CN115414779A

CN115414779A - SCR treatment denitration and white elimination mixed reactor for optimally utilizing industrial flue gas

Info

Publication number: CN115414779A
Application number: CN202210950916.8A
Authority: CN
Inventors: 唐刚; 李富勇; 黄明忠; 黄安军; 徐筠; 张卫健
Original assignee: Panzhihua Landing Environmental Protection Technology Co ltd
Current assignee: Panzhihua Landing Environmental Protection Technology Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-12-02

Abstract

The invention discloses a denitration and white removal mixed reactor for optimizing SCR treatment of industrial flue gas, and relates to the technical field of industrial flue gas denitration. This optimize and utilize industry flue gas SCR to handle denitration white mixed reactor that disappears, including support, reaction mechanism, reinforced mechanism, buckle mechanism and drainage mechanism, the top fixed mounting of support has drainage case and rose box, and the inside fixed mounting of support has the reaction case. This optimize and utilize industry flue gas SCR to handle denitration white mixed reactor that disappears, cooperation through drainage mechanism and reposition of redundant personnel grid is used, can accelerate the air current flow rate of the flue gas of pouring into, it is slow to have solved current some equipment industrial flue gas when using and flow in equipment, it causes to pile up in equipment air inlet department mostly to lead to the flue gas to be difficult to form the air current motion, the flue gas is difficult to get into the problem that the reaction zone caused equipment denitration efficiency to reduce, the denitration efficiency of equipment is improved, the practicality of equipment is promoted.

Description

SCR treatment denitration and white elimination mixed reactor for optimally utilizing industrial flue gas

Technical Field

The invention relates to the technical field of industrial flue gas denitration, in particular to a denitration and whitening mixed reactor for optimally utilizing industrial flue gas SCR treatment.

Background

In the process of denitration of industrial flue gas, reaction equipment such as a reactor needs to be used for processing through an SCR principle, so that NOX in the industrial flue gas is reduced into N2, and the NOX in the flue gas is removed to reach the emission standard, but in the existing part of equipment, such as the equipment with the publication number of CN210645881U, when the equipment is used, the industrial flue gas slowly flows in the equipment, so that the flue gas is difficult to form airflow movement, most of the flue gas is accumulated at an air inlet of the equipment, the flue gas is difficult to enter a reaction area, so that the denitration efficiency of the equipment is reduced, meanwhile, the existing part of equipment is difficult to enable the flue gas to be in full contact with a catalyst to be reduced, so that the flue gas after reaction also contains NOX, so that the time consumption is needed for reaction, the practicability of the equipment is reduced, and in addition, when the flue gas after the reaction of the existing part of equipment is filtered, the part of the existing equipment needs to be replaced after being used for filtering, and the part of the existing equipment is integrally installed with the equipment, so that the cost is high when the denitration and the industrial flue gas is removed, the SCR is optimally utilized.

Disclosure of Invention

The invention aims to solve at least one technical problem in the prior art, provides a denitration and whitening mixed reactor for optimally utilizing industrial flue gas SCR (selective catalytic reduction), and can solve the problems that the flue gas is difficult to react quickly and fully when part of the existing equipment is used, and the cost is high when a filtering part is disassembled and replaced.

In order to achieve the purpose, the invention provides the following technical scheme: an optimize and utilize industry flue gas SCR to handle denitration white mixed reactor that disappears, includes:

the top of the bracket is fixedly provided with a drainage box and a filter box, the inside of the bracket is fixedly provided with a reaction box, and a group of connecting pipes are fixedly arranged among the reaction box, the drainage box and the filter box;

the reaction mechanism is arranged inside the reaction box and is used for reacting the industrial flue gas with the catalyst;

the feeding mechanism is arranged at the top of the reaction box and is used for automatically adding a catalyst;

the buckling mechanism is arranged on one side of the filter box;

the drainage mechanism is arranged inside the drainage box and comprises an annular plate, supporting rods and fan blades, the annular plate is fixedly mounted on the inner wall of the support, the supporting rods are fixedly mounted between the inner walls of the two sides of the annular plate, and the two sets of fan blades are fixedly mounted at the top of the supporting rods.

Preferably, the drainage mechanism still includes from driving wheel, first motor and action wheel, and the inner wall fixed mounting of support has the reposition of redundant personnel grid, and the top fixed mounting of reposition of redundant personnel grid has first motor, and the bottom of branch is rotated and is installed action wheel and two sets of follow driving wheels, and two sets of pivots from the driving wheel respectively are connected with two sets of flabellums transmission, and the action wheel meshes with two sets of follow driving wheels mutually, and the pivot and the action wheel transmission of first motor are connected.

Preferably, reaction mechanism includes second motor, bull stick, slow current net and adheres to the net, and the top fixed mounting of reaction box has the second motor, and the inboard top fixed mounting of reaction box has the bull stick, and the pivot and the bull stick transmission of second motor are connected, and the fixed surface of bull stick installs slow current net, and the fixed surface of bull stick installs and adheres to the net for two sets of at least.

Preferably, feeding mechanism includes the charging box, annotate the material lid, the liquid pump, filling tube and nozzle, the top fixed mounting of reaction box has the charging box, the top fixed mounting of charging box has the material lid of annotating, annotate the inside of material lid and charging box and communicate with each other, the inboard bottom fixed mounting of charging box has the liquid pump, each fixed mounting of both sides surface of liquid pump has a set of filling tube, two sets of filling tubes respectively run through the inside and the fixed mounting that charging box and reaction box extend to the reaction box and have a set of nozzle, the inside of two sets of nozzles respectively through the output fixed connection of two sets of filling tubes and liquid pump.

Preferably, buckle mechanism includes the fixed plate, the cardboard, the baffle, the guide bar, spring and handle, one side of rose box is provided with the connecting plate, set up the slot on the connecting plate and laminate mutually with one side surface of rose box, the draw-in groove has been seted up at the top of connecting plate, one side surface fixed mounting of rose box has the fixed plate, be provided with the cardboard on the fixed plate, the cardboard runs through the inside that the fixed plate extends to the slot, the top fixed mounting of cardboard has the handle, one side surface fixed mounting of cardboard has the baffle, the bottom fixed mounting of baffle is two sets of guide bar at least, every group guide bar respectively runs through the fixed plate and extends to its below, fixed mounting is two sets of springs at least between baffle and the fixed plate, every group spring housing is established on every group guide bar.

Preferably, one side fixed surface of drainage box installs the intake pipe, and one side fixed surface of rose box installs the outlet duct, and fixed mounting has the jib that is two sets of at least between the both sides inner wall of drainage box, and each fixed mounting has the heating rod that is two sets of at least on every jib of group, and the inner wall fixed mounting of drainage box and rose box has the drainage plate that is two sets of at least, has reached and has heated the effect to required reduction temperature before getting into the reaction box.

Preferably, the bottom fixed mounting of support has the support, and one side fixed surface of support has the drain pipe, and the drain pipe communicates with each other through the inside of pipeline with the reaction box, and the inside of support carries has first filter, and outside first filter runs through the front side of drainage box and extends to the drainage box, reached the hydroenergy enough exhaust effect at the reaction output.

Preferably, the outer fixed surface of one side of connecting plate installs bamboo charcoal board, activated carbon board and second filter, and the outer fixed surface of the opposite side of connecting plate installs the handle, has reached and has further filtered the exhaust effect again to the flue gas after the reaction.

Compared with the prior art, the invention has the beneficial effects that:

(1) This optimize and utilize industry flue gas SCR to handle denitration white mixed reactor that disappears, cooperation through drainage mechanism and reposition of redundant personnel grid is used, can accelerate the air current flow rate of the flue gas of injection, make the flue gas in the whole equipment can get into the reaction box effectively and reduce, it is slow to have solved current partial equipment industrial flue gas flow in equipment when using, it causes to pile up in equipment air inlet department mostly to lead to the flue gas to be difficult to form the air current motion, the flue gas is difficult to get into the problem that the reaction zone caused equipment denitration efficiency to reduce, the denitration efficiency of equipment is improved, the practicality of equipment is promoted.

(2) This optimize and utilize industry flue gas SCR to handle denitration white mixed reactor that disappears, cooperation through reaction mechanism and reinforced mechanism is used, can make the flue gas can fully contact with the catalyst and reduced, make the flue gas can once only react completely and directly get into the rose box and filter, it is difficult to make flue gas and catalyst fully contact by the reduction to have solved current partial equipment, still contain NOX in the flue gas after leading to reacting and cause and need consume the time and react, reduce the problem of the practicality of equipment, the reaction efficiency of flue gas is improved, be favorable to the popularization and the use of device.

(3) This optimize and utilize industry flue gas SCR to handle denitration white mixed reactor that disappears, use through the cooperation of connecting plate and buckle mechanism, can be at bamboo charcoal board, activated carbon board and second filter when having consumed the life-span, can change it fast, when having solved the flue gas of current some equipment after the filtering reaction, it is used for filterable part to need to change after long-term the use, and it installs the higher problem of cost when tearing open and changing with equipment integration, the cost is saved, the result of use of equipment has been guaranteed.

Drawings

The invention is further illustrated with reference to the following figures and examples:

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is an enlarged view of the portion A of the present invention;

FIG. 4 is an enlarged view of the portion B of the present invention;

FIG. 5 is an enlarged view of the area C of the present invention;

FIG. 6 is an enlarged view of the region D of the present invention.

Reference numerals are as follows: 1. a support; 2. a drainage box; 3. a drainage mechanism; 301. an annular plate; 302. a strut; 303. a fan blade; 304. a driven wheel; 305. a first motor; 306. a driving wheel; 4. a reaction box; 5. a reaction mechanism; 501. a second motor; 502. a rotating rod; 503. a slow flow network; 504. attaching a net; 6. a feeding mechanism; 601. a feed box; 602. a material injection cover; 603. a liquid pump; 604. a feed tube; 605. a nozzle; 7. a filter box; 8. a connecting plate; 9. a buckle mechanism; 901. a fixing plate; 902. clamping a plate; 903. a baffle plate; 904. a guide bar; 905. a spring; 906. a handle; 10. a first filter plate; 11. a flow-dividing grid; 12. a boom; 13. a heating rod; 14. a support; 15. a drain pipe; 16. a bamboo charcoal board; 17. an activated carbon plate; 18. a second filter plate; 19. an air inlet pipe; 20. an air outlet pipe; 21. a handle; 22. a drainage plate; 23. and (4) connecting the pipes.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, greater than, less than, exceeding, etc. are understood as excluding the present numbers, and the above, below, inside, etc. are understood as including the present numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1-6, the present invention provides a technical solution: a denitration and white elimination mixed reactor for optimizing SCR treatment of industrial flue gas comprises a support 1, a reaction mechanism 5, a feeding mechanism 6, a buckling mechanism 9 and a drainage mechanism 3, wherein a drainage box 2 and a filter box 7 are fixedly arranged at the top of the support 1, the reaction box 4 is fixedly arranged in the support 1, a group of connecting pipes 23 are respectively and fixedly arranged between the reaction box 4 and the drainage box 2 as well as between the reaction box 4 and the filter box 7, the reaction mechanism 5 is arranged in the reaction box 4, the reaction mechanism 5 is used for reaction of the industrial flue gas and a catalyst, the feeding mechanism 6 is arranged at the top of the reaction box 4, the feeding mechanism 6 is used for automatically adding the catalyst, the buckling mechanism 9 is arranged at one side of the filter box 7, an air inlet pipe 19 is fixedly arranged on the outer surface at one side of the drainage box 2, and an air outlet pipe 20 is fixedly arranged on the outer surface at one side of the filter box 7, at least two groups of hanger rods 12 are fixedly arranged between the inner walls of two sides of the drainage box 2, at least two groups of heating rods 13 are fixedly arranged on each group of hanger rods 12, at least two groups of drainage plates 22 are fixedly arranged on the inner walls of the drainage box 2 and the filter box 7, a support 14 is fixedly arranged at the bottom of the support 1, a drain pipe 15 is fixedly arranged on the outer surface of one side of the support 14, the drain pipe 15 is communicated with the inside of the reaction box 4 through a pipeline, a first filter plate 10 is arranged in the support 1 and is carried by the first filter plate 10, the first filter plate 10 penetrates through the front side of the drainage box 2 and extends out of the drainage box 2, a bamboo charcoal plate 16, an activated charcoal plate 17 and a second filter plate 18 are fixedly arranged on the outer surface of one side of the connecting plate 8, and a handle 21 is fixedly arranged on the outer surface of the other side of the connecting plate 8;

drainage mechanism 3 sets up in the inside of drainage case 2, and drainage mechanism 3 includes annular plate 301, branch 302 and flabellum 303, and the inner wall fixed mounting of support 1 has annular plate 301, and fixed mounting has branch 302 between the both sides inner wall of annular plate 301, and the top fixed mounting of branch 302 has two sets of flabellums 303.

Drainage mechanism 3 still includes from driving wheel 304, first motor 305 and action wheel 306, the inner wall fixed mounting of support 1 has reposition of redundant personnel grid 11, the top fixed mounting of reposition of redundant personnel grid 11 has first motor 305, the bottom of branch 302 is rotated and is installed action wheel 306 and two sets of from driving wheel 304, two sets of pivots from driving wheel 304 respectively with two sets of flabellum 303 transmission connection, action wheel 306 meshes with two sets of follow driving wheel 304 mutually, the pivot of first motor 305 is connected with action wheel 306 transmission, under drainage mechanism 3 and reposition of redundant personnel grid 11's mating reaction, can accelerate the air current flow rate of the flue gas of pouring into, make the flue gas in the whole equipment can get into the reaction box 4 effectively and carry out the reduction, it is slow to have solved current partial equipment industrial flue gas when using in the equipment, lead to the flue gas to be difficult to form air current motion and cause the problem of piling up in equipment air inlet department, avoided the flue gas to be difficult to get into the reaction zone and cause equipment denitration efficiency to reduce, the denitration efficiency of equipment has been improved, the practicality of equipment has been promoted.

The reaction mechanism 5 comprises a second motor 501, a rotating rod 502, a slow flow net 503 and an attachment net 504, the second motor 501 is fixedly installed at the top of the reaction box 4, the rotating rod 502 is fixedly installed at the top of the inner side of the reaction box 4, a rotating shaft of the second motor 501 is in transmission connection with the rotating rod 502, the slow flow net 503 is fixedly installed on the outer surface of the rotating rod 502, and the attachment nets 504 which are at least two groups are fixedly installed on the outer surface of the rotating rod 502.

The feeding mechanism 6 comprises a feeding box 601, a feeding cover 602, a liquid pump 603, a feeding pipe 604 and a nozzle 605, the feeding box 601 is fixedly arranged at the top of the reaction box 4, the feeding cover 602 is fixedly arranged at the top of the feeding box 601, the feeding cover 602 is communicated with the inside of the feeding box 601, the liquid pump 603 is fixedly arranged at the bottom of the inner side of the feeding box 601, a group of feeding pipes 604 are respectively and fixedly arranged on the outer surfaces of the two sides of the liquid pump 603, two groups of feeding pipes 604 respectively penetrate through the feeding box 601 and the reaction box 4 and extend to the inside of the reaction box 4 and are respectively and fixedly arranged with a group of nozzles 605, the insides of the two groups of nozzles 605 are respectively and fixedly connected with the output end of the liquid pump 603 through the two groups of feeding pipes 604, under the cooperation of the reaction mechanism 5 and the feeding mechanism 6, the flue gas can be fully contacted with the catalyst and reduced, the flue gas can be fully reacted at one time and directly enters the filter box 7 to be filtered, the problem that NOx contained in the flue gas after reaction causes time consumption for reaction due to the fact that the existing partial equipment is difficult to enable the flue gas to be fully contacted with the catalyst and reduced is solved, the practicability of equipment is avoided being reduced, the reaction efficiency of the flue gas is improved, and the device is favorable for popularization and use.

The fastening mechanism 9 comprises a fixing plate 901, a clamping plate 902, a baffle 903, guide rods 904, springs 905 and a handle 906, a connecting plate 8 is arranged on one side of the filter box 7, a slot is formed in the connecting plate 8 and is attached to the outer surface of one side of the filter box 7, a clamping groove is formed in the top of the connecting plate 8, a fixing plate 901 is fixedly installed on the outer surface of one side of the filter box 7, the clamping plate 902 is arranged on the fixing plate 901, the clamping plate 902 penetrates through the fixing plate 901 and extends into the slot, the handle 906 is fixedly installed at the top of the clamping plate 902, a baffle 903 is fixedly installed on the outer surface of one side of the clamping plate 902, at least two groups of guide rods 904 are fixedly installed at the bottom of the baffle 903, each group of guide rods 904 respectively penetrate through the fixing plate 901 and extend to the position below the fixing plate 904, at least two groups of springs 905 are fixedly installed between the baffle 903 and the fixing plate 901, each group of guide rods 904 are arranged on each group of springs 905, under the cooperation effect of the connecting plate 8 and the fastening mechanism 9, the bamboo charcoal plate 16, the activated carbon plate 17 and the second filter plate 18 can be quickly installed when the service life is consumed, the existing equipment is replaced after the filtering reaction, the existing equipment is used for filtering part of the smoke, the smoke needs to be replaced after the filtering equipment is used for a long time, and the filtering equipment, and the integrated equipment is avoided, and the integrated equipment is saved in use cost, and the integrated equipment.

The working principle is as follows: when the device is used, a catalyst to be used is added into the feeding box 601, the catalyst is connected into industrial flue gas to be denitrated through the air inlet pipe 19, the flue gas enters the inside of the drainage box 2, the first motor 305 is controlled to be started to drive the driving wheel 306 to rotate, the driving wheel 306 drives the first motor 305 to rotate so as to drive the fan blades 303 to rotate, a pressure difference is formed from top to bottom to drive the flue gas to flow downwards, the flue gas uniformly flows through the heating rod 13 through the shunt grating 11, the heating rod 13 is electrified when the flue gas flows through the heating rod 13, the heating rod 13 heats the flue gas to the reaction temperature environment of the flue gas, the high-temperature flue gas enters the inside of the reaction box 4 through the connecting pipe 23, at the moment, the liquid pump 603 is started to spray the catalyst in the feeding box 601 from the nozzle 605 on the slow flow network 503 through the feeding pipe 604, and slowly adhere to the attachment net 504 through the slow flow net 503, and at the same time, control the second motor 501 to start to drive the rotating rod 502 to rotate and drive the attachment net 504 to rotate, so that the attachment net 504 carries the catalyst to contact with the high-temperature flue gas, the flue gas can be reduced under the action of the catalyst to produce water and nitrogen, the water is discharged from the drain pipe 15 through the support 14, the reacted flue gas and nitrogen enter the filter box 7 through the connecting pipe 23, and are respectively filtered by the bamboo charcoal board 16, the activated charcoal board 17 and the second filter board 18 and then discharged from the outlet pipe 20, when the bamboo charcoal board 16, the activated charcoal board 17 and the second filter board 18 need to be replaced, the handle 906 is pulled to drive the clamping plate 902 to move upwards, so that the clamping plate 902 is separated from the clamping groove on the connecting plate 8, and at this time, the connecting plate 8 can be pulled out through the handle 21.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. The utility model provides an optimize and utilize industry flue gas SCR to handle denitration white mixed reactor that disappears which characterized in that includes:

the top of the bracket (1) is fixedly provided with a drainage box (2) and a filter box (7), the inside of the bracket (1) is fixedly provided with a reaction box (4), and a group of connecting pipes (23) are respectively and fixedly arranged between the reaction box (4) and the drainage box (2) and between the reaction box and the filter box (7);

the reaction mechanism (5) is arranged inside the reaction box (4), and the reaction mechanism (5) is used for reacting the industrial flue gas with the catalyst;

the feeding mechanism (6) is arranged at the top of the reaction box (4), and the feeding mechanism (6) is used for automatically adding a catalyst;

the buckling mechanism (9) is arranged on one side of the filter box (7);

drainage mechanism (3), set up in the inside of drainage box (2), drainage mechanism (3) include annular plate (301), branch (302) and flabellum (303), and the inner wall fixed mounting of support (1) has annular plate (301), and fixed mounting has branch (302) between the both sides inner wall of annular plate (301), and the top fixed mounting of branch (302) has two sets of flabellums (303).

2. The reactor of claim 1, which is used for the optimized utilization of industrial flue gas SCR treatment denitration and whitening, and is characterized in that: drainage mechanism (3) still include from driving wheel (304), first motor (305) and action wheel (306), the inner wall fixed mounting of support (1) has reposition of redundant personnel grid (11), the top fixed mounting of reposition of redundant personnel grid (11) has first motor (305), the bottom of branch (302) is rotated and is installed action wheel (306) and two sets of follow driving wheel (304), two sets of pivots from driving wheel (304) respectively with two sets of flabellum (303) transmission connection, action wheel (306) and two sets of meshes from driving wheel (304) mutually, the pivot and the action wheel (306) transmission of first motor (305) are connected.

3. The reactor of claim 2, which is used for the optimized utilization of industrial flue gas SCR treatment denitration and whitening, and is characterized in that: reaction mechanism (5) include second motor (501), bull stick (502), slow flow net (503) and attach net (504), the top fixed mounting of reaction box (4) has second motor (501), the inboard top fixed mounting of reaction box (4) has bull stick (502), the pivot and the bull stick (502) transmission of second motor (501) are connected, the outer fixed surface of bull stick (502) installs and slowly flows net (503), the outer fixed surface of bull stick (502) installs and attaches net (504) that is two sets of at least.

4. The optimized SCR denitration and whitening mixed reactor for industrial flue gas treatment according to claim 3, characterized in that: feeding mechanism (6) are including feeder box (601), annotate material lid (602), liquid pump (603), filling tube (604) and nozzle (605), the top fixed mounting of reaction box (4) has feeder box (601), the top fixed mounting of feeder box (601) has notes material lid (602), it communicates with each other with the inside of feeder box (601) to annotate material lid (602), the inboard bottom fixed mounting of feeder box (601) has liquid pump (603), each fixed mounting of both sides surface of liquid pump (603) has a set of filling tube (604), two sets of filling tube (604) respectively run through feeder box (601) and reaction box (4) and extend to the inside of reaction box (4) and fixed mounting have a set of nozzle (605), the inside of two sets of nozzle (605) respectively through the output fixed connection of two sets of feeder tubes (604) and liquid pump (603).

5. The reactor of claim 4, which is used for the optimized utilization of industrial flue gas SCR treatment denitration and whitening, and is characterized in that: buckle mechanism (9) are including fixed plate (901), cardboard (902), baffle (903), guide bar (904), spring (905) and handle (906), one side of rose box (7) is provided with connecting plate (8), set up the slot on connecting plate (8) and laminate mutually with the one side surface of rose box (7), the draw-in groove has been seted up at the top of connecting plate (8), one side fixed surface of rose box (7) installs fixed plate (901), be provided with cardboard (902) on fixed plate (901), cardboard (902) run through fixed plate (901) and extend to the inside of slot, the top fixed mounting of cardboard (902) has handle (906), one side fixed surface of cardboard (902) installs baffle (903), the bottom fixed mounting of baffle (903) has guide bar (904) that are two sets of at least, every guide bar (904) of group respectively runs through fixed plate (901) and extends to its below, fixed mounting has spring (905) that are two sets of at least between baffle (903) and fixed plate (901), every group spring (905) cover is established on every guide bar (904).

6. The optimized SCR denitration and whitening mixed reactor for industrial flue gas treatment according to claim 5, characterized in that: the utility model discloses a drainage box, including drainage box (2), inlet pipe (19) are installed to one side outer fixed surface of drainage box (2), and the outer fixed surface in one side of rose box (7) installs outlet duct (20), and fixed mounting has boom (12) that are two sets of at least between the both sides inner wall of drainage box (2), and each fixed mounting is gone up in every boom (12) of group has heating rod (13) that are two sets of at least, and the inner wall fixed mounting of drainage box (2) and rose box (7) has drainage plate (22) that are two sets of at least.

7. The reactor of claim 6, which is used for the optimized utilization of industrial flue gas SCR treatment denitration and whitening, and is characterized in that: the bottom fixed mounting of support (1) has support (14), and the surface fixed mounting in one side of support (14) has drain pipe (15), and drain pipe (15) communicate with each other through the inside of pipeline with reaction box (4), and the inside of support (1) carries has first filter (10), and first filter (10) run through the front side of drainage box (2) and extend outside drainage box (2).

8. The reactor of claim 7, which is used for the optimized utilization of industrial flue gas SCR treatment denitration and whitening, and is characterized in that: the bamboo charcoal board (16), the activated carbon board (17) and the second filter board (18) are fixedly installed on the outer surface of one side of the connecting plate (8), and the handle (21) is fixedly installed on the outer surface of the other side of the connecting plate (8).