CN220990318U - Integrated purifier for denitration and dust removal of flue gas of coal-fired boiler - Google Patents
Integrated purifier for denitration and dust removal of flue gas of coal-fired boiler Download PDFInfo
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- CN220990318U CN220990318U CN202322997650.5U CN202322997650U CN220990318U CN 220990318 U CN220990318 U CN 220990318U CN 202322997650 U CN202322997650 U CN 202322997650U CN 220990318 U CN220990318 U CN 220990318U
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- pipe
- flue gas
- denitration
- water
- coal
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 239000003546 flue gas Substances 0.000 title claims abstract description 44
- 239000000428 dust Substances 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 238000002156 mixing Methods 0.000 claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 238000003756 stirring Methods 0.000 claims abstract description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000003245 coal Substances 0.000 claims description 2
- 230000010354 integration Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000002904 solvent Substances 0.000 abstract description 14
- 230000009471 action Effects 0.000 abstract description 11
- 239000007921 spray Substances 0.000 abstract description 7
- 238000004887 air purification Methods 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 238000010992 reflux Methods 0.000 abstract 1
- 239000010865 sewage Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000006477 desulfuration reaction Methods 0.000 description 3
- 230000023556 desulfurization Effects 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 230000005653 Brownian motion process Effects 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 241000208125 Nicotiana Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005537 brownian motion Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a flue gas denitration and dust removal integrated purifier for a coal-fired boiler, which relates to the technical field of air purification and comprises a support, wherein a treatment box and a water tank are arranged on the support, a sewage discharge pipe, an air inlet pipe and an air outlet pipe are arranged on the treatment box, a spray pipe is arranged on the treatment box, the spray pipe is connected with the water tank through a water inlet pipe and a first pump, a mixing box and a fan are also arranged in the treatment box through a fixed plate, and a motor, a driving wheel, a stirring shaft and a driven wheel are also arranged in the treatment box through a shell. According to the utility model, under the action of the stirring shaft, the flue gas is fully contacted with the denitration solvent in the mixing box, the quality of denitration solvent on flue gas denitration is improved to a certain extent, the liquid subjected to dust fall is kept stand by the treatment box, so that the liquid is subjected to solid-liquid separation, and the upper clean water can be refluxed by matching with the second pump and the reflux pipe, thereby promoting the recycling of water resources and reducing the treatment cost.
Description
Technical Field
The utility model relates to the technical field of air purification, in particular to a flue gas denitration and dust removal integrated purifier of a coal-fired boiler.
Background
The industrial dust is dust containing pollutants and discharged into the atmosphere in the fuel combustion production process in an enterprise factory, often contains various metal and nonmetal fine particles and harmful smoke of sulfur dioxide, nitrogen oxides and hydrocarbon, the diameter of the dust particles is less than 0.19mm, the dust particles are often generated in the combustion process and are called as suspended particles, and the particles are in an irregular Brownian motion state, but can be increased through collision and condensation, seriously pollute the environment, influence the quality of the atmosphere and harm the health of a human body, so that certain measures are required to be taken for treatment, and the dust particles are usually treated by adopting a desulfurization, denitrification and dedusting integrated purifier.
The utility model discloses an integrated device for desulfurizing, dedusting and denitrating an industrial boiler in the patent of the utility model with the publication number of CN218871646U, and relates to the technical field of air purification. This industrial boiler desulfurization, dust removal and denitration integrated device, including the retort main part, the side fixed mounting of retort main part has the tobacco pipe that advances that is linked together with the inside of retort main part, the drain pipe that is linked together with the inside of retort main part of bottom fixedly connected with of retort main part, the top fixedly connected with of retort main part is linked together with the outlet duct of the inside intercommunication of retort main part. According to the utility model, through the arrangement of the first reaction component and the fan, when the fan is started, the flue gas can be desulfurized and denitrated rapidly, dust in the flue gas can be settled through the arrangement of the water inlet pipe, the water passing pipe and the spray head, the practicability is enhanced, and through the arrangement of the second electromagnetic valve, the liquid inlet pipe, the liquid discharge pipe and the like, the reaction solution in the first liquid storage tank and the second liquid storage tank can be filled and replaced in time.
The device can carry out desulfurization and denitration on the flue gas, but the contact time of the flue gas and the denitration solvent is shorter, so that the flue gas can not be fully contacted with the denitration solvent, and the denitration quality of the device is reduced.
Disclosure of utility model
The utility model aims to provide a flue gas denitration and dust removal integrated purifier for a coal-fired boiler, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a coal fired boiler flue gas denitration dust removal integration clarifier, includes the support, be provided with the processing case on the support, be provided with blow off pipe and intake pipe on the processing case, support top right side still is provided with the water tank, the inside below of processing case is provided with the shower, and the water inlet end of shower is provided with the inlet tube, the water tank top is provided with still is provided with first pump, and the water inlet end and the water tank of first pump are connected, the play water end and the water inlet end of inlet tube of first pump are connected, the processing incasement portion still is provided with mixing box and fan through the fixed plate, still is provided with the pipe on the mixing box, the inside top of processing case still is provided with the casing, the casing top is provided with the motor, the inside still is provided with the action wheel through the axis of rotation of shaft coupling and action wheel, the inside still rotates of processing case is provided with the (mixing) shaft, the action wheel passes through the driving belt with the follow driving wheel with the driving wheel and is connected, the processing case still is provided with the blast pipe.
As a further scheme of the utility model: the water tank is characterized in that a second pump is further arranged on the side wall of the water tank through a mounting plate, a return pipe is further arranged on the treatment tank, the second pump is connected with the return pipe, and a liquid inlet end of the return pipe penetrates through the side wall of the treatment tank and extends to the lower portion inside the treatment tank.
As still further aspects of the utility model: the bottom of the mixing box is also provided with a liquid outlet pipe.
As still further aspects of the utility model: and the mixing box is also provided with a liquid inlet pipe.
As still further aspects of the utility model: the water tank is provided with a water injection pipe.
As still further aspects of the utility model: the water injection pipe is provided with a pipe cover through threaded connection.
Compared with the prior art, the utility model has the following beneficial effects:
1. Under the action of the stirring shaft, the flue gas can be fully contacted with the denitration solvent in the mixing box, so that the contact time of the flue gas and the denitration solvent is prolonged, and the quality of the denitration solvent on flue gas denitration is improved to a certain extent;
2. the liquid after dust fall is kept stand by the treatment box, so that the liquid is subjected to solid-liquid separation, and is matched with the second pump and the return pipe for use, and upper clean water can be returned, so that the waste of water resources in the flue gas treatment process is reduced, the cyclic utilization of the water resources is promoted, and the cost for flue gas treatment is reduced.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Fig. 2 is a schematic bottom view of an embodiment of the present utility model.
Fig. 3 is a schematic view of the structure of the inside of the processing box according to the embodiment of the present utility model.
FIG. 4 is a schematic view of the structure of a mixing box according to an embodiment of the present utility model.
Reference numerals annotate: 1. a bracket; 2. a treatment box; 3. a blow-down pipe; 4. an air inlet pipe; 5. a water tank; 6. a water inlet pipe; 7. a first pump; 8. a shower pipe; 9. a liquid outlet pipe; 10. a blower; 11. a mixing box; 1101. a liquid inlet pipe; 12. a housing; 13. a motor; 14. a driving wheel; 15. driven wheel; 16. a stirring shaft; 17. an exhaust pipe; 18. a conduit; 19. a second pump; 20. and (5) a return pipe.
Detailed Description
The present utility model will be described in detail below with reference to the drawings, in which like or identical parts are given the same reference numerals, and in which the shape, thickness or height of each component may be enlarged or reduced in practical use. The examples set forth herein are intended to be illustrative of the utility model and are not intended to limit the scope of the utility model. Any obvious modifications or alterations to the utility model, as would be apparent, are made without departing from the spirit and scope of the present utility model.
Examples
Referring to fig. 1 to 4, in the embodiment of the utility model, a flue gas denitration and dust removal integrated purifier of a coal-fired boiler comprises a bracket 1, wherein a treatment tank 2 is arranged on the bracket 1, a blow-off pipe 3 and an air inlet pipe 4 are arranged at the bottom of the treatment tank 2, flue gas is conveniently led into the treatment tank 2 under the action of the air inlet pipe 4, a water tank 5 is further arranged on the right side of the top of the bracket 1, a spray pipe 8 is arranged below the inner part of the treatment tank 2, a water inlet pipe 6 is arranged at the water inlet end of the spray pipe 8, a first pump 7 is further arranged at the top of the water tank 5, the water inlet end of the first pump 7 is connected with the water inlet end of the water tank 5, after flue gas enters the treatment tank 2 through the air inlet pipe 4, water in the water tank 5 is led into the spray pipe 8, and then sprayed out through the spray pipe 8, so that dust-falling liquid can be kept stand in the treatment tank 2, thereby realizing the function of separating the flue gas from the liquid, after the flue gas enters the treatment tank 2, the water tank 5 is conveniently arranged at the water inlet pipe 5, and the water inlet pipe is connected with the water inlet pipe 5 through the water inlet pipe.
The side wall of the water tank 5 is also provided with a second pump 19 through the mounting plate, the treatment tank 2 is also provided with a return pipe 20, the second pump 19 is connected with the return pipe 20, after the water and impurities in the treatment tank 2 are kept stand, upper clean water can be led into the water tank 5 through the return pipe under the action of the return pipe 20 and the second pump 19, so that the water can be recycled, the waste of water resources in the treatment process is reduced, and the treatment cost is reduced.
The treatment box 2 is internally provided with the mixing box 11 and the fan 10 through the fixed plate, still be provided with the pipe 18 on the mixing box 11, after the inside completion of treatment box 2 is to flue gas dust removal work, under the effect of fan 10, can be with the flue gas leading-in to the mixing box 11 through pipe 18, flue gas and denitration solvent mix this moment, and then accomplish the denitration work to the flue gas, still be provided with blast pipe 17 on the treatment box 2, under the effect of blast pipe 17, can discharge the flue gas after the denitration dust removal, mixing box 11 bottom still is provided with drain pipe 9, after the inside denitration solvent of mixing box 11 uses for a long time, under the effect of drain pipe 9, can discharge the denitration solvent, and then guaranteed the denitration quality and the efficiency of mixing box 11, still be provided with feed liquor 1101 on the mixing box 11, after the inside denitration solvent of mixing box 11 is discharged, can add new denitration solvent to mixing box 11 through feed liquor 1101, and then guaranteed the denitration quality to the flue gas.
The inside top of processing case 2 still is provided with casing 12, the casing 12 top is provided with motor 13, the casing 12 is inside still to be provided with action wheel 14 through the axis of rotation, the power take off shaft of motor 13 passes through the coupling and the axis of rotation connection of action wheel 14, the inside still rotation of processing case 2 is provided with (mixing) shaft 16, be provided with from driving wheel 15 on (mixing) shaft 16, action wheel 14 passes through drive belt with from driving wheel 15 to be connected, after the flue gas gets into mixing box 11, starter motor 13 and action wheel 14 and from driving wheel 15 drive (mixing) shaft 16 rotation, thereby make flue gas and the denitration solvent in mixing box 11 fully contact, the denitration quality of device to the flue gas has been improved to a certain extent.
During actual use, the staff is connected air inlet pipe 4 and flue gas discharge end to start first pump 7 and introduce the shower 8 with the water in the water tank 5 in, and then carry out the dust fall work to the flue gas that gets into the inside of processing box 2, the flue gas after the dust fall completion can be introduced into mixing box 11 under the effect of fan 10 and pipe 18, starter motor 13 drives (mixing) shaft 16 and rotates, make the flue gas and the denitration solvent that get into mixing box 11 mix more fully, and then accomplish the denitration work to the flue gas, afterwards under the effect of blast pipe 17, discharge the flue gas after handling, simultaneously utilize second pump 19 can be with the leading-in water tank 5 of layering in, thereby realize the cyclic coupling of water resource, the waste of resource has been reduced, the processing cost is reduced.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a coal fired boiler flue gas denitration dust removal integration clarifier, includes support (1), its characterized in that, be provided with on support (1) and handle case (2), be provided with blow off pipe (3) and intake pipe (4) on handling case (2), support (1) top right side still is provided with water tank (5), handle case (2) inside below is provided with shower (8), and the water inlet end of shower (8) is provided with inlet tube (6), water tank (5) top is provided with first pump (7), and the water inlet end and the water tank (5) of first pump (7) are connected, the water outlet end and the water inlet end of inlet tube (6) of first pump (7) are connected, the inside mix case (11) and fan (10) that still are provided with through the fixed plate of handling case (2), the inside top of handling case (2) still is provided with casing (12), and casing (12) top is provided with motor (13), casing (12) inside is provided with motor (14) through the rotation axis of rotation (14) and drive wheel (16) are connected to the axis of rotation (14), the stirring shaft (16) is provided with a driven wheel (15), the driving wheel (14) is connected with the driven wheel (15) through a transmission belt, and the treatment box (2) is also provided with an exhaust pipe (17).
2. The integrated purifier for denitration and dust removal of flue gas of coal-fired boiler according to claim 1, wherein a second pump (19) is further arranged on the side wall of the water tank (5) through a mounting plate, a return pipe (20) is further arranged on the treatment tank (2), the second pump (19) is connected with the return pipe (20), and a liquid inlet end of the return pipe (20) penetrates through the side wall of the treatment tank (2) and extends to the inner lower part of the treatment tank (2).
3. The integrated purifier for denitration and dedusting of flue gas of coal-fired boiler according to claim 1, wherein a liquid outlet pipe (9) is further arranged at the bottom of the mixing box (11).
4. The integrated purifier for denitration and dedusting of flue gas of coal-fired boiler according to claim 3, wherein a liquid inlet pipe (1101) is further arranged on the mixing box (11).
5. The integrated purifier for denitration and dedusting of flue gas of coal-fired boiler according to claim 2, wherein a water injection pipe is arranged on the water tank (5).
6. The integrated purifier for denitration and dedusting of flue gas of coal-fired boiler according to claim 5, wherein a pipe cover is arranged on the water injection pipe through threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322997650.5U CN220990318U (en) | 2023-11-06 | 2023-11-06 | Integrated purifier for denitration and dust removal of flue gas of coal-fired boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322997650.5U CN220990318U (en) | 2023-11-06 | 2023-11-06 | Integrated purifier for denitration and dust removal of flue gas of coal-fired boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220990318U true CN220990318U (en) | 2024-05-24 |
Family
ID=91093146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322997650.5U Active CN220990318U (en) | 2023-11-06 | 2023-11-06 | Integrated purifier for denitration and dust removal of flue gas of coal-fired boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220990318U (en) |
-
2023
- 2023-11-06 CN CN202322997650.5U patent/CN220990318U/en active Active
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