CN213556332U - Smelting flue gas desulfurization tower - Google Patents
Smelting flue gas desulfurization tower Download PDFInfo
- Publication number
- CN213556332U CN213556332U CN202021977836.4U CN202021977836U CN213556332U CN 213556332 U CN213556332 U CN 213556332U CN 202021977836 U CN202021977836 U CN 202021977836U CN 213556332 U CN213556332 U CN 213556332U
- Authority
- CN
- China
- Prior art keywords
- flue gas
- fixedly connected
- desulfurization
- desulfurizing tower
- tower
- Prior art date
- 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 77
- 239000003546 flue gas Substances 0.000 title claims abstract description 77
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 56
- 230000023556 desulfurization Effects 0.000 title claims abstract description 56
- 238000003723 Smelting Methods 0.000 title claims abstract description 11
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims abstract description 58
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 46
- 239000007788 liquid Substances 0.000 claims abstract description 35
- 238000010521 absorption reaction Methods 0.000 claims abstract description 30
- 239000007921 spray Substances 0.000 claims abstract description 28
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 241000883990 Flabellum Species 0.000 claims abstract description 8
- 241001062472 Stokellia anisodon Species 0.000 claims description 4
- 238000003756 stirring Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002745 absorbent Effects 0.000 description 16
- 239000002250 absorbent Substances 0.000 description 16
- 238000005507 spraying Methods 0.000 description 11
- 239000002002 slurry Substances 0.000 description 10
- 239000007789 gas Substances 0.000 description 6
- 238000000889 atomisation Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a smelting flue gas desulfurization tower relates to flue gas desulfurization technical field. The smelting flue gas desulfurization tower comprises a desulfurization tower, wherein an air inlet is formed in the right side of the desulfurization tower, the upper surface of the desulfurization tower is fixedly connected with an air outlet shell, the right inner wall of the air outlet shell is fixedly connected with a flue gas backflow pipe, the left side of the flue gas backflow pipe is fixedly connected with an exhaust pipeline, and the upper surface of the exhaust pipeline is fixedly connected with a sulfur dioxide detection controller; an absorption liquid conveying and circulating system is arranged on the left side of the desulfurizing tower; an air suction device is arranged in the air inlet; absorption liquid conveying and circulating system includes absorption liquid circulation pond, and spray piping right side fixed connection is on desulfurizing tower left side surface, and it is more even to inhale the stirring through the flabellum and make the flue gas distribute in the desulfurizing tower for the desulfurization speed of flue gas, great improvement work efficiency, the flue gas of complete desulfurization is automatic to be returned and is carried out the secondary desulfurization in the desulfurizing tower, has guaranteed flue gas desulfurization's quality, has played very big effect to the protection of environment.
Description
Technical Field
The utility model relates to a flue gas desulfurization technical field specifically is a smelt flue gas desulfurization tower.
Background
China is a large coal-using country, and combustible materials are burnt in a combustor (namely a boiler) to generate smoke and are one of main emissions of a thermal power plant. Since the flue gas usually contains a large amount of sulfide SO2 and dust, on one hand, the flue gas can cause acid rain with strong corrosivity, and on the other hand, the discharged dust can cause air pollution and harm to health, SO the flue gas must be subjected to desulfurization treatment before being discharged. However, the desulfurization treatment is generally carried out in the current desulfurization tower by adopting a spraying mode, the absorbent slurry is sprayed downwards from the top of the desulfurization tower through atomization in the absorption tower, the flue gas flows upwards from the bottom of the desulfurization tower and contacts with the absorbent slurry, the absorbent slurry absorbs the sulfur dioxide in the flue gas, and the sulfur dioxide absorption rate is low due to the short contact time when the sulfur dioxide and the absorbent slurry are mixed in the mode, so that the smelting flue gas desulfurization tower is urgently needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a smelt flue gas desulfurization tower to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the device comprises a desulfurizing tower, wherein an air inlet is formed in the right side of the desulfurizing tower, an air outlet shell is fixedly connected to the upper surface of the desulfurizing tower, a flue gas return pipe is fixedly connected to the right inner wall of the air outlet shell, an exhaust pipeline is fixedly connected to the left side of the flue gas return pipe, and a sulfur dioxide detection controller is fixedly connected to the upper surface of the exhaust pipeline; an absorption liquid conveying and circulating system is arranged on the left side of the desulfurizing tower; an air suction device is arranged in the air inlet; absorption liquid conveying and circulating system includes absorption liquid circulation pond, absorption liquid circulation pond right side fixed connection is at the desulfurizing tower left side, absorption liquid circulation pond upper surface is equipped with spray piping, spray piping right side fixed connection is on the desulfurizing tower left side surface.
Preferably, the air suction device comprises fan blades, a rotating shaft is fixedly connected to the left side of each fan blade, a fixing plate is rotatably connected to the circumferential surface of the rotating shaft of each fan blade, and the fixing plate is fixedly connected to the inner wall of the desulfurizing tower.
Preferably, the control valve is pentagonal, the upper end of the control valve is triangular, and the left surface and the right surface of the control valve are fixedly connected with a layer of rubber pad.
Preferably, fixed surface sprays the board under the exhaust duct, it is equipped with the through-hole with exhaust duct fixed connection department to spray the board, it has seted up the sandblast mouth to spray the board lower surface, it is hollow form to spray the inboard inside, the rectangular hole has all been seted up on the two sides about the exhaust duct, the exhaust duct inner wall rotates and is connected with the rotation post, the preceding fixedly connected with control valve of rotation post.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) this smelt flue gas desulfurizing tower, it inhales the desulfurizing tower inside to rotate the flabellum with the flue gas by the air inlet, start the processing liquid in absorption liquid circulation pond with the absorption liquid circulation pond and pass through spray piping and carry to spraying the inboard, outside the through-hole discharge desulfurizing tower that the spraying mouth by spraying the board lower surface was carried out desulfurization treatment and then was offered by spraying the board to the flue gas in the desulfurizing tower, it is more even to inhale the distribution that makes the flue gas in the desulfurizing tower through the stirring of flabellum, accelerate the desulfurization speed of flue gas, great improvement work efficiency.
(2) When the content of the sulfur dioxide in the flue gas exceeds the standard, the sulfur dioxide detection controller swings rightwards through the rotating column control valve to close the rectangular hole which is in contact with the outside air, the flue gas is discharged into the desulfurizing tower again through the flue gas return pipe to carry out secondary desulfurization, the conventional desulfurizing tower generally adopts a spraying mode to carry out desulfurization treatment, absorbent slurry is atomized in an absorption tower and sprayed downwards from the top of the desulfurizing tower, the flue gas is from the top flow of desulfurization tower bottom and absorbent thick liquid contact, and the absorbent thick liquid absorbs the sulfur dioxide in the flue gas, and owing to the contact time is short when this kind of mode sulfur dioxide and absorbent thick liquid mix, the sulfur dioxide absorptivity is low, can make the flue gas of complete desulfurization not return automatically in the desulfurizing tower and carry out the secondary desulfurization through above-mentioned design, has guaranteed flue gas desulfurization's quality, has played very big effect to the protection of environment.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention;
fig. 3 is a schematic view of the present invention.
In the figure: 1 desulfurizing tower, 11 air inlets, 21 air outlet shells, 22 spray plates, 23 exhaust pipelines, 24 sulfur dioxide detection controllers, 25 control valves, 26 flue gas return pipes, 27 rotating columns, 3 air suction devices, 31 fan blades, 32 fixed plates, 4 absorption liquid conveying and circulating systems, 41 absorption liquid circulating pools and 42 spray pipelines.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a smelting flue gas desulfurization tower comprises a desulfurization tower 1, wherein the right side of the desulfurization tower 1 is provided with a gas inlet 11, the upper surface of the desulfurization tower 1 is fixedly connected with a gas outlet shell 21, the right inner wall of the gas outlet shell 21 is fixedly connected with a flue gas return pipe 26, the left side of the flue gas return pipe 26 is fixedly connected with a gas exhaust pipeline 23, and the upper surface of the gas exhaust pipeline 23 is fixedly connected with a sulfur dioxide detection controller 24; the absorption liquid conveying and circulating system 4 is arranged on the left side of the desulfurizing tower 1; the air inlet 11 is internally provided with an air suction device 3; the absorption liquid conveying and circulating system 4 comprises an absorption liquid circulating tank 41, the right side of the absorption liquid circulating tank 41 is fixedly connected to the left side of the desulfurizing tower 1, the upper surface of the absorption liquid circulating tank 41 is provided with a spraying pipeline 42, the right side of the spraying pipeline 42 is fixedly connected to the left side surface of the desulfurizing tower 1, the air suction device 3 comprises a fan blade 31, the left side of the fan blade 31 is fixedly connected with a rotating shaft, the circumferential surface of the rotating shaft of the fan blade 31 is rotatably connected with a fixing plate 32, the fixing plate 32 is fixedly connected to the inner wall of the desulfurizing tower 1, the control valve 25 is pentagonal, the upper end of the control valve 25 is triangular, the left side and the right side of the control valve 25 are both fixedly connected with a layer of rubber gasket, the lower surface of the exhaust pipeline 23 is fixedly connected with a spraying plate 22, a through hole is formed at the fixed joint of the spraying, the inner wall of the exhaust pipeline 23 is rotatably connected with a rotating column 27, a control valve 25 is fixedly connected to the front of the rotating column 27, the flue gas is sucked into the desulfurization tower 1 from the air inlet 11 through the fan blades 31 in a rotating manner, the absorption liquid circulating tank 41 is started to convey the treatment liquid in the absorption liquid circulating tank 41 into the spray plate 22 through the spray pipeline 42, the flue gas in the desulfurization tower 1 is subjected to desulfurization treatment through the spray openings on the lower surface of the spray plate 22 and then is discharged out of the desulfurization tower 1 through the through holes formed in the spray plate 22, the flue gas is distributed more uniformly in the desulfurization tower 1 through the stirring suction of the fan blades 31, the desulfurization speed of the flue gas is accelerated, the working efficiency is greatly improved, when the flue gas rises into the exhaust pipeline 23 from the through holes of the spray plate 22, the sulfur dioxide in the flue gas is detected when the flue gas continuously rises to contact with the sulfur dioxide detection controller 24, when the content meets the emission standard, the sulfur dioxide detection controller 24 controls the control The rectangular hole of the exhaust pipeline 23 fixedly connected with the gas return pipe 26 is closed, the flue gas is discharged into the air, when the sulfur dioxide content in the flue gas exceeds the standard, the sulfur dioxide detection controller 24 controls the control valve 25 to swing rightwards to close the rectangular hole contacted with the outside air, the flue gas is discharged into the desulfurizing tower 1 again through the flue gas return pipe 26 to carry out secondary desulfurization, the existing desulfurizing tower generally adopts a spraying mode to carry out desulfurization treatment, absorbent slurry is sprayed downwards from the top of the desulfurizing tower through atomization in the absorption tower, the flue gas flows upwards from the bottom of the desulfurizing tower to be contacted with the absorbent slurry, the absorbent slurry absorbs the sulfur dioxide in the flue gas, the contact time is short when the sulfur dioxide and the absorbent slurry are mixed, the sulfur dioxide absorption rate is low, and the flue gas which is not completely desulfurized can automatically return to the desulfurizing tower to carry out secondary desulfurization through the design, ensures the quality of flue gas desulfurization and plays a great role in protecting the environment.
The working principle is as follows:
the first step is as follows: rotate the suction desulfurizing tower 1 inside by the air inlet 11 through flabellum 31 with the flue gas, start absorbing liquid circulation tank 41 and carry the processing liquid in the absorbing liquid circulation tank 41 to spray plate 22 in through spray piping 42, carry out desulfurization treatment by the nozzle of spray plate 22 lower surface to the flue gas in the desulfurizing tower 1 then outside the through-hole discharge desulfurizing tower 1 seted up by spray plate 22, it is more even to inhale the distribution that makes the flue gas in desulfurizing tower 1 through the stirring of flabellum 31, accelerate the desulfurization speed of flue gas, great improvement work efficiency.
The second step is that: when the flue gas rises into the exhaust pipeline 23 from the through holes of the spray plate 22, when the flue gas continuously rises and contacts with the sulfur dioxide detection controller 24, the sulfur dioxide detection controller 24 controls the control valve 25 to swing leftwards through the rotating column 27 to seal the rectangular hole of the exhaust pipeline 23 fixedly connected with the flue gas return pipe 26 through the rubber pad when the content meets the emission standard, the flue gas is discharged into the air, when the sulfur dioxide content in the flue gas exceeds the standard, the sulfur dioxide detection controller 24 controls the control valve 25 to swing rightwards through the rotating column 27 to seal the rectangular hole contacting with the outside air, the flue gas is discharged into the desulfurizing tower 1 again through the flue gas return pipe 26 to carry out secondary desulfurization on the flue gas, the existing desulfurizing tower generally adopts a spray mode to carry out desulfurization treatment, and absorbent slurry is atomized in the absorption tower and sprayed downwards from the top of the desulfurizing tower, the flue gas is from the top flow of desulfurization tower bottom and absorbent thick liquid contact, and the absorbent thick liquid absorbs the sulfur dioxide in the flue gas, and owing to the contact time is short when this kind of mode sulfur dioxide and absorbent thick liquid mix, the sulfur dioxide absorptivity is low, can make the flue gas of complete desulfurization not return automatically in the desulfurizing tower and carry out the secondary desulfurization through above-mentioned design, has guaranteed flue gas desulfurization's quality, has played very big effect to the protection of environment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 (6)
1. The utility model provides a smelt flue gas desulfurizing tower, includes desulfurizing tower (1), air inlet (11), its characterized in that have been seted up to desulfurizing tower (1) right side: an exhaust port shell (21) is fixedly connected to the upper surface of the desulfurizing tower (1), a flue gas return pipe (26) is fixedly connected to the right inner wall of the exhaust port shell (21), an exhaust pipeline (23) is fixedly connected to the left surface of the flue gas return pipe (26), and a sulfur dioxide detection controller (24) is fixedly connected to the upper surface of the exhaust pipeline (23);
an absorption liquid conveying and circulating system (4) is arranged on the left side of the desulfurizing tower (1);
and an air suction device (3) is arranged in the air inlet (11).
2. The smelting flue gas desulfurization tower according to claim 1, characterized in that: absorption liquid conveying and circulating system (4) include absorption liquid circulation pond (41), absorption liquid circulation pond (41) right side fixed connection is in desulfurizing tower (1) left side, absorption liquid circulation pond (41) upper surface is equipped with spray piping (42), spray piping (42) right side fixed connection is in desulfurizing tower (1) left side surface.
3. The smelting flue gas desulfurization tower according to claim 1, characterized in that: getter device (3) include flabellum (31), flabellum (31) left side fixedly connected with pivot, the pivot circumference surface of flabellum (31) rotates and is connected with fixed plate (32), fixed plate (32) fixed connection is at desulfurizing tower (1) inner wall.
4. The smelting flue gas desulfurization tower according to claim 1, characterized in that: rectangular hole has all been seted up to both sides about exhaust duct (23), exhaust duct (23) inner wall rotates and is connected with rotation post (27), rotate preceding fixedly connected with control valve (25) of post (27).
5. The smelting flue gas desulfurization tower according to claim 1, characterized in that: exhaust duct (23) lower surface fixedly connected with sprays board (22), it is equipped with the through-hole to spray board (22) and exhaust duct (23) fixed connection department, the sandblast mouth has been seted up to spray board (22) lower surface, it is hollow form to spray board (22) inside.
6. The smelting flue gas desulfurization tower according to claim 4, characterized in that: the control valve (25) is pentagonal, the upper end of the control valve (25) is triangular, and the left surface and the right surface of the control valve (25) are fixedly connected with a layer of rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021977836.4U CN213556332U (en) | 2020-09-11 | 2020-09-11 | Smelting flue gas desulfurization tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021977836.4U CN213556332U (en) | 2020-09-11 | 2020-09-11 | Smelting flue gas desulfurization tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213556332U true CN213556332U (en) | 2021-06-29 |
Family
ID=76570870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021977836.4U Expired - Fee Related CN213556332U (en) | 2020-09-11 | 2020-09-11 | Smelting flue gas desulfurization tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213556332U (en) |
-
2020
- 2020-09-11 CN CN202021977836.4U patent/CN213556332U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204710096U (en) | A kind of spray type desulfurization absorption tower | |
| JP7282151B2 (en) | Exhaust gas treatment system | |
| CN204601973U (en) | A kind of Novel wet-type desulphurization dust removal device | |
| CN205164488U (en) | Mixed flue gas wet flue gas desulfurization device of fire coal - catalysis | |
| CN108273375A (en) | The hot carbonizer flue gas desulfurization device and technique in vulcanized sodium production | |
| CN106348373B (en) | A kind of waste water evaporation equipment and method of wastewater treatment and device | |
| WO2022104767A1 (en) | Dry desulphurization apparatus for lime rotary kiln | |
| CN204337998U (en) | A kind of flue gas two stage desulfurizing tower | |
| CN113385009A (en) | Combustion flue gas desulfurization and denitrification tower | |
| CN109133234A (en) | A kind of desulfurization wastewater Zero discharging system | |
| CN108434970A (en) | A kind of desulfuration absorbing tower with dispersion disturbing flow device | |
| CN213556332U (en) | Smelting flue gas desulfurization tower | |
| CN105233659B (en) | A kind of fume desulfurizing tower and fume desulphurization method | |
| CN206152607U (en) | High -speed rotatory countercurrent contact gas cleaning device of domestic waste | |
| KR20190108775A (en) | Wet flue gas desulfurization apparatus | |
| CN209161542U (en) | A kind of desulfurization wastewater Zero discharging system | |
| CN107098458A (en) | A kind of aeration mechanism and the sea water desulfuration aerating system with the aeration mechanism | |
| CN219355826U (en) | Spraying even pph exhaust-gas treatment spray column | |
| CN107261809B (en) | Desulfurizing tower | |
| CN209848663U (en) | Cyclone purification tower | |
| CN212369916U (en) | Spray-free efficient desulfurization device and spray-free desulfurization system | |
| CN201085993Y (en) | Turbulent flow type spray flue gas desulfurization column | |
| CN211098370U (en) | Novel spray desulfurizing tower | |
| CN215276595U (en) | Biomass combustion flue gas desulfurization system | |
| CN107803125B (en) | Combined gas-liquid fusion device of serial venturi tube |
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: 20210629 |