CN106382259A - Novel collector and range hood applying collector - Google Patents
Novel collector and range hood applying collector Download PDFInfo
- Publication number
- CN106382259A CN106382259A CN201610915630.0A CN201610915630A CN106382259A CN 106382259 A CN106382259 A CN 106382259A CN 201610915630 A CN201610915630 A CN 201610915630A CN 106382259 A CN106382259 A CN 106382259A
- Authority
- CN
- China
- Prior art keywords
- screens
- mesh
- current collector
- area
- dictyosome
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
-
- 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
Abstract
The invention relates to a novel collector, which comprises a collecting ring, and a mesh body arranged in the collecting ring. The circumferential edge of the mesh body is connected with an inner ring wall of the collecting ring; and the mesh body is uniformly raised outwards by adopting a circle center as a center along an air flowing direction, and is formed by overlaying at least two rectification meshes front and back along an air flow direction. Compared with the prior art, according to the collector provided by the invention, an oil filtering effect can be effectively improved, an oil-fat separation degree is improved, and in addition, an air flow can be rectified for multiple times, so that the air flow regularly enters a centrifugal fan, the air recirculation at an air inlet is reduced, the air amount and the air pressure are improved, and the noise is reduced.
Description
Technical field
The present invention relates to range hood field, more particularly, to a kind of new current collector and the fume-exhausting applying this current collector
Machine.
Background technology
Realize extracting oil laden air out kitchen using centrifugal blower in domestic cooking fume remover and be discharged into common flue or straight
Run in outdoor, meanwhile, typically one current collector can be set in fan inlet, improve air and flow into condition, improve blower fan work effect
Rate, reduces noise.For example：The Chinese invention patent of Application No. CN201110432232.0 (Publication No. CN102562672A)
《There is the multiple wing type centrifugal blower fan of Multifunctional flow-guiding device》, Application No. CN201610113374.3 (Publication No.
CN105570201A Chinese invention patent)《A kind of noise reduction current collector for centrifugal blower in range hood》All public etc. patent
Open current collector structure.
Therefore, existing current collector typically has air inflow condition of improving, reduces the effect of blower fan work efficiency,
After the higher oil laden air of oil content enters blower fan by current collector, amount of grease can be trapped in blower interior, thus affecting
The running of blower fan, and then affect the work efficiency of range hood.For this reason, being provided with oil network in the current collector of part range hood,
To carry out to the oil droplet in oil laden air separating, to retain, for example (Authorization Notice No. is Patent No. ZL201220612922.4
CN203010705U it is fixed with oil network in inlet scoop in Chinese utility model patent), this oil network can avoid to a certain extent
The absorption of part oil smoke affects the performance of blower fan on impeller or spiral case, but because the air-flow at inlet scoop is uneven in this patent
Even (generally current collector center is more than surrounding), thus leading to uneven by the mesh air-flow in oil network, thus increases and make an uproar
Sound, also can substantially reduce air quantity and the blast entering blower fan simultaneously, and life-time service meeting oils and fatss can block the mesh in oil network,
Impact blower fan running, and then affect the performance of range hood.
Content of the invention
First technical problem to be solved by this invention is to provide one kind can effectively improve air quantity for prior art
New current collector with blast, reduction noise.
Second technical problem to be solved by this invention is to provide a kind of oil smoke good separating effect for prior art
New current collector.
3rd technical problem to be solved by this invention is to provide a kind of oil smoke good separating effect for prior art
And the low range hood of noise.
The present invention solves the technical scheme that adopted of above-mentioned first and second technical problem：A kind of new current collector, including
, it is characterised in that also including the dictyosome being arranged in afflux circle, the week of this dictyosome is along the internal ring wall with afflux circle even for afflux circle
Connect, and this dictyosome is along air-flow direction, equably outwardly convex centered on its center of circle, this dictyosome is by least two panels rectification
Net is stacked along before and after airflow direction to be formed.
Preferably, the spacing between each described screens is 20～30mm, air-flow can be made under this spacing through preceding layer
After the rectified action of screens, between adjacent screens, form certain delay, concentration, so that later layer screens can be more
Well rectification is carried out to air-flow so that air-flow more regularly enters blower fan, reduce the gas backstreaming of air inlet, and then improve
Air quantity, blast, reduce noise additionally, the design of this spacing also can at utmost avoid the generation of oil stain between adjacent screens, keep away
Exempt from the obstruction of mesh on screens.
Preferably, described dictyosome is made up of 2～3 screenses, so that this commutator can obtain preferably simultaneously
Oil stain separating effect and the rectification effect to air-flow, and then effectively improve air quantity and blast, reduce noise.
Preferably, described dictyosome outwards spherical shape projection, and its radius of curvature is 210～218mm, thus increasing oil
Contact rate between cigarette molecule, increases the contact surface of oil smoke and screens, and then lifts filter effect.
Preferably, being all evenly equipped with orthohexagonal mesh on each described screens, and the inscribed circle diameter of each mesh is 6
～13mm, the design of regular hexagon mesh and inscribed circle diameter can at utmost reduce the resistance to air-flow for the screens, simultaneously
Reduce retention on mesh for the oils and fatss, thus avoiding mesh to block.
Preferably, the mesh on each screens in described dictyosome aligns along before and after airflow direction, thus realizing convection current
On the basis of the successive ignition of field is processed, effectively improve air quantity and blast, reduce noise.
Preferably, in described dictyosome the mesh of at least two panels screens along airflow direction front-back staggered, and more than
State the mesh on two panels screens and be aligned to original state along before and after airflow direction, then wherein a piece of screens is with respect to another
Screens deviation angle is 25 °～30 °, on the basis of the successive ignition realizing stream field is processed, improves grease separating degree, has
Effect avoids the mesh on screens to block.
Further, the mesh on the two panels screens in described dictyosome is along airflow direction front-back staggered, thus being formed uniformly
The rectification unit of distribution, each rectification unit all include the firstth area positioned at center, centered on the firstth area circumferentially distributed second
Area and along the 3rd circumferentially distributed area of the secondth area, the wherein first area is by stacked a pair of mesh before and after in above-mentioned two panels screens
Composition, described secondth area and the 3rd area by stacked two hoop net holes compositions before and after in above-mentioned two panels screens, and above-mentioned the
In one area, the secondth area and the 3rd area, each mesh center on wherein a piece of screens is with respect to the corresponding net on another screens
The offset distance at hole center is respectively 4～6mm, 28～30mm, 51～55mm, the 3rd area phase mutual respect of adjacent rectification unit
Folded, carry out successive ignition process so as to more preferable stream field, can preferably improve grease separating degree simultaneously.
Further, the mesh on three screenses in described dictyosome is along airflow direction front-back staggered, wherein each screens
On each mesh center of circle correspond to remaining arbitrary screens on the corresponding mesh center of circle offset distance be 6～8mm.Realizing
On the basis of the successive ignition of stream field is processed, obtain more preferably grease separating degree, avoid the mesh on screens to block up further
Plug.
The present invention solves above-mentioned 3rd technical scheme that technical problem is adopted：A kind of range hood, including spiral case,
It is characterized in that, also include above-mentioned current collector, this new current collector is arranged on the air inlet of spiral case.
Compared with prior art, it is an advantage of the current invention that：The setting of multilamellar screens in the present invention, can make air-flow in warp
Crossing and turn to during dictyosome, thus increasing the contact with screens for the air-flow to a certain extent, substantially improving the oil strain of commutator
Effect, improves grease separating degree；Additionally, multilamellar screens can carry out multiple rectification to the air inlet of centrifuge again to air-flow,
So that air-flow regularly enters centrifugal blower, reduce the air return of air inlet, lifting air quantity, blast, reduce noise.
Brief description
Fig. 1 is extractor hood structure schematic diagram in the embodiment of the present invention 1；
Fig. 2 is the embodiment of the present invention 1 current collector structure schematic diagram；
Fig. 3 is the other direction structural representation of Fig. 1；
Fig. 4 is current collector structure schematic diagram in the embodiment of the present invention 2；
Fig. 5 is the enlarged drawing of the afflux unit of labelling in Fig. 4；
Fig. 6 is current collector structure schematic diagram in the embodiment of the present invention 3.
Specific embodiment
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
Embodiment 1：
As shown in Figures 1 to 3, a kind of range hood, including body 1, exhaust fume collecting hood 9 and the panel being arranged on exhaust fume collecting hood 9 front
2, this panel 2 includes top panel 21 and lower panel 22, is provided with oil cleaner screen 6 between this top panel 21 and lower panel 22, and oil strain
The outside of net 6 is provided with gear smoke background 7, and the both sides of gear smoke background 7 are rotated with exhaust fume collecting hood 9 medial wall both sides and are connected, and under open state, keeps off cigarette
Screen 7 is dug upwards and is exposed oil cleaner screen 6, and under off-mode, gear smoke background 7 downwardly turns over and covers oil cleaner screen 6.
It is provided with spiral case 3 above above-mentioned exhaust fume collecting hood 9, in spiral case 3, be provided with impeller 31, the air inlet setting of spiral case 3 front side
There is current collector 5, on rear side of spiral case 3, be fixed with blower fan 4.When blower fan 4 impeller 31 rotates, the air in spiral case 3 is discharged snail
Shell 3, is internally formed negative pressure in spiral case 3, oil smoke under suction function from exhaust fume collecting hood 9 by current collector 5 enter spiral case 3 in after,
It is discharged to common flue in the presence of blower fan 4 or discharge outdoor.
Above-mentioned current collector 5 in the present embodiment includes afflux circle 51 and the dictyosome 52 being arranged in afflux circle 51, above-mentioned collection
Stream circle 51 is arranged on air inlet coaxial with above-mentioned impeller 31, and the week of above-mentioned dictyosome 52 is along the internal ring wall company with afflux circle 51
Connect, and this dictyosome 52, along air-flow direction, equably makees dome shape projection towards side centered on its center of circle, and curvature
Radius is 210～218mm (being 214mm in the present embodiment), and this dictyosome 52 is stacked along before and after airflow direction by two panels screens 521
Form, each screens 521 is all evenly equipped with orthohexagonal mesh 53, and the inscribed circle diameter of each mesh 53 is 6～13mm
(being 10mm in the present embodiment), and the spacing between each screens 521 is 20～30mm (being 20mm in the present embodiment).
Further, in the present embodiment, the mesh 53 on each screens 521 in dictyosome 52 aligns along before and after airflow direction, this
The uneven air-flow of sample air inlet can carry out rectification through two-layer screens 521 and gradually uniform successively, thus realize right
The successive ignition in flow field is processed, and effectively improves air quantity and blast, reduces noise.
Embodiment 2：
As shown in Figure 4 and Figure 5, as different from Example 1, in embodiment 2, dictyosome 52 is stacked by two panels screens 521
Form, the mesh 53 of this two panels screens 521 along airflow direction front-back staggered, and with the net on above-mentioned two panels screens 521
Hole 53 is aligned to original state along before and after airflow direction, then wherein a piece of screens 521 offsets with respect to another screens 521
Angle is 25 °～30 ° (being 28 ° in the present embodiment).Further, dictyosome 52 forms equally distributed rectification unit 8, each rectification
Unit 8 all includes the first area 81 positioned at center, circumferentially distributed the second area 82 centered on the first area 81 and along the secondth area
82 the 3rd circumferentially distributed areas 83, the wherein first area 81 is by stacked in front and back 53 groups of a pair of mesh in above-mentioned two panels screens 521
Become, the second area 82 and the 3rd area 83 are formed by stacked in front and back two hoop net holes 53 in above-mentioned two panels screens 521, and above-mentioned
In first area 81, the second area 82 and the 3rd area 83, (i.e. mesh 53 is interior for each mesh 53 center on wherein a piece of screens 521
Connect the round heart) with respect to corresponding mesh 53 center on another screens 521 offset distance be respectively d1、d2And d3, such as scheme
Shown in 5, d1Inscribed circle center of circle O for two mesh 53 in the first area 811、O2The distance between, d2For the arbitrary net in the second area 82
The inscribed circle center of circle O in hole 533The inscribed circle center of circle O of corresponding mesh 534The distance between, d3For arbitrary in the 3rd area 83
The inscribed circle center of circle O of mesh 535The inscribed circle center of circle O of corresponding mesh 536The distance between, in the present embodiment, d1、d2
And d3It is respectively 4～6mm, 28～30mm, 51～55mm (being respectively 5mm, 30mm, 53mm in the present embodiment).
3rd area 83 of adjacent rectification unit 8 is overlapped.On the basis of the successive ignition realizing stream field is processed, carry
High grease separating degree, the mesh 53 being prevented effectively from screens 521 blocks.
Embodiment 3：
As shown in fig. 6, as different from Example 1, in embodiment 3, dictyosome 52 is stacked by three screenses 521 and forms,
And the mesh 53 on three screenses 521 is along airflow direction front-back staggered respectively, each mesh 53 on wherein each screens 521
The offset distance that the center of circle corresponds to corresponding mesh 53 center of circle on remaining arbitrary screens 521 is 6～8mm (in the present embodiment
For 8mm), the measuring method of this offset distance is in the same manner as in Example 2, repeats no more.
Claims (10)
1. a kind of new current collector, including afflux circle (51) it is characterised in that also including the dictyosome being arranged in afflux circle (51)
(52), the week of this dictyosome (52) is along being connected with the internal ring wall of afflux circle (51), and this dictyosome (52) along air-flow direction, with
Equably outwardly convex centered on its center of circle, this dictyosome (52) is stacked along before and after airflow direction by least two panels screens (521)
Form.
2. as claimed in claim 1 new current collector it is characterised in that the spacing between each described screens (521) is
20～30mm.
3. as claimed in claim 2 new current collector it is characterised in that described dictyosome (52) is by 2～3 screenses (521)
Composition.
4. as claimed in claim 1 new current collector it is characterised in that described dictyosome (52) outwards spherical shape is raised, and
Its radius of curvature is 210～218mm.
5. as claimed in claim 1 new current collector it is characterised in that being all evenly equipped with positive six on each described screens (521)
The mesh (53) of side shape, and the inscribed circle diameter of each mesh (53) is 6～13mm.
6. the new current collector as described in any one of Claims 1 to 5 is it is characterised in that each screens in described dictyosome (52)
(521) mesh (53) on aligns along before and after airflow direction.
7. the new current collector as described in any one of Claims 1 to 5 is it is characterised in that at least two in described dictyosome (52)
The mesh (53) of piece screens (521) along airflow direction front-back staggered, and with the mesh on above-mentioned two panels screens (521)
(53) it is aligned to original state along before and after airflow direction, then wherein a piece of screens (521) is with respect to another screens (521)
Deviation angle is 25 °～30 °.
8. as claimed in claim 7 new current collector it is characterised in that two panels screens (521) in described dictyosome (52)
On mesh (53) along airflow direction front-back staggered, thus forming equally distributed rectification unit (8), each rectification unit (8) is all
Including positioned at firstth area (81) at center, circumferentially distributed the secondth area (82) centered on the firstth area (81) and along the secondth area
(82) the 3rd circumferentially distributed area (83), the wherein first area (81) is by a pair stacked in front and back in above-mentioned two panels screens (521)
Mesh (53) forms, and described secondth area (82) and the 3rd area (83) are by two being stacked in front and back in above-mentioned two panels screens (521)
Hoop net hole (53) forms, and in above-mentioned firstth area (81), the secondth area (82) and the 3rd area (83), wherein a piece of screens
(521) each mesh (53) center on respect to the offset distance at corresponding mesh (53) center on another screens (521) is
It is respectively 4～6mm, 28～30mm, 51～55mm, the 3rd area (83) of adjacent rectification unit (8) is overlapped.
9. as claimed in claim 7 new current collector it is characterised in that three screenses (521) in described dictyosome (52)
On mesh (53) along airflow direction respectively front-back staggered, each mesh (53) center of circle on wherein each screens (521) corresponds to
The offset distance in corresponding mesh (53) center of circle on remaining arbitrary screens (521) is 6～8mm.
10. a kind of range hood, including spiral case (3) it is characterised in that also including new described in any one of claim 1～9
Current collector, this current collector is arranged on the air inlet of spiral case (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610915630.0A CN106382259B (en) | 2016-10-20 | 2016-10-20 | A kind of range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610915630.0A CN106382259B (en) | 2016-10-20 | 2016-10-20 | A kind of range hood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106382259A true CN106382259A (en) | 2017-02-08 |
| CN106382259B CN106382259B (en) | 2019-05-24 |
Family
ID=57958045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610915630.0A Active CN106382259B (en) | 2016-10-20 | 2016-10-20 | A kind of range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106382259B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108253486A (en) * | 2018-02-05 | 2018-07-06 | 天津大学 | A kind of novel center circle cellular type rectification plate of range hood |
| CN108916963A (en) * | 2018-09-25 | 2018-11-30 | 广东海信家电有限公司 | A kind of range hood baffle liner and range hood |
| CN110017302A (en) * | 2018-01-10 | 2019-07-16 | 青岛海尔智慧厨房电器有限公司 | Blower and kitchen ventilator |
| US11428419B2 (en) * | 2020-07-28 | 2022-08-30 | Whirlpool Corporation | Vent hood assembly |
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| CN201916254U (en) * | 2011-01-10 | 2011-08-03 | 珠海格力电器股份有限公司 | Centrifugal fan and air conditioner comprising same |
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| CN203010705U (en) * | 2012-11-19 | 2013-06-19 | 宁波方太厨具有限公司 | Oil guide structure of side-draught range hood |
| CN203685690U (en) * | 2014-01-14 | 2014-07-02 | 东莞市金河田实业有限公司 | Turbocharged fan structure |
| CN203926150U (en) * | 2014-04-14 | 2014-11-05 | 中山市宏士不锈钢实业有限公司 | A kind of easily removable and washable centrifugal blower of used for range hood |
| CN204574174U (en) * | 2015-03-26 | 2015-08-19 | 迅达科技集团股份有限公司 | The air-ducting ring of range hood |
| CN205190352U (en) * | 2015-09-10 | 2016-04-27 | 依必安派特穆尔芬根有限两合公司 | Install airflow fence on suction side of fan |
| CN105952689A (en) * | 2016-07-19 | 2016-09-21 | 宁波日进通风设备有限公司 | Draught fan |
| CN206092516U (en) * | 2016-10-20 | 2017-04-12 | 宁波方太厨具有限公司 | Novel range hood of collector and applied this collector |
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2016
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| US20040253092A1 (en) * | 2003-06-13 | 2004-12-16 | Hancock Stephen S. | Rounded blower housing with increased airflow |
| US20060169256A1 (en) * | 2005-02-02 | 2006-08-03 | Lavender Stephen J | Blower housing for internal combustion engine |
| CN201463041U (en) * | 2009-03-10 | 2010-05-12 | 王国兴 | Oil and smoke separating component and range hood using same |
| CN201916254U (en) * | 2011-01-10 | 2011-08-03 | 珠海格力电器股份有限公司 | Centrifugal fan and air conditioner comprising same |
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| CN203685690U (en) * | 2014-01-14 | 2014-07-02 | 东莞市金河田实业有限公司 | Turbocharged fan structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017302A (en) * | 2018-01-10 | 2019-07-16 | 青岛海尔智慧厨房电器有限公司 | Blower and kitchen ventilator |
| CN108253486A (en) * | 2018-02-05 | 2018-07-06 | 天津大学 | A kind of novel center circle cellular type rectification plate of range hood |
| CN108916963A (en) * | 2018-09-25 | 2018-11-30 | 广东海信家电有限公司 | A kind of range hood baffle liner and range hood |
| CN108916963B (en) * | 2018-09-25 | 2023-11-07 | 广东海信家电有限公司 | Range hood guide ring and range hood |
| US11428419B2 (en) * | 2020-07-28 | 2022-08-30 | Whirlpool Corporation | Vent hood assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106382259B (en) | 2019-05-24 |
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