CN115672008B - Industrial waste gas dust removal SOx/NOx control integrated device - Google Patents
Industrial waste gas dust removal SOx/NOx control integrated device Download PDFInfo
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- CN115672008B CN115672008B CN202211705417.9A CN202211705417A CN115672008B CN 115672008 B CN115672008 B CN 115672008B CN 202211705417 A CN202211705417 A CN 202211705417A CN 115672008 B CN115672008 B CN 115672008B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The invention relates to the technical field of flue gas purification, in particular to an integrated device for dedusting, desulfurizing and denitrifying industrial waste gas, which comprises a stabilizing base, a pressure-equalizing and equally-dividing device, an air inlet assembly, a purification assembly and a liquid inlet spraying assembly, wherein a wet method box and at least two dry method boxes are fixedly arranged on the stabilizing base through a plurality of supporting columns, the pressure-equalizing and equally-dividing device is at least provided with two dry method boxes, the pressure-equalizing and equally-dividing device is arranged inside each of the at least two dry method boxes, one pressure-equalizing and equally-dividing device comprises a rectangular pyramid type box, a discharge pipe, a box cover, an air outlet pipe and a plurality of feeding pipes, and parts of the rectangular pyramid type boxes are arranged inside the dry method boxes.
Description
Technical Field
The invention relates to the technical field of flue gas purification, in particular to an integrated device for dedusting, desulfurizing and denitrifying industrial waste gas.
Background
Along with the increasing stricter national emission standards of atmospheric pollutants and the national requirements on the frequent yield limit of iron and steel enterprises discharging large households, each iron and steel enterprise carries out environmental protection activities in a break, wherein one important environmental protection treatment project is the ultra-clean treatment of the flue gas of the blast furnace hot blast stove.
When blast furnace hot blast stove flue gas is handled among the prior art, mostly handle through the mode of wet process, the medicament of specifically will SOx/NOx control fuses in the washing liquid, the rethread supplies liquid equipment, supply the inside of adsorption tower with the washing liquid, carry out abundant mixture with flue gas and washing liquid in the inside of adsorption tower, adsorb or reaction process to the composition in the flue gas, the realization is to the purification of flue gas, in actual processing procedure, often can produce a large amount of waste liquid, the waste liquid that produces is not only more difficult to handle, and the cost is higher when handling, still need introduce other equipment or go special waste liquid treatment factory and handle waste liquid, not only waste a large amount of capital costs, and if waste liquid handles improperly, still easily cause serious pollution to the environment, for this, in order to carry out more simple and convenient and efficient processing to industrial waste gas, we have proposed an industrial waste gas dust removal SOx/NOx control integration device.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an industrial waste gas dedusting, desulfurizing and denitrifying integrated device, which solves the problem that a large amount of waste gas liquid is easily generated when industrial waste gas is treated by flue gas treatment equipment in the prior art.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: an industrial waste gas dedusting, desulfurization and denitrification integrated device comprises a stabilizing base, a pressure-equalizing and equally-dividing device, an air inlet assembly, a purification assembly and a liquid inlet spraying assembly;
the stabilizing base is fixedly provided with a wet method box and at least two dry method boxes through a plurality of supporting columns;
the dry box is characterized in that the number of the pressure equalizing and equalizing devices is at least two, and the pressure equalizing and equalizing devices are arranged in the dry box;
the pressure-equalizing equipartition device comprises a rectangular pyramid type box, a discharge pipe, a box cover, an air outlet pipe and a plurality of feeding pipes, wherein part of the rectangular pyramid type box is arranged inside the dry method box, the other part of the rectangular pyramid type box is arranged above the dry method box, the rectangular pyramid type box and the dry method box are arranged in a sealing mode, one end of the discharge pipe is communicated below the rectangular pyramid type box, the other end of the discharge pipe penetrates through the lower portion of the dry method box and is arranged between the discharge pipe and the dry method box in a sealing mode, a first gate valve is arranged on the discharge pipe positioned outside the dry method box, the box cover is arranged on the rectangular pyramid type box in a sealing mode and can be detachably arranged, the air outlet pipe and the feeding pipes are communicated on the box cover, pipe covers are arranged on the feeding pipes in a sealing and detachable mode, a plurality of air inlet through holes are formed in the four outer side walls of the rectangular pyramid type box at equal distances, and adjustable grids are arranged in the air inlet through holes on one side of the rectangular pyramid type box;
one adjustable grid comprises a plurality of pressure equalizing plates, a plurality of driving gears, a plurality of connecting gears and a driving motor, wherein the pressure equalizing plates are respectively and rotatably installed inside the air inlet through holes through rotating rods, one ends of the rotating rods extend to one side of the rectangular pyramid type box and are respectively and fixedly installed between the driving gears, the connecting gears are respectively and rotatably installed on one side of the rectangular pyramid type box and are respectively and mutually meshed with two adjacent driving gears, the driving motor is installed on one side of the dry method box, and the output end of the driving motor penetrates through the inside of the dry method box and is fixedly installed with one end of the rotating rod positioned at the top through the driving rod;
the air inlet assembly is arranged on the wet method box, and connecting pipes are detachably arranged between the air inlet assembly and the at least two air outlet pipes through a flange disc group;
the purification component is arranged on the wet box, and is positioned above the air inlet component;
the feed liquor spraying assembly is installed on the wet method box, and the feed liquor spraying assembly is located above the purification assembly.
Foretell, at least two one side of dry process case all communicates there is the intake pipe, and clean recess, at least two have all been seted up to the opposite side of at least two dry process cases clean groove department all seals up and demountable installation has the clearance lid.
On the basis of the scheme, the wet method box is communicated with an exhaust pipe and a liquid discharge pipe, the exhaust pipe is provided with an exhaust fan, and the liquid discharge pipe is communicated with a second gate valve.
On the basis of the scheme, the air inlet assembly comprises an air inlet cover and at least two installation pipes, the air inlet cover is fixedly installed inside the wet method box through a stabilizing frame, the air outlet end of the air inlet cover faces one side of the liquid discharge pipe, one ends of the at least two installation pipes are communicated with the air inlet cover, the other ends of the at least two installation pipes penetrate through the outside of the wet method box, and the at least two installation pipes are detachably communicated with the corresponding connecting pipes through a flange disc group.
On the basis of the scheme, the purification assembly comprises a filler and two limiting frames, the two limiting frames are fixedly installed in the wet method box, the lower limiting frame and the lower stabilizing frame are fixedly installed, and the filler is arranged between the two limiting frames.
On the basis of the scheme, the liquid inlet spraying assembly comprises a liquid inlet pipe, an annular pipe and a plurality of spraying heads, one end of the liquid inlet pipe penetrates through the inside of the wet method box and is communicated with the annular pipe, and the spraying heads are communicated with the annular pipe at equal angles.
In order to facilitate the position stabilization of the annular pipe, the annular pipe is fixedly installed on the inner side wall of the wet method tank through a plurality of stabilizing blocks.
In order to facilitate the replacement of the filler, a plurality of material changing through holes are formed in the wet method box, the material changing through holes are located between the limiting frames, and the material changing through holes are sealed and detachably provided with material changing covers.
(III) advantageous effects
Compared with the prior art, the invention provides an industrial waste gas dedusting, desulfurizing and denitrifying integrated device, which has the following beneficial effects:
before the industrial waste gas is subjected to dedusting, desulfurization and denitration treatment, the interiors of rectangular pyramid type boxes on at least two pressure equalizing and equally dividing devices are filled with medicament particles through feeding pipes;
according to the invention, when the industrial waste gas is subjected to dust removal, desulfurization and denitration treatment, the industrial waste gas is introduced into the dry method box, the industrial waste gas enters the rectangular pyramid type box from the inside of the dry method box through the air inlet through hole, the industrial waste gas is subjected to dust removal, desulfurization and denitration treatment through the medicament particles added into the rectangular pyramid type box, the waste gas after primary desulfurization and denitration enters the wet method box through the air outlet pipe, the connecting pipe and the air inlet assembly, and through the matching between the liquid inlet spraying assembly and the purification assembly, the impurities in the waste gas can be further purified, so that the purification effect on the industrial waste gas is greatly improved, the usage amount of the washing liquid can be greatly reduced, and the generation of the waste liquid is reduced through a two-step method;
according to the invention, through the matching of the driving motor, the driving gear, the connecting gear, the rotating rod and the driving rod, the angle of the pressure equalizing plate in the rectangular pyramid type box can be conveniently adjusted, and through adjusting the angle of the pressure equalizing plate, the repose angle of the medicament and the descending speed of the medicament in the rectangular pyramid type box can be adjusted, so that waste gas can enter the rectangular pyramid type box and can be blocked during medicament blanking, meanwhile, the medicament is overturned under the action of self weight, medicament particles and friction force between the medicament and the pressure equalizing plate in the descending material discharging process through the discharging pipe, the windward side of the medicament is continuously changed, the medicament and the waste gas are fully contacted, the chemical reaction between the medicament and the smoke gas is more sufficient, and meanwhile, the saturated particle medicament after the reaction can be conveniently recovered;
therefore, this industrial waste gas dust removal SOx/NOx control integrated device, when it removes dust, SOx/NOx control to industrial waste gas, through the processing mode of dry-wet combination, not only can improve the ability to industrial waste gas's purification treatment greatly, after handling industrial waste gas simultaneously, still be convenient for carry out recovery processing to the discarded object after handling, simultaneously also greatly reduced the output of abandonment liquid, the practicality is stronger.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a partially cut-away perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic view of a partial cross-sectional perspective structure of the pressure equalizer and the equalizer according to the present invention;
FIG. 4 is a schematic view of a three-dimensional structure of the pressure-equalizing and equally-dividing device according to the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 1A;
FIG. 6 is an enlarged view of a portion of FIG. 1 at B;
fig. 7 is a partially enlarged view of the structure at C in fig. 3 according to the present invention.
The reference numerals in the drawings denote: 1. a stabilizing base; 2. a support pillar; 3. a wet box; 4. dry box; 5. a rectangular pyramid-shaped box; 6. a discharge pipe; 7. a box cover; 8. an air outlet pipe; 9. feeding pipes; 10. a first gate valve; 11. a tube cover; 12. a pressure equalizing plate; 13. a drive gear; 14. a connecting gear; 15. a drive motor; 16. a connecting pipe; 17. an air inlet pipe; 18. cleaning the cover; 19. an exhaust pipe; 20. a liquid discharge pipe; 21. an exhaust fan; 22. a second gate valve; 23. an air intake hood; 24. installing a pipe; 25. a filler; 26. a limiting frame; 27. a liquid inlet pipe; 28. an annular tube; 29. a shower head; 30. a stabilizing block; 31. a material changing cover; 101. a voltage-sharing and equally-dividing device; 102. an air intake assembly; 103. a purification assembly; 104. and a liquid inlet spraying assembly.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, an integrated device for dedusting, desulfurizing and denitrating industrial waste gas comprises a stabilizing base 1, a pressure equalizing and equalizing device 101, an air inlet assembly 102, a purifying assembly 103 and a liquid inlet spraying assembly 104;
wherein, a wet method box 3 and at least two dry method boxes 4 are fixedly arranged on the stabilizing base 1 through a plurality of supporting columns 2, one side of each dry method box 4 is communicated with an air inlet pipe 17, the other side of each dry method box 4 is provided with a cleaning groove, the cleaning grooves are hermetically and detachably provided with cleaning covers 18, the cleaning covers 17 are communicated with a pipeline for discharging industrial waste gas from the outside conveniently, the cleaning covers 18 are detached to clean impurities in the dry method boxes 4 conveniently, the wet method box 3 is communicated with an exhaust pipe 19 and a liquid discharge pipe 20, the exhaust pipe 19 is provided with an exhaust fan 21, the liquid discharge pipe 20 is communicated with a gate valve II 22, and the exhaust fan 21 on the exhaust pipe 19, the waste gas after cleaning in the wet method box 3 can be better discharged, by opening the second gate valve 22, the washing liquid after filtering the waste gas in the wet method box 3 can be discharged through the liquid discharge pipe 20, in practical use, the bottom end of the liquid discharge pipe 20 is generally communicated with a waste liquid box, the waste liquid discharged through the wet method box 3 enters the waste liquid box, the waste liquid is simply filtered in the waste liquid box and is conveyed to the inside of the liquid inlet spraying component 104, when the waste liquid in the waste liquid box is about to reach saturation, the washing liquid can be replaced, and meanwhile, the waste liquid box can be generally provided with equipment for quantitatively adding a desulfurization and denitrification solvent;
at least two pressure-equalizing distributors 101 are arranged, and the pressure-equalizing distributors 101 are arranged in the at least two dry-process boxes 4;
one of the pressure-equalizing and equally-dividing devices 101 comprises a rectangular pyramid type box 5, a discharge pipe 6, a box cover 7, an air outlet pipe 8 and a plurality of feeding pipes 9, wherein part of the rectangular pyramid type box 5 is arranged inside the dry method box 4, the other part of the rectangular pyramid type box 5 is arranged above the dry method box 4, the rectangular pyramid type box 5 and the dry method box 4 are arranged in a sealing manner, one end of the discharge pipe 6 is communicated with the lower part of the rectangular pyramid type box 5, the other end of the discharge pipe 6 penetrates through the lower part of the dry method box 4 and is arranged between the dry method box 4 in a sealing manner, the discharge pipe 6 positioned outside the dry method box 4 is provided with a gate valve I10, the box cover 7 is arranged on the rectangular pyramid type box 5 in a sealing manner and can be disassembled, the air outlet pipe 8 and the plurality of feeding pipes 9 are communicated with the box cover 7, and the plurality of feeding pipes 9 are respectively provided with a pipe cover 11 in a sealing manner, a plurality of air inlet through holes are formed in four outer side walls of the rectangular pyramid type box 5 at equal distances, and adjustable grids are arranged in the air inlet through holes on one side of the rectangular pyramid type box 5, so that when the rectangular pyramid type box is used, a medicament for desulfurization and denitration of flue gas can be uniformly placed in the rectangular pyramid type box 5 by opening the pipe covers 11, wherein the main component of the medicament is active nano calcium which can be divided into an active nano calcium desulfurizer and an active nano calcium denitration agent according to the main functions of the active nano calcium desulfurizer and the active nano calcium denitration agent, after the medicament is saturated, the saturated medicament can flow out of the discharging pipe 6 through the self gravity by opening the first gate valve 10, and the collected saturated medicament is recovered;
one of the adjustable grids comprises a plurality of pressure equalizing plates 12, a plurality of driving gears 13, a plurality of connecting gears 14 and a driving motor 15, wherein the pressure equalizing plates 12 are respectively rotatably installed inside the air inlet through holes through rotating rods, one end of each rotating rod extends to one side of the rectangular pyramid type box 5 and is fixedly installed between the driving gears 13, the connecting gears 14 are respectively rotatably installed at one side of the rectangular pyramid type box 5 and are respectively meshed with two adjacent driving gears 13, the driving motor 15 is installed at one side of the dry method box 4, the output end of the driving motor 15 penetrates through the inside of the dry method box 4 and is fixedly installed with one end of the rotating rod positioned at the top through the driving rod, when the adjustable grid is used specifically, the output end of the driving motor 15 drives the driving rod to rotate by starting the driving motor 15, and the driving rod drives the rotating rod connected with the driving rod to rotate, the rotating rods drive the driving gear 13 connected with the rotating rods to rotate while rotating, the rotating rods are convenient to drive the rotating rods to synchronously rotate through the meshing fit between the connecting gears 14 and the driving gear 13, one ends of the pressure equalizing plates 12 are driven to rotate through the rotation of the rotating rods, so that the angle between the pressure equalizing plates 12 and the rectangular pyramid type box 5 is adjusted, the angle of the medicament and the descending speed of the medicament in the rectangular pyramid type box 5 can be adjusted through adjusting the angle of the pressure equalizing plates 12, the waste gas can enter the rectangular pyramid type box 5 more conveniently and can be prevented from being blocked during medicament blanking, meanwhile, the medicament can descend through the discharging pipe 6 in the material discharging process, and the windward side of the medicament can be changed continuously through self weight, and the friction force between the medicament and the pressure equalizing plates 12, so that the medicament is in full contact with the waste gas, the chemical reaction between the medicament and the smoke is more sufficient, and supplementary explanation is that the contact area between the medicament and the waste gas is not increased by overturning and adjusting the medicament, so as to adjust the contact surface of the medicament which is vertically contacted with the waste gas and make the waste gas and the medicament surface with better activity perform sufficient contact reaction;
the air inlet assembly 102 is mounted on the wet process tank 3, the connecting pipes 16 are detachably mounted between the air inlet assembly 102 and the at least two air outlet pipes 8 through a flange disc group, the air inlet assembly 102 includes an air inlet cover 23 and at least two mounting pipes 24, the air inlet cover 23 is fixedly mounted inside the wet process tank 3 through a stabilizing frame, the air outlet end of the air inlet cover 23 faces one side of the drain pipe 20, one ends of the at least two mounting pipes 24 are communicated with the air inlet cover 23, the other ends of the at least two mounting pipes 24 penetrate through the outside of the wet process tank 3, the at least two mounting pipes 24 are detachably communicated with the corresponding connecting pipes 16 through a flange disc group, the filtered waste gas discharged from the dry process tank 4 enters the wet process tank 3 through the air outlet pipe 8, the connecting pipes 16 and the air inlet cover 23, and the liquid inlet spraying assembly 104 is matched with the purifying assembly 103, impurities in the waste gas can be further purified, and the air inlet cover 23 is arranged in the middle of the wet process tank 3 in a hopper shape, so that the waste gas can be uniformly discharged into the wet process tank 3 through the air inlet cover 23, and the cleaning liquid can be prevented from entering the wet process tank 23;
wherein, the purification component 103 is installed on the wet-method box 3, and the purification component 103 is located above the air intake component 102, the purification component 103 comprises a filler 25 and two limit frames 26, the two limit frames 26 are both fixedly installed inside the wet-method box 3, and the limit frame 26 located below and a stabilizing frame are fixedly installed, the filler 25 is arranged between the two limit frames 26, the washing liquid sprayed by the liquid inlet spraying component 104 can be in full contact mixing reaction with the waste gas by arranging the filler 25, secondary purification treatment is carried out on the impurities remained in the waste gas, and the purification effect is more thorough;
wherein, feed liquor spray set 104 installs on wet process case 3, and feed liquor spray set 104 is located the top of purifying component 103, feed liquor spray set 104 includes feed liquor pipe 27, ring pipe 28 and a plurality of shower head 29, the one end of feed liquor pipe 27 run through to wet process case 3 inside and with the ring pipe 28 between communicate each other, the equal angle intercommunication of a plurality of shower head 29 is on ring pipe 28, when external equipment supplies the required washing liquid of purge gas, the washing liquid passes through feed liquor pipe 27 and gets into the inside of ring pipe 28, carry out even blowout by a plurality of shower head 29 with the washing liquid again, the injection angle of a plurality of shower head 29 can be adjusted in the in-service use, make washing liquid as far as even distribution as possible on packing 25, better carry out purification treatment to industrial waste gas can.
It should be added that:
to facilitate the position stabilization of the ring pipe 28, the ring pipe 28 is fixedly installed on the inner sidewall of the wet tank 3 by a plurality of stabilizing blocks 30, and the position of the ring pipe 28 is stabilized by a plurality of stabilizing blocks 30.
In order to facilitate replacement of the filler 25, a plurality of material changing through holes are formed in the wet box 3, the material changing through holes are located between the two limiting frames 26, the material changing covers 31 are hermetically and detachably mounted at the material changing through holes, and the filler 25 is convenient to replace by detaching the material changing covers 31;
in order to prolong the service life of the equipment, all parts and devices inside the wet tank 3 need to be sprayed with anticorrosive and corrosion-resistant coatings when the device is installed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an industrial waste gas dust removal SOx/NOx control integrated device which characterized in that includes:
the device comprises a stable base (1), wherein a wet method box (3) and at least two dry method boxes (4) are fixedly arranged on the stable base (1);
the dry box is characterized by comprising at least two pressure equalizing and equalizing devices (101), wherein the pressure equalizing and equalizing devices (101) are arranged in each dry box (4);
the pressure-equalizing and equally-dividing device (101) comprises a rectangular pyramid type box (5), a discharging pipe (6), a box cover (7), an air outlet pipe (8) and a plurality of feeding pipes (9), wherein part of the rectangular pyramid type box (5) is arranged inside the dry method box (4), the other part of the rectangular pyramid type box (5) is arranged above the dry method box (4), the rectangular pyramid type box (5) and the dry method box (4) are arranged in a sealing mode, one end of the discharging pipe (6) is communicated with the lower part of the rectangular pyramid type box (5), the other end of the discharging pipe (6) penetrates through the lower part of the dry method box (4) and is arranged between the discharging pipe and the dry method box (4) in a sealing mode, a gate valve I (10) is arranged on the discharging pipe (6) positioned outside the dry method box (4), the box cover (7) is arranged on the rectangular pyramid type box (5) in a sealing mode and is detachably arranged on the rectangular pyramid type box, the air outlet pipe (7) and the feeding pipes (8) and the feeding pipes (9) are communicated on the dry method box (7), the upper box cover (9) is provided with a plurality of feeding pipes, a plurality of feeding pipes (11), and a plurality of feeding pipes are arranged in a plurality of the rectangular pyramid type box through holes, and the rectangular pyramid type box is arranged on one side of the rectangular pyramid type box, and the rectangular pyramid type box is provided with a plurality of the rectangular pyramid type box;
the adjustable grating comprises a plurality of pressure equalizing plates (12), a plurality of driving gears (13), a plurality of connecting gears (14) and a driving motor (15), wherein the pressure equalizing plates (12) are respectively and rotatably installed inside the air inlet through holes through rotating rods, one ends of the rotating rods extend to one side of the rectangular pyramid-shaped box (5) and are respectively and fixedly installed between the rotating rods and the driving gears (13), the connecting gears (14) are respectively and rotatably installed on one side of the rectangular pyramid-shaped box (5) and are respectively and mutually meshed with two adjacent driving gears (13), the driving motor (15) is installed on one side of the dry method box (4), and the output end of the driving motor (15) penetrates through the inside of the dry method box (4) and is fixedly installed with one end of the rotating rod located at the top through the driving rod;
an air intake assembly (102), the air intake assembly (102) communicating between the wet tank (3) and at least two of the dry tanks (4);
a purification assembly (103), wherein the purification assembly (103) is installed on the wet box (3), and the purification assembly (103) is positioned above the air inlet assembly (102);
a liquid inlet spray assembly (104), wherein the liquid inlet spray assembly (104) is installed on the wet box (3), and the liquid inlet spray assembly (104) is positioned above the purification assembly (103).
2. The integrated device for dedusting, desulfurizing and denitrating industrial waste gas as claimed in claim 1, wherein one side of each of the at least two dry method boxes (4) is communicated with an air inlet pipe (17), the other side of each of the at least two dry method boxes (4) is provided with a cleaning groove, and the cleaning grooves are sealed and detachably provided with cleaning covers (18).
3. The integrated dedusting, desulfurization and denitrification device for industrial waste gas as claimed in claim 2, wherein the wet box (3) is communicated with an exhaust pipe (19) and a drain pipe (20), the exhaust pipe (19) is provided with an exhaust fan (21), and the drain pipe (20) is communicated with a second gate valve (22).
4. The integrated dedusting, desulfurizing and denitrating device for industrial waste gas as recited in claim 3, wherein the air inlet assembly (102) comprises an air inlet hood (23) and at least two mounting pipes (24);
the air inlet cover (23) is fixedly installed inside the wet method box (3) through a stabilizing frame, the air outlet end of the air inlet cover (23) faces one side of the liquid discharge pipe (20), one ends of at least two installation pipes (24) are communicated with the air inlet cover (23), the other ends of the at least two installation pipes (24) penetrate through the outside of the wet method box (3), and the at least two installation pipes (24) are communicated with the corresponding pressure equalizing and equalizing devices (101).
5. The integrated device for dedusting, desulfurizing and denitrating industrial waste gas as claimed in claim 4, wherein the purification component (103) comprises a filler (25) and two limiting frames (26);
the two limiting frames (26) are fixedly arranged in the wet method box (3), the limiting frame (26) located below and the stabilizing frame are fixedly arranged, and the filler (25) is arranged between the two limiting frames (26).
6. The integrated dedusting, desulfurizing and denitrating device for industrial waste gas as claimed in claim 5, wherein said liquid inlet spraying assembly (104) comprises a liquid inlet pipe (27), an annular pipe (28) and a plurality of spraying heads (29);
one end of the liquid inlet pipe (27) penetrates into the wet method box (3) and is communicated with the annular pipe (28), and the plurality of spray headers (29) are communicated with the annular pipe (28) at equal angles.
7. The integrated dedusting, desulfurizing and denitrating apparatus for industrial waste gas according to claim 6, wherein the annular pipe (28) is fixedly installed on the inner side wall of the wet tank (3) through a plurality of stabilizing blocks (30).
8. The integrated dedusting, desulfurizing and denitrating device for industrial waste gas as claimed in claim 7, wherein a plurality of material changing through holes are formed in said wet box (3), and are located between two said limiting frames (26), and a material changing cover (31) is hermetically and detachably mounted at each of said material changing through holes.
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| CN202211705417.9A CN115672008B (en) | 2022-12-29 | 2022-12-29 | Industrial waste gas dust removal SOx/NOx control integrated device |
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| CN115672008B true CN115672008B (en) | 2023-03-31 |
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| US7625537B2 (en) * | 2006-06-12 | 2009-12-01 | Alstom Technology Ltd | Integrated dry and wet flue gas cleaning process and system |
| CN209663024U (en) * | 2019-03-14 | 2019-11-22 | 深圳前海巨能环保科技有限公司 | A kind of efficient dry desulfurization denitrification apparatus |
| CN210874807U (en) * | 2019-10-28 | 2020-06-30 | 新疆海天祥瑞环保工程有限公司 | Ultra-clean discharge semi-dry desulfurization and denitrification device |
| CN111632474A (en) * | 2020-07-01 | 2020-09-08 | 山东景耀玻璃集团有限公司 | Efficient dry desulfurization device and process for glass kiln flue gas |
| CN214106444U (en) * | 2020-10-13 | 2021-09-03 | 金明珍 | Bed dry process SOx/NOx control dust removal integrated device flow equalizes |
| CN214513401U (en) * | 2021-03-25 | 2021-10-29 | 北京中冶隆生环保科技发展有限公司 | Permanent magnetic ferrite pre-sintering material production line deacidification device of turbo-charging turbulator |
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