CN210278774U - Desulfurization system sprays mechanism washing unit - Google Patents
Desulfurization system sprays mechanism washing unit Download PDFInfo
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- CN210278774U CN210278774U CN201920520569.9U CN201920520569U CN210278774U CN 210278774 U CN210278774 U CN 210278774U CN 201920520569 U CN201920520569 U CN 201920520569U CN 210278774 U CN210278774 U CN 210278774U
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- pipeline
- absorption tower
- gate valve
- washing
- desulfurization system
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Abstract
The utility model discloses a desulfurization system sprays mechanism washing unit, including absorption tower, washing pipeline, circulation pipeline, at least one circulation pipeline is accesss to the mechanism that sprays on absorption tower upper portion from one side of absorption tower lower part, is equipped with first gate valve and circulating pump on the circulation pipeline, is located the one end of connecting the washing pipeline on the circulation pipeline between first gate valve and the circulating pump, still is equipped with the second gate valve on the washing pipeline. This desulfurization system sprays mechanism washing unit's washing pipeline can wash circulation pipeline and the thick liquid that sprays the mechanism, has avoided the thick liquid to block up circulation pipeline to influence desulfurization system's desulfurization ability, this device can accomplish the washing through opening and close of controlling first gate valve and second gate valve, easy operation, convenient washing, and the practicality is strong.
Description
Technical Field
The utility model relates to a sweetener technical field, in particular to desulfurization system sprays mechanism washing unit.
Background
The desulfurization system is provided with a plurality of circulating pumps, and the starting number of the circulating pumps changes due to the content change of inlet sulfur in the operation process of the desulfurization system. When any one circulating pump is out of service, slurry staying in the pipeline can be hardened and deposited, when the circulating pump is started again, the pipeline and the spray header can be blocked, the desulfurization capacity of the desulfurization system is affected, and if the smoke emission exceeds the standard, the production can be stopped.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provides a desulfurization system and sprays mechanism washing unit, and the device can wash spraying mechanism, prevents to block up pipeline and shower head.
The technical scheme of the utility model is that: the utility model provides a desulfurization system sprays mechanism washing unit, includes absorption tower, washing pipeline, circulation pipeline, and at least one circulation pipeline leads to the mechanism that sprays on absorption tower upper portion from one side of absorption tower lower part, is equipped with first gate valve and circulating pump on the circulation pipeline, is located the one end of connecting the washing pipeline on the circulation pipeline between first gate valve and the circulating pump, still is equipped with the second gate valve on the washing pipeline.
And a first gate valve, a cleaning pipeline and a circulating pump are sequentially arranged on the circulating pipeline along the direction from the lower part of the absorption tower to the spraying mechanism.
The other end of the cleaning pipeline is provided with a water tank which is externally connected with a water source.
The spraying mechanism comprises at least one spraying pipe and a spraying head which are arranged in the absorption tower, and each spraying pipe is provided with at least one spraying head.
And a fan and an overflow pipe are arranged at the lower part of the absorption tower. The fan is used for introducing air into the absorption tower.
The side of the middle part of the absorption tower is provided with an air inlet, and the side of the top of the absorption tower is provided with an air outlet.
A demister is arranged in the absorption tower and is positioned between the spraying mechanism and the gas outlet.
The first gate valve is arranged on the circulating pipeline and is close to the outer wall of the absorption tower.
Above-mentioned desulfurization system spray mechanism washing unit, its theory of use does, when needs desulfurization, the second gate valve is closed, the absorption tower lower part is the thick liquid that the desulfurization was used, the thick liquid gets into the circulating line, through first gate valve and circulating pump, reach spray mechanism, shower head blowout thick liquid, treat simultaneously that the gas of desulfurization gets into from the air inlet, the thick liquid is at the in-process that falls, react with the sulfur dioxide in the gas and generate calcium sulfate and calcium sulfite, calcium sulfite oxidation becomes calcium sulfate, calcium sulfate reacts with crystal water and generates the gypsum, play flue gas desulfurization's effect. When a circulating pump in the circulating pipeline needs to be stopped, the second gate valve is opened, the first gate valve is closed, cleaning water passes through the cleaning pipeline, the second gate valve, the circulating pump and the circulating pipeline from the water tank in sequence, and is finally sprayed out from a spray head of the spraying mechanism to discharge slurry staying in the circulating pipeline, so that the circulating pipeline or the spray head is prevented from being blocked by the staying slurry.
Compared with the prior art, the utility model, following beneficial effect has:
this desulfurization system sprays mechanism washing unit's washing pipeline can wash circulation pipeline and the thick liquid that sprays the mechanism, has avoided the thick liquid to block up circulation pipeline or shower head to influence desulfurization system's desulfurization ability, this device is through opening and close of controlling first gate valve and second gate valve, can accomplish the washing, easy operation, convenient washing, and the practicality is strong.
Drawings
Fig. 1 is a schematic structural diagram of a flushing device of a spraying mechanism of the desulfurization system.
In the figure, 1 is an absorption tower, 2 is a cleaning pipeline, 3 is a circulating pipeline, 4 is a first gate valve, 5 is a circulating pump, 6 is a second gate valve, 7 is a water tank, 8 is a spray pipe, 9 is a spray header, 10 is a fan, 11 is an overflow pipe, 12 is an air inlet, 13 is an air outlet, and 14 is a demister.
Detailed Description
The present invention will be described in further detail with reference to examples, but the present invention is not limited thereto.
Examples
The desulfurization system sprays mechanism washing unit of this embodiment, as shown in fig. 1, includes absorption tower 1, washing pipeline 2, circulation pipeline 3, and three circulation pipelines lead to the mechanism that sprays on absorption tower upper portion from one side of absorption tower lower part, all are equipped with first gate valve 4 and circulating pump 5 on every circulation pipeline, are located the one end of connecting the washing pipeline on the circulation pipeline between first gate valve and the circulating pump, still are equipped with second gate valve 6 on the washing pipeline. And a first gate valve, a cleaning pipeline and a circulating pump are sequentially arranged on the circulating pipeline along the direction from the lower part of the absorption tower to the spraying mechanism. The other end of the cleaning pipeline is provided with a water tank 7 which is externally connected with a water source. The spraying mechanism comprises three spraying pipes 8 and three spraying heads 9 which are arranged in the absorption tower, wherein each spraying pipe is provided with three spraying heads, and one spraying pipe corresponds to one circulating pipeline. The lower part of the absorption tower is provided with a fan 10 and an overflow pipe 11. The fan is used for introducing air into the absorption tower. The side of the middle part of the absorption tower is provided with an air inlet 12, and the side of the top part of the absorption tower is provided with an air outlet 13. Be equipped with defroster 14 in the absorption tower, the defroster is located and sprays between mechanism and the gas outlet. The first gate valve is arranged on the circulating pipeline and is close to the outer wall of the absorption tower.
Above-mentioned desulfurization system spray mechanism washing unit, its theory of use does, when needs desulfurization, the second gate valve is closed, the absorption tower lower part is the thick liquid that the desulfurization was used, the thick liquid gets into the circulating line, through first gate valve and circulating pump, reach spray mechanism, shower head blowout thick liquid, treat simultaneously that the gas of desulfurization gets into from the air inlet, the thick liquid is at the in-process that falls, react with the sulfur dioxide in the gas and generate calcium sulfate and calcium sulfite, calcium sulfite oxidation becomes calcium sulfate, calcium sulfate reacts with crystal water and generates the gypsum, play flue gas desulfurization's effect. When a circulating pump in the circulating pipeline needs to be stopped, the second gate valve is opened, the first gate valve is closed, cleaning water passes through the cleaning pipeline, the second gate valve, the circulating pump and the circulating pipeline from the water tank in sequence, and is finally sprayed out from a spray head of the spraying mechanism to discharge slurry staying in the circulating pipeline, so that the circulating pipeline is prevented from being blocked by the staying slurry.
As described above, the present invention can be realized well, and the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention; all equivalent changes and modifications made according to the present invention are intended to be covered by the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a desulfurization system sprays mechanism washing unit, its characterized in that includes absorption tower, washing pipeline, circulation pipeline, and at least one circulation pipeline leads to the mechanism that sprays on absorption tower upper portion from one side of absorption tower lower part, is equipped with first gate valve and circulating pump on the circulation pipeline, is located the one end of connecting the washing pipeline on the circulation pipeline between first gate valve and the circulating pump, still is equipped with the second gate valve on the washing pipeline.
2. The spraying mechanism flushing device of the desulfurization system as recited in claim 1, wherein the circulation pipeline is provided with a first gate valve, a cleaning pipeline and a circulation pump in sequence from the lower part of the absorption tower to the spraying mechanism.
3. The spraying mechanism flushing device of a desulfurization system as recited in claim 1, wherein a water tank is provided at the other end of the cleaning pipeline, and the water tank is externally connected with a water source.
4. The desulfurization system spray mechanism washing device of claim 1, wherein the spray mechanism comprises at least one spray pipe and a spray header installed in the absorption tower, and at least one spray header is provided on each spray pipe.
5. The washing device for the spraying mechanism of the desulfurization system as recited in claim 1, wherein a fan and an overflow pipe are provided at a lower portion of the absorption tower.
6. The spraying mechanism flushing device of a desulfurization system as recited in claim 1, wherein the side surface of the middle part of the absorption tower is provided with the air inlet, and the side surface of the top part of the absorption tower is provided with the air outlet.
7. The spraying mechanism flushing device of the desulfurization system as recited in claim 6, wherein a demister is arranged in the absorption tower and is positioned between the spraying mechanism and the gas outlet.
8. The spray mechanism washing device of claim 1, wherein the first gate valve is disposed on the circulation line and in close proximity to the outer wall of the absorption tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920520569.9U CN210278774U (en) | 2019-04-16 | 2019-04-16 | Desulfurization system sprays mechanism washing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920520569.9U CN210278774U (en) | 2019-04-16 | 2019-04-16 | Desulfurization system sprays mechanism washing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210278774U true CN210278774U (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920520569.9U Active CN210278774U (en) | 2019-04-16 | 2019-04-16 | Desulfurization system sprays mechanism washing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210278774U (en) |
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2019
- 2019-04-16 CN CN201920520569.9U patent/CN210278774U/en active Active
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