CN104534535A - Fume exhaust fan - Google Patents
Fume exhaust fan Download PDFInfo
- Publication number
- CN104534535A CN104534535A CN201510007280.3A CN201510007280A CN104534535A CN 104534535 A CN104534535 A CN 104534535A CN 201510007280 A CN201510007280 A CN 201510007280A CN 104534535 A CN104534535 A CN 104534535A
- Authority
- CN
- China
- Prior art keywords
- negative pressure
- pressure cavity
- air box
- range hood
- described air
- 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.)
- Pending
Links
- 239000003517 fume Substances 0.000 title claims description 32
- 239000000779 smoke Substances 0.000 claims abstract description 6
- 238000005086 pumping Methods 0.000 claims description 8
- 230000006698 induction Effects 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 235000019504 cigarettes Nutrition 0.000 description 2
- 238000012958 reprocessing Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 241000237858 Gastropoda Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention relates to a range hood which comprises a negative pressure cavity and a fan box, wherein the negative pressure cavity is communicated with the fan box to form a suction air channel, a wind wheel is arranged in the fan box, the negative pressure cavity forms a negative pressure area through the rotation of the wind wheel, so that oil smoke enters the fan box through the negative pressure cavity and is finally discharged from the fan box. The fan box provided by the invention combines the fan cabinet and the volute in the prior art, the volute does not need to be processed, the structure is simple, the material cost is saved, and other structures do not need to be arranged outside the fan box, so that the internal air vortex effect is reduced, the air performance is improved, and the noise is reduced.
Description
Technical field
The present invention relates to appliance field, particularly relate to a kind of range hood.
Background technology
Current range hood is all made up of parts such as oil network, exhaust fume collecting hood, wind cabinet, spiral cases, all connected by modes such as welding, riveted joint or screw connections between each several part, Each part is relatively fixing, and cost, performance are relatively stable, not easily has larger improvement.Wherein, the snail type structure that spiral case has, complex structure, difficulty of processing is comparatively large, and rapidoprint cost is higher.Further, between spiral case and wind cabinet, easily form eddy current, produce larger noise.
Summary of the invention
The object of the invention is to propose a kind of range hood, its structure is simple, easy to process.
For achieving the above object, the invention provides a kind of range hood, it comprises negative pressure cavity and air box, described negative pressure cavity is communicated with described air box, form pumping air channel, be provided with wind wheel in described air box, described negative pressure cavity forms negative pressure region by the rotation of described wind wheel, make oil smoke enter described air box by described negative pressure cavity, finally discharge from described air box.
One preferably or in embodiment, described air box is nested to be arranged in described negative pressure cavity.
One preferably or in embodiment, described negative pressure cavity is nested to be arranged in described air box.
One preferably or in embodiment, described air box and described negative pressure cavity are installed successively up and down.
Preferably or in embodiment, also exhaust fume collecting hood is comprised one.
One preferably or in embodiment, described exhaust fume collecting hood is arranged on described air box, or described exhaust fume collecting hood is arranged on described negative pressure cavity.
One preferably or in embodiment, the integrated oil network of induction part of described negative pressure cavity.
One preferably or in embodiment, the shape of described negative pressure cavity is cone, spherical or square.
One preferably or in embodiment, the induction part of described negative pressure cavity is provided with air admission hole, and described air admission hole is circular hole, delthyrium or polygonal hole.
One preferably or in embodiment, the interior shape of described air box is cone, spherical or square.
One preferably or in embodiment, the shape of described exhaust fume collecting hood is butterfly, turriform or deep cavity shape.
One preferably or in embodiment, described negative pressure cavity cuts off formation by dividing plate in described air box, or described negative pressure cavity is by board making one-tenth and relative to described air box independently parts.
Based on technique scheme, the present invention at least has following beneficial effect:
Air box provided by the invention is combined with wind cabinet of the prior art and spiral case, and without the need to reprocessing spiral case, structure is simple, save material cost, and air box is outside without the need to arranging other structures again, decreases inner air venturi effect, improves air performance, decreases noise.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the exploded perspective view of a specific embodiment of range hood provided by the invention;
Fig. 2 is the structure diagram of the arrangement form one of the negative pressure cavity of range hood provided by the invention, air box and exhaust fume collecting hood;
Fig. 3 is the structure diagram of the arrangement form two of the negative pressure cavity of range hood provided by the invention, air box and exhaust fume collecting hood;
Fig. 4 is the structure diagram of the arrangement form three of the negative pressure cavity of range hood provided by the invention, air box and exhaust fume collecting hood;
Fig. 5 is the structure diagram of the arrangement form four of the negative pressure cavity of range hood provided by the invention, air box and exhaust fume collecting hood;
Fig. 6 is the structure diagram of the arrangement form five of the negative pressure cavity of range hood provided by the invention, air box and exhaust fume collecting hood.
Attached number in the figure:
1-air box; 2-negative pressure cavity; 3-exhaust fume collecting hood; 4-wind wheel; 5-motor; 6-electric machine support; 7-air box cover plate; 8-cover plate; 9-decorative panel; 10-lubricating cup; 11-air outlet seat; 12-locking nut.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in embodiment is clearly and completely described.Obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on embodiments of the invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limiting the scope of the invention can not be interpreted as.
As shown in figures 1 to 6, for the illustrative examples of range hood provided by the invention, in this illustrative examples, range hood comprises negative pressure cavity 2 and air box 1, negative pressure cavity 2 is communicated with the inside of air box 1, form pumping air channel, motor 5 and wind wheel 4 is provided with in air box 1, motor 5 is electrically connected wind wheel 4, and wind wheel 4 rotates, and forms negative pressure region by negative pressure cavity 2, first oil smoke enters negative pressure cavity 2, then enter air box 1 by negative pressure cavity 2, namely oil smoke enters in the pumping air channel that negative pressure cavity 2 and air box 1 formed, finally discharge from air box 1.
In above-mentioned illustrative examples, air box 1 provided by the invention is combined with wind cabinet of the prior art and spiral case, without the need to reprocessing spiral case, structure is simple, save material cost, and air box 1 outside is without the need to arranging other structures (such as: wind cabinet) again, decreases inner air venturi effect, improves air performance, decreases noise.
In above-mentioned each illustrative examples, negative pressure cavity 2 can cut off formation by dividing plate in air box 1, or negative pressure cavity 2 also can be become relative to air box 1 independently parts by board making.The present invention, by independent for negative pressure cavity 2, determines the negative pressure region of surrounding by negative pressure cavity 2.
In the illustrative examples of range hood provided by the invention, range hood can also comprise exhaust fume collecting hood 3, and the effect arranging exhaust fume collecting hood 3 is that auxiliary negative pressure cavity 2 is to change negative pressure region and outward appearance needs.
As shown in figures 2-6, the air box 1 of range hood provided by the invention, negative pressure cavity 2 and exhaust fume collecting hood 3 can have and multiplely arrange form, as long as flue gas can be made first to enter negative pressure cavity 2 then enter air box 1 by negative pressure cavity 2, finally can be discharged to outdoor just passable from air box 1.Be specially: air box 1 can nestedly be arranged in negative pressure cavity 2; Or negative pressure cavity 2 can nestedly be arranged in air box 1; Or air box 1 and negative pressure cavity 2 are installed successively up and down.Exhaust fume collecting hood 3 can be arranged on air box 1, or exhaust fume collecting hood 3 can be arranged on negative pressure cavity 2.
Enumerate five below and specifically form is set, to illustrate that the air box 1 of range hood provided by the invention, negative pressure cavity 2 and exhaust fume collecting hood 3 have multiple form is set.
As shown in Figure 2, air box 1 can nestedly be arranged in negative pressure cavity 2, and exhaust fume collecting hood 3 can be arranged on negative pressure cavity 2.
As shown in Figure 3, negative pressure cavity 2 can nestedly be arranged in air box 1, and exhaust fume collecting hood 3 can be arranged on air box 1.
As shown in Figure 4, air box 1 and negative pressure cavity 2 can be arranged above and below successively and arrange, and exhaust fume collecting hood 3 can be arranged on negative pressure cavity 2.
As shown in Figure 5, air box 1 and negative pressure cavity 2 can be arranged above and below successively and arrange, and exhaust fume collecting hood 3 can be arranged on air box 1.
As shown in Figure 6, air box 1 and negative pressure cavity 2 can be arranged above and below successively and arrange, and exhaust fume collecting hood 3 can be arranged on the below of negative pressure cavity 2.
In each illustrative examples of range hood provided by the invention, the shape of negative pressure cavity 2 can be cone, spherical or square, or other are regular or irregularly shaped, the negative pressure cavity 2 of different structure can make the negative pressure region of range hood different, by optimizing the structure of negative pressure cavity 2, the negative pressure region of range hood can be adjusted, and then strengthen mist extractor performance.
Corresponding, the interior shape of air box 1 also can make the shape of actual needs, such as: cone, spherical or square, or other rules or irregularly shaped etc.
In above-mentioned illustrative examples, the pumping air channel of range hood is one of principal element affecting range hood air performance, and the pumping air channel of range hood provided by the invention forms primarily of negative pressure cavity 2 and air box 1.The shape of air box 1 and negative pressure cavity 2 refers to the shape that its inside surrounds, the true form namely in the pumping air channel system of range hood.Air box 1 and negative pressure cavity 2 can be designed to different shapes as required, and then can optimize the pumping air channel system of cigarette machine, improve air performance, control noise.Therefore, the design shape of negative pressure cavity 2 and air box 1 should match.
In each illustrative examples of range hood provided by the invention, the induction part of negative pressure cavity 2 can be provided with the air admission hole of several various shape, and air admission hole can be circular hole, delthyrium or polygonal hole etc.
One preferably or in embodiment, the induction part of negative pressure cavity 2 can integrated oil network.The integrated oil network of negative pressure cavity 2 is adopted to define the negative pressure region of range hood, the air admission hole of the induction part of the mesh in oil network and negative pressure cavity 2.
In each illustrative examples of range hood provided by the invention, exhaust fume collecting hood 3 also can need to make various shape by design, such as: butterfly, turriform or deep cavity shape etc., draws oil smoke effect in promote.
Range hood provided by the invention, air box 1 wherein, negative pressure cavity 2 and exhaust fume collecting hood 3 can make respective shapes according to actual needs, to promote cigarette machine noise performance and air performance.
As shown in Figure 1, for the exploded perspective view of a specific embodiment of range hood provided by the invention, in this specific embodiment, range hood mainly comprises air box 1, negative pressure cavity 2, exhaust fume collecting hood 3, be arranged on the motor 5 in air box 1 and wind wheel 4, also comprise the electric machine support 6 for support motor 5, the air box cover plate 7 on air box 1, cover plate 8 on exhaust fume collecting hood 3, and the part such as air outlet seat 11, lubricating cup 10, decorative panel 9 and locking nut 12.
Range hood provided by the invention, when producing assembling, first modularly can assemble air box 1, negative pressure cavity 2, exhaust fume collecting hood 3 respectively, more totally assembling, also can assemble successively by part order by actual conditions, and assembling mode flexibly, conveniently.
In sum, the present invention changes the composition system of traditional range hood from the structure of range hood, saves material, convenient for assembly.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (12)
1. a range hood, it is characterized in that: comprise negative pressure cavity (2) and air box (1), described negative pressure cavity (2) is communicated with described air box (1), form pumping air channel, wind wheel (4) is provided with in described air box (1), described negative pressure cavity (2) forms negative pressure region by the rotation of described wind wheel (4), oil smoke enters described air box (1) by described negative pressure cavity (2), finally discharges from described air box (1).
2. range hood as claimed in claim 1, is characterized in that: described air box (1) is nested to be arranged in described negative pressure cavity (2).
3. range hood as claimed in claim 1, is characterized in that: described negative pressure cavity (2) is nested to be arranged in described air box (1).
4. range hood as claimed in claim 1, is characterized in that: described air box (1) and described negative pressure cavity (2) are installed successively up and down.
5. the range hood as described in any one of claim 1-4, is characterized in that: also comprise exhaust fume collecting hood (3).
6. range hood as claimed in claim 5, it is characterized in that: described exhaust fume collecting hood (3) is arranged on described air box (1), or described exhaust fume collecting hood (3) is arranged on described negative pressure cavity (2).
7. range hood as claimed in claim 1, is characterized in that: the integrated oil network of induction part of described negative pressure cavity (2).
8. range hood as claimed in claim 1, is characterized in that: the shape of described negative pressure cavity (2) is cone, spherical or square.
9. range hood as claimed in claim 1, it is characterized in that: the induction part of described negative pressure cavity (2) is provided with air admission hole, described air admission hole is circular hole, delthyrium or polygonal hole.
10. range hood as claimed in claim 1, is characterized in that: the interior shape of described air box (1) is cone, spherical or square.
11. range hoods as claimed in claim 5, is characterized in that: the shape of described exhaust fume collecting hood (3) is butterfly, turriform or deep cavity shape.
12. range hoods as claimed in claim 1, it is characterized in that: described negative pressure cavity (2) cuts off formation by dividing plate in described air box (1), or described negative pressure cavity (2) is by board making one-tenth and relative to described air box (1) independently parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510007280.3A CN104534535A (en) | 2015-01-05 | 2015-01-05 | Fume exhaust fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510007280.3A CN104534535A (en) | 2015-01-05 | 2015-01-05 | Fume exhaust fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104534535A true CN104534535A (en) | 2015-04-22 |
Family
ID=52850114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510007280.3A Pending CN104534535A (en) | 2015-01-05 | 2015-01-05 | Fume exhaust fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104534535A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059071A (en) * | 2018-09-21 | 2018-12-21 | 珠海格力电器股份有限公司 | Oil fume extraction system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2148275Y (en) * | 1993-02-23 | 1993-12-01 | 李光辉 | Domestic cooker hood |
| CN2825080Y (en) * | 2005-09-12 | 2006-10-11 | 吕玉民 | Hood type oil smoke purifier |
| US20070227526A1 (en) * | 2006-03-28 | 2007-10-04 | Chin-Tuan Liao | Backpressure-inhibiting device for exhausting apparatus |
| DE102008021601A1 (en) * | 2008-04-30 | 2009-11-05 | BSH Bosch und Siemens Hausgeräte GmbH | Exhaust hood i.e. circulating air-kitchen hood, for filtering cooking vapors, has quadrant-rounded front surface connecting ends of radial surfaces with each other, where ends are turned away from circle center |
| CN201819289U (en) * | 2010-09-02 | 2011-05-04 | 郑红卫 | Wind pressure range hood |
| CN203431968U (en) * | 2013-08-22 | 2014-02-12 | 中山市超人电器有限公司 | Extractor hood provided with wind deflector |
| CN204404308U (en) * | 2015-01-05 | 2015-06-17 | 珠海格力电器股份有限公司 | Fume exhaust fan |
-
2015
- 2015-01-05 CN CN201510007280.3A patent/CN104534535A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2148275Y (en) * | 1993-02-23 | 1993-12-01 | 李光辉 | Domestic cooker hood |
| CN2825080Y (en) * | 2005-09-12 | 2006-10-11 | 吕玉民 | Hood type oil smoke purifier |
| US20070227526A1 (en) * | 2006-03-28 | 2007-10-04 | Chin-Tuan Liao | Backpressure-inhibiting device for exhausting apparatus |
| DE102008021601A1 (en) * | 2008-04-30 | 2009-11-05 | BSH Bosch und Siemens Hausgeräte GmbH | Exhaust hood i.e. circulating air-kitchen hood, for filtering cooking vapors, has quadrant-rounded front surface connecting ends of radial surfaces with each other, where ends are turned away from circle center |
| CN201819289U (en) * | 2010-09-02 | 2011-05-04 | 郑红卫 | Wind pressure range hood |
| CN203431968U (en) * | 2013-08-22 | 2014-02-12 | 中山市超人电器有限公司 | Extractor hood provided with wind deflector |
| CN204404308U (en) * | 2015-01-05 | 2015-06-17 | 珠海格力电器股份有限公司 | Fume exhaust fan |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059071A (en) * | 2018-09-21 | 2018-12-21 | 珠海格力电器股份有限公司 | Oil fume extraction system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150422 |