CN207715440U - Desulphurization denitration oxidation fan low-and high-frequency ventilating noise-elimination sound arrester - Google Patents
Desulphurization denitration oxidation fan low-and high-frequency ventilating noise-elimination sound arrester Download PDFInfo
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- CN207715440U CN207715440U CN201820015079.9U CN201820015079U CN207715440U CN 207715440 U CN207715440 U CN 207715440U CN 201820015079 U CN201820015079 U CN 201820015079U CN 207715440 U CN207715440 U CN 207715440U
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- desulphurization denitration
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- oxidation fan
- discharge pipe
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Abstract
A kind of desulphurization denitration oxidation fan low-and high-frequency ventilating noise-elimination sound arrester is related to motor device high temperature technical field of heat dissipation, and solution is the technical issues of reducing desulphurization denitration oxidation fan operation noise.The device includes sound insulation outer cover, and more than two number desulphurization denitration oxidation fan；Heat dissipation inner sleeve is equipped in sound insulation outer cover, heat dissipation inner sleeve is separated into the cabin of more than two numbers by partition board, and each desulphurization denitration oxidation fan is separately mounted in each cabin；Sound insulation outer cover is equipped with air inlet manifold, and the rear portion of cabin is equipped with winding pipe, and the rear wall of cabin is equipped with air-inlet sound eliminator, and the air inlet of desulphurization denitration oxidation fan is connected to air inlet manifold by winding pipe；The front upper part of cabin is equipped with discharge pipe, and the inner end nozzle of discharge pipe is equipped with exhaust blower, and the internal face of discharge pipe is handled equipped with polymer particle lightweight acoustical panels noise reduction, and sound insulation outer cover is combined by fiber glued board and slim plank.The safety of the low-and high-frequency noise and heat dissipation ventilation of desulphurization denitration oxidation fan operation can be greatly reduced in the utility model.
Description
Technical field
The utility model is related to motor device high temperature heat dissipation technologys, more particularly to a kind of desulphurization denitration oxidation fan height
The technology of frequency ventilating noise-elimination sound arrester.
Background technology
Desulphurization denitration oxidation fan is used to wind being sent into desulfurizing tower, and noise when work is larger, can be made to surrounding enviroment
At large effect.
Utility model content
Defect present in for the above-mentioned prior art, the technical problem to be solved by the utility model is to provide a kind of energy
The desulphurization denitration oxidation fan low-and high-frequency ventilating noise-elimination sound arrester of desulphurization denitration oxidation fan operation noise is greatly reduced.
In order to solve the above-mentioned technical problem, a kind of desulphurization denitration oxidation fan low-and high-frequency ventilation provided by the utility model
Noise elimination sound arrester, it is characterised in that：Including sound insulation outer cover, and the desulphurization denitration oxidation fan of more than two numbers；
Heat dissipation inner sleeve is equipped in the sound insulation outer cover, the heat dissipation inner sleeve is separated into and desulphurization denitration oxidation fan by partition board
The same number of cabin, desulphurization denitration oxidation fan are separately mounted in each cabin；
The sound insulation outer cover is equipped with air inlet manifold, and the outer end nozzle for entering the wind manifold extends to the outside of sound insulation outer cover；
The rear portion of any one of cabin is each provided with winding pipe, and rear wall of cabin or so is respectively provided with an air inlet
Silencer, is laid with winding pipe between the air-inlet sound eliminator of left and right, and the inner end nozzle of winding pipe is connected to desulphurization denitration oxygen
Change the air inlet of wind turbine, the outer end nozzle of winding pipe is connected to the inner end nozzle of air inlet manifold by pipe fitting；
The front upper part of any one of cabin is each provided with discharge pipe, and the inner end nozzle of discharge pipe is located in cabin,
And it is equipped with exhaust blower in the inner end nozzle of discharge pipe, the outer end nozzle of discharge pipe extends to the outside of sound insulation outer cover, discharge pipe
Internal face is equipped with acoustic board, outer extreme direction of the acoustic board from the inner end of discharge pipe towards discharge pipe cloth in a manner of scroll
If.
Further, the sound insulation outer cover is combined by fiber glued board and slim plank.
Desulphurization denitration oxidation fan low-and high-frequency ventilating noise-elimination sound arrester provided by the utility model, using sound insulation outer cover,
Heat dissipation inner sleeve separates desulphurization denitration oxidation fan with external environment, and noise-reducing structure, energy are arranged at blast pipe and discharge pipe
Effectively by the operation Noise insulati on of sulphur oxidation fan, desulphurization denitration oxidation fan operation noise can be greatly reduced.
The present invention solves current national environmental protection and does not make specific regulation also in low frequency governance process and walk in country
The forefront of environmental protection policy reaches requirement identical with the international noise reduction of developed country.
Description of the drawings
Fig. 1 is that the vertical view of the desulphurization denitration oxidation fan low-and high-frequency ventilating noise-elimination sound arrester of the utility model embodiment is cutd open
Cut figure；
Fig. 2 is that the side view of the desulphurization denitration oxidation fan low-and high-frequency ventilating noise-elimination sound arrester of the utility model embodiment is cutd open
Cut figure.
Specific implementation mode
The embodiments of the present invention are described in further detail below in conjunction with description of the drawings, but the present embodiment and are not had to
In limitation the utility model, every similar structure using the utility model and its similar variation should all be included in the utility model
Protection domain, the pause mark in the utility model indicates the relationship of sum.
As Figure 1-Figure 2, a kind of desulphurization denitration oxidation fan low-and high-frequency ventilation that the utility model embodiment is provided
Noise elimination sound arrester, it is characterised in that：Including sound insulation outer cover 1, and the desulphurization denitration oxidation fan 6 of more than two numbers；
Heat dissipation inner sleeve 2 is equipped in the sound insulation outer cover 1, the heat dissipation inner sleeve 2 is separated into more than two numbers by partition board
Cabin, each desulphurization denitration oxidation fan 6 are separately mounted in each cabin；
The sound insulation outer cover 1 is equipped with air inlet manifold 3, and the outer end nozzle of air inlet manifold 3 extends to the outside of sound insulation outer cover 1；
The rear portion of the cabin is equipped with winding pipe 4, and the rear wall of cabin is equipped with each air-inlet sound eliminator 5 in left and right, air inlet
Branch pipe 4 is laid between two air-inlet sound eliminators 5, the inner end nozzle of winding pipe 4 be connected to desulphurization denitration oxidation fan 6 into
Air port, the outer end nozzle of winding pipe 4 are connected to the inner end nozzle of air inlet manifold 3 by pipe fitting；
The front upper part of the cabin is equipped with discharge pipe 8, and the inner end nozzle of discharge pipe 8 is located in cabin, and in discharge pipe
Inner end nozzle be equipped with exhaust blower 7, the outer end nozzle of discharge pipe 8 extends to the outside of sound insulation outer cover, and the internal face of discharge pipe is equipped with
Acoustic board, the acoustic board is using polymer particle lightweight acoustical panels, and acoustic board is from the inner end of discharge pipe towards discharge pipe
Outer extreme direction scroll is laid.
Further, the sound insulation outer cover 1 is combined by fiber glued board and slim plank.
When the utility model embodiment works, extraneous air enters cabin, cabin rear wall by air inlet manifold, winding pipe
Air-inlet sound eliminator can be greatly reduced air inlet wind make an uproar, the wind in cabin then under the action of exhaust blower, is extracted out by discharge pipe,
Outlet air vortex type under the guiding of the scroll acoustic board of discharge pipe internal face is advanced, and outlet air is uniform, and can substantially cut down noise.
Claims (2)
1. a kind of desulphurization denitration oxidation fan low-and high-frequency ventilating noise-elimination sound arrester, it is characterised in that：Including sound insulation outer cover and two
The desulphurization denitration oxidation fan of a above number；
Heat dissipation inner sleeve is equipped in the sound insulation outer cover, the heat dissipation inner sleeve is separated into and desulphurization denitration oxidation fan number by partition board
Identical cabin, desulphurization denitration oxidation fan are separately mounted in each cabin；
The sound insulation outer cover is equipped with air inlet manifold, and the outer end nozzle for entering the wind manifold extends to the outside of sound insulation outer cover；
The rear portion of any one of cabin is each provided with winding pipe, and rear wall of cabin or so is respectively provided with an air inlet and eliminates the noise
Device, is laid with winding pipe between the air-inlet sound eliminator of left and right, and the inner end nozzle of winding pipe is connected to desulphurization denitration oxidation wind
The air inlet of machine, the outer end nozzle of winding pipe are connected to the inner end nozzle of air inlet manifold by pipe fitting；
The front upper part of any one of cabin is each provided with discharge pipe, and the inner end nozzle of discharge pipe is located in cabin, and
It is equipped with exhaust blower in the inner end nozzle of discharge pipe, the outer end nozzle of discharge pipe extends to the outside of sound insulation outer cover, the inner wall of discharge pipe
Face is equipped with acoustic board, and outer extreme direction of the acoustic board from the inner end of discharge pipe towards discharge pipe is laid in a manner of scroll.
2. a kind of desulphurization denitration oxidation fan low-and high-frequency ventilating noise-elimination sound arrester according to claim 1, feature exist
In：The sound insulation outer cover is combined by fiber glued board and slim plank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820015079.9U CN207715440U (en) | 2018-01-05 | 2018-01-05 | Desulphurization denitration oxidation fan low-and high-frequency ventilating noise-elimination sound arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820015079.9U CN207715440U (en) | 2018-01-05 | 2018-01-05 | Desulphurization denitration oxidation fan low-and high-frequency ventilating noise-elimination sound arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207715440U true CN207715440U (en) | 2018-08-10 |
Family
ID=63054318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820015079.9U Active CN207715440U (en) | 2018-01-05 | 2018-01-05 | Desulphurization denitration oxidation fan low-and high-frequency ventilating noise-elimination sound arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207715440U (en) |
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2018
- 2018-01-05 CN CN201820015079.9U patent/CN207715440U/en active Active
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