CN209944459U - Smoke exhaust ventilator - Google Patents

Abstract

The utility model discloses a range hood, it includes casing and control unit. The casing is formed with the wind channel, and the wind channel has air intake and air outlet, and the casing is formed with first buckle structure. The control part is arranged at the air inlet and used for controlling the working state of the range hood, and the control part is provided with a second buckle structure which is connected with the first buckle structure in a clamping manner so that the control part can be detachably connected with the shell. The utility model discloses among the smoke ventilator of embodiment, control unit is connected with the casing through first buckle structure and second buckle structure to can be convenient for dismantle from the casing, be favorable to control unit to maintain and clean.

Description

Smoke exhaust ventilator

Technical Field

The utility model relates to a smoke ventilator technical field especially relates to a smoke ventilator.

Background

With the improvement of living standard of people, the range hood becomes a necessary household appliance in families. It can be understood that the range hood can extract the oil smoke in the kitchen to reduce the amount of the oil smoke inhaled by the user, and the body health of the user is improved. Generally, control parts such as a switch of the range hood and the like cannot be detached from a shell of the range hood, so that the control parts are inconvenient to clean and maintain.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a range hood.

The utility model provides a smoke ventilator, it includes:

the air duct is provided with an air inlet and an air outlet, and the shell is provided with a first buckle structure; and

the control part is arranged at the air inlet and used for controlling the working state of the range hood, and a second buckle structure is formed on the control part and is clamped with the first buckle structure to enable the control part to be detachably connected with the shell.

The utility model discloses in embodiment's smoke ventilator, control unit passes through buckle structure and is connected with the casing to can be convenient for dismantle from the casing, be favorable to control unit to maintain and clean.

In some embodiments, the housing includes an inner housing, an outer housing sleeved outside the inner housing, and a mounting member connected to the inner housing, the mounting member is formed with the air inlet, and the mounting member is formed with the first fastening structure.

In some embodiments, the mounting member includes a central portion, an edge portion surrounding the central portion, and a connecting portion connecting the central portion and the edge portion, the connecting portion being formed with the air inlet, the edge portion being connected with the inner casing, and the central portion being formed with the first snap structure.

In some embodiments, the central portion is formed with a through hole, the first fastening structure includes a fastening block extending from an edge of the through hole to a center of the through hole, the control component includes a connector and a control board connected to the connector, the connector includes an installation portion and a through portion extending upward from the installation portion, the second fastening structure includes a slot formed in the through portion, the through portion is disposed through the through hole, and the fastening block is fastened to the slot.

In some embodiments, the slot extends along a circumferential direction of the insertion portion, and the insertion portion is formed with a channel communicated with the slot, and the channel is used for the fastening block to pass through so as to be fastened in the slot.

In some embodiments, the control component includes a limiting protrusion protruding upward from the mounting portion, the limiting protrusion and the insertion portion are disposed at an interval, a limiting hole is formed in the central portion, and when the fastening block is fastened to the slot, the limiting protrusion is received in the limiting hole to limit the circumferential degree of freedom of the control component.

In some embodiments, an end of the limiting protrusion away from the mounting portion is arc-shaped.

In some embodiments, the control panel and the connector define an installation space, and the control unit includes a control element disposed in the installation space, the control element being connected to the control panel and configured to generate a signal for controlling the operation of the range hood.

In some embodiments, the connecting member is formed with a through hole penetrating the mounting portion and the insertion portion, and the hood includes a control device provided in the inner case, and the control element is connected to the control device through a wire penetrating the through hole.

In some embodiments, the range hood includes a fan assembly disposed in the air duct for establishing an air flow from the air inlet to the air outlet.

Additional aspects and advantages of the invention 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 invention.

Drawings

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

fig. 1 is a schematic view of a range hood according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of a range hood according to an embodiment of the present invention;

fig. 3 is a disassembled schematic view of the range hood according to the embodiment of the present invention;

FIG. 4 is an exploded schematic view of the mounting member and control components of an embodiment of the present invention;

FIG. 5 is an assembly schematic of the mounting member and control component of an embodiment of the present invention;

FIG. 6 is an enlarged schematic view of portion I of FIG. 4;

FIG. 7 is an enlarged schematic view of section II of FIG. 4;

FIG. 8 is an enlarged schematic view of section III of FIG. 5;

fig. 9 is an exploded schematic view of a connecting element of an embodiment of the present invention;

fig. 10 is another schematic perspective view of a range hood according to an embodiment of the present invention;

fig. 11 is a further perspective view of a range hood according to an embodiment of the present invention;

figure 12 is a perspective schematic view of a support member according to an embodiment of the present invention;

FIG. 13 is a perspective view of a support member and light source assembly according to an embodiment of the present invention;

FIG. 14 is a schematic plan view of a support and light source assembly of an embodiment of the invention;

fig. 15 is a schematic perspective view of a light source according to an embodiment of the present invention;

fig. 16 is a perspective view of a light guide element according to an embodiment of the present invention;

FIG. 17 is a schematic view of an embodiment of the light guide element and air inlet element assembly;

FIG. 18 is an enlarged schematic view of section IV of FIG. 16;

fig. 19 is a schematic perspective view of an air inlet element according to an embodiment of the present invention;

FIG. 20 is an enlarged schematic view of portion V of FIG. 19;

fig. 21 is a perspective view of the air inlet element and the light guide element according to the embodiment of the present invention;

fig. 22 is a further perspective view of an air inlet element according to an embodiment of the present invention;

figure 23 is a schematic cross-sectional view of an air inlet element of an embodiment of the present invention;

FIG. 24 is an enlarged schematic view of a VI portion of the intake member of FIG. 23;

figure 25 is a schematic plan view of an air inlet element according to an embodiment of the invention;

fig. 26 is an enlarged schematic view of a portion VII of the air inlet cell of fig. 25;

figure 27 is a further schematic plan view of an air inlet element according to an embodiment of the present invention;

fig. 28 is an enlarged schematic view of a portion of the intake element VIII in fig. 27.

Description of the main element symbols:

the range hood 100, the housing 10, the control part 11, the air duct 12, the air inlet 13, the air outlet 14, the first fastening structure 15, the second fastening structure 16, the inner housing 17, the outer housing 18, the mounting part 19, the fan assembly 20, the surrounding wall 21, the top wall 22, the air outlet 23, the upper housing part 24, the lower housing part 25, the connecting element 26, the first member 27, the second member 28, the first connecting piece 29, the second connecting piece 30, the first folding edge 31, the second folding edge 32, the first connecting end 33, the second connecting end 34, the first screw hole 35, the second screw hole 36, the first fastening hole 37, the second fastening hole 38, the first hole 39, the second hole 40, the central part 41, the edge part 42, the connecting part 43, the gap 44, the light source 45, the light guide element 46, the support 47, the base ring 48, the flange 49, the mounting ring 50, the mounting band 51, the light emitting lamp 52, the light guide plate 53, the light guide, The air conditioner comprises a first clamping structure 57, a second clamping structure 58, a bottom wall 59, a side wall 60, a convex block 61, a clamping groove 62, a clamping block 63, an opening 64, a first air inlet hole 65, a second air inlet hole 66, an air inlet space 67, a filter screen 68, a third folding edge 69, a third connecting end 70, a third screw hole 71, a third fastening hole 72, a through inserting hole 73, a buckling block 74, a connecting piece 75, a control panel 76, an installation part 77, a through inserting part 78, a clamping groove 79, a channel 80, an arc surface section 81, a limiting bulge 82, a limiting hole 83, an installation space 84, a control element 85, a cooking bench 86, a through hole 87 and a through hole 88.

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 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 accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" 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, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

Referring to fig. 1 to 4, the present invention provides a range hood 100, which includes a housing 10 and a control unit 11. The housing 10 is formed with an air duct 12, the air duct 12 has an air inlet 13 and an air outlet 14, and the housing 10 is formed with a first fastening structure 15. The control component 11 is disposed at the air inlet 13 and used for controlling the working state of the range hood 100, and the control component 11 is formed with a second snap structure 16, and the second snap structure 16 is snap-connected with the first snap structure 15 so that the control component 11 can be detachably connected with the housing 10.

The utility model discloses in smoke ventilator 100 of embodiment, control unit 11 is connected with casing 10 through first buckle structure 15 and second buckle structure 16 to can be convenient for dismantle from casing 10, be favorable to control unit 11 to maintain and clean.

Specifically, the range hood 100 may be disposed above the cooking top 86, so that when a user uses the cooking top 86 to cook, the range hood 100 may absorb objects such as oil smoke, and prevent the objects such as oil smoke from spreading around the cooking top 86, thereby improving user experience.

The housing 10 may be made of stainless steel. Stainless steel has high hardness and long service life, and is not easy to rust, and the shell 10 made of stainless steel is not easy to rust due to oil stains or water vapor, so that the service life of the shell 10 can be prolonged. Of course, the housing 10 may be made of different materials according to different situations, rather than stainless steel. For example, the housing 10 may be made of a metal material such as iron or fine steel. For another example, the housing 10 may be made of a non-metallic material such as plastic. The specific material of the housing 10 is not limited herein.

Referring further to fig. 1 to 4, in some embodiments, the housing 10 includes an inner housing 17, an outer housing 18 disposed outside the inner housing 17, and a mounting member 19 connected to the inner housing 17, wherein the mounting member 19 forms the air inlet 13, and the mounting member 19 forms the first engaging structure 15.

The outer shell 18 is sleeved outside the inner shell 17, and the device inside the range hood 100 can be protected from interference of objects such as oil smoke through the outer shell 18, so that the service life of the device inside the range hood 100 is prolonged, and the service life of the range hood 100 is prolonged. The provision of the mounting member 19 facilitates the mounting of the control member 11. Thereby preventing the control part 11 from being loosened during the operation of the hood 100. The operation stability of the hood 100 is improved.

The housing 10 of the embodiment of the present invention is formed with an air duct 12, and the air duct 12 has an air inlet 13 and an air outlet 14.

It will be appreciated that the range hood 100 includes a fan assembly 20 disposed in the air duct 12, the fan assembly 20 being configured to establish an air flow from the air inlet 13 to the air outlet 14 such that the range hood 100 can draw, during operation, soot and the like from the air inlet 13.

Specifically, the outer casing 18 includes a surrounding wall 21 surrounding the inner casing 17 and a top wall 22 connected to the surrounding wall 21, the air outlet 14 is provided in the top wall 22, and the top wall 22 is formed with a plurality of air discharge holes 23.

By the arrangement of the top wall 22 and the exhaust hole 23, objects such as oil smoke entering from the air inlet 13 can be exhausted from the air outlet 14, so that the range hood 100 can suck the oil smoke from the air inlet 13 and exhaust the oil smoke from the air outlet 14.

Specifically, the exhaust holes 23 may be circular. Of course, the vent 23 may not be circular. Different shapes can be provided according to different situations. For example, the vent 23 may be triangular, square, etc. The specific shape of the vent hole 23 is not limited herein.

Further, the inner case 17 includes an upper case portion 24 and a lower case portion 25, and the upper case portion 24 and the lower case portion 25 are detachably coupled.

This facilitates placement of the fan assembly 20, etc. within the inner housing 17 by virtue of the releasable connection between the upper and lower housing portions 24, 25.

Specifically, referring to fig. 3, the inner shell 17 includes a connecting element 26 connecting the upper shell portion 24 and the lower shell portion 25, and both the upper shell portion 24 and the lower shell portion 25 are detachably connected to the connecting element 26. The connecting element 26 is arranged to connect the upper and lower housing portions 24 and 25 to prevent the upper and lower housing portions 24 and 25 from loosening to damage or disable the range hood 100 during operation of the range hood 100.

Still further, referring to fig. 9, the connecting element 26 includes a first member 27 and a second member 28, the first member 27 includes a first connecting piece 29 and a first flange 31 connecting an edge of the first connecting piece 29, the second member 28 includes a second connecting piece 30 and a second flange 32 connecting an edge of the second connecting piece 30, the first connecting piece 29 is detachably connected to the second connecting piece 30, one end of the upper shell portion 24 abuts against the first connecting piece 29 and is detachably connected to the first flange 31, and one end of the lower shell portion 25 abuts against the second connecting piece 30 and is detachably connected to the second flange 32.

The first flap 31 serves as a fixing function when the upper case portion 24 abuts against the first connecting piece 29, and at this time, the first flap 31 can abut against the periphery of the upper case portion 24, thereby preventing the upper case portion 24 from being shifted left and right. Similarly, the second flange 32 serves as a fixing function when the lower shell portion 25 abuts against the second connecting piece 30, and the second flange 32 can abut against the periphery of the lower shell portion 25, so as to prevent the lower shell portion 25 from shifting left and right. In this way, the detachable connection between the upper shell part 24 and the lower shell part 25 and the connecting element 26 can be realized through the arrangement of the first connecting piece 29 and the second connecting piece 30.

Further, in the present embodiment, the first connecting piece 29 and the second connecting piece 30 are both circular and the diameters of the first connecting piece 29 and the second connecting piece 30 are the same.

Further, the upper and lower shells 24 and 25 are cylindrical and the upper and lower shells 24 and 25 have the same shape, and the diameters of the upper and lower shells 24 and 25 are the same as the diameters of the first and second connection pieces 29 and 30, so that the upper shell 24 can be disposed along the edge of the first connection piece 29 and attached to the first folding edge 31, and the first folding edge 31 can fix the upper shell 24 to prevent the upper shell 24 from moving left and right. The lower shell portion 25 can be disposed along an edge of the second connecting sheet 30 and attached to the second flange 32, and the second flange 32 can fix the lower shell portion 25 to prevent the lower shell portion 25 from moving left and right.

In some embodiments, the number of the first folding edges 31 is multiple and is arc-shaped, the arc lengths of the multiple first folding edges 31 are the same, the multiple first folding edges 31 are annularly arranged on the edge of the first connecting sheet 29, the arc lengths at intervals between two adjacent first folding edges 31 are the same, a first connecting end 33 is arranged in a gap between two adjacent first folding edges 31, the first connecting end 33 extends from the first connecting sheet 29 to a direction away from the circular shape, and a first screw hole 35 is arranged on the first connecting end 33.

The quantity of second hem 32 is a plurality of and is the arc form, and the arc length of a plurality of second hems 32 is the same, and a plurality of second hem 32 annular sets up in the edge of second connection piece 30, and spaced arc length is equal the same between two adjacent second hems 32, is provided with second link 34 in the space 44 of two adjacent second hems 32, and second link 34 extends towards deviating from circular shape direction from second connection piece 30, is provided with second screw 36 on the second link 34. The first and second connection ends 33 and 34 and the first and second screw holes 35 and 36 are aligned.

The first connecting piece 29 and the second connecting piece 30 can be detachably connected through the first screw hole 35 and the second screw hole 36, so that the user can conveniently assemble or disassemble the connecting element 26.

In the present embodiment, the number of the first flanges 31 is 4, and the number of the second flanges 32 is 4.

In some embodiments, the upper shell portion 24 is threadably connected to the first fold 31. The lower shell portion 25 is threadedly coupled to the second flange 32.

The upper and lower shell portions 24 and 25 are each threadably coupled to the first and second flanges 31 and 32, respectively. This facilitates the mounting and dismounting of the first member 27 and the upper case portion 24 and the mounting and dismounting of the second member 28 and the lower case portion 25.

Further, the first flange 31 is provided with a first fastening hole 37. When the upper shell portion 24 abuts against the first connecting piece 29 and abuts against the first folding edge 31, the upper shell portion 24 can not move up and down on the first member 27 by passing a first fastening member through the first fastening hole 37 and abutting against the upper shell portion 24. For example, the first fastening hole 37 may be a threaded hole and the first fastening member may be a nut that passes through the threaded hole and abuts against the upper case portion 24, where the upper case portion 24 cannot move up and down on the first member 27. The connection stability between the upper case portion 24 and the first member 27 can be improved by the first fastening holes 37 and the first fastening members, preventing the upper case portion 24 from being loosened on the first member 27. The screw connection facilitates the assembly and disassembly of the upper casing 24 and the first member 27, so that the assembly and disassembly of the upper casing 24 and the first member 27 are simplified.

Further, a second fastening hole 38 is provided on the second flange 32. When the lower shell portion 25 abuts against the second connecting piece 30 and the second flange 32, the lower shell portion 25 can not move up and down on the second member 28 by passing a second fastener through the second fastening hole 38 and abutting against the lower shell portion 25. For example, the second fastening holes 38 may be threaded holes and the second fastening members may be nuts that pass through the threaded holes and abut against the lower shell portion 25, where the lower shell portion 25 cannot move up and down on the second member 28. The connection stability between the lower case portion 25 and the second member 28 can be improved by the second fastening holes 38 and the second fastening members, and the loosening of the lower case portion 25 on the second member 28 can be prevented. The lower case portion 25 and the second member 28 are also easily assembled and disassembled by means of the screw connection, so that the assembly and disassembly of the lower case portion 25 and the second member 28 are simplified.

In some embodiments, the first connecting piece 29 is formed with a first hole 39, the second connecting piece 30 is formed with a second hole 40 communicating with the first hole 39, and the center of the first hole 39 and the center of the second hole 40 are aligned.

The fan assembly 20 passes through the first aperture 39 and the second aperture 40 such that the fan assembly 20 can be placed inside the inner housing 17. The first hole 39 and the second hole 40 can also fix the fan assembly 20, and prevent the situation that the fan assembly 20 is loosened to cause the exhaust hood 100 to be out of use in the working process of the exhaust hood 100.

In the present embodiment, the first hole 39 and the second hole 40 are both circular. It will be appreciated that the shape of the first and second apertures 39, 40 may not be circular. The shapes of the first and second holes 39 and 40 may be set according to different situations. For example, the first and second holes 39 and 40 may also be square, triangular, etc. in shape. The specific shape of the first and second holes 39 and 40 is not limited herein.

In the present embodiment, the first hole 39 and the second hole 40 may have the same size. Of course, in other embodiments, the first and second apertures 39, 40 may not be the same size. It is not limited to whether the first and second holes 39 and 40 have the same shape.

Referring to fig. 4 to 8, in some embodiments, the mounting member 19 includes a central portion 41, an edge portion 42 surrounding the central portion 41, and a connecting portion 43 connecting the central portion 41 and the edge portion 42, wherein the connecting portion 43 forms the air inlet 13, the edge portion 42 is connected to the inner shell 17, and the central portion 41 forms the first engaging structure 15.

The air inlet 13 is formed between the connection portions 43 so that objects such as soot can enter the interior of the hood 100 through the air inlet 13 and exit from the air outlet 14. The mounting member 19 is provided to facilitate connection of the inner housing 17 to a control unit 11 or the like.

Referring to fig. 10 and 11, in some embodiments, a gap 44 is formed between the outer shell 18 and the inner shell 17, a light source 45 is disposed in the gap 44, the light source 45 surrounds the inner shell 17, and a light guide element 46 is disposed on a light emitting side of the light source 45. Through light source 45 and light guide element 46's setting, light guide element 46 can derive smoke ventilator 100 with the light that light source 45 produced, so with illuminating around smoke ventilator 100, conveniently be used for using smoke ventilator 100 under the dark condition, promote user experience.

Further, referring to fig. 12 to 15, the housing 10 further includes a supporting member 47 connected to the mounting member 19, the light source 45 is mounted on the supporting member 47, and the supporting member 47 can be used for receiving the mounting member 19 and the light source 45.

Further, the support 47 includes a base ring 48, a flange 49 extending inwardly from the base ring 48, and a mounting ring 50 extending outwardly from the base ring 48, the flange 49 being removably connected to the mounting member 19, and the light source 45 being mounted to the mounting ring 50.

The base ring 48 is configured to allow the support member 47 to be removably coupled to the mounting member 19 to facilitate removal of the support member 47 from the mounting member 19 or installation of the support member 47 to the mounting member 19.

Specifically, the light source 45 includes a mounting band 51 and a light emitting lamp 52 disposed on the mounting band 51, and the mounting band 51 is attached to the mounting ring 50.

The installation belt 51 is convenient for replacing or maintaining the light source 45, and the light-emitting lamps 52 on the installation belt 51 can be maintained only by taking down the support piece 47, so that the installation belt is convenient and quick.

Further, the light emitting lamps 52 may be light emitting diodes. The LED has high light conversion rate and long service life. The light emitting lamps 52 are light emitting diodes, so that the brightness and the service life of the light emitting lamps 52 can be improved. Therefore, the light-emitting lamps 52 do not need to be replaced frequently, the frequency of maintaining the light-emitting lamps 52 is reduced, and the service life of the range hood 100 is prolonged. It is understood that the light emitting lamps 52 may be not only light emitting diodes, but also different light emitting materials according to different situations. For example, the light emitting lamps 52 may also employ organic light emitting diodes. The specific type of the light emitting lamp 52 is not limited herein.

Specifically, the light guide element 46 is mounted to the rim portion 42.

Further, referring to fig. 16 and 17, the light guide element 46 includes a light guide plate 53 and a plurality of light guide sheets 54 extending from the light guide plate 53 to a direction away from the light source 45, and the plurality of light guide sheets 54 are disposed around the center of the light guide plate 53 at intervals.

Set up through a plurality of leaded light sheets 54 and can derive smoke ventilator 100 with the light that light source 45 produced, so illuminate smoke ventilator 100 around, conveniently be used for using smoke ventilator 100 under the dark condition, promote user experience.

In some embodiments, the light guide element 46 is formed with a mounting hole 55, the range hood 100 includes an air inlet element 56, the air inlet element 56 is connected to the light guide element 46 by a snap-fit manner, and the mounting hole 55 is covered by the air inlet element 56.

The installation hole 55 is convenient for the air inlet element 56 to be placed, and the installation hole 55 is arranged to enable the air duct 12 to be communicated with the air inlet 13, so that objects such as oil smoke can enter the air duct 12 along the installation hole 55, and the range hood 100 has an oil smoke exhausting function.

Further, referring to fig. 19 to 22, the light guide element 46 is formed with a first engaging structure 57. The intake member 56 is formed with a second snap-fit structure 58. The first engaging structure 57 is engaged with the second engaging structure 58 to mount the air inlet element 56 on the light guide element 46.

The first and second engaging structures 57 and 58 facilitate mounting the air inlet element 56 on the light guide element 46, and facilitate assembly and disassembly of the air inlet element 56 and the light guide element 46. And the user experience is improved.

In some embodiments, the first engaging structure 57 is formed at an edge of the mounting hole 55, the air inlet member 56 includes a bottom wall 59 and a side wall 60 connecting the bottom wall 59, and the second engaging structure 58 is formed at an edge of the side wall 60 away from the bottom wall 59.

This arrangement facilitates assembly or disassembly of the air inlet element 56 and the light guide element 46.

Specifically, the light guide element 46 further includes a bump 61 disposed on the light guide element 46. The bump 61 is formed with a first engaging structure 57, and the first engaging structure 57 is formed with an engaging groove 62. The second engaging structure 58 includes a latch 63 engaged with the engaging groove 62, and the latch 63 is engaged in the engaging groove 62.

The arrangement of the clamping groove 62 and the clamping block 63 can facilitate the assembly between the air inlet element 56 and the light guide element 46, so that a user can assemble the air inlet element 56 and the light guide element 46 together or disassemble the air inlet element 56 from the light guide element 46 conveniently, and the user experience is improved.

Specifically, the depth direction of the engagement groove 62 extends along a tangent of the mounting hole 55 and is formed with an opening 64 that faces a tangent of the mounting hole 55. So set up, fixture block 63 can be in order to make air inlet element 56 and light guide element 46 joint again or fixture block 63 can leave the block groove 62 from opening 64 so that air inlet element 56 can follow light guide element 46 and lift off, and the mode simple structure of this kind of joint, easy realization, so can be convenient for the user to install air inlet element 56 on light guide element 46 again or convenience of customers pulls down air inlet element 56 from light guide element 46, promote user experience.

Further, the number of the second clamping structures 58 can be multiple, the number of the first clamping structures 57 can be multiple, and the connection between the air inlet element 56 and the light guide element 46 can be more stable through the arrangement of the multiple first clamping structures 57 and the second clamping structures 58, so that the situation that the air inlet element 56 and the light guide element 46 are loosened in the use process of the range hood 100 is prevented, and the stability between the air inlet element 56 and the light guide element 46 is improved.

Specifically, the second engaging structures 58 are arranged at equal intervals at the edge positions of the side walls 60 far away from the bottom wall 59, and the first engaging structures 57 are arranged opposite to the second engaging structures 58. The stability between the air inlet element 56 and the light guide element 46 can be improved by the equidistant spacing arrangement. The air inlet element 56 and the light guide element 46 are prevented from loosening to prevent the range hood 100 from being used. It will be appreciated that the second engaging structures 58 may be spaced at equal intervals at the edge of the side wall 60 away from the bottom wall 59. The position of the second engaging structure 58 may be set according to different situations. The specific position of the second engaging structure 58 is not limited herein.

In the present embodiment, the number of the first engaging structures 57 is two, the number of the second engaging structures 58 is two, that is, the number of the engaging grooves 62 is two, and the number of the latches 63 is two. Of course, in other embodiments, the number of the first engaging structures 57 may not be only one, but also the number of the second engaging structures 58 may not be only one, and the number of the first engaging structures 57 and the number of the second engaging structures 58 may be set according to different situations. The number of the first engaging structures 57 and the number of the second engaging structures 58 are not limited herein.

It is understood that the number of the first engaging structures 57 and the number of the second engaging structures 58 may be the same or different. Specifically, whether the number of the first engaging structures 57 is the same as the number of the second engaging structures 58 may be set according to different situations. Here, whether the number of the first engaging structures 57 is the same as the number of the second engaging structures 58 is limited.

In some embodiments, the bottom wall 59 is formed with a through hole 87, the through hole 87 being used to position the control member 11 of the range hood 100.

The provision of the through hole 87 facilitates the mounting and dismounting of the control member 11.

Wherein the through hole 87 may be circular and the control part 11 may be circular. This facilitates the installation of the control unit 11. It is understood that the through hole 87 may not be only circular and the control member 11 may not be only circular. The shapes of the through hole 87 and the control member 11 may be set according to different situations. The specific shapes of the through hole 87 and the control member 11 are not limited herein. Of course, the control member 11 and the through hole 87 may be the same or different in shape. The shapes of the control member 11 and the through hole 87 are not limited to the same shape.

Referring to fig. 22, in some embodiments, the sidewall 60 is formed with a plurality of first air inlet holes 65 arranged in an array, and the size of the plurality of first air inlet holes 65 decreases in a direction away from the bottom wall 59 of the sidewall 60.

Through the setting of a plurality of first inlet holes 65, during objects such as oil smoke got into air intake element 56 from the first inlet hole 65 of lateral wall 60, because the oil smoke concentration that is close to diapire 59 is great, the concentration of the oil smoke of keeping away from diapire 59 is less, therefore, the size of the first inlet hole 65 that is close to diapire 59 is great, the size of the first inlet hole 65 that is away from diapire 59 is less, thereby can guarantee the negative pressure who is close to diapire 59 department, make more oil smoke from the first inlet hole 65 that is close to diapire 59 inhaled, the utilization ratio of first inlet hole 65 is great, the oil smoke pumping effect is better.

Further, the air inlet element 56 may be made of stainless steel, which has high hardness, long service life and is not easy to rust, and the air inlet element 56 made of stainless steel is not easy to rust due to oil contamination or water vapor, so as to prolong the service life of the air inlet element 56. Of course, the air inlet member 56 may be made of different materials, not just stainless steel, according to different situations. For example, the air inlet member 56 may be made of a metal material such as iron or fine steel. For another example, the air inlet element 56 may be made of a non-metallic material such as plastic. The specific material of the air inlet member 56 is not limited herein.

Further, the side wall 60 is cylindrical.

The circumference of the circle is smallest when having the same area. In this manner, the intake member 56 can be made of the least material for the same area. This can save the material cost of the air inlet member 56, and is advantageous for mass production of the air inlet member 56. Of course, the side wall 60 may be cylindrical. Different shapes can be adopted according to different situations. For example, the side wall 60 may have a square shape. The specific shape of the side wall 60 is not limited herein.

Referring to fig. 23 and 24, in some embodiments, the bottom wall 59 and the side wall 60 enclose an air inlet space 67, the air inlet space 67 is provided with a filter screen 68, the filter screen 68 is attached to the side wall 60, and the filter screen 68 covers the plurality of first air inlet holes 65.

So set up, the filter screen 68 can be convenient for install by air inlet element 56, and the great oil smoke granule of particle size can be filtered by filter screen 68, prevents to filter the unable decomposition of the great oil smoke granule of particle size and purifies to can improve smoke ventilator 100's purification efficiency.

Specifically, the filter screen 68 may be made of metal. For example, the filter screen 68 may be made of stainless steel. Stainless steel hardness is high and difficult rusty and hardness is high, and filter screen 68 adopts stainless steel to make can prevent to appear filter screen 68 because be stained with the greasy dirt or the steam leads to the rusty condition, promotes filter screen 68's life. It will be appreciated that the filter screen 68 may be formed of more than just stainless steel. Can be made of different materials according to different situations. For example, the filter screen 68 may be made of a metal material such as iron or fine steel. For another example, the filter screen 68 may be made of a non-metal material such as plastic. The specific material of the filter net 68 is not limited herein.

Further, the number of the filter nets 68 is plural. Multiple layers of filter mesh 68 are stacked. The filtering effect of the filtering net 68 can be further improved by the stacked arrangement of the multiple layers of the filtering nets 68, the situation that the filtering net 68 is not enough is prevented from occurring, the filtering effect of the filtering net 68 is better, and the purifying efficiency of the smoke exhaust ventilator 100 is improved.

In the present embodiment, the number of the filter screens 68 is 5. It is understood that the number of the filter net 68 may be not only 5 layers, but the number of the filter net 68 may be set according to different situations. For example, in other embodiments, the number of filter screens 68 may be 1, 2, 7, etc. The specific number of filter screens 68 is not limited herein.

Referring to fig. 25 and 26, in some embodiments, a plurality of first air inlet holes 65 are formed along a central axis of the side wall 60, the plurality of first air inlet holes 65 are arranged at intervals along a circumferential direction of the side wall 60, and each row of first air inlet holes 65 is spiral around the central axis of the side wall 60.

The first air intake holes 65 are provided in a plurality of rows along the central axis of the side wall 60, so that objects such as soot can sufficiently enter the air intake element 56, thereby improving the air intake efficiency of the air intake element 56. Each row of first intake holes 65 is helical about the central axis of the side wall 60. The first air inlet holes 65 can be distributed on the side wall 60 more compactly, so that objects such as oil smoke and the like are not easy to attach to the side wall 60 and enter the air inlet element 56 from the first air inlet holes 65, and the air inlet efficiency of the air inlet element 56 is improved.

Furthermore, each row of the first air inlet holes 65 comprises a first air inlet hole 65 and is along the direction far away from the bottom wall 59, and two adjacent first air inlet holes 65 are offset towards the same direction, and if the row a of the first air inlet holes 65 are provided with a first air inlet hole a, a first air inlet hole b, a first air inlet hole c, a first air inlet hole d, a first air inlet hole e and a first air inlet hole f along the direction far away from the bottom wall 59, then the first air inlet hole b is located on the first air inlet hole a and is located at the left side of the first air inlet hole a, the first air inlet hole c is located on the first air inlet hole b and is located at the left side of the first air inlet hole b, the first air inlet hole d is located on the first air inlet hole c and is located at the left side of the first air inlet hole e and is located at the left side of, and so on, so that each row of the first intake holes 65 spirals about the central axis of the side wall 60. It is understood that adjacent two of the first intake holes 65 may not be biased in the same direction. The orientations of the adjacent two first air intake holes 65 may be set according to different situations. The specific orientation of the adjacent two first air intake holes 65 is not limited herein.

The number of the first air inlet holes 65 in each row is not limited to one, and the number of the first air inlet holes 65 in each row can be set according to different situations. For example, in other embodiments, the number of the first air inlet holes 65 in each row may be one, one or more, or the like, or may be one, one or more, or the like. The number of the first intake holes 65 in each row is not limited herein.

In the present embodiment, the shapes of the first intake holes 65 in two adjacent rows are the same. That is, the number of the first air intake holes 65 in each row of the two adjacent rows of the first air intake holes 65 is the same and the spiral direction is the same. Of course, the shapes of the two adjacent rows of the first air inlet holes 65 can be different. It is not limited whether the shapes of the adjacent two rows of the first air intake holes 65 are the same.

Wherein, the distance between two adjacent first air intake holes 65 is the same. For example, the horizontal distance h1 between the first intake holes a and the first intake holes b is the same as the horizontal distance h2 between the first intake holes b and the first intake holes c, the horizontal distance h2 between the first intake holes b and the first intake holes c is the same as the horizontal distance h3 between the first intake holes c and the first intake holes d … … are the same as the horizontal distance h4 between the first intake holes d and the first intake holes e, and the horizontal distance h5 between the first intake holes e and the first intake holes f. Of course, the distance between two adjacent first air intake holes 65 can also be different. The distance between the adjacent two first air intake holes 65 may be set according to different situations. It is not limited whether the distance between the adjacent two first intake holes 65 is the same.

Referring to fig. 27 and 28, in some embodiments, the first air intake holes 65 are arranged along the circumferential direction of the sidewall 60, and the diameters of the first air intake holes 65 located on the same circumference are the same.

Thus, the manufacture of the plurality of first air intake holes 65 is facilitated, and the air intake member 56 can be made more beautiful.

Of course, the diameters of the first air intake holes 65 located on the same circumference may not be the same, and the diameters of two adjacent first air intake holes 65 located on the same circumference may be set according to different situations. For example, the diameters of two adjacent first intake holes 65 located on the same circumference may be one larger and one smaller. Here, it is not limited whether the diameters of the adjacent two first intake holes 65 located on the same circumference are the same.

In some embodiments, the first intake holes 65 are circular holes.

The circular structure is simple, the first air inlet holes 65 can be conveniently manufactured, and the mass production of the air inlet element 56 can be improved. It is understood that the first air intake holes 65 may not be only circular. The shape of the first intake holes 65 may be set according to various situations. For example, the first air intake holes 65 may also be square, diamond, or triangular. The specific shape of the first intake holes 65 is not limited herein.

In certain embodiments, the bottom wall 59 is formed with a plurality of second air intake apertures 66, the plurality of second air intake apertures 66 decreasing in size in a direction away from the central axis of the side wall 60.

So set up, can make and to set up more second inlet holes 66 on the diapire 59 to make objects such as oil smoke can fully get into air intake component 56, promote air intake component 56's the efficiency of admitting air.

In some embodiments, the plurality of second air intake holes 66 are arranged along the circumference of the bottom wall 59, and the diameters of the second air intake holes 66 located on the same circumference are the same.

Thus, the plurality of second air intake holes 66 can be easily manufactured, and the air intake member 56 can be more aesthetically pleasing.

Of course, the diameters of the second air intake holes 66 located in the same circumference may be different, and the diameters of two adjacent second air intake holes 66 located in the same circumference may be set according to different situations. For example, the diameters of two adjacent second intake holes 66 located on the same circumference may be one larger and one smaller. It is not limited whether the diameters of the adjacent two second intake holes 66 located on the same circumference are the same.

In some embodiments, the second intake holes 66 of two adjacent circumferences are staggered in a direction away from the central axis of the side wall 60.

So set up, can make and to set up more second inlet holes 66 on the diapire 59 to make objects such as oil smoke can fully get into air intake component 56, promote air intake component 56's the efficiency of admitting air.

Further, it is assumed that three rows of the second air intake holes 66 are provided on the bottom wall 59, that is, three circumferential second air intake holes 66 are provided on the bottom wall 59. Assume that the second air intake holes 66 from the remote side wall 60 are the second air intake holes a1, the second air intake holes a2 and the second air intake holes a3, respectively. The horizontal distance g1 from the second air inlet hole a1 to the second air inlet hole a2 and the horizontal distance g2 from the second air inlet hole a2 to the second air inlet hole a3 are different, and g1 is larger than g2, so that the second air inlet holes 66 of two adjacent circumferences are staggered. It is understood that the adjacent two circumferential second intake holes 66 may not be arranged in a staggered manner. The positions of the adjacent two circumferential second intake holes 66 can be set according to different situations. For example, in other embodiments, g1 may be equal to g2 or g1 and g2 may be 0. The positions of the adjacent two circumferential second intake holes 66 are not limited herein.

Further, referring to fig. 4 and 5, the mounting member 19 is a circular piece, and the edge of the side of the mounting member 19 facing the inner shell 17 is provided with a third folded edge 69, and the third folded edge 69 can wrap the periphery of the inner shell 17 when one end of the inner shell 17 abuts against the edge portion 42, so as to prevent the mounting member 19 from loosening when the inner shell 17 is connected.

Specifically, the number of the third folding edges 69 is a plurality of arc shapes, the arc lengths of the third folding edges 69 are the same, the third folding edges 69 are annularly arranged on the edge of the mounting part 19, the arc lengths of the two adjacent third folding edges 69 are the same, a third connecting end 70 is arranged in a gap between the two adjacent third folding edges 69, the third connecting end 70 extends from the mounting part 19 towards the direction away from the central part 41, a third screw hole 71 is arranged on the third connecting end 70, and the mounting part 19 can be connected with the light guide element 46 of the range hood 100 through the third screw hole 71, so that the light guide element 46 and the mounting part 19 are fixedly connected.

Further, a third fastening hole 72 is provided in the third flap 69. When the inner shell 17 abuts the rim 42 and abuts the third flange 69, the fastening between the inner shell 17 and the mounting member 19 can be achieved by a third fastener passing through the third fastening hole 72 and abutting the inner shell 17. For example, the third fastening holes 72 may be threaded holes and the third fastening members may be nuts that pass through the threaded holes and abut the lower shell portion 25, where the mounting member 19 cannot move up and down on the inner shell 17. The stability of the connection between the inner case 17 and the mounting member 19 can be improved by the third fastening holes 72 and the third fastening members, and the occurrence of looseness of the mounting member 19 in the inner case 17 is prevented. The screw connection also facilitates the assembly and disassembly of the inner shell 17 and the mounting member 19, so that the assembly and disassembly of the inner shell 17 and the mounting member 19 are simple.

In the present embodiment, the number of the third folding edges 69 is 4.

Referring to fig. 4 to 8, in some embodiments, the central portion 41 is formed with a through hole 73, the first fastening structure 15 includes a fastening block 74 extending from an edge of the through hole 73 to a center of the through hole 73, the control component 11 includes a connector 75 and a control board 76 connected to the connector 75, the connector 75 includes a mounting portion 77 and a penetrating portion 78 extending upward from the mounting portion 77, the second fastening structure 16 includes a locking groove 79 formed in the penetrating portion 78, the penetrating portion 78 is inserted into the through hole 73, and the fastening block 74 is fastened to the locking groove 79.

The locking block 74 is locked in the locking groove 79, so that the control component 11 and the mounting component 19 can be detachably connected. This facilitates removal for maintenance or replacement when a problem arises with the control unit 11.

Furthermore, the buckling block 74 is rectangular, has a simple rectangular structure and a large area, and is conveniently buckled in the clamping groove 79. Of course, the fastening blocks 74 may not be rectangular, and the shape of the fastening blocks 74 may be set according to different situations. For example, the snap-together blocks 74 may be triangular in shape, etc. The specific shape of the snap-together block 74 is not limited herein.

In some embodiments, the locking groove 79 extends along a circumferential direction of the insertion portion 78, and the insertion portion 78 is formed with a channel 80 communicating with the locking groove 79, and the channel 80 is used for the fastening block 74 to pass through to be locked in the locking groove 79.

The channel 80 is arranged to facilitate the buckling block 74 to be clamped into the clamping groove 79, so that the clamping is not smooth, and the clamping efficiency is improved.

Further, the inserting portion 78 is provided with an arc section 81 at the position extending towards the inside of the clamping groove 79, and the arc section 81 is arranged to facilitate the buckling block 74 to be clamped into the clamping groove 79, so that the clamping efficiency is improved.

In some embodiments, the control component 11 includes a limiting protrusion 82 protruding upward from the mounting portion 77, the limiting protrusion 82 is spaced apart from the insertion portion 78, the central portion 41 forms a limiting hole 83, and when the fastening block 74 is fastened to the fastening groove 79, the limiting protrusion 82 is received in the limiting hole 83 to limit the circumferential degree of freedom of the control component 11.

Through the setting of spacing arch 82 and spacing hole 83, when control unit 11 is connected with installed part 19, can prevent that control unit 11 from turning about relative installed part 19, promote control unit 11's stability.

Specifically, the number of the limiting protrusions 82 is 4, and the arc length between two adjacent limiting protrusions 82 is the same. The arrangement can ensure that the stability of the control component 11 and the mounting piece 19 is higher after the control component 11 and the mounting piece 19 are assembled, prevent the control component 11 from rotating left and right relative to the mounting piece 19, and improve the stability of the control component 11. It is understood that the number of the limiting protrusions 82 is not limited to 4, and the positions of the limiting protrusions 82 may be set according to different situations. For example, the number of the stopper projections 82 may be 2, 5, or 7, etc. The specific number of the stopper projections 82 is not limited herein. Of course, the position of the position restricting protrusion 82 may be set according to various situations. Here again, the specific position of the stopper projection 82 is not limited.

Specifically, the number of the limiting holes 83 is 4, the number of the limiting holes 83 may be the same as the number of the limiting protrusions 82, and the arc length between two adjacent limiting holes 83 is the same. Also, the arc length between two adjacent stopper holes 83 is the same as the arc length between two adjacent stopper projections 82. In this manner, each of the stopper projections 82 can be inserted into the stopper hole 83. It is understood that the number of the limiting holes 83 is not limited to 4, and the number of the limiting holes 83 may be set according to different situations. For example, the number of the stopper holes 83 may be 2, 5, or 7. The number of the stopper holes 83 is not limited herein.

Of course, the number of the stopper holes 83 is greater than or equal to the number of the stopper projections 82. And each of the position-limiting protrusions 82 is oppositely provided with a position-limiting hole 83 for placing the position-limiting protrusion 82.

Referring further to fig. 6, in some embodiments, an end of the limiting protrusion 82 away from the mounting portion 77 is rounded.

The end, far away from the mounting portion 77, of the limiting protrusion 82 is arc-shaped, so that the limiting protrusion 82 can be conveniently inserted into the limiting hole 83, and the situation that the limiting protrusion 82 cannot be inserted into the limiting hole 83 is prevented.

Further, when the control component 11 is connected with the mounting member 19, the fastening block 74 of the mounting member 19 enters the insertion portion 78 along the channel 80, and then the mounting member 19 is rotated, so that the fastening block 74 smoothly enters the slot 79, and at this time, the limiting protrusion 82 is also inserted into the limiting hole 83, so that the control component 11 is fixedly connected with the mounting member 19. When the control component 11 and the mounting member 19 need to be detached, only the control component 11 or the mounting member 19 needs to be rotated, so that the fastening block 74 leaves the clamping groove 79, and the limiting protrusion 82 also leaves the limiting hole 83, and then the control component 11 and the mounting member 19 can be detached along the channel 80.

Referring further to fig. 3, in some embodiments, the control panel 76 and the connecting member 75 define an installation space 84, the control unit 11 includes a control element 85 disposed in the installation space 84, the control element 85 is connected to the control panel 76, and the control element 85 is used for generating a signal for controlling the operation of the range hood 100.

The installation space 84 can facilitate the placement of the control element 85, the control component 11 can be used for controlling the operation of the range hood 100, and a user can control the range hood 100 to perform the functions of oil smoke extraction or illumination and the like only through the control component 11. The convenience of customers uses smoke ventilator 100, promotes user experience.

Specifically, the control plate 76 is made of tempered glass. The toughened glass has the characteristics of high heat resistance and shock resistance. When the toughened glass is broken by external force, the toughened glass can become granular objects and is not agreed to cause harm to people. This can improve the safety of the hood 100. Preventing the control panel 76 from falling off and damaging the user. The toughened glass is not easy to be adhered with substances such as oil smoke and the like. This makes the control panel 76 more convenient to clean, enhancing the user experience. It will be appreciated that the control panel 76 may be made of more than just tempered glass. Can be made of different materials according to different situations. For example, the control plate 76 may be made of a metal material such as stainless steel or fine steel. For another example, the control board 76 may be made of non-metal materials such as acrylic glass. The specific material of the control plate 76 is not limited herein.

Wherein, the control panel 76 and the connecting member 75 can be connected by bonding. The control plate 76 is conveniently connected to the connecting member 75 by means of bonding. It is understood that the control plate 76 and the connecting member 75 may be connected not only by adhesion, but also by other means according to different situations. For example, in other embodiments, the control plate 76 and the connector 75 may be connected by a snap fit, a screw connection, or the like. The specific connection between the control plate 76 and the connection member 75 is not limited herein.

Referring to fig. 3, in some embodiments, the connecting member 75 is formed with a through hole 88 penetrating through the mounting portion 77 and the insertion portion 78, the range hood 100 includes a control device disposed in the inner housing 17, and the control element 85 is connected to the control device through a wire penetrating through the through hole 88.

The provision of the perforations 88 facilitates the ability of the control element 85 to be connected to a control device by wires, thus enabling the control device to facilitate the operation of the control element 85.

The perforations 88 are circular in shape. The circular structure is simple, and the connecting piece 75 is convenient to manufacture. It will be appreciated that the shape of the perforations 88 may not be circular. The shape of the perforations 88 may be set according to different circumstances. For example, the perforations 88 may also be rectangular, triangular, etc. The specific shape of the perforations 88 is not limited herein.

In particular, the range hood 100 of the present embodiment is more suitable for european and american households, and most of the european and american households cook food without stir-frying, and generate a smaller amount of oil smoke and other objects, so that the european and american households do not need to discharge the oil smoke and other objects to the outside through a duct. In this way, the range hood 100 according to the present embodiment can better perform oil smoke extraction in a kitchen or a room, and is convenient for a user to use.

To sum up, in the range hood 100 of the embodiment of the present invention, the control component 11 is connected to the housing 10 through the buckle structure, so that the control component 11 can be conveniently detached from the housing 10, which is beneficial to maintenance and cleaning.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A range hood, comprising:

the air duct is provided with an air inlet and an air outlet, and the shell is provided with a first buckle structure; and

the control part is arranged at the air inlet and used for controlling the working state of the range hood, and a second buckle structure is formed on the control part and is clamped with the first buckle structure to enable the control part to be detachably connected with the shell.

2. The range hood of claim 1, wherein the housing includes an inner housing, an outer housing disposed over the inner housing, and a mounting member coupled to the inner housing, the mounting member defining the air inlet, the mounting member defining the first snap structure.

3. The range hood of claim 2, wherein the mounting member includes a central portion, an edge portion surrounding the central portion, and a connecting portion connecting the central portion and the edge portion, the connecting portion being formed with the air inlet, the edge portion being connected with the inner housing, the central portion being formed with the first snap feature.

4. The range hood of claim 3, wherein a through hole is formed in the center, the first fastening structure comprises a fastening block extending from the edge of the through hole to the center of the through hole, the control component comprises a connecting piece and a control panel connected with the connecting piece, the connecting piece comprises an installation part and an insertion part extending upwards from the installation part, the second fastening structure comprises a clamping groove formed in the insertion part, the insertion part is inserted into the through hole, and the fastening block is fastened to the clamping groove.

5. The range hood of claim 4, wherein the slot extends circumferentially of the insertion portion, the insertion portion is formed with a channel communicating with the slot, and the channel is used for the buckling block to pass through so as to be clamped into the slot.

6. The range hood of claim 5, wherein the control component includes a limiting protrusion protruding upward from the mounting portion, the limiting protrusion and the insertion portion are spaced apart from each other, a limiting hole is formed in the center of the control component, and when the fastening block is fastened to the fastening groove, the limiting protrusion is received in the limiting hole to limit the circumferential degree of freedom of the control component.

7. The range hood of claim 6, wherein one end of the limiting protrusion, which is far away from the mounting portion, is arc-shaped.

8. The range hood of claim 4, wherein the control panel and the connector define an installation space, and wherein the control assembly includes a control element disposed in the installation space, the control element being coupled to the control panel, the control element being configured to generate a signal for controlling operation of the range hood.

9. The range hood of claim 8, wherein the connector is formed with a bore extending through the mounting portion and the insertion portion, the range hood including a control device disposed in the inner housing, the control element being connected to the control device by a wire passing through the bore.

10. The range hood of claim 1, comprising a fan assembly disposed in the air duct for establishing an air flow from the air inlet to the air outlet.

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