CN115382363A - Integrated desulfurization waste heat recovery type dust removal and whiting removal device - Google Patents

Integrated desulfurization waste heat recovery type dust removal and whiting removal device Download PDF

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Publication number
CN115382363A
CN115382363A CN202211175905.3A CN202211175905A CN115382363A CN 115382363 A CN115382363 A CN 115382363A CN 202211175905 A CN202211175905 A CN 202211175905A CN 115382363 A CN115382363 A CN 115382363A
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fixedly connected
pipe
barrel
water
gas
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CN202211175905.3A
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CN115382363B (en
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于延生
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Beijing Hanhai Qingtian Environmental Protection Technology Co ltd
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Beijing Hanhai Qingtian Environmental Protection Technology Co ltd
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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
    • B01D53/26—Drying gases or vapours
    • B01D53/265—Drying gases or vapours by refrigeration (condensation)
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/05—Separating dispersed particles from gases, air or vapours by liquid as separating agent by condensation of the separating agent
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J3/00—Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28B—STEAM OR VAPOUR CONDENSERS
    • F28B1/00—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser
    • F28B1/02—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser using water or other liquid as the cooling medium
    • F28B1/04—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser using water or other liquid as the cooling medium employing moving walls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28B—STEAM OR VAPOUR CONDENSERS
    • F28B9/00—Auxiliary systems, arrangements, or devices
    • F28B9/04—Auxiliary systems, arrangements, or devices for feeding, collecting, and storing cooling water or other cooling liquid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F5/00—Elements specially adapted for movement
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2215/00—Preventing emissions
    • F23J2215/20—Sulfur; Compounds thereof
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chimneys And Flues (AREA)

Abstract

The invention discloses an integrated desulfurization waste heat recovery type dust removal and whitening device in the technical field of flue gas treatment, which comprises a gas barrel, wherein the bottom end of the gas barrel is fixedly connected with a sewage barrel, and the surface of the sewage barrel is uniformly and fixedly connected with a plurality of supporting rods; a desulfurization box is arranged at the right side position of the gas barrel, an air inlet is arranged on the side surface of the bottom of the desulfurization box, and the desulfurization box is communicated with the upper part of the surface of the gas barrel; the surface of the gas barrel is provided with a driving mechanism, and the driving mechanism is used for driving the cooling mechanism to rotate and operate through the rotating frame, so that dust in gas in the gas barrel is adhered to the surface of the cooling mechanism to achieve the effect of dust removal; the surface of the rotating frame is provided with a cleaning mechanism, and the cleaning mechanism is used for cleaning dust adhered to the surface of the cooling mechanism; the device passes through actuating mechanism drive rotating turret and rotates, and the rotating turret drives cooling mechanism and rotates, can play and retrieve the flue gas heat, accomplishes the processing of disappearing white and removing dust to the flue gas, can play effectual protection effect to the environment.

Description

Integrated desulfurization waste heat recovery type dust removal and whiting removal device
Technical Field
The invention relates to the technical field of flue gas treatment, in particular to an integrated desulfurization waste heat recovery type dust removal and whitening device.
Background
The flue gas generated during combustion of the boiler contains a large amount of substances such as dust, sulfur dioxide, water vapor and the like, and because the temperature of the flue gas is very high, if the water vapor in the flue gas is directly discharged, the water vapor can be directly liquefied into a large amount of small water drops to form water mist when cold air is encountered, and the water mist can form haze after being attached to the surface of the dust in the air, so that harmful substances such as the dust and the sulfur dioxide need to be removed before the flue gas is discharged, and the discharged flue gas needs to be subjected to whitening treatment; the existing mode of eliminating the white smoke is that the smoke is cooled before smoke emission normally, and the water vapor in the smoke can be directly liquefied after the smoke is cooled, so that the white smoke elimination can be completed while the heat of the smoke and the water vapor are recovered.
The existing cooling mode is that the smoke is sprayed by cold water or a plurality of sections of bent heat conduction pipes are arranged, and the heat of the smoke is absorbed by the circulation of cold water in the heat conduction pipes; when cold water sprays flue gas, dust in the flue gas can be directly dissolved into the water, so that the sprayed water is difficult to continue to use; and the mode through the heat pipe is when the cooling, and the vapor in the air can direct liquefaction on the heat pipe surface, and the dust in the air can direct adhesion on the heat pipe surface when contacting the heat pipe, then can influence the cooling effect of heat pipe when the dust of heat pipe surface adhesion is than thick.
Disclosure of Invention
The invention aims to provide an integrated desulfurization waste heat recovery type dust removal and white removal device which can complete white removal and dust removal of flue gas and can recover heat of the flue gas so as to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the integrated desulfurization waste heat recovery type dust removal and white removal device comprises an air barrel, wherein the bottom end of the air barrel is fixedly connected with a sewage barrel, and the surface of the sewage barrel is uniformly and fixedly connected with a plurality of supporting rods; a desulfurization box is arranged at the right side of the gas barrel, an air inlet is formed in the side surface of the bottom of the desulfurization box, and the desulfurization box is communicated with the upper part of the surface of the gas barrel; the gas barrel is rotatably connected with a rotating frame, the surface of the rotating frame is provided with a cooling mechanism, and the cooling mechanism is used for cooling and liquefying desulfurized gas on the surface of the cooling mechanism to remove vapor in the gas barrel so as to achieve the effect of eliminating white spots; the surface of the gas barrel is provided with a driving mechanism, and the driving mechanism is used for driving the cooling mechanism to rotate and operate through the rotating frame, so that dust in gas in the gas barrel is adhered to the surface of the cooling mechanism to achieve the effect of dust removal; the surface of the rotating frame is provided with a cleaning mechanism, and the cleaning mechanism is used for cleaning up dust adhered to the surface of the cooling mechanism.
The cooling mechanism comprises two conveyor belts, the two conveyor belts are distributed at the front side and the rear side of the rotating frame, and the two conveyor belts are in transmission connection with the rotating frame; the surface of the conveyor belt is uniformly and rotatably connected with a plurality of heat conduction pipes, and the heat conduction pipes are in a vertically through shape; the gas barrel is internally provided with a water changing mechanism which is used for changing heated water in the heat conducting pipe into cold water after the heat conducting pipe is driven for a circle along the conveying belt.
The water changing mechanism comprises a water inlet pipe, and the water inlet pipe is fixedly connected with the air barrel; the middle part of the inner wall of the upper side of the gas barrel is rotatably connected with a telescopic pipe, the telescopic pipe is communicated with a water inlet pipe, the front side and the rear side of the bottom of the telescopic pipe are symmetrically and fixedly connected with water injection ports, and the water injection ports are in sliding connection with a rotating frame; the water injection ports on the front side and the rear side are respectively positioned at the upper side positions of the heat conduction pipes at the rearmost position and the foremost position; the bottom side part of the surface of the extension tube is fixedly connected with a first spring, and the upper end of the first spring is fixedly connected with the air barrel; six first extrusion blocks are uniformly and fixedly connected to the inner wall of the upper side of the air barrel, and are distributed on the surface of the inner wall of the upper side of the air barrel in a circumferential array manner; the front side and the rear side are respectively attached to the water injection ports on the front side and the rear side by the first extrusion blocks.
The bottom of the gas barrel is rotatably connected with a rotating disc, the rotating disc is fixedly connected with a rotating frame, a first drainage pipe is arranged on the surface of the rotating disc, two drainage ports are arranged on the surface of the first drainage pipe, and the two drainage ports are respectively positioned at the bottom of the heat conduction pipe at the left rear position of the front side and the right front position of the rear side; the first drainage pipe is connected with the rotating disc in a sliding manner; the bottom position in the heat conduction pipe is connected with a first sealing plug in a sliding mode, the first sealing plug is attached to the bottom drainage position of the heat conduction pipe in a sealing mode, the surface of the first sealing plug is fixedly connected with a second spring, and the other end of the second spring is fixedly connected with the heat conduction pipe; a second sealing plug is slidably connected to the position, located at the water outlet, in the first drainage pipe, the second sealing plug is in sealing fit with the water outlet of the first drainage pipe, the surface of the first sealing plug is fixedly connected with a third spring, and the other end of the third spring is fixedly connected with the first drainage pipe; the surface of the sewage bucket is fixedly connected with a fixing frame, the surface of the fixing frame is uniformly and fixedly connected with six second extrusion blocks, and the six second extrusion blocks are distributed at the bottom of the air bucket in a circumferential array manner; the second extrusion blocks at the front side and the rear side are respectively attached to the front side and the rear side of the first drainage pipe; the left side and the right side of the surface of the bottom side of the rotating disc are symmetrically and fixedly connected with first exhaust pipes, and the first exhaust pipes penetrate through the rotating disc.
The driving mechanism comprises a motor, the motor is fixedly connected with the gas barrel, and the bottom end of an output shaft of the motor is fixedly connected with a first gear; the surface of the upper side of the rotating frame is fixedly connected with a first inner gear ring, and the first gear is meshed with the first inner gear ring; the inner wall of the upper side of the air barrel is fixedly connected with a second inner gear ring; the upper side surfaces of the rotating shafts at the rear side position and the front side position in the conveying belts at the front side and the rear side are fixedly connected with second gears, and the second gears at the front side and the rear side are simultaneously meshed with a second inner gear ring; the second inner gear ring is an incomplete inner gear ring, teeth on the surface of the second inner gear ring are uniformly divided into six parts, and the six first extrusion blocks and the teeth of the six parts in the second inner gear ring are distributed at intervals.
The cleaning mechanism comprises two racks, the two racks are distributed at the front side and the rear side of the surface of the rotating frame, and the two racks are fixedly connected with the rotating frame; the upper side surface of the heat conduction pipe is fixedly connected with a third gear, and the third gear is meshed with the rack; the heat pipe surface is equipped with the screw thread scraper blade, the screw thread scraper blade is equal with the height of heat pipe surface laminating and screw thread scraper blade, screw thread scraper blade and conveyer belt fixed connection.
The middle part of the side surface of the bottom of the sewage bucket is upwards convex, and the middle part of the side surface of the bottom of the sewage bucket is fixedly connected with a collecting bucket; inclined scrapers are fixedly connected to the left side and the right side of the bottom side surface of the rotating disc, the two inclined scrapers are attached to the inner wall of the bottom side of the sewage bucket, and the two inclined scrapers are distributed in the sewage bucket in a circumferential array; the bottom end of the first exhaust pipe is positioned at the bottom side position of the inner edge of the sewage bucket; and the upper part of the front side surface of the sewage bucket is fixedly connected with a second exhaust pipe.
The right side surface of the collecting barrel is fixedly connected with a second drain pipe, and the second drain pipe is rotationally connected with the first drain pipe; the side surface of the bottom of the collecting barrel is provided with a discharge hole.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, flue gas is injected into the desulfurization box through the gas inlet for desulfurization, the desulfurized flue gas can directly enter the gas barrel from the upper side position of the gas barrel, and the flue gas can be gathered at the upper side position in the gas barrel due to the upward drifting of high-temperature gas, so that the effect of cooling the flue gas in the gas barrel can be achieved through the cooling mechanism; can drive the rotating turret through starting actuating mechanism and rotate, can drive cooling mechanism through the rotating turret and follow the rotating turret and rotate, can effectually promote cooling mechanism's cooling scope and cooling effect when following the rotating turret through cooling mechanism, also can promote the contact effect of dust and cooling mechanism in the gas bucket flue gas simultaneously.
2. According to the invention, when the conveyor belt drives all the heat conduction pipes to transmit, the heat conduction pipes can drive the third gear on the surface to transmit, and the heat conduction pipes can be driven to rotate under the action of the rack during the third gear transmission, so that the effect of full contact with the flue gas in the gas barrel can be achieved when the heat conduction pipes rotate, and the cooling effect of the heat conduction pipes can be further improved; vapor in the flue gas can direct liquefaction on the heat pipe surface when contacting the heat pipe, and the dust in the flue gas can directly adhere to on the heat pipe surface when contacting the heat pipe, and cooperation screw thread scraper blade can scrape the dust on heat pipe surface when the heat pipe rotates to the cooling effect of promotion heat pipe that can step forward.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the split structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the air barrel according to the present invention;
FIG. 4 is an enlarged schematic view of A in FIG. 3;
FIG. 5 is a schematic illustration of the disassembled structure of FIG. 3 according to the present invention;
FIG. 6 is an enlarged view of B in FIG. 5;
FIG. 7 is a schematic view of the driving mechanism of the present invention;
FIG. 8 is a schematic structural view of the bottom view of FIG. 3 of the present invention;
FIG. 9 is a schematic structural view of a partial cross-sectional view of a heat pipe in the present invention;
fig. 10 is an enlarged schematic view of C in fig. 9.
In the drawings, the reference numbers indicate the following list of parts:
1. a gas barrel; 2. a sewage bucket; 3. a support bar; 4. a desulfurization box; 5. an air inlet; 6. a rotating frame; 7. a conveyor belt; 8. a heat conducting pipe; 9. a water inlet pipe; 10. a telescopic pipe; 11. a water injection port; 12. a first spring; 13. a first extrusion block; 14. rotating the disc; 15. a first drain pipe; 16. a first sealing plug; 17. a second spring; 18. a second sealing plug; 19. a third spring; 20. a fixed mount; 21. a second extrusion block; 22. a first exhaust pipe; 23. a motor; 24. a first gear; 25. a first ring gear; 26. a second ring gear; 27. a second gear; 28. a rack; 29. a third gear; 30. a threaded scraper; 31. a collection barrel; 32. an inclined scraper; 33. a second exhaust pipe; 34. a second drain pipe; 35. a discharge outlet.
Detailed Description
Referring to fig. 1-10, the present invention provides a technical solution: the integrated desulfurization waste heat recovery type dust removal and white removal device comprises an air barrel 1, wherein the bottom end of the air barrel 1 is fixedly connected with a sewage barrel 2, and the surface of the sewage barrel 2 is uniformly and fixedly connected with a plurality of support rods 3; a desulfurization box 4 is arranged at the right side position of the gas barrel 1, an air inlet 5 is arranged on the bottom side surface of the desulfurization box 4, and the desulfurization box 4 is communicated with the upper part of the surface of the gas barrel 1; a rotating frame 6 is rotationally connected in the gas barrel 1, a cooling mechanism is arranged on the surface of the rotating frame 6, the cooling mechanism is used for cooling and liquefying desulfurized gas on the surface of the cooling mechanism, and water vapor in the gas barrel 1 is removed to achieve the effect of whitening; the surface of the gas barrel 1 is provided with a driving mechanism, and the driving mechanism is used for driving the cooling mechanism to rotate and operate through the rotating frame 6, so that dust in the gas barrel 1 is adhered to the surface of the cooling mechanism to achieve the effect of dust removal; the surface of the rotating frame 6 is provided with a cleaning mechanism which is used for cleaning dust adhered to the surface of the cooling mechanism;
during operation, smoke generated during combustion of a boiler contains a large amount of substances such as dust, sulfur dioxide, water vapor and the like, and due to the fact that the temperature of the smoke is very high, if the water vapor in the smoke is directly discharged, the water vapor is directly liquefied into a large amount of small water drops to form water mist when cold air is encountered, the water mist is attached to the surface of dust in the air and forms haze, and therefore harmful substances such as the dust and the sulfur dioxide need to be removed and the discharged smoke needs to be whitened before the smoke is discharged; the existing smoke whitening method is characterized in that smoke is cooled before smoke is discharged, and water vapor in the smoke can be directly liquefied after the smoke is cooled, so that smoke whitening can be finished while smoke heat and water vapor are recovered; the existing cooling method is generally to spray the flue gas through cold water or to arrange a plurality of sections of bent heat conduction pipes 8, and the heat of the flue gas is absorbed through the circulation of cold water in the heat conduction pipes 8; when cold water sprays flue gas, dust in the flue gas can be directly dissolved into the water, so that the sprayed water is difficult to continue to use; when the cooling is performed by means of the heat conduction pipe 8, water vapor in the air can be directly liquefied on the surface of the heat conduction pipe 8, dust in the air can be directly adhered to the surface of the heat conduction pipe 8 when contacting the heat conduction pipe 8, and the cooling effect of the heat conduction pipe 8 can be affected when the dust adhered to the surface of the heat conduction pipe 8 is thicker; according to the device, flue gas is injected into the desulfurization box 4 through the air inlet 5 for desulfurization, the desulfurized flue gas can directly enter the gas barrel 1 from the upper side position of the gas barrel 1, and the flue gas can gather at the upper side position in the gas barrel 1 due to the fact that high-temperature gas can float upwards, and the effect of cooling the flue gas in the gas barrel 1 can be achieved through the cooling mechanism; the rotating frame 6 can be driven to rotate by starting the driving mechanism, the rotating frame 6 can drive the cooling mechanism to rotate along with the rotating frame 6, the cooling range and the cooling effect of the cooling mechanism can be effectively improved when the cooling mechanism rotates along with the rotating frame 6, and meanwhile, the contact effect of dust in smoke in the gas barrel 1 and the cooling mechanism can also be improved; when the vapor in cooling mechanism and the flue gas contacted, vapor can direct liquefaction construct the surface at cooling, when the dust contact in cooling mechanism and the flue gas, the dust can be direct adhesion on cooling mechanism surface under the effect of globule, then can be instant through clearance mechanism will cool down the dust clean up on mechanism surface to can effectually guarantee the cooling effect of cooling mechanism.
As a further scheme of the invention, the cooling mechanism comprises two conveyor belts 7, the two conveyor belts 7 are distributed at the front side and the rear side of the rotating frame 6, and the two conveyor belts 7 are in transmission connection with the rotating frame 6; the surface of the conveyor belt 7 is uniformly and rotatably connected with a plurality of heat conduction pipes 8, and the heat conduction pipes 8 are vertically through; the gas barrel 1 is internally provided with a water changing mechanism which is used for changing heated water in the heat conduction pipe 8 into cold water after the heat conduction pipe 8 is driven for a circle along the conveyor belt 7; the during operation, when the flue gas enters into gas bucket 1 in, can drive rotating turret 6 through starting actuating mechanism this moment and rotate, then can drive two conveyer belts 7 on its surface when rotating turret 6 rotates and follow rotating turret 6 and rotate, conveyer belt 7 can drive all heat pipes 8 on its surface and follow rotating turret 6 and rotate, fully contact through a plurality of heat pipes 8 and flue gas, can play fine cooling effect to the flue gas, after heat pipe 8 is heated, can arrange away the hot water in the heat pipe 8 and pour into cold water into in the heat pipe 8 through the mechanism of changing water.
As a further scheme of the invention, the water changing mechanism comprises a water inlet pipe 9, and the water inlet pipe 9 is fixedly connected with the air barrel 1; the middle part of the inner wall of the upper side of the air barrel 1 is rotatably connected with a telescopic pipe 10, the telescopic pipe 10 is communicated with a water inlet pipe 9, the front side and the rear side of the bottom of the telescopic pipe 10 are symmetrically and fixedly connected with water injection ports 11, and the water injection ports 11 are slidably connected with a rotating frame 6; the front and rear water injection ports 11 are respectively positioned at the upper side positions of the heat conduction pipe 8 at the rearmost position and the foremost position; the bottom part of the surface of the extension tube 10 is fixedly connected with a first spring 12, and the upper end of the first spring 12 is fixedly connected with the air barrel 1; six first extrusion blocks 13 are uniformly and fixedly connected to the inner wall of the upper side of the air barrel 1, and the six first extrusion blocks 13 are distributed on the surface of the inner wall of the upper side of the air barrel 1 in a circumferential array manner; the first extrusion blocks 13 at the front side and the rear side are respectively attached to the water injection ports 11 at the front side and the rear side; when the heat pipe cooling device works, when cold water needs to be injected into the heat pipe 8, the driving mechanism drives the rotating frame 6 to rotate at the moment, the rotating frame 6 can drive the telescopic pipe 10 to rotate, so that the two water injection ports 11 on the surface of the telescopic pipe 10 rotate to the bottom positions of the two first extrusion blocks 13, at the moment, the two water injection ports 11 can be pressed downwards to the positions communicated with the heat pipe 8 at the bottom of the water injection ports 11 under the action of the first extrusion blocks 13, and when the water injection ports are communicated with the heat pipe 8, the water inlet pipe 9 can inject the cold water into the two heat pipe 8 through the water injection ports 11; after the cold water in the heat pipe 8 is filled, the driving mechanism drives the rotating frame 6 to continue rotating, the rotating frame 6 can drive the water filling port 11 to rotate to a position separated from the first extrusion block 13, and when the water filling port 11 is separated from the first extrusion block 13, the water filling port 11 moves upwards to reset and is separated from the heat pipe 8 under the action of the first spring 12.
As a further scheme of the invention, a rotating disc 14 is rotatably connected to the bottom position of the air barrel 1, the rotating disc 14 is fixedly connected with the rotating frame 6, a first water drainage pipe 15 is arranged on the surface of the rotating disc 14, two water outlets are arranged on the surface of the first water drainage pipe 15, and the two water outlets are respectively located at the bottom positions of the heat conducting pipes 8 at the front left rear position and the rear right front position; the first drainage pipe 15 is connected with the rotating disc 14 in a sliding mode; the bottom position in the heat conduction pipe 8 is connected with a first sealing plug 16 in a sliding manner, the first sealing plug 16 is attached to the drainage position at the bottom of the heat conduction pipe 8 in a sealing manner, the surface of the first sealing plug 16 is fixedly connected with a second spring 17, and the other end of the second spring 17 is fixedly connected with the heat conduction pipe 8; a second sealing plug 18 is slidably connected to the position, located at the water outlet, inside the first water drainage pipe 15, the second sealing plug 18 is in sealing fit with the water outlet of the first water drainage pipe 15, the surface of the first sealing plug 16 is fixedly connected with a third spring 19, and the other end of the third spring 19 is fixedly connected with the first water drainage pipe 15; the surface of the sewage bucket 2 is fixedly connected with a fixed frame 20, the surface of the fixed frame 20 is uniformly and fixedly connected with six second extrusion blocks 21, and the six second extrusion blocks 21 are distributed at the bottom of the air bucket 1 in a circumferential array manner; the second extrusion blocks 21 at the front side and the rear side are respectively attached to the front side and the rear side of the first drainage pipe 15; the left side and the right side of the bottom surface of the rotating disc 14 are symmetrically and fixedly connected with first exhaust pipes 22, and the first exhaust pipes 22 penetrate through the rotating disc 14; when the water draining device works, when the driving mechanism drives the rotating frame 6 to rotate, the rotating frame 6 can drive the rotating disc 14 to rotate, and when the rotating disc 14 rotates, the first water draining pipe 15 on the surface of the rotating disc can be driven to rotate; when the cold water in the heat conduction pipe 8 is heated to the highest temperature by the flue gas in the gas barrel 1, the heat conduction pipe 8 is just positioned at the upper side position of the first water drainage pipe 15; when the rotating disc 14 continues to rotate, the two water outlet positions of the first water discharge pipe 15 are driven to move to the upper side positions of the two second extrusion blocks 21, the first water discharge pipe 15 is pressed upwards under the action of the second extrusion blocks 21, when the first water discharge pipe 15 moves to the uppermost position, the first water discharge pipe 15 is communicated with the bottom end of the heat conduction pipe 8, when the first water discharge pipe 15 is communicated with the heat conduction pipe 8, the first piston in the heat conduction pipe 8 presses the second piston downwards relative to the first water discharge pipe 15 through the second spring 17, and the second piston compresses the third spring 19 to move downwards so that the water outlet on the surface of the first water discharge pipe 15 is opened; when the second piston moves downwards to the maximum degree, the second piston does not move downwards any more, at the moment, the second piston presses the first piston upwards, and when the first piston moves upwards, hot water in the heat conduction pipe 8 directly flows into the first water drainage pipe 15; after the hot water in the heat pipe 8 is drained, the rotating disc 14 drives the first drain pipe 15 to rotate to a position where the first drain pipe 15 is separated from the second extrusion block 21, at this time, under the action of the gravity of the first drain pipe 15, the first drain pipe 15 is separated from the heat pipe 8, and then under the action of the second spring 17 and the third spring 19, the first sealing plug 16 and the second sealing plug 18 are reset to seal the heat pipe 8 and the first drain pipe 15.
As a further scheme of the invention, the driving mechanism comprises a motor 23, the motor 23 is fixedly connected with the air barrel 1, and the bottom end of an output shaft of the motor 23 is fixedly connected with a first gear 24; the surface of the upper side of the rotating frame 6 is fixedly connected with a first inner gear ring 25, and a first gear 24 is meshed with the first inner gear ring 25; the inner wall of the upper side of the air barrel 1 is fixedly connected with a second inner gear ring 26; the upper side surfaces of the rotating shafts at the rear side position and the front side position in the front and rear side conveyor belts 7 are fixedly connected with second gears 27, and the second gears 27 at the front and rear sides are simultaneously meshed with a second inner gear ring 26; the second inner gear ring 26 is an incomplete inner gear ring, teeth on the surface of the second inner gear ring 26 are uniformly divided into six parts, and the six first extrusion blocks 13 and the teeth of the six parts in the second inner gear ring 26 are distributed at intervals; when the desulfurization gas generator works, when desulfurized flue gas enters the gas barrel 1, the motor 23 is started at the moment, the motor 23 drives the first gear 24 to rotate, the first gear 24 drives the first inner gear ring 25 to rotate when rotating, the first inner gear ring 25 drives the rotating frame 6 to rotate when rotating, and the rotating frame 6 drives all the heat conducting pipes 8 to rotate along with the rotating frame 6 through the two conveyor belts 7 when rotating; when the front and rear conveyor belts 7 rotate along with the rotating frame 6, the front and rear second gears 27 start to intermittently rotate under the action of the second inner gear ring 26; when the water filling port 11 rotates to the position attached to the first extrusion block 13, the second gear 27 just moves to the portion without teeth in the second ring gear 26, and at this time, the transmission belt 7 stops transmission when the turret 6 rotates, so that the heat pipe 8 at the bottom of the water filling port 11 can complete water filling and the heat pipe 8 at the upper side of the water discharge port of the first water discharge pipe 15 can complete water discharge.
As a further scheme of the invention, the cleaning mechanism comprises two racks 28, the two racks 28 are distributed at the front side and the rear side of the surface of the rotating frame 6, and the two racks 28 are fixedly connected with the rotating frame 6; the upper side surface of the heat conduction pipe 8 is fixedly connected with a third gear 29, and the third gear 29 is meshed with the rack 28; the surface of the heat conduction pipe 8 is provided with a threaded scraper 30, the threaded scraper 30 is attached to the surface of the heat conduction pipe 8, the height of the threaded scraper 30 is equal to that of the heat conduction pipe 8, and the threaded scraper 30 is fixedly connected with the conveyor belt 7; the during operation, when conveyer belt 7 drives all heat pipe 8 transmissions, heat pipe 8 can drive the transmission of surperficial third gear 29, can drive heat pipe 8 and rotate under the effect of rack 28 during the transmission of third gear 29, can play the effect of abundant contact of flue gas in with gas bucket 1 when heat pipe 8 rotates, the cooling effect of promotion heat pipe 8 that can be further, cooperation screw thread scraper blade 30 can scrape the dust on heat pipe 8 surface when heat pipe 8 rotates simultaneously.
As a further scheme of the invention, the bottom surface of the sewage bucket 2 is of an upward convex shape with the middle part, and the middle part of the bottom surface of the sewage bucket 2 is fixedly connected with a collecting bucket 31; the left side and the right side of the bottom surface of the rotating disc 14 are fixedly connected with inclined scrapers 32, the two inclined scrapers 32 are attached to the inner wall of the bottom side of the sewage bucket 2, and the two inclined scrapers 32 are distributed in the sewage bucket 2 in a circumferential array; the bottom end of the first exhaust pipe 22 is positioned at the bottom side position at the inner edge of the sewage bucket 2; a second exhaust pipe 33 is fixedly connected with the upper part of the front side surface of the sewage bucket 2; during operation, the flue gas cooled and dedusted in the gas barrel 1 finally enters the sewage barrel 2 through the first exhaust pipe 22, and the water droplets liquefied on the surface of the heat conduction pipe 8 finally enter the sewage barrel 2 through the first exhaust pipe 22; when the flue gas in the gas barrel 1 enters the sewage barrel 2 through the first exhaust pipe 22, the flue gas is washed once by the water in the sewage barrel 2 to achieve a further dust removal effect, and then the flue gas can be discharged through the second exhaust pipe 33; because the water in the slop pail 2 contains a large amount of dust, the smoke can be difficult to clean after the dust content reaches a certain degree, the rotating disc 14 can drive the two inclined scrapers 32 to rotate, and under the action of the two inclined scrapers 32, the dust and impurities which are insoluble in water in the slop pail 2 can be continuously scraped into the collecting bucket 31.
As a further scheme of the present invention, a second drainage pipe 34 is fixedly connected to the right side surface of the collecting barrel 31, and the second drainage pipe 34 is rotatably connected with the first drainage pipe 15; the bottom surface of the collecting barrel 31 is provided with a discharge outlet 35; in operation, after entering the first drainage pipe 15, the hot water in the heat conduction pipe 8 can be drained through the second drainage pipe 34; when more dust and impurities are collected in the collecting tub 31 or water in the slop water tub 2 overflows into the collecting tub 31, the water can be discharged through the discharge opening 35.

Claims (8)

1. Integral type desulfurization waste heat recovery type is removed dust and is taken off white device, including gas bucket (1), its characterized in that: the bottom end of the air barrel (1) is fixedly connected with a sewage barrel (2), and the surface of the sewage barrel (2) is uniformly and fixedly connected with a plurality of supporting rods (3); a desulfurization box (4) is arranged at the right side position of the gas barrel (1), an air inlet (5) is formed in the bottom side surface of the desulfurization box (4), and the desulfurization box (4) is communicated with the upper part of the surface of the gas barrel (1); the gas barrel (1) is rotatably connected with a rotating frame (6), the surface of the rotating frame (6) is provided with a cooling mechanism, the cooling mechanism is used for cooling and liquefying desulfurized gas on the surface of the cooling mechanism, and water vapor in the gas barrel (1) is removed to achieve the effect of whitening; the surface of the gas barrel (1) is provided with a driving mechanism, and the driving mechanism is used for driving the cooling mechanism to rotate and operate through the rotating frame (6), so that dust in gas in the gas barrel (1) is adhered to the surface of the cooling mechanism to achieve the effect of dust removal; the surface of the rotating frame (6) is provided with a cleaning mechanism, and the cleaning mechanism is used for cleaning up dust adhered to the surface of the cooling mechanism.
2. The integrated desulfurization waste heat recovery type dust and white removal device according to claim 1, characterized in that: the cooling mechanism comprises two conveyor belts (7), the two conveyor belts (7) are distributed at the front side and the rear side of the rotating frame (6), and the two conveyor belts (7) are in transmission connection with the rotating frame (6); the surface of the conveyor belt (7) is uniformly and rotatably connected with a plurality of heat conduction pipes (8), and the heat conduction pipes (8) are vertically communicated; the gas barrel (1) is internally provided with a water changing mechanism, and the water changing mechanism is used for changing heated water in the heat conduction pipe (8) into cold water after the heat conduction pipe (8) is transmitted for a circle along the conveyor belt (7).
3. The integrated desulfurization waste heat recovery type dust and white removal device according to claim 2, characterized in that: the water changing mechanism comprises a water inlet pipe (9), and the water inlet pipe (9) is fixedly connected with the air barrel (1); the middle part of the inner wall of the upper side of the air barrel (1) is rotatably connected with a telescopic pipe (10), the telescopic pipe (10) is communicated with a water inlet pipe (9), water filling ports (11) are symmetrically and fixedly connected to the front side and the rear side of the bottom of the telescopic pipe (10), and the water filling ports (11) are slidably connected with the rotating frame (6); the water injection ports (11) on the front side and the rear side are respectively positioned at the upper side positions of the heat conduction pipes (8) at the rearmost position and the foremost position; the bottom part of the surface of the telescopic pipe (10) is fixedly connected with a first spring (12), and the upper end of the first spring (12) is fixedly connected with the air barrel (1); the inner wall of the upper side of the air barrel (1) is uniformly and fixedly connected with six first extrusion blocks (13), and the six first extrusion blocks (13) are distributed on the surface of the inner wall of the upper side of the air barrel (1) in a circumferential array; the front side and the rear side of the water injection device are respectively provided with a first extrusion block (13) which is respectively jointed with the water injection ports (11) on the front side and the rear side.
4. The integrated desulfurization waste heat recovery type dust and white removal device according to claim 2, characterized in that: the bottom of the gas barrel (1) is rotatably connected with a rotating disc (14), the rotating disc (14) is fixedly connected with a rotating frame (6), a first drainage pipe (15) is arranged on the surface of the rotating disc (14), two drainage ports are arranged on the surface of the first drainage pipe (15), and the two drainage ports are respectively positioned at the bottom of the heat conduction pipe (8) at the left rear position of the front side and the right front position of the rear side; the first drainage pipe (15) is connected with the rotating disc (14) in a sliding manner; the bottom position in the heat conduction pipe (8) is connected with a first sealing plug (16) in a sliding mode, the first sealing plug (16) is attached to the drainage position at the bottom of the heat conduction pipe (8) in a sealing mode, the surface of the first sealing plug (16) is fixedly connected with a second spring (17), and the other end of the second spring (17) is fixedly connected with the heat conduction pipe (8); a second sealing plug (18) is slidably connected to the position, located at the water outlet, in the first water drainage pipe (15), the second sealing plug (18) is in sealing fit with the water outlet of the first water drainage pipe (15), a third spring (19) is fixedly connected to the surface of the first sealing plug (16), and the other end of the third spring (19) is fixedly connected with the first water drainage pipe (15); the surface of the sewage bucket (2) is fixedly connected with a fixing frame (20), the surface of the fixing frame (20) is uniformly and fixedly connected with six second extrusion blocks (21), and the six second extrusion blocks (21) are distributed at the bottom of the air bucket (1) in a circumferential array; the second extrusion blocks (21) at the front side and the rear side are respectively attached to the front side and the rear side of the first drainage pipe (15); the left side and the right side of the bottom surface of the rotating disc (14) are symmetrically and fixedly connected with first exhaust pipes (22), and the first exhaust pipes (22) penetrate through the rotating disc (14).
5. The integrated desulfurization waste heat recovery type dust and white removal device according to claim 3, characterized in that: the driving mechanism comprises a motor (23), the motor (23) is fixedly connected with the air barrel (1), and the bottom end of an output shaft of the motor (23) is fixedly connected with a first gear (24); the surface of the upper side of the rotating frame (6) is fixedly connected with a first inner gear ring (25), and the first gear (24) is meshed with the first inner gear ring (25); the inner wall of the upper side of the air barrel (1) is fixedly connected with a second inner gear ring (26); the upper side surfaces of the rotating shafts at the rear side position and the front side position in the conveying belts (7) at the front side and the rear side are fixedly connected with second gears (27), and the second gears (27) at the front side and the rear side are simultaneously meshed with a second inner gear ring (26); the second inner gear ring (26) is an incomplete inner gear ring, teeth on the surface of the second inner gear ring (26) are uniformly divided into six parts, and the six first extrusion blocks (13) and the teeth of the six parts in the second inner gear ring (26) are distributed at intervals.
6. The integrated desulfurization waste heat recovery type dust and white removal device according to claim 1, characterized in that: the cleaning mechanism comprises two racks (28), the two racks (28) are distributed at the front side and the rear side of the surface of the rotating frame (6), and the two racks (28) are fixedly connected with the rotating frame (6); the upper side surface of the heat conduction pipe (8) is fixedly connected with a third gear (29), and the third gear (29) is meshed with the rack (28); the surface of the heat conduction pipe (8) is provided with a thread scraper (30), the surface of the thread scraper (30) is attached to the surface of the heat conduction pipe (8), the height of the thread scraper (30) is equal to that of the heat conduction pipe (8), and the thread scraper (30) is fixedly connected with the conveyor belt (7).
7. The integrated desulfurization waste heat recovery type dust and white removal device according to claim 4, characterized in that: the bottom surface of the sewage bucket (2) is of an upward convex shape with the middle part, and the middle part of the bottom surface of the sewage bucket (2) is fixedly connected with a collecting bucket (31); inclined scrapers (32) are fixedly connected to the left side and the right side of the bottom surface of the rotating disc (14), the two inclined scrapers (32) are attached to the inner wall of the bottom side of the sewage bucket (2), and the two inclined scrapers (32) are distributed in the sewage bucket (2) in a circumferential array manner; the bottom end of the first exhaust pipe (22) is positioned at the bottom side position at the inner edge of the sewage bucket (2); the upper side part of the front side surface of the sewage bucket (2) is fixedly connected with a second exhaust pipe (33).
8. The integrated desulfurization waste heat recovery type dust and white removal device according to claim 7, characterized in that: the right side surface of the collecting barrel (31) is fixedly connected with a second drain pipe (34), and the second drain pipe (34) is rotatably connected with the first drain pipe (15); the bottom surface of the collecting barrel (31) is provided with a discharge outlet (35).
CN202211175905.3A 2022-09-26 2022-09-26 Integrated desulfurization waste heat recovery type dust removing and whitening device Active CN115382363B (en)

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CN202211175905.3A CN115382363B (en) 2022-09-26 2022-09-26 Integrated desulfurization waste heat recovery type dust removing and whitening device

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3194653U (en) * 2014-09-19 2014-12-04 張輝斌 Rotary dehumidifier
CN212701244U (en) * 2020-05-03 2021-03-16 刘立鹏 Power plant boiler flue gas whitening device
CN113385017A (en) * 2021-06-17 2021-09-14 亿利洁能科技有限公司 Desulfurization flue gas whitening method and equipment
CN114923196A (en) * 2022-06-13 2022-08-19 廖剑芳 Waste heat recovery system for boiler flue gas

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3194653U (en) * 2014-09-19 2014-12-04 張輝斌 Rotary dehumidifier
CN212701244U (en) * 2020-05-03 2021-03-16 刘立鹏 Power plant boiler flue gas whitening device
CN113385017A (en) * 2021-06-17 2021-09-14 亿利洁能科技有限公司 Desulfurization flue gas whitening method and equipment
CN114923196A (en) * 2022-06-13 2022-08-19 廖剑芳 Waste heat recovery system for boiler flue gas

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