22 are respectively fixed on a discharging pipe of the feeding device, a position where the drying device is communicated with the discharging device and a discharging pipe of the discharging device. The strong magnetic rod economic cost is low, and the device is equipped with strong magnetic rod in three positions, improves deironing efficiency, effectively reduces the iron impurity in the petroleum coke, and strong magnetic rod sets up in the position department mutually perpendicular with petroleum coke flow direction moreover, does benefit to the change or the clearance of equipment. It should be noted that a plurality of strong magnetic bars can be arranged, preferably 3*3 matrix arrangement is adopted, so that the contact area of petroleum coke and the strong magnetic bars is increased, and the iron removal efficiency is improved.
As an alternative embodiment, the feeding device comprises a crusher 1, a first silo 19 and a first conveying auger 2. The crusher 1 conveys crushed petroleum coke to a feed inlet of a first storage bin 19 through a pipeline, first iron removing equipment 14 is fixed on a discharge pipe of the first storage bin 19, and the first iron removing equipment 14 is a strong magnetic rod. The crushed and deironing petroleum coke is conveyed to the drying equipment through the first conveying auger 2. The first conveying auger 2 is communicated with the drying device, and the first conveying auger 2 is connected with a driving motor. In order to further improve the iron removal and water evaporation efficiency of the petroleum coke, firstly, crushing the petroleum coke into particles or powder with the particle size of 2-9mm by a crusher 1, conveying the particles or powder to a drying device, and reducing iron impurities in the petroleum coke after crushing and iron removal treatment; and secondly, the loss of iron impurities to the drying device is reduced.
As an alternative embodiment, the drying means comprises a drum 5, a drum frame 9, drum heating means and a drive motor 7. The drum 5 is a drum provided with a spiral guide plate inside, as shown in fig. 1 and 2, in particular: the rotary drum is provided with continuous, by the helicla flute that the helical guide board formed, along with the rotation of rotary drum, the petroleum coke can follow the one end of rotary drum and remove to the other end along the helicla flute, has increased inside petroleum coke's heating area and heating time, has improved petroleum coke's drying efficiency. The driving motor 7 is externally connected with a power supply and drives the rotary drum 5 to rotate, and the rotary drum 5 is rotationally connected with the rotary drum frame 9. As shown in fig. 1, the drum 5 is transversely placed in the drum frame 9, the transverse length of the drum 5 is longer than the length of the drum frame 9, the drum frame 9 is vertically spaced from the drum 5, and a heating device is installed at the bottom end of the drum frame 9 to heat the bottom end of the drum frame 5, thereby evaporating water in the particles and/or powder.
Further, the drum 5 includes a drum body 17 and drum side walls 18, and the drum body 17 is rotatable about the two side walls 18. The driving motor 7 drives the drum body 17 to rotate, and the drum body 17 is rotationally connected with the drum frame 7. The heating device comprises a natural gas pipeline 3 and a burner 4, wherein the burner 4 is uniformly distributed and fixed on the outer side of the bottom end of the cylinder body 17 through the natural gas pipeline. The natural gas pipeline 3 is provided with a check valve and a valve for controlling the flow of natural gas and the overhaul of the natural gas pipeline. The rotating cylinder body 17 is heated by the burner 4 to evaporate the water contained in the petroleum coke in the rotating cylinder 5. The natural gas is combusted to provide heat for drying, so that compared with the drying by using electric energy, the energy-saving drying device saves economic cost and reduces energy consumption.
Further, a first dust removing pipe 6 which is horizontally arranged is arranged in the rotary drum 5, and dust removing holes 21 are uniformly formed in the first dust removing pipe 6. As shown in fig. 1, the first conveying auger 2 is at the left end of the drum 5 in this embodiment, and communicates with the drum 5. The first dust removal pipe 6 is fixed in the upper end of the section of thick bamboo lateral wall of rotary drum 5 right-hand member, and first dust removal pipe 6 left end extends to be close to or near or fix on the section of thick bamboo lateral wall of rotary drum 5 left end, and the right-hand member extends to rotary drum 5 right-hand member section of thick bamboo lateral wall a distance, is connected with other pipelines. The dust removing holes 21 firstly reduce the pressure of the rotary drum 5 to discharge the steam evaporated by heating; secondly, the dust in the rotary drum 5 is discharged, so that the environment is protected. The purifying and filtering device can be arranged on the pipeline, and the discharged gas can be reused or recycled.
Further, the top in the rotary drum frame 9 is provided with the emptying port 8, so that air in the rotary drum frame 9 is discharged, the pressure in the rotary drum frame 9 is reduced, dust in the rotary drum frame 9 is prevented from being covered on the burner 4, and the heating efficiency of the rotary drum 5 is reduced.
As an alternative embodiment, the discharging device comprises a second storage bin 10 and a second conveying auger 20, the position of the feeding hole of the second storage bin 10 is communicated with the bottom end position of the right barrel side wall 18 of the rotary drum 5 through a discharging pipe 15, and the discharging pipe 15 is a 90-degree bent pipe. One end of the discharge pipe 15 is communicated with a cylinder side wall 18 at the right end of the rotary cylinder 5 at the bottom end position, the empty port is opposite to the spiral groove in the rotary cylinder 5, and the other end of the discharge pipe is communicated with a feed inlet of the second storage bin 10. The discharge pipe 15 is provided with a second iron removing device 16 on a pipeline in the vertical direction, the second iron removing device 16 is a strong magnetic rod, the strong magnetic rod is detachably fixed on the pipeline in the vertical direction, and the strong magnetic rod is preferably arranged in a rectangular structure of 3*3. Petroleum coke is conveyed to a second conveying auger 20 through a feed inlet of the second storage bin 10, the petroleum coke is conveyed out through a discharge pipe 23 by the second conveying auger 20, and the discharge pipe 23 is vertically arranged. The third iron removing device 22 is detachably connected to the discharge pipe 23, the third iron removing device 22 is a strong magnetic rod, and the strong magnetic rod is perpendicular to the flowing direction of the petroleum coke and adopts a rectangular structural arrangement mode of 3*3.
Further, as shown in fig. 4, the second storage bin 10 is provided with a second dust removing pipe 13 in the vertical direction, the second dust removing pipe 13 is communicated with the first dust removing pipe 6, and an exhaust gas purifying device 24 is arranged at an air outlet, and the exhaust gas purifying device 24 can be an activated carbon purifying device or other purifying treatment devices.
Further, a pipeline through which cooling liquid passes is fixed in the second storage bin 10, and the pipeline is coiled on the inner surface of the second storage bin 10. The cooling liquid can be cooling water, as shown in fig. 1, the cooling water enters a pipeline coiled in a snake shape in the second storage bin 10 from the water inlet 11, is discharged from the water outlet 12, and the water inlet 11 and the water outlet 12 have a height difference in the vertical direction, wherein the height difference is 60-100cm. The temperature of the petroleum coke at the moment is reduced, the potential safety hazard is reduced, and the loss of the high-temperature petroleum coke to subsequent equipment is prevented.
The petroleum coke drying and iron removing integrated device provided by the invention is described in detail. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the core concepts of the invention. It should be noted that it will be apparent to those skilled in the art that several improvements and modifications can be made to the invention without departing from the inventive concept, and such improvements and modifications fall within the scope of the appended claims.
Claims (8)
1. The utility model provides a petroleum coke is dried, deironing integrated device which characterized in that, including feedway, drying device and discharging device, wherein:
the feeding device is provided with a first iron removing device (14) for removing iron impurity powder and/or particles contained in petroleum coke;
one end of the drying device is communicated with the feeding device and is used for drying and treating the petroleum coke which is supplied by the feeding device and is subjected to iron removal, and one end of the drying device, which is far away from the feeding device, is communicated with the discharging device; the petroleum coke supplied by the feeding device is treated by the first iron removing device (14) and then is conveyed to the discharging device after being treated by the drying device, and the petroleum coke is conveyed out by the discharging device;
a second iron removing device (16) and a third iron removing device (22) are respectively arranged at the position where the drying device is communicated with the discharging device and the discharging position of the discharging device;
the first iron removing device (14), the second iron removing device (16) and the third iron removing device (22) are all strong magnetic rods, the arrangement of the strong magnetic rods is perpendicular to the flow direction of petroleum coke, and the first iron removing device (14), the second iron removing device (16) and the third iron removing device (22) are respectively fixed on a discharge pipe of the feeding device, a position where the drying device is communicated with the discharging device and the discharge pipe of the discharging device;
the number of the strong magnetic bars is multiple, and the plurality of the strong magnetic bars are arranged in a 3*3 array mode.
2. The integrated petroleum coke drying and iron removal device according to claim 1, wherein the feeding device comprises a crusher (1), a first bin (19) and a first conveying auger (2); the crusher (1) conveys crushed petroleum coke to a feed inlet of the first bin (19); and a first iron removing device (14) is fixed on a discharge pipe of the first storage bin (19), petroleum coke subjected to iron removal by the first iron removing device (14) is conveyed to a first conveying auger (2), and the first conveying auger (2) is communicated with the drying device.
3. The integrated petroleum coke drying and iron removal device according to claim 2, characterized in that the drying device comprises a drum (5), a drum frame (9), a drum heating device and a driving motor (7), the drum (5) is a drum with a spiral guiding plate arranged inside, the drum (5) comprises a drum body (17) and drum side walls (18), the drum body (17) can rotate around two drum side walls (18), wherein: the driving motor (7) drives the cylinder body (17) to rotate, and the rotary cylinder (5) is rotationally connected with the rotary cylinder frame (9); the rotary drum heating device is fixed at the lower end of the rotary drum frame (9) and is used for heating the bottom end of the rotary drum body (17).
4. A petroleum coke drying and iron removing integrated device as in claim 3, wherein the drum heating device comprises a natural gas pipeline (3) and burners (4), wherein the burners (4) are uniformly distributed and fixed outside the bottom end of the drum body (17) through the natural gas pipeline (3).
5. The integrated petroleum coke drying and iron removing device according to claim 4, wherein a first dust removing pipe (6) horizontally arranged is arranged in the rotary drum (5), and dust removing holes (21) are uniformly formed in the first dust removing pipe (6); the first dust removing pipe (6) is fixed at the upper end of the drum (5) far away from the drum side wall (18) of the feeding device, one end of the first dust removing pipe (6) extends out of the drum side wall (18) for fixing the first dust removing pipe (6), and the other end extends into the drum (5) and is adjacent to the other drum side wall (18) of the drum (5); an emptying port (8) is formed in the top end of the rotary drum frame (9).
6. The integrated petroleum coke drying and iron removal device according to claim 5, wherein the discharging device comprises a second stock bin (10) and a second conveying auger (20); the position of the feed inlet of the second storage bin (10) is communicated with the rotary drum (5) through a discharge pipe (15); the discharge pipe (15) is a 90-degree bent pipe, and a strong magnetic rod horizontally arranged is fixed on a pipe section of the discharge pipe (15) in the vertical direction;
petroleum coke enters a second conveying auger (20) connected with the second storage bin (10) through a feeding hole of the second storage bin (10), and the second conveying auger (20) conveys the petroleum coke to a discharging pipe of the second storage bin (10).
7. The integrated petroleum coke drying and iron removing device according to claim 6, wherein a third iron removing device (22) is fixed at the pipe orifice of the discharging pipe of the second storage bin (10), and the third iron removing device (22) is perpendicular to the flowing direction of petroleum coke.
8. The integrated petroleum coke drying and iron removal device according to claim 7, wherein a pipeline through which cooling liquid passes is fixed in the second storage bin (10), and the pipeline is coiled in the second storage bin (10); the second storage bin (10) is provided with a second dust removing pipe (13) in the vertical direction, and the second dust removing pipe (13) is communicated with the first dust removing pipe (6).
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| CN111141133B (en) * | 2020-01-16 | 2025-10-17 | 江西理工大学 | Rock material conveying, drying and deironing integrated device |
| CN111197924A (en) * | 2020-03-10 | 2020-05-26 | 毕霞 | Intelligent wet petroleum coke dryer for petroleum products |
| CN113552914B (en) * | 2021-07-27 | 2023-01-10 | 上海沃骋有色金属有限公司 | Control system of calcined coke crushing and separating device |
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