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CN-122006464-A - High-efficient denitrification facility of honeycomb catalyst

CN122006464ACN 122006464 ACN122006464 ACN 122006464ACN-122006464-A

Abstract

The invention belongs to the technical field of denitration, and particularly relates to a honeycomb catalyst high-efficiency denitration device which comprises a denitration tower, wherein a honeycomb catalyst body is assembled in the denitration tower and at a position close to the bottom end, a first detector is assembled at the top of the honeycomb catalyst body in the denitration tower, a plurality of mounting plates are arranged at the top of the honeycomb catalyst body in the denitration tower, the mounting plates are arranged at one side and the other side of the inner wall of the denitration tower at intervals, a honeycomb catalytic plate is arranged at one side of the bottom of the mounting plate, a reinforced denitration structure is arranged at the other side of the bottom of the mounting plate, the reinforced denitration structure is used for further denitration treatment, and an adjusting structure is arranged at the outer side of the denitration tower. The invention can realize flexible adaptation of the contact area between the catalyst and the flue gas, enlarge the contact area when the concentration of the nitrogen oxide is high, ensure the thoroughly of denitration, reduce the contact area when the concentration is low, improve the treatment rate, and simultaneously, the adjusting structure can flexibly adjust the inclination angle of the mounting plate.

Inventors

  • ZHANG ZHIMING
  • Ke Zunbing

Assignees

  • 黄石昌辉环保设备有限公司

Dates

Publication Date
20260512
Application Date
20260310

Claims (10)

  1. 1. A honeycomb catalyst high-efficiency denitration device comprises a denitration tower (1) and is characterized in that a honeycomb catalyst body (2) is assembled in the denitration tower (1) and close to the bottom end, a first detector (11) is assembled at the top of the honeycomb catalyst body (2) in the denitration tower (1), a plurality of mounting plates (3) are arranged at the top of the honeycomb catalyst body (2) in the denitration tower (1), the mounting plates (3) are arranged at one side and the other side of the inner wall of the denitration tower (1) at intervals, a honeycomb catalyst plate (4) is arranged at one side of the bottom of the mounting plates (3), a reinforced denitration structure is arranged at the other side of the bottom of the mounting plates (3), and the reinforced denitration structure is used for further denitration treatment, and an adjusting structure is arranged at the outer side of the denitration tower (1) and used for adjusting the heights of the mounting plates (3).
  2. 2. The honeycomb catalyst high-efficiency denitration device of claim 1, wherein the reinforced denitration structure comprises a plurality of honeycomb catalytic bricks (6), the honeycomb catalytic bricks (6) are all slidingly connected to the other side of the bottom of the mounting plate (3), every two adjacent honeycomb catalytic bricks (6) are rotationally connected, an electric push rod (7) is mounted at the bottom of the mounting plate (3), a fixing plate (9) is vertically fixed downwards on a travel rod of the electric push rod (7), and the fixing plate (9) is connected with one of the honeycomb catalytic bricks (6) at the bottommost part.
  3. 3. The honeycomb catalyst high-efficiency denitration device according to claim 2 is characterized in that the bottom of one side of the mounting plate (3) is lower than the bottom of the other side, and an inclined plane (5) is arranged between one side and the other side of the bottom of the mounting plate (3).
  4. 4. The efficient honeycomb catalyst denitration device according to claim 3, wherein the adjusting structure comprises a rotating column (19) arranged at the end part of the mounting plate (3), the rotating column (19) is rotationally connected with the inner wall of the denitration tower (1), one side, far away from the denitration tower (1), of the rotating column (19) is fixedly provided with a swinging plate (20), the inner walls at two sides of the swinging plate (20) are respectively provided with a sliding groove (21), sliding blocks (24) are connected in the sliding grooves (21), one sides, close to each other, of the two sliding blocks (24) are respectively rotationally connected with a rotating shaft (23), one sides, close to each other, of the two rotating shafts (23) are respectively fixedly provided with a moving block (22), a plurality of moving blocks (22) at the same side of the denitration tower (1) are respectively internally and fixedly connected with a screw (25), the outer sides of the swinging plate (20) are respectively provided with a first motor (26), and the output end of the first motor (26) is fixedly connected with one screw (25).
  5. 5. A honeycomb catalyst high-efficiency denitration device as claimed in claim 4 is characterized in that a first sealing gasket (27) is arranged on the outer side of the rotary column (19), a plurality of second sealing gaskets (28) are arranged on the outer side of the first sealing gasket (27), gaps (29) are formed between every two adjacent second sealing gaskets (28), and an air bag (30) is arranged in each second sealing gasket (28).
  6. 6. The honeycomb catalyst high-efficiency denitration device as set forth in claim 5, wherein a first gas chamber (31) is arranged in the air bag (30), second gas chambers (32) are arranged in the air bag (30) and positioned on two sides of the first gas chamber (31), and the first gas chamber (31) and the second gas chamber (32) are communicated with each other.
  7. 7. The efficient honeycomb catalyst denitration device according to claim 6, wherein an inclined plate (10) is fixed between every two adjacent mounting plates (3), a mounting groove (13) is formed in a position, close to the electric push rod (7), of the inclined plate (10) corresponding to the honeycomb catalytic bricks (6), an upper blocking plate (12) is fixed at one end, far away from the inclined plate (10), of the mounting groove (13), and the inclined plate (10) and the upper blocking plate (12) are both close to the honeycomb catalytic plates (4) and the honeycomb catalytic bricks (6) on the upper portion.
  8. 8. The efficient honeycomb catalyst denitration device according to claim 7, wherein a guide inclined plate (14) is fixed at the top of one side of the mounting plate (3) close to the honeycomb catalytic bricks (6), and the guide inclined plate (14) is connected with the inclined plate (10).
  9. 9. The efficient honeycomb catalyst denitration device of claim 7, wherein the inclined plate (10) is arranged in a downward inclined mode towards one end far away from the installation groove (13), an electromagnet (15) is installed in the inclined plate (10), an elastic rod (16) is installed at the top of the inclined plate (10), the top of the elastic rod (16) extends to the top of the electromagnet (15) and is fixedly provided with a magnet ball (17), and a collecting bin (18) is fixedly arranged on the inner wall of the denitration tower (1) and located below the inclined plate (10).
  10. 10. The honeycomb catalyst high-efficiency denitration device according to claim 9, wherein a second detector (34) is fixed on the inner wall of the denitration tower (1) and positioned at the tops of the mounting plates (3), a baffle plate (37) is fixed on the top of the second detector (34) and positioned inside the denitration tower (1), a rotating plate (38) is rotationally connected with the baffle plate (37), a second motor (8) is mounted on the outer side of the denitration tower (1), and the output end of the second motor (8) is connected with the rotating plate (38); The denitration tower is characterized in that at least one adsorption tube (33) is arranged on the outer side of the denitration tower (1), the top and the bottom of the adsorption tube (33) extend into the denitration tower (1), the top of the adsorption tube (33) extends into a position close to the second detector (34), the bottom of the adsorption tube (33) extends into a position close to the bottom of the honeycomb catalytic body (2), an electromagnetic valve (35) is assembled in the adsorption tube (33), and a fan (36) is arranged in the adsorption tube (33) and located at the bottom of the electromagnetic valve (35).

Description

High-efficient denitrification facility of honeycomb catalyst Technical Field The invention belongs to the technical field of denitration, and particularly relates to a honeycomb type catalyst high-efficiency denitration device. Background With the rapid development of industrial industry, the discharge amount of nitrogen oxides (NO x) generated in the processes of fossil fuel combustion, chemical production and the like is continuously increased, so that the nitrogen oxides become one of main pollutants for causing environmental problems such as acid rain, photochemical smog and the like, the ecological environment and the human health are seriously threatened, the denitration treatment is taken as a core means for controlling the discharge of the nitrogen oxides, the high efficiency and the stability of technical equipment are focused, and the honeycomb catalyst has the advantages of large specific surface area, high catalytic activity, strong compression resistance and the like and is widely applied to industrial denitration devices; However, the existing honeycomb catalyst denitration device still has a plurality of technical pain points in practical application, the denitration structure is mostly of a fixed design, the contact area of the catalyst and the flue gas cannot be dynamically adjusted according to the concentration of nitrogen oxides in the flue gas, when the concentration fluctuation of pollutants in the flue gas is large, the problems of incomplete denitration or low denitration efficiency are easy to occur, and the treatment effect and the treatment rate are difficult to be combined; Therefore, developing a high-efficiency denitration device capable of dynamically adjusting a catalytic structure becomes an urgent need in the technical field of industrial denitration at present. Disclosure of Invention The invention aims to provide a honeycomb type catalyst high-efficiency denitration device, which can realize flexible adaptation of the contact area of a catalyst and flue gas, enlarge the contact area to ensure denitration thoroughness when the concentration of nitrogen oxides is high, reduce the contact area to improve the treatment rate when the concentration is low, and simultaneously, the inclination angle of a mounting plate can be flexibly adjusted by an adjusting structure, the flue gas circulation path is optimized, and the catalytic reaction effect is enhanced. The technical scheme adopted by the invention is as follows: The utility model provides a high-efficient denitrification facility of honeycomb catalyst, includes the denitration tower, the inside of denitration tower just is close to the position department of bottom and is equipped with the honeycomb catalyst body, just be located in the denitration tower the top of honeycomb catalyst body is equipped with first detector, just be located in the denitration tower a plurality of mounting panels are installed at the top of honeycomb catalyst body, and a plurality of mounting panel height interval installs one side and the opposite side of denitration tower inner wall, one side of mounting panel bottom is provided with honeycomb catalytic plate, the enhancement denitration structure is installed to the opposite side of mounting panel bottom, it is used for further denitration to strengthen the denitration structure, adjust the structure is installed in the denitration tower outside for adjust a plurality of the height of mounting panel. The reinforced denitration structure comprises a plurality of honeycomb catalytic bricks, the honeycomb catalytic bricks are all in sliding connection with the other side of the bottom of the mounting plate, every two adjacent honeycomb catalytic bricks are in rotary connection, an electric push rod is mounted at the bottom of the mounting plate, a fixing plate is vertically fixed downwards on a travel rod of the electric push rod, and the fixing plate is connected with one of the honeycomb catalytic bricks at the bottommost part. The bottom of one side of the mounting plate is lower than the bottom of the other side, and an inclined plane is arranged between one side and the other side of the bottom of the mounting plate. The utility model provides a denitration device, including mounting panel tip, adjust the structure including installing the spliced pole of mounting panel tip, the spliced pole with the inner wall rotation of denitration tower is connected, the spliced pole is kept away from one side of denitration tower is fixed with the swinging arms, the inner wall of swinging arms both sides all is provided with the spout, sliding connection has the slider in the spout, two one side that the slider is close to each other all rotates and is connected with the axis of rotation, two one side that the axis of rotation is close to each other is fixed with the movable block, just a plurality of denitration tower is with a plurality of equal threaded connection has the screw rod in the movable