CN103127785A - Lampblack filter device and kitchen ventilator - Google Patents
Lampblack filter device and kitchen ventilator Download PDFInfo
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- CN103127785A CN103127785A CN2011103962673A CN201110396267A CN103127785A CN 103127785 A CN103127785 A CN 103127785A CN 2011103962673 A CN2011103962673 A CN 2011103962673A CN 201110396267 A CN201110396267 A CN 201110396267A CN 103127785 A CN103127785 A CN 103127785A
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Abstract
The invention provides a lampblack filter device and a kitchen ventilator. The lampblack filter device comprises an inner layer oil net and an outer layer oil net. Both the inner layer oil net and the outer layer oil net are respectively provided a vent hole and a wall body. The orthographic projection of the vent hole of the inner layer oil net and the orthographic projection of the vent hole of the outer layer oil net are partly overlapped in the same horizontal plane to form an overlapped portion. The lampblack filter device further comprises a middle layer oil net which is arranged between the outer layer oil net and the inner layer oil net, the middle layer oil net comprises a vent hole and a wall body, the orthographic projection the wall body of the middle layer oil net in the same horizontal plane covers in the same horizontal plane. Therefore, an average area of the vent hole in each layer is enabled to occupy less than 50% of the whole area of each layer of oil net.
Description
[technical field]
The present invention relates to the smoke exhaust ventilator field, relate in particular to the filtering oil smoke net.
[background technology]
Range hood claims again smoke exhaust ventilator, is a kind of kitchen appliance that purifies kitchen environment.It is arranged on the top of cooking stove in the kitchen, the harmful oil smoke that produces in the refuse of cooking stove burning and cooking process can be taken away rapidly, discharges outdoorly, and the minimizing indoor pollution purifies the air of a room, and gas defence, explosion-proof safety guarantee effect are arranged.
Lampblack filter is an important component of smoke exhaust ventilator, is a hot technology in smoke exhaust ventilator field about the technological improvement of lampblack filter always.In recent years, oil network multiple stratification, cooking fume circulation road complicationsization become a kind of technological trend day by day.The typical technical schemes that representing this trend as Chinese invention patent application 200680014305.1,200710067836.3 and 200910264799.4.But the prior art scheme take above-mentioned patent application as representative still exists many drawbacks, is further improved.Wherein, a most outstanding drawback is: adopt existing technical scheme, the ratio that the air vent area of average every one deck oil network accounts for this layer oil network gross area the most very much not can surpass 50%.And the air vent area accounts for the ratio of the oil network gross area, can directly have influence on smoke exhaust efficiency and the noise level of smoke exhaust ventilator.How breaking through 50% this bottleneck, is one of this area technical barrier that needs to be resolved hurrily.
Unless sufficient evidence support is arranged, otherwise prior art described here and do not mean that and admit that these prior aries those of ordinary skill for the field that the invention relates to before the application's the applying date is known.
[summary of the invention]
Main purpose of the present invention is: for above-mentioned technical problem, the ratio that the air vent area that proposes a kind of average every one deck oil network accounts for this layer oil network gross area surpasses 50% novel lampblack filter and smoke exhaust ventilator.
The present invention proposes a kind of lampblack filter, comprise internal layer oil network and outer oil network, described internal layer oil network and outer oil network are provided with air vent and wall body respectively, the air vent of described internal layer oil network and the orthographic projection of the air vent of described outer oil network on same level are partly overlapping, form the overlapping portion; Described lampblack filter also is provided with the middle level oil network, and described middle level oil network is arranged between described outer oil network and described internal layer oil network, and described middle level oil network is provided with air vent and wall body; The orthographic projection of the wall body of described middle level oil network on described horizontal plane covers described overlapping portion.Like this, the ratio that makes the air vent area of average every one deck oil network account for this layer oil network gross area surpasses 50% becomes possibility." the air vent area of average every one deck oil network accounts for the ratio of this layer oil network gross area " refers to that the air vent area of each layer oil network accounts for the mean value of the ratio of this layer oil network gross area.
Optionally, the quantity of described middle level oil network is at least two; The described overlapping portion of the common covering of the orthographic projection of the wall body of described each middle level oil network on described horizontal plane.In fact, the air vent area of average every one deck oil network accounts for the ratio of this layer oil network gross area, is directly proportional to described each middle level oil network quantity.For example, when the quantity of middle level oil network was one, the mean value that the air vent area of each layer oil network accounts for the ratio of this layer oil network gross area reached as high as 66.7%.When the quantity of middle level oil network was two, the mean value that the air vent area of each layer oil network accounts for the ratio of this layer oil network gross area reached as high as 75%.When the quantity of middle level oil network was three, the mean value that the air vent area of each layer oil network accounts for the ratio of this layer oil network gross area reached as high as 80%.
Optionally, jointly cover the orthographic projection of wall body on described horizontal plane of each middle level oil network of a certain overlapping portion end to end successively.Like this, help to guarantee the even, steady of air-flow, and reduce noise.
Optionally, jointly cover in the wall body of each middle level oil network of a certain overlapping portion, the orthographic projection of wall body on described horizontal plane of two middle level oil networks that is separated with at least one middle level oil network is end to end.Like this, help to guarantee the even, steady of air-flow, and reduce noise.
Optionally, the width of each air vent of described internal layer oil network is X; The width of each air vent of described outer oil network is Y; X=Y.Like this, help to guarantee the even, steady of air-flow, and reduce noise.
Optionally, X=Y 〉=25mm.In prior art, without exception, the width of air vent all is not more than 20mm.Can say, this programme is the breakthrough to this inherent technology set of this area.
Optionally, the width of described each overlapping portion is Z; The quantity of described middle level oil network is n, n 〉=1; The width of each wall body of described middle level oil network equates, all more than or equal to Z/n.Particularly, when the width of each wall body equaled Z/n, the mean value that can make the air vent area of each layer oil network account for the ratio of this layer oil network gross area reached maximum.
Optionally, the periphery of the air vent of described internal layer oil network and/or outer oil network and/or middle level oil network is provided with flange, and described flange is towards the inside of smoke exhaust ventilator.Turnup structure had both helped to guarantee the smooth and easy of air-flow, also helped to form the Oil Guide passage.
Optionally, described internal layer oil network, outer oil network are identical with the global shape of middle level oil network, all are prism-frustum-shaped or round table-like or tabular.
Optionally, described internal layer oil network and/or outer oil network and/or middle level oil network adopt polytetrafluoroethylmaterial material to make.Particularly, when the middle level oil network adopts polytetrafluoroethylmaterial material to make, both can be so that the middle level oil network be easy to clean, or even exempt from cleaning, can save manufacturing cost again.
The present invention also proposes a kind of lampblack filter, comprise the first oil network and the second oil network, described the first oil network and the second oil network are provided with air vent and wall body respectively, the orthographic projection of the air vent of the air vent of described the first oil network and described the second oil network on same level is partly overlapping, forms the overlapping portion; Described lampblack filter also is provided with the 3rd oil network, and described the 3rd oil network is provided with air vent and wall body; The orthographic projection of the wall body of described the 3rd oil network on described horizontal plane covers described overlapping portion.Like this, the ratio that makes the air vent area of average every one deck oil network account for this layer oil network gross area surpasses 50% becomes possibility.
Optionally, from top to bottom, described the first oil network, the second oil network and the 3rd oil network three's distributing order is:
The 3rd oil network, the first oil network, the second oil network; Perhaps
The first oil network, the second oil network, the 3rd oil network.
The present invention also proposes a kind of smoke exhaust ventilator, and it is provided with lampblack filter as described in above any one.Like this, the ratio that makes the air vent area of average every one deck oil network account for this layer oil network gross area surpasses 50% becomes possibility.And then, can promote the smoke exhaust efficiency of smoke exhaust ventilator, and reduce noise.
Foregoing invention content of the present invention is not be used to describing all possible embodiments of the present invention.In whole application, many places provide guidance by enumerating example, and these examples can be used for various feasible combinations.
[description of drawings]
The following drawings is only done the present invention and is schematically illustrated and explain, not delimit the scope of the invention, wherein:
Fig. 1 is the explosive view of a kind of lampblack filter embodiment of the present invention;
Fig. 2 is the part sectioned view of lampblack filter embodiment shown in Figure 1;
Fig. 3 is the part sectioned view of the another kind of lampblack filter embodiment of the present invention;
Fig. 4 is the part sectioned view of another lampblack filter embodiment of the present invention;
Fig. 5 is the part sectioned view of another lampblack filter embodiment of the present invention.
Explanation about Reference numeral in figure:
1-internal layer oil network, 2-middle level oil network, the outer oil network of 3-, 41,42, the 43-air vent, 51,52, the 53-wall body, 6-flange.
[specific embodiment]
For making purpose of the present invention, scheme and beneficial effect more cheer and bright, the invention will be further described below in conjunction with accompanying drawing and preferred embodiment.What at first need to be explained is that in the specific descriptions to preferred embodiment, same or similar feature has identical Reference numeral below.In addition, indivedual accompanying drawings may be accurate not, in such cases, should be as the criterion with text description.
Embodiment 1
As shown in Figure 1, the present invention proposes a kind of lampblack filter embodiment, comprises an internal layer oil network 1, an outer oil network 3 and a middle level oil network 2.Outer oil network 3 is arranged at the below of internal layer oil network 1, and middle level oil network 2 is arranged between outer oil network 3 and internal layer oil network 1.Internal layer oil network 1, outer oil network 3 are identical with middle level oil network 2 threes' global shape, all are the quadrangular frustum pyramid shaped of putting upside down.And then lampblack filter integral body also is the quadrangular frustum pyramid shaped of putting upside down.Internal layer oil network 1, outer oil network 3 and middle level oil network 2 threes are provided with oil leaking hole in its bottom respectively, and the liquid greasy dirt that these oil leaking holes are used for collecting is transported in the lubricating cup that is arranged at outer oil network 3 bottoms.Internal layer oil network 1, outer oil network 3 and middle level oil network 2 are provided with air vent 41,42,43 and wall body 51,52,53 respectively.Each air vent 41,42,43 adopts the slotted hole structure.
Fig. 2 dissects on a side of the lampblack filter of quadrangular frustum pyramid shaped and the profile of a part obtaining.As shown in Figure 2, each air vent 41,42 of internal layer oil network 1, outer oil network 3 and middle level oil network 2,43 periphery are provided with flange 6 respectively, and each flange 6 is all towards the inside of smoke exhaust ventilator.Each flange 6 is corresponding wall body 51, a part of 52,53.
The air vent 41 of internal layer oil network 1 is partly overlapping with the orthographic projection of air vent 43 on same level of outer oil network 3, and equitant part consists of the overlapping portion.Here, " horizontal plane " is interpreted as: when object is done the movement of falling object, with the perpendicular a certain plane of its direction of motion.Therefore, if internal layer oil network 1 and outer oil network 3 are only arranged, and there is no middle level oil network 2, the drop of the inner drippage of smoke exhaust ventilator can pass the overlapping portion, and then falls on cooker or the kitchen range top.
The orthographic projection of the wall body 52 of middle level oil network 2 on described horizontal plane covers described overlapping portion.Therefore, the drop that drops to described overlapping portion can be caught by the wall body 52 of corresponding middle level oil network 2, and finally flows into lubricating cup, and can not fall on cooker or the kitchen range top.Here, " covering " be interpreted as: the orthographic projection of wall body 52 on described horizontal plane of middle level oil network 2 is enough to described overlapping portion is covered fully.
The width of each air vent 41 of internal layer oil network 1 equates with the width of each air vent 43 of outer oil network 3, is 25mm.Here, " width of air vent " is interpreted as: in Fig. 2, and internal layer oil network 1 or outer oil network 3 adjacent and be separated with distance between two flange 6 of an air vent.
Internal layer oil network 1 and outer oil network 3 all adopt stainless steel material to make.And middle level oil network 2 adopts polytetrafluoroethylmaterial material to make.Internal layer oil network 1, outer oil network 3 are mounted with middle level oil network 2 threes is in the same place.Because internal layer oil network 1 and outer oil network 3 all adopt stainless steel material to make, help to guarantee appearance looks elegant and the service life of lampblack filter.And make because middle level oil network 2 adopts polytetrafluoroethylmaterial material, the greasy dirt that helps to reduce middle level oil network 2 sticks, and is convenient to clean, and even can exempt from cleaning, also helps to reduce manufacturing cost.
Here, what need to be emphasized is: for realizing better purpose of the present invention, and on the direction perpendicular to horizontal plane, more than the adjacent height of appointing the gap between two-layer oil network is generally got 1mm, preferred 8mm.
Be only below the preferred embodiments of the present invention, some technical characterictic is modified or replaced the embodiment that can also obtain other.As, internal layer oil network, outer oil network and middle level oil network three's global shape can be also all to be round table-like or tabular.For another example, the width of the width of each air vent of internal layer oil network and each air vent of outer oil network also can be got the value greater than 25mm.For another example, can also will move on the internal layer oil network on the oil network of middle level.For another example, also the middle level oil network can be displaced downwardly under outer oil network.For another example, internal layer oil network, outer oil network and middle level oil network also can all adopt polytetrafluoroethylmaterial material to make.
The present invention also proposes another kind of lampblack filter embodiment, and it is to improve to obtain on the basis of embodiment 1, and its difference from embodiment 1 only is: the quantity of middle level oil network 2 both is different.Based on succinct consideration, for the present embodiment architectural feature identical with embodiment 1, no longer be repeated in this description here, see also the corresponding description of embodiment 1.
The quantity of the middle level oil network 2 of the present embodiment is at least two, and the orthographic projection of wall body 52 on described horizontal plane of each middle level oil network 2 covers the overlapping portion jointly.The orthographic projection of wall body 52 on described horizontal plane of each middle level oil network 2 of a certain overlapping portion of common covering is end to end successively.Here, " end to end successively " is interpreted as: from top to bottom, the orthographic projection of wall body 52 on described horizontal plane of two adjacent middle level oil networks 2 seamlessly links together.The width of each overlapping portion is Z, Z 〉=5mm.
When the quantity of middle level oil network 2 was two, corresponding part sectioned view as shown in Figure 3.The width of each wall body 52 of two middle level oil networks 2 all equates, all greater than Z/2.Here, it is to be noted: the metering direction of " width of overlapping portion " and " width of wall body 52 " is identical with the metering direction of corresponding " width of air vent ".
When the quantity of middle level oil network 2 was three, corresponding part sectioned view as shown in Figure 4.The width of each wall body 52 of three middle level oil networks 2 all equates, all greater than Z/3.
Embodiment 3
The present invention also proposes another lampblack filter embodiment, and it is further to improve to obtain on the basis of embodiment 1, and its difference from embodiment 1 only is: the quantity of middle level oil network 2 both is different, and the structure of middle level oil network 2 both is also different.Based on succinct consideration, for the present embodiment architectural feature identical with embodiment 1, no longer be repeated in this description here, see also the corresponding description of embodiment 1.
The quantity of the middle level oil network 2 of the present embodiment is four, and the orthographic projection of wall body 52 on described horizontal plane of four middle level oil networks 2 covers the overlapping portion jointly.The part sectioned view of the present embodiment, as shown in Figure 5.In the wall body 52 of four middle level oil networks 2 of a certain overlapping portion of common covering, from top to bottom, end to end at interval of the orthographic projection of wall body 52 on horizontal plane of two middle level oil networks 2 that a middle level oil network 2 is arranged.That is, count from top to bottom, the wall body 52 of ground floor middle level oil network 2 and the orthographic projection of wall body 52 on horizontal plane of the 3rd layer of middle level oil network 2 are end to end; The orthographic projection of wall body 52 on horizontal plane of the wall body 52 of second layer middle level oil network 2 and the 4th layer of middle level oil network 2 is end to end.
Be only below the preferred embodiments of the present invention, some technical characterictic is modified or replaced the embodiment that can also obtain other.As, can be also: jointly cover in the wall body of a plurality of middle levels oil network of a certain overlapping portion, end to end at interval of the orthographic projection of wall body on horizontal plane of two middle level oil networks that m middle level oil network arranged from top to bottom, m 〉=2.
Need annotatedly to be, the present invention should not be understood to only limit to embodiment described above, but should be understood to cover claim of the present invention in conjunction with the specification disclosure definite all possible performance.Therefore, every content that does not break away from technical solution of the present invention to any simple modification, equivalent variations and modification that above embodiment does, all belongs to the protection domain of technical solution of the present invention according to technical spirit of the present invention.
Claims (13)
1. a lampblack filter, comprise internal layer oil network (1) and outer oil network (3), and described internal layer oil network (1) and outer oil network (3) are provided with air vent (41,43) and wall body (51,53) respectively, it is characterized in that:
The air vent (41) of described internal layer oil network (1) is partly overlapping with the orthographic projection of air vent (43) on same level of described outer oil network (3), forms the overlapping portion;
Described lampblack filter also is provided with middle level oil network (2), described middle level oil network (2) is arranged between described outer oil network (3) and described internal layer oil network (1), and described middle level oil network (2) is provided with air vent (42) and wall body (52);
The orthographic projection of the wall body (52) of described middle level oil network (2) on described horizontal plane covers described overlapping portion.
2. lampblack filter according to claim 1 is characterized in that:
The quantity of described middle level oil network (2) is at least two;
The described overlapping portion of the common covering of the orthographic projection of wall body (52) on described horizontal plane of described each middle level oil network (2).
3. lampblack filter according to claim 2 is characterized in that:
The orthographic projection of wall body (52) on described horizontal plane of each middle level oil network (2) of a certain overlapping portion of common covering is end to end successively.
4. lampblack filter according to claim 2 is characterized in that:
In the wall body (52) of common each middle level oil network (2) that covers a certain overlapping portion, the orthographic projection of wall body (52) on described horizontal plane of two middle level oil networks (2) that is separated with at least one middle level oil network (2) is end to end.
5. lampblack filter according to claim 1 is characterized in that:
The width of each air vent (41) of described internal layer oil network (1) is X;
The width of each air vent (43) of described outer oil network (3) is Y;
X＝Y。
6. lampblack filter according to claim 5 is characterized in that:
X＝Y≥25mm。
7. lampblack filter according to claim 1 is characterized in that:
The width of described each overlapping portion is Z;
The quantity of described middle level oil network (2) is n, n 〉=1;
The width of each wall body (52) of described middle level oil network (2) equates, all more than or equal to Z/n.
8. the described lampblack filter of any one according to claim 1 to 7 is characterized in that:
The periphery of the air vent (41,42,43) of described internal layer oil network (1) and/or outer oil network (3) and/or middle level oil network (2) is provided with flange (6), and described flange (6) is towards the inside of smoke exhaust ventilator.
9. the described lampblack filter of any one according to claim 1 to 7 is characterized in that:
Described internal layer oil network (1), outer oil network (3) are identical with the global shape of middle level oil network (2), all are prism-frustum-shaped or round table-like or tabular.
10. the described lampblack filter of any one according to claim 1 to 7 is characterized in that:
Described internal layer oil network (1) and/or outer oil network (3) and/or middle level oil network (2) adopt polytetrafluoroethylmaterial material to make.
11. a lampblack filter comprises the first oil network and the second oil network, described the first oil network and the second oil network are provided with air vent and wall body respectively, it is characterized in that:
The orthographic projection of the air vent of the air vent of described the first oil network and described the second oil network on same level is partly overlapping, forms the overlapping portion;
Described lampblack filter also is provided with the 3rd oil network, and described the 3rd oil network is provided with air vent and wall body;
The orthographic projection of the wall body of described the 3rd oil network on described horizontal plane covers described overlapping portion.
12. lampblack filter according to claim 11 is characterized in that:
From top to bottom, described the first oil network, the second oil network and the 3rd oil network three's distributing order is:
The 3rd oil network, the first oil network, the second oil network; Perhaps
The first oil network, the second oil network, the 3rd oil network.
13. a smoke exhaust ventilator, it is provided with as the described lampblack filter of above any one claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110396267.3A CN103127785B (en) | 2011-11-28 | 2011-11-28 | Lampblack filter and smoke exhaust ventilator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110396267.3A CN103127785B (en) | 2011-11-28 | 2011-11-28 | Lampblack filter and smoke exhaust ventilator |
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| CN103127785A true CN103127785A (en) | 2013-06-05 |
| CN103127785B CN103127785B (en) | 2016-05-11 |
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| CN201110396267.3A Active CN103127785B (en) | 2011-11-28 | 2011-11-28 | Lampblack filter and smoke exhaust ventilator |
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| CN104776474A (en) * | 2014-01-13 | 2015-07-15 | 樱花卫厨（中国）股份有限公司 | Novel European-style oil fume suction machine oil guide structure |
| CN104776464A (en) * | 2014-01-09 | 2015-07-15 | 樱花卫厨（中国）股份有限公司 | Novel oil guide structure of European-style smoke exhaust ventilators |
| CN104976650A (en) * | 2014-04-01 | 2015-10-14 | 樱花卫厨（中国）股份有限公司 | Novel side-suction range hood oil filtering and collecting system |
| CN105627396A (en) * | 2014-11-28 | 2016-06-01 | 博西华电器（江苏）有限公司 | Side-draft smoke exhaust ventilator and oil gathering device thereof |
| CN105674367A (en) * | 2016-03-18 | 2016-06-15 | 辽宁石油化工大学 | Maintenance-free filtration type oil fume purification device |
| CN107952304A (en) * | 2016-10-18 | 2018-04-24 | 博西华电器（江苏）有限公司 | Kitchen ventilator and its strainer |
| CN107970703A (en) * | 2017-05-27 | 2018-05-01 | 宁波方太厨具有限公司 | A kind of filtration apparatus for range hood |
| CN109162968A (en) * | 2018-08-06 | 2019-01-08 | 广东美的厨房电器制造有限公司 | Muffler and range hood |
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| CN104776464A (en) * | 2014-01-09 | 2015-07-15 | 樱花卫厨（中国）股份有限公司 | Novel oil guide structure of European-style smoke exhaust ventilators |
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| CN105627396B (en) * | 2014-11-28 | 2020-05-05 | 博西华电器（江苏）有限公司 | Side-suction type smoke exhaust ventilator and oil collecting device thereof |
| CN105674367A (en) * | 2016-03-18 | 2016-06-15 | 辽宁石油化工大学 | Maintenance-free filtration type oil fume purification device |
| CN107952304A (en) * | 2016-10-18 | 2018-04-24 | 博西华电器（江苏）有限公司 | Kitchen ventilator and its strainer |
| CN107970703A (en) * | 2017-05-27 | 2018-05-01 | 宁波方太厨具有限公司 | A kind of filtration apparatus for range hood |
| CN109162968A (en) * | 2018-08-06 | 2019-01-08 | 广东美的厨房电器制造有限公司 | Muffler and range hood |
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| CN103127785B (en) | 2016-05-11 |
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