CN215352910U - Spray device of desulfurizing tower - Google Patents
Spray device of desulfurizing tower Download PDFInfo
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- CN215352910U CN215352910U CN202120852633.0U CN202120852633U CN215352910U CN 215352910 U CN215352910 U CN 215352910U CN 202120852633 U CN202120852633 U CN 202120852633U CN 215352910 U CN215352910 U CN 215352910U
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Abstract
The utility model belongs to the technical field of wet desulphurization improvement, and particularly relates to a spray device of a desulphurization tower, which comprises a distribution main pipe surrounding the outer side of the desulphurization tower, wherein the distribution main pipe is connected with a plurality of spray pipes through distribution branch pipes, all the spray pipes are uniformly distributed on the outer side of the desulphurization tower along the circumferential direction, one end of each spray pipe is communicated with the distribution main pipe through the distribution branch pipes, and the other end of each spray pipe extends to the inner part of the desulphurization tower; the inlet end of the distribution main pipe is connected with an alkaline slurry storage device; and the diameter of the distribution main pipe is gradually reduced from the inlet end to the tail end. When a certain spray pipe has a fault, the valve can be turned off, the connecting pipe fitting can be dismantled, the spray pipe can be drawn out for maintenance and replacement on the premise of not stopping the circulating pump, so that the safety risk of maintenance in the tower is reduced; the normal work of other spraying devices is not influenced, and the desulfurization efficiency is ensured.
Description
Technical Field
The utility model belongs to the technical field of wet desulphurization improvement, and particularly relates to a spray device of a desulphurization tower.
Background
The wet desulfurizing technology is the most widely used flue gas desulfurizing technology in industry, and its working principle is that the flue gas is fed into desulfurizing tower and contacted with the alkaline slurry fog drops which are sprayed from top to bottom in countercurrent mode, and the acidic oxide SO is contained in the flue gas2And other pollutants such as HCL, HF and the like are absorbed to generate acid-base neutralization reaction, so that the flue gas is fully purified.
The most important equipment in the wet desulphurization process is the desulphurization tower, and the core device is the spray device, which determines the desulphurization efficiency. Traditional thick liquid spray set is located inside the desulfurizing tower, comprises distribution pipe network and thick liquid nozzle, and the distribution pipe adopts the glass steel, and the nozzle adopts the carborundum material, and the design of spraying system can the evenly distributed volume of spraying that requires, ensures that alkaline thick liquid and flue gas fully contact and react.
Because the spray device is positioned inside the desulfurizing tower, when the nozzle is worn, scaled or blocked, the whole spray layer needs to be stopped for maintenance and replacement, SO that insufficient reaction can be caused, the desulfurizing efficiency is reduced, and even the flue gas SO2The phenomenon of exceeding standard occurs.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the background art, the utility model aims to provide a spray device of a desulfurization tower.
In order to achieve the purpose, the utility model provides the following technical scheme:
a spray device of a desulfurization tower comprises a distribution main pipe surrounding the outer side of the desulfurization tower, wherein the distribution main pipe is connected with a plurality of spray pipes through distribution branch pipes, all the spray pipes are uniformly distributed on the outer side of the desulfurization tower along the circumferential direction, one end of each spray pipe is communicated with the distribution main pipe through the distribution branch pipes, and the other end of each spray pipe extends to the inner part of the desulfurization tower; the inlet end of the distribution main pipe is connected with an alkaline slurry storage device; and the diameter of the distribution main pipe is gradually reduced from the inlet end to the tail end.
Furthermore, one end of the distribution branch pipe is communicated with the distribution main pipe, and the other end of the distribution branch pipe is connected with a valve through a flange.
Furthermore, a connecting pipe fitting is arranged between the valve and the spray pipe.
Further, the shower includes a coupling flange, a fixing flange, a shower body, and a nozzle; the connecting flange is fixed with the connecting pipe fitting, and the fixing flange is fixed with a connecting pipe orifice on the outer side of the tower wall; the tail end of the spray pipe main body is wound and fixed with the nozzle in the desulfurizing tower.
Compared with the prior art, the utility model has the beneficial effects that:
the spray device of the desulfurization tower comprises a distribution main pipe surrounding the outer side of the desulfurization tower and distribution branch pipes arranged on the distribution main pipe, wherein the tail end of each distribution branch pipe is connected with one spray pipe, and alkaline slurry is uniformly distributed to each spray pipe through the distribution main pipe and is uniformly sprayed downwards through a nozzle. When a certain spray pipe has a fault, the valve can be turned off, the connecting pipe fitting can be dismantled, the spray pipe can be drawn out for maintenance and replacement on the premise of not stopping the circulating pump, so that the safety risk of maintenance in the tower is reduced; the normal work of other spraying devices is not influenced, and the desulfurization efficiency is ensured.
The utility model has simple structure and easy manufacture; the molding, manufacturing and assembling shorten the installation period; the easy dismantlement, the convenient maintenance is changed, has guaranteed desulphurization unit's safety and stability operation up to standard.
Drawings
FIG. 1 is a top view of a spray assembly of a desulfurization tower in accordance with the present invention;
FIG. 2 is a schematic view of a spray pipe connected to a desulfurization tower according to the present invention;
fig. 3 is an enlarged view of the shower of the present invention.
The labels in the figure are: 1. distributing the main pipes; 2. a distribution branch pipe; 3. a valve; 4. connecting pipe fittings; 5. a shower pipe; 51. a connecting flange; 52. a fixed flange; 53. a spray pipe; 54. a nozzle; 6. connecting the pipe orifices; 7. a desulfurizing tower.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, an embodiment of the present invention provides a spray device for a desulfurization tower, including a distribution main pipe 1 surrounding an outer side of a desulfurization tower 7, the distribution main pipe 1 is connected to a plurality of spray pipes 5 through distribution branch pipes 2, all the spray pipes 5 are uniformly distributed on the outer side of the desulfurization tower 7 along a circumferential direction, one end of each spray pipe 7 is communicated with the distribution main pipe 1 through the distribution branch pipe 2, and the other end of each spray pipe 5 extends to the inside of the desulfurization tower 7.
Preferably, the inlet end of the distribution main pipe 1 is connected with an alkaline slurry storage device; and the distribution header 1 is gradually reduced in diameter from the inlet end to the end to avoid insufficient pressure of the alkaline slurry in the rear half of the distribution header 1, thereby uniformly distributing the circulating slurry to each shower pipe 5.
Preferably, one end of the distribution branch pipe 2 is communicated with the distribution main pipe 1, the other end of the distribution branch pipe is connected with a valve 3 through a flange, and the valve 3 is used for cutting off slurry when the spray pipe 5 is overhauled and replaced, so that the normal work of other spray pipes can not be influenced; be equipped with between valve 3 and the shower 5 and connect pipe fitting 4, the both ends of connecting pipe fitting 4 all adopt the flange to fix to when overhauing and changing the shower, should demolish at first and connect the pipe fitting, make things convenient for the shower to take out from the desulfurizing tower.
Preferably, the spray pipe is designed in an integrated manner and consists of a connecting flange 51, a fixed flange 52, a spray pipe main body 53 and a nozzle 54; the connecting flange 51 is used for fixing the connecting pipe fitting 4, and the fixing flange 52 is fixed with the connecting pipe orifice 6 on the outer side of the tower wall, so that the whole spraying pipe 5 is supported, the installation of a supporting piece in the tower is reduced, and the cost is reduced; considering the service life and the investment cost, the nozzle of the device is made of the silicon carbide material, and the rest is made of the glass fiber reinforced plastic material.
When the utility model is applied to wet desulphurization, a certain number of spray pipes are required to be arranged according to design requirements, and alkaline slurry is uniformly distributed to each spray pipe through the distribution main pipe and is uniformly sprayed downwards through the nozzles. When a certain spray pipe has a fault, the valve can be turned off, the connecting pipe fitting can be dismantled, the spray pipe can be drawn out for maintenance and replacement on the premise of not stopping the circulating pump, so that the safety risk of maintenance in the tower is reduced; the normal work of other spraying devices is not influenced, and the desulfurization efficiency is ensured.
The utility model can meet the functional requirements of the desulphurization device, reduces the operation cost and has simple operation process; the desulfurization device is environment-friendly, economical and practical, is suitable for small and medium-sized units, and can effectively promote the installation and application on the small and medium-sized units.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (4)
1. The utility model provides a desulfurizing tower spray set which characterized in that: the distribution main pipe surrounds the outer side of the desulfurization tower, the distribution main pipe is connected with a plurality of spray pipes through distribution branch pipes, all the spray pipes are uniformly distributed on the outer side of the desulfurization tower along the circumferential direction, one end of each spray pipe is communicated with the distribution main pipe through the distribution branch pipes, and the other ends of the spray pipes extend to the inner part of the desulfurization tower; the inlet end of the distribution main pipe is connected with an alkaline slurry storage device; and the diameter of the distribution main pipe is gradually reduced from the inlet end to the tail end.
2. The spray device of a desulfurization tower of claim 1, wherein: one end of the distribution branch pipe is communicated with the distribution main pipe, and the other end of the distribution branch pipe is connected with a valve through a flange.
3. The spray device of a desulfurization tower of claim 2, wherein: and a connecting pipe fitting is arranged between the valve and the spray pipe.
4. The spray device of a desulfurization tower of claim 3, wherein: the spray pipe comprises a connecting flange, a fixed flange, a spray pipe main body and a nozzle; the connecting flange is fixed with the connecting pipe fitting, and the fixing flange is fixed with a connecting pipe orifice on the outer side of the tower wall; the tail end of the spray pipe main body is wound and fixed with the nozzle in the desulfurizing tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120852633.0U CN215352910U (en) | 2021-04-23 | 2021-04-23 | Spray device of desulfurizing tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120852633.0U CN215352910U (en) | 2021-04-23 | 2021-04-23 | Spray device of desulfurizing tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215352910U true CN215352910U (en) | 2021-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120852633.0U Active CN215352910U (en) | 2021-04-23 | 2021-04-23 | Spray device of desulfurizing tower |
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| Country | Link |
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| CN (1) | CN215352910U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116459815A (en) * | 2023-04-25 | 2023-07-21 | 山东格润内泽姆环保科技有限公司 | Nozzle pipe group suitable for on-line maintenance of active carbon thermal regeneration system |
| CN117906162A (en) * | 2024-03-19 | 2024-04-19 | 江苏杭富环保科技有限公司 | Smoke spraying rotary control ring |
-
2021
- 2021-04-23 CN CN202120852633.0U patent/CN215352910U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116459815A (en) * | 2023-04-25 | 2023-07-21 | 山东格润内泽姆环保科技有限公司 | Nozzle pipe group suitable for on-line maintenance of active carbon thermal regeneration system |
| CN117906162A (en) * | 2024-03-19 | 2024-04-19 | 江苏杭富环保科技有限公司 | Smoke spraying rotary control ring |
| CN117906162B (en) * | 2024-03-19 | 2024-05-28 | 江苏杭富环保科技有限公司 | Smoke spraying rotary control ring |
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