CN110878953A - Oil net structure and range hood - Google Patents
Oil net structure and range hood Download PDFInfo
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- CN110878953A CN110878953A CN201911300417.9A CN201911300417A CN110878953A CN 110878953 A CN110878953 A CN 110878953A CN 201911300417 A CN201911300417 A CN 201911300417A CN 110878953 A CN110878953 A CN 110878953A
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- air
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- 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
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention provides an oil net structure, which comprises an upper layer condensation plate and a lower layer wind net which form a wind net group, wherein the lower layer wind net is provided with a wind inlet end, the left side and the right side of the upper layer condensation plate are provided with air outlet ends, a gap is arranged between the upper layer air net and the lower layer air net to form a flow passage from the air inlet end to the air outlet end, the air net set is also provided with an air blowing device, an air outlet of the air blowing device is positioned on the flow channel and blows air to the air outlet end to improve the air speed and negative pressure of the flow channel, the lower layer wind net can block heat radiation while supplying air, so that the temperature of the upper layer condensation plate is not high, the condensation effect is improved, meanwhile, the air blowing device arranged on the air net group blows air to the left side and the right side of the flow channel respectively, so that the flow velocity in the flow channel is greatly improved, meanwhile, the oil smoke in the flow channel is taken away to form negative pressure, so that the air inlet speed of the air inlet end of the oil screen is increased, and the smoking efficiency is improved.
Description
Technical Field
The invention relates to an oil screen structure and a range hood.
Background
The existing range hood with the condensation effect is mostly the side-suction range hood with the exposed condensation plate, and because the side-suction range hood is close to a pot, after the side-suction range hood is close to a stove and the pot for a long time, the temperature of the condensation plate is also raised, so that the condensation effect is poor, and because the multilayer separation net blocks, the air inlet speed is slow, the negative pressure is low, and the range hood is not beneficial to quickly removing oil smoke.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides an oil screen structure and a range hood, aiming at improving the condensation effect of the oil screen or the oil-smoke separation effect or the smoking speed of an air screen.
In order to achieve the purpose, the invention adopts the following scheme:
an oil screen structure comprises an upper condensing plate and a lower air screen which form an air screen group, wherein the lower air screen is provided with an air inlet end, the left side and the right side of the upper condensing plate are provided with air outlet ends, a gap is arranged between the upper condensing plate and the lower air screen to form a flow channel which is communicated from the air inlet end to the air outlet end, the air screen group is also provided with an air blowing device, an air outlet of the air blowing device is positioned on the flow channel and blows air to the air outlet end to improve the air speed and the negative pressure of the flow channel, the lower air screen and the upper condensing plate structure are formed, the lower air screen can enter air and simultaneously block heat radiation, so that the temperature of the upper condensing plate is not high, the condensing effect is improved, oil smoke enters the smoke collecting hood from the air outlet end after entering the lower air screen and moving along the air direction of the flow channel, preliminary oil smoke separation is carried out when the lower air screen meets the upper condensing plate, the oil smoke is condensed to improve the oil smoke condensing effect and the oil smoke separation effect, meanwhile, the air blowing device arranged on the air net set blows air to the left side and the right side of the flow channel respectively, so that the flow velocity in the flow channel is greatly improved, meanwhile, oil smoke in the flow channel is taken away to form negative pressure, the air inlet speed of the air inlet end of the oil net is improved, the smoking efficiency is improved, and the air net structure is better when being used for a T-shaped or tower-shaped range hood.
In one or more embodiments, the lower layer air net is provided with a plurality of spaced air inlet holes, and the air inlet holes form air inlet ends.
In one or more embodiments, the left and right sides of the upper condensation plate and the left and right sides of the lower air net are spaced to form an air outlet end.
In one or more embodiments, the length center line of the upper condensation plate inclines upwards to the left and right sides to form a flow guide structure so as to form a structure with a low middle and two high sides, which is beneficial to installing an oil cup in the middle, and the upper condensation plate forms a condensation structure so that oil smoke can be condensed into oil drops when encountering the upper condensation plate.
In one or more embodiments, the lower layer wind net is divided into a left area and a right area, a guide vane inclined to the left side is arranged on the wind inlet end on the left area, a guide vane inclined to the right side is arranged on the wind inlet end on the right area to form a smooth wind channel, and wind can flow along the direction of the wind in the flow channel after entering the flow channel, so that the wind in the flow channel is prevented from colliding with the wind just entering the flow channel from the lower layer wind net, and the wind is prevented from being blown.
In one or more embodiments, the blowing device includes a first blowing mechanism and a second blowing mechanism, the first blowing mechanism and the second blowing mechanism are provided with a motor and a wind wheel, the wind wheel is arranged on a rotating shaft of the motor, and the width of the wind wheel is equal to or slightly smaller than the width of the wind net set, so that the wind net set is blown to the wind net set in the width direction.
In one or more embodiments, the blowing device is located on the length centerline of the air grid group and divides the flow channel into a first flow channel and a second flow channel, the air outlet of the first blowing mechanism is located in the first flow channel and blows air to the left side, the air outlet of the second blowing mechanism is located in the second flow channel and blows air to the right side so as to shorten the distance of oil smoke moving in the flow channel, so that the oil smoke can be blown out of the air grid group quickly into the smoke collecting hood, the efficiency of sending the oil smoke into the smoke collecting hood is improved by increasing the air speed in the flow channel and shortening the moving path of the oil smoke in the flow channel, and the oil smoke removing speed is greatly improved.
In one or more embodiments, the air inlet of the first air blowing mechanism is located at the lower side of the first air blowing mechanism, the air inlet of the second air blowing mechanism is located at the lower side of the second air blowing mechanism, and the first air blowing structure and the second air blowing mechanism can suck a small amount of oil smoke into the flow channel while sucking air.
In one or more embodiments, a protective mesh enclosure is arranged outside the first blowing mechanism and the second blowing mechanism, the protective mesh enclosure is provided with a plurality of air inlet mesh openings, and the positions of the air inlet mesh openings correspond to the positions of an air inlet of the first blowing mechanism and an air inlet of the second blowing mechanism.
A range hood comprises the oil screen structure.
Has the advantages that: the invention provides an oil screen structure, which is characterized in that a lower air screen and an upper condensing plate structure are formed, the lower air screen can block heat radiation while air is fed, so that the temperature of the upper condensing plate is not high, the condensing effect is improved, oil smoke enters the upper condensing plate from the lower air screen and enters the smoke collecting hood from the air outlet end after moving along the air direction of a flow channel, preliminary oil smoke separation is carried out when the oil smoke enters the lower air screen, the oil smoke is condensed to improve the oil smoke condensing effect and the oil smoke separating effect after encountering the upper condensing plate, meanwhile, air blowing devices arranged on the air screen group respectively blow air to the left side and the right side of the flow channel, the flow speed in the flow channel is greatly improved, meanwhile, the oil smoke in the flow channel is taken away to form negative pressure, and the air inlet speed of the air inlet end of the oil screen is improved, so that.
Drawings
Fig. 1 is a schematic view of a split structure of an oil net structure according to an embodiment of the present invention.
Fig. 2 is a schematic cross-sectional structure diagram of an oil net structure according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a range hood according to an embodiment of the present invention.
Detailed Description
The application scheme is further described below with reference to the accompanying drawings:
example (b):
referring to the attached drawings 1-3, an oil screen structure comprises an upper condensing plate 11 and a lower air screen 12 which form an air screen group 1, an air inlet end 121 is arranged on the lower air screen 12, air outlet ends 111 are arranged on the left side and the right side of the upper condensing plate 11, a gap is arranged between the upper condensing plate 11 and the lower air screen 12 to form a flow channel 13 which leads the air inlet end to flow to the air outlet end, a blower 2 is further arranged on the air screen group 1, an air outlet of the blower 2 is positioned on the flow channel 13 and blows air to the air outlet end 111 to improve the air speed and the negative pressure of the flow channel 13, the lower air screen 12 can block heat radiation while feeding air, so that the temperature of the upper condensing plate 11 is not high, the condensing effect is improved, oil smoke enters the smoke hood from the air outlet end after entering the upper condensing plate 11 and moving in the air direction along the flow channel 13 from the lower air screen 12, run into lower floor's wind network 12 at this in-process and carry out preliminary oil smoke separation, condense in order to improve oil smoke condensation effect and oil smoke separation effect to the oil smoke after running into upper condensing plate 11, be provided with air-blast device 2 on wind network group 1 simultaneously and blast air respectively to the left and right sides of runner 13 and greatly improved the velocity of flow in the runner 13, the formation negative pressure is taken away to the oil smoke in the runner 13 simultaneously, thereby the air inlet speed that has improved oil net air inlet end improves smoking efficiency.
Preferably, the upper condensation plate 11 and the lower wind screen 12 are connected together by screws or connected by magnetic attraction, which is not shown in the drawings, in the prior art, the oil cup 3 is arranged at the rear side of the wind screen assembly 1, the oil cup 3 hanging groove is arranged at the rear side of the wind screen assembly 1, the wind screen assembly 1 slightly inclines downwards from the front side to the rear side, and the connection structure of the wind screen assembly 1 and the oil cup 3 is directly applied in the prior art, which is not shown in the drawings.
Furthermore, a plurality of spaced strip-shaped air inlet holes are formed in the lower air net 12, and form air inlet ends.
Furthermore, an air outlet end 111 is formed between the left side and the right side of the upper condensation plate 11 and the left side and the right side of the lower air net 12 at an interval.
Further, the length center line of the upper condensation plate 11 inclines upward to the left and right sides to form a flow guiding structure, and the upper condensation plate 11 forms a condensation plate.
Further, the lower layer wind net 12 is divided into a left area and a right area, a guide vane 122 inclined to the left is arranged on the wind inlet end on the left area, and a guide vane 122 inclined to the right is arranged on the wind inlet end on the right area.
Further, the blowing device 2 comprises a first blowing mechanism 21 and a second blowing mechanism 22, the first blowing mechanism 21 and the second blowing mechanism 22 are provided with a motor 23 and a wind wheel 24, the wind wheel 24 is arranged on a rotating shaft of the motor, and the width of the wind wheel 24 is equal to or slightly smaller than the width of the wind grid set 1.
Further, the air blowing device 2 is located on the length centerline of the air grid group 1 and divides the flow channel into a first flow channel 131 and a second flow channel 132, the air outlet of the first air blowing mechanism 21 is located in the first flow channel 131 and blows air to the left, and the air outlet of the second air blowing mechanism 22 is located in the second flow channel 132 and blows air to the right.
Further, the air inlet of the first air blowing mechanism 21 is located at the lower side of the first air blowing mechanism 21, and the air inlet of the second air blowing mechanism 22 is located at the lower side of the second air blowing mechanism 22.
Further, a protective screen 25 is arranged outside the first blowing mechanism 21 and the second blowing mechanism 22, the protective screen 25 is provided with a plurality of air inlet mesh holes, and the positions of the air inlet mesh holes correspond to the positions of the air inlet of the first blowing mechanism 21 and the air inlet of the second blowing mechanism 22.
A range hood comprises the oil screen structure.
The above preferred embodiments should be considered as examples of the embodiments of the present application, and technical deductions, substitutions, improvements and the like similar to, similar to or based on the embodiments of the present application should be considered as the protection scope of the present patent.
Claims (10)
1. The utility model provides an oil net structure, its characterized in that, is provided with the air inlet end including upper condensation plate and the lower floor's wind net of constituteing wind net group on the wind net of lower floor, the left and right sides of upper condensation plate is provided with the air-out end, be provided with the runner of gapped in order to form the air inlet end to the circulation of air-out end between upper condensation plate and the lower floor's wind net, still be provided with the air-blast device on the wind net group, the air outlet of air-blast device is located the runner and to air-out end air-blast and improve the wind speed and the negative pressure of runner.
2. The oil screen structure of claim 1, wherein the lower air screen is provided with a plurality of spaced air inlet holes, and the air inlet holes form air inlet ends.
3. The oil screen structure of claim 2, wherein the left and right sides of the upper condensing plate and the left and right sides of the lower air screen are spaced to form air outlet ends.
4. The oil screen structure of claim 1, wherein the length center line of the upper condensation plate is inclined upward toward the left and right sides to form a flow guide structure, and the upper condensation plate forms a condensation structure.
5. The oil screen structure of claim 4, wherein the lower layer wind screen is divided into a left area and a right area, the wind inlet end on the left area is provided with the guide vane inclined to the left side, and the wind inlet end on the right area is provided with the guide vane inclined to the right side.
6. The oil screen structure of claim 1, wherein the blower device comprises a first blower mechanism and a second blower mechanism, the first blower mechanism and the second blower mechanism are provided with a motor and a wind wheel, the wind wheel is arranged on a rotating shaft of the motor, and the width of the wind wheel is equal to or slightly smaller than that of the wind screen group.
7. The oil screen structure of claim 6, wherein the blowing device is located on the length midline of the air screen group and divides the flow passage into a first flow passage and a second flow passage, the air outlet of the first blowing mechanism is located in the first flow passage and blows air to the left side, and the air outlet of the second blowing mechanism is located in the second flow passage and blows air to the right side.
8. The oil screen structure of claim 7, wherein the air inlet of the first air blowing mechanism is positioned at the lower side of the first air blowing mechanism, and the air inlet of the second air blowing mechanism is positioned at the lower side of the second air blowing mechanism.
9. The oil screen structure of claim 7, wherein the first and second blowing mechanisms are provided with a protective screen at the outer side thereof, and the protective screen is provided with a plurality of air inlet mesh holes corresponding to the positions of the air inlets of the first and second blowing mechanisms.
10. A range hood, characterized by comprising an oil screen structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911300417.9A CN110878953A (en) | 2019-12-17 | 2019-12-17 | Oil net structure and range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911300417.9A CN110878953A (en) | 2019-12-17 | 2019-12-17 | Oil net structure and range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110878953A true CN110878953A (en) | 2020-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911300417.9A Pending CN110878953A (en) | 2019-12-17 | 2019-12-17 | Oil net structure and range hood |
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| Country | Link |
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| CN (1) | CN110878953A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113803755A (en) * | 2020-06-15 | 2021-12-17 | 佛山市顺德区美的洗涤电器制造有限公司 | Smoke exhaust ventilator |
-
2019
- 2019-12-17 CN CN201911300417.9A patent/CN110878953A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113803755A (en) * | 2020-06-15 | 2021-12-17 | 佛山市顺德区美的洗涤电器制造有限公司 | Smoke exhaust ventilator |
| CN113803755B (en) * | 2020-06-15 | 2023-08-29 | 佛山市顺德区美的洗涤电器制造有限公司 | Fume exhaust fan |
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