CN113559687B - ICR dry powder denitration desulfurization dust removal integrated device - Google Patents
ICR dry powder denitration desulfurization dust removal integrated device Download PDFInfo
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- CN113559687B CN113559687B CN202110747222.XA CN202110747222A CN113559687B CN 113559687 B CN113559687 B CN 113559687B CN 202110747222 A CN202110747222 A CN 202110747222A CN 113559687 B CN113559687 B CN 113559687B
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- 239000000428 dust Substances 0.000 title claims abstract description 63
- 239000000843 powder Substances 0.000 title claims abstract description 34
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 32
- 230000023556 desulfurization Effects 0.000 title claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 94
- 239000000872 buffer Substances 0.000 claims description 45
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 3
- 238000004378 air conditioning Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 14
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 10
- 239000003546 flue gas Substances 0.000 abstract description 10
- 239000007789 gas Substances 0.000 abstract description 4
- 239000003814 drug Substances 0.000 description 29
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 21
- 235000017491 Bambusa tulda Nutrition 0.000 description 21
- 241001330002 Bambuseae Species 0.000 description 21
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 21
- 239000011425 bamboo Substances 0.000 description 21
- 239000000126 substance Substances 0.000 description 19
- 239000000779 smoke Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 14
- 239000003795 chemical substances by application Substances 0.000 description 6
- 239000007921 spray Substances 0.000 description 6
- 230000003009 desulfurizing effect Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 150000002828 nitro derivatives Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/81—Solid phase processes
- B01D53/83—Solid phase processes with moving reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/90—Injecting reactants
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Disintegrating Or Milling (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses an ICR dry powder denitration, desulfuration and dust removal integrated device. The invention has the effect of flue gas denitration, desulfurization and dust removal, an automatic feeding machine is connected with a high-efficiency denitration bin through a pipeline, a first arch breaker and a gas locking device are arranged at the bottom of the high-efficiency denitration bin, the high-efficiency denitration bin is connected with a venturi tube through a pipeline, the venturi tube is connected with a first Roots blower through a pipeline, the venturi tube is connected with a distributor through another pipeline, the distributor is connected with a high-temperature incinerator through a pipeline, the high-temperature incinerator is connected with a material storage cylinder through an exhaust pipe, the material storage cylinder is connected with a grading grinder through a first feeding screw, the grading grinder is connected with a material cache cylinder through a discharge hole, a second pulse dust collector and a first pulse dust collector are respectively arranged on the material cache cylinder and the material storage cylinder, a second feeding screw is arranged below the material cache cylinder, the second feeding screw is connected with a powder injector through a pipeline, and the material cache cylinder is connected with a draught fan through a pipeline.
Description
Technical Field
The invention relates to the technical field of flue gas denitration and desulfurization treatment, in particular to an ICR dry powder denitration, desulfurization and dust removal integrated device.
Background
Along with the enhancement of environmental awareness, the situation of people on industry is becoming more and more strict, in the traditional industry, the method of industrial waste gas emission is generally direct emission, but the consequences of the method are very serious, so that the standards on the emission smoke are changed, a large number of devices for purifying the smoke are started to emerge in the modern technology, but the devices are basically common in single use effect, poor purification effect and complex process, and the people need a device to meet the increasing material demands of people.
In the prior art, a method for removing the smoke is known, namely, the method for removing the nitro compounds in the smoke, the sulfur compounds in the smoke and the dust substances in the smoke is removed, a denitration agent is added, a desulfurizing agent is added, and water is sprayed to remove dust, so that the whole set of operation is very complicated to implement, the cost is huge, the patience of people is consumed, and the device and the method for removing the sulfur, the nitrogen and the dust in the low-sulfur smoke in the cement kiln tail by the dry method disclosed in the specification CN201911148370.9 of the Chinese invention comprise the following steps: the cement kiln, the decomposing furnace, the suspension preheater and the cooling device are connected in sequence, the desulfurizing tower connected with the flue gas outlet of the cooling device through an air inlet pipeline is a circulating fluidized bed dry desulfurizing tower with low density and low bed layer and no water spraying, the air inlet pipeline is provided with a high temperature fan and is respectively connected with a raw material mill, a desulfurizing agent bin and a smoke returning device, a dust remover connected with the flue gas outlet of the desulfurizing tower through a smoke returning device, a byproduct outlet of the dust remover is communicated with the air inlet pipeline through a smoke returning device and is connected with the raw material bin through a byproduct conveying device, a medium temperature SCR denitration device connected with the flue gas outlet of the dust remover is arranged on an air outlet pipeline of the dust remover in sequence, and purified gas is discharged through a chimney. The structural design makes the invention more specific, each treatment step is connected, and the treated flue gas can be influenced in each process, so that the final treatment effect of the treatment is not ideal.
Disclosure of Invention
The invention aims to provide an ICR dry powder denitration, desulfuration and dust removal integrated device, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: ICR dry powder denitration desulfurization dust removal integrated device, the device is including denitration system and desulfurization system, and the denitration system includes: the automatic feeding machine is connected with the high-efficiency denitration bin through a pipeline, the automatic feeding machine conveys substances to be treated into the high-efficiency denitration bin, the high-efficiency denitration agent is filled in the high-efficiency denitration bin, the lower end of the high-efficiency denitration bin is provided with the first arch breaker, the first arch breaker sprays the substances after denitration into the venturi, the air lock is arranged on the pipeline between the venturi and the first arch breaker, the air lock can block air backflow, the first arch breaker is connected with the input end of the venturi through the pipeline, the air exhaust end of the venturi is connected with the first Roots blower through the pipeline, the first Roots blower sucks out air, form the vacuum in the venturi, and carry out the next spraying work, venturi sprays the end and is connected with the distributor through the pipeline, the distributor has cushioning effect, and neutralize the material after the denitration, make it more even, the distributor is connected with the atomizer through another pipeline, the atomizer sets up in the high temperature burns the burning furnace, the atomizer sprays the denitration material in the high temperature burns the burning furnace, the high temperature burns the burning furnace bottom and is provided with the some firearm, the firearm is on fire, burn the material that sprays in and burn at a high temperature, the high temperature burns the burning furnace exhaust end and is provided with the blast pipe, the material after burning is discharged through the blast pipe, the cover has the heat exchanger on the blast pipe, the heat exchanger carries out control adjustment to the temperature in the blast pipe.
The desulfurization system includes: support frame, the material storage section of thick bamboo, first feeding spiral, hierarchical mill, the material buffer storage section of thick bamboo, the draught fan, the second feeding spiral, the powder sprayer, the second roots blower, blast pipe keeps away from high temperature incinerator one end and is connected with the material storage section of thick bamboo, the blast pipe is with waiting to handle the material and advance in the material storage section of thick bamboo, material storage section of thick bamboo one side is provided with the support frame, thereby fixed material storage section of thick bamboo, the material storage section of thick bamboo is connected with hierarchical mill through first feeding spiral, first feeding spiral can advance to wait to handle the material in the hierarchical mill, hierarchical mill is equipped with desulfurization medicament such as sodium bicarbonate, and hierarchical mill can smash the medicament and make to handle the material fully contact with the medicament, hierarchical mill is connected with the material buffer storage section of thick bamboo through another pipeline, hierarchical mill is with the material after the desulfurization in the material buffer storage section of thick bamboo, the material buffer storage section of thick bamboo is connected with the powder sprayer through the second feeding spiral, the powder sprayer air inlet end is connected with the second roots blower through the pipeline, the cooperation of second roots blower and the powder sprayer is used, make powder sprayer work more smooth and easy, the material is passed through another pipeline and is connected with the draught fan, the residual flue gas of draught fan is removed to the material in the buffer storage section of thick bamboo.
The material storage cylinder includes: the device comprises a first pulse dust collector, a storage cylinder and a second arch breaker, wherein an exhaust pipe is connected to the first pulse dust collector, a substance to be treated is subjected to primary dust collection, the storage cylinder is arranged at the lower end of the first pulse dust collector, the storage cylinder is used for collecting the substance to be treated after dust collection, the first pulse dust collector is communicated with the storage cylinder, the second arch breaker is arranged at the lower end of the storage cylinder, the substance to be treated collected by the storage cylinder is conveyed into a first feeding spiral by the second arch breaker, and the second arch breaker is connected with the first feeding spiral.
The material buffer memory section of thick bamboo includes: the second pulse dust collector, the buffer memory section of thick bamboo, the broken ware that encircles of third, the second pulse dust collector passes through the pipeline and is connected with the draught fan, the draught fan can inhale the flue gas in the second pulse dust collector, the second pulse dust collector sets up in the buffer memory section of thick bamboo top, the powder material in the second pulse dust collector is collected to the buffer memory section of thick bamboo, the second pulse dust collector communicates with the buffer memory section of thick bamboo, the buffer memory section of thick bamboo passes through the pipeline and is connected with the classified grinding machine, the grinding machine conveys the material after the desulfurization into the buffer memory section of thick bamboo, the buffer memory section of thick bamboo lower extreme is provided with the broken ware of third, the broken ware that encircles is connected with the second feeding spiral, the broken ware of third advances the powder material into the second feeding spiral.
The classification grinder includes: the grinder cover, grinder barrel, injector, injection pipe, connecting piece, grinding track, hammer, grinding main shaft, discharge port, grinder base, grading wheel, guide ring, first motor, second motor, grinding rotor, grinder cover is set on the grinder barrel, grinder cover can rotate along a shaft and cover on the grinder barrel, the grinder barrel is set on the grinder base, injector and connecting piece are set on the grinder barrel, injector can transfer the medicine and other substances into the grading grinder, connecting piece and first feeding screw are connected, first feeding screw can transfer the substance to be processed into the grinder barrel, grinding auxiliary shaft is set in the grinder barrel, grinding main shaft and grinding auxiliary shaft are set on the grinding auxiliary shaft, grinding main shaft and grinding auxiliary shaft are connected in a rotary way, grinding main shaft and grinding auxiliary shaft can operate independently, thus the grading wheel and grinding rotor can move independently, the grinding spindle is rotationally connected with the grinding machine barrel, the upper end of the grinding spindle is provided with a grinding rotor, the grinding rotor can rotationally process the conveyed medicine, the grinding rotor is fixedly connected with the grinding spindle, the inner wall of the grinding machine barrel is provided with a grinding track, the grinding track limits the rotation direction and angle of the grinding rotor, the grinding track is provided with a hammer, the hammer is arranged above the grinding spindle and is in contact collision with the medicine, the medicine becomes finer, the grinding rotor is provided with a grading wheel, the grading wheel can mix the conveyed material and the medicine and filter the medicine which is not crushed yet, the medicine which is not crushed yet is crushed again, the grading wheel is arranged in a guide ring, the guide ring guides the medicine and the processing material at the same time, the grinding machine cover is provided with an injection pipeline and a discharge hole, the injection pipeline can inject the medicament, the discharge gate is connected with the material buffer memory section of thick bamboo through the pipeline, the discharge gate will carry the material after the desulfurization to buffer memory section of thick bamboo in, grinder barrel both sides are provided with first motor and second motor, first motor and second motor set up on grinder base, first motor, second motor pass through the track and are connected through the track with grinding the main shaft, first motor and second motor provide power for grinding the rotation of main shaft.
The classifying wheel and the grinding rotor are of detachable structures, and the detachable structures realize the replacement of the classifying wheels with different types and specifications.
The circle center of the discharge hole, the circle center of the classifying wheel, the circle center of the grinding rotor and the circle center of the grinding main shaft are on the same straight line, and the structural design ensures that the discharge is smoother during discharging, and meanwhile, the grinding effect of the working of the classifying grinding machine is finer.
The rotation directions of the first motor and the second motor are opposite, and the rotation directions of the two motors are opposite, so that the rotation directions of the grinding main shaft and the grinding auxiliary shaft are opposite, the medicament becomes finer, the smoke forms vortex in the grinding machine barrel, the contact area between the smoke and the medicament is increased, the final desulfurization effect of the smoke is stronger, and the emission standard is achieved.
Compared with the prior art, the invention has the following beneficial effects: 1. the device for realizing the effects of denitration, desulfuration, dust removal and the like is combined together, and is arranged in a modularized manner, so that the whole device can more smoothly finish the purification effect by virtue of the design, and the emission standard is achieved.
2. The denitration and desulfurization device adopted by the invention has novel structure and better realization effect, the purifying effect of the used medicament is more obvious than that of the traditional medicament, the classifying grinder adopted in the desulfurization system fully combines the substances to be treated with the medicament, so that the purifying effect reaches the optimal state, the medicament in the classifying grinder is mainly sodium bicarbonate, and the dry treatment method adopted by the invention does not cause threat to the environment.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic workflow structure of the present invention;
FIG. 3 is a schematic elevational view of the particle mill of the present invention;
FIG. 4 is a schematic right-hand structural view of the classification grinder of the present invention;
FIG. 5 is a schematic top view of the classification grinder of the present invention;
FIG. 6 is a schematic view of the rotary cut-away structure of the classification grinder of FIG. 5 with respect to the A-A direction;
FIG. 7 is a schematic view of the hierarchical wheel structure of the present invention;
FIG. 8 is a schematic view of the material storage cartridge of the present invention;
FIG. 9 is a schematic view of a material buffer cartridge according to the present invention;
In the figure: 1. an automatic feeding machine; 2. a high-efficiency denitration bin; 3. a first Roots blower; 4. a venturi tube; 5. an air lock; 6. a first arch breaker; 7. a high temperature incinerator; 8. a sprayer; 9. a dispenser; 10. an igniter; 11. a heat exchanger; 12. an exhaust pipe; 13. a support frame; 14. a material storage cylinder; 14-1, a first pulse dust collector; 14-2, a storage cylinder; 14-3, a second arch breaker; 15. a first feed screw; 16. a classification grinder; 16-1, grinder lid; 16-2, grinding the machine barrel; 16-3, an injector; 16-4, injecting the mixture into a pipeline; 16-5, connecting sheets; 16-6, grinding the track; 16-7, a hammer slice; 16-8, grinding main shaft; 16-9, a discharge hole; 16-10, a grinder base; 16-11, classifying wheel; 16-12, a guide ring; 16-13, a first motor; 16-14, a second motor; 16-15, grinding the rotor; 16-16, grinding auxiliary shaft; 17. a material buffer cylinder; 17-1, a second pulse dust collector; 17-2, a cache cylinder; 17-3, a third arch breaker; 18. an induced draft fan; 19. a second feed screw; 20. a powder injector; 21. and a second Roots blower.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-9, the present invention provides the following technical solutions:
According to the view shown in fig. 1, an integrated device for denitration, desulfurization and dust removal of ICR dry powder, the device comprises a denitration system and a desulfurization system, wherein the denitration system comprises: the automatic feeding machine 1, the high-efficiency denitration bin 2, the first Roots blower 3, the venturi tube 4, the air lock 5, the first arch breaker 6, the high-temperature incinerator 7, the sprayer 8, the distributor 9, the igniter 10, the heat exchanger 11, the blast pipe 12, the automatic feeding machine 1 is connected with the high-efficiency denitration bin 2 through a pipeline, the automatic feeding machine 1 conveys the substances to be treated into the high-efficiency denitration bin 2, the high-efficiency denitration bin 2 is internally provided with the high-efficiency denitration agent, the lower end of the high-efficiency denitration bin 2 is provided with the first arch breaker 6, the first arch breaker 6 sprays the substances subjected to denitration into the venturi tube 4, the first arch breaker 6 is connected with the input end of the venturi tube 4 through a pipeline, the air lock 5 is arranged on the pipeline between the venturi tube 4 and the first arch breaker 6, the air lock 5 can block gas backflow, the venturi tube 4 is connected with the first Roots blower 3 through a pipeline, the first Roots blower 3 sucks out air, the venturi tube 4 is enabled to form vacuum, the next step, the high-efficiency denitration agent is arranged in the high-efficiency denitration bin 2, the first arch blower 4 is provided with the high-temperature distributor 9, the high-temperature sprayer 7 is further provided with the sprayer 7 and the high-temperature sprayer 10, the high-temperature sprayer 10 is further connected with the high-temperature sprayer 10, the high-temperature sprayer 11 is further arranged in the blast pipe 12, the blast pipe 7 is further connected with the high-temperature sprayer 10, the high-temperature sprayer 11, the high-temperature sprayer is further connected with the high-temperature sprayer 11, the sprayer 11 is further sprayed and the high-temperature sprayer 11, the sprayer 11 is sprayed and the high temperature sprayer 11.
According to the illustration of fig. 1, the desulfurization system comprises: the device comprises a supporting frame 13, a material storage cylinder 14, a first feeding spiral 15, a classification grinder 16, a material buffer cylinder 17, a draught fan 18, a second feeding spiral 19, a powder injector 20 and a second Roots blower 21, wherein one end, far away from the high-temperature incinerator 7, of the exhaust pipe 12 is connected with the material storage cylinder 14, the exhaust pipe 12 discharges materials to be treated into the material storage cylinder 14, the supporting frame 13 is arranged on one side of the material storage cylinder 14, so that the material storage cylinder 14 is fixed, the material storage cylinder 14 is connected with the classification grinder 16 through the first feeding spiral 15, the first feeding spiral 15 can feed materials to be treated into the classification grinder 16, a desulfurization reagent such as sodium bicarbonate is filled in the classification grinder 16, the classification grinder 16 can fully contact the reagent, the classification grinder 16 is connected with the material buffer cylinder 17 through another pipeline, the desulfurized materials are fed into the material buffer cylinder 17 through the classification grinder 16, the material buffer cylinder 17 is connected with the powder injector 20 through the second feeding spiral 19, the powder injector 20 can spray the mixture mixed in the materials, the powder injector 20 can be sprayed out through the powder injector 20, the powder injector 20 is connected with the second intake air inlet fan 21 through the second feeding spiral 21, and the residual dust injector is matched with the other pipeline 18, and the residual dust is smoothly sprayed into the material is discharged through the other pipeline 18, and the other pipeline is connected with the other pipeline is more smoothly connected with the material buffer cylinder 17 through the draught fan 17.
As shown in fig. 8, the material storage cartridge 14 includes: the device comprises a first pulse dust collector 14-1, a storage cylinder 14-2 and a second arch breaker 14-3, wherein an exhaust pipe 12 is connected to the first pulse dust collector 14-1, a to-be-treated substance is subjected to primary dust collection, the storage cylinder 14-2 is arranged at the lower end of the first pulse dust collector 14-1, the storage cylinder 14-2 is used for collecting the to-be-treated substance after dust collection, the first pulse dust collector 14-1 is communicated with the storage cylinder 14-2, the second arch breaker 14-3 is arranged at the lower end of the storage cylinder 14-2, the second arch breaker 14-3 is used for conveying the to-be-treated substance collected by the storage cylinder 14-2 into a first feeding screw 15, and the second arch breaker 14-3 is connected with the first feeding screw 15.
According to fig. 9, the material buffer cartridge 17 includes: the second pulse dust collector 17-1, the buffer cylinder 17-2 and the third arch breaker 17-3, the second pulse dust collector 17-1 is connected with the induced draft fan 18 through a pipeline, the induced draft fan 18 can absorb flue gas in the second pulse dust collector 17-1, the second pulse dust collector 17-1 is arranged above the buffer cylinder 17-2, the buffer cylinder 17-2 collects powder substances in the second pulse dust collector 17-1, the second pulse dust collector 17-1 is communicated with the buffer cylinder 17-2, the buffer cylinder 17-2 is connected with the classifying grinder 16 through a pipeline, the grinder 16 conveys desulfurized substances into the buffer cylinder 17-2, the third arch breaker 17-3 is arranged at the lower end of the buffer cylinder 17-2, the third arch breaker 17-3 is connected with the second feeding spiral 19, and the third arch breaker 17-3 feeds the powder substances into the second feeding spiral 19.
As shown in fig. 6 and 3, the classification grinder 16 includes: grinder lid 16-1, grinder barrel 16-2, injector 16-3, injection conduit 16-4, connection piece 16-5, grinding track 16-6, hammer 16-7, grinding main shaft 16-8, discharge port 16-9, grinder base 16-10, classifying wheel 16-11, guide ring 16-12, first motor 16-13, second motor 16-14, grinding rotor 16-15, grinder lid 16-1 is provided on grinder barrel 16-2, grinder lid 16-1 is rotatable along one axis and is covered on grinder barrel 16-2, grinder barrel 16-2 is provided on grinder base 16-10, grinder barrel 16-2 is provided with injector 16-3 and connection piece 16-5, injector 16-3 can transfer the substance such as the medicament into classifying grinder 16, connection piece 16-5 is connected with first feed screw 15, first feed screw 15 can transfer the substance to be processed into grinder barrel 16-2, grinding auxiliary shaft 16-16 is provided in grinder auxiliary shaft 16-16, grinding auxiliary shaft 16-8 is sleeved on grinder auxiliary shaft 16-16, grinding main shaft 16-8 is provided on grinding auxiliary shaft 16-8, grinding auxiliary shaft 16-8 is independently connected with grinding rotor 16-15, grinding auxiliary shaft 16-8 is rotatably connected with grinding rotor 16-8, so that grinding main shaft 16-8 and auxiliary shaft 16-16 can be rotated, grinding main shaft 16-15 can be independently connected with grinding main shaft 16-8 is rotated, the grinding rotor 16-15 is fixedly connected with the grinding main shaft 16-8, a grinding track 16-6 is arranged on the inner wall of the grinding cylinder 16-2, the grinding track 16-6 limits the rotation direction and angle of the grinding rotor 16-15, a hammer 16-7 is arranged on the grinding track 16-6, the hammer 16-7 is arranged above the grinding main shaft 16-8, the hammer 16-7 is in contact collision with the medicament so as to enable the medicament to be finer, a grading wheel 16-11 is arranged on the grinding rotor 16-15, the grading wheel 16-11 can mix the conveyed materials and the medicament and filter the medicament which is not crushed yet, so that the medicament which is not crushed is crushed again, the grading wheel 16-11 is arranged in the guide ring 16-12, the guiding ring 16-12 guides the medicine and the processing material at the same time when the rotation of the classifying wheel 16-11 is idle, the grinding machine cover 16-1 is provided with an injection pipeline 16-4 and a discharge port 16-9, the injection pipeline 16-4 can inject the medicine, the discharge port 16-9 is connected with a material buffer cylinder 17 through a pipeline, the discharge port 16-9 conveys the desulfurized material into the buffer cylinder 17-2, the two sides of the grinding cylinder 16-2 are provided with a first motor 16-13 and a second motor 16-14, the first motor 16-13 and the second motor 16-14 are arranged on the grinding machine base 16-10, the first motor 16-13 is connected with a grinding auxiliary shaft 16-16 through a track, the second motor 16-14 is connected with a grinding main shaft 16-8 through a track, the first motor 16-13 and the second motor 16-14 provide power for rotation of the grinding spindle 16-8 and the grinding layshaft 16-16.
According to FIG. 7, the classifying wheel 16-11 and the grinding rotor 16-15 are detachable, and the detachable structure realizes the replacement of the classifying wheel 16-11 with different types and specifications.
According to the structure shown in fig. 6, the center of the discharge hole 16-9, the center of the classifying wheel 16-11, the center of the grinding rotor 16-15 and the center of the grinding spindle 16-8 are on the same straight line, so that the structure design makes the discharge smoother and the grinding effect of the classifying grinder 16 work finer.
The rotation directions of the first motor 16-13 and the second motor 16-14 are opposite, and the rotation directions of the two motors are opposite, so that the rotation directions of the grinding main shaft 16-8 and the grinding auxiliary shaft 16-16 are opposite, the medicament becomes finer, the smoke forms vortex in the grinding machine barrel 16-2, the contact area between the smoke and the medicament is increased, and the desulfurization effect is better.
The working principle of the invention is as follows: the automatic feeding machine 1 is connected with the high-efficiency denitration bin 2 through a pipeline, the automatic feeding machine 1 conveys materials to be treated into the high-efficiency denitration bin 2, a first arch breaker and a 6 air lock 5 are arranged at the bottom of the high-efficiency denitration bin 2, the materials to be treated flow into the venturi tube 4 unidirectionally, the high-efficiency denitration bin 2 is connected with the venturi tube 4 through a pipeline, the venturi tube 4 is connected with the first Roots blower 3 through a pipeline, the first Roots blower 3 works to enable the venturi tube 4 to be in a vacuum state, the venturi tube 4 jets the materials to be treated unidirectionally, the venturi tube 4 is connected with a distributor 9 through another pipeline, the distributor 9 buffers the materials to be treated, uniformly conveys the materials to the high-temperature incinerator 7, the distributor 9 is connected with the high-temperature incinerator 7 through a pipeline, the high-temperature incinerator 7 performs high-temperature incineration treatment on the materials to be treated, the high-temperature incinerator 7 is connected with a material storage cylinder 14 through an exhaust pipe 12, the material to be treated entering the material storage cylinder 14 is in a low-temperature state under the action of the heat exchanger 11 through the exhaust pipe 12, the material storage cylinder 14 is prevented from being damaged by the material, the material storage cylinder 14 is connected with the classifying grinder 16 through the first feeding screw 15, the classifying grinder 16 grinds the desulfurization medicament and is fully mixed with the material to be treated, the classifying grinder 16 is connected with the material caching cylinder 17 through the discharge hole 16-9, the material caching cylinder 17 and the material storage cylinder 14 are respectively provided with the second pulse dust remover 17-1 and the first pulse dust remover 14-1, the material to be treated is subjected to dust removal operation, the second feeding screw 19 is arranged below the material caching cylinder 17 and is connected with the powder injector 20 through a pipeline, so that the desulfurized material sediment can be discharged, the material buffer drum 17 is connected with the induced draft fan 18 through a pipeline, and finally under the action of the induced draft fan 18, the flue gas can be discharged out of the device.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. ICR dry powder denitration desulfurization dust removal integrated device, its characterized in that: the device is including denitration system and desulfurization system, denitration system includes: the automatic feeding machine (1), the high-efficiency denitration bin (2), a first Roots blower (3), a venturi tube (4), a gas locking device (5), a first arch breaking device (6), a high-temperature incinerator (7), a sprayer (8), a distributor (9), an igniter (10), a heat exchanger (11) and an exhaust pipe (12), wherein the automatic feeding machine (1) is connected with the high-efficiency denitration bin (2) through a pipeline, the lower end of the high-efficiency denitration bin (2) is provided with the first arch breaking device (6), the first arch breaking device (6) is connected with the input end of the venturi tube (4) through a pipeline, the gas locking device (5) is arranged on the pipeline between the venturi tube (4) and the first arch breaking device (6), the air extracting end of the venturi tube (4) is connected with the first Roots blower (3) through a pipeline, the spraying end of the venturi tube (4) is connected with the distributor (9) through another pipeline, the distributor (9) is connected with the sprayer (8) through another pipeline, the sprayer (8) is arranged in the high-temperature incinerator (7) and the exhaust pipe (12) is arranged at the bottom end of the high-temperature incinerator (7), and the high-temperature combustor (12) is arranged at the bottom end of the high-temperature combustor (12).
The desulfurization system includes: the device comprises a supporting frame (13), a material storage cylinder (14), a first feeding spiral (15), a grading grinder (16), a material buffer cylinder (17), an induced draft fan (18), a second feeding spiral (19), a powder injector (20) and a second Roots blower (21), wherein one end, far away from a high-temperature incinerator (7), of an exhaust pipe (12) is connected with the material storage cylinder (14), one side of the material storage cylinder (14) is provided with the supporting frame (13), the material storage cylinder (14) is connected with the grading grinder (16) through the first feeding spiral (15), the grading grinder (16) is connected with the material buffer cylinder (17) through another pipeline, the material buffer cylinder (17) is connected with the powder injector (20) through the second feeding spiral (19), the air inlet end of the powder injector (20) is connected with the second Roots blower (21) through a pipeline, and the material buffer cylinder (17) is connected with the induced draft fan (18) through another pipeline;
The classification grinder (16) comprises: the grinding machine comprises a grinding machine cover (16-1), a grinding machine barrel (16-2), an injector (16-3), an injection pipeline (16-4), a connecting sheet (16-5), a grinding track (16-6), a hammer (16-7), a grinding main shaft (16-8), a discharge port (16-9), a grinding machine base (16-10), a grading wheel (16-11), a guide ring (16-12), a first motor (16-13), a second motor (16-14), a grinding rotor (16-15) and a grinding auxiliary shaft (16-16), wherein the grinding machine barrel (16-2) is provided with the grinding machine cover (16-1), the grinding machine barrel (16-2) is arranged on the grinding machine base (16-10), the injector (16-3) and the connecting sheet (16-5) are arranged on the grinding machine barrel (16-2), the connecting sheet (16-5) is connected with a first feeding screw (15), the auxiliary shaft (16-16) is arranged in the grinding machine barrel (16-2), the grinding auxiliary shaft (16-16) is sleeved with the grinding main shaft (16-8), the auxiliary shaft (16-8) is connected with the grinding main shaft (16-8), the grinding spindle (16-8) is rotationally connected with the grinding machine barrel (16-2), the upper end of the grinding spindle (16-8) is provided with a grinding rotor (16-15), the grinding rotor (16-15) is fixedly connected with the grinding spindle (16-8), a grinding track (16-6) is arranged on the inner wall of the grinding machine barrel (16-2), a hammer (16-7) is arranged on the grinding track (16-6), the hammer (16-7) is arranged above the grinding spindle (16-8), the grinding auxiliary shaft (16-16) is provided with a grading wheel (16-11), the grading wheel (16-11) is arranged in a guide ring (16-12), the grinding machine cover (16-1) is provided with an injection pipeline (16-4) and a discharge port (16-9), the discharge port (16-9) is connected with a material buffer barrel (17) through a pipeline, two sides of the grinding machine barrel (16-2) are provided with a first motor (16-13) and a second motor (16-14), the first motor (16-14) is arranged on the first motor (16-14) and the second motor (16-14) is arranged on the base (16-10), the first motor (16-13) is connected with the grinding auxiliary shaft (16-16) through a crawler belt, and the second motor (16-14) is connected with the grinding main shaft (16-8) through a crawler belt.
2. The integrated device for denitration, desulfurization and dust removal of ICR dry powder according to claim 1, wherein the integrated device comprises: the material storage cartridge (14) comprises: the novel high-pressure air-conditioning device comprises a first pulse dust collector (14-1), a storage cylinder (14-2) and a second arch breaker (14-3), wherein the exhaust pipe (12) is connected to the first pulse dust collector (14-1), the storage cylinder (14-2) is arranged at the lower end of the first pulse dust collector (14-1), the first pulse dust collector (14-1) is communicated with the storage cylinder (14-2), the second arch breaker (14-3) is arranged at the lower end of the storage cylinder (14-2), and the second arch breaker (14-3) is connected with a first feeding screw (15).
3. The integrated device for denitration, desulfurization and dust removal of ICR dry powder according to claim 1, wherein the integrated device comprises: the material buffer storage cylinder (17) comprises: the device comprises a second pulse dust collector (17-1), a buffer cylinder (17-2) and a third arch breaker (17-3), wherein the second pulse dust collector (17-1) is connected with a draught fan (18) through a pipeline, the second pulse dust collector (17-1) is arranged above the buffer cylinder (17-2), the second pulse dust collector (17-1) is communicated with the buffer cylinder (17-2), the buffer cylinder (17-2) is connected with a grading grinder (16) through a pipeline, the third arch breaker (17-3) is arranged at the lower end of the buffer cylinder (17-2), and the third arch breaker (17-3) is connected with a second feeding screw (19).
4. The integrated device for denitration, desulfurization and dust removal of ICR dry powder according to claim 1, wherein the integrated device comprises: the classifying wheel (16-11) and the grinding rotor (16-15) are of detachable structures.
5. The integrated device for denitration, desulfurization and dust removal of ICR dry powder according to claim 1, wherein the integrated device comprises: the circle center of the discharge hole (16-9), the circle center of the classifying wheel (16-11), and the circle center of the grinding rotor (16-15) are on the same straight line with the circle center of the grinding main shaft (16-8).
6. The integrated device for denitration, desulfurization and dust removal of ICR dry powder according to claim 1, wherein the integrated device comprises: the first motor (16-13) and the second motor (16-14) rotate in opposite directions.
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