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CN-121993809-A - Efficient self-cleaning desulfurization and denitrification device and ash removal and aggregation method thereof

CN121993809ACN 121993809 ACN121993809 ACN 121993809ACN-121993809-A

Abstract

The invention discloses a high-efficiency self-cleaning desulfurization and denitrification device and a deashing and aggregation method thereof, wherein an air inlet treatment assembly is arranged at the upper end of the inside of a desulfurization chamber, a vibration cleaning assembly is arranged in the middle of the inside of the desulfurization chamber, a stepping motor is arranged at the bottom end of the desulfurization chamber, the output end of the stepping motor is connected with a rotating block, the surface of the rotating block is symmetrically fixed with a protruding block, the upper end of the protruding block is provided with a collecting baffle, the upper end of the collecting baffle is provided with a catalyst net, the catalyst net is connected with the collecting baffle through a connecting frame, the side wall surface of the desulfurization chamber is provided with a guide rod corresponding to the catalyst net and the collecting baffle, one side of the surface of the working chamber is provided with a sealing plate, the bottom end of the sealing plate is detachably provided with a collecting box, one side of the collecting box, which is close to the working chamber, of the guide plate is far away from the collecting box, is in the same vertical plane with one side of the collecting baffle, and the bottom end of the desulfurization chamber is provided with a denitration chamber. The continuous and stable operation of the device is realized through the cooperation of the structure of air inlet treatment, synchronous vibration ash removal and precise aggregate.

Inventors

  • WU GUOZHONG
  • YU ZHICHAO
  • DAI LING

Assignees

  • 江苏瑞洁环境工程科技有限责任公司

Dates

Publication Date
20260508
Application Date
20220119

Claims (9)

  1. 1. The utility model provides a high-efficient automatically cleaning desulfurization denitrification facility, its characterized in that, including work box (2), inlet air treatment subassembly (3), vibration clearance subassembly (4) and convenient collection subassembly (8), the upper end of work box (2) is connected with inlet pipe (1), the bottom of inlet pipe (1) is provided with desulfurization room (9), the inside upper end of desulfurization room (9) is provided with inlet air treatment subassembly (3) and middle part is provided with vibration clearance subassembly (4), vibration clearance subassembly (4) include catalyst net (42), collect baffle (43), step motor (44), rotating block (45), link (47) and guide bar (48), the inside bottom of desulfurization room (9) is provided with step motor (44), the output of step motor (44) is connected with rotating block (45), the surface symmetry of rotating block (45) is fixed with boss (46), the upper end of boss (46) is provided with collect baffle (43), the upper end of collecting baffle (43) is provided with catalyst net (42), and catalyst net (42) and the length of catalyst net (42) is in the large both sides of catalyst net (42) the surface of collecting the catalyst net (42), the utility model provides a desulfurization device, including collecting baffle (43), catalyst net (42) and collecting baffle (43) are connected through link (47), the lateral wall surface of desulfurization chamber (9) corresponds catalyst net (42) with collecting baffle (43) are provided with guide bar (48), one side of work box (2) corresponds vibration clearance subassembly (4) is provided with convenient collection subassembly (8), convenient collection subassembly (8) include guide board (81), collect box (88) and closing plate (89), surface one side of work box (2) is provided with closing plate (89), the bottom of closing plate (89) can be dismantled and be provided with collect box (88), collect one side that box (88) is close to work box (2) is connected with guide board (81), guide board (81) are kept away from one side surface of collecting box (88) with one side of collecting baffle (43) is in same perpendicular, the bottom of desulfurization chamber (9) is provided with denitration chamber (7).
  2. 2. The efficient self-cleaning desulfurization and denitrification device according to claim 1, wherein the air inlet treatment assembly (3) comprises an air inlet pipe (31), a flow guide block (33), a water washing box (34), an air outlet pipe (35), a porous baffle plate (36) and a grid filter screen (37), the upper end of the inside of the working box (2) is connected with the air inlet pipe (31), the bottom end of the air inlet pipe (31) is provided with the water washing box (34), the grid filter screen (37) is arranged in the middle of the inside of the water washing box (34), the flow guide block (33) is arranged at the bottom end of one side of the grid filter screen (37), a drain pipe (32) is connected to one side of the water washing box (34) close to the flow guide block (33), the porous baffle plate (36) is arranged at one side of the grid filter screen (37) far away from the flow guide block (33), and the air outlet pipe (35) is arranged at the upper end of one side of the water washing box (34) close to the porous baffle plate (36).
  3. 3. The efficient self-cleaning desulfurization and denitrification device according to claim 1, wherein the convenient collection assembly (8) further comprises a support frame (82), a limiting spring (83), a fixed block (84), a pull rod (85) and a compression plate (87), the bottom end of the collection box (88) is provided with the support frame (82), the inside of the support frame (82) is provided with the fixed block (84), the inside of the fixed block (84) is provided with the pull rod (85), the surface of the pull rod (85) is sleeved with the limiting spring (83), and one side, away from the limiting spring (83), of the pull rod (85) is provided with the compression plate (87).
  4. 4. A high efficiency self-cleaning desulfurization and denitrification device according to claim 3, wherein the surface of the compacting plate (87) is provided with a non-slip mat (86) corresponding to the collecting box (88).
  5. 5. The efficient self-cleaning desulfurization and denitrification device according to claim 1, wherein a limiting sliding groove is formed in the sealing plate (89) corresponding to the collecting box (88), a movable sliding block is arranged at the upper end of the collecting box (88) corresponding to the limiting sliding groove, and the movable sliding block is in matched sliding connection with the limiting sliding groove.
  6. 6. The efficient self-cleaning desulfurization and denitrification device according to claim 1, wherein a buffer spring (41) is sleeved on the upper end surface of the guide rod (48).
  7. 7. A high efficiency self cleaning desulfurization and denitrification device in accordance with claim 1 wherein the length of the collection baffle (43) is five cm shorter than the catalyst mesh (42).
  8. 8. The efficient self-cleaning desulfurization and denitrification device according to any one of claims 1 to 7, further comprising a base (6), wherein a lifting platform (5) is arranged on one side of the upper end of the base (6), and the working box (2) is located on one side of the lifting platform (5).
  9. 9. The ash and aggregate removing method of the high-efficiency self-cleaning desulfurization and denitrification device is characterized by comprising the following steps of: S1, introducing flue gas into a washing tank (34) along an air inlet pipe (31) for washing, filtering and blocking impurities by a grid filter screen (37) and accumulating the impurities at the upper end of a guide block (33), discharging the flue gas after washing along an air outlet pipe (35) and entering the inside of a desulfurization chamber (9) for desulfurization treatment, opening a stop valve on the surface of a blow-off pipe (32) to enable the impurities and water to flow out when the impurities in the washing tank (34) are required to be treated, and then re-injecting clean water into the inside of the washing tank (34) for replacement, so that the washing effect is improved; S2, when limestone fine powder is added into the desulfurization chamber (9) through the feed pipe (1), the limestone fine powder is heated and decomposed into calcium oxide, sulfur dioxide in flue gas is absorbed, calcium sulfite is generated, a stepping motor (44) is started to drive a rotating block (45) to rotate, meanwhile, a collecting baffle plate (43) and a catalyst net (42) are lifted by protruding blocks (46) on the surface of the rotating block (45) at uniform intervals, the catalyst net (42) vibrates to enable the limestone fine powder and calcium sulfate impurities falling on the surface of the catalyst net to shake down and be collected by the collecting baffle plate (43), and the collecting baffle plate (43) shakes down waste to be collected by a convenient collecting assembly (8) when vibrating; S3, the waste material falls into the inside of guide board (81) and collects to fall into the inside of collecting box (88) along the inclined plane of guide board (81) under the action of gravity, when the waste material is handled to needs, pulling pull rod (85) drives pinch plate (87) and removes, and spacing spring (83) compress simultaneously, then pulls collecting box (88) and take it out from the bottom of closing plate (89) and dismantle, the convenience of improvement equipment use guarantees waste material treatment effeciency.

Description

Efficient self-cleaning desulfurization and denitrification device and ash removal and aggregation method thereof Technical Field The invention relates to the technical field of desulfurization and denitrification devices, in particular to a high-efficiency self-cleaning desulfurization and denitrification device and a dust-cleaning aggregate method thereof. Background Along with the rapid development of the economy in China, the power demand is continuously increased, and the smoke emission is continuously increased. The power generation of the thermal power plant can lead to the generation of a large amount of waste gas containing sulfur and nitrate in the burning coal, and the waste gas is discharged into the atmosphere to generate pollution to form acid rain. The desulfurization and denitrification equipment of the thermal power plant is a device for treating the waste gas containing a large amount of sulfur and nitrate. The existing dry desulfurization and denitrification device generally has the following problems that 1, before flue gas enters a desulfurization chamber, the flue gas is not effectively pretreated, particulate matters carried in the flue gas directly influence desulfurization reaction effects, the desulfurization quality is reduced, the treatment cost is increased, 2, a large amount of waste materials generated in the desulfurization reaction process are easily attached to the surface of a catalyst net, the reaction efficiency is influenced, and the waste materials are mixed to cause subsequent treatment difficulty, 3, the waste materials generated in the reaction cannot be collected and treated in a concentrated manner, the waste materials are scattered in the equipment, shutdown cleaning is needed, the continuous operation quality of desulfurization and denitrification is influenced, and the working efficiency and the reliability of the equipment are reduced. Disclosure of Invention The invention aims to provide a high-efficiency self-cleaning desulfurization and denitrification device and a dust-cleaning aggregate method thereof, which have the characteristics of good desulfurization effect, convenient collection of waste materials and high treatment quality, and solve the problems in the prior art. In order to solve the technical problems, the invention adopts the following technical scheme: The invention relates to a high-efficiency self-cleaning desulfurization and denitrification device, which comprises a working box, an air inlet treatment assembly, a vibration cleaning assembly and a convenient collecting assembly, wherein the upper end of the working box is connected with a feeding pipe, the bottom end of the feeding pipe is provided with a desulfurization chamber, the upper end inside the desulfurization chamber is provided with the air inlet treatment assembly, the middle part of the desulfurization chamber is provided with the vibration cleaning assembly, the vibration cleaning assembly comprises a catalyst net, a collecting baffle, a stepping motor, a rotating block, a connecting frame and a guide rod, the bottom end inside the desulfurization chamber is provided with the stepping motor, the output end of the stepping motor is connected with the rotating block, the surface of the rotating block is symmetrically provided with a protruding block, the upper end of the protruding block is provided with a collecting baffle, the upper end of the collecting baffle is provided with a catalyst net, the two sides of the catalyst net are attached to the inner wall surface of the desulfurization chamber, the length of the catalyst net is larger than that of the collecting baffle, the catalyst net is connected with the collecting baffle through the connecting frame, the side wall surface of the desulfurization chamber is corresponding to the catalyst net and the guide plate, the guide plate is provided with the guide plate, the sealing plate is arranged on one side of the collecting box, the sealing plate is close to the collecting box, the sealing plate is arranged on one side of the sealing plate is far away from the collecting box, and the sealing plate is provided with the sealing plate, and the sealing plate is provided with one side of the sealing plate. Further, the processing subassembly that admits air includes intake pipe, water conservancy diversion piece, washing case, outlet duct, porous baffle and grid filter screen, the inside upper end of work box is connected with the intake pipe, the bottom of intake pipe is provided with the washing case, be provided with in the middle of the inside of washing case the grid filter screen, one side bottom of grid filter screen is provided with the water conservancy diversion piece, the washing case is close to one side of water conservancy diversion piece is connected with the blow off pipe, the grid filter screen is kept away from one side of water conservancy diversion piece is provided with porous baffle, the washing case is close