CN211159258U - Flue gas desulfurization tower - Google Patents
Flue gas desulfurization tower Download PDFInfo
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- CN211159258U CN211159258U CN201922004043.8U CN201922004043U CN211159258U CN 211159258 U CN211159258 U CN 211159258U CN 201922004043 U CN201922004043 U CN 201922004043U CN 211159258 U CN211159258 U CN 211159258U
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- desulfurizing tower
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Abstract
The utility model discloses a flue gas desulfurization tower relates to the desulfurizing tower field, including desulfurizing tower and storage thick liquid pond, the inboard lower part of desulfurizing tower is provided with calcium carbonate solution pond, and the outside of desulfurizing tower is provided with the intake pipe, and the lower extreme of intake pipe is connected with the blast pipe, and the bottom of blast pipe is provided with the mouth of pipe of giving vent to anger, and the inboard of desulfurizing tower is provided with first fixed plate, and the bottom of first fixed plate is provided with the shower head, and defeated thick liquid pipe sets up in the bottom in calcium carbonate solution pond, and the outside of storage thick liquid pond is connected with the liquid level viewing. The utility model discloses an air feed pipe, the mouth of pipe of giving vent to anger, the combined use of calcium carbonate solution pond and shower head, can effectively carry out the desulfurization to the flue gas, promote desulfurization effect, flue gas desulfurization reaction is more thorough, guarantee smoke emission reaches the standard, through defeated thick liquid pipe, take out the stuff pump and store up the thick liquid pond, conveniently collect the thick liquid of reaction, reduce the cleaning frequency, improve desulfurization efficiency, use through the cooperation of liquid level viewing aperture and activity top cap, convenient thick liquid discharges and collects and takes out, convenient observation and use.
Description
Technical Field
The utility model relates to a desulfurizing tower field specifically is a flue gas desulfurization tower.
Background
Flue gas desulfurization refers to the removal of sulfur oxides from flue gases or other industrial waste gases. Flue gas desulfurization, abbreviated as FGD, is classified according to the type of a desulfurizer in the FGD technology and can be divided into the following five methods: the calcium method based on CaCO3, the magnesium method based on MgO, the sodium method based on Na2SO3, the ammonia method based on NH3, the organic base method based on organic bases. The flue gas enters the ammonia desulfurization tower after coming out of the dust remover and carrying a small amount of fly ash, sulfur dioxide in the flue gas is removed after desulfurization and washing, and finally the desulfurized flue gas flows out of the top of the desulfurization tower and is discharged into the atmosphere, so that the pollution to the atmosphere is reduced. In the process of desulfurization, a circulating pump is used for extracting ammonia-containing slurry from the bottom of the tower and feeding the ammonia-containing slurry into the middle of the tower, and the purpose of desulfurization is achieved through the following reaction: SO2+ nh3.h2o ═ 2SO3, (NH4)2SO3, then air is sent to the bottom of the desulfurization tower to oxidize ammonium sulfite (NH4)2SO3 into ammonium sulfate (NH4)2SO4, and fly ash in flue gas is washed by slurry and deposited into sludge at the bottom of the tower while desulfurization is carried out.
The existing desulfurizing tower is poor in desulfurizing effect, not up to standard in flue gas emission, and inconvenient in cleaning, the thick slurry of reaction is not easy to collect, the desulfurizing tower is inconvenient to use, and the desulfurizing efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a flue gas desulfurization tower, through the induction-pipe, the mouth of pipe of giving vent to anger, the joint use of calcium carbonate solution pond and shower head, can effectively carry out the desulfurization to the flue gas, promote desulfurization effect, flue gas desulfurization reaction is more thorough, guarantee smoke emission reaches the standard, through defeated thick liquid pipe, take out thick liquid pump and slurry storage tank, conveniently collect the thick liquid of reaction, make things convenient for the normal use of desulfurizing tower, reduce the clearance frequency, improve desulfurization efficiency, use through the cooperation of liquid level viewing aperture and activity top cap, make things convenient for thick liquid to discharge and collect and take out, conveniently observe and use.
(II) technical scheme
In order to achieve the above purpose, the utility model adopts the technical proposal that: the utility model provides a flue gas desulfurization tower, including the desulfurizing tower and through defeated thick liquid pipe with the storage thick liquid pond of desulfurizing tower intercommunication, the inboard lower part of desulfurizing tower is provided with calcium carbonate solution pond correspond on the desulfurizing tower the fixed intake pipe that is provided with in the outside of calcium carbonate solution pond, the lower extreme of intake pipe is connected with the setting and is in a plurality of evenly distributed's in the calcium carbonate solution pond air supply pipe, a plurality of the bottom of air supply pipe all is provided with a plurality of evenly distributed's the mouth of pipe of giving vent to anger, the inboard of desulfurizing tower is fixed be provided with the setting and is in the first fixed plate of calcium carbonate solution pond top, the bottom mounting of first fixed plate is provided with a plurality of evenly distributed's shower head, defeated thick liquid pipe sets up the bottom in calcium carbonate solution pond, the outside in storage thick liquid pond.
Preferably, a second fixing plate is fixedly arranged on the upper portion of the inner side of the desulfurizing tower, a plurality of uniformly distributed demisters are fixedly arranged on the second fixing plate, and a discharge port is fixedly arranged at the upper end of the desulfurizing tower.
Preferably, the upper end of the first fixing plate is fixedly provided with a spray pipe connected with the spray header, and the first fixing plate is provided with a plurality of uniformly distributed through holes.
Preferably, the top end of the pulp storage tank is movably connected with a movable top cover, the movable top cover is of an arc-shaped structure, and the area of the movable top cover is larger than that of the pulp storage tank.
Preferably, the liquid level viewing aperture is transparent rectangle structure, just the liquid level viewing aperture with store up the thick liquid pond intercommunication, the bottom of liquid level viewing aperture with store up the bottom parallel and level in thick liquid pond, the height of liquid level viewing aperture is less than store up the height in thick liquid pond.
Preferably, the bottom end of the desulfurizing tower is of an arc-shaped structure, and the slurry conveying pipe is communicated with the bottom end of the inner side of the desulfurizing tower.
Preferably, the joint of the first fixing plate and the desulfurizing tower is of an arc structure, the desulfurizing tower is of a circular structure, and the width of the first fixing plate is smaller than the diameter of the desulfurizing tower.
Preferably, the outer side of the slurry conveying pipe is fixedly connected with a slurry pumping pump, and the slurry pumping pump and the demister are both electrically connected with an external power supply.
(III) advantageous effects
The beneficial effects of the utility model reside in that:
1. Through the combined use of the air supply pipe, the air outlet pipe opening, the calcium carbonate solution pool and the spray header, the flue gas can be effectively desulfurized, the desulfurization effect is improved, the flue gas desulfurization reaction is more thorough, and the guarantee flue gas emission reaches the standard.
2. Through defeated thick liquid of thick liquid pipe, pump of drawing a pulp and storage thick liquid pond, conveniently collect the reaction, make things convenient for the normal use of desulfurizing tower, reduce the clearance frequency, improve desulfurization efficiency.
3. Through the cooperation use of liquid level viewing aperture and activity top cap, make things convenient for thick liquid to discharge to collect and take out, conveniently observe and use.
Drawings
Fig. 1 is a front sectional view of a preferred embodiment of a flue gas desulfurization tower provided by the present invention;
Fig. 2 is a top view of a first fixing plate of a preferred embodiment of a flue gas desulfurization tower provided by the present invention;
Fig. 3 is a bottom view of the intake and delivery pipes of a preferred embodiment of a flue gas desulfurization tower provided by the present invention;
Fig. 4 is a perspective view of a slurry storage tank according to a preferred embodiment of the flue gas desulfurization tower provided by the present invention.
In the figure: 1-a desulfurizing tower, 2-a slurry storage tank, 3-a calcium carbonate solution tank, 4-an air inlet pipe, 5-an air supply pipe, 6-an air outlet pipe opening, 7-a slurry conveying pipe, 8-a slurry pumping pump, 9-a first fixing plate, 10-a through hole, 11-a spray head, 12-a spray pipe, 13-a second fixing plate, 14-a demister, 15-a discharge port, 16-a liquid level observation port and 17-a movable top cover.
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.
As shown in fig. 1-4, the utility model provides a technical solution: a flue gas desulfurization tower comprises a desulfurization tower 1 and a slurry storage tank 2 communicated with the desulfurization tower 1 through a slurry conveying pipe 7, wherein a calcium carbonate solution tank 3 is arranged at the lower part of the inner side of the desulfurization tower 1, an air inlet pipe 4 is fixedly arranged on the desulfurization tower 1 corresponding to the outer side of the calcium carbonate solution tank 3, the lower end of the air inlet pipe 4 is connected with three uniformly distributed air supply pipes 5 arranged in the calcium carbonate solution tank 3, the bottom ends of the three air supply pipes 5 are respectively provided with a plurality of uniformly distributed air outlet pipe openings 6, a first fixing plate 9 arranged above the calcium carbonate solution tank 3 is fixedly arranged on the inner side of the desulfurization tower 1, a plurality of uniformly distributed spray heads 11 are fixedly arranged at the bottom end of the first fixing plate 9, the slurry conveying pipe 7 is arranged at the bottom of the calcium carbonate solution tank 3, the outer side of the slurry storage tank 2 is connected with a liquid level observation opening 16, and when in use, then the flue gas is discharged into a calcium carbonate solution pool 3 from an air outlet pipe opening 6, the flue gas is desulfurized through the reaction of the calcium carbonate solution and then is discharged to the upper part of the calcium carbonate solution pool 3, then a spray head 11 can spray the flue gas for further desulfurization, the flue gas is discharged to the upper part of a desulfurizing tower 1 through a through hole 10 and hole sites at two sides of a first fixing plate 9, a demister 14 carries out demisting treatment on the flue gas, the treated flue gas is discharged to the outside through a discharge port 15, in the process, thick slurry generated after the reaction of the flue gas and the calcium carbonate solution falls to the bottom of the calcium carbonate solution pool 3, then a slurry pump 8 pumps the thick slurry into a slurry storage pool 2 through a slurry conveying pipe 7, a liquid level observation port 16 can observe the capacity of the thick slurry in the slurry storage pool 2, when the thick slurry in the slurry storage pool 2 is full, a movable top cover 17 can be taken down, and then the thick slurry is collected from the slurry, through the induction pipe 5, the mouth of pipe 6 of giving vent to anger, calcium carbonate solution pond 3 and shower head 11's combined use, can effectively carry out the desulfurization to the flue gas, promote desulfurization effect, the flue gas desulfurization reaction is more thorough, guarantee fume emission reaches the standard, through defeated thick liquid pipe 7, slurry pump 8 and storage thick liquid pond 2, conveniently collect the thick liquid of reaction, make things convenient for the normal use of desulfurizing tower 1, reduce the clearance frequency, improve desulfurization efficiency, cooperation through liquid level viewing aperture 16 and activity top cap 17 is used, make things convenient for thick liquid to discharge and collect and take out, convenient observation and use.
In this embodiment, as shown in fig. 1, the fixed second fixed plate 13 that is provided with in inboard upper portion of desulfurizing tower 1, the fixed defroster 14 that is provided with two evenly distributed on the second fixed plate 13, the fixed discharge port 15 that is provided with in upper end of desulfurizing tower 1, defroster 14 and discharge port 15 can carry out the defogging and discharge, facilitate the use to the flue gas.
In this embodiment, as shown in fig. 1 and 2, a spray pipe 12 connected to a spray header 11 is fixedly disposed at an upper end of the first fixing plate 9, a plurality of through holes 10 are uniformly distributed on the first fixing plate 9, and the through holes 10 facilitate rising of smoke, thereby ensuring normal use of the device.
In this embodiment, as shown in fig. 1 and 4, the top end of the slurry storage tank 2 is movably connected with a movable top cover 17, the movable top cover 17 is of an arc-shaped structure, and the area of the movable top cover 17 is larger than that of the slurry storage tank 2, so that the reaction slurry can be conveniently taken out.
In this embodiment, as shown in fig. 1 and 4, the liquid level viewing port 16 is a transparent rectangular structure, and the liquid level viewing port 16 is communicated with the pulp storage tank 2, the bottom end of the liquid level viewing port 16 is flush with the bottom end of the pulp storage tank 2, and the height of the liquid level viewing port 16 is lower than the height of the pulp storage tank 2, so that the thick pulp capacity in the pulp storage tank 2 can be conveniently observed.
In this embodiment, as shown in fig. 1, the bottom end of the desulfurization tower 1 is an arc-shaped structure, and the slurry conveying pipe 7 is communicated with the bottom end of the inner side of the desulfurization tower 1, so that dense slurry is conveniently pumped into the slurry storage tank 2 from the desulfurization tower 1.
In this embodiment, as shown in fig. 1 and fig. 2, the joint of the first fixing plate 9 and the desulfurizing tower 1 is an arc-shaped structure, the desulfurizing tower 1 is a circular structure, and the width of the first fixing plate 9 is smaller than the diameter of the desulfurizing tower 1, so as to facilitate the normal use of the desulfurizing tower 1.
In this embodiment, as shown in fig. 1, a slurry pump 8 is fixedly connected to an outer side of the slurry pipe 7, and both the slurry pump 8 and the demister 14 are electrically connected to an external power source to provide power.
The utility model discloses an operating procedure does:
S1, when the device is used, flue gas enters the gas feeding pipe 5 through the gas inlet pipe 4, then is discharged into the calcium carbonate solution pool 3 from the gas outlet pipe opening 6, is subjected to desulfurization treatment through calcium carbonate solution reaction, and then is discharged above the calcium carbonate solution pool 3;
S2, spraying the flue gas by the spray header 11, further desulfurizing, discharging the flue gas to the upper part of the desulfurizing tower 1 through the through holes 10 and the hole sites on the two sides of the first fixing plate 9, demisting the flue gas by the demister 14, and discharging the treated flue gas to the outside through the discharge port 15;
S3, in the process, the thick slurry generated after the reaction of the flue gas and the calcium carbonate solution falls to the bottom of the calcium carbonate solution tank 3, and then the thick slurry is pumped into the slurry storage tank 2 through the slurry conveying pipe 7 by the slurry pump 8;
S4, the liquid level observation port 16 can observe the thick liquid capacity in the pulp storage tank 2, when the thick liquid in the pulp storage tank 2 is full, the movable top cover 17 can be taken down, and then the thick liquid is collected from the pulp storage tank 2.
The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A flue gas desulfurization tower is characterized in that: comprises a desulfurizing tower (1) and a slurry storage tank (2) communicated with the desulfurizing tower (1) through a slurry conveying pipe (7), wherein a calcium carbonate solution tank (3) is arranged at the lower part of the inner side of the desulfurizing tower (1), an air inlet pipe (4) is fixedly arranged on the desulfurizing tower (1) corresponding to the outer side of the calcium carbonate solution tank (3), the lower end of the air inlet pipe (4) is connected with a plurality of uniformly distributed air supply pipes (5) arranged in the calcium carbonate solution tank (3), the bottom ends of the air supply pipes (5) are respectively provided with a plurality of uniformly distributed air outlet pipe orifices (6), a first fixing plate (9) arranged above the calcium carbonate solution tank (3) is fixedly arranged at the inner side of the desulfurizing tower (1), a plurality of uniformly distributed spray heads (11) are fixedly arranged at the bottom end of the first fixing plate (9), the slurry conveying pipe (7) is arranged at the bottom of the calcium carbonate solution tank (3), the outer side of the pulp storage tank (2) is connected with a liquid level observation port (16).
2. The flue gas desulfurization tower of claim 1, wherein: the utility model discloses a desulfurization tower, including desulfurizing tower (1), inboard upper portion is fixed and is provided with second fixed plate (13), fixed defroster (14) that are provided with a plurality of evenly distributed on second fixed plate (13), the fixed discharge port (15) that are provided with in upper end of desulfurizing tower (1).
3. The flue gas desulfurization tower of claim 1, wherein: the spray pipe (12) connected with the spray head (11) is fixedly arranged at the upper end of the first fixing plate (9), and a plurality of through holes (10) which are uniformly distributed are formed in the first fixing plate (9).
4. The flue gas desulfurization tower of claim 1, wherein: the top end swing joint of pulp storage tank (2) has activity top cap (17), activity top cap (17) are the arc structure, the area of activity top cap (17) is greater than the area of pulp storage tank (2).
5. The flue gas desulfurization tower of claim 1, wherein: liquid level viewing aperture (16) are transparent rectangle structure, just liquid level viewing aperture (16) with store up thick liquid pond (2) intercommunication, the bottom of liquid level viewing aperture (16) with store up the bottom parallel and level of thick liquid pond (2), the height of liquid level viewing aperture (16) is less than store up the height of thick liquid pond (2).
6. The flue gas desulfurization tower of claim 1, wherein: the bottom end of the desulfurizing tower (1) is of an arc-shaped structure, and the slurry conveying pipe (7) is communicated with the bottom end of the inner side of the desulfurizing tower (1).
7. The flue gas desulfurization tower of claim 1, wherein: the first fixing plate (9) and the junction of desulfurizing tower (1) are the arc structure, desulfurizing tower (1) is circular structure, the width of first fixing plate (9) is less than the diameter of desulfurizing tower (1).
8. The flue gas desulfurization tower of claim 2, wherein: defeated outside fixedly connected with slurry pump (8) of thick liquid pipe (7), slurry pump (8) with defroster (14) all with external power electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922004043.8U CN211159258U (en) | 2019-11-19 | 2019-11-19 | Flue gas desulfurization tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922004043.8U CN211159258U (en) | 2019-11-19 | 2019-11-19 | Flue gas desulfurization tower |
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| Publication Number | Publication Date |
|---|---|
| CN211159258U true CN211159258U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922004043.8U Active CN211159258U (en) | 2019-11-19 | 2019-11-19 | Flue gas desulfurization tower |
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| CN (1) | CN211159258U (en) |
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- 2019-11-19 CN CN201922004043.8U patent/CN211159258U/en active Active
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