CN213761254U - Boiler flue gas denitration and desulfurization equipment suitable for environmental protection requirement - Google Patents
Boiler flue gas denitration and desulfurization equipment suitable for environmental protection requirement Download PDFInfo
- Publication number
- CN213761254U CN213761254U CN202121433050.0U CN202121433050U CN213761254U CN 213761254 U CN213761254 U CN 213761254U CN 202121433050 U CN202121433050 U CN 202121433050U CN 213761254 U CN213761254 U CN 213761254U
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- CN
- China
- Prior art keywords
- flue gas
- pipe
- environmental protection
- washing
- boiler flue
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 239000003546 flue gas Substances 0.000 title claims abstract description 49
- 230000007613 environmental effect Effects 0.000 title claims abstract description 18
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 15
- 230000023556 desulfurization Effects 0.000 title claims abstract description 15
- 238000005406 washing Methods 0.000 claims abstract description 57
- 239000007921 spray Substances 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000004140 cleaning Methods 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 10
- 235000003599 food sweetener Nutrition 0.000 claims abstract description 7
- 239000003765 sweetening agent Substances 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000009833 condensation Methods 0.000 claims description 13
- 230000005494 condensation Effects 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000000428 dust Substances 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 238000009298 carbon filtering Methods 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 2
- 238000005201 scrubbing Methods 0.000 claims 2
- 239000003599 detergent Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 12
- 238000005507 spraying Methods 0.000 description 6
- 238000005192 partition Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 241000220317 Rosa Species 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003245 coal Substances 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 boiler flue gas denitration sweetener suitable for environmental protection requirement, including the washing jar, the lower extreme of washing jar sets up the blow off pipe, be provided with the trap in the blow off pipe. The boiler flue gas denitration and desulfurization equipment suitable for the environmental protection requirement is provided with the spray head capable of atomizing the cleaning solution, so that flue gas and the cleaning solution are better mixed; further cool down the heliciform pipeline through the flue gas after the cooling, when atomizing detergent mixes with the flue gas and gets into in the heliciform pipeline, make the better contact of atomizing washing liquid and flue gas in the spiral condenser pipe through cowl, the washing effect has been strengthened, make simultaneously better atomizing washing liquid form the liquefaction with the contact of spiral condenser pipe inner wall, and flow downwards along the pipeline, thereby better liquefying atomizing detergent, avoid getting into too much liquid detergent in the filter, lead to the filter to reduce the filter effect.
Description
Technical Field
The utility model relates to a flue gas denitration sweetener's technical field especially relates to boiler flue gas denitration sweetener who is applicable to the environmental protection requirement.
Background
When carrying out coal fired boiler flue gas and handling, adopt the sack cleaner to remove dust to the flue gas at present mostly, then adopt the SOx/NOx control tower to carry out SOx/NOx control to the flue gas and handle, the flue gas after removing dust and SOx/NOx control alright accord with emission standard like this, and can not bring the harm to the atmospheric environment.
General boiler flue gas denitration sweetener all can use the washing liquid to get rid of nitre and sulphur, and ordinary denitration sweetener mixes through spraying the water droplet and gets rid of nitre and sulphur more, the gas-liquid mixes is better when the water droplet is little, but the water droplet is little the quality just light more, just blow up by the flue gas more easily, and too much steam gets into filter equipment when, can lead to too moist in the filter screen, reduce the filter effect, so that spraying of majority is mostly great water droplet, thereby reduce water smoke entering filter equipment, but this type of great water droplet sprays, can't make the better and flue gas contact of washing liquid, thereby denitration and desulphurization's effect has been reduced.
Disclosure of Invention
The utility model aims to provide a: in order to solve the problems, the denitration and desulfurization equipment for the boiler flue gas is suitable for environmental requirements.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the washing tank comprises a washing tank, the lower extreme of washing tank sets up the blow off pipe, be provided with the trap in the blow off pipe, the inlet end of washing tank is provided with first filter assembly, the end of giving vent to anger of washing tank is provided with second filter assembly, the lower extreme of washing tank is provided with the spraying washing room, the upper end of washing tank is provided with the condensation chamber, be provided with sealing partition between condensation chamber and the spraying washing room, sealing partition's lower extreme is provided with the drain pipe that is used for the drainage, be provided with the trap in the drain pipe.
Further, the condensing chamber includes the spiral condenser pipe with spraying washing room through connection, the upper end of spiral condenser pipe is provided with has the outlet duct through the pipe connection, the outlet duct has seted up the venthole near one side outer wall of spiral condenser pipe, the hookup location between outlet duct and the spiral condenser pipe is provided with the heat sink.
Furthermore, a baffle is fixedly arranged on the inner wall of the spiral condensation pipe.
Further, the baffle is arc baffle, arc opening direction is opposite with the flue gas flow direction.
Further, the upper end of spraying washing room is provided with the shower nozzle that is used for atomizing the washing liquid, the shower nozzle passes through the pipeline and is connected with the washing liquid holding vessel, be provided with the water pump that is used for the drawing of liquid in the pipeline.
Further, first filtering component includes first rose box, the one end of first rose box is provided with the air inlet, the gas outlet of first rose box is link up with the spray washing room through the pipeline, stainless steel filter screen and dust removal filter screen have set gradually from the air inlet to the gas outlet in the inside of first rose box.
Further, the second filtering component comprises a second filtering box, the air inlet end of the second filtering box is communicated with the condensing chamber through a pipeline, the air outlet end is arranged at the other end of the second filtering box, and a steam-water separation filtering net and an activated carbon filtering net are sequentially arranged inside the second filtering box from the air inlet end to the air outlet end.
Further, the cooling device comprises a shell connected with the air outlet pipe, and a semiconductor used for refrigeration is arranged in the shell.
Compared with the prior art, the utility model discloses possess following beneficial effect:
the boiler flue gas denitration and desulfurization equipment suitable for the environmental protection requirement is provided with the spray head capable of atomizing the cleaning solution, so that flue gas and the cleaning solution are better mixed; further cool down the heliciform pipeline through the flue gas after the cooling, when atomizing detergent mixes with the flue gas and gets into in the heliciform pipeline, make the better contact of atomizing washing liquid and flue gas in the spiral condenser pipe through cowl, the washing effect has been strengthened, make simultaneously better atomizing washing liquid form the liquefaction with the contact of spiral condenser pipe inner wall, and flow downwards along the pipeline, thereby better liquefying atomizing detergent, avoid getting into too much liquid detergent in the filter, lead to the filter to reduce the filter effect.
Drawings
FIG. 1 is a front view of a boiler flue gas denitration and desulfurization device suitable for environmental requirements;
fig. 2 is the utility model provides a be applicable to the boiler flue gas denitration sweetener's of environmental protection requirement spiral condenser pipe's section view of overlooking.
In the figure: 1. a washing tank; 101. sealing the partition plate; 2. a spray head; 3. a condensing chamber; 301. a spiral condenser tube; 302. a cooling device; 303. an air outlet pipe; 3031. an air outlet; 4. a first filter assembly; 401. a first filter tank; 402. a stainless steel filter screen; 403. a dust removal filter screen; 5. a second filter assembly; 501. a second filter tank; 502. a steam-water separation filter screen; 503. an active carbon filter screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, a boiler flue gas denitration and desulfurization device suitable for environmental requirements comprises a washing tank 1, a drain pipe is arranged at the lower end of the washing tank 1, a drain valve is arranged in the drain pipe, a first filtering component 4 is arranged at the air inlet end of the washing tank 1, a second filtering component 5 is arranged at the air outlet end of the washing tank 1, a spray washing chamber is arranged at the lower end of the washing tank 1, a condensing chamber 3 is arranged at the upper end of the washing tank 1, a sealing partition plate 101 is arranged between the condensing chamber 3 and the spray washing chamber, a drain pipe for draining water is arranged at the lower end of the sealing partition plate 101, and the drain valve is arranged in the drain pipe.
Further, the condensing chamber 3 comprises a spiral condensing pipe 301 which is communicated with the spray washing chamber, the upper end of the spiral condensing pipe 301 is provided with an air outlet pipe 303 which is connected with the upper end of the spray washing chamber through a pipeline, the outer wall of one side of the air outlet pipe 303, which is close to the spiral condensing pipe 301, is provided with an air outlet hole 3031, and a cooling device 302 is arranged at the connecting position between the air outlet pipe 303 and the spiral condensing pipe 301; in practical application, the spiral condensing pipe 301 is cooled by cold air, and the atomized detergent is liquefied when contacting with the spiral condensing pipe 301, so that the atomized detergent entering the second filter assembly 5 is reduced.
Further, a baffle is fixedly arranged on the inner wall of the spiral condensing pipe 301; in practical application, the flow track of the atomized detergent in the spiral condensation pipe 301 is disturbed by the baffle plate, so that the atomized detergent is better contacted with the spiral condensation pipe 301, and the liquefaction effect is improved.
Further, the baffle is an arc-shaped baffle, and the direction of an arc-shaped opening is opposite to the flowing direction of the flue gas; in practical application, the direction of the arc-shaped opening is opposite to the flowing direction of the flue gas, so that the flowing speed of the internal gas is reduced.
Further, the upper end of the spray washing chamber is provided with a spray head 2 for atomizing the washing liquid, the spray head 2 is connected with a washing liquid storage tank through a pipeline, and a water pump for pumping the liquid is arranged in the pipeline; in practical application, the spray head 2 capable of atomizing the cleaning solution can be used for better contacting the cleaning solution with the flue gas.
Further, the first filtering component 4 comprises a first filtering box 401, one end of the first filtering box 401 is provided with an air inlet, an air outlet of the first filtering box 401 is communicated with the spray washing chamber through a pipeline, and a stainless steel filtering net 402 and a dust removing filtering net 403 are sequentially arranged in the first filtering box 401 from the air inlet to the air outlet; in practice, first filter tank 401 can easily intercept unburnt fuel particles and prevent the unburnt fuel particles from entering washing tank 1.
Further, the second filtering component 5 comprises a second filtering tank 501, an air inlet end of the second filtering tank 501 is communicated with the condensing chamber 3 through a pipeline, an air outlet end is arranged at the other end of the second filtering tank 501, and a steam-water separation filtering net 502 and an activated carbon filtering net 503 are sequentially arranged in the second filtering tank 501 from the air inlet end to the air outlet end; in practical application, the second filtering tank 501 can further purify the flue gas.
Further, the cooling device 302 comprises a housing connected with the air outlet pipe 303, and a semiconductor for refrigeration is arranged in the housing.
The working principle is as follows: flue gas enters from the air inlet of the first filter tank 401 and passes through the stainless steel filter screen 402 and the dust removal filter screen 403, unburned fuel particles can be conveniently intercepted, the situation that the unburned fuel particles enter the washing tank 1 is avoided, the flue gas enters the spray washing chamber from the air outlet of the first filter tank 401, the spray nozzle 2 sprays atomized washing liquid, the washing liquid can be well contacted with the flue gas through the spray nozzle 2 capable of atomizing the washing liquid, the situation that the water drop-shaped washing liquid cannot be well contacted with the flue gas is avoided, and the washing effect is enhanced;
at the moment, because the cleaning solution is in an atomized state, the flue gas drives the atomized cleaning solution to enter the spiral condenser pipe 301, an arc-shaped baffle is arranged inside the spiral condenser pipe 301, the atomized cleaning solution and the flue gas in the spiral condenser pipe 301 are more vigorously mixed through the arc-shaped baffle, the cleaning effect is improved, meanwhile, the atomized cleaning solution is better contacted with the inner wall of the spiral condenser pipe 301 to form atomization, too much liquid detergent is prevented from entering the filter, the filtering effect of the filter is reduced, and the atomized cleaning solution and the flue gas are prevented from being insufficiently mixed, so that the denitration and desulfurization effects are enhanced;
further, flue gas after the washing gets into heat sink 302 from spiral condenser pipe 301, through the flue gas after the cooling, spouts in outlet duct 303 to cooling spiral condenser pipe 301, avoiding spiral condenser pipe 301 liquefaction effect poor, thereby better inside spiral condenser pipe 301, the atomizing detergent liquefies.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (8)
1. Boiler flue gas denitration sweetener suitable for environmental protection requirement, including washing jar (1), the lower extreme of washing jar (1) sets up the blow off pipe, be provided with the trap in the blow off pipe, its characterized in that, the inlet end of washing jar (1) is provided with first filter assembly (4), the end of giving vent to anger of washing jar (1) is provided with second filter assembly (5), the lower extreme of washing jar (1) is provided with the spray scrubbing room, the upper end of washing jar (1) is provided with condensation chamber (3), be provided with between condensation chamber (3) and the spray scrubbing room sealed bulkhead (101), the lower extreme of sealed bulkhead (101) is provided with the drain pipe that is used for the drainage, be provided with the trap in the drain pipe.
2. The boiler flue gas denitration and desulfurization equipment suitable for the environmental protection requirement of claim 1, wherein the condensation chamber (3) comprises a spiral condensation pipe (301) communicated with the spray washing chamber, the upper end of the spiral condensation pipe (301) is provided with an air outlet pipe (303) connected through a pipeline, the outer wall of one side of the air outlet pipe (303) close to the spiral condensation pipe (301) is provided with an air outlet hole (3031), and a cooling device (302) is arranged at the connection position between the air outlet pipe (303) and the spiral condensation pipe (301).
3. The boiler flue gas denitration and desulfurization equipment suitable for the environmental protection requirement of claim 2, wherein a baffle is fixedly arranged on the inner wall of the spiral condensation pipe (301).
4. The boiler flue gas denitration and desulfurization apparatus suitable for environmental protection requirements of claim 3, wherein said baffle is an arc-shaped baffle, and the direction of said arc-shaped opening is opposite to the flow direction of flue gas.
5. The boiler flue gas denitration and desulfurization equipment suitable for the environmental protection requirement of claim 1, wherein a spray head (2) for atomizing a cleaning solution is arranged at the upper end of the spray washing chamber, the spray head (2) is connected with a cleaning solution storage tank through a pipeline, and a water pump for pumping liquid is arranged in the pipeline.
6. The boiler flue gas denitration and desulfurization equipment suitable for the environmental protection requirement of claim 1, wherein the first filtering component (4) comprises a first filtering tank (401), an air inlet is arranged at one end of the first filtering tank (401), an air outlet of the first filtering tank (401) is communicated with a spray washing chamber through a pipeline, and a stainless steel filter screen (402) and a dust removal filter screen (403) are sequentially arranged in the first filtering tank (401) from the air inlet to the air outlet.
7. The boiler flue gas denitration and desulfurization equipment suitable for the environmental protection requirement of claim 1, wherein the second filtering component (5) comprises a second filtering tank (501), the gas inlet end of the second filtering tank (501) is communicated with the condensing chamber (3) through a pipeline, the other end of the second filtering tank (501) is provided with a gas outlet end, and a steam-water separation filtering net (502) and an activated carbon filtering net (503) are sequentially arranged in the second filtering tank (501) from the gas inlet end to the gas outlet end.
8. The boiler flue gas denitration and desulfurization equipment suitable for the environmental protection requirement of claim 2, wherein the cooling device (302) comprises a shell connected with an air outlet pipe (303), and a semiconductor for refrigeration is arranged in the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121433050.0U CN213761254U (en) | 2021-06-28 | 2021-06-28 | Boiler flue gas denitration and desulfurization equipment suitable for environmental protection requirement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121433050.0U CN213761254U (en) | 2021-06-28 | 2021-06-28 | Boiler flue gas denitration and desulfurization equipment suitable for environmental protection requirement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213761254U true CN213761254U (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121433050.0U Expired - Fee Related CN213761254U (en) | 2021-06-28 | 2021-06-28 | Boiler flue gas denitration and desulfurization equipment suitable for environmental protection requirement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213761254U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116603367A (en) * | 2023-05-30 | 2023-08-18 | 华澄(江门)环保装备科技有限公司 | Toughened glass silk screen waste gas recycling and purifying system and method |
-
2021
- 2021-06-28 CN CN202121433050.0U patent/CN213761254U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116603367A (en) * | 2023-05-30 | 2023-08-18 | 华澄(江门)环保装备科技有限公司 | Toughened glass silk screen waste gas recycling and purifying system and method |
| CN116603367B (en) * | 2023-05-30 | 2024-04-02 | 广东华澄环保装备科技有限公司 | Toughened glass silk screen waste gas recycling and purifying system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210723 |