CN207830226U - A kind of high-pressure dust-cleaning blower fan silencing device - Google Patents
A kind of high-pressure dust-cleaning blower fan silencing device Download PDFInfo
- Publication number
- CN207830226U CN207830226U CN201721898926.2U CN201721898926U CN207830226U CN 207830226 U CN207830226 U CN 207830226U CN 201721898926 U CN201721898926 U CN 201721898926U CN 207830226 U CN207830226 U CN 207830226U
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- blower fan
- pressure dust
- sound attenuator
- cleaning blower
- air
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Abstract
The utility model provides a kind of high-pressure dust-cleaning blower fan silencing device, and fan noise is greatly reduced；The harm that noise band is come is greatly reduced, the influence to periphery living area environment is further decreased.A kind of technical solution of high-pressure dust-cleaning blower fan silencing device of the utility model includes：The inner wall of air hose, the air hose installs silencing cotton one；The inner wall of sound attenuator, the sound attenuator installs silencing cotton two, and the sound attenuator is equipped with air inlet and air outlet, and the air inlet is connected with one end of the air hose, the air outlet and the non-homonymy positioned at the sound attenuator of the air inlet.
Description
Technical field
The utility model is related to noise reduction technical fields, and in particular to a kind of high-pressure dust-cleaning blower fan silencing device.
Background technology
It is larger that the volume packet high-pressure dust-cleaning wind turbine that cigar mill generally uses at present arranges mouth noise in operation.The dedusting fan passes through
After level-one silencer, exhaust outlet is discharged by the way of in line, and exhaust outlet noise is caused to be up to 105dB or so.
Larger this of noise not only influences workers ' health, and the air pertormance noise for also occurring being formed by outlet and inlet mouth is to week
Side resident living environmental effects.
Utility model content
The utility model provides a kind of high-pressure dust-cleaning blower fan silencing device, and fan noise is greatly reduced；It greatly reduces
The harm that noise band is come, further decreases the influence to periphery living area environment.
A kind of technical solution of high-pressure dust-cleaning blower fan silencing device of the utility model includes：
The inner wall of air hose, the air hose installs silencing cotton one；
The inner wall of sound attenuator, the sound attenuator installs silencing cotton two, and the sound attenuator is equipped with air inlet and air outlet, described
Air inlet is connected with one end of the air hose, the air outlet and the non-homonymy positioned at the sound attenuator of the air inlet.
Preferably, the air hose is semicircular arc structure.
Preferably, the periphery of the silencing cotton one is enclosed with porous plate one.
Preferably, one end of the air hose and the air inlet are perpendicular.
Preferably, the sound attenuator is cube structure, and the air inlet is located at the top surface of the sound attenuator.
Preferably, the air outlet is located at the non-top of the sound attenuator, and the air outlet is connected with discharge pipe.
Preferably, the discharge pipe is arranged perpendicular to ground.
Preferably, the periphery of the silencing cotton two is enclosed with porous plate two.
Silencing cotton is installed in the air hose of the high-pressure dust-cleaning blower fan silencing device in the present embodiment, improves sound absorbing power, then
By the air inlet of air hose joint noise reduction case in a manner of welding etc., silencing cotton, further sound-deadening and noise-reducing are equally installed in sound attenuator
It is discharged by air outlet, is greatly reduced through which processing rear fan noise afterwards；The harm that noise band is come is greatly reduced, into
One step reduces the influence to periphery living area environment.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of local structural graph of the air hose of high-pressure dust-cleaning blower fan silencing device of the utility model.
Specific implementation mode
The utility model provides a kind of high-pressure dust-cleaning blower fan silencing device, and fan noise is greatly reduced；It greatly reduces
The harm that noise band is come, further decreases the influence to periphery living area environment.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
A kind of technical solution of high-pressure dust-cleaning blower fan silencing device of the utility model includes：
The inner wall of air hose 1, the air hose installs silencing cotton one；
The inner wall of sound attenuator, the sound attenuator installs silencing cotton two, and the sound attenuator is equipped with air inlet and air outlet, described
Air inlet is connected with one end of the air hose, the air outlet and the non-homonymy positioned at the sound attenuator of the air inlet.
Preferably, the air hose 1 is semicircular arc structure.
Preferably, the periphery of the silencing cotton one is enclosed with porous plate 1, and the thickness of silencing cotton one can be 4cm, porous plate
One 2 improve sound absorbing power together for fixing silencing cotton.
Preferably, one end of the air hose 1 and the air inlet are perpendicular.It is understood that 180 ° of semicircular arcs
After air hose sound-absorbing, then vertically into sound attenuator noise reduction again, i.e. air hose needs vertically into sound attenuator and is inserted into certain depth.
Preferably, the sound attenuator is cube structure, and the air inlet is located at the top surface of the sound attenuator.
Preferably, the air outlet is located at the non-top of the sound attenuator, and the air outlet is connected with discharge pipe.
Preferably, the discharge pipe is arranged perpendicular to ground, the upward vertical pipe row after the further sound-deadening and noise-reducing of sound attenuator
It puts.
Preferably, the periphery of the silencing cotton two is enclosed with porous plate two, and the thickness of silencing cotton two can be 4cm, porous plate
Two for fixing silencing cotton two and improving sound absorbing power, especially reduces air draft air pressure, sound-absorbing and the work for reducing exhaust outlet speed
With.
Silencing cotton is installed in the air hose of the high-pressure dust-cleaning blower fan silencing device in the present embodiment, improves sound absorbing power, then
By the air inlet of air hose joint noise reduction case in a manner of welding etc., silencing cotton, further sound-deadening and noise-reducing are equally installed in sound attenuator
It is discharged by air outlet, is greatly reduced through which processing rear fan noise afterwards；The harm that noise band is come is greatly reduced, into
One step reduces the influence to periphery living area environment.
Above example is only to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to aforementioned reality
Example is applied the utility model is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to preceding
The technical solution recorded in each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
Modification or replacement, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (8)
1. a kind of high-pressure dust-cleaning blower fan silencing device, which is characterized in that including：
The inner wall of air hose, the air hose installs silencing cotton one；
The inner wall of sound attenuator, the sound attenuator installs silencing cotton two, and the sound attenuator is equipped with air inlet and air outlet, the air inlet
Mouth is connected with one end of the air hose, the air outlet and the non-homonymy positioned at the sound attenuator of the air inlet.
2. high-pressure dust-cleaning blower fan silencing device according to claim 1, which is characterized in that the air hose is semicircular arc knot
Structure.
3. high-pressure dust-cleaning blower fan silencing device according to claim 1 or 2, which is characterized in that outside the silencing cotton one
It encloses and is enclosed with porous plate one.
4. high-pressure dust-cleaning blower fan silencing device according to claim 1, which is characterized in that one end of the air hose with it is described
Air inlet is perpendicular.
5. high-pressure dust-cleaning blower fan silencing device according to claim 4, which is characterized in that the sound attenuator is cube knot
Structure, and the air inlet is located at the top surface of the sound attenuator.
6. high-pressure dust-cleaning blower fan silencing device according to claim 5, which is characterized in that the air outlet is located at described disappear
The non-top of speaker, and the air outlet is connected with discharge pipe.
7. high-pressure dust-cleaning blower fan silencing device according to claim 6, which is characterized in that the discharge pipe is perpendicular to ground
Setting.
8. high-pressure dust-cleaning blower fan silencing device according to claim 1, which is characterized in that the periphery packet of the silencing cotton two
It is wrapped with porous plate two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721898926.2U CN207830226U (en) | 2017-12-29 | 2017-12-29 | A kind of high-pressure dust-cleaning blower fan silencing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721898926.2U CN207830226U (en) | 2017-12-29 | 2017-12-29 | A kind of high-pressure dust-cleaning blower fan silencing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207830226U true CN207830226U (en) | 2018-09-07 |
Family
ID=63390510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721898926.2U Active CN207830226U (en) | 2017-12-29 | 2017-12-29 | A kind of high-pressure dust-cleaning blower fan silencing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207830226U (en) |
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2017
- 2017-12-29 CN CN201721898926.2U patent/CN207830226U/en active Active
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