CN208442879U - A kind of mute kitchen hood - Google Patents
A kind of mute kitchen hood Download PDFInfo
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- CN208442879U CN208442879U CN201721909468.8U CN201721909468U CN208442879U CN 208442879 U CN208442879 U CN 208442879U CN 201721909468 U CN201721909468 U CN 201721909468U CN 208442879 U CN208442879 U CN 208442879U
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- blower
- silencer
- air
- lampblack
- mute
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Abstract
The utility model belongs to household kitchen kitchen hood technical field more particularly to a kind of mute kitchen hood.Mute kitchen hood includes blower, silencer and lampblack-sucking cover；The silencer is arranged between blower and lampblack-sucking cover, and the input end of the silencer oil smoke suction chamber is connected to lampblack-sucking cover, and the outlet end of the oil smoke suction chamber is connected to the input end of blower.In the present invention, by being arranged blower in sound attenuator, the noise generated when can work blower is eliminated, and the noise that blower generates is unlikely to spread out of through air inlet, oil smoke suction chamber and lampblack-sucking cover, has good muting function.
Description
Technical field
The utility model belongs to household kitchen kitchen hood technical field more particularly to a kind of mute kitchen hood.
Background technique
The low noise kitchen hood that the prior art is constituted mostly using blower and smoke exhausting hood split settings and configures
Silencer is in outdoor mounted.However huge silencer and assembling, outside building room, one unsightly, and two is dangerous, three cities
Pipe does not also allow, and four producers are also not easy to manufacture the kitchen hood of its partial installation.So blower and silencer are pacified
Mounted in outdoor obviously unrealistic.If more difficult by silencer and assembling among the ceiling of building indoor.Many institute's weeks
Know, the mostly furred ceiling of building removes keel generally at 200 to 250 millimeters or so, and ceiling clear space is very limited.Therefore, will disappear
Sound device and assembling are still undesirable in the ceiling of building.
Currently, the kitchen hood that the prior art is manufactured both at home and abroad, by blower configuration above suction petticoat pipe
It in air box, then is covered with decorative panel, to increase beauty.The noise source of kitchen hood is mainly blower, just because of wind
Machine and suction petticoat pipe integrally assemble, and again closer from suction mouth, and fan noise directly passes through suction petticoat pipe and spreads out of.Therefore, generation
The smoke exhaust that boundary's prior art is manufactured, noise is substantially very nearly the same, in acoustic power level in the left and right 70dB (A), acoustic pressure
Grade is on the noise level of 55dB or so grade.People cooks under the rank noisy environment for a long time, seriously affects physical and mental health, special
It is not that the middle-aged and the old will lead to disease aggravation.A mute kitchen living environment is made, is the common wonderful dream in the world today.
So proposing a kind of mute kitchen hood, being able to solve existing kitchen hood has that noise is big.
Utility model content
(1) technical problems to be solved
For existing technical problem, the utility model provides a kind of mute kitchen hood, is able to solve existing
Kitchen hood existing for the big problem of noise.
(2) technical solution
In order to achieve the above object, the main technical schemes of the utility model use include:
Provide a kind of mute kitchen hood comprising blower, silencer and lampblack-sucking cover；
The silencer is arranged between blower and lampblack-sucking cover, and the input end of the silencer oil smoke suction chamber and suction
Oil smoke cover connection, the outlet end of the oil smoke suction chamber is connected to the input end of blower.
As a kind of preferred embodiment of above-mentioned mute kitchen hood, the blower configuration is in the upper of the silencer
The lower part of the silencer is arranged in portion, the lampblack-sucking cover；
Further including blower sound attenuator, interior silencer is provided in the sound attenuator, the blower is arranged in interior silencer,
The air inlet of the blower sound attenuator is connected to the outlet end of oil smoke suction chamber.
As a kind of preferred embodiment of above-mentioned mute kitchen hood, the blower sound attenuator and silencer casing body are matched
Set noise-reducing structure.
As a kind of preferred embodiment of above-mentioned mute kitchen hood, the blower sound attenuator separate configurations, the wind
Silencer in configuring in machine sound attenuator, the blower are arranged in interior silencer；
The blower sound attenuator air inlet is connected by muffling air duct with the oil smoke discharge pipe of the oil smoke suction chamber of muffler
It connects.
As a kind of preferred embodiment of above-mentioned mute kitchen hood, air outlet the going out to blower sound attenuator of the blower
Outlet air muffler is configured between air port, the input end of the outlet air muffler is connected to the outlet end of blower, and outlet air muffler goes out
Mouth end is connected to air outlet.
As a kind of preferred embodiment of above-mentioned mute kitchen hood, air outlet to the building of the blower sound attenuator is concentrated
The air hose configured between smoke duct is muffling air duct, the air inlet of the blower sound attenuator and the oil smoke discharge pipe of silencer
Between the air hose that is configured be muffling air duct.
As a kind of preferred embodiment of above-mentioned mute kitchen hood, it is also configured with the second silencer, described second disappears
The duct collar of sound device is connected by muffling air duct with the air inlet of blower sound attenuator, and the air hose of second silencer connects
Mouth is connected through air hose with the oil smoke discharge pipe of silencer, and the air outlet of the blower sound attenuator passes through muffling air duct and building
Central exhaust air duct is connected.
As a kind of preferred embodiment of above-mentioned mute kitchen hood, the muffling air duct includes the interior wind being mutually socketed
Pipe and outer air hose, the interior air hose are band hole pattern pneumatic hose, and the outer air hose is closed pneumatic hose composition, and the band hole pattern is soft
Noise reduction layer is configured between air hose and closed pneumatic hose.
As a kind of preferred embodiment of above-mentioned mute kitchen hood, the silencer is micro-pore plate type silencer or micro-
Seam plate-type silencer or the anti-formula composite muffler of microwell plate or reactive muffler or impedance muffler or the anti-formula of expansion cavity disappear
Sound device, micropore plate surface are provided with not viscous oil coating or physics not viscous oil structure.
As a kind of preferred embodiment of above-mentioned mute kitchen hood, including a lampblack-sucking cover, when lampblack-sucking cover is one
When a, lampblack-sucking cover is upper lampblack-sucking cover or side lampblack-sucking cover；
Including two lampblack-sucking covers, then two lampblack-sucking covers are respectively upper lampblack-sucking cover and side lampblack-sucking cover.
(3) beneficial effect
The beneficial effects of the utility model are: mute kitchen hood provided by the utility model has the advantage that
1, the structure for innovating prior art kitchen hood, is not changing the integrally-built basis of existing kitchen hood
On, realize mute operation；
2, mute kitchen hood utility model success will bring mute healthy kitchen to live for the mankind, especially give in it is old
Year kitchen life brings glad tidings；
3, it to make the mute life in kitchen, lays a good foundation.
Detailed description of the invention
The structural schematic diagram of Fig. 1, the mute kitchen hood of integral type provided for embodiment one；
The schematic diagram of Fig. 2, the mute kitchen hood blower sound attenuator of integral type provided for embodiment one；
The structural schematic diagram of Fig. 3, the mute kitchen hood of two-piece suit formula provided for embodiment two；
The structural schematic diagram of Fig. 4, the mute kitchen hood of 3-piece suit formula provided for embodiment three；
The structural schematic diagram of Fig. 5, the expansion mute kitchen hood of cavate provided for embodiment four；
Fig. 6, for the specific structure of the muffling air duct provided in specific embodiment.
In figure:
1: blower, 2: blower sound attenuator, 3: silencer, 4: lampblack-sucking cover, 5: interior silencer, 6: the second silencers, 7: disappearing
Sound structure, 8: outlet air muffler, 9: oil smoke suction chamber, 10: muffling air duct, 11: building central exhaust air duct, 12: sound attenuator goes out
Air port, 13: interior air hose, 14: outer air hose, 15: the anti-formula silencer of expansion cavity, 16: super glass wool, 17: protective layer, 18: oil smoke
Discharge pipe, 19: air inlet, 20: air hose, 21: duct collar, 22: duct collar.
Specific embodiment
It is with reference to the accompanying drawing, right by specific embodiment in order to understand in order to preferably explain the utility model
The utility model is described in detail.
Embodiment one
As shown in Figure 1 and Figure 2, in the present embodiment, a kind of mute fume extracting in kitchen machine is provided comprising whole
Blower 1, blower sound attenuator 2, silencer 3 and the lampblack-sucking cover 4 of configuration, blower 1 are arranged in blower sound attenuator 2, blower noise reduction
For 2 horizontal arrangement of case on the top of silencer 3, the lower part of silencer 3 is arranged in lampblack-sucking cover 4, and 3 center of silencer is oil smoke sucking
Chamber 9.Blower sound attenuator 2 and 3 outer housing of silencer configure noise-reducing structure 7.It should be noted that above-mentioned blower 1 is centrifugation wind
Machine or axial flow blower are illustrated so that blower 1 is centrifugal blower as an example in this embodiment.
When operation, the impeller of blower 1 horizontal operating in blower sound attenuator 2, blower sound attenuator 2 forms negative pressure, oil smoke warp
Lampblack-sucking cover 4 passes through the oil smoke suction chamber 9 in silencer 3 after oil smoke discharge pipe 18 is inhaled into blower sound attenuator 2, through blower 1
It forces and is discharged into building central exhaust air duct 11 through muffling air duct 10 by the air outlet 12 of blower sound attenuator 2, through building central exhaust
Building is discharged in air duct 11, completes fume exhaust operation.
The noise that horizontal operating generates in blower sound attenuator 2 of blower 1, first after 2 noise reduction of blower sound attenuator, blower 1
Air draft through the noise of air outlet 12 again by 10 noise reduction of muffling air duct after enter building central exhaust air duct 11, air draft noise quilt
Significantly decay.The noise of blower 1 is after the air inlet 19 of blower sound attenuator 2 is spread out of, then by 3 noise reduction of silencer.Therefore, blower
1 noise generated is unlikely to spread out of through air inlet 19, oil smoke suction chamber 9 and lampblack-sucking cover 4, achievees the purpose that mute.
As shown in Figure 1, silencer 3 uses micro-pore plate type silencer, which has excellent erasure effect, therefore can
Suitably to increase the air quantity and wind pressure of blower, the suction smoke performance of kitchen hood is improved.The oil smoke sucking being made of microwell plate
The surface of chamber 9 has not viscous oil coating, and using not viscous oil coating oil resistant measure, oil smoke is not easy to be bonded on microwell plate.For a long time
Operation, when the micropore of microwell plate is blocked by oil smoke, opens and removes conventional fat separate mesh, can sassafras wash and be sticked on microwell plate
Grease and dirt, due to very convenient using the cleaning of not viscous oil coating, certain oil smoke suction chamber 9 can also be physics not viscous oil
Structure.
Fig. 2, blower sound attenuator 2 uses inside and outside sound-silencing measures, to enhance noise elimination effect.The utility model embodiment blower disappears
The interior silencer 5 of speaker 2 uses single layer micro-pore plate type silencer, and microwell plate uses not viscous oil coating structure, can also be micro-
Orifice surface and blower configure steam cleaner, periodically remove greasy dirt.2 external hull surface of blower sound attenuator uses noise-reducing structure
7 eliminate noise, and the present embodiment noise-reducing structure 7 includes the super glass wool 16 of internal layer, and 16 outside of super glass wool that is laid in
Protective layer 17, protective layer can be aluminium foil protective layer.The air outlet of blower sound attenuator 2 configures outlet air muffler 8, effectively eliminates
The noise that blower air draft generates.Since blower air draft is through turbine centrifugal centrifugation, oil base this got rid of into Blower Housing.Cause
This, air draft does not have greasy dirt, so outlet air muffler 8 can use any silencer, the utility model embodiment uses microwell plate
Formula silencer.Sound attenuator air outlet 12 still uses light air to air hose between building central exhaust air duct 11 in order to easy for installation
Pipe, but since blower exhaust noise is strong, therefore, it is necessary to using soft muffling air duct 10.Referring to shown in Fig. 6, the utility model
Embodiment provides the structure of soft muffling air duct 10 comprising interior air hose 13 and outer air hose 14, the interior air hose of soft muffling air duct 10
13 use aluminium foil pneumatic hose with holes, and outer air hose 14 uses closed aluminium foil pneumatic hose.Aluminium foil pneumatic hose with holes and closed aluminium foil light air
Noise reduction layer is configured between pipe, noise reduction layer is made of the super glass wool 16 being filled between interior air hose 13 and outer air hose 14.
Blower sound attenuator 2 can also be with arranged perpendicular at 3 top of silencer or the back side or side, but is set as will lead to
The shortcomings that kitchen hood height, depth, volume increase, kitchen hood overall volume caused to increase, influences beauty.
In Fig. 1 embodiment, by the pipe-connecting mode of air outlet in the prior art, it is changed to the pipe-connecting mode of side air-out mouth, just
In connection type of traditional pneumatic hose in furred ceiling.Product export can be according to 11, air duct of user's building central exhaust position
It sets, exchanges the assembly direction of 180 ° of blowers 1, point left and right direction air-out pipe connection is convenient for user's in-site installation.
It should be understood that mute kitchen hood may include a lampblack-sucking cover 4 or multiple lampblack-sucking covers, work as suction
When oil smoke cover 4 is one, lampblack-sucking cover 4 is upper lampblack-sucking cover or side lampblack-sucking cover；
Including two lampblack-sucking covers 4, then two lampblack-sucking covers 4 are respectively upper lampblack-sucking cover and side lampblack-sucking cover.
Above-described side lampblack-sucking cover includes two kinds of structure types comprising fume-exhausting under lampblack-sucking cover or side on side
Cover, wherein on side lampblack-sucking cover and upper lampblack-sucking cover be structure as a whole or side on lampblack-sucking cover setting it is nearest in upper lampblack-sucking cover
Wall on or side under lampblack-sucking cover be arranged on the nearest wall of hearth.
Embodiment two
Blower 1 and blower sound attenuator 2 are independently arranged on the basis of example 1 referring to Fig. 3, disappeared with enhancing blower
The noise elimination of speaker 2 is horizontal.Due to the limitation of traditional decoration plate moulding size, blower sound attenuator 2 cannot do excessive Fig. 1, therefore
The erasure effect of blower sound attenuator 2 is limited, in order to further decrease the high frequency noise and low frequency vibration noise of the generation of blower 1,
2 separate configurations of blower sound attenuator manufacture two-piece suit product export from factory.
In Fig. 3, the air-suction trunk volume in 2 cabinet of blower sound attenuator is increased, and is equivalent to an anti-formula silencer, is greatly reduced
1 noise of blower is reached in silencer 3 by aspiration channel through muffling air duct 10, and to reducing, overall noise is advantageous.In the air outlet of blower 1
Outlet air muffler 8 is arranged, since blower outlet air is by blower centrifugal force in space to 2 air outlet of blower sound attenuator
Effect, grease is purified by high separation, therefore does not have greasy dirt at 2 air outlet of blower sound attenuator, so outlet air muffler 8 can be
Any type of structure, it is contemplated that its finite volume, it should select small muffler preferably, the present embodiment uses micro-pore plate type
Silencer.The noise that is spread out of after 2 noise reduction of blower sound attenuator by air inlet 19 of noise that blower 1 generates through muffling air duct 10 again
Again by the further noise reduction of silencer 3, noise is unlikely to through oil smoke suction chamber 9 noise spread out of after noise reduction through oil smoke discharge pipe 18
With the outflow of lampblack-sucking cover 4 or even very little, achieve the purpose that mute.
Sound attenuator air outlet 12 and air inlet 19 configuration of blower sound attenuator 2 are to consider air hose in the same direction of upper end
10 are convenient for arranging in the furred ceiling of kitchen.If not considering above-mentioned factor, air inlet 19 also can be only fitted to sound attenuator air outlet 12
Opposite direction and drawn below blower 1, blower sound attenuator 2 into and out of air port deriving structure in the horizontal direction.
In conclusion erasure effect of the Fig. 3 due to strengthening blower sound attenuator 2, along with the sound deadening of silencer 3,
The noise elimination effect of the embodiment is more preferably.The smoke exhaust of bigger suction can be manufactured.Blower sound attenuator 2 can be assemblied in kitchen and hang
Among cabinet, air hose from above hanging cupboard into and out of and arranging in furred ceiling.
Embodiment three
The second silencer 6, the duct collar 21 of the second silencer 6 are configured on the basis of example 2 referring to Fig. 4
Be connected by muffling air duct 10 with the air inlet 19 of blower sound attenuator 2, the duct collar 22 of the second silencer 6 through air hose 20 with
Oil smoke discharge pipe 18 is connected.Fig. 4 has matched the second silencer 6 due to increasing and has made an uproar jointly to 2 outflow of blower sound attenuator with silencer 3
Sound is eliminated the noise, therefore erasure effect further increases, and constitutes super-silent kitchen hood, for the wind pressure and wind for improving blower
Amount creates space to production super large kitchen hood, manufactures 3-piece suit product export from factory.
The duct collar 21,22 of second silencer 6 is drawn by top, and mainly consideration air hose is convenient for the cloth in furred ceiling
It sets, otherwise duct collar draws duct collar 22 from the other end of duct collar 21, it is convenient to omit an air hose and interface 22
Configuration.
Embodiment three manufactures three-piece product export by factory.Blower sound attenuator 2 and the second silencer 6 are mounted on suction
In the kitchen wall cupboard of 3 left and right sides of silencer of the top of oil smoke cover 4, air hose from above hanging cupboard into and out of and arranging in furred ceiling,
Kitchen beauty is not influenced.
Embodiment four
Referring to Fig. 5, the existing anti-formula silencer 15 of expansion cavity substitutes silencer 3, and advantage is the anti-formula silencer 15 of expansion cavity
It is simple and cheap, but noise elimination effect is not so good as silencer 3.The anti-formula silencer 15 of expansion cavity is to enter abrupt interface using noise
And when the biggish cavity of volume, noise content is decayed after significantly expanding and is disappeared with form of heat.Other and attached drawing 4 complete one
Sample is not repeated to introduce.
The fume exhaust system of integrated kitchen range can also be applied after configuring lower discharge pipe in the relevant technologies of the utility model
Noise reduction application, lampblack-sucking cover 4 configure the stove mouth lampblack-sucking cover structure of existing integrated kitchen range, then be equipped with the utility model silencer and
After muffling air duct and noise-reducing structure, mute integrated kitchen range can be manufactured.
Technical principle of the utility model has been described above with reference to specific embodiments, these descriptions are intended merely to explain this reality
With novel principle, it cannot be construed to the limitation to scope of protection of the utility model in any way.Based on explaining herein, ability
The technical staff in domain, which does not need to pay for creative labor, can associate with other specific implementation modes of this utility model, these
Mode is fallen within the protection scope of the utility model.
Claims (10)
1. a kind of mute kitchen hood, it is characterised in that: including blower (1), silencer (3) and lampblack-sucking cover (4)；
The silencer (3) is arranged between blower (1) and lampblack-sucking cover (4), and the silencer (3) oil smoke suction chamber (9)
Input end be connected to lampblack-sucking cover (4), the outlet end of the oil smoke suction chamber (9) is connected to the input end of blower (1).
2. mute kitchen hood according to claim 1, which is characterized in that blower (1) configuration disappears in described
The lower part of the silencer (3) is arranged in the top of sound device (3), the lampblack-sucking cover (4)；
Further include blower sound attenuator (2), be provided with interior silencer (5) in the sound attenuator (2), including blower (1) setting
In silencer (5), the air inlet (19) of the blower sound attenuator (2) is connected to the outlet end of oil smoke suction chamber (9).
3. mute kitchen hood according to claim 2, feature: the blower sound attenuator (2) and silencer (3)
Outer housing configures noise-reducing structure (7).
4. mute kitchen hood according to claim 1, it is characterised in that: the blower sound attenuator (2) is independently matched
It sets, interior silencer (5) is configured in the blower sound attenuator (2), blower (1) setting is in interior silencer (5)；
The oil that blower sound attenuator (2) air inlet (19) passes through the oil smoke suction chamber (9) of muffling air duct (10) and silencer (3)
Cigarette discharge pipe (18) is connected.
5. mute kitchen hood according to claim 4, it is characterised in that: the air outlet of the blower (1) to blower
Outlet air muffler (8) are configured between the air outlet (12) of sound attenuator (2), input end and blower (1) of the outlet air muffler (8)
Outlet end connection, the outlet end of outlet air muffler (8) is connected to air outlet (12).
6. mute kitchen hood according to claim 5, it is characterised in that: the air outlet of the blower sound attenuator (2)
It (12) is muffling air duct (10) to the air hose configured between building central exhaust air duct (11), the blower sound attenuator (2)
The air hose configured between air inlet (19) and the oil smoke discharge pipe (18) of silencer (3) is muffling air duct (10).
7. mute kitchen hood according to claim 4, it is characterised in that: it is also configured with the second silencer (6), it is described
The duct collar of the second silencer (6) be connected with the air inlet (19) of blower sound attenuator (2) by muffling air duct (10), institute
The duct collar for the second silencer (6) stated is connected through air hose (20) with the oil smoke discharge pipe (18) of silencer (3), described
The air outlet (12) of blower sound attenuator (2) is connected by muffling air duct (10) with building central exhaust air duct (11).
8. according to mute kitchen hood described in claim 4-7 any one, it is characterised in that: the muffling air duct
It (10) include the interior air hose (13) and outer air hose (14) being mutually socketed, the interior air hose is band hole pattern pneumatic hose, the outer air hose
For closed pneumatic hose composition, noise reduction layer is configured between the band hole pattern pneumatic hose and closed pneumatic hose.
9. mute kitchen hood described in -7 any one according to claim 1, it is characterised in that: the silencer (3)
It is micro-pore plate type silencer or slit plate-type silencer or the anti-formula composite muffler of microwell plate or reactive muffler or impedance complex
Silencer or the anti-formula silencer (15) of expansion cavity, micropore plate surface are provided with not viscous oil coating or physics not viscous oil structure.
10. mute kitchen hood described in -7 any one according to claim 1, it is characterised in that: including a fume-exhausting
It covers (4), when lampblack-sucking cover (4) are one, lampblack-sucking cover (4) is upper lampblack-sucking cover or side lampblack-sucking cover；
Including two lampblack-sucking covers (4), then two lampblack-sucking covers (4) are respectively upper lampblack-sucking cover and side lampblack-sucking cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721909468.8U CN208442879U (en) | 2017-12-30 | 2017-12-30 | A kind of mute kitchen hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721909468.8U CN208442879U (en) | 2017-12-30 | 2017-12-30 | A kind of mute kitchen hood |
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| Publication Number | Publication Date |
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| CN208442879U true CN208442879U (en) | 2019-01-29 |
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ID=65096530
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721909468.8U Active CN208442879U (en) | 2017-12-30 | 2017-12-30 | A kind of mute kitchen hood |
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| CN (1) | CN208442879U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940531A (en) * | 2017-12-30 | 2018-04-20 | 王淼弘 | A kind of mute kitchen hood |
-
2017
- 2017-12-30 CN CN201721909468.8U patent/CN208442879U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940531A (en) * | 2017-12-30 | 2018-04-20 | 王淼弘 | A kind of mute kitchen hood |
| CN107940531B (en) * | 2017-12-30 | 2024-05-07 | 王淼弘 | Mute range hood |
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