CN111189089A - Range hood capable of purifying oil smoke - Google Patents
Range hood capable of purifying oil smoke Download PDFInfo
- Publication number
- CN111189089A CN111189089A CN202010063391.7A CN202010063391A CN111189089A CN 111189089 A CN111189089 A CN 111189089A CN 202010063391 A CN202010063391 A CN 202010063391A CN 111189089 A CN111189089 A CN 111189089A
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- China
- Prior art keywords
- air outlet
- range hood
- oil smoke
- fan
- filter layer
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- 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
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/007—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by irradiation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/75—Multi-step processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
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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
- F24C15/2035—Arrangement or mounting of filters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0275—Other waste gases from food processing plants or kitchens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/804—UV light
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Biomedical Technology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Toxicology (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a range hood capable of purifying oil smoke, belongs to the technical field of kitchen appliances, and is designed for solving the problem of poor oil smoke purification effect of the existing range hood. The cavity of the range hood body is internally provided with a PP cotton filter layer, an activated carbon cotton layer, a first photocatalyst layer, an ultraviolet lamp, a second photocatalyst layer and an activated carbon filter layer. The range hood provided by the invention improves the purification effect on oil smoke.
Description
Technical Field
The invention relates to the field of kitchen appliances, in particular to a range hood capable of purifying oil smoke.
Background
In the prior art, after the range hood absorbs oil smoke gas, the existing range hood generally adopts an ionization mode to treat the oil smoke, when the oil smoke enters a high-voltage electrostatic field, the oil smoke is ionized under the action of the high-voltage electrostatic field, and most of the charged oil mist is degraded and carbonized; a small part of micro oil particles move to positive and negative plates of an electric field under the action of electric field force and air flow, are collected on the plates, flow to an oil collecting device under the action of self gravity, and are discharged through an oil discharge pipe, and residual micron-sized oil mist is degraded into carbon dioxide and water by the electric field and discharges clean air; meanwhile, under the action of the high-voltage generator, the air in the electric field can generate ozone. The existing oil smoke treatment method can generate ozone, and if the ozone is discharged outdoors, the environment pollution can be caused. In conclusion, the existing treatment mode can cause pollution to outdoor air, can not effectively remove peculiar smell in the oil fume, and has poor oil fume purification effect.
Disclosure of Invention
The invention mainly aims to provide a range hood capable of purifying oil smoke, and aims to solve the technical problem that the existing range hood is poor in oil smoke purification effect.
In order to achieve the purpose, the invention provides a range hood capable of purifying oil smoke, which comprises a range hood body and a cover plate, wherein the range hood body comprises: the oil fume baffle is obliquely arranged below the inner part of the range hood body, the oil fume baffle is hermetically connected with the inner wall of the range hood body, and the oil fume baffle is positioned at an oil fume inlet;
a first metal filter screen is arranged above the oil fume baffle, and openings communicated with the range hood body are formed in the front side and the rear side of the first metal filter screen;
a groove is formed in the range hood body, a pipeline for flowing a refrigerant is arranged in the groove, an evaporator, a compressor and a condenser are arranged on the pipeline, and the opening side of the groove is opposite to the air outlet side of the first metal filter screen;
a fan is arranged between the evaporator and the compressor, an air inlet of the fan is arranged opposite to the air outlet side of the evaporator, an air outlet of the fan is connected with a cavity provided with a through hole, and the caliber of the air outlet is matched with the through hole;
the oil fume filter is characterized in that a PP cotton filter layer, an active carbon cotton layer, a first photocatalyst layer, an ultraviolet lamp, a second photocatalyst layer and an active carbon filter layer are sequentially arranged in the cavity according to the flowing direction of oil fume, a target air outlet which is opposite to the active carbon filter layer is formed in the air outlet side of the active carbon filter layer, and the extending direction of the target air outlet is the same as that of the active carbon filter layer.
Optionally, an anion generator is arranged in the range hood body, the anion generator and the activated carbon filter layer are arranged at intervals, and the anion generator is located between the target air outlet and the activated carbon filter layer.
Optionally, the fan includes a motor portion, the motor portion is located at a side close to the compressor, and a sealing partition plate for hermetically separating the motor portion from the evaporator is arranged in the groove.
Optionally, a fan air outlet baffle which is in a relative arrangement relation with the air outlet of the fan is arranged in the cavity, the fan air outlet baffle is fixedly connected with the inner wall of the cavity, and the fan air outlet baffle and the PP cotton filter layer are arranged at intervals.
Optionally, a second metal filter screen adapted to the groove opening diameter is arranged between the evaporator and the air outlet.
Optionally, the lampblack absorber body is close to the lateral wall of condenser has seted up the outside air intake, the top of lampblack absorber body is close to hot-air exhaust outlet has been seted up to one side of condenser.
The invention has the beneficial effects that: the first metal filter screen can intercept part of oil and water in oil smoke, the evaporator can convert hot oil smoke into cold oil smoke, the cold oil smoke is blown into the cavity by the fan, large-particle dust in the cold oil smoke is filtered by the PP cotton filter layer in the cavity, impurity particles such as aromatic compounds, organic molecules and halides in the cold oil smoke are primarily filtered by the activated carbon cotton layer, organic matters in the primarily filtered oil smoke are degraded by the ultraviolet lamp radiation photocatalyst, and the residual aromatic compounds, organic molecules, halides and ozone in the air after photocatalysis are efficiently adsorbed by the activated carbon filter layer to finally obtain purified cold air.
Drawings
FIG. 1 is a top plan view of a cutaway top portion of a range hood of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a side view in cross section of the present invention;
FIG. 4 is a close-up view of a second metal mesh layer of the present invention;
FIG. 5 is a side view of the present invention;
FIG. 6 is a top view;
in the attached drawing, 1 is an oil smoke baffle, 2 is an oil smoke inlet, 3 is a first metal filter screen, 4 is a groove, 5 is an evaporator, 6 is a compressor, 7 is a condenser, 8 is a fan, 9 is an air inlet, 10 is a PP cotton filter layer, 11 is an activated carbon cotton layer, 12 is a first photocatalyst layer, 13 is an ultraviolet lamp, 14 is a second photocatalyst layer, 15 is an activated carbon filter layer, 16 is a target air outlet, 17 is a negative ion generator, 18 is a motor part, 19 is a sealing partition board, 20 is a fan air outlet baffle, 21 is an air outlet, 22 is a second metal filter screen, and 23 is a hot air exhaust outlet.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. In the description of the present invention, it is to be understood that the terms "in", "on", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. In the description of the present invention, unless otherwise expressly specified or limited, the term "coupled" is to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The invention is further illustrated with reference to the accompanying drawings:
referring to fig. 1, 2, 3 and 4, in a first embodiment of the present invention, includes: this internal includes of lampblack absorber: the range hood comprises a range hood body, an oil fume baffle 1 obliquely arranged below the interior of the range hood body, wherein the oil fume baffle 1 is hermetically connected with the inner wall of the range hood body, and the oil fume baffle 1 is positioned at an oil fume inlet 2;
a first metal filter screen 3 is arranged above the oil smoke baffle 1, and openings communicated with the range hood body are formed in the front side and the rear side of the first metal filter screen 3;
a groove 4 is formed in the range hood body, a pipeline for flowing a refrigerant is arranged in the groove 4, an evaporator 5, a compressor 6 and a condenser 7 are arranged on the pipeline, and the opening side of the groove 4 is opposite to the air outlet side of the first metal filter screen 3;
a fan 8 is arranged between the evaporator 5 and the compressor 6, an air inlet 9 of the fan 8 is arranged opposite to the air outlet side of the evaporator 5, an air outlet 21 of the fan 8 is connected with a cavity provided with a through hole, and the caliber of the air outlet 21 is adapted to the through hole;
the cavity is sequentially provided with a PP cotton filter layer 10, an active carbon cotton layer 11, a first photocatalyst layer 12, an ultraviolet lamp 13, a second photocatalyst layer 14 and an active carbon filter layer 15 according to the flowing direction of oil smoke, a target air outlet 16 arranged opposite to the active carbon filter layer 15 is arranged on the air outlet side of the active carbon filter layer 15, and the extending direction of the target air outlet 16 is the same as that of the active carbon filter layer 15.
In the present embodiment, the direction in which the oil smoke flows is a direction in which the oil smoke is discharged from the outlet 21 of the fan 8 and flows toward the target outlet 1. The oil smoke baffle plate 1 can intercept oil and water in the oil smoke, after the oil smoke passes through the oil smoke baffle plate 1 and enters the range hood body, the first metal filter screen 3 can intercept part of the oil smoke and water in the oil smoke, and then the temperature of the oil smoke is reduced through the evaporator, after the oil smoke enters the cavity, large particle matters similar to dust in the oil smoke are intercepted by the PP cotton filter layer 10, part of peculiar smell in the oil smoke is absorbed by the active carbon cotton layer 11, impurity particles such as organic molecules, halogenated matters and the like in the oil smoke are primarily filtered, the first photocatalyst layer 12, the ultraviolet lamp 13 and the second photocatalyst layer 14 are used in a matching way, the ultraviolet lamp radiates the first photocatalyst layer 12 and/or the second photocatalyst layer 14 to promote the photocatalyst to decompose and purify organic pollutants in the oil smoke, residual oil smoke peculiar smell is adsorbed by the active carbon filter layer 13, and the oil smoke is finally discharged out of the range hood body through the target air outlet 16.
Referring to fig. 1 and 3, in a second embodiment of the present invention, includes: this internal anion generator 17 that is equipped with of lampblack absorber, anion generator 17 and active carbon filter layer 15 interval set up, and anion generator 17 is located between target air outlet 16 and the active carbon filter layer 15.
In this embodiment, the anion generator 17 can generate anions, the ecological anions can actively strike and capture small-particle dust with positive charges in the oil smoke to enable the small-particle dust to be coagulated and precipitated, meanwhile, the ecological anions with small particle size and high activity have a degradation effect on organic volatile gas, because the survival time of the anions in the air is short and the purification range is small, in this embodiment, the anion generator 17 is placed between the target air outlet 16 and the active carbon filter layer 15, and only the anions generated by the anion generator 17 purify the oil smoke after being processed by the PP cotton filter layer 10, the active carbon cotton layer 11, the first photocatalyst layer 12, the ultraviolet lamp 13, the second photocatalyst layer 14 and the active carbon filter layer 15, so that the oil smoke purification efficiency can be improved.
Referring to fig. 1, in a third embodiment of the present invention, includes: the fan 8 comprises a motor part 18, the motor part 18 is positioned at one side close to the compressor 6, and a sealing partition plate 19 for hermetically separating the motor part 18 from the evaporator 5 is arranged in the groove 4.
In this embodiment, since the motor portion of the fan generates heat when the fan is operated, the temperature of the air around the fan increases, and the temperature of the air around the condenser 7 also increases, if the seal partition plate 19 is not provided, the heat is freely diffused to the evaporator 5, which affects the cooling effect of the evaporator 5 on the soot.
Referring to fig. 1, in a fourth embodiment of the present invention, includes: be equipped with in the cavity and have fan air outlet baffle 20 of relative setting relation with air outlet 21 of fan 8, fan air outlet baffle 20 and the inner wall fixed connection of cavity, fan air outlet baffle 20 and the cotton filter layer 10 interval setting of PP.
In this embodiment, because the cotton filter layer 10 of PP takes place deformation under the effect of wind power easily, consequently, set up fan air outlet baffle 20, fan air outlet baffle 20 is the U-shaped structure, the opening side of U-shaped structure corresponds the setting with the air outlet 21 of fan 8, a plurality of exhaust vents have been seted up to the one end that air outlet 21 was kept away from to the U-shaped structure, there is the clearance between fan air outlet baffle 20 and the cotton filter layer 10 of PP, behind the air outlet 21 exhaust oil smoke of fan 8, can receive fan air outlet baffle 20 and block, then flow from the exhaust vent.
Referring to fig. 4, in a fifth embodiment of the present invention, there is included: a second metal filter screen 22 which is adaptive to the caliber of the groove 4 is arranged between the evaporator 5 and the air outlet 21.
In the present embodiment, in order to increase the filtering efficiency of oil and water in the oil smoke and prevent the oil smoke from damaging the fan 8, a second metal filter 22 with a diameter corresponding to the diameter of the groove 4 is disposed between the evaporator 5 and the air outlet 21.
Referring to fig. 5 and 6, in a sixth embodiment of the present invention, includes: an outside air inlet 22 is formed in the side wall of the range hood body close to the condenser 7, and a hot air outlet 23 is formed in one side of the top of the range hood body close to the condenser 7.
In this embodiment, the outside air refers to air outside the range hood body, and the outside air inlet 22 is used to introduce the outside air into the range hood body. When the evaporator 5 cools the oil smoke, the condenser 7 dissipates heat, so that heat balance is required to exchange heat generated by the condenser 7 with outside air, and the heat exchanged gas is exhausted out of the oil smoke machine body from the hot air exhaust outlet 23.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (6)
1. The utility model provides a but lampblack absorber of oil smoke purification, includes the lampblack absorber body, its characterized in that, this internal includes of lampblack absorber: the range hood is characterized in that an oil smoke baffle (1) is obliquely arranged below the inner part of the range hood body, the oil smoke baffle (1) is hermetically connected with the inner wall of the range hood body, and the oil smoke baffle (1) is positioned at an oil smoke inlet (2);
a first metal filter screen (3) is arranged above the oil fume baffle (1), and openings communicated with the range hood body are formed in the front side and the rear side of the first metal filter screen (3);
a groove (4) is formed in the range hood body, a pipeline through which a refrigerant flows is arranged in the groove (4), an evaporator (5), a compressor (6) and a condenser (7) are arranged on the pipeline, and the opening side of the groove (4) is opposite to the air outlet side of the first metal filter screen (3);
a fan (8) is arranged between the evaporator (5) and the compressor (6), an air inlet (9) of the fan (8) is arranged opposite to the air outlet side of the evaporator (5), an air outlet (21) of the fan (8) is connected with a cavity provided with a through hole, and the caliber of the air outlet (21) is matched with the through hole;
the oil smoke purifier is characterized in that a PP cotton filter layer (10), an activated carbon cotton layer (11), a first photocatalyst layer (12), an ultraviolet lamp (13), a second photocatalyst layer (14) and an activated carbon filter layer (15) are sequentially arranged in the cavity according to the flowing direction of oil smoke, a target air outlet (16) which is opposite to the activated carbon filter layer (15) is arranged on the air outlet side of the activated carbon filter layer (15), and the extending direction of the target air outlet (16) is the same as that of the activated carbon filter layer (15).
2. A range hood capable of purifying lampblack according to claim 1, wherein a negative ion generator (17) is arranged in the range hood body, the negative ion generator (17) is arranged at a distance from the activated carbon filter layer (15), and the negative ion generator (17) is located between the target air outlet (16) and the activated carbon filter layer (15).
3. A fume extractor according to claim 1, characterized in that said fan (8) comprises a motor portion (18), said motor portion (18) being located at one side close to said compressor (6), a sealing partition (19) being provided in said recess (4) for hermetically separating said motor portion (18) from said evaporator (5).
4. A range hood capable of purifying lampblack as claimed in claim 1, wherein a fan air outlet baffle (20) which is opposite to an air outlet (21) of the fan (8) is arranged in the cavity, the fan air outlet baffle (20) is fixedly connected with the inner wall of the cavity, and the fan air outlet baffle (20) and the PP cotton filter layer (10) are arranged at intervals.
5. A fume exhaust fan according to claim 1, characterized in that a second metal filter (22) with a diameter corresponding to the aperture of the groove (4) is arranged between the evaporator (5) and the air outlet (21).
6. A range hood capable of purifying lampblack as claimed in claim 1, wherein an outside air inlet (22) is formed in the side wall of the range hood body close to the condenser (7), and a hot air outlet (23) is formed in one side of the top of the range hood body close to the condenser (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010063391.7A CN111189089A (en) | 2020-01-20 | 2020-01-20 | Range hood capable of purifying oil smoke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010063391.7A CN111189089A (en) | 2020-01-20 | 2020-01-20 | Range hood capable of purifying oil smoke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111189089A true CN111189089A (en) | 2020-05-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010063391.7A Pending CN111189089A (en) | 2020-01-20 | 2020-01-20 | Range hood capable of purifying oil smoke |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111189089A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108954427A (en) * | 2018-05-29 | 2018-12-07 | 昆明金炊旺厨房环保设备安装工程有限公司 | Kitchen fume purification treatment method and equipment |
| CN110469884A (en) * | 2019-09-03 | 2019-11-19 | 金百利科技(深圳)有限公司 | A kind of built-in air conditioner type of smoke purifier is cooling and air cleaning unit |
-
2020
- 2020-01-20 CN CN202010063391.7A patent/CN111189089A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108954427A (en) * | 2018-05-29 | 2018-12-07 | 昆明金炊旺厨房环保设备安装工程有限公司 | Kitchen fume purification treatment method and equipment |
| CN110469884A (en) * | 2019-09-03 | 2019-11-19 | 金百利科技(深圳)有限公司 | A kind of built-in air conditioner type of smoke purifier is cooling and air cleaning unit |
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Application publication date: 20200522 |
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| WD01 | Invention patent application deemed withdrawn after publication |