CN104048340A - Oil smoke filtering device for extractor hood - Google Patents
Oil smoke filtering device for extractor hood Download PDFInfo
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- CN104048340A CN104048340A CN201410279475.9A CN201410279475A CN104048340A CN 104048340 A CN104048340 A CN 104048340A CN 201410279475 A CN201410279475 A CN 201410279475A CN 104048340 A CN104048340 A CN 104048340A
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Abstract
The invention discloses an oil smoke filtering device for an extractor hood. The oil smoke filtering device comprises a first oil filter plate and a second oil filter plate, wherein the first oil filter plate comprises a plurality of first oil filtering units arranged in parallel, and the second oil filter plate comprises a plurality of second oil filtering units arranged in parallel; the first oil filtering unit comprises a first vertical pole and a first cross bar intersected with the first vertical pole; one part of the first vertical pole, located under the first cross bar, forms a space with the first cross bar; one part of the first vertical pole, positioned above the first cross bar, forms a second space the first cross bar, and a first protruding part is formed at the tail end of the first cross bar; the second oil filtering unit comprises a second vertical pole and two second cross bars intersected with the second vertical pole, the two second cross bars are arranged in a spacing manner up and down; the two second cross bars and one part of the second vertical pole, between the two cross bars, form a third space; the first protruding part is located in the third space, and the ends of the two second cross bars, at the same side, are correspondingly located in the first space and the second space respectively.
Description
Technical field
The present invention relates to a kind of filter, especially a kind of lampblack filter for range hood.
Background technology
Along with the improvement of living standard, the raising that quality of the life is required, when range hood is cooked as exhausting in family kitchen, the important electrical equipment of the oil smoke that produces, is widely used in Er Ge family.The subject matter existing is at present, when range hood is worked, oil smoke through air channel easily accumulates a large amount of greasy dirts in air channel, because the greasy dirt viscosity forming is larger, be difficult to discharge from the air outlet in air channel, cause the corrosion of greasy dirt to pipeline, reduced the service life of range hood, improved the operation and maintenance cost of range hood, an other part direct outer row, contains the material that a large amount of carcinogenic substances and particle be greater than pm2.5 environment is produced to considerable influence in oil smoke simultaneously.
In order to address this problem, at present conventional way is that air inlet at range hood arranges lampblack filter, what in lampblack filter, comparatively commonly use is the mode that adopts two-layer perforate filter, as the oil fume separator of the application number disclosed a kind of smoke exhaust ventilator of Chinese patent that is 200620062667.5, comprise framework and fume retainer, upper fume retainer and lower fume retainer be staggered positioned opposite up and down, between upper and lower fume retainer, form air inlet, gas outlet and reflective gas channel, air inlet and gas outlet interlaced arrangement, reflective gas channel connects air inlet and gas outlet, the disclosed a kind of cooking fume filtering plate of Chinese patent that and for example application number is 201320201333.1, comprise relatively also spaced front and rear panels, header board is provided with a plurality of the first openings, the edge of the first opening is respectively equipped with the front wing panel folding between front and rear panels, on rear plate, be provided with a plurality of the second openings, the edge of the second opening is respectively equipped with the rear fender folding between front and rear panels, between the first opening and the second opening of being adjacent, mutually stagger arbitrarily so that interval form the air flue being communicated with between the first opening and the second opening between the front wing panel at the first edge of opening place and its adjacent rear fender, the two ends of air flue form respectively air-flow turning point.
Above-mentioned lampblack filter, two filter is all after simple bending, to be staggered to form the gas channel of turnover, oil smoke is from air inlet enters gas channel, only need can flow out from gas outlet after simple two break-ins, oil smoke break-in number of times in gas channel is few, the collision frequency that is oil smoke and filter is less, filter can not play the condensation to oil smoke of expection preferably thus, particle in oil smoke still has major part along with flue gas is discharged gas channel, be adsorbed on the air channel of range hood or be discharged in external environment condition, cause the corrosion of air duct of range hood or the harmful effect to environment.
Summary of the invention
Technical problem to be solved by this invention is the problem existing for above-mentioned prior art, and a kind of lampblack filter for range hood that smoke particle thing is removed ability that improves is provided.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of lampblack filter for range hood, comprise the first oil filtering plate for oil and the second oil filtering plate for oil, described the first oil filtering plate for oil comprises a plurality of the first oil strain unit that are arranged in juxtaposition, described the second oil filtering plate for oil comprises a plurality of the second oil strain unit that are arranged in juxtaposition, it is characterized in that, described the first oil strain unit and the second oil strain unit be one-body molded and horizontal interlaced arrangement respectively, gap between two oil strain unit bottom forms air inlet, and the gap between top, two oil strain unit forms gas port; Described the first oil strain unit comprises the first vertical rod of vertical extension and intersects and the first laterally extending cross bar with described the first vertical rod, the first vertical rod is positioned at part and common first space that forms of the first cross bar of the first cross bar below, part and the first cross bar that the first vertical rod is positioned at the first cross bar top form second space jointly, and the end of described the first cross bar is formed with the first protuberance of vertical extension; Described the second oil strain unit comprises the second vertical rod of vertical extension and intersects and two laterally extending the second cross bars with described the second vertical rod, two the second upper and lower intervals of cross bar arrange, and two the second cross bars and the second vertical rod part between two cross bars have formed the 3rd space jointly; Described the first protuberance is positioned at described the 3rd space, and the end of two the second cross bar homonymies lays respectively in corresponding the first space and second space.
In one embodiment of the invention, described the first oil strain unit is native font, on the first cross bar has, lower spaced apart two, the vertical part that described the first vertical rod is native font, the first cross bar is two transverse parts of native font, described the first protuberance is formed on the end of the first cross bar that is positioned at top, described the first space is formed by the first cross bar and the first vertical rod that are positioned at top, described second space is formed by the first cross bar and the first vertical rod that are positioned at top, thereby form mazy air channel, make oil smoke that multiple rotary occur between oil filtering plate for oil, collision and break-in, there is good condensation.
The first cross bar that is positioned at below extends to form respectively the first curved bend pars convoluta of recessed arc from the infall with the first vertical rod to two lateral bends; The bottom that is positioned at the first cross bar of top extends to form the second curved bend pars convoluta of recessed arc from the infall with the first vertical rod to two lateral bends, the top that is positioned at the first cross bar of top extends to form the 3rd curved bend pars convoluta of the arc of fovea superior from the infall with the first vertical rod to two lateral bends.Thus, oil smoke enters into behind oil strain unit, occurs, after collision repeatedly, corresponding break-in occurs with each bend, can make oil strain unit have good condensation to oil smoke, particle is sticked on oil filtering plate for oil, thereby reduce the particle in the soot gas of discharging.
Preferably, the inverted configuration of the second oil strain unit and the first oil strain unit and being inverted, described the second oil strain unit is inverted native font, the vertical part that described the second vertical rod is native font, the second cross bar is two transverse parts of native font, the end that is positioned at the second cross bar of below is formed with the second protuberance of vertical extension, described the second protuberance is positioned at described the first space, be positioned at second cross bar and the second common the 4th space that forms of vertical rod part that is positioned at this second cross bar below of below, the end of described the first curved bend pars convoluta is positioned at described the 4th space, further form more complicated mazy air channel, make oil smoke that multiple rotary occur between oil filtering plate for oil, collision and break-in, there is good condensation.
The second cross bar that is positioned at top extends to form respectively the first bend of the arc of fovea superior from the infall with described the second vertical rod to two lateral bends; The top that is positioned at the second cross bar of below extends to form the second bend of recessed arc from the infall with described the second vertical rod to two lateral bends, the bottom that is positioned at the second cross bar of below extends to form the 3rd bend of the arc of fovea superior from the infall with described the second vertical rod to two lateral bends; Gap between the end of described the first curved bend pars convoluta and the second vertical rod is as described air inlet, and the gap between the end of described the first bend and the first vertical rod is as described gas outlet.Thus, oil smoke enters into behind oil strain unit, occurs, after collision repeatedly, corresponding break-in occurs with each bend, can make oil strain unit have good condensation to oil smoke, particle is sticked on oil filtering plate for oil, thereby reduce the particle in the soot gas of discharging.
In order to increase the contact area of oil smoke, promote filter effect, the side that described the first protuberance is relative with described the second vertical rod has the first projection, and the part that described the second vertical rod is positioned at the 3rd space has the second projection.
In another embodiment of the present invention, described the first oil strain unit is cross, and described the second oil strain unit is the double C shape that two positive and negative C shapes arrange back-to-back; Described the first vertical rod is criss-cross vertical part, and described the first cross bar is criss-cross transverse part, and described the second vertical rod is the connecting portion of two C shapes, and described the second cross bar is the curved portions of C shape opening both sides.
According to an aspect of the present invention, the second cross bar that is positioned at top is from the infall with described the second vertical rod respectively to laterally extending formation the first bend the arc-shaped transition of both sides, and the second cross bar that is positioned at below extends to form respectively the second bend of recessed arc from the infall with described the second vertical rod to two lateral bends; Gap between the end of the bottom of described the first vertical rod and the second bend is as described air inlet, and the gap between the top of described the first vertical rod and the end of the first bend is as described gas outlet.Thus, oil smoke enters into behind oil strain unit, occurs, after collision repeatedly, corresponding break-in occurs with each bend, can make oil strain unit have good condensation to oil smoke, particle is sticked on oil filtering plate for oil, thereby reduce the particle in the soot gas of discharging.
According to another aspect of the present invention, the second cross bar that is positioned at top extends to form respectively the first bend of the arc of fovea superior from the infall with described the second vertical rod to two lateral bends, the second cross bar that is positioned at below extends to form respectively the second bend of recessed arc from the infall with described the second vertical rod to two lateral bends; Gap between the end of the bottom of described the first vertical rod and the second bend is as described air inlet, and the gap between the top of described the first vertical rod and the end of the first bend is as described gas outlet.Thus, oil smoke enters into behind oil strain unit, occurs, after collision repeatedly, corresponding break-in occurs with each bend, can make oil strain unit have good condensation to oil smoke, particle is sticked on oil filtering plate for oil, thereby reduce the particle in the soot gas of discharging.
In order to increase the contact area of oil smoke, promote filter effect, the side that described the first protuberance is relative with described the second vertical rod has the first projection, and the side of described the second vertical rod has the second projection.
In another embodiment of the present invention, described the first oil strain unit is king's font, and described the second oil strain unit is the double C shape that two positive and negative C shapes arrange back-to-back; Described the first vertical rod is the vertical part of king's font, the bottom of described the first vertical rod is laterally extending to both sides, and towards the surface of the second oil strain unit, be recessed crooked extension and a transverse part of formation king font, the top of described the first vertical rod is laterally extending to both sides, and towards the surface of the second oil strain unit, is crooked extension of fovea superior and another transverse part of formation king font; Described the second vertical rod is the connecting portion of two C shapes, and described the second cross bar is the curved portions of C shape opening both sides, adopts the air inlet/outlet of circular arc, can increase the fluency in air channel, reduces noise, increases air quantity.
The second cross bar that is positioned at top extends to form respectively the first bend of the arc of fovea superior from the infall with described the second vertical rod to two lateral bends, the second cross bar that is positioned at below extends to form respectively the second bend of recessed arc from the infall with described the second vertical rod to two lateral bends; Gap between the end of the bottom of described the first vertical rod and the second bend is as described air inlet, and the gap between the top of described the first vertical rod and the end of the first bend is as described gas outlet.Thus, oil smoke enters into behind oil strain unit, occurs, after collision repeatedly, corresponding break-in occurs with each bend, can make oil strain unit have good condensation to oil smoke, particle is sticked on oil filtering plate for oil, thereby reduce the particle in the soot gas of discharging.
Compared with prior art, the invention has the advantages that: by by two of two oil filtering plate for oils adjacent oil strain unit horizontal interlaced arrangement and be labyrinth type, after in oil smoke enters into mazy gas channel, there is multiple rotary, collision and break-in, oil filtering plate for oil is brought into play maximum condensation, particle is sticked on oil filtering plate for oil, and in the soot gas that makes thus to discharge after lampblack filter, particle greatly reduces, and environment protecting is remarkable; In whole gas channel, the position of collision break-in is mostly curved, can increase the fluency of gas channel, reduces windage and noise, increases air quantity; In gas channel, bulge-structure is set up at a plurality of positions, increases thus the contact area of oil smoke, promotes filter effect.
Accompanying drawing explanation
Fig. 1 is the structural representation that first embodiment of lampblack filter of the present invention is applied to range hood;
Fig. 2 is the cutaway view of first embodiment of lampblack filter of the present invention;
Fig. 3 is the cutaway view of second embodiment of lampblack filter of the present invention;
Fig. 4 is the cutaway view of the 3rd embodiment of lampblack filter of the present invention;
Fig. 5 is the cutaway view of the 4th embodiment of lampblack filter of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
Referring to Fig. 1 and Fig. 2, a kind of lampblack filter for range hood, be arranged on the air inlet 11 of range hood 1, the oil smoke producing from gas-cooker enters from the air inlet 11 of range hood 1 after lampblack filter 2 filters, and leave range hood 1 by the air outlet 12 of range hood 1, be discharged in atmosphere, the arrow in Fig. 1 and Fig. 2 is all used to indicate the flow path of oil smoke.
Lampblack filter 2 comprises the first oil filtering plate for oil 21 and the second oil filtering plate for oil 22, the first oil filtering plate for oil 21 comprises a plurality of the first oil strain unit 23 that are arranged in juxtaposition, the second oil filtering plate for oil 22 comprises a plurality of the second oil strain unit 24 that are arranged in juxtaposition, the first oil strain unit 23 and the second horizontal interlaced arrangement in oil strain unit 24, its quantity separately can be done corresponding variation according to range hood 1.The first oil strain unit 23 is one-body molded, roughly be " soil " font, comprise the first vertical rod 231 of vertical extension, and the first cross bar 232 of two upper and lower layouts of intersecting with the first vertical rod 231, wherein, be positioned at below the first cross bar 232 from the infall with the first vertical rod 231, to two lateral bends, extend to form respectively the first curved bend pars convoluta 233 of recessed arc; The bottom that is positioned at the first cross bar 232 of top extends to form the second curved bend pars convoluta 234 of recessed arc from the infall with the first vertical rod 231 to two lateral bends, top extends to form the 3rd curved bend pars convoluta 235 of the arc of fovea superior from the infall with the first vertical rod 231 to two lateral bends, the end of this first cross bar 232 is formed with the first protuberance 236 of vertical extension.The part that the first cross bar 232 above being positioned at and the first vertical rod 231 are positioned at these the first cross bar 232 belows has formed the first space 237 jointly, and the part that the first cross bar 232 above being positioned at and the first vertical rod 231 are positioned at these the first cross bar 232 tops has formed second space 238 jointly.The first above-mentioned vertical rod 231 is the vertical part of native font, and the first cross bar 232 is two transverse parts of native font.
The second oil strain unit 24 is identical with the first oil strain unit 23 structures, and relative the first oil strain unit 23, the second oil strain unit 24 is inverted.Particularly, the second oil strain unit 24 is one-body molded, roughly be down " soil " font, comprise the second vertical rod 241 of vertical extension, and the second cross bar 242 of two upper and lower layouts of intersecting with the second vertical rod 241, wherein, be positioned at top the second cross bar 242 from the infall with the second vertical rod 241, to two lateral bends, extend to form respectively the first bend 243 of the arc of fovea superior; The top that is positioned at the second cross bar 242 of below extends to form the second bend 244 of recessed arc from the infall with the second vertical rod 241 to two lateral bends, bottom extends to form the 3rd bend 245 of the arc of fovea superior from the infall with the second vertical rod 241 to two lateral bends, the end of this second cross bar 242 is formed with the second protuberance 246 of vertical extension.Two the second cross bars 242 and the second column 241 parts between two cross bars 242 have formed the 3rd space 247 jointly, and the second column 241 parts that are positioned at the second cross bar 242 of below and are positioned at these the second cross bar 242 belows have formed the 4th space 248 jointly.The second above-mentioned vertical rod 241 is the vertical part of native font, and the second cross bar 242 is two transverse parts of native font.
The end of the first curved bend pars convoluta 233 of the first filter element 23 extends in the 4th space 248 of the second filter element 24, gap between this end and the second vertical rod 241 is positioned at the 3rd space 247 of the second filter element 24 as the first protuberance 236 of air inlet 25, the first filter elements 23 of the gas channel of two oil filtering plate for oils formation of lampblack filter; The end of the first bend 243 of the second filter element 24 extends in the second space 238 of the first filter element 23, gap between this end and the first vertical rod 231 is as the gas outlet 26 of the gas channel of two oil filtering plate for oils formation of filter, the end of second cross bar 242 that is positioned at below of the second filter element 24, the second protuberance 246 is positioned at the first space 237 of the first filter element 23, has realized thus the horizontal interlaced arrangement of the first oil filtering plate for oil 21 and the second oil filtering plate for oil 22.
The first protuberance 236 side relative with the second vertical rod 241 of the first filter element 23 has the first projection 239, accordingly, the part that the second vertical rod 241 of the second filter element 24 is positioned at the 3rd space 247 can have the second projection 249, the existence of projection has increased the contact area of two filter elements and oil smoke, strengthen the effect of condensation, adsorb more particle, promote filter effect.
After range hood starts, oil smoke enters in gas channel from air inlet 25, break-in after upwards clashing into the top of the 3rd bend 245 of the second filter element 24, along the gap bending between the second protuberance 246 and the first curved bend pars convoluta 233, flow downward, thereby and and the bottom of the first curved bend pars convoluta 233 clash into after break-in upwards from the gap between the second protuberance 246 and the first vertical rod 231, flow through, break-in after upwards clashing into the top of the second curved bend pars convoluta 234, along the gap bending between the second protuberance 246 and the second curved bend pars convoluta 234, flow downward, and and the bottom of the second bend 244 clash into after break-in upwards from the gap between the first protuberance 236 and the second vertical rod 241, flow through, break-in after upwards clashing into the top of the first bend 243, along the Clearance Flow between the first bend 243 and the 3rd curved bend pars convoluta 235, and break-in after clash into the bottom with the 3rd curved bend pars convoluta 235, upwards 26 outflows from gas outlet, can be referring to shown in the arrow in Fig. 2.
As from the foregoing, oil smoke has passed through six collisions with oil filtering plate for oil in gas channel, also there is corresponding change in the flow direction of oil smoke, oil filtering plate for oil significantly improves the condensation effect of oil smoke, particle in oil smoke major part in this collision repeatedly sticks on oil filtering plate for oil, particle the oil smoke of discharging from gas outlet 26 greatly reduces, and environment protecting is remarkable.
Embodiment bis-
Referring to Fig. 3, in the present embodiment, the first oil strain unit 23 ' and the second oil strain unit 24 ' structure are different, wherein, the first oil strain unit 23 ' is roughly cross, comprise the first vertical rod 231 ' of vertical extension, laterally extending and the first cross bar 232 ' the first vertical rod 231 ' square crossing, the two ends of the first cross bar 232 ' are bent to form respectively the first protuberance 233 ' of vertical extension downwards, the first cross bar 232 ' is symmetrical with respect to the crosspoint of the first vertical rod 231 ', the top of the first vertical rod 231 ' is laterally extending to both sides respectively, the first cross bar 232 ' and be positioned at that the first vertical rod 231 ' part of this first cross bar 232 ' below is common forms the first space 234 ', the first cross bar 232 ' and be positioned at that the first vertical rod 231 ' part of this first cross bar 232 ' top is common forms second space 235 '.
The second oil strain unit 24 ' is just roughly being two, the double C shape that anti-C shape arranges back-to-back, comprise the second vertical rod 241 ' of vertical extension, at the two ends of the second vertical rod 241 ', be respectively equipped with the second cross bar 242 ' intersecting with the second vertical rod 241 ', second cross bar 242 ' on (the second vertical rod 241 ' top) that is positioned at top from the infall with the second vertical rod 241 ' respectively to laterally extending formation the first bend 243 ' the arc-shaped transition of both sides, and (the second vertical rod 241 ' bottom) second cross bar 242 ' that is positioned at below extends to form respectively the second bend 244 ' of recessed arc from the infall with the second vertical rod 241 ' to two lateral bends, two the second cross bars 242 ' and the second vertical rod 241 ' have formed the 3rd space 245 ' jointly.The first protuberance 233 ' is positioned at the 3rd space 245 ', the end of the second cross bar 242 ' (the first bend 243 ') that is positioned at top extends into second space 235 ', and the end that is positioned at second cross bar 242 ' (the second bend 244 ') of below extends into the first space 234 '.The top of air inlet 25 ', the first vertical rod 231 ' of the gas channel that the gap between the end of the bottom of the first vertical rod 231 ' and the second cross bar 242 ' (the second bend 244 ') forms as two oil filtering plate for oils of lampblack filter and be positioned at gap between the end of the second cross bar 242 ' (the first bend 243 ') of top as the gas outlet 26 ' of the gas channel of two oil filtering plate for oils formation of lampblack filter.The first above-mentioned vertical rod 231 ' is criss-cross vertical part, and the first cross bar 232 ' is criss-cross transverse part, and the second vertical rod 241 ' is the connecting portion of two C shapes, and the second cross bar 242 ' is the curved portions of C shape opening both sides.
Thus, the first oil strain unit 23 ' and the second common oil smoke path limiting, oil strain unit 24 ' are, referring to the arrow in Fig. 3, oil smoke enters from air inlet 25 ', upwards arrive the rear break-in of the first cross bar 232 ', and from the gap bending between the first protuberance 233 ' and the second bend 244 ', flow downward under the guiding of the first protuberance 233 ', and break-in after clash into the bottom with the second bend 244 ', along the gap between the first protuberance 233 ' and the second vertical rod 241 ', upwards flow, until arrive the top of the first bend 243 ', clash into rear break-in, 26 ' the outflow from gas outlet under its guiding.In process at oil smoke through two filter elements, multiple impacts, break-in occur, thereby the oil smoke of condensation fully condenses on two filter elements the particle in oil smoke, thereby in the oil smoke of discharging through filter, particle greatly reduces.
Embodiment tri-
Referring to Fig. 4, in the present embodiment, the first oil strain unit 23 " and the second oil strain unit 24 " structure is different, wherein, the first oil strain unit 23 " be with the difference of the first oil strain unit 23 ' in above-described embodiment two, the first protuberance 233 " at the first cross bar 232 " end extend up and down respectively, and as same and the second oil strain unit 24 of embodiment mono-" the second vertical rod 241 " a relative side has the first projection 236 ", the second vertical rod 241 " side there is the second projection 246 ", above-mentioned two lug bosses can increase the contact area with oil smoke, thereby lifting filter effect.The second oil strain unit 24 " the first bend 243 " for to extend to form respectively the arc of fovea superior to two lateral bends on the top of the second vertical rod 241 '.
With same in embodiment bis-, the first cross bar 232 " and be positioned at this first cross bar 232 " the first vertical rod 231 of below " part is common forms the first space 234 ", the first cross bar 232 " and be positioned at this first cross bar 232 " the first vertical rod 231 of top " part is common forms second space 235 ", two the second cross bars 242 " and the second vertical rod 241 " jointly formed the 3rd space 245 ", the first protuberance 233 " be positioned at the 3rd space 245 ", be positioned at the second cross bar 242 of top " end of (the first bend 243 ") extends into second space 235 ", and be positioned at the second cross bar 242 of below " end of (the second bend 244 ") extends into the first space 234 "., the first protuberance 233 " and be positioned at the 3rd space 245 ".The first vertical rod 231 " bottom and the second bend 244 " end between the air inlet 25 of the gas channel that forms as two oil filtering plate for oils of lampblack filter of gap ", the first vertical rod 231 " top and the first bend 243 " end between the gas outlet 26 of the gas channel that forms as two oil filtering plate for oils of lampblack filter of gap ".
Thus, the first oil strain unit 23 " and the second oil strain unit 24 " the common oil smoke path limiting is, referring to the arrow in Fig. 4, oil smoke is from air inlet 25 " enter, upwards arrive the first cross bar 232 " rear break-in, and at the first protuberance 233 " guiding under from the first protuberance 233 " and the second bend 244 " between gap bending flow downward, and with the second bend 244 " bottom clash into after break-in, along the first protuberance 233 " and the second vertical rod 241 " between gap upwards flow, until arrive the first bend 243 " top clash into after break-in, under its guiding from gas outlet 26 " flow out.In process at oil smoke through two filter elements, multiple impacts, break-in occur, thereby the oil smoke of condensation fully condenses on two filter elements the particle in oil smoke, thereby in the oil smoke of discharging through filter, particle greatly reduces.
Embodiment tetra-
Referring to Fig. 5, in the present embodiment, the first oil strain unit 23 ' " and the second oil strain unit 24 ' " structure is different, wherein, the first oil strain unit 23 ' " with above-described embodiment three in the first oil strain unit 23 " difference be, the first oil strain unit 23 ' " be king's font, the first vertical rod 231 ' " bottom laterally extending to both sides, it is towards the second oil strain unit 24 ' " surface be recessed crooked extension and form a transverse part of king's font, the first vertical rod 231 ' " top laterally extending to both sides, it is towards the second oil strain unit 24 ' " surface be crooked extension of fovea superior and form another transverse part of king's font.Gap between the bottom of two vertical rods of two oil strain unit is as the air inlet 25 ' of the gas channel of the oil filtering plate for oil formation of lampblack filter ", the gap between the top of two vertical rods is as the gas outlet 26 ' of the gas channel of the oil filtering plate for oil formation of lampblack filter ".
With same in embodiment tri-, the first cross bar 232 ' " and be positioned at this first cross bar 232 ' " the first vertical rod 231 ' of below " part is common forms the first space 234 ' ", the first cross bar 232 ' " and be positioned at this first cross bar 232 ' " the first vertical rod 231 ' of top " part is common forms second space 235 ' ", two the second cross bars 242 ' " and the second vertical rod 241 ' " jointly formed the 3rd space 245 ' ", the first protuberance 233 ' " be positioned at the 3rd space 245 ' ", be positioned at the second cross bar 242 of top " end of (the first bend 243 ' ") extends into second space 235 ", and be positioned at the second cross bar 242 ' of below " end of (the second bend 244 ' ") extends into the first space 234 ' ".
Thus, the first oil strain unit 23 ' " and the second oil strain unit 24 ' " the common oil smoke path limiting is, referring to the arrow in Fig. 5, oil smoke is from air inlet 25 ' " enter, upwards arrive the first cross bar 232 ' " rear break-in, and at the first protuberance 233 ' " guiding under from the first protuberance 233 ' " and the second bend 244 ' " between gap bending flow downward, and with the second bend 244 ' " bottom clash into after break-in, along the first protuberance 233 ' " and the second vertical rod 241 ' " between gap upwards flow, until arrive the first bend 243 ' " top clash into after break-in, under its guiding from gas outlet 26 ' " flow out.In process at oil smoke through two filter elements, multiple impacts, break-in occur, thereby the oil smoke of condensation fully condenses on two filter elements the particle in oil smoke, thereby in the oil smoke of discharging through filter, particle greatly reduces.
Claims (12)
1. for a lampblack filter for range hood, comprise the first oil filtering plate for oil (21) and the second oil filtering plate for oil (22), described the first oil filtering plate for oil (21) comprises a plurality of the first oil strain unit (23 that are arranged in juxtaposition; 23 '; 23 "; 23 ' "), described the second oil filtering plate for oil (22) comprises a plurality of the second oil strain unit (24 that are arranged in juxtaposition; 24 '; 24 "; 24 ' "), it is characterized in that,
Described the first oil strain unit (23; 23 '; 23 "; 23 ' ") and the second oil strain unit (24; 24 '; 24 "; 24 ' ") the one-body molded and horizontal interlaced arrangement of difference, the gap between two oil strain unit bottom forms air inlet (25; 25 '; 25 "; 25 ' "), the gap between top, two oil strain unit forms gas port (26; 26 '; 26 "; 26 ' ");
Described the first oil strain unit (23; 23 '; 23 "; 23 ' ") comprise the first vertical rod (231 of vertical extension; 231 '; 231 "; 231 ' ") and with described the first vertical rod (231; 231 '; 231 "; 231 ' ") intersect and laterally extending the first cross bar (232; 232 '; 232 "; 232 ' "), the first vertical rod (231; 231 '; 231 "; 231 ' ") be positioned at the first cross bar (232; 232 '; 232 "; 232 ' ") part and first cross bar (232 of below; 232 '; 232 "; 232 ' ") jointly form the first space (237,234 ', 234 ", 234 ' "), the first vertical rod (231; 231 '; 231 "; 231 ' ") be positioned at the first cross bar (232; 232 '; 232 "; 232 ' ") part and first cross bar (232 of top; 232 '; 232 "; 232 ' ") jointly form second space (238,235 ', 235 ", 235 ' "), described the first cross bar (232; 232 '; 232 "; 232 ' " end) is formed with the first protuberance (236 of vertical extension; 233 '; 233 "; 233 ' ");
Described the second oil strain unit (24; 24 '; 24 "; 24 ' ") comprise the second vertical rod (241 of vertical extension; 241 '; 241 "; 241 ' ") and with described the second vertical rod (241; 241 '; 241 "; 241 ' ") intersect and laterally extending two the second cross bars (242; 242 '; 242 "; 242 ' "), two the second cross bars (242; 242 '; 242 "; 242 ' ") upper and lower interval is arranged, and two the second cross bars (242; 242 '; 242 "; 242 ' ") and be positioned at two cross bars (242; 242 '; 242 "; 242 ' " the second vertical rod (241); 241 '; 241 "; 241 ' ") part has formed the 3rd space (247,245 ', 245 ", 245 ' ") jointly;
Described the first protuberance (236; 233 '; 233 "; 233 ' ") be positioned in described the 3rd space (247,245 ', 245 ", 245 ' ") two the second cross bars (242; 242 '; 242 "; 242 ' ") end of homonymy lays respectively in the first corresponding space (237,234 ', 234 ", 234 ' ") and second space (238,235 ', 235 ", 235 ").
2. the lampblack filter for range hood as claimed in claim 1, it is characterized in that, described the first oil strain unit (23) is native font, on the first cross bar (232) has, lower spaced apart two, the vertical part that described the first vertical rod (231) is native font, two transverse parts that the first cross bar (232) is native font, described the first protuberance (236) is formed on the end of the first cross bar (232) that is positioned at top, described the first space (237) is formed by the first cross bar (232) and the first vertical rod (231) that are positioned at top, described second space (238) is formed by the first cross bar (232) and the first vertical rod (231) that are positioned at top.
3. the lampblack filter for range hood as claimed in claim 2, it is characterized in that, the first cross bar (232) that is positioned at below extends to form respectively the first curved bend pars convoluta (233) of recessed arc from the infall with the first vertical rod (231) to two lateral bends; The bottom that is positioned at first cross bar (232) of top extends to form the second curved bend pars convoluta (234) of recessed arc from the infall with the first vertical rod (231) to two lateral bends, the top that is positioned at first cross bar (232) of top extends to form the 3rd curved bend pars convoluta (235) of the arc of fovea superior to two lateral bends from the infall with the first vertical rod (231).
4. the lampblack filter for range hood as claimed in claim 3, it is characterized in that, described the second oil strain unit (24) is inverted native font, the vertical part that described the second vertical rod (241) is native font, two transverse parts that the second cross bar (242) is native font, the end that is positioned at second cross bar (242) of below is formed with second protuberance (246) of vertical extension, described the second protuberance (246) is positioned at described the first space (237), be positioned at second cross bar (242) of below and be positioned at the common formation of the second vertical rod (241) part the 4th space (248) of this second cross bar (242) below, the end of described the first curved bend pars convoluta (233) is positioned at described the 4th space (248).
5. the lampblack filter for range hood as claimed in claim 4, it is characterized in that, the second cross bar (242) that is positioned at top extends to form respectively first bend (243) of the arc of fovea superior from the infall with described the second vertical rod (241) to two lateral bends; The top that is positioned at second cross bar (242) of below extends to form second bend (244) of recessed arc from the infall with described the second vertical rod (241) to two lateral bends, the bottom that is positioned at second cross bar (242) of below extends to form the 3rd bend (245) of the arc of fovea superior to two lateral bends from the infall with described the second vertical rod (241); Gap between the end of described the first curved bend pars convoluta (233) and the second vertical rod (241) is as described air inlet (25), and the gap between the end of described the first bend (243) and the first vertical rod (231) is as described gas outlet (26).
6. the lampblack filter for range hood as described in any one in claim 2～5, it is characterized in that, the side that described the first protuberance (236) is relative with described the second vertical rod (241) has the first projection (239), and the part that described the second vertical rod (241) is positioned at the 3rd space (247) has the second projection (249).
7. the lampblack filter for range hood as claimed in claim 1, it is characterized in that, described the first oil strain unit (23 ', 23 ") are cross; described the second oil strain unit (24 ', 24 ") are the double C shape that two positive and negative C shapes arrange back-to-back; Described the first vertical rod (231 ', 231 ") be criss-cross vertical part; and described the first cross bar (232 '; 232 ") be criss-cross transverse part, described the second vertical rod (241 ', 241 ") be the connecting portion of two C shapes, and described the second cross bar (242 ', 242 ") be the curved portions of C shape opening both sides.
8. the lampblack filter for range hood as claimed in claim 7, it is characterized in that, the second cross bar (242 ') that is positioned at top is from the infall with described the second vertical rod (241 ') respectively to laterally extending formation the first bend (243 ') the arc-shaped transition of both sides, and the second cross bar (242 ') that is positioned at below extends to form respectively the second bend (244 ') of recessed arc from the infall with described the second vertical rod (241 ') to two lateral bends; Gap between the end of the bottom of described the first vertical rod (231 ') and the second bend (244 ') is as described air inlet (25 '), and the gap between the top of described the first vertical rod (231 ') and the end of the first bend (243 ') is as described gas outlet (26 ').
9. the lampblack filter for range hood as claimed in claim 7, it is characterized in that, the second cross bar (242 ") that is positioned at top extends to form respectively first bend (243 ") of the arc of fovea superior from the infall with described the second vertical rod (241 ") to two lateral bends, the second cross bar (242 ") that is positioned at below extends to form respectively second bend (244 ") of recessed arc from the infall with described the second vertical rod (241 ") to two lateral bends; Gap between the end of the bottom of described the first vertical rod (231 ") and the second bend (244 ") is as described air inlet (25 "), and the gap between the end of the top of described the first vertical rod (231 ") and the first bend (243 ") is as described gas outlet (26 ").
10. the lampblack filter for range hood as claimed in claim 9, it is characterized in that, the relative side of described the first protuberance (233 ") and described the second vertical rod (241 ") has the first projection (236 "), and the side of described the second vertical rod (241 ") has the second projection (246 ").
11. lampblack filters for range hood as claimed in claim 1, is characterized in that, described the first oil strain unit (23 ' ") is king's font, and described the second oil strain unit (24 ' ") is the double C shape that two positive and negative C shapes arrange back-to-back; Described the first vertical rod (231 ' ") is the vertical part of king's font; the bottom of described the first vertical rod (231 ' ") is laterally extending to both sides, and the surface of (24 ' ") is recessed crooked extension and forms a transverse part of king's font towards the second oil strain unit; the top of described the first vertical rod (231 ' ") is laterally extending to both sides, and the surface of (24 ' ") is crooked extension of fovea superior and forms another transverse part of king's font towards the second oil strain unit; Described the second vertical rod (241 ' ") be the connecting portion of two C shapes, described the second cross bar (242 ' ") be the curved portions of C shape opening both sides.
12. lampblack filters for range hood as claimed in claim 11, it is characterized in that, the second cross bar (242 ' ") that is positioned at top extends to form respectively first bend (243 ' ") of the arc of fovea superior from the infall with described the second vertical rod (241 ' ") to two lateral bends, the second cross bar (242 ' ") that is positioned at below extends to form respectively second bend (244 ' ") of recessed arc from the infall with described the second vertical rod (241 ' ") to two lateral bends; Gap between the end of the bottom of described the first vertical rod (231 ' ") and the second bend (244 ' ") is as described air inlet (25 ' "), and the gap between the end of the top of described the first vertical rod (231 ' ") and the first bend (243 ' ") is as described gas outlet (26 ' ").
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410279475.9A CN104048340B (en) | 2014-06-20 | 2014-06-20 | A kind of lampblack filter for range hood |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410279475.9A CN104048340B (en) | 2014-06-20 | 2014-06-20 | A kind of lampblack filter for range hood |
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| Publication Number | Publication Date |
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| CN104048340A true CN104048340A (en) | 2014-09-17 |
| CN104048340B CN104048340B (en) | 2016-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410279475.9A Active CN104048340B (en) | 2014-06-20 | 2014-06-20 | A kind of lampblack filter for range hood |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107965811A (en) * | 2017-04-26 | 2018-04-27 | 宁波方太厨具有限公司 | A kind of Multistage filtering device for range hood |
| CN111228901A (en) * | 2020-01-20 | 2020-06-05 | 金百利科技(深圳)有限公司 | Oil smoke filtering device capable of cooling oil smoke |
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| CN111228901A (en) * | 2020-01-20 | 2020-06-05 | 金百利科技(深圳)有限公司 | Oil smoke filtering device capable of cooling oil smoke |
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|---|---|
| CN104048340B (en) | 2016-09-28 |
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Denomination of invention: An oil smoke filtering device for Kitchen hood Effective date of registration: 20230721 Granted publication date: 20160928 Pledgee: Bank of China Limited Ningbo Hangzhou Bay New Area sub branch Pledgor: NINGBO FOTILE KITCHEN WARE Co.,Ltd. Registration number: Y2023980049312 |
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