CN2460888Y

CN2460888Y - Kitchen ventilator with oil fume filter device

Info

Publication number: CN2460888Y
Application number: CN 00266636
Authority: CN
Inventors: 张丽玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-12-19
Filing date: 2000-12-19
Publication date: 2001-11-21
Anticipated expiration: 2010-12-19

Abstract

The utility model relates to a kitchen ventilator with oil fume filtering device, which comprises a fume-collecting cover, a fan and a filtering device. A framework group is arranged in the hollow casing of the filtering device, a filtering net is arranged on the periphery of the framework group, and ventilation space is arranged between the outer edge of the framework group and the inner edge surface of the casing to enable oil fume to enter the space from the interior of the framework to pass through the filtering net to be discharged from the through hollow part of the casing through the ventilation space to cause the oil fume to be filtered.

Description

Range hood with lampblack filter

The utility model relates to a kind of kitchen utensils, refers to a kind of being located in the smoke discharging pipe especially, and can have oil strain simultaneously concurrently and make grease be difficult for the range hood with lampblack filter of drippage double effects.

As shown in Figure 8, be the range hood of commonly using, these range hoods are to be provided with (not shown) such as fan, motor in housing 71 inside, and so that suction inlet 72 places of oil smoke from housing 71 bottoms are sucked, housing 71 internal pipelines of flowing through are discharged by smoke exhaust pipe 73 again.

Because these range hoods are the function of tool filtration not, so only can be with oil smoke " discharge ", and can't be with the oil smoke filtering, therefore all can be infected with a large amount of greases in housing 71 bottom surfaces, internal pipeline, fan and the smoke exhaust pipe 73, after to a certain degree, the range hood function is significantly reduced when the grease heap is tired, and the tired grease of heap can drop to kitchen cabinet, causes the pollution to kitchen environment, also can cause environmental issue and discharge outdoor oil smoke.

Moreover, these 72 no any stopping of suction inlet, during use, just can be come to harm by the fan of housing 71 inside bump if there is any foreign matter or user's hand to stretch into accidentally wherein.

See also Fig. 9, it is the range hood that another kind is commonly used, it mainly is the protecting wire net 83 that is covered with a taper in housing 81 bottom surface suction inlets 82 places, and these protecting wire net 83 bottoms are provided with a catchment cup 84, this protecting wire net 83 can prevent that the problem that foreign matter or user's hand is strayed into from taking place, and but protecting wire net 83 leaders of this taper are about in the greasy dirt inflow catchment cup 84 of drippage, though this protecting wire net 83 has the function of oil strain, but after to a certain degree, still can drip downwards when the grease heap is tired, except that part can be blocked by protecting wire net 83 and flow into the catchment cup 84 along protecting wire net 83, still have the part greasy dirt can drop to kitchen cabinet, cause pollution kitchen environment or food.Because its filtering function is relatively poor, also contains big gauging particulate in the oil smoke that is discharged from, the oil smoke that oil extraction smoke pipe 85 is discharged still can pollute air.

See also Figure 10 again, it is another range hood of commonly using, this range hood is provided with an oil cleaner screen 92 in the suction inlet place of housing 91 bottom surfaces, this oil cleaner screen 92 is to be varied in size and staggered stacked the forming of wire netting by the multilayer hole, make oil smoke through out-of-date, the oil particulate can be blocked and is attached on the oil cleaner screen 92, this type of range hood in use for some time, the user just needs oil cleaner screen 92 is taken off, put into dish-washing machine and clean, so the range hood of structure can reach security protection simultaneously, oil strain reaches the not effect of oil dripping, but, then can be difficult to clean the range hood that can't use the type because of oil cleaner screen 92 in the area of generally not using dish-washing machine; Even if use the function that washes the dishes to make things convenient for the greasy dirt of wash oil net, its scavenging period must reach more than 30 minutes, and its cost of handling greasy dirt is also very expensive.

Main purpose of the present utility model is; provide a kind of range hood for solving the above problems with lampblack filter; because the housing of this filter is to be the erect configuration setting; the filter screen that makes the frame set that is provided with in this housing and be located at the frame set periphery is all upright setting; and has a ventilation space between the outer rim of this frame set and housing inner edge surface; so that oil smoke is entered by framework inside; by filter screen after ventilation space discharge by the ventilating part of housing; oily particulate in the oil smoke can be blocked by filter screen; and by the oily particulate after blocking can be uprightly to be provided with fast to lower header because of filter screen; reduce draping and wash the net frequency, make the utility model can reach quick filtering oil smoke and make grease be difficult for dripping; be easy to collect the multi-efficiency of greasy dirt.

The purpose of this utility model is realized by following technical scheme.

A kind of range hood with lampblack filter, comprise an exhaust fume collecting hood, a fan and a smoke discharging pipe, be provided with a filter in this smoke discharging pipe, described filter has a upright hollow housing that is provided with, it is characterized in that, described housing has an end face, this end face has a ventilating part, and be provided with a upright and logical empty frame set in this housing, this frame set is provided with a filter screen, and has a ventilation space between this frame set and housing, in order to do oil smoke is entered in the frame set by this smoke discharging pipe,, discharge by the ventilating part of housing again after ventilation space by filter screen.

The purpose of this utility model can also further realize by following technical measures.

Aforesaid range hood with lampblack filter, wherein this frame set comprises an inner frame and an outside framework, this filter screen is to coat this inner frame, and is covered with fixing by this outside framework.

Aforesaid range hood with lampblack filter, wherein this frame set has a top, and this top has a upwardly extending location division, and this location division is to be resisted against housing to locate this frame set.

Aforesaid range hood with lampblack filter, it also comprises a upper filter screen, this upper filter screen is to be located on the ventilating part of housing end face, and with a rack it is fixed in the housing end face.

Aforesaid range hood with lampblack filter, wherein this exhaust fume collecting hood has an end face, this filter is an end face of being located at exhaust fume collecting hood, this end face has a venthole, this venthole place is provided with a retainer ring, this retainer ring has an annular groove, and this annular groove is embedded the location for the frame set and the filter screen of this filter.

Aforesaid range hood with lampblack filter, wherein this housing has a bottom, and this bottom peripheral edge has several hooks, and this exhaust fume collecting hood has an end face, and this end face has a venthole, and corresponding each the hook place of this venthole has a pin that supplies dogging to establish respectively.

Aforesaid range hood with lampblack filter, wherein this exhaust fume collecting hood has a suction inlet, this suction inlet place is provided with a rack, this rack generally is a upright tubular, and this rack has the chassis of a taper, this lower, chassis has the hole more than, and corresponding each hole, this chassis is provided with a catchment cup, and this rack inner edge is provided with a upright filter screen.

Aforesaid range hood with lampblack filter, wherein this exhaust fume collecting hood has a suction inlet, this suction inlet below is provided with a dividing plate, has a gap for circulation of air between this dividing plate and this exhaust fume collecting hood, this dividing plate is to be the lower form of peripheral higher central authorities, and these dividing plate central authorities have a hole than lower curtate, and this dividing plate is to being provided with a catchment cup in the hole.

Aforesaid range hood with lampblack filter wherein can be nested with a deserted disposable lubricating cup in this catchment cup.

Aforesaid range hood with lampblack filter, wherein this dividing plate is provided with a rack that is upright tubular and extends downwards in this place, hole, this rack has the chassis of a taper, this lower, chassis is provided with more than one hole, and this chassis correspondence respectively this place, hole is provided with a catchment cup, be provided with a filter screen in this rack, this filter screen is to be upward through the suction inlet place that dividing plate extends to exhaust fume collecting hood.

The utility model can reach quick filtering oil smoke and make grease be difficult for dripping, being easy to collect the multi-efficiency of greasy dirt.

For further understanding technology contents of the present utility model, characteristics and effect, exemplify following preferred embodiment now, and conjunction with figs. is described in detail as follows:

Fig. 1 is a stereoscopic schematic diagram of the present utility model.

Fig. 2 is an exploded perspective schematic diagram of the present utility model.

Fig. 3 is the cutaway view of III shown in Figure 1-III line.

Fig. 4 is the exploded perspective schematic diagram of the utility model second embodiment.

Fig. 5 is the exploded perspective schematic diagram of the utility model the 3rd embodiment.

Fig. 6 is the exploded perspective schematic diagram of the utility model the 3rd embodiment.

Fig. 7 is the cutaway view of the utility model the 3rd embodiment.

Fig. 8 is a schematic appearance of commonly using range hood.

Fig. 9 is the schematic appearance of the range hood commonly used of another kind.

Figure 10 is that another commonly uses the schematic appearance except that oil smoke.

See also Fig. 1 to Fig. 3, the utility model range hood includes an exhaust fume collecting hood 1, an one fan (not shown) and a filter 2 that is communicated with exhaust fume collecting hood 1, this filter 2 has a upright hollow housing 21 that is provided with, this housing 21 has an end face 210, this end face 210 has a ventilating part 211, and be provided with periphery logical empty an inner frame 22 and an outside framework 23 in this housing 21, this inner frame 22 is coated with a filter screen 24, this outside framework 23 can be fastened behind the filter screen 24 in being covered with fixedly, this exhaust fume collecting hood 1 has an end face 101, this end face 101 has a venthole 10, these venthole 10 places are installed with a retainer ring 13, this retainer ring 13 has an annular groove 131, for in this,

outside framework

22,23 and filter screen 24 be embedded the location, this housing 21 has a bottom 213, this bottom 213 has several hooks 212, and exhaust fume collecting hood 1 end face 101 corresponding each hook 212 place have a pin 14 that supplies hook 212 cards to establish respectively, make the housing 21 of filter 2 can be arranged in exhaust fume collecting hood 1

end face

101, and 21 of this outside framework 23 and housings have a ventilation space 25, this inner frame 22 has an end face 220, this end face 220 has a upwardly extending location division 221, and this location division 221 is to be resisted against housing 21 with location inner frame 22.In addition, the ventilating part 211 of this housing 21 is provided with a upper filter screen 26, and with a rack 27 it is fixed in the ventilating part 211 of housing 21.In the present embodiment, this upper filter screen 26 is an activated carbon filter screen, in addition, if it is outdoor that air after the filtration is disposed to, can be in the air discharging that adds again on the filter 2 after a smoke discharging pipe 12 is guided filtration.

When oil smoke is sucked by the suction inlet 11 by exhaust fume collecting hood 1; and when discharging by venthole 10; oil smoke can be entered filter 2 by the inboard of inner frame 22; oil smoke is entered in the ventilation space 25 by filter screen 24 by inner frame 22 inside; when oil smoke passes through filter screen 24; the oily particulate of oil smoke just can be blocked filtration by filter screen 24; and the air after filtering passes through the upper filter screen 26 of housing 21 ventilating parts 211 again; and this upper filter screen 26 is to be the activated carbon filter screen; so can reach the effect of distinguishing the flavor of; make oil smoke after passing through filter 2; can not pollute environment; can discharge, or the air of adding after a smoke discharging pipe 12 will filter is directed to outdoor discharging, and that the oily particulate that is filtered off can be piled on filter screen 24 is tired in indoor circulation.When oily particulate heap tired to a certain degree the time, just can because of self weight along the 24 downward landings of upright filter screen, because filter screen 24 is upright settings, so the greasy dirt of downward landing can not drip everywhere, and can be downward along upright filter screen 24, the utility model concentrates on the bottom of filter screen 24, so that can reach the double effects of filtration and oil-collecting.In use for some time, filter screen 24 can make the usefulness variation of filtration because of long-pending oil, and at this moment, the rotatable housing 21 of user makes hook 212 deviate from pin 14, can unload lower house 21, filter screen 24 and upper filter screen 26 replacings is got final product again.

Certainly, still there are many examples in the utility model, therebetween the only variation on the details.See also shown in Figure 4, it is second embodiment of the present utility model, wherein this suction inlet 11 is provided with the protecting wire net 17 of a vertical that extends downwards, this protecting wire net 17 has the chassis 18 that without exception is taper, these 18 lowers, chassis are provided with a plurality of oil outlets 181, and corresponding each oil outlet 181 in chassis 18 are provided with a catchment cup 19, in this catchment cup 19 and can sheathed one abandon the disposable lubricating cup 191 of formula.Whereby, present embodiment can be reached outside the effect identical with aforementioned first embodiment, more can make suction inlet 11 have the effect of a protection, and the problem that the hand that can prevent foreign matter or user is strayed into takes place, moreover, because this protecting wire net 17 is to be vertical, so when filter 2 inner products oil too much overflows, can guide oil more quickly by protecting wire net 17 and flow in the chassis 18 downwards, oil can not dropped on kitchen cabinet or the food, and can improve the effect of protection and health.

See also shown in Figure 5, it is the 3rd embodiment of the present utility model, wherein this fan 15 is arranged in the smoke discharging pipe 12 of filter 2 tops, and the inside and

outside framework

22,23 of this filter 2 and filter screen 24 are to be packed into by suction inlet 16 places of exhaust fume collecting hood 1 below to be located in the housing 21 in the smoke discharging pipe 12, and suction inlet 16 places of this exhaust fume collecting hood 1 lock is provided with a protecting wire net 3, make filter 2 be subjected to the dividing plate 121 in the smoke discharging pipe 12 and the block of protecting wire net 3 respectively, to be fixed in the smoke discharging pipe 12.This protecting wire net 3 generally is a upright tubular, and this protecting wire net 3 has the chassis 31 that without exception is taper, these 31 lowers, chassis are provided with a plurality of oil outlets 32, and corresponding each oil outlet 32 in chassis 31 are provided with a catchment cup 33, can sheathed one in this catchment cup 33 deserted disposable lubricating cup 331.Whereby, make present embodiment can reach the effect identical, and desire is when changing filter screen 24, then protecting wire net 3 pulled down and to be taken out filter 2 and filter screen 24 is changed with previous embodiment.

See also Fig. 6 and Fig. 7 again, it is the 4th embodiment of the present utility model, wherein this fan 45 is arranged in the smoke discharging pipe 42 of filter 2 tops, and suction inlet 41 belows of exhaust fume collecting hood 4 are provided with a dividing plate 5, has a gap between this dividing plate 5 and exhaust fume collecting hood 4, for circulation of air, this dividing plate 5 is lower forms of higher central authorities around being, and these dividing plate 5 central authorities have a hole 51 than lower part, and these dividing plate 5 corresponding apertures 51 places are provided with a rack 52 that is upright tubular, this rack 52 has the chassis 53 of a taper, these 53 lowers, chassis are provided with a plurality of oil outlets 54, and corresponding each oil outlet 54 place, chassis 53 are provided with a catchment cup 55, are provided with a deserted disposable lubricating cup 551 in this catchment cup 55, and being provided with a lower filter screen 56 in this rack 52, this lower filter screen 56 is upward through suction inlet 41 places that dividing plate 5 extends to exhaust fume collecting hood 4.Whereby, except can reaching the effect identical, more can enlarge the scope of drawing oil smoke by the guiding of dividing plate 5, and this lower filter screen 56 more can tentatively filter oil smoke, and cooperate rack 52 to reach the effect of promoting protection and health with aforementioned first embodiment.

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.

Claims

1, a kind of range hood with lampblack filter, comprise an exhaust fume collecting hood, one fan and a smoke discharging pipe, be provided with a filter in this smoke discharging pipe, described filter has a upright hollow housing that is provided with, it is characterized in that, described housing has an end face, this end face has a ventilating part, and be provided with a upright and logical empty frame set in this housing, this frame set is provided with a filter screen, and has a ventilation space between this frame set and housing, and oil smoke is entered in the frame set by this smoke discharging pipe,, discharge by the ventilating part of housing again after ventilation space by filter screen.

2, the range hood with lampblack filter according to claim 1 is characterized in that, described frame set comprises an inner frame and an outside framework, and this filter screen is to coat this inner frame, and is covered with fixing by this outside framework.

3, the range hood with lampblack filter according to claim 1 is characterized in that, described frame set has a top, and this top has a upwardly extending location division, and this location division is to be resisted against housing to locate this frame set.

4, the range hood with lampblack filter according to claim 1, it also comprises a upper filter screen, this upper filter screen is to be located on the ventilating part of housing end face, and with a rack it is fixed in the housing end face.

5, the range hood with lampblack filter according to claim 1, it is characterized in that, described exhaust fume collecting hood has an end face, this filter is an end face of being located at exhaust fume collecting hood, this end face has a venthole, this venthole place is provided with a retainer ring, and this retainer ring has an annular groove, and this annular groove is embedded the location for the frame set and the filter screen of this filter.

6, the range hood with lampblack filter according to claim 1, it is characterized in that, described housing has a bottom, this bottom peripheral edge has several hooks, and this exhaust fume collecting hood has an end face, this end face has a venthole, and corresponding each the hook place of this venthole has a pin that supplies dogging to establish respectively.

7, the range hood with lampblack filter according to claim 1, it is characterized in that, described exhaust fume collecting hood has a suction inlet, this suction inlet place is provided with a rack, this rack generally is a upright tubular, and this rack has the chassis of a taper, and this lower, chassis has the hole more than, and corresponding each hole, this chassis is provided with a catchment cup, and this rack inner edge is provided with a upright filter screen.

8, the range hood with lampblack filter according to claim 1, it is characterized in that, described exhaust fume collecting hood has a suction inlet, this suction inlet below is provided with a dividing plate, has a gap for circulation of air between this dividing plate and this exhaust fume collecting hood, this dividing plate is to be the lower form of peripheral higher central authorities, and these dividing plate central authorities have a hole than lower curtate, and this dividing plate is to being provided with a catchment cup in the hole.

9, the range hood with lampblack filter according to claim 7 is characterized in that, can be nested with a deserted disposable lubricating cup in the described catchment cup.

10, the range hood with lampblack filter according to claim 8, it is characterized in that, described dividing plate is provided with a rack that is upright tubular and extends downwards in this place, hole, this rack has the chassis of a taper, this lower, chassis is provided with more than one hole, and this chassis correspondence respectively this place, hole is provided with a catchment cup, is provided with a filter screen in this rack, and this filter screen is to be upward through the suction inlet place that dividing plate extends to exhaust fume collecting hood.