CN208936228U - A kind of fan box denoising structure - Google Patents
A kind of fan box denoising structure Download PDFInfo
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- CN208936228U CN208936228U CN201821583281.8U CN201821583281U CN208936228U CN 208936228 U CN208936228 U CN 208936228U CN 201821583281 U CN201821583281 U CN 201821583281U CN 208936228 U CN208936228 U CN 208936228U
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- flue
- shell
- exhaust fan
- inner casing
- flue collector
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Abstract
The utility model discloses a kind of fan box denoising structures, it include: flue collector, it is fixed on external wall, supporting leg is provided at the outlet flue of the flue collector, the outlet flue of the flue collector upper end is provided with exhaust fan, exhaust fan shell is cylindrical-shaped structure, and the exhaust fan is fixed by the bracket on supporting leg；Multiple by-pass flues are arranged along the short transverse interval of flue collector and are connected to flue collector；Noise reduction components, its outside for being set to exhaust fan shell, the noise reduction components include shell, acoustical cotton and inner casing, the shell is in up big and down small cone structure, the inner casing is cylindrical structure, it is fixedly connected with the part that the exhauster fan body is located at below bracket, and the lower end of the shell and inner casing protrudes from 3~5cm of exhaust fan shell.The utility model can reduce noise pollution, reduce waste oil in the attachment of flue.
Description
Technical field
The utility model relates to build smoke evacuation field.More specifically, the utility model relates to a kind of fan box noise reductions
Structure.
Background technique
The oil smoke of existing family kitchen is that oil smoke is discharged into the reserved smoke discharging pipe of residential building by smoke exhaust ventilator, is led to
Flue gas is discharged the exhaust fan crossed at the top of smoke discharging pipe, and exhaust fan is in the phase mutual friction meeting in smoke exhaust process between fan blade and air-flow
Noise is generated, serious noise pollution is caused.In addition smoke discharging pipe is a large amount of useless using that can remain over time, in smoke discharging pipe
Oil, when to be cleared up, cleaning difficulty will be larger.
Utility model content
The purpose of the utility model is to provide a kind of fan box denoising structures, can reduce noise pollution, reduce waste oil
In the attachment of flue.
In order to realize these purposes and other advantages according to the present utility model, a kind of fan box noise reduction knot is provided
Structure, comprising:
Flue collector is fixed on external wall, is provided with supporting leg at the outlet flue of the flue collector, on the flue collector
The outlet flue at end is provided with exhaust fan, and exhaust fan shell is cylindrical-shaped structure, and the exhaust fan is fixed by the bracket on supporting leg；
Multiple by-pass flues are arranged along the short transverse interval of flue collector and are connected to flue collector；
Noise reduction components, are set to the outside of exhaust fan shell, and the noise reduction components include shell, acoustical cotton and inner casing,
The shell is in up big and down small cone structure, and the inner casing is cylindrical structure, is located at bracket with the exhauster fan body
The part of lower section is fixedly connected, and the lower end of the shell and inner casing protrudes from 3~5cm of exhaust fan shell, and the acoustical cotton is filled out
The space between shell and inner casing is filled, the wall surface that exhaust fan shell is extended in outer shell outer wall face, the inner casing is respectively provided with
There is a nanometer oil rub resistance coating, is evenly arranged with multiple through-holes on the inner casing.
Preferably, the bracket is fixed by card key and card slot with supporting leg.
Preferably, the inner casing is fixed with exhaust fan shell by multiple L shape otic placodes and bolt.
Preferably, the inner casing is perforated metal panel.
Preferably, it tilts down below the by-pass flue and is connect with flue collector, it is described to state by-pass flue lower section and water
The angle of plane is 20 °~30 °.
It preferably, further include the strainer being set in flue collector comprising joining section, interlude and tilting section；It is described
Joining section is connect with the by-pass flue, and tilt angle is identical；The interlude is to be horizontally disposed with to connect with joining section, described
Tilting section is obliquely installed in 60 ° and connect with interlude.
Preferably, further include connected tank, be set to the lower end of flue collector.
The utility model is include at least the following beneficial effects:
1, noise reduction components are arranged by the exhaust fan to flue collector outlet flue, when exhaust fan enables, noise passes through suction
Sound cotton absorbs part, greatly reduces noise, and in addition exhaust fan and bracket are integrated, can be direct if exhaust fan breaks down
Bracket is taken out from flue collector together with exhaust fan and is repaired, also noise reduction components convenient for cleaning.
2, the greasy dirt when by-pass flue is set as horizontality in oil smoke is easily adhered in by-pass flue, accumulates meeting throughout the year
It is easy blocking by-pass flue as thicker grease, after by-pass flue inclined downward is arranged, greasy dirt has downward gravity
Potential energy, greasy dirt enter flue collector along by-pass flue, since the internal diameter of flue collector is greater than by-pass flue, compared to branch's cigarette
Road is not easy to plug.
3, joining section is set, and tilt angle is identical as by-pass flue lower part, and greasy dirt can enter linking along by-pass flue
Section, directly moves down after preventing greasy dirt from entering flue collector from by-pass flue along flue collector inner wall, due to flue collector inner wall
Face temperature will be lower than oil smoke temperature, and greasy dirt is gradually decreased in moving process temperature and solidified, and part greasy dirt can not reach flue collector
Bottom, by be arranged joining section make greasy dirt by by-pass flue be moved to joining section directly fallen to from the gap of strainer again it is next
Strainer avoids greasy dirt directly and flue collector inner wall face contact.Setting tilting section has the function of making in oil smoke cooking smoke guiding
Flue gas moves upwards.
The further advantage, target and feature of the utility model will be partially reflected by the following instructions, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of fan box denoising structure；
Fig. 2 is the structural schematic diagram of noise reduction components.
1- flue collector, 2- by-pass flue, 3- bracket, 4- connected tank, 5- noise reduction components, 6- exhaust fan, 31- card key, 32- branch
Leg, 51- inner casing, 52- acoustical cotton, 53- shell, 71- joining section, 72- interlude, 73- tilting section.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art referring to explanation
Book text can be implemented accordingly.
In the description of the present invention, term " transverse direction ", " longitudinal direction ", "upper", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, and is not the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
As shown in Fig. 1~2, the utility model provides a kind of fan box denoising structure, comprising:
Flue collector 1, is fixed on external wall, and supporting leg 32, the main cigarette are provided at the outlet flue of the flue collector 1
The outlet flue of 1 upper end of road is provided with exhaust fan 6, and 6 shell of exhaust fan is cylindrical-shaped structure, and the exhaust fan 6 is fixed by bracket 3
In on supporting leg 32；
Multiple by-pass flues 2 are arranged along the short transverse interval of flue collector 1 and are connected to flue collector 1；Lateral point
It is not connected to the kitchen of corresponding floor.
Noise reduction components 5, are set to the outside of 6 shell of exhaust fan, and the noise reduction components 5 include shell 53, acoustical cotton 52
With inner casing 51, the shell 53 is in up big and down small cone structure, and the inner casing 51 is cylindrical structure, with the exhaust fan
The part that 6 shells are located at 3 lower section of bracket is fixedly connected, and the lower end of the shell 53 and inner casing 51 protrudes from 6 shell 3 of exhaust fan
~5cm, the acoustical cotton 52 are filled in the space between shell 53 and inner casing 51,53 outside wall surface of shell, the inner casing 51
The wall surface for extending 6 shell of exhaust fan is provided with a nanometer oil rub resistance coating, and the coating is arranged, and viscous oil is not convenient for cleaning, described interior
Multiple through-holes are evenly arranged on shell 51.
In the above-mentioned technical solutions, noise reduction components 5 are arranged by the exhaust fan 6 to 1 outlet flue of flue collector, when exhaust fan 6
When enabling, noise absorbs part by acoustical cotton 52, greatly reduces noise, and in addition exhaust fan 6 and bracket 3 are integrated,
If exhaust fan 6 breaks down, directly bracket 3 can be taken out from flue collector 1 together with exhaust fan 6 and repaired, also facilitated
Clean noise reduction components 5.
In another technical solution, the bracket 3 is fixed by card key 31 and card slot and supporting leg 32, facilitate bracket 3 from
It is disassembled on supporting leg 32.
In another technical solution, the inner casing 51 is fixed with 6 shell of exhaust fan by multiple L shape otic placodes and bolt.
In the above-mentioned technical solutions, the side of L shape otic placode and inner casing 51 are bolted, the other side of L shape otic placode by bolt and
The bottom of 6 shell of exhaust fan is fixed.
In another technical solution, the inner casing 51 is perforated metal panel, plays the role of sound-absorbing.
In another technical solution, tilts down below the by-pass flue 2 and connect with flue collector 1, it is described to state branch
2 lower section of flue and the angle of horizontal plane are 20 °~30 °.Greasy dirt when by-pass flue 2 is set as horizontality in oil smoke is easy
It is adhered to by-pass flue 2, accumulation throughout the year can become thicker grease and be easy blocking by-pass flue 2, incline below by by-pass flue 2
Tiltedly after setting, greasy dirt has downward gravitional force, and greasy dirt enters flue collector 1 along by-pass flue 2, due in flue collector 1
Diameter is greater than by-pass flue 2, therefore is not easy to plug compared to by-pass flue 2.
It further include the strainer being set in flue collector 1 comprising joining section 71, interlude in another technical solution
72 and tilting section 73；The joining section 71 is connect with the by-pass flue 2, and tilt angle is identical；The interlude 72 is water
Flat setting is connect with joining section 71, and the tilting section 73 is obliquely installed in 60 ° and connect with interlude 72.
In the above-mentioned technical solutions, joining section 71 is set, and tilt angle is identical as 2 lower part of by-pass flue, and greasy dirt can be suitable
By-pass flue 2 enter joining section 71, prevent greasy dirt from by-pass flue 2 enter flue collector 1 after directly along 1 inner wall of flue collector
It moves down, since 1 inner wall temperature of flue collector will be lower than oil smoke temperature, greasy dirt is gradually decreased in moving process temperature and coagulated
Gu part greasy dirt can not reach 1 bottom of flue collector, greasy dirt is set to be moved to joining section by by-pass flue 2 by the way that joining section 71 is arranged
71 directly fall to next strainer from the gap of strainer again, avoid greasy dirt directly and 1 inner wall face contact of flue collector.Setting inclination
Section 73 has the function of making cooking smoke guiding the flue gas in oil smoke to move upwards.
In another technical solution, further includes connected tank 4, be set to the lower end of flue collector 1.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (7)
1. a kind of fan box denoising structure characterized by comprising
Flue collector is fixed on external wall, and supporting leg is provided at the outlet flue of the flue collector, the flue collector upper end
Outlet flue is provided with exhaust fan, and exhaust fan shell is cylindrical-shaped structure, and the exhaust fan is fixed by the bracket on supporting leg；
Multiple by-pass flues are arranged along the short transverse interval of flue collector and are connected to flue collector；
Noise reduction components, are set to the outside of exhaust fan shell, and the noise reduction components include shell, acoustical cotton and inner casing, described
Shell is in up big and down small cone structure, and the inner casing is cylindrical structure, is located at below bracket with the exhauster fan body
Part be fixedly connected, the lower end of the shell and inner casing protrudes from 3~5cm of exhaust fan shell, and the acoustical cotton is filled in
Space between shell and inner casing, the wall surface that exhaust fan shell is extended in the outer shell outer wall face, the inner casing, which is provided with, to be received
Rice oil rub resistance coating, is evenly arranged with multiple through-holes on the inner casing.
2. fan box denoising structure as described in claim 1, which is characterized in that the bracket passes through card key and card slot and branch
Leg is fixed.
3. fan box denoising structure as described in claim 1, which is characterized in that the inner casing passes through more with exhaust fan shell
A L shape otic placode and bolt are fixed.
4. fan box denoising structure as described in claim 1, which is characterized in that the inner casing is perforated metal panel.
5. fan box denoising structure as described in claim 1, which is characterized in that tilted down below the by-pass flue with
Flue collector connection, the by-pass flue lower section and the angle of horizontal plane are 20 °~30 °.
6. fan box denoising structure as claimed in claim 5, which is characterized in that further include the filter being set in flue collector
Net comprising joining section, interlude and tilting section；The joining section is connect with the by-pass flue, and tilt angle is identical；Institute
Stating interlude is to be horizontally disposed with to connect with joining section, and the tilting section is obliquely installed in 60 ° and connect with interlude.
7. fan box denoising structure as described in claim 1, which is characterized in that further include connected tank, be set to main cigarette
The lower end in road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821583281.8U CN208936228U (en) | 2018-09-27 | 2018-09-27 | A kind of fan box denoising structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821583281.8U CN208936228U (en) | 2018-09-27 | 2018-09-27 | A kind of fan box denoising structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208936228U true CN208936228U (en) | 2019-06-04 |
Family
ID=66722643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821583281.8U Active CN208936228U (en) | 2018-09-27 | 2018-09-27 | A kind of fan box denoising structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208936228U (en) |
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2018
- 2018-09-27 CN CN201821583281.8U patent/CN208936228U/en active Active
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