CN109140544A - Smoke exhaust ventilator - Google Patents
Smoke exhaust ventilator Download PDFInfo
- Publication number
- CN109140544A CN109140544A CN201710443030.3A CN201710443030A CN109140544A CN 109140544 A CN109140544 A CN 109140544A CN 201710443030 A CN201710443030 A CN 201710443030A CN 109140544 A CN109140544 A CN 109140544A
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- CN
- China
- Prior art keywords
- filter assemblies
- mode
- smoke
- exhaust ventilator
- smoke exhaust
- 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.)
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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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The present invention proposes a kind of improved smoke exhaust ventilator.Smoke exhaust ventilator proposed by the present invention, including filter assemblies and driving device；The filter assemblies include two pieces of movable smoke deflectors (1) and the plate body part (2) between described two pieces movable smoke deflectors (1), and described two pieces movable smoke deflectors (1) are arranged to be suitable for moving under the driving of the driving device；The filter assemblies are arranged to be suitable for switch between the first mode and the second mode by way of mobile two pieces of movable smoke deflectors (1)；When the filter assemblies are in the first mode, the filter assemblies are integrally in butt V-arrangement, described two pieces movable smoke deflectors (1) correspond respectively to the two side walls of the butt V-arrangement, and the plate body part (2) corresponds to the roof of the butt V-arrangement；When the filter assemblies are in the second mode, the filter assemblies are integrally in tabular.The present invention proposes a kind of completely new adjustable smoke exhaust ventilator of filter assemblies self structure.
Description
[technical field]
The present invention relates to smoke exhaust ventilator fields.
[background technique]
Existing smoke exhaust ventilator is typically provided with the filter screen or deflector of fixed setting at air flow inlet, was used as
Module is filtered, structure is very single, lacks and improves and break through.
Support that otherwise the prior art described here is not an admission that these prior arts unless there are sufficient evidence
Before the filing date of the present application for known in the those of ordinary skill of the field that the invention relates to.
[summary of the invention]
The present invention proposes a kind of improved smoke exhaust ventilator.
Smoke exhaust ventilator proposed by the present invention, including filter assemblies and driving device；The filter assemblies include two pieces movable
Smoke deflector and the plate body part between described two pieces movable smoke deflectors, described two pieces movable smoke deflectors are arranged to be suitable in institute
It states and is moved under the driving of driving device；The filter assemblies are arranged to be suitable for the side by mobile two pieces of movable smoke deflectors
Formula switches between the first mode and the second mode；When the filter assemblies are in the first mode, the filtering group
Part is integrally in butt V-arrangement, and described two pieces movable smoke deflectors correspond respectively to the two side walls of the butt V-arrangement, the plate body part
Roof corresponding to the butt V-arrangement；When the filter assemblies are in the second mode, the filter assemblies are integrally in plate
Shape.The present invention proposes a kind of completely new adjustable smoke exhaust ventilator of filter assemblies self structure.
Optionally, when the filter assemblies are in the first mode, the bottom opening of the butt V-arrangement is towards the pumping
The outside of kitchen ventilator.In this way, the inner cavity of the filter assemblies helps to hold together cigarette.
Optionally, the plate body part is imperforate plate or filter screen.
It optionally, further include lubricating cup；When the filter assemblies are in the second mode, described two pieces movable smoke deflectors are equal
The front is high and the back is low is obliquely installed；When the filter assemblies are in the first mode and second mode, the lubricating cup is respectively positioned on institute
State the lower section of the rear end of filter assemblies.In this way, convenient for collecting grease accompanying by the filter assemblies.
Optionally, when the filter assemblies are in the first mode, the minimum point of the filter assemblies is located at its rear end.
In this way, convenient for collecting grease accompanying by the filter assemblies.
Optionally, the upper side screen that further include that the front is high and the back is low be obliquely installed；The filter assemblies are in the second mode
When, the front is high and the back is low is obliquely installed for described two pieces movable smoke deflectors, and the rear end of the upper side screen is connected in the filter assemblies
Front end.In this way, convenient for grease accompanying on the upper side screen is transferred on the filter assemblies, convenient for the receipts of grease
Collection.
It optionally, further include smoke collecting chamber；When the filter assemblies are in the first mode, two pieces of movable smoke deflectors
Interval forms air intake passage between the smoke collecting chamber respectively.
Optionally, the front is high and the back is low is obliquely installed for the smoke collecting chamber.
Optionally, when the filter assemblies are in the first mode, described two pieces movable smoke deflectors respectively with the plate
Interval forms air inlet between body part.
Optionally, described two pieces movable smoke deflectors are imperforate plate.
Optionally, when the filter assemblies switch between the first mode and second mode, described two pieces are movably led
Cigarette plate rotates respectively.
Need exist for being explained, the present invention appeared in " outside ", " bottom ", " the front is high and the back is low ", " front end ",
The expression of the directionalities such as " rear end ", " lower section ", " top ", " inclination ", " horizontal plane ", " outer surface ", " left side ", " right side ", if
It is not particularly illustrated, then for being the usual use state based on the smoke exhaust ventilator.
It needing exist for being pointed out, " first ", " second " appeared in the specification are used for description purposes only, and
It is not used in instruction relative importance；Moreover, it is also not defining to the quantity of feature defined by it；In addition, it is also not
To the logical relation of feature or defining for ordinal relation defined by it.
Foregoing invention content of the invention is not intended to describe all possible embodiments of the invention.Entire application
In, many places provide guidance by enumerating example, these examples can be used for various feasible combinations.
[Detailed description of the invention]
The following drawings only makees schematic illustration and explanation to the present invention, not delimit the scope of the invention, in which:
Fig. 1 is structural schematic diagram when smoke exhaust ventilator embodiment 1 of the present invention is in second mode；
Fig. 2 is another structural schematic diagram when smoke exhaust ventilator embodiment 1 of the present invention is in second mode；
Fig. 3 is structural schematic diagram when smoke exhaust ventilator embodiment 1 of the present invention is in first mode；
Fig. 4 is another structural schematic diagram when smoke exhaust ventilator embodiment 1 of the present invention is in first mode；
Fig. 5 is structural schematic diagram when smoke exhaust ventilator embodiment 2 of the present invention is in first mode；
Fig. 6 is another structural schematic diagram when smoke exhaust ventilator embodiment 2 of the present invention is in first mode；
Fig. 7 is structural schematic diagram when smoke exhaust ventilator embodiment 3 of the present invention is in first mode.
Appended drawing reference:
The movable smoke deflector of 1-, 2- plate body part, the upper side screen of 3-, 4- lubricating cup, 5- smoke collecting chamber, 6- human-computer interaction interface, 7- dress
Decorations cover, 8- casing.
[specific embodiment]
To keep the purpose of the present invention, scheme and beneficial effect more clear, with reference to the accompanying drawing and it is preferably implemented
The invention will be further described for example.
Embodiment 1
Smoke exhaust ventilator embodiment 1 proposed by the present invention, including lubricating cup 4, smoke collecting chamber 5, control panel, Decorative Cover 7, casing 8,
Blower, filter assemblies and driving device, as shown in Figures 1 to 4.Fig. 1 is the main view of the smoke exhaust ventilator, and Fig. 2 is the smoke exhaust ventilator
Bottom view, Fig. 3 is the right view of the smoke exhaust ventilator, and the smoke exhaust ventilator shown in Fig. 4 not yet installs lubricating cup 4.Control panel is set
It is placed in the top of smoke collecting chamber 5, human-computer interaction interface 6 is provided on control panel.Assembling in casing 8, then cover by Decorative Cover 7
Except casing 8.
Filter assemblies are placed in smoke collecting chamber 5.The front is high and the back is low is obliquely installed for smoke collecting chamber 5, as shown in figure 3, the midpoint Fig. 3 A is represented
" preceding " end of smoke collecting chamber 5, the midpoint Fig. 3 B represent " rear " end of smoke collecting chamber 5.The tilt angle of smoke collecting chamber 5 is 15 degree, the i.e. midpoint Fig. 3
The angle between line and horizontal plane between A and point B is 15 degree, that is, between the edge wheel profile and horizontal plane of smoke collecting chamber 5
Angle be 15 degree.As it can be seen that the smoke exhaust ventilator is moulded between top suction type smoke exhaust ventilator and side-absorption type smoke exhaust ventilator,
Not only convenient for the function of performance filter assemblies, but also it is conducive to the collection of the grease adhered on filter assemblies.Lubricating cup 4 is located at smoke collecting chamber 5
Lowermost end.Lubricating cup 4 includes rear wall and the wind-guiding face that the front is high and the back is low is obliquely installed, and rear wall is connected with wind-guiding face, and therebetween
Angle be acute angle.
Filter assemblies include two pieces of movable smoke deflectors 1 and the plate body part 2 between two pieces of movable smoke deflectors 1, and two pieces can
Dynamic smoke deflector 1 is arranged to be suitable for moving under the drive of the drive.Filter assemblies are arranged to be suitable for by two pieces mobile
The mode of movable smoke deflector 1 switches between the first mode and the second mode.Filter assemblies are in first mode and the second mould
When switching between formula, two pieces of movable smoke deflectors 1 are rotated rotating around a shaft." shaft " is before corresponding movable smoke deflector 1
Extending direction is arranged on the corresponding movable smoke deflector 1 afterwards.Driving device include two motors, two motors with two pieces movably
Smoke deflector 1 corresponds, and motor drives the shaft rotation of corresponding movable smoke deflector 1 and the movable smoke deflector that keeps this corresponding
1 rotation.Preferably, two pieces of 1 synchronous rotaries of movable smoke deflector.The size and shape of two pieces of movable smoke deflectors 1 are all the same.
Plate body part 2 is removably installed in smoke collecting chamber 5, and filter assemblies are cut between the first mode and the second mode
Plate body part 2 is fixed when changing.Specifically, plate body part 2 is filter screen, and the edge contour of the outer surface of the plate body part 2 is in rectangle.
Two pieces of movable smoke deflectors 1 are nonporous glass plate, and the edge contour of the outer surface of two pieces of movable smoke deflectors 1 is in rectangle.
When filter assemblies are in first mode, as shown in Figures 3 and 4, filter assemblies are integrally in butt V-arrangement, and two pieces are movably led
Cigarette plate 1 corresponds respectively to the two side walls of butt V-arrangement, and plate body part 2 corresponds to the roof of butt V-arrangement.Filter assemblies are in first
When mode, the bottom opening of butt V-arrangement is towards the outside of smoke exhaust ventilator.So-called " bottom opening of butt V-arrangement ", it can be understood as
The free end (free end of movable smoke deflector 1, i.e., the movable one end of smoke deflector 1 far from plate body part 2) of two pieces of movable smoke deflectors 1 it
Between be spaced and the opening that is formed.When filter assemblies are in first mode, the angle between the outer surface of two pieces of movable smoke deflectors 1 is
Obtuse angle, as shown in Figure 4.
When filter assemblies are in first mode, the free end of two pieces of movable smoke deflectors 1 is spaced shape between smoke collecting chamber 5 respectively
At air intake passage, specifically, the free end of two pieces of movable smoke deflectors 1 respectively with smoke collecting chamber 5 lead between cigarette face interval formed into
Wind channel.At this moment, if fan operation (i.e. user's touch-control human-computer interaction interface 6 and open smoke exhaust ventilator), air-flow arrow along Fig. 4
The direction of head flows into smoke exhaust ventilator, and fraction flows into the air intake passage of two sides, and fraction flows into filter screen.In fact, mistake
When filter component is in first mode and fan operation, two pieces of movable smoke deflectors 1 are suitable for guiding the flowing of air-flow, and two pieces are movably led cigarette
The cavity that formation is spaced between plate 1 is suitable for holding together cigarette.
When filter assemblies are in first mode, the minimum point of filter assemblies is located at its rear end, and specifically, filter assemblies are most
There are two low spots, the angle positioned inside of a free end for the movable smoke deflector 1 in left side, another is right movable smoke deflector
The angle positioned inside of 1 free end, as shown in Figure 4.When filter assemblies are in first mode, in the right view of the smoke exhaust ventilator
Filter assemblies are blocked by smoke collecting chamber 5, as shown in Figure 3.
When filter assemblies are in second mode, as illustrated in fig. 1 and 2, filter assemblies are integrally in tabular, and cigarette is movably led in left side
Plate, plate body part 2 and right movable smoke deflector are successively connected.The edge contour of the outer surface of filter assemblies is in rectangle.Filter assemblies
When in second mode, the front is high and the back is low is obliquely installed for two pieces of movable smoke deflectors 1, in fact, after filter assemblies are high before being integrally also
Low dip setting.When filter assemblies are in second mode, the angle of filter assemblies and horizontal plane is 15 degree, i.e., filter assemblies is outer
The angle of surface and horizontal plane is 15 degree.When filter assemblies are in second mode, the air intake passage of two sides is respectively by corresponding
Movable smoke deflector 1 is closed.When filter assemblies are in second mode, blower can also be run, only generated air-flow can only flow
Enter filter screen.
When filter assemblies are in first mode and second mode, lubricating cup 4 is respectively positioned on the lower section of the rear end of filter assemblies.It crosses
Grease accompanying by filter component is pooled to the rear ends of filter assemblies under the effect of gravity, and grease is from the rear end of filter assemblies
Enter lubricating cup 4 after drippage.
The above is only the preferred embodiment of the present invention, are increased certain technical characteristics, are deleted, modifications or substitutions may be used also
To obtain other embodiments.Such as, being also possible to two pieces of movable smoke deflectors is non-porous stainless steel plate.For another example, it is also possible to
It is spaced the adjustable of the air intake passage of formation between movable smoke deflector and smoke collecting chamber, specifically, can be defeated based on user institute
The control instruction entered is adjusted, be also possible to the fan operation gear based on smoke exhaust ventilator or the oil smoke concentration that detects carry out from
It is dynamic to adjust.For another example, when filter assemblies are in second mode, the angle of filter assemblies and horizontal plane is also possible to 30 degree or less than 30
Other angles of degree.For another example, the tilt angle of smoke collecting chamber is also possible to 30 degree or other angles less than 30 degree.For another example, may be used
To be, the bottom opening of butt V-arrangement is towards the inside of smoke exhaust ventilator.For another example, it is also possible to be further provided with filtration members,
Interval forms air intake passage to two pieces of movable smoke deflectors between filtration members respectively, i.e., " air intake passage " interval is formed in two pieces movably
Between smoke deflector and filtration members (rather than smoke collecting chamber).For another example, it is also possible to be respectively arranged with air inlet on two pieces of movable smoke deflectors
Hole.For another example, it is also possible to be spaced the air intake passage of formation between movable smoke deflector and smoke collecting chamber, switches in filter assemblies
It is only partly to be closed by corresponding movable smoke deflector when two modes.For another example, driving device is not limited to shown in the present embodiment
Scheme can also be used for reference using other existing drive schemes that the application purpose may be implemented.
Embodiment 2
The present invention also proposes that another smoke exhaust ventilator embodiment 2, the smoke exhaust ventilator embodiment 2 are real in above-mentioned smoke exhaust ventilator
It applies obtained from being further improved on the basis of example 1.The smoke exhaust ventilator embodiment 2 is main with above-mentioned smoke exhaust ventilator embodiment 1
It distinguishes as follows.
The plate body part 2 of the smoke exhaust ventilator embodiment 2 is imperforate plate, it is preferable that plate body part 2 uses nonporous glass plate.The pumping
When kitchen ventilator embodiment 2 is in first mode, structural schematic diagram is as illustrated in Figures 5 and 6.The smoke exhaust ventilator shown in fig. 5 is implemented
Example 2 not yet installs lubricating cup 4.
When filter assemblies are in first mode, interval forms air inlet to two pieces of movable smoke deflectors 1 between plate body part 2 respectively
Mouthful, as shown in figure 5, at this moment, if fan operation, the direction of air-flow arrow along Fig. 5 flows into smoke exhaust ventilator, and fraction flows into
Be spaced the air intake passage of formation between movable smoke deflector 1 and smoke collecting chamber 5, fraction flow into movable smoke deflector 1 and plate body part 2 it
Between be spaced the air inlet of formation.When filter assemblies are in second mode, air inlet at least partly movably leads cigarette by corresponding
Plate 1 is closed.
About the other structures and matching relationship of the smoke exhaust ventilator embodiment 2, the corresponding of smoke exhaust ventilator embodiment 1 is referred to
Description.
Embodiment 3
The present invention also proposes that another smoke exhaust ventilator embodiment 3, the smoke exhaust ventilator embodiment 3 are real in above-mentioned smoke exhaust ventilator
It applies obtained from being further improved on the basis of example 1.The smoke exhaust ventilator embodiment 3 is main with above-mentioned smoke exhaust ventilator embodiment 1
It distinguishes as follows.
The upper side screen 3 that the smoke exhaust ventilator embodiment 3, which further includes that the front is high and the back is low, to be obliquely installed, as shown in fig. 7, the upside is filtered
Net 3 is set in smoke collecting chamber 5.
When filter assemblies are in second mode, filter assemblies are whole, and the front is high and the back is low is obliquely installed, the rear end rank of upper side screen 3
It is connected to the front end of filter assemblies.Preferably, the rear end of upper side screen 3 is placed in the top of the front end of filter assemblies.On upper side screen 3
Accompanying grease can flow on filter assemblies under the effect of gravity, then pass to the rear end of filter assemblies, then flow
Enter lubricating cup 4.
About the other structures and matching relationship of the smoke exhaust ventilator embodiment 3, the corresponding of smoke exhaust ventilator embodiment 1 is referred to
Description.
The above is only the preferred embodiment of the present invention, are increased certain technical characteristics, are deleted, modifications or substitutions may be used also
To obtain other embodiments.Such as, it is also possible to side screen and plate body part using integral structure.
The component of different embodiments can be combined with each other in any way possible, to achieve the object of the present invention.
Need it is annotated be that the present invention should not be construed as being limited to embodiment described above, but
It should be understood that all possible performance for covering the claims in the present invention combination specification disclosure and determination.
Therefore, anything that does not depart from the technical scheme of the invention, to the above embodiments according to the technical essence of the invention
What simple modification, equivalent variation and modification, belongs to the protection scope of technical solution of the present invention.
Claims (11)
1. a kind of smoke exhaust ventilator, it is characterised in that:
Including filter assemblies and driving device；
The filter assemblies include two pieces of movable smoke deflectors (1) and the plate body part between described two pieces movable smoke deflectors (1)
(2), described two pieces movable smoke deflectors (1) are arranged to be suitable for moving under the driving of the driving device；
The filter assemblies are arranged to be suitable for by way of moving two pieces of movable smoke deflectors (1) in first mode and the
It is switched between two modes；
When the filter assemblies are in the first mode, the filter assemblies are integrally in butt V-arrangement, and described two pieces are movably led cigarette
Plate (1) corresponds respectively to the two side walls of the butt V-arrangement, and the plate body part (2) corresponds to the roof of the butt V-arrangement；
When the filter assemblies are in the second mode, the filter assemblies are integrally in tabular.
2. smoke exhaust ventilator according to claim 1, it is characterised in that:
When the filter assemblies are in the first mode, the bottom opening of the butt V-arrangement is towards the outer of the smoke exhaust ventilator
Portion.
3. smoke exhaust ventilator according to claim 1, it is characterised in that:
The plate body part (2) is imperforate plate or filter screen.
4. smoke exhaust ventilator according to claim 1, it is characterised in that:
It further include lubricating cup (4)；
When the filter assemblies are in the second mode, the front is high and the back is low is obliquely installed for described two pieces movable smoke deflectors (1)；
When the filter assemblies are in the first mode and second mode, the lubricating cup (4) is respectively positioned on the filter assemblies
Rear end lower section.
5. smoke exhaust ventilator according to claim 4, it is characterised in that:
When the filter assemblies are in the first mode, the minimum point of the filter assemblies is located at its rear end.
6. smoke exhaust ventilator according to claim 1, it is characterised in that:
The upper side screen (3) that further include that the front is high and the back is low be obliquely installed；
When the filter assemblies are in the second mode, the front is high and the back is low is obliquely installed for described two pieces movable smoke deflectors (1), institute
The rear end for stating side screen (3) is connected in the front end of the filter assemblies.
7. smoke exhaust ventilator according to claim 1, it is characterised in that:
It further include smoke collecting chamber (5)；
When the filter assemblies are in the first mode, described two pieces movable smoke deflectors (1) respectively with the smoke collecting chamber (5) it
Between interval form air intake passage.
8. smoke exhaust ventilator according to claim 7, it is characterised in that:
The front is high and the back is low is obliquely installed for the smoke collecting chamber (5).
9. smoke exhaust ventilator according to claim 1, it is characterised in that:
When the filter assemblies are in the first mode, described two pieces movable smoke deflectors (1) respectively with the plate body part (2) it
Between interval form air inlet.
10. smoke exhaust ventilator according to claim 1, it is characterised in that:
Described two pieces movable smoke deflectors (1) are imperforate plate.
11. according to smoke exhaust ventilator described in any of the above item claim, it is characterised in that:
When the filter assemblies switch between the first mode and second mode, described two pieces movable smoke deflectors (1) are respectively
Rotation.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710443030.3A CN109140544B (en) | 2017-06-13 | 2017-06-13 | Smoke exhaust ventilator |
| EP18175899.6A EP3415822A1 (en) | 2017-06-13 | 2018-06-05 | Cooker hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710443030.3A CN109140544B (en) | 2017-06-13 | 2017-06-13 | Smoke exhaust ventilator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109140544A true CN109140544A (en) | 2019-01-04 |
| CN109140544B CN109140544B (en) | 2021-05-04 |
Family
ID=64829874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710443030.3A Active CN109140544B (en) | 2017-06-13 | 2017-06-13 | Smoke exhaust ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109140544B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204421122U (en) * | 2014-12-25 | 2015-06-24 | 宁波方太厨具有限公司 | The adjustable range hood of a kind of air-admitting surface |
| DE202015105950U1 (en) * | 2015-11-06 | 2015-11-23 | Tongxiang City Jingchuang Machinery Equipment Co., Ltd. | An extractor hood with side flaps |
| CN206018758U (en) * | 2016-08-05 | 2017-03-15 | 九阳股份有限公司 | A kind of top suction type lampblack absorber |
| CN206191706U (en) * | 2016-11-25 | 2017-05-24 | 宁波方太厨具有限公司 | Side -draft range hood |
-
2017
- 2017-06-13 CN CN201710443030.3A patent/CN109140544B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204421122U (en) * | 2014-12-25 | 2015-06-24 | 宁波方太厨具有限公司 | The adjustable range hood of a kind of air-admitting surface |
| DE202015105950U1 (en) * | 2015-11-06 | 2015-11-23 | Tongxiang City Jingchuang Machinery Equipment Co., Ltd. | An extractor hood with side flaps |
| CN206018758U (en) * | 2016-08-05 | 2017-03-15 | 九阳股份有限公司 | A kind of top suction type lampblack absorber |
| CN206191706U (en) * | 2016-11-25 | 2017-05-24 | 宁波方太厨具有限公司 | Side -draft range hood |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109140544B (en) | 2021-05-04 |
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