WO2023226326A1

WO2023226326A1 - Range hood

Info

Publication number: WO2023226326A1
Application number: PCT/CN2022/132327
Authority: WO
Inventors: 康作添; 唐海江; 梁海生
Original assignee: 广东合捷电器股份有限公司
Priority date: 2022-05-25
Filing date: 2022-11-16
Publication date: 2023-11-30

Abstract

A range hood (100), comprising a housing (10), a fan (20), a lighting device (50), a purification assembly (30), a grease separation filter element (41), and an air filtration filter element (42). An air cavity (11) is formed in the housing (10), and the air cavity (11) is provided with an air inlet (113) and an air outlet (114) communicated with the air inlet (113). The lighting device (50) is mounted on the housing (10), the fan (20) and the purification assembly (30) are both provided in the air cavity (11), and the purification assembly (30) is located downstream of the air cavity (11). The grease separation filter element (41) and the air filtration filter element (42) are selectively mounted at the air inlet (113). When the grease separation filter element (41) is mounted at the air inlet (113), the range hood (100) can be used for absorbing oil smoke to separate grease in the oil smoke; when the air filtration filter element (42) is mounted at the air inlet (113), the range hood (100) can be used for filtering particulate matter such as dust in the air, so that the range hood (100) can achieve the purpose of filtering oil smoke or purifying air by replacing the filter element, and is convenient to use. Moreover, the range hood (100) also has the functions of lighting and deodorizing and sterilization, an integration effect is good, the functionality is strong, and the user experience is improved.

Description

range hood

Technical field

The present application relates to the technical field of household electrical appliances, and in particular to a range hood.

Background technique

Currently, the range hoods on the market can generally only be used to absorb oil fume to filter it, and the air purifier can only be used to purify the air. The two devices are used independently, have a single function, are large in size, and require a large space. Big space.

Contents of the invention

An embodiment of the present application provides a range hood.

The range hood according to the embodiment of the present application includes a housing, a fan, a lighting device, a purification component, a grease separation filter element and an air filter element. An air cavity is formed in the housing, and the air cavity is provided with an air inlet and an air outlet connected with the air inlet. The lighting device is installed on the housing, the fan and the purification assembly are both arranged in the air cavity, and the purification assembly is located downstream of the air cavity. The grease separation filter element and the air filter element are selectively installed at the air inlet.

In the range hood according to the embodiment of the present application, when the grease separation filter element is installed at the air inlet, the range hood can be used to absorb oil smoke to separate the grease in the oil smoke; when the air filter element is installed at the air inlet, the oil smoke can be extracted The machine can be used to filter dust and other particles in the air, so that the range hood can filter oil smoke or purify the air by replacing the filter element, which is more convenient to use. At the same time, the range hood can also have lighting functions through lighting devices, and can also perform deodorization and sterilization through purification components, making the range hood more integrated, more functional, and improving the user experience.

In some embodiments, the grease separation filter element and the air filter element are magnetically connected to the housing.

In some embodiments, the air chamber includes a first chamber and a second chamber connected to the first chamber. The first chamber is close to the air inlet, and the second chamber is close to the outlet. On the air outlet side, the fan is arranged in the first cavity, and the purification component is arranged in the second cavity.

In some embodiments, the purification component includes a cover body, an ozone generator and a germicidal lamp. An air duct is formed in the cover body, and the ozone generator and the germicidal lamp are both installed in the air duct.

In some embodiments, the cover body includes an upper cover and a lower cover spaced apart from the upper cover, and the upper cover and the lower cover enclose the air duct.

In some embodiments, the upper cover is provided with an air outlet, and the air outlet is opposite to the air outlet end of the fan. A guide plate is provided at the air outlet, and the guide plate is arranged along the air outlet. The edge of the air outlet extends obliquely toward the inside of the air duct, and the guide plate is used to guide the air flow into the air duct.

In some embodiments, the lower cover is provided with a light outlet, and the light emitted by the germicidal lamp can be emitted from the light outlet into the air duct.

In certain embodiments, the germicidal lamp is an ultraviolet lamp.

In some embodiments, the lighting device includes a lampshade and a light-emitting component disposed inside the lampshade, and the lampshade is annularly disposed around the air inlet.

In some embodiments, the range hood includes a touch control system, and the touch control system is disposed at the air inlet.

Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.

Description of the drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily understood from the description of the embodiments in conjunction with the following drawings, in which:

Figure 1 is a schematic three-dimensional structural diagram of a range hood according to an embodiment of the present application;

Figure 2 is a schematic assembly diagram of the range hood according to the embodiment of the present application;

Figure 3 is a schematic diagram of the exploded structure of the range hood according to the embodiment of the present application;

Figure 4 is a schematic cross-sectional structural diagram of the range hood according to the embodiment of the present application;

Figure 5 is a schematic three-dimensional structural diagram of the purification assembly according to the embodiment of the present application;

Figure 6 is a schematic exploded view of the purification assembly according to the embodiment of the present application.

Description of main component symbols:

Range hood 100, housing 10, air chamber 11, first cavity 111, second cavity 112, air inlet 113, air outlet 114, fan 20, purification component 30, cover body 31, upper cover 311, top wall 312, External wall 313, air outlet 314, deflector 315, lower cover 316, bottom wall 317, inner wall 318, light outlet 319, ozone generator 32, germicidal lamp 33, air duct 34, grease separation filter element 41, air filter Filter element 42, lighting device 50, touch system 60, and fixing base 70.

Detailed ways

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present application and cannot be understood as limiting the present application.

In the description of this application, it needs to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " The directions indicated by "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" etc. or The positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it cannot be construed as a limitation on this application. In addition, the terms “first” and “second” are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of indicated technical features. Thus, features defined as “first” and “second” may explicitly or implicitly include one or more of the described features. In the description of this application, "plurality" means two or more than two, unless otherwise explicitly and specifically limited.

In the description of this application, it should be noted that, unless otherwise clearly stated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection. Connection, or integral connection; it can be mechanical connection, electrical connection or mutual communication; it can be direct connection, or indirect connection through an intermediary, it can be internal connection of two elements or interaction of two elements relation. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

In this application, unless otherwise explicitly stated and limited, the term "above" or "below" a first feature on a second feature may include direct contact between the first and second features, or may also include the first and second features. Not in direct contact but through additional characteristic contact between them. Furthermore, the terms "above", "above" and "above" a first feature on a second feature include the first feature being directly above and diagonally above the second feature, or simply mean that the first feature is higher in level than the second feature. “Below”, “under” and “under” the first feature is the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature is less horizontally than the second feature.

The following disclosure provides many different embodiments or examples for implementing the various structures of the present application. To simplify the disclosure of the present application, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the application. Furthermore, this application may repeat reference numbers and/or reference letters in different examples, such repetition being for the purposes of simplicity and clarity and does not by itself indicate a relationship between the various embodiments and/or arrangements discussed. In addition, this application provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.

Referring to FIGS. 1 to 4 , the range hood 100 according to the embodiment of the present application includes a housing 10 , a fan 20 , a lighting device 50 , a purification component 30 , a grease separation filter element 41 and an air filter element 42 . An air cavity 11 is formed in the casing 10 , and the air cavity 11 is provided with an air inlet 113 and an air outlet 114 connected with the air inlet 113 . The lighting device 50 is installed on the housing 10 , the fan 20 and the purification assembly 30 are both arranged in the air cavity 11 and the purification assembly 30 is located downstream of the air cavity 11 . The grease separation filter element 41 and the air filter element 42 are selectively installed at the air inlet 113 .

In the range hood 100 of the embodiment of the present application, when the grease separation filter element 41 is installed at the air inlet 113, the range hood 100 can be used to absorb oil smoke to separate the grease in the oil smoke; when the air filter element 42 is installed at the air inlet At 113, the range hood 100 can be used to filter dust and other particles in the air, so that the range hood 100 can achieve the purpose of filtering oil smoke or purifying the air by replacing the filter element, and is more convenient to use. At the same time, the range hood 100 can also have a lighting function through the lighting device 50, and can also perform deodorization and sterilization through the purification component 30, so that the range hood 100 has a better integration effect, stronger functionality, and improves the user experience.

Specifically, the housing 10 can be configured as a cylinder or a prism structure, etc. A hollow structure is formed inside the housing 10 to serve as the air chamber 11. The two ends of the air chamber 11 are provided through, one end is the air inlet 113, and the other end is the air inlet 113. It is the air outlet 114. The casing 10 can be made of metal, plastic or other materials to protect the internal components such as the fan 20 . This application places no restrictions on the shape and material of the housing 10.

The lighting device 50 can be installed on the housing 10 , specifically on the side of the housing 10 or the bottom of the housing 10 . This application does not limit the specific installation location of the lighting device 50 . In this way, under poor light conditions, the range hood 100 can still be illuminated through the lighting device 50 , thereby improving the functionality of the range hood 100 .

The fan 20 may be a vortex fan 20 or an axial flow fan 20 or the like. The fan 20 can be installed inside the air cavity 11 and close to the air inlet 113 . The fan 20 can inhale external air or oil smoke through the air inlet 113 and discharge it through the air outlet 114 . This application does not limit the type of fan 20 .

The purification assembly 30 can be installed inside the air cavity 11 and located downstream of the air cavity 11 , and the airflow sucked by the fan 20 can flow through the purification assembly 30 . The purification component 30 can deodorize and sterilize the airflow flowing through, thereby allowing the airflow purified by the range hood 100 to flow out more cleanly.

The range hood 100 in this application can be used in the kitchen to purify the oil fumes in the kitchen, and can also be used in non-kitchen areas such as living rooms or bedrooms to purify the air in the area.

When the range hood 100 is used in a kitchen to purify oil fumes, the range hood 100 can install the grease separation filter element 41 at the air inlet 113 . The grease separation filter element 41 can separate the oil stains in the oil fume, so that the smoke separated from the oil stains enters the air chamber 11 for purification, preventing a large amount of oil stains from adhering to the components inside the air chamber 11 after long-term use, affecting the purification effect and making the installation The purification component 30 located downstream of the air cavity 11 has a better purification effect on oil fume.

When the range hood 100 is used to purify air, the range hood 100 can install the air filter element 42 at the air inlet 113 . The air filter element 42 can filter out dust, PM2.5 and other particulate matter in the air. The filtered airflow is deodorized and sterilized under the action of the purification component 30, making the airflow flowing out of the air outlet 114 cleaner and having a positive effect on the air. Better purification effect, improving the air quality in the space.

Of course, the grease separation filter element 41 and the air filter element 42 can be installed separately at the air inlet 113 according to the actual use environment, or they can be installed at the air inlet 113 at the same time. This application does not limit this.

Referring to FIG. 2 , in some embodiments, the grease separation filter element 41 and the air filter element 42 are magnetically connected to the housing 10 . In this way, the range hood 100 can be more convenient when replacing the grease separation filter element 41 and the air filter element 42.

Specifically, the grease separation filter element 41 and the air filter element 42 can be provided with magnetic elements, and are magnetically connected to the housing 10 through the magnetic elements, so that they can be directly removed by overcoming the magnetic attraction during disassembly, and can be directly removed through the magnetic elements during installation. Adsorption, disassembly and assembly are more convenient.

Of course, in some other embodiments, the grease separation filter element 41 and the air filter element 42 can also be installed through buckles or screws. This application does not specify the installation method of the grease separation filter element 41 and the air filter element 42 with the housing 10 . Make restrictions.

Please refer to Figures 3 and 4. In some embodiments, the air chamber 11 includes a first chamber 111 and a second chamber 112 connected with the first chamber 111. The first chamber 111 is close to the air inlet 113, and the second chamber 112 is connected to the first chamber 111. 112 is close to the air outlet 114, the fan 20 is arranged in the first cavity 111, and the purification assembly 30 is arranged in the second cavity 112.

In this way, the fan 20 introduces the air flow sucked into the first chamber 111 into the second chamber 112, and the purification assembly 30 can better deodorize and sterilize the air in the second chamber 112, and the deodorization and sterilization effect is better.

Specifically, a partition can be provided between the first cavity 111 and the second cavity 112 , and a through hole is provided on the partition, and the through hole corresponds to the air outlet end of the fan 20 . The fan 20 inhales external air into the first chamber 111, and then introduces the air flow into the second chamber 112 through the through hole. The purification component 30 in the second chamber 112 can fully deodorize and sterilize the introduced air, so that The gas discharged from the range hood 100 is cleaner and safer, which prevents the airflow from passing directly through the air chamber 11, resulting in poor air purification effect and affecting the user's use effect.

Please refer to Figures 5 and 6. In some embodiments, the purification assembly 30 includes a cover body 31, an ozone generator 32 and a germicidal lamp 33. An air duct 34, an ozone generator 32 and a germicidal lamp 33 are formed in the cover body 31. All are installed in the air duct 34.

In this way, the ozone generator 32 can generate ozone to deodorize the air, the germicidal lamp 33 can sterilize the air flowing through it, and the air duct 34 formed by the cover 31 allows the air to be more fully purified in the air duct 34 .

Specifically, the cover body 31 can be placed horizontally in the second cavity 112 , and the interior of the cover body 31 has a hollow structure that can serve as the air duct 34 . The ozone generator 32 and the germicidal lamp 33 can be installed in the air duct 34 to deodorize and sterilize the air flowing through the air duct 34 . Among them, the ozone generator 32 can ionize the air through electrodes to form ozone to achieve the deodorizing effect. The germicidal lamp 33 may be an ultraviolet lamp, and the germicidal lamp 33 can emit ultraviolet light to sterilize the air flowing through it.

Of course, this application does not limit the specific working methods of the ozone generator 32 and the germicidal lamp 33. In some other embodiments, the purification component 30 can also perform deodorization and sterilization through other components.

Please refer to FIGS. 5 and 6 . In some embodiments, the cover body 31 includes an upper cover 311 and a lower cover 316 spaced apart from the upper cover 311 . The upper cover 311 and the lower cover 316 enclose an air duct 34 . In this way, the upper cover 311 and the lower cover 316 are detachable to facilitate the installation and replacement of internal components, and the air duct 34 can guide the air flow, so that the air flow can be better purified in the air duct 34 .

Specifically, the upper cover 311 may include a top wall 312 and two outer side walls 313 that are vertically opposite to the top wall 312 , and the lower cover 316 may include a bottom wall 317 and two inner side walls 318 that are vertically opposite to the bottom wall 317 . When the upper cover 311 and the lower cover 316 are fastened, the inner wall 318 is located between the two outer walls 313 and is spaced apart from the outer wall 313. The interval between the inner wall 318 and the outer wall 313 can be used for air flow. The ozone generator 32 and the germicidal lamp 33 may be installed between the two inner walls 318 .

Please refer to Figures 5 and 6. In some embodiments, the upper cover 311 is provided with an air outlet hole 314. The air outlet hole 314 is opposite to the air outlet end of the fan 20, and a deflector 315 is provided at the air outlet hole 314. The guide plate 315 extends obliquely along the edge of the air outlet hole 314 toward the inside of the air duct 34 . The guide plate 315 is used to guide the airflow into the air duct 34 .

In this way, the air flow introduced by the fan 20 can flow to the air duct 34 under the guidance of the guide plate 315, so that the purification assembly 30 can better deodorize and sterilize the air.

Specifically, the air outlet 314 may be square or circular, and the air outlet 314 may be opened on the top wall 312 of the upper cover 311 . The deflector 315 extends obliquely along the edge of the air outlet 314 toward the air outlet end of the fan 20 to guide the air flow introduced by the fan 20 into the wind belt so that the air flow is purified in the air duct 34 and then discharged from the air outlet 114 for purification. Better results.

Please refer to FIGS. 5 and 6 . In some embodiments, the lower cover 316 is provided with a light outlet 319 , and the light emitted by the germicidal lamp 33 can be emitted into the air duct 34 through the light outlet 319 .

In this way, the germicidal lamp 33 can illuminate the air flow through the light outlet 319, and has a better sterilizing effect on the air flowing through it.

Specifically, the light exit holes 319 can be formed on the two inner side walls 318 of the lower cover 316 and correspond to the germicidal lamp 33. The ultraviolet rays emitted by the germicidal lamp 33 can be emitted into the air duct 34 through the light exit holes 319. The upper cover 311 covers the germicidal lamp 33. To avoid light leakage.

It should be noted that the air outlet 314 and the light outlet 319 are offset along the length direction of the air duct 34, which can prevent the ultraviolet light of the germicidal lamp 33 from being emitted from the air outlet 314, thereby improving the sterilization effect of ultraviolet sterilization.

Referring to FIGS. 1 to 4 , in some embodiments, the lighting device 50 includes a lampshade 51 and a light-emitting component 52 disposed in the lampshade 51 . The lampshade 51 is annularly disposed around the air inlet 113 .

In this way, the lampshade 51 can protect the light-emitting component 52 inside, and the light emitted by the light-emitting component 52 can be emitted through the lampshade 51 .

Specifically, the lampshade 51 can be made of light-transmitting glass or plastic material, and has a certain hardness to better protect the light-emitting component 52 . The light-emitting component 52 may be an annular light strip, a lamp tube, a lamp bead, etc. This application does not limit the types and materials of the lampshade 51 and the light-emitting component 52 .

The lampshade 51 can be installed and fixed on the housing 10, and the ring-shaped structure can ensure that the light-emitting member 52 has a larger lighting range, so that the lighting device 50 has a better lighting effect without affecting the air flow of the middle air inlet 113.

Referring to FIGS. 3 and 4 , in some embodiments, the range hood 100 includes a touch control system 60 , and the touch control system 60 is disposed at the air inlet 113 . In this way, the range hood 100 can control the operating mode through the touch system 60 .

Specifically, the touch system 60 can be disposed in the middle of the annular lighting system and spaced apart from the annular lighting system, so that the air inlet 113 is also arranged in an annular shape, and the airflow can flow in from the gap between the two. Correspondingly, the grease separation filter element 41 and the air purification filter element can be arranged in an annular structure so as to be installed between the touch system 60 and the lighting device 50 to filter the incoming airflow.

Of course, in some other implementations, the touch system 60 can also be disposed on the side wall of the housing 10 , and this application does not specifically limit this.

Please refer to Figures 1 to 4. In some embodiments, the range hood 100 further includes a fixing base 70. The fixing base 70 is disposed on the side of the air outlet 114 of the housing 10 and is spaced apart from the housing 10 to avoid obstruction. Out of the wind. The range hood 100 can be installed in the kitchen or other areas through the fixing base 70 .

In the description of this specification, reference to the terms "one embodiment," "certain embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples" means that the description in conjunction with the terms The specific features, structures, materials or characteristics described in the above embodiments or examples are included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present application have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, substitutions and modifications can be made to these embodiments without departing from the principles and purposes of the present application. The scope of the application is defined by the claims and their equivalents.

Claims

A range hood, which is characterized by including:

A casing, an air cavity is formed in the casing, and the air cavity is provided with an air inlet and an air outlet connected with the air inlet;

A fan, the fan is arranged in the air cavity;

A lighting device, the lighting device is installed on the housing;

A purification component, the purification component is arranged in the air cavity and located downstream of the air cavity;

A grease separation filter element and an air filter element are selectively installed at the air inlet.
The range hood according to claim 1, wherein the grease separation filter element and the air filter element are magnetically connected to the housing.
The range hood according to claim 1, wherein the air chamber includes a first chamber and a second chamber connected with the first chamber, and the first chamber is close to the side of the air inlet, so The second cavity is close to the air outlet side, the fan is disposed in the first cavity, and the purification component is disposed in the second cavity.
The range hood according to claim 1, wherein the purification component includes a cover body, an ozone generator and a sterilizing lamp, an air duct is formed in the cover body, and the ozone generator and the sterilizing lamp are both Installed in the air duct.
The range hood according to claim 4, wherein the cover body includes an upper cover and a lower cover spaced apart from the upper cover, and the upper cover and the lower cover enclose the air duct.
The range hood according to claim 5, wherein the upper cover is provided with an air outlet, the air outlet is opposite to the air outlet end of the fan, and a flow guide is provided at the air outlet. The guide plate extends obliquely along the edge of the air outlet hole toward the inside of the air duct, and the guide plate is used to guide the air flow into the air duct.
The range hood according to claim 6, wherein the lower cover is provided with a light outlet, and the light emitted by the germicidal lamp can be emitted into the air duct through the light outlet.
The range hood according to claim 4, wherein the germicidal lamp is an ultraviolet lamp.
The range hood according to claim 1, characterized in that the lighting device includes a lampshade and a light-emitting component arranged in the lampshade, and the lampshade is annularly arranged around the air inlet.
The range hood according to claim 1, characterized in that the range hood includes a touch control system, and the touch control system is arranged at the air inlet.