CN106765391A - A kind of cooking fume filter - Google Patents
A kind of cooking fume filter Download PDFInfo
- Publication number
- CN106765391A CN106765391A CN201611191593.XA CN201611191593A CN106765391A CN 106765391 A CN106765391 A CN 106765391A CN 201611191593 A CN201611191593 A CN 201611191593A CN 106765391 A CN106765391 A CN 106765391A
- Authority
- CN
- China
- Prior art keywords
- flow
- spinning disk
- perisporium
- cooking fume
- fume filter
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2035—Arrangement or mounting of filters
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Separating Particles In Gases By Inertia (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a kind of cooking fume filter, including framework, the framework is the hollow structure surrounded by perisporium, and as first direction, as second direction, first direction is the flow direction of oil smoke to the thickness direction with perisporium to the short transverse with perisporium, it is characterised in that：The framework middle setting has flow-guiding structure part, multiple spinning disks are connected between the flow-guiding structure part and perisporium, the spinning disk is inclined with respect to second direction, constitute the air intake passage that passes through of fuel feeding cigarette between adjacent spinning disk, be close to or least partially overlapped mutually between the projection in a first direction of adjacent spinning disk.By setting multiple inclined spinning disks, air-flow does not have beeline channel when by cooking fume filter, must bypass spinning disk and pass through from air intake passage, in this process, air-flow can be contacted with spinning disk and filter out a part of grease, obtain preferable filter effect.
Description
Technical field
The present invention relates to a kind of filter, especially a kind of cooking fume filter.
Background technology
With the continuous improvement of people's environment protection health level of consciousness, people give more next to the environmental protection index of range hood
More attention.And range hood has an important performance indications -- grease separating degree.Range hood crosses grease in filtering fume
Ability it is stronger, then grease separating degree is also higher.
Generally being employed on traditional range hood at present carries out the interception of oil smoke by cavernous screen pack, by with
Filtering to lampblack absorber grease is realized in the soot gas effect such as deceleration, condensation that collides.Such as Application No.
A kind of lampblack absorber rotation grease separates filter screen disclosed in the Chinese patent of 201420296349.X, and filter screen center hole passes through sleeve
With the rotary shaft that knob is installed on motor, filter screen plate disk body is rounded, and disk body is provided with filter opening, filter opening with the centre bore of disk body be circle
The heart, in the circumferential arrangement of different radii；A kind of and for example fume-exhausting disclosed in the Chinese patent of Application No. 201420326485.9
The screen pack of machine, including filter screen body and installation portion, offer the mesh of multiple circles, and multiple mesh along circle on filter screen body
All arrays or triangular array regular array.But due to the approximate aperture of cellular net should not design it is too small, otherwise can shape
Into larger air intake resistance, influence smoke absorption effect and deteriorate noise, therefore the ability of interception filtering grease is not universal high, and make
It is shorter with the life-span.
Also a kind of filtration of the rotating disk of use steel wire winding, such as China of Application No. 201320066289.8
A kind of oil strain guard of household smoke exhaust ventilator disclosed in patent, including cover body, cover body include breathable outer rigid cap layer, can be saturating
The rigid inner shield layer of gas, the oil reservoirs between outer rigid cap layer and rigid inner shield layer, oil reservoirs are by with outer rigid cap layer
Center centered on be made in the mesh grid of the concavo-convex water ripples shape to external diffusion, mesh grid can use stainless steel wire；And for example
A kind of oil fume separator disclosed in the Chinese patent of Application No. 201320126221.4, including wheel body, oil smoke filter screen steel wire
And stator, wheel body has hub portion and a drop center portion, and hub portion center is provided with axle sleeve, and oil smoke filter screen steel wire passes through axle sleeve, and
And the circumferencial direction uniform winding along drop center portion periphery is knitted to form radial guard and is arranged at wheel body surface.But this filter
Web frame, the manufacturing process of its winding steel wire is extremely complex, and steel wire winding can only between two fulcrums linear state,
The straight spoke cross structure of similar bicycle tyre, on the one hand have impact on filter capacity, on the other hand, thickly dotted steel wire rotation
Great noise is generated after turning, sound quality declines, cleaning is also bothered very much.
The content of the invention
The technical problems to be solved by the invention are directed to the problem that above-mentioned prior art is present, there is provided a kind of grease is separated
The cooking fume filter of efficiency high.
The present invention solve the technical scheme that is used of above-mentioned technical problem for：A kind of cooking fume filter, including framework, it is described
Framework is the hollow structure surrounded by perisporium, and as first direction, the thickness direction with perisporium is second to the short transverse with perisporium
Direction, first direction is the flow direction of oil smoke, it is characterised in that：The framework middle setting has flow-guiding structure part, described to lead
Multiple spinning disks, spinning disk spinning disk inclined with respect to second direction, adjacent are connected between flow structure part and perisporium
Between constitute the air intake passage that passes through of fuel feeding cigarette, be close to mutually between the projection in a first direction of adjacent spinning disk or at least
Partly overlap.
Due to the flow-guiding structure part closer to center, the spacing between spinning disk is smaller, it is therefore desirable to increase inclination angle, it is ensured that
There are enough gaps, and closer to perisporium, it is ensured that it is very close to each other, then need to reduce inclination angle, the spinning disk is with respect to second party
To inclination angle transition is tapered into from flow-guiding structure part to perisporium.
Inclination angle is bigger, and filter effect is poorer, and windage is smaller；Inclination angle is smaller, and filter effect is better, and windage is bigger, in order to reach
To filter effect and the optimum balance of windage, inclination maximum of the spinning disk at flow-guiding structure part is designated as α 1, the rotation
Minimum angle-of-incidence of the flow at perisporium is designated as 1≤80 ° of 2,30 °≤α of α, 2≤60 ° of 10 °≤α.
In order that must have the sufficiently large contact area to have the windage of reduction again, the spinning disk is from flow-guiding structure part to week
Width becomes larger and forms triangle when wall (11) extends, and spinning disk height in a first direction is D2,Wherein S is the flow area of spinning disk.
Because the quality of grease is big, inertia is larger, therefore can be thrown toward perisporium, and the perisporium inner side is provided with multiple convex
Rise, the projection, due to raised presence, can so retain down more greases in regularly or being erratically distributed, from
And filter efficiency is lifted, and bigger windage is not had.
Preferably, it is the gas channel for avoiding having fuel feeding cigarette directly to pass through on perisporium, any one of perisporium inner side exists
On the straight line that first party is upwardly extended, exist raised described at least one.
Smoothly to guide oil smoke air-flow to pass through between spinning disk, the flow-guiding structure part is in oil smoke flow path
Upstream end thereof be provided with the water conservancy diversion transition face of circular arc, the water conservancy diversion transition face is protruded towards the upstream of oil smoke flow path.
Preferably, the spinning disk is scattered in plane or taper.
Preferably, to improve filter effect, compartment of terrain is disposed with multilayer to the spinning disk in a first direction.
Compared with prior art, the advantage of the invention is that：By setting multiple inclined spinning disks, air-flow is by oil
During cigarette filter, there is no beeline channel, it is necessary to bypass spinning disk and pass through from air intake passage, in this process, air-flow can and
Spinning disk is contacted and filters out a part of grease, obtains preferable filter effect；When air-flow hits perisporium, because raised is deposited
, more greases can be so retained down, so as to lift filter efficiency, and bigger windage is not had.
Brief description of the drawings
Fig. 1 is the structural representation of cooking fume filter one embodiment of the invention；
Fig. 2 is the sectional view of cooking fume filter one embodiment of the invention；
Fig. 3 is the upward view of cooking fume filter one embodiment of the invention；
Fig. 4 is second structural representation of embodiment of cooking fume filter of the invention.
Specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
Embodiment one
Referring to Fig. 1~Fig. 3, a kind of cooking fume filter, including framework 1, the spinning disk 2 that is arranged in framework 1 and centre
Flow-guiding structure part 3.
In the present embodiment, framework 1 includes perisporium 11, surrounds in the space of cuboid, and flow-guiding structure part 3 is cylinder,
Positioned at the center of cuboid, oil smoke is flowed up in the axle of flow-guiding structure part 3.Flow-guiding structure part 3 is upper oil smoke flow path
Trip end is provided with the water conservancy diversion transition face 31 of circular arc, and water conservancy diversion transition face 31 is protruded towards the upstream of oil smoke flow path.With perisporium
11 short transverse is first direction, so that shown in arrow A, the thickness direction of perisporium 11 is second direction, with arrow in Fig. 2 in Fig. 2
Shown in head B, first direction is the flow direction of oil smoke.Alternatively, flow-guiding structure part 3 can also be oval or cuboid
Deng.
Spinning disk 2 includes multiple, extends from the middle peritropous perisporium 11 of flow-guiding structure part 3, the width of spinning disk 2 from
Junction with flow-guiding structure part 3 gradually increases to perisporium 11, in triangle substantially.Each spinning disk 2 is in one with perisporium 11
Fixed angle of inclination, thus, forms air intake passage 21 between two adjacent spinning disks 2.
Two adjacent spinning disks 2 projection (projection in the plane vertical with perisporium 11) in a first direction is mutually
It is close to or least partially overlapped, so that being very close to each other between two adjacent spinning disks 2 after projecting in a first direction
's.That is, air-flow does not have beeline channel when by cooking fume filter, it is necessary to bypass spinning disk 2 and from air intake passage 21
Pass through, in this process, air-flow can be contacted and filter out a part of grease with spinning disk 2.
Multiple raised 12 are provided with the inner side of perisporium 11, raised 12 can be with rule or irregular distribution.In perisporium 11
On any one straight line for extending in a first direction of medial surface, there is at least one projection 12, so that not existing air-flow
The passage that can directly pass through.Because the quality of grease is big, inertia is larger, therefore can be thrown toward perisporium 11, due to raised 12
In the presence of, more greases can be so retained down, so as to lift filter efficiency, and bigger windage is not had.
The height of perisporium 11 is D1, and each spinning disk 2 height D2 in a first direction is preferred, can be with identical, eddy flow
The inclination alpha of piece 2 is defined as the angle with second direction, during extending from the flow-guiding structure part 3 at center to perisporium 11, inclines
Angle α diminishes transition.Due to the flow-guiding structure part 3 closer to center, the spacing between spinning disk 2 is smaller, it is therefore desirable to increase
High inclination-angle α, it is ensured that have enough gaps, inclination maximum is represented with α 1, and closer to perisporium 11, it is ensured that it is very close to each other, then need
Reduce inclination angle, minimum angle-of-incidence is represented with α 2.Inclination angle is bigger, and filter effect is poorer, and windage is smaller；Inclination angle is smaller, filter effect
Better, windage is bigger.To cause that windage and filter effect reach optimum balance, 1≤80 ° of 30 °≤α, 2≤60 ° of 10 °≤α.
Flow area Ss (total surface area that is available for cooking fume stream pass through) and shape of the height D2 of spinning disk 2 according to its own
Shape determination,The quantity N of spinning disk 2 is by above-mentioned maximum inclination angle alpha 1, minimum angle-of-incidence α 2, spinning disk 2
Height D2 and cross sectional shape and area are together decided on, and N has a minimum value Nmin, just cause cooking fume filter without straight
Circulation road is taken over, in the case of less than the requirement of maximum windage, N is bigger, and filter effect is better, and windage is also bigger.
Additionally, the flow-guiding structure part 3 at center can also be connected with driver part, thus such as motor may be such that filtering oil smoke
Device integral-rotation, centrifugal separating effect can be more preferable.
In order to strengthen oil separation effect, spinning disk 2 can compartment of terrain, arranging multiplayer in a first direction.
Embodiment two
Referring to Fig. 4, in the present embodiment, the difference with above-described embodiment one is, in embodiment one, spinning disk 2 point
Cloth cover is plane, and in the present embodiment, the distribution face of spinning disk 2 is taper, from the taper of oil smoke upstream toward downstream increase.This
When, the perisporium 11 of framework 1 is annulus wall.
Claims (9)
1. a kind of cooking fume filter, including framework (1), the framework (1) is the hollow structure surrounded by perisporium (11), with perisporium
(11) short transverse is first direction, and as second direction, first direction is the flowing of oil smoke to the thickness direction with perisporium (11)
Direction, it is characterised in that：Framework (1) middle setting has flow-guiding structure part (3), the flow-guiding structure part (3) and perisporium
(11) multiple spinning disks (2) are connected between, the spinning disk (2) is inclined with respect to second direction, adjacent spinning disk (2) it
Between constitute the air intake passage (21) that passes through of fuel feeding cigarette, be close to mutually between the projection in a first direction of adjacent spinning disk (2)
Or it is least partially overlapped.
2. cooking fume filter as claimed in claim 1, it is characterised in that：Inclination angle of the spinning disk (2) with respect to second direction
(α) tapers into transition from flow-guiding structure part (3) to perisporium (11).
3. cooking fume filter as claimed in claim 2, it is characterised in that：The spinning disk (2) is near flow-guiding structure part (3) place
Inclination maximum be designated as α 1, minimum angle-of-incidence of the spinning disk (2) near perisporium (11) place is designated as 1≤80 °, 10 ° of 2,30 °≤α of α
≤α2≤60°。
4. cooking fume filter as claimed in claim 1, it is characterised in that：The spinning disk (2) is from flow-guiding structure part (3) to week
Width becomes larger and forms triangle when wall (11) extends, and the spinning disk (2) height in a first direction is D2,Wherein S is the flow area of spinning disk (2).
5. cooking fume filter as claimed in claim 1, it is characterised in that：Perisporium (11) inner side is provided with multiple projections
(12), the projection (12) is in regularly or being erratically distributed.
6. cooking fume filter as claimed in claim 5, it is characterised in that：Any one of perisporium (11) inner side is in first party
On the straight line for upwardly extending, exist raised (12) described at least one.
7. the cooking fume filter as any one of claim 1~6, it is characterised in that：The flow-guiding structure part (3) is in oil
The upstream end thereof of cigarette flow path is provided with the water conservancy diversion transition face (31) of circular arc, and the water conservancy diversion transition face (31) is towards oil smoke flow
The upstream in dynamic path protrudes.
8. the cooking fume filter as any one of claim 1~6, it is characterised in that：The spinning disk (2) is scattered in flat
Face or taper.
9. the cooking fume filter as any one of claim 1~6, it is characterised in that：The spinning disk (2) is in first party
Upward compartment of terrain is disposed with multilayer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611191593.XA CN106765391B (en) | 2016-12-21 | 2016-12-21 | Fume filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611191593.XA CN106765391B (en) | 2016-12-21 | 2016-12-21 | Fume filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106765391A true CN106765391A (en) | 2017-05-31 |
| CN106765391B CN106765391B (en) | 2023-09-15 |
Family
ID=58896881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611191593.XA Active CN106765391B (en) | 2016-12-21 | 2016-12-21 | Fume filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106765391B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107224789A (en) * | 2017-08-03 | 2017-10-03 | 宁波日进通风设备有限公司 | Gas-liquid separator |
| CN108457874A (en) * | 2018-01-22 | 2018-08-28 | 青岛海尔智慧厨房电器有限公司 | Cyclone windmill and range hood with same |
| CN110332133A (en) * | 2019-07-09 | 2019-10-15 | 珠海格力电器股份有限公司 | Fan assembly and range hood |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08243326A (en) * | 1995-03-13 | 1996-09-24 | Fuji Kogyo Kk | Grease filter for ventilating fan |
| JP2004130257A (en) * | 2002-10-11 | 2004-04-30 | Horkos Corp | Grease filter |
| US20040194778A1 (en) * | 2003-04-03 | 2004-10-07 | Peter Yeung | Kitchen range hood motor housing and fan |
| US20070089731A1 (en) * | 2005-10-26 | 2007-04-26 | Mine-Sweeper Industrial Co., Ltd. | Range hood |
| US20120060818A1 (en) * | 2010-09-10 | 2012-03-15 | Thermo Recovery Filters, Inc. | Systems and methods for heat recovery |
| CN203052778U (en) * | 2012-12-20 | 2013-07-10 | 查国伟 | Oil smoke exhauster |
| CN103495312A (en) * | 2013-10-10 | 2014-01-08 | 佛山市科思博五金电器有限公司 | Oil slinging blade for oily fume purifier and manufacturing method thereof |
| US20150033683A1 (en) * | 2012-04-05 | 2015-02-05 | Ori Fichman | Fume hood |
| CN205627369U (en) * | 2016-05-11 | 2016-10-12 | 石烨 | Unpowered clarification plant of gaseous particulate matter |
| CN206291273U (en) * | 2016-12-21 | 2017-06-30 | 宁波方太厨具有限公司 | A kind of cooking fume filter |
-
2016
- 2016-12-21 CN CN201611191593.XA patent/CN106765391B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08243326A (en) * | 1995-03-13 | 1996-09-24 | Fuji Kogyo Kk | Grease filter for ventilating fan |
| JP2004130257A (en) * | 2002-10-11 | 2004-04-30 | Horkos Corp | Grease filter |
| US20040194778A1 (en) * | 2003-04-03 | 2004-10-07 | Peter Yeung | Kitchen range hood motor housing and fan |
| US20070089731A1 (en) * | 2005-10-26 | 2007-04-26 | Mine-Sweeper Industrial Co., Ltd. | Range hood |
| US20120060818A1 (en) * | 2010-09-10 | 2012-03-15 | Thermo Recovery Filters, Inc. | Systems and methods for heat recovery |
| US20150033683A1 (en) * | 2012-04-05 | 2015-02-05 | Ori Fichman | Fume hood |
| CN203052778U (en) * | 2012-12-20 | 2013-07-10 | 查国伟 | Oil smoke exhauster |
| CN103495312A (en) * | 2013-10-10 | 2014-01-08 | 佛山市科思博五金电器有限公司 | Oil slinging blade for oily fume purifier and manufacturing method thereof |
| CN205627369U (en) * | 2016-05-11 | 2016-10-12 | 石烨 | Unpowered clarification plant of gaseous particulate matter |
| CN206291273U (en) * | 2016-12-21 | 2017-06-30 | 宁波方太厨具有限公司 | A kind of cooking fume filter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107224789A (en) * | 2017-08-03 | 2017-10-03 | 宁波日进通风设备有限公司 | Gas-liquid separator |
| CN108457874A (en) * | 2018-01-22 | 2018-08-28 | 青岛海尔智慧厨房电器有限公司 | Cyclone windmill and range hood with same |
| CN110332133A (en) * | 2019-07-09 | 2019-10-15 | 珠海格力电器股份有限公司 | Fan assembly and range hood |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106765391B (en) | 2023-09-15 |
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