CN110486764A - A kind of range hood - Google Patents
A kind of range hood Download PDFInfo
- Publication number
- CN110486764A CN110486764A CN201910738177.4A CN201910738177A CN110486764A CN 110486764 A CN110486764 A CN 110486764A CN 201910738177 A CN201910738177 A CN 201910738177A CN 110486764 A CN110486764 A CN 110486764A
- Authority
- CN
- China
- Prior art keywords
- air inlet
- oil
- auxiliary air
- inlet opening
- auxiliary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003517 fume Substances 0.000 claims abstract description 33
- 238000001914 filtration Methods 0.000 claims abstract description 24
- 230000001133 acceleration Effects 0.000 claims description 6
- 230000001050 lubricating effect Effects 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 18
- 239000000779 smoke Substances 0.000 abstract description 17
- 238000002347 injection Methods 0.000 abstract description 10
- 239000007924 injection Substances 0.000 abstract description 10
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 64
- 238000010586 diagram Methods 0.000 description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 235000019504 cigarettes Nutrition 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000010411 cooking Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2035—Arrangement or mounting of filters
Abstract
A kind of range hood, including blower rack and exhaust fume collecting hood, blower is installed inside blower rack, oil filtering plate for oil is installed on exhaust fume collecting hood, oil filtering plate for oil is equipped with main air inlet, air intake passage is equipped with inside exhaust fume collecting hood, it is characterized by: the rear side of main air inlet is equipped with auxiliary air inlet opening, air intake passage is separated for main air intake passage and auxiliary air inlet channel by separator inside exhaust fume collecting hood, main air inlet is the entrance of main air intake passage, auxiliary air inlet opening is the entrance for assisting air intake passage, mutually converge and be connected with the air inlet of the blower in the outlet of main air intake passage and auxiliary air inlet channel.The present invention has the advantages that the range hood will be that independent air intake channel is arranged in auxiliary air inlet opening inside exhaust fume collecting hood, to be matched to independent negative pressure cavity, to obtain stable auxiliary air inlet opening high flow rate, and then the injection effect of auxiliary air inlet opening is promoted, promotes smoke absorption effect.Furthermore it is also possible to control the uninterrupted of accessory channel, by setting activity flow distribution plate to adapt to different operating conditions.
Description
Technical field
The present invention relates to a kind of range hoods.
Background technique
Currently, in order to improve smoke absorption effect, people devise the various range hoods with auxiliary air inlet opening, such as patent
It number is " one disclosed in the Chinese utility model patent of ZL 201520772417.X (Authorization Notice No. is CN 205065854U)
Kind range hood ", the body of the range hood includes shell sum aggregate cigarette panel, and collection cigarette panel is equipped with main air inlet, body
Inside is equipped with spiral case and blower, and the top that main air inlet is located on body is equipped with auxiliary air inlet opening, spiral case be equipped with assist into
The spiral case auxiliary inlet port of air port connection.When the range hood works, most of oil smoke is inhaled into spiral case, small portion from main air inlet
Divide oil smoke to continue up liter, body will be entered from auxiliary air inlet opening, and due to there is blower driving in spiral case, thus in spiral case
The flue gas flow rate in portion can be greater than the flue gas flow rate of engine body exterior, and the pressure inside spiral case is less than the pressure of engine body exterior, so that through
The flue gas for crossing auxiliary air inlet opening is inhaled into inside spiral case, so that all oil smoke be drained, avoids fumes escaping.For another example Patent No.
" a kind of range hood with auxiliary air inlet channel ", the oil suction disclosed in the Chinese invention patent of ZL201610543688.7
The auxiliary air inlet opening that smoke machine passes through setting strip and extends transversely through can make up main air inlet and be interrupted discontinuous deficiency, auxiliary
It helps air inlet that can increase incoming air area and changes oil smoke path, the oil smoke that can be inhaled into same time is more, and makes strainer
The oil smoke that web plate outer is easy escape is pulled capture again.It, can be effective due to the presence of the auxiliary air inlet opening injection effect
The negative pressure generated due to the tilt angle of smoke deflector with respect to the horizontal plane becomes smaller is overcome to die down and fumes escaping phenomenon, to be promoted
Smoking effect.But, it is ensured that the injection effect of the auxiliary air inlet opening, core are to form stable auxiliary air inlet opening height stream
Speed is divided by the way that the same interior negative pressure cavity shared with main air inlet is arranged, and by the import of negative pressure cavity in the prior art
Cloth is too small to affect injection effect to realize flow velocity, flow velocity.
Summary of the invention
The technical problem to be solved by the present invention is to be directed to above-mentioned state of the art, provide one kind be able to ascend assist into
The range hood of air port injection effect.
The technical scheme of the invention to solve the technical problem is: the range hood, including blower rack and it is set to
Exhaust fume collecting hood below blower rack is equipped with blower inside the blower rack, oil filtering plate for oil, the filter is equipped on the exhaust fume collecting hood
Oiled-plate method is equipped with main air inlet, is equipped with air intake passage inside exhaust fume collecting hood, it is characterised in that: the rear side of the main air inlet is equipped with auxiliary
Air inlet is helped, the air intake passage is separated by separator inside the exhaust fume collecting hood and is led to for main air intake passage and auxiliary air inlet
Road, the main air inlet are the entrance of the main air intake passage, and the auxiliary air inlet opening is the entrance for assisting air intake passage, described
Mutually converge and be connected with the air inlet of the blower in the outlet of main air intake passage and auxiliary air inlet channel.
Auxiliary air inlet channel can be there are many distribution mode, it is preferable that the auxiliary air inlet channel include be set to assist into
Deceleration air duct on rear side of air port and the vertical acceleration air duct set on deceleration air duct back upper place.
In order to improve smoke absorption effect, lower panel is installed on rear side of the oil filtering plate for oil, the rear lateral portion of oil filtering plate for oil is to extending back
Enter the gap to the top of the lower panel front side portion, between the oil filtering plate for oil rear lateral portion and lower panel front side portion formed it is described
Auxiliary air inlet opening.
Preferably, the separator includes rear oil guide plate and the lower clapboard that is engaged on rear oil guide plate bottom and extends forward,
The lower clapboard, lower panel and exhaust fume collecting hood backboard surround the deceleration air duct, shape between the rear oil guide plate and exhaust fume collecting hood backboard
At the vertical acceleration air duct.
Further preferably, the separator further includes having upper oil guide plate and front baffle, the front baffle, upper oil guide plate and after
Oil guide plate is integrated, and the lower part of the front baffle is mutually connected with the front of oil filtering plate for oil, is provided with oil strain on the upper oil guide plate
Hole.
In order to form effective deceleration air duct, the lower panel tilts obliquely from front to back, the lower clapboard entirety water
Plain cloth is set, and the front side of lower clapboard is adjacent to the auxiliary air inlet opening.
Further preferably, the front side of the lower clapboard is equipped with flow distribution plate, and the auxiliary air inlet opening is split into the through flow distribution plate
One auxiliary air inlet opening and the second auxiliary air inlet opening, first auxiliary air inlet opening are connected to main air intake passage, second auxiliary
Air inlet constitutes the air inlet in the deceleration air duct.
In order to reduce flow losses, the rear side of the oil filtering plate for oil has from front to back inclined distributary division obliquely, described
Flow distribution plate is arranged obliquely from back to front, forms first auxiliary air inlet opening between the distributary division and flow distribution plate, and this
One auxiliary air inlet opening along air inlet direction opening become larger, formed between the flow distribution plate and lower panel described second assist into
Air port, and second auxiliary air inlet opening becomes larger along air inlet direction opening.
In order to adjust auxiliary air inlet opening injection effect, the shunting under different cooking environments or under different operating conditions
Plate is the movable flow distribution plate that can adjust the first auxiliary air inlet opening and the second auxiliary air inlet opening intake.In this way, being lived by adjusting
Dynamic flow distribution plate can control the uninterrupted in auxiliary air inlet channel.
In order to make vertically to accelerate air duct while become oil-collecting channel, lubricating cup is installed in the bottom of the exhaust fume collecting hood, it is described
The vertical vertical projection for accelerating air duct is fallen into the lubricating cup.
As another preferred solution, heating device is installed in the deceleration air duct.In this way, deceleration air duct forms heating
Chamber, to improve fluid-flow rate.
It will will be by separator inside exhaust fume collecting hood compared with the prior art, the advantages of the present invention are as follows: the range hood
Wind channel partition be main air intake passage and auxiliary air inlet channel, main air inlet rear side be equipped with auxiliary air inlet opening, and assist into
Air port constitutes the entrance in auxiliary air inlet channel, and independent air intake channel is arranged in as auxiliary air inlet opening, to be matched to independent negative
Chamber is pressed, to obtain stable auxiliary air inlet opening high flow rate, and then promotes the injection effect of auxiliary air inlet opening, promotes fume-exhausting effect
Fruit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention one；
Fig. 2 is the structure sectional view of the embodiment of the present invention one；
Fig. 3 is the schematic diagram of internal structure of the embodiment of the present invention one；
Fig. 4 is the structural schematic diagram in the auxiliary air inlet channel of the embodiment of the present invention one；
Fig. 5 is the oil collecting structure schematic diagram of the embodiment of the present invention one；
Fig. 6 is the complete machine oil collecting structure schematic diagram of the embodiment of the present invention one；
Fig. 7 is the structural schematic diagram of the embodiment of the present invention two；
Fig. 8 is the structural schematic diagram of another state of the embodiment of the present invention two.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
Embodiment one:
As shown in Figures 1 to 6, the range hood of the present embodiment includes blower rack 1 and the exhaust fume collecting hood set on 1 lower section of blower rack
2, blower 3 is installed, blower 3 is centrifugal blower inside blower rack 1.Oil filtering plate for oil 4 is installed on exhaust fume collecting hood 2, is set on oil filtering plate for oil 4
There is main air inlet 5, air intake passage is equipped with inside exhaust fume collecting hood 2, the oil smoke of 2 lower section of exhaust fume collecting hood is logical into air inlet by main air inlet 5
Road.
In the present embodiment, the rear side of oil filtering plate for oil 4 is equipped with lower panel 10, and the rear lateral portion of oil filtering plate for oil 4 is extended rearward into following
The top of 10 front side portion of plate, the gap between 10 front side portion of 4 rear lateral portion of oil filtering plate for oil and lower panel form auxiliary air inlet opening 6, i.e.,
Auxiliary air inlet opening 6 is located at the rear side of main air inlet 5.Inside exhaust fume collecting hood 2 by separator by air intake passage separate based on air inlet it is logical
Road 7 and auxiliary air inlet channel 8.Main air inlet 5 constitutes the entrance of main air intake passage 7, and auxiliary air inlet opening 6 constitutes auxiliary air inlet channel
8 entrance, also, the outlet of main air intake passage 7 and auxiliary air inlet channel 8 mutually converges and is connected with the air inlet of blower 3.
In the present embodiment, auxiliary air inlet channel 8 includes interconnected deceleration channel 81 and vertically accelerates air duct 82,
In, deceleration channel 81 is set to 6 rear side of auxiliary air inlet opening, vertical that air duct 82 is accelerated to be set to deceleration air duct back upper place and along exhaust fume collecting hood
Backboard 21 is arranged.
The separator of the present embodiment includes rear oil guide plate 91, lower clapboard 92, upper oil guide plate 93, front baffle 94, left plate (figure
In do not show) and right side plate (not shown), rear oil guide plate 91, lower clapboard 92, upper oil guide plate 93, front baffle 94, left plate and the right side
Side plate surrounds main air intake passage 7 jointly.Front baffle 94, upper smoke deflector 93 and rear oil guide plate 91 are integrated.Oil guide plate 91 is perpendicular afterwards
Straight setting, the rear portion of lower clapboard 92 are mutually connected with the bottom of rear oil guide plate 91, the lower part of front baffle 94 and the front phase of oil filtering plate for oil 4
Linking, is provided with oil filter hole 931 on upper oil guide plate 93.Lower panel 10 tilts obliquely from front to back, 92 integral level of lower clapboard
Arrangement, and the front side of lower clapboard 92 is adjacent to auxiliary air inlet opening 6, as a result, lower clapboard 92, lower panel 10,21 sum aggregate of exhaust fume collecting hood backboard
Deceleration air duct 81 is surrounded between petticoat pipe side plate 22.
It is formed with gap between oil guide plate 91 and exhaust fume collecting hood backboard 21 afterwards, in this way, rear oil guide plate 91 and exhaust fume collecting hood backboard 21,
Vertical acceleration air duct 82 is surrounded between exhaust fume collecting hood side plate 22.According to the stack effect in heat exchange principle, air is due to temperature difference
And the difference of atmospheric density is generated, to form pressure difference, hot-air rises with chimney, leaves in chimney top, to make
Air accelerates flowing.It in the present embodiment, is low speed because the hot gas that culinary art generates enters deceleration channel 81 through auxiliary air inlet opening 6
Chamber although temperature is declined at this time, but still is hot gas, is cold end at 3 inner cavity of blower, vertical that air duct 82 is accelerated to connect hot end
With cold end, stack effect effect under, air accelerates to pass through in the vertical acceleration air duct 82, improve charge flow rate, i.e., into
One step increases 6 injection effect of auxiliary air inlet opening.
In addition, being equipped with lubricating cup 12 in the bottom of exhaust fume collecting hood 2, this vertically accelerates the vertical projection in air duct 82 to fall into lubricating cup 12
Interior, the vertical acceleration air duct 82 is also oil-collecting channel simultaneously as a result,.
It is equipped with flow distribution plate 11 in the front side of lower clapboard 92, auxiliary air inlet opening 6 is split into the first auxiliary air inlet through flow distribution plate 11
Mouth 61 and the second auxiliary air inlet opening 62, the first auxiliary air inlet opening 61 are connected to main air intake passage 7, and the second auxiliary air inlet opening 62 is constituted
The air inlet in deceleration air duct 81.Also, the rear side of oil filtering plate for oil 4 has from front to back inclined distributary division 41 obliquely, flow distribution plate
11 are arranged obliquely from back to front, and first become larger along air inlet direction opening is formed between distributary division 41 and flow distribution plate 11
Auxiliary air inlet opening 61.In addition, since lower panel 10 tilts obliquely from front to back, so that shape between flow distribution plate 11 and lower panel 10
At the second auxiliary air inlet opening 62 become larger along air inlet direction opening.According to fluid continuity equation, Q=S × V, Q are stream
Amount, S is section, and V is average speed, and in the case where flow is certain, section S is bigger, and speed V is smaller, that is to say, that fluid is dynamic
Can be smaller, its smaller flow losses of fluid dynamic energy are smaller.
Embodiment two:
As shown in Figure 7 and Figure 8, the used flow distribution plate of the present embodiment is movable flow distribution plate 14, passes through movable flow distribution plate
The intake of 14 rotation adjustable first auxiliary air inlet opening 61 and the second auxiliary air inlet opening 62.I.e. in different cooking environments
6 injection effect of auxiliary air inlet opening is adjusted under lower or different operating condition, movable flow distribution plate 14, which is rotated up, to be rotated to oil filtering plate for oil 4
When, the second auxiliary air inlet opening 62 opening increases, and flow increases in auxiliary air inlet channel 8, when movable flow distribution plate 14 rotates down i.e.
When rotating down plate 10, flow reduces in auxiliary air inlet channel 8.Such as when quick-fried culinary art, oil smoke amount is larger, oil smoke easily occurs and escapes
Ease phenomenon should increase auxiliary injection air inlet effect at this time, movable flow distribution plate 14 can be made to rotate to oil filtering plate for oil 4；When oil smoke amount compared with
Hour, flow distribution plate can be made to rotate to lower panel 10, be even switched off auxiliary air inlet channel 8, keep oil smoke air inlet path shorter, realize oil
Cigarette fast sucking, discharging.
In addition, the present embodiment is also equipped with heating device 13 in deceleration air duct 81.Because of the hot gas warp generated by culinary art
Auxiliary air inlet opening 6 enter deceleration channel 81 be low speed chamber, temperature is declined at this time, heating device 13 to compensate the temperature,
Fluid-flow rate is improved, while playing the role of preventing low speed chamber cold oil from condensing.
Claims (12)
1. a kind of range hood, the exhaust fume collecting hood (2) including blower rack (1) and below blower rack, the blower rack (1) are internal
Blower (3) are installed, are equipped on the exhaust fume collecting hood (2) oil filtering plate for oil (4), the oil filtering plate for oil (4) is equipped with main air inlet
(5), air intake passage is equipped with inside exhaust fume collecting hood (2), it is characterised in that: the rear side of the main air inlet (5) is equipped with auxiliary air inlet opening
(6), the air intake passage is separated by separator inside the exhaust fume collecting hood (2) and is led to for main air intake passage (7) and auxiliary air inlet
Road (8), the main air inlet (5) are the entrance of the main air intake passage (7), and the auxiliary air inlet opening (6) is logical for auxiliary air inlet
The outlet of the entrance in road (8), the main air intake passage (7) and auxiliary air inlet channel (8) mutually converge and with the blower (3) into
Air port is connected.
2. range hood according to claim 1, it is characterised in that: the auxiliary air inlet channel (8) includes being set to auxiliary
Deceleration air duct (81) on rear side of air inlet (6) and the vertical acceleration air duct (82) set on deceleration air duct back upper place.
3. range hood according to claim 2, it is characterised in that: be equipped with lower panel on rear side of the oil filtering plate for oil (4)
(10), the rear lateral portion of oil filtering plate for oil (4) is extended rearward into the top of the lower panel (10) front side portion, after the oil filtering plate for oil (4)
Gap between side and lower panel (10) front side portion forms the auxiliary air inlet opening (6).
4. range hood according to claim 3, it is characterised in that: the separator includes rear oil guide plate (91) and linking
The lower clapboard (92) extended in rear oil guide plate bottom and forward, the lower clapboard (92), lower panel (10) and exhaust fume collecting hood backboard
(21) it surrounds the deceleration air duct (81), forms described vertical add after described between oil guide plate (91) and exhaust fume collecting hood backboard (21)
Fast air duct (82).
5. range hood according to claim 4, it is characterised in that: the separator further include have upper oil guide plate (93) and
Front baffle (94), the front baffle (94), upper oil guide plate (93) and rear oil guide plate (91) are integrated, the front baffle (94)
Lower part is mutually connected with the front of oil filtering plate for oil (4), and oil filter hole (931) are provided on the upper oil guide plate (93).
6. range hood according to claim 4, it is characterised in that: the lower panel (10) is oblique from front to back to be had a down dip
Tiltedly, lower clapboard (92) the integral level arrangement, and the front side of lower clapboard (92) is adjacent to the auxiliary air inlet opening (6).
7. range hood according to claim 6, it is characterised in that: the front side of the lower clapboard (92) is equipped with flow distribution plate
(11), the auxiliary air inlet opening (6) is split into the first auxiliary air inlet opening (61) and the second auxiliary air inlet opening through flow distribution plate (11)
(62), first auxiliary air inlet opening (61) is connected to main air intake passage (7), described in the second auxiliary air inlet opening (62) composition
The air inlet in deceleration air duct (81).
8. range hood according to claim 7, it is characterised in that: the rear side of the oil filtering plate for oil (4) has from front to back
Inclined distributary division (41) obliquely, the flow distribution plate (11) are arranged obliquely from back to front, the distributary division (41) and shunting
Form first auxiliary air inlet opening (61) between plate (11), and first auxiliary air inlet opening (61) along air inlet direction opening by
Gradual change is big, and second auxiliary air inlet opening (62), and second auxiliary are formed between the flow distribution plate (11) and lower panel (10)
Air inlet (62) becomes larger along air inlet direction opening.
9. range hood according to claim 7, it is characterised in that: the flow distribution plate be can adjust first assist into
The movable flow distribution plate in air port (61) and the second auxiliary air inlet opening (62) intake.
10. range hood according to claim 2, it is characterised in that: be equipped with lubricating cup in the bottom of the exhaust fume collecting hood (2)
(12), the vertical vertical projection for accelerating air duct (82) is fallen into the lubricating cup (12).
11. range hood according to claim 2, it is characterised in that: be equipped with heating in the deceleration air duct (81)
Device (13).
12. according to claim 1 to range hood described in any claim in 11, it is characterised in that: the blower (3) is
Centrifugal blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910738177.4A CN110486764A (en) | 2019-08-12 | 2019-08-12 | A kind of range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910738177.4A CN110486764A (en) | 2019-08-12 | 2019-08-12 | A kind of range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110486764A true CN110486764A (en) | 2019-11-22 |
Family
ID=68550760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910738177.4A Pending CN110486764A (en) | 2019-08-12 | 2019-08-12 | A kind of range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110486764A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008119213A1 (en) * | 2007-03-29 | 2008-10-09 | Ningbo Fotile Kitchen Ware Co., Ltd | An oil smoke filter |
| CN106016404A (en) * | 2016-07-06 | 2016-10-12 | 宁波方太厨具有限公司 | Range hood with auxiliary air inlet channel |
| CN106439965A (en) * | 2016-09-30 | 2017-02-22 | 宁波方太厨具有限公司 | Double-air-inflow extractor hood |
| CN107327885A (en) * | 2017-04-01 | 2017-11-07 | 宁波方太厨具有限公司 | A kind of shunting range hood |
| CN108240653A (en) * | 2017-11-07 | 2018-07-03 | 宁波方太厨具有限公司 | A kind of range hood |
| CN209026907U (en) * | 2018-09-19 | 2019-06-25 | 宁波方太厨具有限公司 | A kind of range hood |
| CN210861260U (en) * | 2019-08-12 | 2020-06-26 | 宁波方太厨具有限公司 | Fume exhaust fan |
-
2019
- 2019-08-12 CN CN201910738177.4A patent/CN110486764A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008119213A1 (en) * | 2007-03-29 | 2008-10-09 | Ningbo Fotile Kitchen Ware Co., Ltd | An oil smoke filter |
| CN106016404A (en) * | 2016-07-06 | 2016-10-12 | 宁波方太厨具有限公司 | Range hood with auxiliary air inlet channel |
| CN106439965A (en) * | 2016-09-30 | 2017-02-22 | 宁波方太厨具有限公司 | Double-air-inflow extractor hood |
| CN107327885A (en) * | 2017-04-01 | 2017-11-07 | 宁波方太厨具有限公司 | A kind of shunting range hood |
| CN108240653A (en) * | 2017-11-07 | 2018-07-03 | 宁波方太厨具有限公司 | A kind of range hood |
| CN209026907U (en) * | 2018-09-19 | 2019-06-25 | 宁波方太厨具有限公司 | A kind of range hood |
| CN210861260U (en) * | 2019-08-12 | 2020-06-26 | 宁波方太厨具有限公司 | Fume exhaust fan |
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