CN215408730U - Air outlet dryer device of noise reduction - Google Patents
Air outlet dryer device of noise reduction Download PDFInfo
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- CN215408730U CN215408730U CN202121922924.9U CN202121922924U CN215408730U CN 215408730 U CN215408730 U CN 215408730U CN 202121922924 U CN202121922924 U CN 202121922924U CN 215408730 U CN215408730 U CN 215408730U
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Abstract
The utility model discloses an air outlet air duct device capable of reducing noise, which comprises an installation frame, wherein the middle end on the right side of the installation frame is fixedly connected with an air duct body, the bottom of the air duct body is fixedly connected with a bottom plate, the rear side of the bottom plate is fixedly connected with a vertical plate, the inner side of the vertical plate is fixedly connected with the back surface of the air duct body, and the surface of the vertical plate is provided with an installation hole. According to the utility model, the sound insulation board is fixedly connected to the outer surface of the air duct body, the sound insulation felt board is fixedly connected to the top of the sound insulation board, the centrifugal glass cotton board is fixedly connected to the top of the sound insulation felt board, and the mineral wool sound absorption board is fixedly connected to the top of the centrifugal glass cotton board, so that the effect of noise insulation is achieved, noise generated by too high air speed or large air volume can be insulated, and the problem that the existing air outlet air duct device does not have the function of noise reduction, and a large amount of noise is easily generated when the air exhaust volume is too large or the air speed is too high, so that the influence on the health of people is brought is solved.
Description
Technical Field
The utility model relates to the technical field of air ducts, in particular to an air outlet air duct device for reducing noise.
Background
The air duct is a main air guiding device for local ventilation, and includes flexible air ducts made of canvas, artificial leather, plastic, rubber and the like, and metal air ducts made of sheet iron and aluminum plates according to different manufacturing materials. The flexible air duct is light in weight, simple in connection and suspension, but large in ventilation resistance; the metal dryer draft resistance is little, but occupies the roadway sectional area great, but current air outlet dryer exists and does not possess the function of noise reduction, produces a large amount of noises easily when the volume of airing exhaust is too big or the wind speed is too high to bring the influence to people's healthy, for this reason, we propose the air outlet dryer device of noise reduction.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an air outlet air duct device capable of reducing noise, which has the advantage of reducing noise and solves the problems that the existing air outlet air duct device does not have the function of reducing noise, and a large amount of noise is easily generated when the air exhaust amount is too large or the air speed is too high, so that the influence on the health of people is caused.
In order to achieve the purpose, the utility model provides the following technical scheme: an air outlet air duct device for reducing noise comprises an installation frame, wherein the middle end on the right side of the installation frame is fixedly connected with an air duct body, the bottom of the air duct body is fixedly connected with a bottom plate, the rear side of the bottom plate is fixedly connected with a vertical plate, the inner side of the vertical plate is fixedly connected with the back surface of the air duct body, the surface of the vertical plate is provided with a mounting hole, the outer surface of the air duct body is fixedly connected with a sound insulation board, the top of the sound insulation board is fixedly connected with a sound insulation felt board, the top of the sound-proof felt plate is fixedly connected with a centrifugal glass wool plate, the top of the centrifugal glass wool plate is fixedly connected with a mineral wool sound-absorbing plate, the internal surface spraying of dryer body has nanometer multilayer sound insulation coating layer, the surface spraying of nanometer multilayer sound insulation coating layer has inhales sound nano-coating layer, the surface spraying that inhales sound nano-coating layer has sound insulation damping dope layer.
Preferably, the top fixed mounting of acoustic celotex board has the exhaust fan, the output fixedly connected with flabellum of exhaust fan.
Preferably, the right side of the air duct body is provided with an air outlet, and an inner cavity of the air outlet is fixedly connected with an isolation net.
Preferably, the thickness of the sound-proof felt board and the centrifugal glass wool board is 0.11cm-0.15cm, and the thickness of the mineral wool sound-absorbing board is 0.12cm-0.14 cm.
Preferably, the thickness of the nano multi-layer sound insulation coating layer and the sound absorption nano coating layer is 0.13cm-0.16cm, and the thickness of the sound insulation damping coating layer is 0.12cm-0.17 cm.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the sound insulation board is fixedly connected to the outer surface of the air duct body, the sound insulation felt board is fixedly connected to the top of the sound insulation board, the centrifugal glass cotton board is fixedly connected to the top of the sound insulation felt board, and the mineral wool sound absorption board is fixedly connected to the top of the centrifugal glass cotton board, so that the effect of noise insulation is achieved, noise generated by too high air speed or large air volume can be insulated, and the problem that the existing air outlet air duct device does not have the function of noise reduction, and a large amount of noise is easily generated when the air exhaust volume is too large or the air speed is too high, so that the influence on the health of people is brought is solved.
2. According to the utility model, the nano multilayer sound insulation coating layer is sprayed on the inner surface of the air duct body, the sound absorption nano coating layer is sprayed on the surface of the nano multilayer sound insulation coating layer, and the sound insulation damping coating layer is sprayed on the surface of the sound absorption nano coating layer, so that the effect of further reducing noise is achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of an acoustical blanket of the present invention;
FIG. 3 is a schematic view of the sound insulation damping coating layer structure of the present invention.
In the figure: 1. installing a frame; 2. an exhaust fan; 3. a base plate; 4. mounting holes; 5. a vertical plate; 6. a sound insulating board; 7. an air outlet; 8. an isolation net; 9. a wind barrel body; 10. a sound-insulating felt sheet; 11. centrifuging a glass wool board; 12. a mineral wool acoustic panel; 13. a nano multi-layer sound insulation coating layer; 14. a sound absorbing nano-paint layer; 15. and a sound insulation damping coating layer.
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.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The installation frame 1, the exhaust fan 2, the bottom plate 3, the installation holes 4, the vertical plates 5, the sound insulation plates 6, the air outlet holes 7, the isolation net 8, the air duct body 9, the sound insulation felt plate 10, the centrifugal glass wool board 11, the mineral wool sound absorption plate 12, the nano multilayer sound insulation coating layer 13, the sound absorption nano coating layer 14 and the sound insulation damping coating layer 15 are all universal standard parts or parts known by technicians in the field, standard parts used in the application document can be purchased from the market, the specification can be customized according to the description and the description of the attached drawings, and the structure and the principle of the installation frame can be known by technicians through technical manuals or conventional experimental methods.
Referring to fig. 1-3, an air outlet duct device for reducing noise comprises a mounting frame 1, a duct body 9 fixedly connected to the middle end of the right side of the mounting frame 1, a bottom plate 3 fixedly connected to the bottom of the duct body 9, a vertical plate 5 fixedly connected to the rear side of the bottom plate 3, the inner side of the vertical plate 5 fixedly connected to the back of the duct body 9, a mounting hole 4 formed on the surface of the vertical plate 5, a sound insulation plate 6 fixedly connected to the outer surface of the duct body 9, a sound insulation felt plate 10 fixedly connected to the top of the sound insulation plate 6, a centrifugal glass wool plate 11 fixedly connected to the top of the sound insulation felt plate 10, a mineral wool sound absorption plate 12 fixedly connected to the top of the centrifugal glass wool plate 11, which has the effect of noise insulation, thereby insulating noise generated by too fast wind speed or large wind volume, a nano multilayer sound insulation coating layer 13 sprayed on the inner surface of the duct body 9, a nano coating layer 14 sprayed on the surface of the nano multilayer sound insulation coating layer 13, the sound-absorbing nano-coating layer 14 is coated with a sound-insulating damping coating layer 15 on the surface, so that the effect of further reducing noise is achieved, the top of the sound-insulating board 6 is fixedly provided with the exhaust fan 2, the output end of the exhaust fan 2 is fixedly connected with fan blades, the right side of the air duct body 9 is provided with the air outlet 7, the inner cavity of the air outlet 7 is fixedly connected with the isolation net 8, the sound-insulating felt board 10 and the centrifugal glass wool board 11 are 0.11cm-0.15cm thick, the mineral wool sound-absorbing board 12 is 0.12cm-0.14cm thick, the nano-multilayer sound-insulating coating layer 13 and the sound-absorbing nano-coating layer 14 are 0.13cm-0.16cm thick, and the sound-insulating damping coating layer 15 is 0.12cm-0.17cm thick.
When in use, the sound insulation board 6 is fixedly connected with the outer surface of the air duct body 9, the sound insulation felt board 10 is fixedly connected with the top of the sound insulation board 6, the centrifugal glass cotton board 11 is fixedly connected with the top of the sound insulation felt board 10, the mineral wool sound absorption board 12 is fixedly connected with the top of the centrifugal glass cotton board 11, the effect of noise separation is achieved, noise generated by too high wind speed or large wind volume can be separated, the problem that the existing air outlet air duct device does not have the function of noise reduction, a large amount of noise is easily generated when the wind volume is too large or the wind speed is too high, and the influence on the health of people is caused is solved, the nano multilayer sound insulation coating layer 13 is sprayed on the inner surface of the air duct body 9, the sound absorption nano coating layer 14 is sprayed on the surface of the nano multilayer sound insulation coating layer 13, and the sound insulation damping coating layer 15 is sprayed on the surface of the sound absorption nano coating layer 14, the effect of further reducing noise is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an air outlet air duct device of noise reduction, includes installing frame (1), its characterized in that: the middle end of the right side of the mounting frame (1) is fixedly connected with an air duct body (9), the bottom of the air duct body (9) is fixedly connected with a bottom plate (3), the rear side of the bottom plate (3) is fixedly connected with a vertical plate (5), the inner side of the vertical plate (5) is fixedly connected with the back of the air duct body (9), a mounting hole (4) is formed in the surface of the vertical plate (5), the outer surface of the air duct body (9) is fixedly connected with a sound insulation plate (6), the top of the sound insulation plate (6) is fixedly connected with a sound insulation felt plate (10), the top of the sound insulation felt plate (10) is fixedly connected with a centrifugal glass cotton plate (11), the top of the centrifugal glass cotton plate (11) is fixedly connected with a mineral wool sound absorption plate (12), the inner surface of the air duct body (9) is sprayed with a nano multi-layer sound insulation coating layer (13), and the surface of the nano multi-layer sound insulation coating layer (13) is sprayed with a nano-coating layer (14), and a sound insulation damping coating layer (15) is sprayed on the surface of the sound absorption nano coating layer (14).
2. The noise-reducing air outlet duct device according to claim 1, wherein: the top fixed mounting of acoustic celotex board (6) has exhaust fan (2), the output fixedly connected with flabellum of exhaust fan (2).
3. The noise-reducing air outlet duct device according to claim 1, wherein: an air outlet (7) is formed in the right side of the air duct body (9), and an isolation net (8) is fixedly connected to the inner cavity of the air outlet (7).
4. The noise-reducing air outlet duct device according to claim 1, wherein: the thickness of the sound insulation felt plate (10) and the centrifugal glass wool plate (11) is 0.11cm-0.15cm, and the thickness of the mineral wool sound absorption plate (12) is 0.12cm-0.14 cm.
5. The noise-reducing air outlet duct device according to claim 1, wherein: the thickness of the nano multilayer sound insulation coating layer (13) and the thickness of the sound absorption nano coating layer (14) are 0.13cm-0.16cm, and the thickness of the sound insulation damping coating layer (15) is 0.12cm-0.17 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121922924.9U CN215408730U (en) | 2021-08-16 | 2021-08-16 | Air outlet dryer device of noise reduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121922924.9U CN215408730U (en) | 2021-08-16 | 2021-08-16 | Air outlet dryer device of noise reduction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215408730U true CN215408730U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121922924.9U Active CN215408730U (en) | 2021-08-16 | 2021-08-16 | Air outlet dryer device of noise reduction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215408730U (en) |
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2021
- 2021-08-16 CN CN202121922924.9U patent/CN215408730U/en active Active
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