CN117989552B - Flue inlet and outlet flushing device for desulfurization and denitrification tower - Google Patents
Flue inlet and outlet flushing device for desulfurization and denitrification tower Download PDFInfo
- Publication number
- CN117989552B CN117989552B CN202410396631.3A CN202410396631A CN117989552B CN 117989552 B CN117989552 B CN 117989552B CN 202410396631 A CN202410396631 A CN 202410396631A CN 117989552 B CN117989552 B CN 117989552B
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- Prior art keywords
- flushing device
- flue
- plate
- fixed block
- desulfurization
- Prior art date
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Links
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 52
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 19
- 230000023556 desulfurization Effects 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 abstract description 14
- 239000007787 solid Substances 0.000 abstract description 9
- 238000005406 washing Methods 0.000 abstract description 5
- 230000003009 desulfurizing effect Effects 0.000 abstract description 2
- 239000003344 environmental pollutant Substances 0.000 abstract description 2
- 231100000719 pollutant Toxicity 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 9
- 235000017491 Bambusa tulda Nutrition 0.000 description 9
- 241001330002 Bambuseae Species 0.000 description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 9
- 239000011425 bamboo Substances 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 4
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- RAFRTSDUWORDLA-UHFFFAOYSA-N phenyl 3-chloropropanoate Chemical compound ClCCC(=O)OC1=CC=CC=C1 RAFRTSDUWORDLA-UHFFFAOYSA-N 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 229910021654 trace metal Inorganic materials 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
- F23J3/02—Cleaning furnace tubes; Cleaning flues or chimneys
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention relates to the technical field of flue flushing, in particular to a flue inlet and outlet flushing device of a desulfurization and denitrification tower; comprises a fixed ring; the cylinder column is installed to the solid fixed ring up end, and guy gear is installed in solid fixed ring middle part rotation, and along its circumference slidable mounting there is the conveyer pipe on the guy gear, and the lower extreme of conveyer pipe is provided with washing mechanism jointly, and the upper end of conveyer pipe is provided with water delivery mechanism jointly. The invention is provided with the flushing device which is movably assembled and inserted into the flue for flushing, thereby reducing the need of manual operation, avoiding the direct contact of operators with pollutants, reducing the contact risk of operators, being capable of replacing manual operation to clean the inside of the narrow flue, ensuring the implementation of effective cleaning operation, simultaneously completing the flushing task in a shorter time by the rotary movement mode of the flushing device, comprehensively cleaning the dirt in the flue of the desulfurizing tower, ensuring thorough cleaning and reducing the possibility of omission and secondary cleaning.
Description
Technical Field
The invention relates to the technical field of flue flushing, in particular to a flue inlet and outlet flushing device of a desulfurization and denitrification tower.
Background
When the flue gas desulfurization and denitrification tower removes toxic trace metal elements in the flue gas by a wet flue gas desulfurization and denitrification method, the flue gas in the flue can carry certain dust, the dust reacts with calcium sulfate and calcium nitrite in liquid drops to form hard scale, and the formation of the hard scale can increase the resistance of a fan of the desulfurization and denitrification tower, so that the power consumption is increased; at this time, the inlet and the outlet of the flue are required to be cleaned regularly, and common cleaning modes are that cleaning staff enter the flue to clean the scale deposit through a brush and a high-pressure water gun, and the cleaned scale deposit can be discharged through a stucco slurry treatment system at the bottom of the desulfurization and denitrification tower.
However, the existing flue inlet and outlet have the following problems in the cleaning process: a large amount of water mist and dirt can be generated in the manual flushing process, the physical health of operators is easily affected, and for a flue with a narrow space, the operators cannot enter the flue or cannot reach deep in bare hands, so that effective cleaning is difficult to implement.
Disclosure of Invention
In view of the above problems, the embodiment of the application provides a flue inlet and outlet flushing device of a desulfurization and denitrification tower, so as to solve the technical problems.
In order to achieve the above object, the embodiment of the present application provides the following technical solutions: the embodiment of the application provides a flue inlet and outlet flushing device of a desulfurization and denitrification tower, which comprises a fixed ring; the cylinder column is installed to the solid fixed ring up end, and guy gear is installed in solid fixed ring middle part rotation, and along its circumference slidable mounting there is the conveyer pipe on the guy gear, and the lower extreme of conveyer pipe is provided with washing mechanism jointly, and the upper end of conveyer pipe is provided with water delivery mechanism jointly, is provided with the drive unit who is used for driving washing mechanism and water delivery mechanism on the solid fixed ring.
The flushing mechanism comprises a connecting plate, the U-shaped groove is arranged at the lower end of the conveying pipe, the connecting plate is installed in the U-shaped groove in a rotating mode, the connecting plate is of a cavity structure communicated with the conveying pipe, a nozzle is communicated with the lower end of the connecting plate, an adjusting plate is hinged to the connecting plate, a disc is arranged below the fixing ring, rectangular grooves are evenly formed in the disc along the circumferential direction of the disc, the adjusting plate is in sliding fit with the rectangular grooves through a pin shaft, the adjusting plate is connected with the pin shaft in a rotating mode, a stand column is arranged at the upper end of the disc, the upper end of the stand column is in sliding penetration with a spur gear, the stand column is in spline fit with the spur gear, and an executing unit used for driving the disc to move up and down is arranged between the stand column and the water conveying mechanism.
As the preferred scheme, the water delivery mechanism include the fixed block, a fixed block is installed jointly to the upper end of conveyer pipe, and the fixed block is cavity structure, and fixed block internal separation is inner chamber and outer chamber, outer chamber and conveyer pipe intercommunication, inner chamber and outer chamber pass through the delivery port intercommunication, are provided with the pipeline on the fixed block, pipeline one end runs through pipeline side end after communicate with the inner chamber, the raceway is installed in the pipeline upper end rotation, the raceway other end slides and passes a section of thick bamboo post.
As the preferred scheme, the execution unit include the turbine, the turbine is installed at the intracavity through the pivot rotation, and the pivot lower extreme rotates and runs through the fixed block, and the cylinder is installed to the lower extreme of pivot, is provided with the guide way along its circumference direction on the cylinder, and the guide way is wave-shaped structure, and L template is installed to the stand upper end, and L template's vertical section installs with guide way sliding fit's roller bearing.
As the preferred scheme, the drive unit include square section of thick bamboo, square section of thick bamboo install on the left side circumference outer wall of section of thick bamboo post, step motor is installed to square section of thick bamboo top, step motor's output shaft rotates and runs through to in the square section of thick bamboo, step motor's output shaft install with spur gear engagement's driving gear, two axials are installed to symmetry about the section of thick bamboo post right side, be provided with the square groove of seting up on the section of thick bamboo post lateral wall between two axials, rotate between two axials and install the lead screw, threaded connection has the screw block on the lead screw, the screw block slides and runs through the square groove to in the section of thick bamboo post, the arc is installed to one side that the screw block was kept away from the lead screw, arc and fixed block sliding connection.
As the preferred scheme, the notch has evenly been seted up along its circumference to the lower terminal surface of solid fixed ring, installs the stripper plate through torsion spring pole rotation in the notch, and the stripper plate is V type structure, and gu fixed ring's circumference outer wall evenly is provided with rings along its circumference.
As the preferable scheme, the lower part of conveyer pipe is provided with the scraper blade that is located the connecting plate top, is provided with the fixed plate between a plurality of scrapers, and fixed plate and stand sliding connection.
Preferably, a port of the conduit remote from the turbine is concentric with the spur gear.
The above technical solutions in the embodiments of the present invention have at least one of the following technical effects: 1. the invention is provided with the flushing device which is movably assembled and inserted into the flue for flushing, thereby reducing the need of manual operation, avoiding the direct contact of operators with pollutants, reducing the contact risk of operators, being capable of replacing manual operation to clean the inside of the narrow flue, ensuring the implementation of effective cleaning operation, simultaneously completing the flushing task in a shorter time by the rotary movement mode of the flushing device, comprehensively cleaning the dirt in the flue of the desulfurizing tower, ensuring thorough cleaning and reducing the possibility of omission and secondary cleaning.
2. The flushing mechanism provided by the invention rotates the conveying pipe through the rotation of the spur gear so as to enlarge the flushing range of the nozzle, and the execution unit enables the nozzle to reciprocate up and down, so that the impact force of water flow sprayed from the nozzle is improved by utilizing the swinging force, and the flushing effect of the nozzle on scale is improved.
3. The execution unit provided by the invention is used for conveying water to the inner cavity through the water pipe, driving the turbine to rotate, driving the rotating shaft to rotate by the turbine, and realizing the swinging of the nozzle through the cooperation of the guide groove and the rolling shaft, so that the water flow is reasonably utilized for driving, the use of a driving source is reduced, the cleaning cost is reduced, and meanwhile, the smooth cooperation between mechanisms is improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a first view structure according to the present application.
Fig. 2 is a schematic structural diagram of the working state of fig. 1.
Fig. 3 is a schematic view of a second view structure according to the present application.
Fig. 4 is a schematic view of a third view structure of the present application (the column and a part of the driving unit are omitted).
Fig. 5 is a partial structural cross-sectional view of the present application.
Fig. 6 is a partial cross-sectional view of an actuator unit of the present application.
Fig. 7 is an enlarged view of the structure at a in fig. 4.
Reference numerals: 10. a fixing ring; 100. an extrusion plate; 101. a hanging ring; 11. a cylinder column; 12. spur gears; 13. a delivery tube; 130. a scraper; 131. a fixing plate; 2. a flushing mechanism; 20. a connecting plate; 21. a nozzle; 22. an adjusting plate; 23. a disc; 24. a column; 25. an execution unit; 250. a turbine; 251. a rotating shaft; 252. a column; 253. a guide groove; 254. an L-shaped plate; 255. a roller; 3. a water delivery mechanism; 30. a fixed block; 300. an inner cavity; 301. an outer cavity; 31. a water outlet; 32. a pipe; 33. a water pipe; 4. a driving unit; 40. a square cylinder; 41. a stepping motor; 42. a drive gear; 43. a square groove; 44. a screw rod; 45. a screw block; 46. an arc-shaped plate.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
As shown in fig. 1, 2 and 3, a flue inlet and outlet flushing device of a desulfurization and denitrification tower comprises a fixed ring 10; the barrel column 11 is installed to solid fixed ring 10 up end, and guy gear 12 is installed in the solid fixed ring 10 middle part rotation, and along its circumference slidable mounting there is conveyer pipe 13 on the guy gear 12, and the lower extreme of conveyer pipe 13 is provided with washing mechanism 2 jointly, and the upper end of conveyer pipe 13 is provided with water delivery mechanism 3 jointly, is provided with the drive unit 4 that is used for driving washing mechanism 2 and water delivery mechanism 3 on the solid fixed ring 10.
As shown in fig. 1, fig. 3, fig. 4 and fig. 5, the flushing mechanism 2 comprises a connecting plate 20, a U-shaped groove is formed in the lower end of the conveying pipe 13, the connecting plate 20 is rotatably mounted in the U-shaped groove, the connecting plate 20 is of a cavity structure communicated with the conveying pipe 13, a nozzle 21 is communicated with the lower end of the connecting plate 20, an adjusting plate 22 is hinged to the connecting plate 20, a disc 23 is arranged below the fixing ring 10, rectangular grooves are uniformly formed in the disc 23 along the circumferential direction of the disc, the adjusting plate 22 is in sliding fit with the rectangular grooves through a pin shaft, the adjusting plate 22 is rotatably connected with the pin shaft, a stand column 24 is arranged at the upper end of the disc 23, the upper end of the stand column 24 is in sliding penetration with the spur gear 12, and an executing unit 25 for driving the disc 23 to move up and down is arranged between the stand column 24 and the water conveying mechanism 3 through spline fit.
As shown in fig. 1 and 2, the lower end surface of the fixing ring 10 is uniformly provided with notches along the circumferential direction thereof, the squeeze plate 100 is rotatably mounted in the notches through torsion spring rods, the squeeze plate 100 is in a V-shaped structure, and the circumferential outer wall of the fixing ring 10 is uniformly provided with hanging rings 101 along the circumferential direction thereof.
As shown in fig. 3 and 5, the lower portion of the conveying pipe 13 is provided with a scraper 130 above the connecting plate 20, a fixing plate 131 is provided between the plurality of scrapers 130, and the fixing plate 131 is slidably connected with the upright 24.
During specific work, the external crane is connected with the lifting ring 101 and lifts the flushing device to the position of the flue inlet and outlet above the desulfurization and denitrification tower, the flushing device is manually adjusted to be aligned with the flue, the flushing device is placed down along with the external crane, the upper end of the flue can be abutted against the extrusion plate 100, the extrusion plate 100 which is originally opened towards the direction far away from the axis direction of the disc 23 under the action of the torsion spring rod is pushed to rotate downwards, the extrusion plate 100 at the moment rotates with the torsion spring rod as a fulcrum, the lower part of the extrusion plate 100 is tightly attached to the flue to ensure the stability of the flushing device, then the driving unit 4 pushes the conveying pipe 13 downwards, the conveying pipe 13 drives the scraper 130 to move downwards, the scraper 130 moves downwards to scrape the scale on the upper part of the flue in the process, the upper part of the flue is scraped off and then moves upwards to reset, then the water conveying mechanism 3 conveys water into the conveying pipe 13 to be sprayed out from the nozzle 21 to flush the scale on the flue, in the flushing process, the driving unit 4 can drive the conveying pipe 13 to move downwards and rotate by taking the torsion spring rod as a fulcrum, the lower part of the extrusion plate 100 is tightly attached to the flue to ensure the stability of the flushing device, and then the clean scale can not be removed easily in the flue.
As shown in fig. 1, 3, 4 and 6, the water delivery mechanism 3 includes a fixed block 30, a fixed block 30 is mounted at the upper end of the delivery pipe 13, the fixed block 30 is of a cavity structure, the inside of the fixed block 30 is divided into an inner cavity 300 and an outer cavity 301, the outer cavity 301 is communicated with the delivery pipe 13, the inner cavity 300 is communicated with the outer cavity 301 through a water outlet 31, a pipeline 32 is arranged on the fixed block 30, one end of the pipeline 32 penetrates through the side end of the fixed block 30 and then is communicated with the inner cavity 300, a water delivery pipe 33 is rotatably mounted at the upper end of the pipeline 32, and the other end of the water delivery pipe 33 slides through the cylinder 11.
As shown in fig. 4, 6 and 7, the executing unit 25 includes a turbine 250, the turbine 250 is rotatably mounted in the inner cavity 300 through a rotating shaft 251, the lower end of the rotating shaft 251 rotates to penetrate through the fixed block 30, a column 252 is mounted at the lower end of the rotating shaft 251, a guiding groove 253 is disposed on the column 252 along the circumferential direction thereof, the guiding groove 253 is in a wave-shaped structure, an L-shaped plate 254 is mounted at the upper end of the upright post 24, and a roller 255 slidably engaged with the guiding groove 253 is mounted at the vertical section of the L-shaped plate 254.
During specific operation, the external water pump conveys water into the water conveying pipe 33, the water is flushed into the inner cavity 300 from the water conveying pipe 33 through the pipeline 32, the turbine 250 is rotatably arranged in the inner cavity 300, the turbine 250 rotates under the impact of water flow along with the flushing of the water in the pipeline 32, the water enters the outer cavity 301 from the water outlet 31 in the rotating process of the turbine 250, along with the increase of the water in the outer cavity 301, the water reaches the nozzle 21 through the conveying pipe 13 and the connecting plate 20, the water is sprayed out of the nozzle 21 to flush the scale deposit, when the turbine 250 is pushed to rotate, the rotating shaft 251 synchronously rotates along with the rotating shaft 251, the rotating shaft 251 drives the roller 255 to slide in the guide groove 253 through the guide groove 253, the disc 23 is lifted up through the upright post 24 and the L-shaped plate 254 in the process of the movement of the roller 255 from the low concave part of the guide groove 253, the disc 23 pushes up the plurality of the adjusting plates 22, the connecting plate 20 deflects away from the scale deposit under the effect of the adjusting plate 22, the upright post 24 pushes down the disc 23 in the process of the movement of the roller 255 from the high part of the guide groove 253, the disc 21 drives the adjusting plate 22 to rotate down, the disc 21 rotates down the adjusting plate 22 by the disc 21, and the scale deposit 21 is sprayed out of the nozzle 21 by the reciprocating force of the nozzle 21 to the nozzle 21 by the reciprocating force of the oscillating force.
As shown in fig. 1, fig. 3, fig. 4 and fig. 5, the driving unit 4 comprises a square cylinder 40, the square cylinder 40 is mounted on the left side circumferential outer wall of the cylinder column 11, a stepping motor 41 is mounted above the square cylinder 40, an output shaft of the stepping motor 41 rotates and penetrates into the square cylinder 40, a driving gear 42 meshed with the spur gear 12 is mounted on the output shaft of the stepping motor 41, two shaft plates are symmetrically mounted on the right side of the cylinder column 11 up and down, a square groove 43 formed in the side wall of the cylinder column 11 is arranged between the two shaft plates, a screw rod 44 is rotatably mounted between the two shaft plates, a screw block 45 is connected onto the screw rod 44 in a threaded manner, the screw block 45 penetrates through the square groove 43 into the cylinder column 11 in a sliding manner, an arc plate 46 is mounted on one side, away from the screw rod 44, of the arc plate 46 is connected with the fixed block 30 in a sliding manner.
During specific operation, an external motor is installed on the cylinder 11 through a motor seat, the external motor drives the screw rod 44 to rotate through an external belt pulley mechanism, the screw rod 44 drives the screw block 45 to move downwards, the screw block 45 drives the fixed block 30 to move downwards through the arc plate 46, the fixed block 30 can drive the conveying pipe 13 to move downwards in the downward moving process, the conveying pipe 13 moves downwards, the stepping motor 41 operates to drive the driving gear 42 to rotate, the driving gear 42 drives the spur gear 12 meshed with the driving gear 42 to rotate, the spur gear 12 rotates to enable the conveying pipe 13 to rotate, the conveying pipe 13 rotates to enable the fixed block 30 and the nozzle 21 to synchronously rotate, so that the inner wall of a flue is guaranteed to be repeatedly washed by the nozzle 21, and then the washed scale is discharged through a mortar treatment system at the bottom of the desulfurization and denitrification tower.
As shown in fig. 4 and 6, a port of the pipe 32 remote from the turbine 250 is concentric with the spur gear 12; in particular, when the pipe 32 is concentric with the spur gear 12, the water pipe 33 is prevented from winding during the rotation of the fixed block 30, which affects the operation of flushing and damages the components.
When the invention is specifically used, the flushing device is aligned with the flue through the external crane, the extruding plate 100 is abutted against the outer wall of the flue to improve the stability of the flushing device, then the scraping plate 130 scrapes off the scale on the upper part of the flue and resets, then water is conveyed into the conveying pipe 13 through the water conveying mechanism 3, the water sprays out from the nozzle 21 to flush the scale, and meanwhile, the driving unit 4 drives the spur gear 12 to rotate to increase the flushing range of the nozzle 21, so that the flushing effect is improved; in the flushing process, the driving unit 4 can also drive the conveying pipe 13 to slowly move downwards so as to ensure the flushing of the inner wall of the flue, in addition, the scraping plate 130 can synchronously move downwards and rotate along with the downward movement of the conveying pipe 13 so as to remove stubborn scale on the flue, after the flue is cleaned, the external crane lifts the flushing device off the desulfurization and denitrification tower, and then the flushing device is properly stored so as to be used for cleaning the next flue.
In the description of the present invention, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present invention; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Furthermore, the terms "first," "second," "first," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "first", "second", "first", "second" may include at least one such feature, either explicitly or implicitly. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention; all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (5)
1. The flue inlet and outlet flushing device of the desulfurization and denitrification tower comprises a fixed ring (10); the method is characterized in that: the upper end face of the fixed ring (10) is provided with a cylindrical column (11), the middle part of the fixed ring (10) is rotatably provided with a spur gear (12), the spur gear (12) is provided with a conveying pipe (13) in a sliding manner along the circumferential direction of the spur gear, the lower ends of the conveying pipes (13) are jointly provided with a flushing mechanism (2), the upper ends of the conveying pipes (13) are jointly provided with a water conveying mechanism (3), and the fixed ring (10) is provided with a driving unit (4) for driving the flushing mechanism (2) and the water conveying mechanism (3); wherein:
The flushing mechanism (2) comprises a connecting plate (20), a U-shaped groove is formed in the lower end of the conveying pipe (13), the connecting plate (20) is mounted in the U-shaped groove in a rotating mode, the connecting plate (20) is of a cavity structure communicated with the conveying pipe (13), a nozzle (21) is communicated with the lower end of the connecting plate (20), an adjusting plate (22) is hinged to the connecting plate (20), a disc (23) is arranged below the fixing ring (10), rectangular grooves are uniformly formed in the disc (23) along the circumferential direction of the disc, the adjusting plate (22) is in sliding fit with the rectangular grooves through a pin shaft, the adjusting plate (22) is connected with the pin shaft in a rotating mode, an upright post (24) is arranged at the upper end of the disc (23), the upper end of the upright post (24) penetrates through a spur gear (12) in a sliding mode, and an executing unit (25) for driving the disc (23) to move up and down is arranged between the upright post (24) and the water conveying mechanism (3) through spline fit;
The water delivery mechanism (3) comprises a fixed block (30), wherein the upper end of the delivery pipe (13) is provided with a fixed block (30) together, the fixed block (30) is of a cavity structure, the inside of the fixed block (30) is divided into an inner cavity (300) and an outer cavity (301), the outer cavity (301) is communicated with the delivery pipe (13), the inner cavity (300) is communicated with the outer cavity (301) through a water outlet (31), the fixed block (30) is provided with a pipeline (32), one end of the pipeline (32) penetrates through the side end of the fixed block (30) and then is communicated with the inner cavity (300), the upper end of the pipeline (32) is rotationally provided with a water delivery pipe (33), and the other end of the water delivery pipe (33) slides through the cylinder (11);
The executing unit (25) comprises a turbine (250), the turbine (250) is rotatably arranged in the inner cavity (300) through a rotating shaft (251), the lower end of the rotating shaft (251) rotates to penetrate through the fixed block (30), a column body (252) is arranged at the lower end of the rotating shaft (251), a guide groove (253) is formed in the column body (252) along the circumferential direction of the column body, the guide groove (253) is of a wave-shaped structure, an L-shaped plate (254) is arranged at the upper end of the upright post (24), and a roller (255) in sliding fit with the guide groove (253) is arranged on the vertical section of the L-shaped plate (254).
2. The flue inlet and outlet flushing device for a desulfurization and denitrification tower according to claim 1, wherein the flue inlet and outlet flushing device is characterized in that: the driving unit (4) comprises a square cylinder (40), the square cylinder (40) is arranged on the left side circumference outer wall of the cylinder column (11), a stepping motor (41) is arranged above the square cylinder (40), an output shaft of the stepping motor (41) rotates and penetrates into the square cylinder (40), a driving gear (42) meshed with the spur gear (12) is arranged on the output shaft of the stepping motor (41), two shaft plates are symmetrically arranged on the right side of the cylinder column (11), a square groove (43) arranged on the side wall of the cylinder column (11) is arranged between the two shaft plates, a screw rod (44) is rotatably arranged between the two shaft plates, a screw block (45) is connected onto the screw rod (44) in a threaded mode, the screw block (45) penetrates through the square groove (43) in the cylinder column (11) in a sliding mode, an arc-shaped plate (46) is arranged on one side, far away from the screw rod (44), and the arc-shaped plate (46) is in sliding connection with the fixed block (30).
3. The flue inlet and outlet flushing device for a desulfurization and denitrification tower according to claim 1, wherein the flue inlet and outlet flushing device is characterized in that: the lower end face of the fixed ring (10) is uniformly provided with notches along the circumferential direction, the extrusion plate (100) is rotatably arranged in the notches through torsion spring rods, the extrusion plate (100) is of a V-shaped structure, and the circumferential outer wall of the fixed ring (10) is uniformly provided with hanging rings (101) along the circumferential direction.
4. The flue inlet and outlet flushing device for a desulfurization and denitrification tower according to claim 1, wherein the flue inlet and outlet flushing device is characterized in that: the lower part of the conveying pipe (13) is provided with scrapers (130) positioned above the connecting plate (20), a fixed plate (131) is arranged among the scrapers (130), and the fixed plate (131) is in sliding connection with the upright post (24).
5. The flue inlet and outlet flushing device for a desulfurization and denitrification tower according to claim 1, wherein the flue inlet and outlet flushing device is characterized in that: a port of the conduit (32) remote from the turbine (250) is concentric with the spur gear (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410396631.3A CN117989552B (en) | 2024-04-03 | 2024-04-03 | Flue inlet and outlet flushing device for desulfurization and denitrification tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410396631.3A CN117989552B (en) | 2024-04-03 | 2024-04-03 | Flue inlet and outlet flushing device for desulfurization and denitrification tower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117989552A CN117989552A (en) | 2024-05-07 |
| CN117989552B true CN117989552B (en) | 2024-06-11 |
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| CN104096434A (en) * | 2013-04-03 | 2014-10-15 | 厦门大学 | Novel technology and novel device for dedusting and desulphurization of flue gas |
| CN212881688U (en) * | 2020-07-31 | 2021-04-06 | 河北万鹏环保工程有限公司 | High-efficient desulphurization unit of flue gas |
| CN214172278U (en) * | 2020-11-20 | 2021-09-10 | 云南恒隆环保科技有限责任公司 | Desulfurizing tower entry flue is with washing dust collector |
| CN113828116A (en) * | 2021-10-11 | 2021-12-24 | 常州市新港热电有限公司 | Energy-concerving and environment-protective type desulfurizing tower that waste heat was recycled |
| CN113893630A (en) * | 2021-11-23 | 2022-01-07 | 黄海涛 | Industrial flue gas spraying and purifying system and purifying method |
| CN114353105A (en) * | 2021-12-14 | 2022-04-15 | 呼和浩特科林热电有限责任公司 | Power plant's flue ammonium bicarbonate flushing equipment |
| CN216924392U (en) * | 2021-11-30 | 2022-07-08 | 青鸢合机械制造(潍坊)有限公司 | Boiler desulfurization and denitrification device |
| CN220471655U (en) * | 2023-06-16 | 2024-02-09 | 内蒙古君正化工有限责任公司 | Flue gas discharge flue cleaning device |
| CN220590999U (en) * | 2023-08-07 | 2024-03-15 | 四川力达世环保技术有限公司 | Desulfurizing tower flue washing unit of cleaning angle adjustable |
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2024
- 2024-04-03 CN CN202410396631.3A patent/CN117989552B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE10120338A1 (en) * | 2001-04-26 | 2002-11-28 | Muellkraftwerk Schwandorf Betr | Method and device for online boiler cleaning of waste incineration plants |
| JP2002061827A (en) * | 2001-06-04 | 2002-02-28 | Nishimatsu Constr Co Ltd | Method for washing inside of flue and equipment therefor |
| CN104096434A (en) * | 2013-04-03 | 2014-10-15 | 厦门大学 | Novel technology and novel device for dedusting and desulphurization of flue gas |
| CN212881688U (en) * | 2020-07-31 | 2021-04-06 | 河北万鹏环保工程有限公司 | High-efficient desulphurization unit of flue gas |
| CN214172278U (en) * | 2020-11-20 | 2021-09-10 | 云南恒隆环保科技有限责任公司 | Desulfurizing tower entry flue is with washing dust collector |
| CN113828116A (en) * | 2021-10-11 | 2021-12-24 | 常州市新港热电有限公司 | Energy-concerving and environment-protective type desulfurizing tower that waste heat was recycled |
| CN113893630A (en) * | 2021-11-23 | 2022-01-07 | 黄海涛 | Industrial flue gas spraying and purifying system and purifying method |
| CN216924392U (en) * | 2021-11-30 | 2022-07-08 | 青鸢合机械制造(潍坊)有限公司 | Boiler desulfurization and denitrification device |
| CN114353105A (en) * | 2021-12-14 | 2022-04-15 | 呼和浩特科林热电有限责任公司 | Power plant's flue ammonium bicarbonate flushing equipment |
| CN220471655U (en) * | 2023-06-16 | 2024-02-09 | 内蒙古君正化工有限责任公司 | Flue gas discharge flue cleaning device |
| CN220590999U (en) * | 2023-08-07 | 2024-03-15 | 四川力达世环保技术有限公司 | Desulfurizing tower flue washing unit of cleaning angle adjustable |
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| CN117989552A (en) | 2024-05-07 |
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