CN109959038A - Rotary sunken oil screen for range hood and range hood - Google Patents
Rotary sunken oil screen for range hood and range hood Download PDFInfo
- Publication number
- CN109959038A CN109959038A CN201711406213.4A CN201711406213A CN109959038A CN 109959038 A CN109959038 A CN 109959038A CN 201711406213 A CN201711406213 A CN 201711406213A CN 109959038 A CN109959038 A CN 109959038A
- Authority
- CN
- China
- Prior art keywords
- oil network
- oil
- connecting rod
- range hood
- hood
- 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.)
- Granted
Links
- 239000003517 fume Substances 0.000 claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 239000000779 smoke Substances 0.000 claims description 39
- 230000000694 effects Effects 0.000 description 10
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000034 method Methods 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
Abstract
The invention discloses a rotary sunken oil screen for a range hood and the range hood, wherein the rotary sunken oil screen is arranged in a fume collecting hood and comprises a power mechanism, a connecting rod, an oil screen assembly and a long slotted hole; the power mechanism is connected with the oil screen assembly through a connecting rod; the two long slotted holes are arranged on the fume collecting cover and are respectively positioned on the left side and the right side of the front part of the oil screen assembly, and the front part of the oil screen assembly is in sliding fit with the long slotted holes on the left side and the right side; the power mechanism drives the connecting rod to rotate downwards to pull the front part of the oil screen assembly to slide to the rear end of the long slotted hole, and then the rear part of the oil screen assembly rotates and sinks.
Description
Technical field
The invention belongs to range hood technical fields, and in particular to for the rotation sinking oil network of range hood and oil suction
Smoke machine.
Background technique
In the range hood for generally producing and using now, the set-up mode of exhaust fume collecting hood is generally directly overlayed on stove pot
Side, or oil smoke is collected and aspirated by the way of closely inhaling, the corresponding range hood of the set-up mode of this exhaust fume collecting hood is respectively T
(close to inhale) formula range hood is inhaled in shape (tower-shaped) range hood and side；When using T shape (tower-shaped) range hood, in order to avoid blocking
The sight of operator, and being more convenient to operate, the installation site of range hood must have a certain altitude away from hearth, range hood with
Mounting distance between hearth is typically no less than 50cm, the distance between air inlet of kitchen ventilator and hearth too far, to oil smoke
Suction force decaying be easy to cause oil smoke from the phenomenon that the escape of exhaust fume collecting hood surrounding；(close to inhale) is inhaled although formula range hood is from hearth in side
Closely, but without the exhaust fume collecting hood of similar T (tower) shape range hood it is covered on above stove pot, oil smoke ascension escape, and the suction of oil network
Oil smoke hole horizontal layout does not have three-dimensional oil smoke suction function.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of the present invention is intended to provide a kind of rotation sinking for range hood
Formula oil network and range hood.
The technical scheme of the present invention is realized as follows:
The embodiment of the present invention provides a kind of rotation sinking oil network for range hood, and the rotation sinking oil network is set
It sets in exhaust fume collecting hood comprising power mechanism, connecting rod, oil network component and long slot hole；The power mechanism passes through connecting rod and oil network
Component connection；There are two the long slot hole settings, and two long slot holes are arranged on exhaust fume collecting hood and are located at described
The long slot hole of the left and right sides of oil network forward portion, the oil network forward portion and the left and right sides is slidably matched；The engine
Structure drive link rotates down the rear end for pulling the front of oil network component to slide into long slot hole, then the rear portion of oil network component
Rotation is sunk.
Preferably, the oil network component includes oil network, the oil network backboard being arranged in oil network and oil network side plate, the oil network
It is equipped with long slot hole, the oil network backboard is arranged in oil network and turns forward with oil network in angle, the oil network side
There are two the left and right sides for being located at oil network backboard for plate setting.
Preferably, the oil network backboard offers the U-type groove with connecting rod cooperation, is also provided at least on the oil network backboard
One smoke inlet.
Preferably, the oil network side plate is triangle, offers at least one smoke hole on the oil network side plate.
Preferably, the connecting rod is located at the inside of oil network side plate and through oil network backboard, one end of the connecting rod and power
Mechanism connection, the other end are connect by pitman pin with the oil network side plate；One end of the connecting rod offers and power mechanism
The strip-shaped hole of cooperation.
It preferably, further include oil network pin shaft, there are two before being located at the oil network component for the oil network pin shaft setting
The left and right sides in portion, two oil network pin shafts are equipped with the long slot hole at left and right sides of the oil network component respectively.
Preferably, the power mechanism includes mounting plate, motor and speed changer, and oil network component is arranged in the mounting plate
Outside is for motor to be fixed in exhaust fume collecting hood, and the motor is fixed on a mounting board, and the motor passes through speed changer and connecting rod
Connection.
It preferably, further include oil network mounting plate, the bottom surface of exhaust fume collecting hood, the oil network peace is arranged in the oil network mounting plate
Loading board offers the oil network through hole with the cooperation of oil network component, and the inner wall of oil network through hole is arranged in the long slot hole.
The embodiment of the invention also provides a kind of range hoods comprising as described in above scheme rotation sinking oil network,
Exhaust fume collecting hood, blower and blower hood, the blower are arranged in blower hood, and the bottom of blower hood is arranged in the exhaust fume collecting hood
Portion, the rotation sinking oil network are arranged in exhaust fume collecting hood.
Compared with prior art, the embodiment of the present invention provides a kind of for the rotation sinking oil network of range hood and oil suction
Smoke machine, the rotation sinking oil network are arranged in exhaust fume collecting hood comprising power mechanism, connecting rod, oil network component and long slot hole；Institute
Power mechanism is stated to connect by connecting rod with oil network component；There are two the long slot hole settings, and two long slot holes are arranged at
On exhaust fume collecting hood and it is located at the left and right sides of the oil network forward portion, the length of the oil network forward portion and the left and right sides
Slot is slidably matched；The power mechanism drive link is rotated down for pulling the front of oil network component to slide into long slot hole
Rear end, then the rear portion of oil network component rotates, in this way, power mechanism of the present invention drives connecting rod to rotate down, thus to oil
Screen component force, while limited support bar slides in exhaust fume collecting hood and rotation, rotates oil network component, and then oil network module back
Sink, the configuration of the present invention is simple while can be realized mounting height between increase range hood and hearth, promotes fume-exhausting effect
Fruit, the rotation of oil network component make posterior subsidence, oil network component can be made more to be adjacent to oil smoke occurring source, while can reach side-suction type suction
The effect of kitchen ventilator rotates the front of the oil network component of sinking, left side, right side, back side smoke hole increase fume-exhausting
Channel cross-sectional area constitutes 360 degree of three-dimensional oil smoke suction functions, promotes smoke absorption effect, oil smoke is allowed nowhere to escape.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the rotation sinking oil network for range hood of the embodiment of the present invention；
Fig. 2 is a kind of explosive view of the rotation sinking oil network for range hood of the embodiment of the present invention；
Fig. 3 is a kind of installation condition schematic diagram of the rotation sinking oil network for range hood of the embodiment of the present invention；
Fig. 4 is a kind of opening state schematic diagram of the rotation sinking oil network for range hood of the embodiment of the present invention；
Fig. 5 is a kind of closed state schematic diagram of the rotation sinking oil network for range hood of the embodiment of the present invention.
Appended drawing reference is as follows:
1 --- --- --- --- speed changer, 2 --- connecting rod, 21 --- company of motor, 13 of mounting plate, 12 of power mechanism, 11
Lever pin axis, 3 --- oil network component, 31 --- oil network, 32 --- oil network backboard, 321 --- U-type groove, 322 --- smoke inlet,
33 --- oil network side plate, 331 --- smoke hole, 4 --- long slot hole, 5 --- oil network pin shaft, 6 --- oil network mounting plate,
61 --- oil network through hole, 7 --- exhaust fume collecting hood, 8 --- blower hoods.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The embodiment of the present invention 1 provides a kind of rotation sinking oil network for range hood, as shown in Figs. 1-5, the rotation
Turn sunk type oil network to be arranged in exhaust fume collecting hood comprising power mechanism 1, connecting rod 2, oil network component 3 and long slot hole 4；The power
Mechanism 1 is connect by connecting rod 2 with oil network component 3；There are two the settings of long slot hole 4, and two long slot holes 4 are arranged at collection
On petticoat pipe 7 and it is located at the left and right sides of 3 front of oil network component, 3 front of oil network component and the left and right sides
Long slot hole 4 is slidably matched；1 drive link 2 of power mechanism is rotated down for pulling the front of oil network component 3 to slide into length
The rear end of slot 4, then the rear portion of oil network component 3 rotates.
Power mechanism 1, connecting rod 2 and oil network component 3 are arranged in the exhaust fume collecting hood of range hood, and power mechanism 1 is located at
The rear side of oil network component 3, and close to any a side of oil network component 3 or so along setting；Connecting rod 2 and power mechanism 1 are located at oil
The same side of screen component 3,2 one end of connecting rod are connect with the output end of power mechanism 1, and the other end stretches to oil network component 3 and and oil network
Component 3 is fixedly connected；
There are two the settings of long slot hole 4, and two long slot holes 4 are arranged on exhaust fume collecting hood 7 and are located at institute
The left and right sides for stating 3 front of oil network component, for being slidably matched with oil network component 3；
When oil network is opened, power mechanism 1 drives connecting rod 2 to rotate down, and connecting rod 2 is made to apply downward power to oil network component 3,
And then make connecting rod 3 pull oil network component 3 slided backward along long slot hole 4, when sliding into the rear end of long slot hole 4, oil network component 3 by
The limit of long slot hole 4 cannot slide backward again, at this point, since connecting rod 2 continues to rotate, thus drive oil network component 3 along elongated slot
The rotation of 4 inner wall of hole makes the rear portion of oil network component 3 rotate, and oil network is opened；
When oil network is closed, power mechanism 1 drives connecting rod 2 to be rotated up, and connecting rod 2 is made to apply upward power to oil network component 3,
It is rotated up at this point, oil network component 3 is first rotated along 4 inner wall of long slot hole to 3 rear portion of oil network component, when the rotation of oil network component 3 is to i.e.
When by level, connecting rod 2 drives oil network component 3 along 4 forward slip of long slot hole, when sliding into the front end of long slot hole 4, oil network component
3 are in horizontal and are embedded in exhaust fume collecting hood, and oil network is packed up.
The configuration of the present invention is simple while can be realized mounting height between increase range hood and hearth, promotes oil suction
Cigarette effect, the rotation of oil network component make posterior subsidence, oil network component can be made more to be adjacent to oil smoke occurring source, while can reach side suction
The effect of formula range hood rotates the front of the oil network component of sinking, left side, right side, back side smoke hole increase suction
Oil smoke channel cross-sectional area constitutes 360 degree of three-dimensional oil smoke suction functions, promotes smoke absorption effect, oil smoke is allowed nowhere to escape.
The oil network component 3 includes oil network 31, the oil network backboard 32 and oil network side plate 33 being arranged in oil network 31, the oil
Net 31 is equipped with long slot hole 4, and it is in angle that the oil network backboard 32, which is arranged in oil network 31 and turns forward with oil network 31,
There are two the left and right sides for being located at oil network backboard 32 for the setting of oil network side plate 33.
The oil network backboard 32 is connect with the rear lateral edge of oil network 31, and it is in a certain angle with oil network 31 to turn forward,
When oil network component 3 rotates, the rotation of 3 rear portion of oil network component is moved down, and oil network backboard 32 is in vertical direction, and rotation is avoided to sink
Afterwards, oil network backboard 32 is biased to exhaust fume collecting hood edge, is unfavorable for the sucking of oil smoke；
Wherein, the oil network backboard 32 offers the U-type groove 321 cooperated with connecting rod 2, also opens up on the oil network backboard 32
There is at least one smoke inlet 322.
U-type groove 321 is offered at the cooperation of oil smoke backboard 32 and connecting rod 2, the opening of U-type groove 321 is located at oil smoke backboard 32
Upper side edge edge, when oil network component 3 sinks, power mechanism 1 drives connecting rod 2 to rotate down, and connecting rod 2 enters U-type groove 321, oil network group
When part 3 is packed up, power mechanism 1 drives connecting rod 2 to be rotated up, and connecting rod 2 removes U-type groove 321.
Wherein, the oil network side plate 33 is triangle, offers at least one smoke hole on the oil network side plate 33
331。
Oil network side plate 33 is the setting of triangle, the adjacent two sides of oil network side plate 33 along respectively with oil network backboard 32 and oil
Net 31 connects, when the rotation of oil network component 3 being made to sink, the oil network mounting hole 71 at the other side edge and exhaust fume collecting hood of oil network side plate 33
Edge is overlapped, and compared with rectangle, is reduced the resistance that oil smoke enters, is conducive to the sucking of oil smoke.
The power mechanism 1 includes mounting plate 11, motor 12 and speed changer 13, and the mounting plate 11 is arranged in oil network component
3 outside is for motor 12 to be fixed in exhaust fume collecting hood 5, and the motor 12 is fixed on mounting plate 11, and the motor 12 passes through
Speed changer 13 is connect with connecting rod 2.
Mounting plate 11 is close to the outside setting of oil network side plate 33, keeps mounting plate 11 more firm, while mounting plate 11 is to oil
The rear side of screen component 3 stretches out, and is easily installed motor, and the setting of speed changer 13 is convenient for adjusting the revolving speed and controls connecting rod of motor
Rotation direction.
The connecting rod 2 is located at the inside of oil network side plate 33 and through oil network backboard 32, one end of the connecting rod 2 and engine
Structure 1 connects, and the other end is connect by pitman pin 21 with the oil network side plate 33；One end of the connecting rod 2 offers and power
The strip-shaped hole that mechanism 1 cooperates.
The strip-shaped hole of one end of connecting rod 2 and the output end of power mechanism 1 are cooperatively connected, the other end and oil network 31 of connecting rod 2
It is fixedly connected, so that power mechanism 1 can drive the rotation of oil network component by connecting rod 2, connecting rod 2 is close to the inside of oil network side plate 33
Setting, can guarantee the depth of parallelism of connecting rod 2 Yu oil network side plate 33, to guarantee the accuracy that connecting rod 2 exerts a force to oil network, improve dynamic
The transmission effect and service life of force mechanisms 1.
It further includes oil network pin shaft 5, and there are two be located at 3 front of oil network component for the setting of oil network pin shaft 5
The left and right sides, long slot hole 4 of two oil network pin shafts 5 respectively with 3 left and right sides of oil network component are equipped with.
The setting of oil network pin shaft 5 there are two being located at the left and right sides of 3 front of oil network component, one end of oil network pin shaft 5 with
The front of oil network component 3 is fixedly connected, and the other end protrudes into long slot hole 4, and oil network pin shaft 5 can be slided and be rotated in long slot hole 4,
The setting of oil network pin shaft 5, convenient for the cooperation of oil network and long slot hole 4.
Long slot hole 4 is arranged on exhaust fume collecting hood, specifically, exhaust fume collecting hood offers the through hole with oil network cooperation, long slot hole 4 is opened
It is located at the inner wall of through hole.
Furthermore it is also possible to which oil network mounting plate 6 is arranged, the bottom surface of exhaust fume collecting hood 7, the oil is arranged in the oil network mounting plate 6
Net mounting plate 6 offers the oil network through hole 61 cooperated with oil network component 3, and oil network through hole 61 is arranged in the long slot hole 4
Inner wall.
Integral demounting and installation of the setting of oil network mounting plate 6 convenient for the rotation sinking oil network.
The embodiment of the present invention 2 provides a kind of range hood, as shown in Figures 4 and 5 comprising rotation as described in Example 1
Sunk type oil network, exhaust fume collecting hood 7, blower and blower hood 8, the blower are arranged in blower hood 7, and the exhaust fume collecting hood 7 is arranged
In the bottom of blower hood 8, the rotation sinking oil network is arranged in exhaust fume collecting hood 7.
The working principle of this programme is: when range hood is not used, oil network component 3 passes through along the oil network of oil network mounting plate 6
Hole 61 is embedded in, concordant with the bottom surface of exhaust fume collecting hood 7；
When oil network is opened, start motor 12, motor 12 rotates counterclockwise, and band 13 internal drive mechanism kinematic of speed changer becomes
The output shaft of fast device 13 drives connecting rod 2 to rotate clockwise, i.e., power mechanism 1 drives connecting rod 2 to rotate down, and makes connecting rod 2 to oil network
Component 3 applies downward power, and then connecting rod 3 is made to pull oil network component 3, and the oil network pin shaft 5 of 3 following left two sides of oil network component is along length
Slot 4 slides backward, and when sliding into the rear end of long slot hole 4, oil network component 3 cannot be slided backward again by the limit of long slot hole 4,
At this point, since connecting rod 2 continues to rotate, to drive rotating along oil network pin shaft 5 is (downward) counterclockwise for oil network component 3, make oil network
The rear portion of component 3 rotates, and oil network is opened；I.e. oil network 31 rotates integrally, oil network 31, oil network backboard 32 and left and right two
The air inlet hole of the oil network side plate 33 of side is all exposed, increases oil smoke passageway sectional area；
When oil network is closed, start motor 12, motor 12 rotates clockwise, and band 13 internal drive mechanism kinematic of speed changer becomes
The output shaft of fast device 13 drives connecting rod 2 to rotate counterclockwise, i.e., power mechanism 1 drives connecting rod 2 to be rotated up, and makes connecting rod 2 to oil network
Component 3 applies upward power, at this point, the oil network pin shaft 5 of the first following left of oil network component 3 two sides is rotated along 4 inner wall of long slot hole, i.e., it is oily
3 rear portion of screen component is rotated up to oil network component 3 and will be in a horizontal state, at this point, connecting rod 2 drives 3 following left two of oil network component
The oil network pin shaft 5 of side is along 4 forward slip of long slot hole, and when sliding into the front end of long slot hole 4, oil network component 3 is in level and is embedded in
Exhaust fume collecting hood 7, oil network reset.
The embodiment of the present invention provides a kind of rotation sinking oil network and range hood for range hood, under the rotation
Heavy formula oil network is arranged in exhaust fume collecting hood comprising power mechanism, connecting rod, oil network component and long slot hole；The power mechanism passes through
Connecting rod is connect with oil network component；There are two the long slot hole settings, and two long slot holes are arranged on exhaust fume collecting hood and divide
Not Wei Yu the oil network forward portion the left and right sides, the long slot hole of the oil network forward portion and the left and right sides is slidably matched；
The power mechanism drive link rotates down the rear end for pulling the front of oil network component to slide into long slot hole, then oil network
The rear portion of component rotates, in this way, power mechanism of the present invention drives connecting rod to rotate down, to exert a force to oil network component, together
When limit support rod slide in exhaust fume collecting hood and rotation, rotate oil network component, and then the sinking of oil network module back, knot of the present invention
Structure is simple, while can be realized mounting height between increase range hood and hearth, promotes smoke absorption effect, the rotation of oil network component
Turn to make posterior subsidence, oil network component can be made more to be adjacent to oil smoke occurring source, while can achieve the effect that side extraction cooking fume extractor,
The front for the oil network component that rotation is sunk, left side, right side, back side smoke hole increase fume-exhausting channel cross-sectional area, structure
At 360 degree of three-dimensional oil smoke suction functions, smoke absorption effect is promoted, oil smoke is allowed nowhere to escape.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (9)
1. a kind of rotation sinking oil network for range hood, the rotation sinking oil network is arranged in exhaust fume collecting hood, special
Sign is comprising power mechanism, connecting rod, oil network component and long slot hole；The power mechanism is connected by connecting rod and oil network component
It connects；There are two the long slot hole settings, and two long slot holes are arranged on exhaust fume collecting hood and are located at the oil network group
The long slot hole of the left and right sides of part front, the oil network forward portion and the left and right sides is slidably matched；The power mechanism driving
Connecting rod rotates down the rear end for pulling the front of oil network component to slide into long slot hole, then under the rear portion rotation of oil network component
It is heavy.
2. the rotation sinking oil network according to claim 1 for range hood, it is characterised in that: the oil network component
Including oil network, the oil network backboard and oil network side plate that are arranged in oil network, the oil network is equipped with long slot hole, the oil network back
Plate is arranged in oil network and turns forward with oil network in angle, and there are two be located at oil network backboard for the oil network side plate setting
The left and right sides.
3. the rotation sinking oil network according to claim 2 for range hood, it is characterised in that: the oil network backboard
The U-type groove with connecting rod cooperation is offered, is also provided at least one smoke inlet on the oil network backboard.
4. the rotation sinking oil network according to claim 3 for range hood, it is characterised in that: the oil network side plate
For triangle, at least one smoke hole is offered on the oil network side plate.
5. being used for the rotation sinking oil network of range hood according to claim 2-4 any one, it is characterised in that: institute
It states connecting rod to be located at the inside of oil network side plate and run through oil network backboard, one end of the connecting rod is connect with power mechanism, and the other end is logical
Pitman pin is crossed to connect with the oil network side plate；One end of the connecting rod offers the strip-shaped hole with power mechanism cooperation.
6. the rotation sinking oil network according to claim 5 for range hood, it is characterised in that: it further includes oil network
Pin shaft, there are two the left and right sides for being located at the oil network forward portion, two oil network pins for the oil network pin shaft setting
Axis is equipped with the long slot hole at left and right sides of the oil network component respectively.
7. the rotation sinking oil network according to claim 6 for range hood, it is characterised in that: the power mechanism
Including mounting plate, motor and speed changer, the outside that oil network component is arranged in the mounting plate is used to motor being fixed on exhaust fume collecting hood
Interior, the motor is fixed on a mounting board, and the motor is connect by speed changer with connecting rod.
8. the rotation sinking oil network according to claim 7 for range hood, it is characterised in that: it further includes oil network
The bottom surface of exhaust fume collecting hood is arranged in mounting plate, the oil network mounting plate, and the oil network mounting plate offers and the cooperation of oil network component
The inner wall of oil network through hole is arranged in oil network through hole, the long slot hole.
9. a kind of range hood, which is characterized in that it includes the rotation sinking oil as described in claim 1-8 any one
Net, exhaust fume collecting hood, blower and blower hood, the blower are arranged in blower hood, and blower hood is arranged in the exhaust fume collecting hood
Bottom, the rotation sinking oil network are arranged in exhaust fume collecting hood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711406213.4A CN109959038B (en) | 2017-12-22 | 2017-12-22 | Rotary sinking type oil net for range hood and range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711406213.4A CN109959038B (en) | 2017-12-22 | 2017-12-22 | Rotary sinking type oil net for range hood and range hood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109959038A true CN109959038A (en) | 2019-07-02 |
| CN109959038B CN109959038B (en) | 2024-03-08 |
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ID=67019485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711406213.4A Active CN109959038B (en) | 2017-12-22 | 2017-12-22 | Rotary sinking type oil net for range hood and range hood |
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| Country | Link |
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| CN (1) | CN109959038B (en) |
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| CN207778529U (en) * | 2017-12-22 | 2018-08-28 | 华帝股份有限公司 | Rotary sunken oil screen for range hood and range hood |
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