CN206094239U - Low -noise range hood - Google Patents
Low -noise range hood Download PDFInfo
- Publication number
- CN206094239U CN206094239U CN201620979971.XU CN201620979971U CN206094239U CN 206094239 U CN206094239 U CN 206094239U CN 201620979971 U CN201620979971 U CN 201620979971U CN 206094239 U CN206094239 U CN 206094239U
- Authority
- CN
- China
- Prior art keywords
- panel
- air outlet
- air inlet
- low noise
- web
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of kitchen appliance, a low -noise range hood is related to. Which comprises a housing, the casing on be equipped with into mouth and exhaust port, the casing in be equipped with the exhaust pipe, the exhaust pipe in be equipped with fan, its the exhaust pipe include the casing, the casing air intake and air outlet have, air intake connection advances the mouth, air outlet run -on mouth, the casing including being annular web, the both ends of web are connected to the air outlet, there is a panel web both sides sealing connection respectively, the air intake setting on the panel, be located between panel outward flange and the air intake edge of air outlet both sides apart from the imbalance, just the plane located of the plane located of air outlet and air intake between the contained angle be the acute angle. The utility model discloses exhaust pipe simple structure, the installation of being convenient for can effectively reduce wind and make an uproar to reduce smoke ventilator's noise.
Description
Technical field
The utility model belongs to kitchen appliance technical field, is related to a kind of smoke exhaust ventilator.
Background technology
Smoke exhaust ventilator, also known as range hood, is a kind of kitchen appliance of purification kitchen environment.It is arranged on kitchen health section
Energy range hood cooking stove top, the waste that cooking stove can burn and the harmful oil smoke produced in cooking process be taken out rapidly
Walk, discharge outdoor, reduction pollution, purify air, and have gas defence, explosion-proof safety guarantee effect.Smoke exhaust ventilator operationally, by
In the rotation and the flowing of air-flow of turbofan, larger noise can be produced.
Existing smoke exhaust ventilator changes vortex fan in order to reduce noise, generally or finds more preferable blower fan, so as to realize drop
Make an uproar purpose.But rarely have from air duct structure is changed to realize the scheme of noise reduction.
As Chinese patent literature discloses a kind of multiple duct spiral case blower fan and ducting system [application number：
201410775638.2], including housing, air inlet and multiple air outlets are provided with housing, multiple air outlets are along air inlet week
To setting；Fan blade, fan blade is arranged in housing, and the fresh air inlet of fan blade is arranged in correspondence with air inlet.Such scheme is capable of achieving
Four sides air-out, noise is low.But, multiple air outlets of the program are complex when mounted, install constant, wherein being gone out by one
Air port is leaked out, and can affect the effect of noise reduction.
Utility model content
The purpose of this utility model is for the problems referred to above, there is provided a kind of low low noise cooker hood of noise.
To reach above-mentioned purpose, the utility model employs following technical proposal：A kind of low noise cooker hood, including machine
Shell, described casing is provided with smoke inlet and exhaust opening, and exhaust duct is provided with described casing, and in described exhaust duct wind is provided with
Machine, the exhaust duct described in it includes housing, and described housing has air inlet and air outlet, air inlet connection smoke inlet, air-out
Mouth connection exhaust opening, described housing includes web in a ring, and air outlet connects the two ends of web, and web both sides seal respectively
One piece of panel is connected with, described air inlet is arranged on panel, positioned at panel outward flange and the air inlet side of air outlet both sides
The distance between edge is unequal, and the angle between the plane residing for the plane and air inlet residing for described air outlet is sharp
Angle.
Preferably, the distance between described panel outward flange and air inlet edge become larger along the circumference of air inlet.
Preferably, described air outlet is connected by connecting pipe with housing.
Preferably, there is flange circle on described air outlet and flange circle is fixedly connected with connecting pipe.
Preferably, described connecting pipe one end is hermetically connected with the shell, and the other end is tightly connected with flange circle, described
Sealing ring is removably connected with flange circle.
Preferably, the angle between the plane residing for the plane and air inlet residing for described air outlet is 45 °.
Preferably, the air inlet that an axial line overlaps is respectively equipped with every piece of panel, on panel and positioned at air inlet side
Edge is provided with some installing holes.
Preferably, there is at least one piece the first resigning area to web inner recess on described web.
Preferably, at least one piece panel is provided with the second resigning area being recessed to enclosure interior.
Preferably, described web and panel are integral type structure.
Compared with prior art, the utility model has the advantage of：Exhaust duct structure is simple, is easily installed, can be effective
Drop low wind noise, so as to reduce the noise of smoke exhaust ventilator.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is explosive view of the present utility model；
Fig. 3 is the structural representation of exhaust duct；
Fig. 4 is the structural representation in another direction of exhaust duct；
Fig. 5 is the structural representation in another direction of exhaust duct；
Fig. 6 is the structural representation in another direction of exhaust duct.
In figure：Housing 1, air inlet 2, air outlet 3, web 4, panel 5, connecting pipe 6, flange circle 7, installing hole 8, first
Resigning area 9, the second resigning area 10, casing 21, smoke inlet 22, exhaust opening 23, exhaust duct 24, blower fan 25.
Specific embodiment
With reference to the accompanying drawings and detailed description the utility model is described in more detail.
As shown in Figure 1-2, a kind of low noise cooker hood, a kind of low noise cooker hood, including casing 21, described machine
Shell 21 is provided with smoke inlet 22 and exhaust opening 23, and exhaust duct 24 is provided with described casing 21, is provided with described exhaust duct 24
Blower fan 25, as seen in figures 3-6, described exhaust duct 24 includes housing 1, and described housing 1 has air inlet 2 and air outlet 3, enters
Air port 2 connects smoke inlet 22, and the connection exhaust opening 23 of air outlet 3, described housing 1 includes web 4 in a ring, and air outlet 3 connects
The two ends of web 4 are connect, the both sides of web 4 are sealedly connected with respectively one piece of panel 5, and described air inlet 2 is arranged on panel 5, position
In residing for the air outlet 3 unequal and described with the distance between the edge of air inlet 2 of the outward flange of panel 5 of the both sides of air outlet 3
The angle α between plane residing for plane and air inlet 2 is acute angle, preferred version, the plane residing for air outlet 3 and air inlet 2
Angle α between residing plane is 45 °, that is to say, that air outlet 3 is easily installed relative to the inclined design of whole housing 1
Positioning.
The distance between the outward flange of panel 5 and the edge of air inlet 2 become larger along the circumference of air inlet 2, form vortex shape,
The sectional area of housing 1 is maximum at air outlet 2, and when air stream is to air outlet, pressure is obviously reduced, so as to reduce wind speed
And noise.
Air outlet 3 is connected by connecting pipe 6 with housing 1, it is preferable that connecting pipe 6 is preferably bend pipe, and connecting pipe
6 sectional area is become larger from housing 1 to air outlet 2.
There is flange circle 7 on air outlet 3 and flange circle 7 is fixedly connected with connecting pipe 6.The one end of connecting pipe 6 and housing 1
It is tightly connected, the other end is tightly connected with flange circle 7, on described flange circle 7 sealing ring is removably connected with, sealing ring can
To be made of the materials such as rubber, silica gel or tetrafluoroethene, shape should match with flange circle 7, and flange circle 7 is provided with screw hole.
The air inlet 2 that an axial line overlaps is respectively equipped with every piece of panel 5, is set on panel 5 and positioned at the edge of air inlet 2
There are some installing holes 8, two air inlets 2 are opposite, forming the tow sides of housing 1 can be installed to smoke exhaust ventilator or can
The structure of air intake.
There is at least one piece the first resigning area 9 to the inner recess of web 4 on web 4.At least one piece panel 5 be provided with to
Second resigning area 10 of the inner recess of housing 1.
Preferred version, web 4 and panel 5 are integral type structure, that is, 23 say that housing 1 can be injection mo(u)lding or casting
Shaping, it can also be metal that the material of housing 1 can be plastics.
Specific embodiment described herein is only explanation for example to the utility model spirit.The utility model institute
Category those skilled in the art can make various modifications to described specific embodiment or supplement or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (10)
1. a kind of low noise cooker hood, including casing (21), described casing (21) is provided with smoke inlet (22) and exhaust opening
(23), exhaust duct (24) is provided with described casing (21), in described exhaust duct (24) blower fan (25) is provided with, its feature exists
In, including housing (1), described housing (1) is with air inlet (2) and air outlet (3), air inlet for described exhaust duct (24)
(2) smoke inlet (22) is connected, air outlet (3) connection exhaust opening (23), described housing (1) goes out including web (4) in a ring
The two ends in air port (3) connection web (4), web (4) both sides are sealedly connected with respectively one piece of panel (5), described air inlet (2)
It is arranged on panel (5), positioned at the distance between panel (5) outward flange and air inlet (2) the edge not phase of air outlet (3) both sides
Deng, and the angle between the plane residing for the plane and air inlet (2) residing for described air outlet (3) is acute angle.
2. low noise cooker hood according to claim 1, it is characterised in that described panel (5) outward flange and air intake
The distance between mouth (2) edge becomes larger along the circumference of air inlet (2).
3. low noise cooker hood according to claim 1, it is characterised in that described air outlet (3) is by connecting tube
Road (6) is connected with housing (1).
4. low noise cooker hood according to claim 3, it is characterised in that there is flange on described air outlet (3)
Enclose (7) and flange circle (7) is fixedly connected with connecting pipe (6).
5. low noise cooker hood according to claim 4, it is characterised in that described connecting pipe (6) one end and shell
Body (1) is tightly connected, and the other end is tightly connected with flange circle (7), and on described flange circle (7) sealing is removably connected with
Circle.
6. low noise cooker hood according to claim 1, it is characterised in that the plane residing for described air outlet (3)
It it is 45 ° with the angle between the plane residing for air inlet (2).
7. low noise cooker hood according to claim 1, it is characterised in that be respectively equipped with every piece of panel (5)
The air inlet (2) that axial line overlaps, on panel (5) and positioned at air inlet (2) edge some installing holes (8) are provided with.
8. low noise cooker hood according to claim 1, it is characterised in that have at least on described web (4)
First resigning area (9) of the block to web (4) inner recess.
9. low noise cooker hood according to claim 1, it is characterised in that at least one piece panel (5) is provided with to shell
Second resigning area (10) of body (1) inner recess.
10. low noise cooker hood according to claim 1, it is characterised in that described web (4) and panel (5) be
Integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620979971.XU CN206094239U (en) | 2016-08-29 | 2016-08-29 | Low -noise range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620979971.XU CN206094239U (en) | 2016-08-29 | 2016-08-29 | Low -noise range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206094239U true CN206094239U (en) | 2017-04-12 |
Family
ID=58473864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620979971.XU Expired - Fee Related CN206094239U (en) | 2016-08-29 | 2016-08-29 | Low -noise range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206094239U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109469645A (en) * | 2017-05-23 | 2019-03-15 | 宁波方太厨具有限公司 | A kind of centrifugal blower volute |
-
2016
- 2016-08-29 CN CN201620979971.XU patent/CN206094239U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109469645A (en) * | 2017-05-23 | 2019-03-15 | 宁波方太厨具有限公司 | A kind of centrifugal blower volute |
| CN109469645B (en) * | 2017-05-23 | 2023-12-15 | 宁波方太厨具有限公司 | Centrifugal fan spiral case |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170406 Address after: Shaoxing City, Zhejiang province 312000 century Paojiang Industrial Zone City Street 820 Century City Patentee after: Tao Jianbo Address before: 312500 Zhejiang city of Shaoxing province Xinchang Nanyan Industrial Zone Titan Limited by Share Ltd Patentee before: Xu Hangting |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170412 Termination date: 20170829 |