CN219656148U - Fume exhaust fan - Google Patents

Abstract

The utility model provides a range hood. The range hood comprises a case and a fume collecting hood arranged at the bottom of the case, wherein a first opening is formed in the fume collecting hood, a first plate body with a second opening is hinged at the first opening, and the first plate body can rotate between a first position and a second position relative to the fume collecting hood; a second plate body is arranged in the fume collecting hood; when the first plate body is positioned at the first position, the first opening is covered, the first plate body and the second plate body are configured into a smoke inlet channel, and the second opening forms a smoke inlet of the smoke inlet channel; when the first plate body is at the second position, the first opening is exposed. Therefore, the first plate body can be rotated to the second position from the first position, and the interior of the fume collecting hood is exposed to a user or a maintainer so as to facilitate operations such as cleaning or maintenance, and the process is simple and convenient.

Description

Fume exhaust fan

Technical Field

The utility model relates to the technical field of kitchen appliances, in particular to a range hood.

Background

Along with the improvement of living standard, the requirements of users on the kitchen are continuously improved. As a kitchen appliance for purifying the environment of a kitchen, a range hood has become an indispensable part of modern life.

L-shaped range hoods on the market generally include a hood with a housing and a hood attached to the bottom of the housing. The smoke collecting hood is internally provided with a smoke collecting cavity communicated with a cooking environment, and a smoke inlet communicated with the smoke collecting cavity is formed in the front side plate of the smoke collecting hood.

After a period of use, the fume collecting hood inevitably has greasy dirt attached to the fume collecting hood. If the greasy dirt inside the fume collecting hood is required to be cleaned or the structure in the fume collecting hood is required to be maintained, the whole fume collecting hood is required to be disassembled, and the process is too complicated.

Disclosure of Invention

In order to at least partially solve the problems of the prior art, according to one aspect of the present utility model, a range hood is provided. The range hood comprises a case and a fume collecting hood arranged at the bottom of the case, wherein a first opening is formed in the fume collecting hood, a first plate body with a second opening is hinged at the first opening, and the first plate body can rotate between a first position and a second position relative to the fume collecting hood; a second plate body is arranged in the fume collecting hood; when the first plate body is positioned at the first position, the first opening is covered, the first plate body and the second plate body are configured into a smoke inlet channel, and the second opening forms a smoke inlet of the smoke inlet channel; when the first plate body is at the second position, the first opening is exposed.

According to the range hood provided by the utility model, the first plate body and the second plate body are configured into the smoke inlet channel when being positioned at the first position, so that the smoking effect of the range hood during working can be ensured. The first opening is exposed when the first plate body is at the second position. The first plate body can be rotated to be rotated from the first position to the second position, so that the interior of the fume collecting hood is exposed to a user or a maintainer, the operation such as cleaning or maintenance is convenient, and the process is simple and convenient.

Illustratively, the fume collection hood includes a first portion and a second portion, the second portion being connected to the bottom of the first portion such that the fume collection hood is generally L-shaped, the second portion having a bottom cover remote from the first portion, the first opening extending downwardly from the bottom of the first portion to the bottom cover. Like this, through opening first plate body, the inside of second part can expose to the user more completely, and the user of being convenient for carries out operations such as clearance maintenance, and the structure setting is more reasonable.

Illustratively, the first plate rotates relative to the fume-collecting hood about a center of rotation located at a junction of the second portion and the first portion. Thus, the first plate may be closer to the first portion when the first plate is in the second position. The structure of the second part close to the first part can be better exposed, and the structure arrangement is more reasonable.

Illustratively, a connection of the second portion to the first portion is hinged with a connector having a distal end remote from the center of rotation, the distal end being secured to the first plate. In this way, the first plate body can be directly rotated towards the first part, even if the first opening of the second part is exposed to the user, the opening process is simpler and more convenient.

Illustratively, the fume collecting hood is provided with a suction piece, the first plate body is provided with a matching piece corresponding to the suction piece, when the first plate body is in the first position, the suction piece is sucked with the matching piece, and when the first plate body is in the second position, the suction piece is separated from the matching piece. Like this, through the setting of actuation spare and cooperation spare, the firm of position when can guaranteeing first plate body in the first position to and the opening process of first plate body is more convenient, and the structure setting is simpler, reasonable.

Illustratively, an oil screen is disposed within the fume collection hood, the oil screen being removably connected to the fume collection hood, the oil screen being exposed to the first opening. Like this, can directly dismantle and wash the oil net from first opening, need not to dismantle other structures of lampblack absorber, the process is simpler, convenient.

Illustratively, the second opening extends through the first plate to a lower edge of the first plate. Thus, the structure of the first plate body is simpler, and the production cost is lower.

Illustratively, the second plate is inclined from bottom to top toward the inner side wall of the fume collecting hood, and a gap is formed between the second plate and the first plate at the first position, and the gap forms a fume inlet channel. Like this, the oil smoke that enters into in the cigarette passageway flows along the second plate body upwards, and the process is more smooth and easy, and the smoking effect of range hood is better.

The second plate body has a first upper edge, the second opening has a second upper edge, and the orthographic projection of the first upper edge on the vertical surface is closer to the chassis than the orthographic projection of the second upper edge on the vertical surface. Therefore, the smoke inlet of the smoke-forbidden channel is closer to the kitchen range below, and the lampblack entering the smoke collecting hood through the smoke inlet can be better guided by the second plate body, so that the smoke absorbing effect is better.

The first plate body has a first lower edge, the second plate body has a second lower edge, and the first lower edge is flush with or below the second lower edge when the first plate body is in the first position. Thus, the first plate body is converted between the first position and the second position by holding the first lower edge to rotate the first plate body, and the process is more convenient.

The fume collecting hood comprises a first part and a second part, wherein the second part is connected to the bottom of the first part to enable the fume collecting hood to be L-shaped overall, the first part is provided with a bottom plate far away from the chassis, and a plurality of through holes are formed in the bottom plate and are communicated with the chassis. Therefore, the range hood can absorb the low-place oil smoke and the high-place oil smoke respectively, and the smoking effect is better.

Illustratively, the bottom plate is formed with a flange at the periphery of the plurality of through holes in a direction away from the second portion. Therefore, the oil dirt attached to the inner part of the fume collecting hood can be prevented from dripping to the outer part from the through hole, and the cleanliness of the kitchen space is ensured.

Illustratively, the first portion is internally provided with an oil guiding cover, the oil guiding cover is arranged at intervals from the bottom plate, and an orthographic projection of the oil guiding cover on a plane of the bottom plate covers the plurality of through holes. Like this, lead the oily cover and can accept the partial greasy dirt in the collection petticoat pipe, further avoid the greasy dirt to drip outside through the through-hole, guarantee the cleanliness factor in kitchen space.

In the summary, a series of concepts in a simplified form are introduced, which will be further described in detail in the detailed description section. This summary is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.

Advantages and features of the utility model are described in detail below with reference to the accompanying drawings.

Drawings

The following drawings are included to provide an understanding of the utility model and are incorporated in and constitute a part of this specification. Embodiments of the present utility model and their description are shown in the drawings to explain the principles of the utility model. In the drawings of which there are shown,

fig. 1-2 are perspective views of a range hood according to an exemplary embodiment of the present utility model;

fig. 3 is a front view of a range hood according to an exemplary embodiment of the present utility model, in which a first plate is in a first position;

fig. 4 is a side view of a range hood according to an exemplary embodiment of the present utility model, wherein the first plate is in a first position;

fig. 5 is a cross-sectional view of a range hood according to an exemplary embodiment of the present utility model, wherein the first plate is in a first position;

FIG. 6 is an enlarged view of a portion A of FIG. 5;

fig. 7 is a front view of a range hood according to an exemplary embodiment of the present utility model, wherein the first plate is in the second position;

fig. 8 is a side view of a range hood according to an exemplary embodiment of the present utility model, wherein the first plate is in the second position;

fig. 9 is a cross-sectional view of a range hood according to an exemplary embodiment of the present utility model, wherein the first plate is in the second position;

FIG. 10 is an enlarged view of a portion B of FIG. 9; and

fig. 11 is a cross-sectional view of a range hood according to an exemplary embodiment of the present utility model, in which the first plate is in the second position.

Wherein the above figures include the following reference numerals:

10. a chassis; 110. a blower; 20. a fume collecting hood; 201. a smoke inlet channel; 210. a first portion; 2101. a bottom plate; 2102. a through hole; 2103. flanging; 2104. a top plate; 220. a second portion; 2201. a first opening; 2202. a bottom cover; 230. a first plate body; 2301. a second opening; 2302. a mating member; 2303. a second upper edge; 2304. a first lower edge; 240. a second plate body; 2404. a first upper edge; 2402. a second lower edge; 250. a connecting piece; 2501. a distal end; 2601. a suction member; 270. an oil screen; 280. a rotation center; 290. and the wind scooper.

Detailed Description

In the following description, numerous details are provided to provide a thorough understanding of the utility model. However, it will be understood by those skilled in the art that the following description illustrates preferred embodiments of the utility model by way of example only and that the utility model may be practiced without one or more of these details. Furthermore, some technical features that are known in the art have not been described in detail in order to avoid obscuring the utility model.

The embodiment of the utility model provides a range hood. Referring to fig. 1 and 2, the range hood may include a cabinet 10 and a hood 20 disposed at the bottom of the cabinet 10. The fume collecting hood 20 may be provided with a first opening 2201, and the first plate 230 having a second opening 2301 may be hinged at the first opening 2201. Illustratively, the first plate 230 may have a plate-like structure with a notch. Alternatively, the first plate 230 may be provided in any other shape according to the use requirement. The first plate 230 is rotatable relative to the hood 20 between a first position and a second position. A second plate 240 may be disposed within the hood 20. 3-5, when the first plate 230 is in the first position, the first opening 2201 may be covered, and the second opening 2301 may form a smoke inlet of the smoke inlet channel 201 with the second plate 240. The fume in the kitchen space may enter the fume inlet channel 201 formed between the first plate 230 and the second plate 240 through the fume inlet. The smoke inlet passage 201 may be a portion of the space within the hood 20, and it is understood that the smoke inlet passage 201 itself is a portion of the hood 20. At this time, the first plate 230 is covered on the first opening 2201, and the fume entering the fume collecting hood 20 flows into the interior of the cabinet 10 and is finally discharged into the treatment device or the external space by the fan 110 inside the cabinet 10. Referring to fig. 7-9, the first opening 2201 is exposed when the first plate 230 is in the second position. It will be appreciated that through the first opening 2201, a user or maintenance person may have direct access to the interior of the hood 20. According to the range hood provided by the utility model, when the first plate body 230 is positioned at the first position, the first plate body 240 and the second plate body 240 are constructed into the smoke inlet channel 201, so that the smoking effect of the range hood during working can be ensured. When the first plate 230 is in the second position, the first opening 2201 is exposed. The first plate 230 can be rotated from the first position to the second position, so that the interior of the fume collecting hood 20 is exposed to a user or a serviceman, and the operations such as cleaning or maintenance can be conveniently performed, and the process is simple and convenient.

For example, referring to fig. 2 and 4, the hood 20 can include a first portion 210 and a second portion 220. The second portion 220 may be connected to the bottom of the first portion 210 such that the hood 20 is generally L-shaped. The second portion 220 may have a bottom cover 2202 remote from the first portion 210, with the first opening 2201 extending downwardly from the bottom of the first portion 210 to the bottom cover 2202. Wherein the first portion 210 and the second portion 220 may be integrally provided. That is, in a vertical plane, the first opening 2201 may cover the second portion 220. Thus, by opening the first plate 230, the inside of the second portion 220 can be more completely exposed to the user, so that the user can perform cleaning, maintenance and other operations, and the structural arrangement is more reasonable. It should be noted that the range hood provided by the utility model can be applied to an L-shaped range hood, and can also be applied to a side-suction type range hood or other types of range hoods, and the utility model is not limited in this way.

For example, referring to fig. 5 and 11, the first plate 230 may rotate relative to the hood 20 along a center of rotation 280, and the center of rotation 280 may be located at the junction of the second portion 220 and the first portion 210. Thus, when the first plate 230 is in the second position, the first plate 230 may be closer to the first portion 210. The structure of the second portion 220 adjacent to the first portion 210 may be better exposed and the structural arrangement may be more reasonable. In an embodiment not shown, the centre of rotation may also be located on the first part.

For example, with continued reference to fig. 5 and 11, the connection of the second portion 220 with the first portion 210 may be hinged with a connector 250. The connector 250 can have a distal end 2501 distal from the rotational center 280, and the distal end 2501 can be secured to the first plate 230. The connector 250 is rotatable about a rotational axis, and during rotation, the distal end 2501 rotates the first plate 230 to rotate the first plate 230 between the first and second positions. In this way, the first plate 230 can be directly rotated toward the first portion 210, even if the first opening 2201 of the second portion 220 is exposed to the user, which is easier and more convenient. Wherein, the connection member 250 may be provided in any shape according to the use requirement. Illustratively, the connecting member 250 may have a C-shape, so that other structures at the connecting portion may be avoided, and the rotational opening and closing angle of the first plate 230 is larger, so that the structural arrangement is more reasonable.

For example, referring to fig. 5 and 6, the hood 20 may be provided with an engaging member 2601, and the first plate 230 may be provided with a mating member 2302 corresponding to the engaging member 2601. The mating member 2302 may be mated with the engaging member 2601. The engaging member 2601 engages with the mating member 2302 when the first plate 230 is in the first position, and the engaging member 2601 is separated from the mating member 2302 when the first plate 230 is in the second position. Illustratively, one of the engaging member 2601 and the mating member 2302 may have a raised structure and the other may be provided with a receiving structure that can receive the raised structure. When the two are sucked, the protruding structure is inserted into the containing structure. When the two are separated, the protruding structure is positioned outside the containing structure. Illustratively, the engaging member 2601 and the mating member 2302 may have some magnetic attraction. Thus, the arrangement of the engaging member 2601 and the mating member 2302 can ensure the stability of the first plate 230 in the first position, and the opening process of the first plate 230 is more convenient, and the structural arrangement is simpler and more reasonable. Of course, the first plate body can also ensure the stability of the position thereof through other structures, such as a buckle structure and the like.

For example, referring to fig. 2, an oil screen 270 may be disposed within the fume collection hood 20. The oil screen 270 may be removably coupled to the fume collection cage 20, with the oil screen 270 exposed to the first opening 2201. Like this, can directly dismantle and wash oil net 270 from first opening 2201, need not to dismantle other structures of lampblack absorber, the process is simpler, convenient. Specifically, the oil screen 270 may be secured within the fume collection cavity of the fume collection hood 20 by fasteners.

Illustratively, referring to fig. 1 and 2, the second opening 2301 extends through the first plate 230 to a lower edge of the first plate 230. The second opening 2301 may be understood as being disposed on the first plate 230 in a notch shape. In this way, the structure of the first plate 230 is simpler and the production cost is lower. Of course, in some embodiments, the shape of the second opening may be set to any shape according to the use requirement, such as an elongated hole shape, and the like.

Illustratively, referring to fig. 5, the second plate 240 may be inclined from bottom to top toward the inner sidewall of the fume collecting hood 20, with a gap between the second plate 240 and the first plate 230 in the first position, which may form the fume intake channel 201. Thus, the fume entering the fume inlet channel 201 flows upwards along the second plate 240, the process is smoother, and the fume sucking effect of the fume exhauster is better. In some embodiments, the second plate may be disposed in a generally horizontally extending arrangement.

Illustratively, referring to fig. 6, the second plate 240 has a first upper edge 2404, the second opening 2301 has a second upper edge 2303, and the orthographic projection of the first upper edge 2404 on the vertical plane is closer to the chassis 10 than the orthographic projection of the second upper edge 2303 on the vertical plane. Thus, the smoke inlet of the smoke inlet channel 201 is closer to the kitchen range below, the smoke entering the smoke collecting hood 20 through the smoke inlet can be better guided by the second plate 240, the smoke in the smoke collecting hood 20 flows smoothly, and the smoking effect is better. Of course, the second plate body and the second opening can be arranged in other ways according to the use requirement, so that the smoking effect of the range hood is guaranteed.

Illustratively, with continued reference to fig. 6, the first plate 230 may have a first lower edge 2304 and the second plate 240 may have a second lower edge 2402, and the first lower edge 2304 may be flush with the second lower edge 2402 or below the second lower edge 2402 when the first plate 230 is in the first position. The first lower edge 2304 may form a "handle" to some extent. Thus, by rotating the first plate 230 by holding the first lower edge 2304, the process is facilitated by the first plate 230 being shifted between the first position and the second position. Of course, in some embodiments, the first lower edge may be above the second lower edge.

For example, referring to fig. 9 and 10, the hood 20 can include a first portion 210 and a second portion 220. The second portion 220 is connected to the bottom of the first portion 210 such that the hood 20 is generally L-shaped, and the first portion 210 has a floor 2101 remote from the chassis 10. The base 2101 may be provided with a plurality of through holes 2102, and the plurality of through holes 2102 may communicate with the casing 10. Wherein the shape of the base 2101 may be set according to the use requirements. Illustratively, the base plate 2101 may be attached to the top plate 2104 in a hood-like fashion. The plurality of through holes 2102 may form an auxiliary smoke inlet channel 201 of the range hood. Therefore, the range hood can absorb the low-place oil smoke and the high-place oil smoke respectively, and the smoking effect is better. In some embodiments, the range hood may form a smoke intake passage only between the second plate and the first plate.

For example, with continued reference to fig. 9 and 10, base plate 2101 may be formed with a flange 2103 at the periphery of through-hole 2102, in a direction away from second portion 220. In this way, the oil dirt attached to the inside of the fume collecting hood 20 can be prevented from dripping from the through hole 2102 to the outside, and the cleanliness of the kitchen space is ensured. Illustratively, the connection between base 2101 and flange 2103 may be a cambered surface configuration. Of course, any other oil-repellent structure may be provided on the bottom plate.

Illustratively, the first portion 210 may be provided with an oil deflector 290 internally, and the oil deflector 290 may be spaced from the base plate 2101. The orthographic projection of the oil cover 290 on the plane of the base plate 2101 may cover the plurality of through holes 2102. The cooking fumes enter the first portion 210 through the through holes 2102 and flow toward the cabinet 10 through the space between the base 2101 and the oil guide cover 290. Thus, the oil guide cover 290 can receive part of oil dirt in the fume collecting hood 20, further prevent the oil dirt from dripping to the outside through the through hole 2102, and ensure the cleanliness of the kitchen space.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front", "rear", "upper", "lower", "left", "right", "transverse", "vertical", "horizontal", and "top", "bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely for convenience of describing the present utility model and simplifying the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, without limiting the scope of protection of the present utility model; the orientation terms "inner" and "outer" refer to the inner and outer relative to the outline of the components themselves.

For ease of description, regional relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein to describe regional positional relationships of one or more components or features to other components or features illustrated in the figures. It will be understood that the relative terms of regions include not only the orientation of the components illustrated in the figures, but also different orientations in use or operation. For example, if the element in the figures is turned over entirely, elements "over" or "on" other elements or features would then be included in cases where the element is "under" or "beneath" the other elements or features. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". Moreover, these components or features may also be positioned at other different angles (e.g., rotated 90 degrees or other angles), and all such cases are intended to be encompassed herein.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, components, assemblies, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.

The present utility model has been illustrated by the above-described embodiments, but it should be understood that the above-described embodiments are for purposes of illustration and description only and are not intended to limit the utility model to the embodiments described. In addition, it will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that many variations and modifications are possible in light of the teachings of the utility model, which variations and modifications are within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (13)

1. The range hood comprises a case and a fume collecting hood arranged at the bottom of the case, and is characterized in that a first opening is formed in the fume collecting hood, a first plate body with a second opening is hinged at the first opening, and the first plate body can rotate between a first position and a second position relative to the fume collecting hood; a second plate body is arranged in the fume collecting hood;

when the first plate body is positioned at a first position, the first opening is covered, the first plate body and the second plate body are configured into a smoke inlet channel, and the second opening forms a smoke inlet of the smoke inlet channel; when the first plate body is at the second position, the first opening is exposed.

2. The range hood of claim 1 wherein the hood comprises a first portion and a second portion, the second portion being connected to the bottom of the first portion such that the hood is generally L-shaped, the second portion having a bottom cover remote from the first portion, the first opening extending downwardly from the bottom of the first portion to the bottom cover.

3. The range hood of claim 2 wherein the first plate rotates relative to the hood about a center of rotation located at a junction of the second portion and the first portion.

4. A range hood according to claim 3, wherein a connection of the second portion to the first portion is hinged with a connector having a distal end remote from the centre of rotation, the distal end being secured to the first panel.

5. The range hood according to claim 1, wherein the hood is provided with a suction member, the first plate is provided with a mating member corresponding to the suction member, the suction member is in suction with the mating member when the first plate is in the first position, and the suction member is separated from the mating member when the first plate is in the second position.

6. The range hood of claim 1 wherein an oil screen is disposed within the hood, the oil screen being removably connected to the hood, the oil screen being exposed to the first opening.

7. The range hood of claim 1 wherein the second opening extends along the first panel to a lower edge of the first panel.

8. The range hood of claim 1 wherein the second plate is inclined from bottom to top toward the inner side wall of the hood, and wherein a gap is provided between the second plate and the first plate in the first position, the gap forming the smoke inlet channel.

9. The range hood of claim 1 wherein the second panel has a first upper edge and the second opening has a second upper edge, the front projection of the first upper edge on the vertical surface being closer to the cabinet than the front projection of the second upper edge on the vertical surface.

10. The range hood of claim 1 wherein the first panel has a first lower edge and the second panel has a second lower edge, the first lower edge being flush with or below the second lower edge when the first panel is in the first position.

11. The range hood of claim 1 wherein the hood comprises a first portion and a second portion, the second portion being connected to the bottom of the first portion such that the hood is generally L-shaped, the first portion having a floor remote from the housing, the floor having a plurality of through holes disposed therein, the plurality of through holes in communication with the housing.

12. The range hood of claim 11 wherein the bottom panel has a flange formed around the periphery of the plurality of through holes in a direction away from the second portion.

13. The range hood of claim 11, wherein the first portion is internally provided with an oil guiding cover, the oil guiding cover is spaced from the base plate, and an orthographic projection of the oil guiding cover on a plane of the base plate covers the plurality of through holes.