CN218895444U - Smoke exhaust ventilator with internal circulation structure - Google Patents
Smoke exhaust ventilator with internal circulation structure Download PDFInfo
- Publication number
- CN218895444U CN218895444U CN202223491710.8U CN202223491710U CN218895444U CN 218895444 U CN218895444 U CN 218895444U CN 202223491710 U CN202223491710 U CN 202223491710U CN 218895444 U CN218895444 U CN 218895444U
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- China
- Prior art keywords
- filter screen
- box
- filter
- fan
- exhaust ventilator
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- 239000000779 smoke Substances 0.000 title claims abstract description 49
- 239000003517 fume Substances 0.000 claims abstract description 5
- 239000003344 environmental pollutant Substances 0.000 abstract description 6
- 239000004519 grease Substances 0.000 abstract description 6
- 231100000719 pollutant Toxicity 0.000 abstract description 6
- 239000007789 gas Substances 0.000 abstract description 5
- 239000002245 particle Substances 0.000 abstract description 5
- 239000003595 mist Substances 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 3
- 238000001914 filtration Methods 0.000 description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 241000220317 Rosa Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000208125 Nicotiana Species 0.000 description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000006233 lamp black Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Images
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- Ventilation (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a smoke exhaust ventilator with an internal circulation structure, which comprises a smoke exhaust ventilator box body and a panel, wherein the smoke exhaust ventilator box body is internally divided into a fan box and a filter box which are mutually communicated, a first filter screen is arranged on the panel, and the first filter screen is communicated with the fan box; the fan box and the filter box are arranged left and right, and the oil fume is discharged after passing through the first filter screen, the fan box and the filter box in sequence; the oil mist and harmful gas in the oil smoke air flow are intercepted by the second filter screen, and PM2.5 particles, odor molecules and other pollutants in the oil smoke air flow are intercepted by the third filter screen, so that the residual gaseous pollutants of the oil smoke can be effectively filtered, the separation degree of the oil smoke and the grease reaches more than 99%, and the oil smoke is prevented from polluting the indoor environment.
Description
Technical Field
The utility model relates to the field of range hoods, in particular to a range hood with an internal circulation structure.
Background
The existing range hood is characterized in that the air filtering device is single in function, only one air filtering device is generally used, a part of filtering devices can also use a mode of combining multiple air purifying devices to improve the purifying efficiency, the method can really achieve better effects than a single filtering device, but most of the combined devices do not fully exert the performances according to the characteristics and properties of various filtering devices, and are unreasonable in layout, so that the filtering devices cannot achieve the expected effects, and the indoor environment pollution is serious. In addition, as the service time increases, more and more particles are accumulated in the filter element, the holes on the filter element will be blocked by the particles such as oil smoke and dust, or the adsorption material in the filter element reaches a saturated state, i.e. the filter element gradually reduces in filtering capability as the service time increases. Thus, the filter device needs to be cleaned or replaced periodically, however, the disassembly process of the filter device in the related art is complicated, so that the problem of difficulty in cleaning and replacing the filter device occurs.
Disclosure of Invention
The utility model solves the problems in the prior art to at least a certain extent, and therefore, the utility model provides the smoke exhaust ventilator with the internal circulation structure, so as to solve the defects in the prior art.
The above purpose is achieved by the following technical scheme:
the smoke exhaust ventilator with the internal circulation structure comprises a smoke exhaust ventilator box body and a panel, wherein the smoke exhaust ventilator box body is internally provided with a fan box and a filter box which are communicated with each other, a first filter screen is arranged on the panel, and the first filter screen is communicated with the fan box; the fan box with the rose box is left and right layout, and the oil smoke passes through in proper order first filter screen fan box and rose box back discharge.
In some embodiments, the panel is disposed at the bottom of the case of the kitchen cabinet, which is mounted in the kitchen cabinet.
In some embodiments, an air outlet is formed in the side wall of the box body of the smoke ventilator, the air outlet is communicated with the filter box, and the smoke is discharged from the air outlet after passing through the first filter screen, the fan box and the filter box in sequence.
In some embodiments, a fan is arranged in the fan case, an air inlet of the fan is communicated with the first filter screen, and an air outlet of the fan is communicated with the filter case.
In some embodiments, a second filter screen and a third filter screen are arranged in the filter box, and the second filter screen is arranged in front of the third filter screen.
In some embodiments, an upper mounting groove for fixing the second filter screen and the third filter screen is formed in the inner top of the filter box, a lower mounting groove for fixing the second filter screen and the third filter screen is formed in the inner bottom of the filter box, and the second filter screen and the third filter screen are detachably mounted on the upper mounting groove and the lower mounting groove.
In some embodiments, the second filter screen and the third filter screen are both disposed obliquely.
In some embodiments, a cover plate is provided in front of the filter box, the cover plate being movably mounted on the filter box.
Compared with the prior art, the utility model at least comprises the following beneficial effects:
(1) The first filter screen is a multi-layer metal filter screen, and is used for filtering oil smoke for the first time, so that more than 70% of grease and water vapor in the oil smoke can be filtered and separated; the second filter screen is an active carbon filter screen, and is mainly used for filtering peculiar smell, hot smell or harmful gas generated by cooking besides filtering some oil fume; the third filter screen is a HEPA high-efficiency filter screen, and is mainly used for filtering fine particles in the air. The oil mist and harmful gas in the oil smoke air flow are intercepted by the active carbon filter screen, and PM2.5 particles, odor molecules and other pollutants in the oil smoke air flow are intercepted by the HEPA filter screen, so that the residual gaseous pollutants of the oil smoke can be effectively filtered, the oil smoke oil and grease separation degree reaches more than 99%, zero emission can be almost realized, and the indoor environment is prevented from being polluted by the oil smoke.
(2) The fan case and the filter case are arranged left and right, so that the overall volume of the case of the kitchen ventilator can be effectively reduced, the kitchen ventilator is suitable for being used in an embedded kitchen cabinet, the kitchen ventilator can be hidden in the kitchen cabinet, and the attractiveness is improved.
Drawings
Fig. 1 is a schematic diagram of the soot filtration of the present utility model.
Fig. 2 is a schematic view of the installation location of the present utility model.
Fig. 3 is a schematic view of the structure of the utility model after opening the cover plate.
Fig. 4 is a schematic exploded view of the present utility model.
The marks in the figure: the smoke box comprises a smoke box body 1, a panel 2, a first filter screen 3, a kitchen cabinet 4, an air outlet 5, a fan 6, a second filter screen 7, a third filter screen 8, a fan box 10, a filter box 11, an upper mounting groove 110, a lower mounting groove 111 and a cover plate 112.
Detailed Description
The following examples illustrate the utility model, but the utility model is not limited to these examples. Modifications and equivalents of some of the technical features of the specific embodiments of the present utility model may be made without departing from the spirit of the present utility model, and they are all included in the scope of the claimed utility model.
As shown in fig. 1-2, the smoke exhaust ventilator with the internal circulation structure comprises a smoke exhaust ventilator box body 1 and a panel 2, wherein the panel 2 is arranged at the bottom of the smoke exhaust ventilator box body 1, and the smoke exhaust ventilator box body 1 is arranged in a kitchen cabinet 4. The inside of the tobacco machine box body 1 is divided into a fan box 10 and a filter box 11 which are mutually communicated, a first filter screen 3 is arranged on the panel 2, and the first filter screen 3 is communicated with the fan box 10. In addition, fan case 10 with rose box 11 is the left and right layout, can effectively reduce the whole volume of cigarette box 1 is applicable to embedded kitchen cabinet and uses for the lampblack absorber can hide in the kitchen cabinet, improves pleasing to the eye degree.
As shown in fig. 3-4, an air outlet 5 is arranged on the side wall of the case 1 of the tobacco machine, and the air outlet 5 is communicated with the filter case 11. The fan box 10 is internally provided with a fan 6, an air inlet of the fan 6 is communicated with the first filter screen 3, and an air outlet of the fan 6 is communicated with the filter box 11.
Further, as shown in fig. 1, the second filter screen 7 and the third filter screen 8 are disposed in the filter box 11, the second filter screen 7 is disposed in front of the third filter screen 8, and the oil smoke sequentially passes through the first filter screen 3, the fan box 10, the second filter screen 7 and the third filter screen 8 and is discharged through the air outlet 5, so that the oil smoke filtering effect can be improved, and the oil smoke and the grease can be separated more thoroughly.
Further, as shown in fig. 3 to 4, in order to facilitate replacement of the filter, an upper mounting groove 110 for fixing the second filter screen 7 and the third filter screen 8 is provided at the inner top of the filter box 11, a lower mounting groove 111 for fixing the second filter screen 7 and the third filter screen 8 is provided at the inner bottom of the filter box 11, and the second filter screen 7 and the third filter screen 8 are detachably mounted on the upper mounting groove 110 and the lower mounting groove 111. In addition, a cover plate 112 is provided in front of the filter box 11, and the cover plate 112 is movably mounted on the filter box 11. When changing, open cupboard door of cupboard 4, lift off apron 112 can with second filter screen 7 with third filter screen 8 pulls out and changes, and whole change process is simple, easy operation has improved user's use experience greatly.
Furthermore, the second filter screen 7 and the third filter screen 8 are both obliquely arranged, so that the filtering area of the two filters is enlarged, and the filtering effect is improved.
The working principle of the utility model is as follows:
the oil smoke enters the smoke machine through the first filter screen 3, enters the filter box 11 through the fan 6, is filtered through the second filter screen 7 and the third filter screen 8, and is discharged back into the room through the air outlet 5. The first filter screen 3 is a multi-layer metal filter screen, and is used for filtering oil fume for the first time, so that more than 70% of grease and water vapor in the oil fume can be filtered and separated; the second filter screen 7 is an active carbon filter screen, and is mainly used for filtering off-flavor hot smell or harmful gas generated by cooking besides filtering some oil smoke; the third filter screen 8 is a HEPA efficient filter screen, and is mainly used for filtering fine particles in air. The oil mist and harmful gas in the oil smoke air current are intercepted by the active carbon filter screen, and PM2.5 particles, smell molecules and other pollutants in the oil smoke air current are intercepted by the HEPA filter screen, the filter tank 11 can effectively filter the remaining gaseous pollutants of oil smoke for the degree of separation of oil smoke, grease reaches more than 99%, can realize zero emission almost, avoids oil smoke to pollute indoor environment.
What has been described above is merely some embodiments of the present utility model. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.
Claims (8)
1. The smoke exhaust ventilator with the internal circulation structure is characterized by comprising a smoke exhaust ventilator box body (1) and a panel (2), wherein the smoke exhaust ventilator box body (1) is internally provided with a fan box (10) and a filter box (11) which are communicated with each other, a first filter screen (3) is arranged on the panel (2), and the first filter screen (3) is communicated with the fan box (10);
the fan case (10) and the filter case (11) are arranged left and right, and the oil fume sequentially passes through the first filter screen (3), the fan case (10) and the filter case (11) and is discharged.
2. The range hood with the internal circulation structure according to claim 1, wherein the panel (2) is arranged at the bottom of the hood body (1), and the hood body (1) is arranged in the kitchen cabinet (4).
3. The smoke exhaust ventilator with the internal circulation structure according to claim 1, wherein an air outlet (5) is arranged on the side wall of the smoke exhaust ventilator box body (1), the air outlet (5) is communicated with the filter box (11), and the smoke is discharged from the air outlet (5) after sequentially passing through the first filter screen (3), the fan box (10) and the filter box (11).
4. The smoke exhaust ventilator with the internal circulation structure according to claim 1, wherein a fan (6) is arranged in the fan case (10), an air inlet of the fan (6) is communicated with the first filter screen (3), and an air outlet of the fan (6) is communicated with the filter case (11).
5. The range hood with the internal circulation structure according to claim 1, wherein a second filter screen (7) and a third filter screen (8) are arranged in the filter box (11), and the second filter screen (7) is arranged in front of the third filter screen (8).
6. The range hood with the internal circulation structure according to claim 5, wherein an upper mounting groove (110) for fixing the second filter screen (7) and the third filter screen (8) is formed in the inner top portion of the filter box (11), a lower mounting groove (111) for fixing the second filter screen (7) and the third filter screen (8) is formed in the inner bottom portion of the filter box (11), and the second filter screen (7) and the third filter screen (8) are detachably mounted on the upper mounting groove (110) and the lower mounting groove (111).
7. The range hood with the internal circulation structure according to claim 5, characterized in that the second filter screen (7) and the third filter screen (8) are both obliquely arranged.
8. Range hood with internal circulation structure according to any of claims 1 to 7, characterized in that a cover plate (112) is provided in front of the filter box (11), said cover plate (112) being movably mounted on the filter box (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223491710.8U CN218895444U (en) | 2022-12-27 | 2022-12-27 | Smoke exhaust ventilator with internal circulation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223491710.8U CN218895444U (en) | 2022-12-27 | 2022-12-27 | Smoke exhaust ventilator with internal circulation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218895444U true CN218895444U (en) | 2023-04-21 |
Family
ID=85999703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223491710.8U Active CN218895444U (en) | 2022-12-27 | 2022-12-27 | Smoke exhaust ventilator with internal circulation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218895444U (en) |
-
2022
- 2022-12-27 CN CN202223491710.8U patent/CN218895444U/en active Active
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