CN211585976U - Conveniently dismantle abluent flue gas desulfurization absorption tower - Google Patents
Conveniently dismantle abluent flue gas desulfurization absorption tower Download PDFInfo
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- CN211585976U CN211585976U CN201921491997.XU CN201921491997U CN211585976U CN 211585976 U CN211585976 U CN 211585976U CN 201921491997 U CN201921491997 U CN 201921491997U CN 211585976 U CN211585976 U CN 211585976U
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- flue gas
- tower
- spray
- pipeline
- tower body
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Abstract
The utility model relates to a flue gas desulfurization absorption tower convenient to disassemble and clean, which comprises a tower body, a flue gas inlet arranged on the lower side of the tower body, a flue gas outlet arranged on the top of the tower body, a cooling layer arranged on the flue gas inlet, a circulating spray device arranged on the tower body, and a demisting layer arranged inside the tower body and close to the flue gas outlet; wherein the cooling layer comprises a cooling spray head arranged at the top of the flue gas inlet; the circulating spray device comprises an annular pipeline and a plurality of spray nozzles, each spray nozzle comprises a spray gun and a nozzle, one end of each spray gun is connected with the annular pipeline, and the other end of each spray gun is connected with the nozzle; and the annular pipeline is fixed on the tower body in a surrounding manner, the spray gun passes through the tower wall in a sealing manner to enter the tower and is distributed on the horizontal plane where the annular pipeline is located, and the spray nozzle is arranged in the tower in a manner of inclining downwards against the ascending sulfur-containing flue gas.
Description
Technical Field
The utility model relates to a flue gas desulfurization equipment especially relates to a conveniently dismantle abluent flue gas desulfurization absorption tower.
Background
In order to protect the environment and reduce air pollution, most thermoelectric enterprises need to desulfurize the flue gas and then discharge the flue gas into the atmosphere. In the traditional desulfurization process, a desulfurizer and flue gas are mixed in an absorption tower, the lower part of the absorption tower is provided with a flue gas inlet, and the upper part of the absorption tower is provided with a desulfurizer inlet. The flue gas enters the absorption tower from the lower part of the absorption tower, is mixed with a desulfurizer in the absorption tower for desulfurization, and then the desulfurized clean flue gas is discharged from a clean flue gas outlet at the top of the absorption tower.
Because spray set uses a period of time and can have the jam phenomenon to produce, wash current flue gas desulfurization absorption tower and need all shut down, consume a large amount of time and energy, production efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a convenient abluent flue gas desulfurization absorption tower of dismantling has realized reducing the flue gas temperature, is convenient for wash spray set's dismantlement to and spray set spray the effect that the effect was reminded in real time.
In order to solve the technical problem, the utility model provides a technical scheme does: a flue gas desulfurization absorption tower convenient to disassemble and clean comprises a tower body, a flue gas inlet arranged on the lower side of the tower body, a flue gas outlet arranged at the top of the tower body, a cooling layer arranged at the flue gas inlet, a circulating spray device arranged on the tower body, and a demisting layer arranged inside the tower body and close to the flue gas outlet; wherein the cooling layer comprises a cooling spray head arranged at the top of the flue gas inlet; the circulating spray device comprises an annular pipeline and a plurality of spray nozzles, each spray nozzle comprises a spray gun and a nozzle, one end of each spray gun is connected with the annular pipeline, and the other end of each spray gun is connected with the nozzle; the annular pipeline is fixed on the tower body in a surrounding mode, the spray guns penetrate through the tower wall in a sealing mode to enter the tower and are distributed on the horizontal plane where the annular pipeline is located, and the nozzles are arranged in the tower in a mode of inclining downwards against the ascending sulfur-containing flue gas; the annular pipeline is divided into a plurality of sections, adjacent pipe sections are connected through flanges, the annular pipeline is also connected with the spray gun through the flanges, and the annular pipeline is connected with an external circulating pump pipeline; a pressure testing device is arranged at the joint of the annular pipeline and the external circulating pump pipeline; the external circulating pump pipeline is connected with a circulating pump; and a cleaning spray head for cleaning the demisting layer is also arranged on the demisting layer.
Furthermore, the spray gun is connected with the tower wall of the tower body through a flange.
Furthermore, the spray nozzles are divided into long nozzles and short nozzles, and the long nozzles and the short nozzles are arranged alternately.
Furthermore, valves are arranged between the spray gun and the annular pipeline and between the spray gun and the nozzle for connection. The valve is determined by the principle of quick opening and closing and convenient opening and closing.
Furthermore, a plurality of layers of annular pipelines and corresponding spray nozzles are arranged on the same tower body, and multi-stage spray absorption is carried out on the sulfur-containing flue gas.
The number of segments and the length of the ring-shaped pipeline segments are determined according to the principle of convenient disassembly and convenient cleaning.
Further, the cooling spray head is communicated with the process water pipeline through a pipeline joint, a first butterfly valve and a second butterfly valve are sequentially arranged on the process water pipeline along the flow direction of the process water, and the second butterfly valve is connected with the electric actuator.
Further, the defogging layer is including the whirl column plate that from top to bottom sets gradually, first spiral-flow type defroster and second spiral-flow type defroster, tower wall guiding gutter is all installed to first, second spiral-flow type defroster top.
When the flue gas tells to pass through the cyclone column plate, the absorption liquid on the blades can be blown into very small fog drops, the sulfur dioxide, the absorption liquid and the fog drops collide with each other under the mechanism action of collision, interception, Brownian motion and the like, the particle size is continuously increased, the rotating motion is intensified under the guiding action of the cyclone column plate, strong centrifugal force is generated, reactants are easily separated from the flue gas and thrown to the wall of the tower, and the reactants flow to the bottom of the tower under the action of gravity, so that solid-gas separation is realized. And then continuously passing through two layers of cyclone demisters to remove fog drops containing absorption liquid. And a tower wall diversion trench is arranged above each layer of demister to reduce water loss.
Further, the demister is made of reinforced polypropylene materials.
Furthermore, the optimal PH value range of the circulating absorption liquid in the circulating spraying device is 5.5-6.
Further, the pressure testing device comprises a pressure sensor, a control module electrically connected with the pressure sensor, and an alarm device electrically connected with the control module.
The utility model has the advantages that: the utility model provides a pair of abluent flue gas desulfurization absorption tower is conveniently dismantled, circulation spray set can dismantle from the outside and wear to establish and get into body of the tower wall to set up pressure test device, reach a definite value when pressure, the siren sounds, reminds operating personnel to wash circulation spray set, reduced artificial calculation and carried out abluent time to circulation spray set.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic view of the external structure of a flue gas desulfurization absorption tower of the present invention, which is convenient to disassemble and clean;
FIG. 2 is a schematic view of the internal structure of a flue gas desulfurization absorption tower of the present invention, which is convenient to disassemble and clean;
FIG. 3 is a schematic structural view of a circulating spray device of the flue gas desulfurization absorption tower of the present invention, which is convenient to disassemble and clean;
fig. 4 is a schematic structural view of the spray head of the flue gas desulfurization absorption tower convenient for disassembly and cleaning.
In the figure: the tower body 1, the flue gas entry 2, the exhanst gas outlet 3, circulation spray set 4, remove fog layer 5, cooling shower nozzle 6, annular duct 7, spray shower nozzle 8, spray gun 9, nozzle 10, process water pipeline 11, first butterfly valve 12, second butterfly valve 13, pressure sensor 14, external circulating pump pipeline 15, circulating pump 16, valve 17, long shower nozzle 18, short shower nozzle 19.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
Example 1:
as shown in fig. 1-4, the utility model provides a flue gas desulfurization absorption tower convenient for disassembly and cleaning, which comprises a tower body 1, a flue gas inlet 2 arranged at the lower side of the tower body 1, a flue gas outlet 3 arranged at the top of the tower body 1, a cooling layer arranged at the flue gas inlet 2, a circulating spray device 4 arranged on the tower body 1, and a demisting layer 5 arranged inside the tower body 1 and close to the flue gas outlet 3; wherein the cooling layer comprises a cooling spray head 6 arranged at the top of the flue gas inlet 2; the circulating spray device 4 comprises an annular pipeline 7 and a plurality of spray nozzles 8, each spray nozzle 8 comprises a spray gun 9 and a nozzle 10, one end of each spray gun 9 is connected with the annular pipeline 7, and the other end of each spray gun 9 is connected with the nozzle 10; the annular pipeline 7 is fixed on the tower body 1 in a surrounding manner, the spray guns 9 hermetically penetrate through the tower wall to enter the tower and are distributed on the horizontal plane where the annular pipeline 7 is located, and the spray nozzles 10 are arranged in the tower in a manner of inclining downwards against the ascending sulfur-containing flue gas; the annular pipeline 7 is divided into a plurality of sections, adjacent pipe sections are connected through flanges, the annular pipeline 7 is also connected with the spray gun 9 through the flanges, and the annular pipeline 7 is connected with an external circulating pump pipeline 15; a pressure testing device is arranged at the joint of the annular pipeline 7 and the external circulating pump pipeline 15; the external circulating pump pipeline 15 is connected with a circulating pump 16; and a cleaning spray head for cleaning the demisting layer 5 is also arranged on the demisting layer 5.
Specifically, the spray gun 9 is connected with the tower wall of the tower body 1 through a flange.
As shown in fig. 4, the shower head 8 is divided into long shower heads 18 and short shower heads 19, and the long shower heads 18 and the short shower heads 19 are arranged alternately.
As shown in fig. 3, valves 17 are provided between the lance 9 and the annular duct 7, and between the lance 9 and the nozzle 10. The valve 17 is defined on the principle of quick opening and closing and convenient opening and closing.
A plurality of layers of annular pipelines 7 and corresponding spray nozzles 8 are arranged on the same tower body 1, and multi-stage spray absorption is carried out on sulfur-containing flue gas.
The number of segments and the length of the segments of the annular pipeline 7 are determined according to the principle of convenient disassembly and convenient cleaning.
As shown in fig. 2, the cooling spray head 6 is communicated with a process water pipeline 11 through a pipeline joint, a first butterfly valve 12 and a second butterfly valve 13 are sequentially arranged on the process water pipeline 11 along the flow direction of the process water, and the second butterfly valve 13 is connected with an electric actuator.
The demisting layer 5 comprises cyclone tower plates, a first cyclone demister and a second cyclone demister, wherein the cyclone tower plates are sequentially arranged from top to bottom, and tower wall guide grooves are arranged above the first cyclone demister and the second cyclone demister.
When the flue gas tells to pass through the cyclone column plate, the absorption liquid on the blades can be blown into very small fog drops, the sulfur dioxide, the absorption liquid and the fog drops collide with each other under the mechanism action of collision, interception, Brownian motion and the like, the particle size is continuously increased, the rotating motion is intensified under the guiding action of the cyclone column plate, strong centrifugal force is generated, reactants are easily separated from the flue gas and thrown to the wall of the tower, and the reactants flow to the bottom of the tower under the action of gravity, so that solid-gas separation is realized. And then continuously passing through two layers of cyclone demisters to remove fog drops containing absorption liquid. And a tower wall diversion trench is arranged above each layer of demister to reduce water loss.
The demister is made of reinforced polypropylene materials.
The optimal PH value range of the circulating absorption liquid in the circulating spraying device 4 is 5.5-6.
As shown in fig. 1, the pressure testing device includes a pressure sensor 14, a control module electrically connected to the pressure sensor 14, and an alarm device electrically connected to the control module.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides a conveniently dismantle abluent flue gas desulfurization absorption tower which characterized in that: the tower comprises a tower body, a flue gas inlet arranged on the lower side of the tower body, a flue gas outlet arranged at the top of the tower body, a cooling layer arranged at the flue gas inlet, a circulating spray device arranged on the tower body, and a demisting layer arranged inside the tower body and close to the flue gas outlet; wherein
The cooling layer comprises a cooling spray head arranged at the top of the flue gas inlet;
the circulating spray device comprises an annular pipeline and a plurality of spray nozzles, each spray nozzle comprises a spray gun and a nozzle, one end of each spray gun is connected with the annular pipeline, and the other end of each spray gun is connected with the nozzle; and
the annular pipeline is fixed on the tower body in a surrounding mode, the spray guns penetrate through the tower wall in a sealing mode to enter the tower and are distributed on the horizontal plane where the annular pipeline is located, and the nozzles are arranged in the tower in a mode of inclining downwards against the ascending sulfur-containing flue gas;
the annular pipeline is divided into a plurality of sections, adjacent pipe sections are connected through flanges, the annular pipeline is also connected with the spray gun through the flanges, and the annular pipeline is connected with an external circulating pump pipeline;
a pressure testing device is arranged at the joint of the annular pipeline and the external circulating pump pipeline; the external circulating pump pipeline is connected with a circulating pump;
and a cleaning spray head for cleaning the demisting layer is also arranged on the demisting layer.
2. The flue gas desulfurization absorption tower of claim 1, wherein: the spray gun is connected with the tower wall of the tower body through a flange.
3. The flue gas desulfurization absorption tower of claim 1, wherein: the spray nozzles are divided into long nozzles and short nozzles, and the long nozzles and the short nozzles are arranged alternately.
4. The flue gas desulfurization absorption tower of claim 1, wherein: and valves are arranged between the spray gun and the annular pipeline and between the spray gun and the nozzle for connection.
5. The flue gas desulfurization absorption tower of claim 1, wherein: and a plurality of layers of annular pipelines and corresponding spray nozzles are arranged on the same tower body, and multi-stage spray absorption is carried out on the sulfur-containing flue gas.
6. The flue gas desulfurization absorption tower of claim 1, wherein: the cooling spray head is communicated with the process water pipeline through a pipeline joint, a first butterfly valve and a second butterfly valve are sequentially arranged on the process water pipeline along the flow direction of the process water, and the second butterfly valve is connected with the electric actuator.
7. The flue gas desulfurization absorption tower of claim 1, wherein: the defogging layer is including the whirl column plate that from top to bottom sets gradually, first spiral-flow type defroster and second spiral-flow type defroster, tower wall guiding gutter is all installed to first, second spiral-flow type defroster top.
8. The flue gas desulfurization absorption tower of claim 7, wherein: the demister is made of reinforced polypropylene materials.
9. The flue gas desulfurization absorption tower of claim 1, wherein: the optimal PH value range of the circulating absorption liquid in the circulating spraying device is 5.5-6.
10. The flue gas desulfurization absorption tower of claim 1, wherein: the pressure testing device comprises a pressure sensor, a control module electrically connected with the pressure sensor and an alarm device electrically connected with the control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921491997.XU CN211585976U (en) | 2019-09-09 | 2019-09-09 | Conveniently dismantle abluent flue gas desulfurization absorption tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921491997.XU CN211585976U (en) | 2019-09-09 | 2019-09-09 | Conveniently dismantle abluent flue gas desulfurization absorption tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211585976U true CN211585976U (en) | 2020-09-29 |
Family
ID=72576384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921491997.XU Expired - Fee Related CN211585976U (en) | 2019-09-09 | 2019-09-09 | Conveniently dismantle abluent flue gas desulfurization absorption tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211585976U (en) |
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2019
- 2019-09-09 CN CN201921491997.XU patent/CN211585976U/en not_active Expired - Fee Related
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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: 20200929 Termination date: 20210909 |