Range hood

Abstract

The utility model relates to a range hood and relates to the technical field of kitchen appliances. The utility model provides a range hood. The range hood comprises an air duct module, a filter, an atomizer and a vibration converter, the air duct module is provided with an air duct cavity; the filter is used for filtering oil smoke and is arranged in the air duct cavity; the atomizer is arranged in the air duct cavity and located above the filter, and the atomizer is used for atomizing cleaning liquid and self-cleaning the filter; the vibration converter is arranged on the filter and drives the filter to vibrate. The atomizer is arranged to atomize the cleaning liquid, and the atomized cleaning liquid is influenced by gravity to conduct self-cleaning on the air duct cavity and the filter. By arranging the vibration converter, the filter vibrates under the action of the vibration converter, and self-cleaning of the filter is achieved. In this way, the filter and the air duct cavity can be self-cleaned, the self-cleaning effect is enhanced, and the self-cleaning efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to kitchen electrical technology field, specifically, relate to a range hood. BACKGROUND

[0002] At present, the range hood used in the household kitchen mainly relies on the exhaust and filter screen to separate oil, and its principle is mechanical inertia collision collection, and the efficiency is low, and the oil fume gas is directly discharged without any treatment, which not only pollutes the atmospheric environment, but also affects the building appearance and destroys the surrounding environment.

[0003] And in the existing range hood, the filter screen will accumulate a large amount of oil stains after long time work, causing the filter screen to be blocked, the filter screen blockage will increase the system resistance, affect the efficiency of the electrostatic purifier and the fan load; At the same time, it needs to be cleaned regularly by human, which is time-consuming and laborious. UTILITY MODEL CONTENTS

[0004] The utility model discloses a range hood, which can clean the filter and the air duct cavity.

[0005] The embodiment of the utility model can be realized as follows:

[0006] The utility model provides a range hood, which comprises:

[0007] An air duct module is provided with an air duct cavity.

[0008] A filter is arranged in the air duct cavity and is used for filtering oil fume.

[0009] An atomizer is arranged in the air duct cavity and is located above the filter, and is used for atomizing cleaning liquid and cleaning the filter.

[0010] A vibration converter is arranged on the filter, and the vibration converter drives the filter to vibrate.

[0011] Optionally, the range hood further comprises an ultrasonic generator.

[0012] The ultrasonic generator is arranged in the air duct cavity, and is in communication connection with the atomizer and the vibration converter, and emits ultrasonic waves to make the atomizer and the vibration converter work.

[0013] Optionally, the ultrasonic waves include first frequency ultrasonic waves and second frequency ultrasonic waves.

[0014] The ultrasonic generator emits the first frequency ultrasonic waves to make the atomizer work.

[0015] The ultrasonic generator emits the second frequency ultrasonic waves to make the vibration converter drive the filter to vibrate.

[0016] Optionally, the atomizer comprises a vibration device and a vibration plate connected to each other, the vibration plate is provided with a plurality of atomizing holes, and the ultrasonic generator is in communication connection with the vibration device.

[0017] The ultrasonic generator emits ultrasonic waves to drive the vibration device to vibrate the vibration plate to atomize the cleaning liquid.

[0018] Optionally, the upper side aperture of the atomizing hole is larger than the lower side aperture of the atomizing hole.

[0019] Optionally, the atomizer further comprises an atomizing shell arranged in the air duct cavity, and the atomizing shell is provided with at least one first nozzle, and the vibration plate and the vibration device are correspondingly arranged on the at least one first nozzle.

[0020] Optionally, a flexible connecting section extends inwardly from the first nozzle, and the vibration plate is arranged on the flexible connecting section.

[0021] Optionally, the atomizing shell is provided with at least one nozzle, the nozzle is provided with a connecting interface and a second nozzle in communication, and the connecting interface is in communication with the first nozzle.

[0022] Optionally, at least one atomizer is arranged, and the at least one atomizer is arranged in the same height and is spaced apart.

[0023] Optionally, at least one vibration converter is arranged, and the at least one vibration converter is uniformly arranged on the filter.

[0024] Optionally, the air duct module comprises an air duct shell, the air duct shell is provided with a smoke inlet, a smoke outlet and an air duct cavity, and the air duct cavity is in communication with the smoke inlet and the smoke outlet.

[0025] The filter is arranged in the air duct cavity and located between the smoke inlet and the smoke outlet.

[0026] The range hood further comprises a filter screen structure, and the filter screen structure is arranged on the inner wall of the air duct shell and located at the smoke inlet.

[0027] The beneficial effects of the range hood provided by the embodiment of the utility model include:

[0028] By arranging the atomizer to atomize the cleaning liquid, the atomized cleaning liquid is self-cleaned on the air duct cavity and the filter under the action of gravity; by arranging the vibration converter, the filter is vibrated under the action of the vibration converter, so that the self-cleaning of the filter is realized. Such arrangement can self-clean the filter and the air duct cavity, enhance the self-cleaning effect, and improve the self-cleaning efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0029] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings used in the embodiments will be briefly introduced as follows, and it should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation on the scope, and for those skilled in the art, other related drawings can also be obtained without creative labor on the premise of not paying creative labor.

[0030] Figure 1 The explosion view of the range hood provided for the present embodiment;

[0031] Figure 2 The cross-sectional view of the range hood under the first perspective provided for the present embodiment;

[0032] Figure 3 The cross-sectional view of the range hood under the second perspective provided for the present embodiment;

[0033] Figure 4 The structural schematic view of the atomizer provided for the present embodiment;

[0034] Figure 5 The structural schematic view of the vibration device and the vibration plate provided for the present embodiment.

[0035] Icon: 010 - range hood; 100 - electromagnetic stove module; 110 - countertop; 111 - inlet; 120 - bottom shell; 121 - first limiting clamping groove; 200 - air duct module; 210 - air duct shell; 211 - smoke inlet; 212 - smoke outlet; 213 - opening; 214 - air duct cavity; 215 - second limiting clamping groove; 220 - oil cup; 300 - filter screen structure; 400 - filter; 500 - fan module; 510 - fan; 511 - fan box; 5111 - fan opening; 5112 - outlet; 512 - motor; 513 - impeller; 520 - fan shell; 521 - air outlet;

[0036] 600 - ultrasonic generator; 700 - vibration converter; 800 - atomizer; 810 - atomizing shell; 811 - first nozzle; 812 - flexible connecting section; 820 - nozzle; 821 - second nozzle; 830 - vibration device; 840 - vibration plate; 841 - atomizing hole. DETAILED DESCRIPTION

[0037] In view of the above problems, the present application provides a range hood which can clean the filter and the air duct module, thereby improving the above problems.

[0038] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model below. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. The components of the embodiments of the utility model described and shown in the drawings can be arranged and designed in various different configurations.

[0039] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the utility model.

[0040] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0041] In the description of the utility model, it should be noted that if the terms "upper", "lower", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the utility model product is used, it is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model.

[0042] In addition, if the terms "first", "second" and the like are used only to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0043] It should be noted that the features in the embodiments of the utility model can be combined with each other without conflict.

[0044] The overall structure, working principle and technical effects of the range hood provided by the utility model will be described in detail below through embodiments and in combination with the drawings.

[0045] Please refer to Figures 1-3 The range hood 010 provided by the utility model can self-clean the filter 400 and the air duct cavity 214, enhances the self-cleaning effect and improves the self-cleaning efficiency.

[0046] Please refer to Figures 1-3 The range hood 010 provided by the utility model can self-clean the filter 400 and the air duct cavity 214, enhances the self-cleaning effect and improves the self-cleaning efficiency.

[0047] The air duct module 200 is provided with an air duct cavity 214;

[0048] A filter 400 is arranged in the air duct cavity 214 and is used to filter oil fume.

[0049] An atomizer 800 is arranged in the air duct cavity 214 and is located above the filter 400. The atomizer 800 is used to atomize cleaning liquid and clean the filter 400.

[0050] A vibration converter 700 is arranged on the filter 400. The vibration converter 700 drives the filter 400 to vibrate.

[0051] It can be understood that, by arranging the atomizer 800 to atomize the cleaning liquid, the atomized cleaning liquid is affected by gravity and performs self-cleaning on the air duct cavity 214 and the filter 400. By arranging the vibration converter 700, the filter 400 vibrates under the action of the vibration converter 700, thereby realizing self-cleaning of the filter 400. Such an arrangement can perform self-cleaning on the filter 400 and the air duct cavity 214, thereby enhancing the self-cleaning effect and improving the self-cleaning efficiency.

[0052] In this embodiment, the range hood 010 comprises an electromagnetic stove module 100.

[0053] In this embodiment, please refer to Figures 1-3 The electromagnetic stove module 100 comprises a table top 110 and a bottom shell 120 arranged at the bottom of the table top 110. The table top 110 is provided with an inlet 111, and the bottom shell 120 forms an air inlet cavity corresponding to the inlet 111.

[0054] Specifically, the air duct module 200 is arranged at the bottom of the electromagnetic stove module 100, the air duct shell 210 is arranged at the bottom of the bottom shell 120, and the smoke inlet 211 is arranged in communication with the air inlet cavity and the inlet 111.

[0055] It can be understood that the electromagnetic stove module 100 is used to heat a pot, and the food material in the pot generates oil fume when heated. The oil fume enters the air duct shell 210 in sequence along the inlet 111, the air inlet cavity, and the smoke inlet 211 under the action of the fan module 500.

[0056] In this embodiment, the range hood 010 comprises an air duct module 200.

[0057] In this embodiment, please refer to Figures 1-3, the air duct module 200 comprises an air duct shell 210 and an oil cup 220; the air duct shell 210 is provided with an inlet port 211, an outlet port 212, an opening 213 and an air duct cavity 214, and the air duct cavity 214 is communicated with the inlet port 211, the outlet port 212 and the opening 213. Wherein, the top of the air duct shell 210 is provided with the inlet port 211 for the oil fume to enter; the side wall of the air duct shell 210 is provided with the outlet port 212, and the side wall of the air duct shell 210 is provided with the outlet port 212 for the oil fume to be discharged into the fan module 500; the bottom of the air duct shell 210 is provided with the opening 213, and the opening 213 is arranged below the outlet port 212.

[0058] Further, the oil cup 220 is used for collecting small particles such as oil and the like. The oil cup 220 is arranged at the bottom of the air duct shell 210 and communicated with the opening 213, and the oil cup 220 is slidingly arranged with the air duct shell 210. It can be understood that the oil cup 220 can collect oil and liquid such as cleaning liquid dripping from the filter 400 and the filter screen structure 300; and the sliding pulling arrangement of the oil cup 220 with the air duct shell 210 can facilitate the cleaning of the oil and liquid in the oil cup 220.

[0059] Wherein, the air duct shell 210 is a rectangular straight cylindrical shell structure; of course, the air duct shell 210 can also be a circular or other shape shell structure.

[0060] In this embodiment, the range hood 010 further comprises a filter screen structure 300.

[0061] Wherein, the filter screen structure 300 is used for the first rough filtration of oil and particles in the oil fume.

[0062] In this embodiment, please refer to Figure 1 and Figure 2 The filter screen structure 300 is located at the inlet 111; then a plurality of first limiting clamping grooves 121 are arranged on the inner wall of the air inlet cavity of the bottom shell 120, and the filter screen structure 300 is arranged on the inner wall of the air inlet cavity of the bottom shell 120 through the plurality of first limiting clamping grooves 121.

[0063] Of course, in other embodiments, the filter screen structure 300 is located at the inlet port 211; then a plurality of limiting clamping grooves are arranged on the inner wall of the air duct shell 210, and the filter screen structure 300 is arranged on the inner wall of the air duct shell 210 through the plurality of limiting clamping grooves.

[0064] Wherein, the filter screen structure 300 can be a structure with a metal filter screen.

[0065] In this embodiment, the range hood 010 further comprises a filter 400.

[0066] Wherein, the filter 400 is used for the second fine filtration of oil and particles in the oil fume.

[0067] In the embodiment, please refer to Figure 1 and Figure 2 The filter 400 is provided with a plurality of adsorption holes for filtering oil fume; the filter 400 can be a porous device made of metal material or high-temperature-resistant material. The inner and outer surfaces of the filter 400 are sprayed with strong oxidizing material, which can oxidize and grade odor and small molecular particulate matters; the strong oxidizing material can be MnO2, TiO2, etc.

[0068] In the embodiment, the filter 400 is of a rectangular structure, and a plurality of second limiting clamping grooves 215 are arranged on the inner wall of the air duct cavity 214, and the filter 400 is arranged on the inner wall of the air duct shell 210 through the plurality of second limiting clamping grooves 215; wherein, the filter 400 is located between the smoke inlet 211 and the smoke outlet 212 to achieve second fine filtering of oil fume.

[0069] In the embodiment, the range hood 010 comprises a fan module 500.

[0070] The fan module 500 generates negative pressure and is used for discharging the oil fume filtered twice in the air duct cavity 214.

[0071] In the embodiment, please refer to Figures 1-3 The fan module 500 comprises a fan 510 and a fan shell 520, the fan shell 520 comprises an air inlet and an air outlet 521, the fan 510 is arranged in the fan shell 520, and the air outlet end of the fan 510 faces the air outlet 521; the fan 510 is arranged on the outer side wall of the air duct shell 210, and the air inlet is in communication with the smoke outlet 212.

[0072] Specifically, the fan 510 comprises a fan box 511, a motor 512 and an impeller 513; the fan box 511 forms a cavity inside, and the fan box 511 is provided with a fan opening 5111, a connecting port and an outlet 5112, the connecting port is arranged at the bottom of the fan box 511, the fan opening 5111 is arranged at the top of the fan box 511, and the outlet 5112 is arranged along the side wall of the fan box 511; the outlet 5112 of the fan box 511 is arranged opposite to the air outlet 521 of the fan shell 520, the connecting port is arranged at the bottom of the fan box 511, and the impeller 513 is located in the cavity of the fan box 511. The motor 512 is fixed to the bottom wall of the fan shell 520, the output shaft of the motor 512 is arranged upward, and the output shaft of the motor 512 is in transmission connection with the impeller 513 through the connecting port.

[0073] It can be understood that the output shaft of the motor 512 drives the impeller 513 to rotate and generate airflow, the oil fume enters the fan box 511 from the inlet 111 under the action of the airflow, and finally is discharged from the outlet 5112 under the action of the fan 510.

[0074] In the embodiment, the range hood 010 comprises a vibration converter 700.

[0075] The vibration converter 700 can drive the filter 400 to vibrate synchronously in the form of vibration, shake off the grease, cleaning liquid and other liquids on the filter 400, and thus realize self-cleaning of the filter 400.

[0076] In the embodiment, please refer to Figure 2 and Figure 3 The vibration converter 700 comprises at least one; for example, the vibration converter 700 is one, the vibration converter 700 can be annular or rectangular structure, and is arranged on the filter 400 alone; for example, the vibration converter 700 is two, three or four, the vibration converter 700 can be rectangular structure, and a plurality of vibration converters 700 are arranged oppositely on the filter 400 and are arranged opposite to the edges of the filter 400, so as to drive the filter 400 to vibrate in all directions and increase the self-cleaning range of the filter 400.

[0077] In the embodiment, the range hood 010 comprises an atomizer 800.

[0078] The atomizer 800 is used for atomizing cleaning liquid, and the atomized cleaning liquid is affected by gravity and suction of the fan 510 to clean the air duct cavity 214 and the filter 400.

[0079] In the embodiment, please refer to Figure 2 and Figure 3 The atomizer 800 is arranged at least one; for example, the atomizer 800 is arranged one, and one atomizer 800 is arranged on the inner wall of the air duct cavity 214 and above the filter 400. When the atomizer 800 is arranged multiple, such as two, three or four, the multiple atomizers 800 are arranged above the filter 400 and are arranged at the same height and are spaced, and are arranged on the inner wall of the air duct cavity 214. In this way, the range of self-cleaning of the filter 400 by the atomized cleaning liquid can be increased.

[0080] In the embodiment, please refer to Figure 4 and Figure 5 The atomizer 800 comprises an atomizing shell 810, a nozzle 820, and a vibration device 830 and a vibration plate 840 connected thereto. The atomizing shell 810 is arranged on the inner wall of the air duct cavity 214 of the air duct shell 210, and an installation cavity is formed in the atomizing shell 810. The bottom of the atomizing shell 810 is provided with at least one first spout 811, and the vibration plate 840 and the vibration device 830 are arranged on the first spout 811 correspondingly.

[0081] Further, the flexible connecting section 812 extends inwardly from the first spout 811, and the vibration plate 840 is arranged on the flexible connecting section 812.

[0082] Further, the atomizing shell 810 is provided with at least one nozzle 820, the nozzle 820 is provided with a connected interface and a second nozzle 821, the interface is communicated with the first nozzle 811.

[0083] Further, please refer to Figure 5 The vibration device 830 is arranged above the vibration plate 840. The vibration plate 840 is provided with a plurality of atomizing holes 841; wherein the plurality of atomizing holes 841 are annularly and spacedly distributed, the upper side aperture diameter of the atomizing hole 841 is greater than the lower side aperture diameter of the atomizing hole 841.

[0084] It can be understood that the vibration device 830 drives the vibration plate 840 to vibrate, so that the cleaning liquid is atomized through the atomizing holes 841 on the vibration plate 840, and the atomized cleaning liquid is sprayed from the second nozzle 821 of the nozzle 820 after entering the first nozzle 811 of the nozzle 820. Further, the atomized cleaning liquid sprayed from the second nozzle 821 can dissolve and soften the oil stains on the air duct cavity 214 and the filter 400, so as to realize self-cleaning of the air duct cavity 214 and the filter 400.

[0085] In the embodiment, the number of the nozzle 820, the first nozzle 811, the vibration device 830 and the vibration plate 840 is consistent, and the number can be one, two, three, etc.

[0086] In the embodiment, the range hood 010 comprises an ultrasonic generator 600.

[0087] In the embodiment, please refer to Figure 2 The ultrasonic generator 600 is arranged on the inner wall of the air duct shell 210 and located above the filter 400; at the same time, the ultrasonic generator 600 is in communication connection with the atomizer 800 and the vibration converter 700, the ultrasonic generator 600 emits ultrasonic waves to make the atomizer 800 and the vibration converter 700 work.

[0088] Among them, the ultrasonic generator 600 is provided with a receiver in communication connection with the vibration device 830.

[0089] In the embodiment, the ultrasonic generator 600 can emit two ultrasonic waves with different frequencies, namely a first frequency ultrasonic wave and a second frequency ultrasonic wave. The ultrasonic generator 600 emits the first frequency ultrasonic wave to make the atomizer 800 work. Specifically, the ultrasonic generator 600 emits the first frequency ultrasonic wave, the receiver of the vibration device 830 receives the first frequency ultrasonic wave, then the vibration device 830 vibrates and synchronously drives the vibration plate 840 to vibrate, the cleaning liquid is atomized by the vibration plate 840 and sprayed out of the atomizer 800, and the atomized cleaning liquid is self-cleaned to the air duct cavity 214 and the filter 400 under the influence of gravity. The ultrasonic generator 600 emits the second frequency ultrasonic wave to make the vibration converter 700 drive the filter 400 to vibrate. Specifically, the ultrasonic generator 600 emits the second frequency ultrasonic wave, the vibration converter 700 receives the second frequency ultrasonic wave and converts the electric energy into mechanical vibration, and the filter 400 synchronously vibrates under the action of the vibration converter 700 to realize self-cleaning.

[0090] It is worth mentioning that the vibration converter 700 and the atomizer 800 can be controlled by the ultrasonic generator 600, and the vibration converter 700 and the atomizer 800 can also be controlled by other ways such as electric control.

[0091] The working principle and process of the range hood 010 provided by the embodiment of the utility model are as follows:

[0092] The range hood 010 starts, the fan module 500 starts, and the oil fume is sequentially filtered twice by the filter screen structure 300 and the filter 400 under the negative pressure action of the fan module 500, and then the oil fume is discharged from the air outlet 521 of the fan module 500.

[0093] When the range hood 010 needs to be self-cleaned, the ultrasonic generator 600 can emit the first frequency ultrasonic wave, the vibration device 830 receives the first frequency ultrasonic wave and vibrates, the vibration device 830 drives the vibration plate 840 to vibrate, the cleaning liquid is atomized through the atomizing hole 841, and the atomized cleaning liquid enters the nozzle 820 from the first nozzle 811 and is sprayed out of the second nozzle 821 of the nozzle 820. Then, the atomized cleaning liquid dissolves and softens the oil stains on the air duct cavity 214 and the filter 400 under the influence of gravity and the fan 510, so as to realize self-cleaning of the air duct cavity 214 and the filter 400.

[0094] The ultrasonic generator 600 can emit the second frequency ultrasonic wave, the vibration converter 700 receives the second frequency ultrasonic wave and generates vibration, and the filter 400 synchronously vibrates under the action of the vibration converter 700 to realize self-cleaning of the filter 400.

[0095] In summary, the oil smoke machine 010 provided by the embodiment of the utility model realizes self-cleaning of the filter 400 and the air duct cavity 214, and does not need to be cleaned by human, thereby enhancing the self-cleaning effect and improving the self-cleaning efficiency.

[0096] Further, the ultrasonic generator 600 can emit two kinds of ultrasonic waves with different frequencies, i.e., a first frequency ultrasonic wave and a second frequency ultrasonic wave, by setting the ultrasonic generator 600.

[0097] The above is only a specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A range hood characterized by, The oil fume machine (010) comprises: a wind channel module (200) provided with a wind channel cavity (214); a filter (400) for filtering oil fume, the filter (400) being arranged in the wind channel cavity (214); an atomizer (800) arranged in the wind channel cavity (214) and above the filter (400), the atomizer (800) being used for atomizing cleaning liquid and cleaning the filter (400); a vibration converter (700) arranged on the filter (400), the vibration converter (700) driving the filter (400) to vibrate.

2. The range hood according to claim 1, characterized in that The oil fume machine (010) further comprises an ultrasonic generator (600); the ultrasonic generator (600) is arranged in the wind channel cavity (214), the ultrasonic generator (600) being in communication connection with the atomizer (800) and the vibration converter (700), the ultrasonic generator (600) emitting ultrasonic waves to make the atomizer (800) and the vibration converter (700) work.

3. The range hood according to claim 2, characterized in that The ultrasonic waves comprise first frequency ultrasonic waves and second frequency ultrasonic waves; the ultrasonic generator (600) emits the first frequency ultrasonic waves to make the atomizer (800) work; the ultrasonic generator (600) emits the second frequency ultrasonic waves to make the vibration converter (700) drive the filter (400) to vibrate.

4. The range hood according to claim 3, wherein The atomizer (800) comprises a vibration device (830) and a vibration plate (840) connected with each other, a plurality of atomizing holes (841) being arranged on the vibration plate (840), the ultrasonic generator (600) being in communication connection with the vibration device (830); the ultrasonic generator (600) emits ultrasonic waves to make the vibration device (830) drive the vibration plate (840) to vibrate and atomize cleaning liquid.

5. The range hood according to claim 4, wherein The upper side hole diameter of the atomizing hole (841) is greater than the lower side hole diameter of the atomizing hole (841).

6. The range hood according to claim 4, wherein The atomizer (800) further comprises an atomizing shell (810) arranged in the wind channel cavity (214), at least one first spout (811) being arranged on the atomizing shell (810), the vibration plate (840) and the vibration device (830) being correspondingly arranged on the at least one first spout (811).

7. The range hood according to claim 6, characterized in that A flexible connecting section (812) extends inwardly along the first spout (811), the vibration plate (840) being arranged on the flexible connecting section (812).

8. The range hood according to claim 6, wherein At least one nozzle (820) is arranged on the atomizing shell (810), the nozzle (820) being provided with an interface and a second spout (821) in communication, the interface being in communication with the first spout (811).

9. The range hood according to claim 2, wherein At least one atomizer (800) is arranged, the at least one atomizer (800) being arranged in the same height and being spaced. The vibration converter (700) is provided with at least one vibration converter (700) which is uniformly arranged on the filter (400).

10. The range hood according to claim 1, characterized in that The air duct module (200) comprises an air duct shell (210) provided with a smoke inlet (211), a smoke outlet (212) and an air duct cavity (214) communicating the smoke inlet (211) and the smoke outlet (212). The filter (400) is arranged in the air duct cavity (214) and located between the smoke inlet (211) and the smoke outlet (212). The range hood (010) further comprises a filter screen structure (300) arranged on the inner wall of the air duct shell (210) and located at the smoke inlet (211).

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