CN112426814A - Environment-friendly high temperature flue gas desulphurization device with heat recovery function - Google Patents
Environment-friendly high temperature flue gas desulphurization device with heat recovery function Download PDFInfo
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- CN112426814A CN112426814A CN202011318628.8A CN202011318628A CN112426814A CN 112426814 A CN112426814 A CN 112426814A CN 202011318628 A CN202011318628 A CN 202011318628A CN 112426814 A CN112426814 A CN 112426814A
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- 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
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- 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
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
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- 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
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- 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
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/23—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis
- B01F27/232—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes
- B01F27/2323—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes with perpendicular axes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
- B01F27/70—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with paddles, blades or arms
- B01F27/701—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with paddles, blades or arms comprising two or more shafts, e.g. in consecutive mixing chambers
- B01F27/706—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with paddles, blades or arms comprising two or more shafts, e.g. in consecutive mixing chambers with all the shafts in the same receptacle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/025—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D21/0001—Recuperative heat exchangers
- F28D21/0014—Recuperative heat exchangers the heat being recuperated from waste air or from vapors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses an environment-friendly high-temperature flue gas desulfurization device with a heat recovery function, which comprises a purification tank, a heat recovery pipe, a filter screen, an impeller and a liquid distribution cylinder, wherein the interior of the purification tank is divided into a desulfurization bin and a condensation chamber, a liquid conveying pipe is arranged in the condensation chamber, a branch pipe is communicated with the outer side of the lower end of a movable pipe, the liquid distribution cylinder is fixed on the outer side of the purification tank through bolts, a solid material bin is installed at the upper end of the liquid distribution cylinder, a movable ring is connected between a stirring rod and the branch pipe, a poking rod is welded at the upper end of the stirring rod, and a movable plate is connected at the bottom of the solid material. This environment-friendly high temperature flue gas desulphurization device with heat recovery function can carry out effective recycle by the heat in many high temperature flue gases to evenly spray and carry out the automation to filtering mechanism through the steam drive arrangement neutralizing agent of flue gas and production, can carry out automatic preparation to neutralizing agent in the flue gas treatment process simultaneously, the practicality is strong.
Description
Technical Field
The invention relates to the technical field of high-temperature flue gas treatment, in particular to an environment-friendly high-temperature flue gas desulfurization device with a heat recovery function.
Background
With the continuous development of society and science and technology, people have more and more demand on power supply, and the main acquisition modes of power include natural energy power generation and combustion power generation such as light energy, wind energy and the like, although natural energy power generation has been developed to a great extent in recent years, power generation stability of natural energy has certain defects, so thermal power generation still remains a main power generation source at present, a large amount of coal needs to be combusted in the thermal power generation process so as to obtain heat for power generation, a large amount of sulfur-containing high-temperature flue gas can be generated in the coal combustion process, if the sulfur-containing high-temperature flue gas is directly discharged, serious environmental pollution can be caused, and therefore, a waste gas desulfurization device needs to be used for desulfurization and purification treatment of waste gas, but the waste gas desulfurization devices in the current market still have some defects, such as:
1. because high-temperature flue gas generated by combustion contains a large amount of heat, the temperature is generally above 200 ℃, but most of the existing high-temperature flue gas desulfurization devices spray and wash flue gas, for example, an industrial waste gas dedusting, desulfurization and denitration integrated device with the patent number of CN202010293418.1 can effectively desulfurize flue gas in a spraying mode, but a large amount of heat in the high-temperature flue gas can be lost and wasted, the energy-saving effect is poor, and certain use defects exist;
2. the general alkaline material that adopts of high temperature flue gas desulfurization carries out neutralization reaction to the sulphide in the flue gas, consequently need use a large amount of alkaline solutions in high temperature flue gas desulfurization process, but current high temperature flue gas desulfurization device mostly need allocate neutralizer in advance, and the inconvenience carries out automatic ratio in flue gas treatment in-process neutralizer and mixes for the device uses comparatively loaded down with trivial details.
Therefore, we propose an environment-friendly high-temperature flue gas desulfurization device with heat recovery function, so as to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide an environment-friendly high-temperature flue gas desulfurization device with a heat recovery function, and aims to solve the problems that the high-temperature flue gas desulfurization device in the current market is inconvenient to recycle heat in high-temperature flue gas and automatically mix a neutralizer in the flue gas treatment process.
In order to achieve the purpose, the invention provides the following technical scheme: an environment-friendly high-temperature flue gas desulfurization device with a heat recovery function comprises a purification tank, a heat recovery pipe, a filter screen, an impeller and a liquid distribution cylinder, wherein the interior of the purification tank is divided into a desulfurization bin and a condensation chamber, a heat preservation base is sleeved outside the lower end of the purification tank, the heat recovery pipe is arranged inside the heat preservation base, an air inlet pipe is connected between the heat recovery pipe and the purification tank, the filter screen is arranged inside the air inlet pipe, a sliding block is fixedly connected to the side wall of the filter screen, the inner bearing of the filter screen is connected with a linkage rod, a scraping sheet is fixed to the left end bolt of the linkage rod, the inner wall of the desulfurization bin is connected with a rotating shaft, fan blades are fixed to the outer side bolt of the rotating shaft, a transfusion pipe is arranged inside the condensation chamber, a movable pipe is connected to the lower end bearing of the transfusion pipe, the impeller is fixed to the, and the lower extreme bolt fastening of movable tube has the montant, the outside bolt fastening of purifying tank has the liquid section of thick bamboo of joining in marriage, and the upper end of joining in marriage the liquid section of thick bamboo installs solid feed bin to the inside of joining in marriage the liquid section of thick bamboo is provided with the puddler, be connected with the loose ring between puddler and the branch pipe, and the upper end welding of puddler has the poker rod, the bottom of solid feed bin is connected with the fly leaf.
Preferably, the heat recovery pipe is of a spiral structure, the heat recovery pipe is embedded with the outer wall of the lower end of the purification tank, spiral guide vanes are arranged on the inner wall of the heat recovery pipe at equal angles, heat conducting fins of a copper structure are uniformly arranged on the outer wall of the heat recovery pipe, and the heat conducting fins are of a spiral structure.
Preferably, the slider symmetric distribution is in the outside of filter screen, and is connected with reset spring between slider and the intake pipe to the filter screen passes through reset spring and intake pipe constitution elastic construction.
Preferably, the right end of the linkage rod is of a cross-shaped structure, the linkage rod is in clearance fit with the rotating shaft, and the scraping blade fixed at the left end of the linkage rod is attached to the surface of the filter screen.
Preferably, the infusion tube is of a spiral structure and is of a copper structure.
Preferably, the movable pipe is communicated with the infusion tube, the lower end of the movable pipe is connected with branch pipes at equal angles, and spray heads are uniformly arranged on the outer sides of the branch pipes.
Preferably, a bevel gear component is connected between the vertical rod and the rotating shaft, and the rotating directions of the symmetrically distributed 2 groups of rotating shafts are opposite.
Preferably, the movable ring is connected with the purification tank bearing, and the movable ring, the movable ring and the branch pipe are of an integrated structure.
Preferably, the movable plate is distributed at equal angles relative to the central line of the solid material bin, a torsion spring is connected between the movable plate and the solid material bin, a support rod is arranged at the lower end of the movable plate, the support rod and the rotating axis of the movable plate are staggered, the support rod and the poke rod vertically correspond to each other in position, and the lower end of the support rod is of an inclined surface structure.
Compared with the prior art, the invention has the beneficial effects that: the environment-friendly high-temperature flue gas desulfurization device with the heat recovery function;
1. the device is provided with the heat recovery pipe, and the heat in the high-temperature flue gas can be effectively and fully conducted to the bottom of the purification tank through the spiral embedded installation type heat recovery pipe, so that the device can dry and crystallize neutralization liquid generated by reaction, automatic extraction of salt substances generated by flue gas treatment is realized, meanwhile, generated steam can drive other mechanisms in the device, the device can effectively recycle the heat in the high-temperature flue gas through the structure, and the energy conservation and environmental protection performance of the device are improved;
2. the device is provided with the filter screen and the scraping blade, when the filter screen is blocked, the resistance of the device to smoke is increased, so that the filter screen can automatically perform elastic motion, the linkage rod is spliced with the rotating shaft, the rotating shaft can rotate under the driving of water vapor and the smoke, the scraping blade is driven to automatically clean the surface of the filter screen, the filter screen can automatically reset after being cleaned, the power waste of the rotating shaft is avoided, the device can automatically clean the structure of the filter screen through the structure, and the filter screen is prevented from being blocked after being used for a long time;
3. the spiral water distributor is provided with the liquid conveying pipe, so that water vapor can be fully contacted with the spiral liquid conveying pipe, the rapid condensation of the water vapor is realized, and the condensed water can flow into the liquid distribution cylinder again, so that the recycling of water resources is realized, and the environmental protection performance of the device is improved;
4. be provided with puddler and fly leaf, when the branch pipe rotated when spraying, can drive the puddler and carry out synchronous revolution to avoid the neutralizer in the liquid preparation section of thick bamboo to take place to deposit, the puddler can drive the fly leaf through the poker rod simultaneously and carry out intermittent type rotation, realizes the ration unloading of solid feed bin, makes the device can carry out automatic preparation to the neutralizer, thereby has effectively reduced staff's work load, has improved the practicality of device.
Drawings
FIG. 1 is a schematic main sectional view of the present invention;
FIG. 2 is a schematic top view of the manifold of the present invention;
FIG. 3 is a schematic view of a screen mounting structure according to the present invention;
FIG. 4 is a schematic side view of a linkage rod according to the present invention;
FIG. 5 is a schematic top view of the infusion tube of the present invention;
FIG. 6 is a schematic top view of the solid material bin of the present invention;
FIG. 7 is a schematic side view of the movable plate of the present invention;
FIG. 8 is an enlarged view of the structure at A in FIG. 1 according to the present invention.
In the figure: 1. a purification tank; 2. a desulfurization bin; 3. a condensing chamber; 4. a heat-insulating base; 5. a heat recovery pipe; 501. a flow deflector; 502. a heat conductive sheet; 6. an air inlet pipe; 7. filtering with a screen; 8. a slider; 801. a return spring; 9. a linkage rod; 10. scraping a blade; 11. a rotating shaft; 12. a fan blade; 13. a transfusion tube; 14. a movable tube; 15. an impeller; 16. a branch pipe; 17. a spray head; 18. a vertical rod; 19. a bevel gear assembly; 20. a liquid preparation cylinder; 21. a stirring rod; 22. a movable ring; 23. a poke rod; 24. a solid material bin; 25. a movable plate; 2501. a torsion spring; 2502. a support rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: an environment-friendly high-temperature flue gas desulfurization device with a heat recovery function comprises a purification tank 1, a desulfurization bin 2, a condensation chamber 3, a heat-insulating base 4, a heat recovery pipe 5, a flow deflector 501, a heat-conducting fin 502, an air inlet pipe 6, a filter screen 7, a slide block 8, a reset spring 801, a linkage rod 9, a scraping blade 10, a rotating shaft 11, fan blades 12, a liquid conveying pipe 13, a movable pipe 14, an impeller 15, a branch pipe 16, a spray head 17, a vertical rod 18, a conical tooth assembly 19, a liquid distribution barrel 20, a stirring rod 21, a movable ring 22, a stirring rod 23, a solid material bin 24, a movable plate 25, a torsion spring 2501 and a support rod 2502, wherein the interior of the purification tank 1 is divided into the desulfurization bin 2 and the condensation chamber 3, the heat-insulating base 4 is sleeved on the outer side of the lower end of the purification tank 1, the heat recovery pipe 5 is arranged inside the heat-insulating base 4, the air inlet pipe 6, the side wall of the filter screen 7 is fixedly connected with a slide block 8, the inner bearing of the filter screen 7 is connected with a linkage rod 9, and the left end bolt of the linkage rod 9 is fixed with a scraping piece 10, the inner wall of the desulfurization bin 2 is connected with a rotating shaft 11, and the outer side of the rotating shaft 11 is fixed with a fan blade 12 by a bolt, the interior of the condensing chamber 3 is provided with a transfusion tube 13, the lower end bearing of the transfusion tube 13 is connected with a movable tube 14, an impeller 15 is fixed on the outer side of the movable tube 14 through bolts, a branch tube 16 is communicated with the outer side of the lower end of the movable tube 14, a vertical rod 18 is fixed at the lower end of the movable tube 14 through a bolt, a liquid distribution cylinder 20 is fixed at the outer side of the purification tank 1 through a bolt, a solid material bin 24 is arranged at the upper end of the liquid distribution cylinder 20, a stirring rod 21 is arranged in the liquid distribution cylinder 20, a movable ring 22 is connected between the stirring rod 21 and the branch pipe 16, the upper end of the stirring rod 21 is welded with a poke rod 23, and the bottom of the solid material bin 24 is connected with a movable plate 25;
the heat recovery pipe 5 is of a spiral structure, the heat recovery pipe 5 is embedded with the outer wall of the lower end of the purification tank 1, spiral guide vanes 501 are arranged on the inner wall of the heat recovery pipe 5 at equal angles, meanwhile, heat conducting vanes 502 of a copper structure are uniformly arranged on the outer wall of the heat recovery pipe 5, the heat conducting vanes 502 are of a spiral structure, high-temperature flue gas in the heat recovery pipe 5 can be disturbed by the guide vanes 501, so that the circulation time of the flue gas in the pipeline is prolonged, the heat of the flue gas can be quickly conducted to the bottom of the purification tank 1 through the pipeline and the heat conducting vanes 502, the heat recovery in the high-temperature flue gas is realized, the spiral heat recovery pipe 5 can prolong the heat conduction time of the flue gas, and the heat recovery rate is improved;
the sliding blocks 8 are symmetrically distributed on the outer side of the filter screen 7, the return spring 801 is connected between the sliding blocks 8 and the air inlet pipe 6, the filter screen 7 and the air inlet pipe 6 form an elastic structure through the return spring 801, and when dust and impurities filtered on the outer side of the filter screen 7 are more and are blocked, the filter screen 7 can extrude the return spring 801 under the blowing of smoke, so that automatic displacement adjustment is realized, and the linkage rod 9 connected between the middle of the filter screen 7 is connected with the rotating shaft 11;
the right end of the linkage rod 9 is of a cross-shaped structure, the linkage rod 9 is in clearance fit with the rotating shaft 11, the scraping piece 10 fixed at the left end of the linkage rod 9 is attached to the surface of the filter screen 7, and the linkage rod 9 and the rotating shaft 11 can be automatically spliced when the filter screen 7 is blocked through the structure, so that the scraping piece 10 is driven to automatically clean the outer side of the filter screen 7, and manual cleaning and blocking prevention are not needed;
the infusion tube 13 is of a spiral structure, the infusion tube 13 is of a copper structure, and the contact area between the infusion tube 13 and the water vapor can be effectively increased through the bolt-shaped infusion tube 13, so that the infusion tube 13 can fully absorb heat in the water vapor, the water vapor is rapidly condensed, the recovery of water resources is realized, and the environmental protection performance of the device is improved;
the movable pipe 14 is communicated with the infusion pipe 13, the lower end of the movable pipe 14 is connected with a branch pipe 16 at an equal angle, the outer side of the branch pipe 16 is uniformly provided with spray heads 17, an impeller 15 connected to the outer side of the movable pipe 14 can automatically rotate under the action of smoke and water vapor, so that the branch pipe 16 is driven to synchronously rotate, the branch pipe 16 can uniformly spray a neutralizing agent into the desulfurization bin 2, the smoke treatment effect of the device is improved, a certain reaction force can be generated in the spraying process through the spray heads 17, and certain power is provided for the rotation of the branch pipe 16;
a bevel gear assembly 19 is connected between the vertical rod 18 and the rotating shaft 11, the rotating directions of the symmetrically distributed 2 groups of rotating shafts 11 are opposite, and the two groups of fan blades 12 on the outer side of the rotating shaft 11 can rotate reversely under the driving action of the vertical rod 18, so that the flue gas in the desulfurization bin 2 is disturbed, the retention time of the flue gas in the desulfurization bin 2 is prolonged, sulfides in the flue gas can fully react with the sprayed neutralizer, and the purifying effect of the device is improved;
the movable ring 22 is in bearing connection with the purification tank 1, the movable ring 22 and the branch pipe 16 are all of an integrated structure, and the branch pipe 16 can rotate to enable the branch pipe 16 to drive the stirring rod 21 to synchronously rotate, so that the neutralizer in the liquid preparation cylinder 20 is automatically and fully stirred, the neutralizer is prevented from precipitating, and the treatment effect of the device is further improved;
the movable plate 25 is distributed at equal angles with respect to the center line of the solid material bin 24, a torsion spring 2501 is connected between the movable plate 25 and the solid material bin 24, a support rod 2502 is arranged at the lower end of the movable plate 25, the rotation axes of the support rod 2502 and the movable plate 25 are staggered, the support rod 2502 corresponds to the poking rod 23 up and down, the lower end of the support rod 2502 is of an inclined plane structure, the poking rod 23 can intermittently contact with the support rod 2502 through rotation of the stirring rod 21, the movable plate 25 is pushed to rotate, the solid material bin 24 can automatically fall down, the device can automatically align and allocate the neutralizing agent, the operation is convenient, the workload of workers is reduced, and the device is convenient to operate
The working principle is as follows: when the environment-friendly high-temperature flue gas desulfurization device with the heat recovery function is used, firstly, as shown in fig. 1 and 8, high-temperature flue gas is introduced into the heat recovery pipe 5 and the air inlet pipe 6, at this time, the deflector 501 in the heat recovery pipe 5 can disturb and conduct heat to the flue gas, meanwhile, the heat recovery pipe 5 can rapidly conduct the heat of the flue gas absorbed by the heat recovery pipe to the bottom of the purification tank 1 through the heat conduction sheet 502, so as to dry and crystallize the reaction liquid accumulated at the bottom of the purification tank 1, and facilitate the later recovery of salt substances generated by the reaction, as shown in fig. 1-2 and 5, the high-temperature flue gas enters the desulfurization bin 2, the control spray head 17 sprays the neutralization liquid in the liquid distribution cylinder 20 to the desulfurization bin 2, so as to neutralize and remove sulfides in the flue gas, the treated flue gas can enter the condensation chamber 3 and be discharged from the purification tank 1, and simultaneously, the water vapor generated when the purification tank 1 crystallizes the generated salt solution can also enter the condensation chamber 3, in the process, the flue gas and the steam can push the impeller 15 to rotate, so that the impeller 15 drives the spray head 17 and the vertical rod 18 to synchronously rotate, the spray head 17 sprays more uniformly, meanwhile, the vertical rod 18 drives the rotating shaft 11 to synchronously rotate through the bevel gear component 19, the fan blades 12 on the outer side of the rotating shaft 11 can disturb the flue gas, the flue gas stays in the desulfurization bin 2 for a longer time, and the reaction time of the flue gas is prolonged;
as shown in fig. 1 and fig. 3-4, the filter screen 7 can filter dust and impurities in the flue gas, when the filter screen 7 is blocked, the resistance of the filter screen 7 to the flue gas is increased, so that the filter screen 7 can compress the return spring 801 and move, when the linkage rod 9 and the rotary shaft 11 are in contact with each other, the linkage rod 9 can drive the scraper 10 to automatically clean the surface of the filter screen 7, and when the filter screen 7 is cleaned, the filter screen 7 can reset under the elastic force of the return spring 801, so that the power of the rotary shaft 11 is prevented from being wasted;
as shown in fig. 1 and fig. 5-8, when vapor enters the condensation chamber 3, the infusion tube 13 can fully absorb heat in the vapor, so that the vapor can be rapidly condensed and flows into the liquid preparation cylinder 20, thereby realizing automatic recovery of water resources, meanwhile, the stirring rod 21 can be driven to synchronously rotate in the rotation process of the branch tube 16, thereby preventing the neutralizer in the liquid preparation cylinder 20 from precipitating, meanwhile, the stirring rod 21 can intermittently stir the movable plate 25 and the supporting rod 2502 through the stirring rod 23 to elastically rotate, so that the solid material chamber 24 can automatically discharge materials, so that the neutralizer can be automatically prepared in the smoke treatment process by the device, thereby effectively reducing the workload of workers, improving the practicability of the device, and further completing a series of work.
Those not described in detail in this specification are within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides an environment-friendly high temperature flue gas desulphurization unit with heat recovery function, includes purifying tank (1), heat recovery pipe (5), filter screen (7), impeller (15) and joins in marriage liquid barrel (20), its characterized in that: the interior partition of purification tank (1) is desulfurization storehouse (2) and condensation chamber (3), and the lower extreme outside of purification tank (1) has cup jointed heat preservation base (4), and the inside of heat preservation base (4) is provided with heat recovery pipe (5), be connected with intake pipe (6) between heat recovery pipe (5) and purification tank (1), and the inside of intake pipe (6) is provided with filter screen (7), and the lateral wall fixedly connected with slider (8) of filter screen (7), the inside bearing of filter screen (7) is connected with gangbar (9), and the left end bolt of gangbar (9) is fixed with doctor-bar (10), the inner wall of desulfurization storehouse (2) is connected with pivot (11), and the outside bolt of pivot (11) is fixed with flabellum (12), the inside of condensation chamber (3) is provided with transfer line (13), and the lower extreme bearing of transfer line (13) is connected with movable tube (14), and activity pipe (14) outside bolt fastening has impeller (15), the lower extreme outside intercommunication of activity pipe (14) has branch pipe (16), and the lower extreme bolt fastening of activity pipe (14) has montant (18), the outside bolt fastening of purifying tank (1) has a liquid distribution section of thick bamboo (20), and the upper end of a liquid distribution section of thick bamboo (20) installs solid feed bin (24) to the inside of a liquid distribution section of thick bamboo (20) is provided with puddler (21), be connected with between puddler (21) and branch pipe (16) activity ring (22), and the upper end welding of puddler (21) has poker rod (23), the bottom of solid feed bin (24) is connected with fly leaf (25).
2. The environment-friendly high-temperature flue gas desulfurization device with heat recovery function of claim 1, characterized in that: the heat recovery pipe (5) is of a spiral structure, the heat recovery pipe (5) is embedded with the outer wall of the lower end of the purification tank (1), spiral flow deflectors (501) are arranged on the inner wall of the heat recovery pipe (5) at equal angles, heat conducting fins (502) of a copper structure are uniformly arranged on the outer wall of the heat recovery pipe (5), and the heat conducting fins (502) are of a vortex structure.
3. The environment-friendly high-temperature flue gas desulfurization device with heat recovery function of claim 1, characterized in that: slider (8) symmetric distribution is in the outside of filter screen (7), and is connected with reset spring (801) between slider (8) and intake pipe (6), and filter screen (7) constitute elastic construction through reset spring (801) and intake pipe (6).
4. The environment-friendly high-temperature flue gas desulfurization device with heat recovery function of claim 1, characterized in that: the right end of the linkage rod (9) is of a cross-shaped structure, the linkage rod (9) is in clearance fit with the rotating shaft (11), and a scraping blade (10) fixed at the left end of the linkage rod (9) is attached to the surface of the filter screen (7).
5. The environment-friendly high-temperature flue gas desulfurization device with heat recovery function of claim 1, characterized in that: the infusion tube (13) is of a spiral structure, and the infusion tube (13) is of a copper structure.
6. The environment-friendly high-temperature flue gas desulfurization device with heat recovery function of claim 1, characterized in that: the movable tube (14) is communicated with the infusion tube (13), the lower end of the movable tube (14) is connected with a branch tube (16) at an equal angle, and the outer side of the branch tube (16) is uniformly provided with spray heads (17).
7. The environment-friendly high-temperature flue gas desulfurization device with heat recovery function of claim 1, characterized in that: a bevel gear component (19) is connected between the vertical rod (18) and the rotating shaft (11), and the rotating directions of the symmetrically distributed 2 groups of rotating shafts (11) are opposite.
8. The environment-friendly high-temperature flue gas desulfurization device with heat recovery function of claim 1, characterized in that: the movable ring (22) is connected with the purification tank (1) through a bearing, and the movable ring (22), the movable ring (22) and the branch pipe (16) are of an integrated structure.
9. The environment-friendly high-temperature flue gas desulfurization device with heat recovery function of claim 1, characterized in that: the movable plate (25) is distributed at equal angles relative to the center line of the solid material bin (24), a torsion spring (2501) is connected between the movable plate (25) and the solid material bin (24), a support rod (2502) is arranged at the lower end of the movable plate (25), the rotation axes of the support rod (2502) and the movable plate (25) are staggered, the positions of the support rod (2502) and the poke rod (23) are vertically corresponding, and the lower end of the support rod (2502) is of an inclined plane structure.
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| CN113332823A (en) * | 2021-06-17 | 2021-09-03 | 江苏朗斯汽车用品有限公司 | Lubricating oil production sprays dust collector |
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