Smoke exhaust ventilator with novel oil guide function

By installing an upper filter and an oil guide in the range hood, secondary filtration of oil fumes is achieved, solving the problem of unsatisfactory filtration effect of side-suction range hoods, improving the oil fume filtration effect and keeping the casing clean.

CN223965460UActive Publication Date: 2026-03-03ZHONGSHAN QUANJIALE ELECTRIC CO LTD
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Patent Information

Application Number
CN202520520812.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-24
Publication Date
2026-03-03
Estimated Expiration
2035-03-24

AI Technical Summary

Technical Problem

Existing side-suction range hoods have unsatisfactory filtration effects, and grease easily contaminates the inside of the casing.

Method used

A filter is installed inside the range hood casing, including an inclined base plate and an oil guide. The oil is filtered twice through the air inlet on the base plate and the oil filter edge. The filtered grease flows into the oil guide through the oil guide hole and into the oil tank, thus preventing grease from contaminating the casing.

Benefits of technology

It improves the oil fume filtration effect, keeps the inside of the casing clean, and has a clever structure that avoids grease contamination.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a range hood with a novel oil guide function. The oil filter comprises a machine body, a machine shell and an oil groove, the machine shell is arranged between the machine body and the oil groove, an upper filter part is arranged in the machine shell and arranged below the machine body, the upper filter part comprises a bottom plate, the bottom plate inclines from the front side of the machine shell to the rear side of the machine shell, a plurality of air inlet holes are formed in the bottom plate, and the air inlet holes are communicated with the machine shell. An oil filtering edge extending upwards is arranged at the edge of the air inlet hole, and an oil guide hole is formed in the lowest side of the bottom plate; oil guiding pieces corresponding to the oil guiding holes are arranged below the upper filtering piece, secondary filtering is carried out on oil fume through the upper filtering piece, filtered grease is collected through the upper filtering piece, flows to the oil guiding pieces from the oil guiding holes and finally flows to the oil groove through the oil guiding pieces, the oil fume filtering effect can be further improved, and the oil fume filtering effect is improved. In addition, grease on the upper filtering piece can be prevented from polluting the interior of the machine shell, and the machine has the advantages of being ingenious in structure, clean and sanitary.
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Description

Technical Field

[0001] This utility model relates to a range hood, and more particularly to a range hood with a novel oil guiding function. Background Technology

[0002] Currently, the filters of side-suction range hoods are generally only installed on the front side of the casing. The unfiltered fumes are directly sucked outdoors by the fan inside the unit, resulting in a less than ideal filtration effect. Summary of the Invention

[0003] The technical problem to be solved by this utility model is to provide a range hood with a novel oil guiding function, which can effectively solve the problem that the primary filtration effect of side-suction range hoods is not ideal. The oil fumes are filtered twice through the upper filter element. The filtered grease is collected through the upper filter element and flows from the oil guiding hole to the oil guiding element. Finally, it flows through the oil guiding element to the oil tank. This can not only further improve the oil fume filtration effect, but also prevent the grease on the upper filter element from contaminating the inside of the casing. It has the characteristics of ingenious structure and cleanliness.

[0004] To achieve the above objectives, the technical solution adopted by this utility model is: a range hood with a novel oil guiding function, comprising a body, a housing, and an oil tank, wherein the housing is disposed between the body and the oil tank, characterized in that: an upper filter element is provided inside the housing, the upper filter element is disposed below the body, the upper filter element includes a bottom plate, the bottom plate is inclined from the front side to the rear side of the housing, the bottom plate is provided with a plurality of air inlets, the edges of the air inlets are provided with upwardly extending oil filtering edges, and the lowest side of the bottom plate is provided with an oil guiding hole;

[0005] Below the upper filter element is an oil guide element corresponding to the oil guide hole, and the oil guide element extends downward from the upper filter element to the top of the oil tank.

[0006] Furthermore, each edge of the base plate is provided with an upwardly extending connecting edge, and the connecting edge is provided with a plurality of connecting holes for connecting with the body.

[0007] Furthermore, the oil guide is tubular or grooved.

[0008] This utility model adopts the above-mentioned technical solution, overcomes the shortcomings of the background technology, and provides a range hood with a novel oil guiding function. It can effectively solve the problem that the primary filtration effect of side-suction range hoods is not ideal. The oil fumes are filtered twice through the upper filter element. The filtered grease is collected through the upper filter element and flows from the oil guiding hole to the oil guiding element. Finally, it flows through the oil guiding element to the oil tank. This can not only further improve the oil fume filtration effect, but also avoid the grease on the upper filter element from contaminating the inside of the casing. It has the characteristics of ingenious structure and cleanliness. Attached Figure Description

[0009] Appendix Figure 1 This is a schematic diagram of the split structure of this utility model.

[0010] Appendix Figure 2 This is a schematic diagram of the upper filter element in this utility model.

[0011] In the diagram: 1. Body; 2. Housing; 3. Oil tank; 4. Upper filter; 4. Base plate; 401. Air inlet; 402. Oil filter edge; 403. Oil guide hole; 404. Connecting edge; 405. Connecting hole; 406. Oil guide component; 5. Front filter screen; 6. Rear cover plate. Detailed Implementation

[0012] The following descriptions of the embodiments are made with reference to the accompanying drawings, illustrating specific embodiments in which the present invention can be implemented. The directional terms used in this invention, such as up, down, front, back, left, right, inside, outside, side, etc., are merely for the purpose of referring to the accompanying drawings. Therefore, the directional terms used are for the purpose of explaining and understanding the present invention, and not for limiting the present invention. In the drawings, structurally similar units are indicated by the same reference numerals.

[0013] The following description, in conjunction with the accompanying drawings, further clarifies the specific embodiments of the present invention, making the technical solution and its beneficial effects clearer and more explicit.

[0014] See appendix Figures 1 to 2 The present invention includes a body 1, a housing 2 and an oil tank 3. The housing 2 is disposed between the body 1 and the oil tank 3. The feature is that: an upper filter element 4 is provided inside the housing 2. The upper filter element 4 is located below the body 1. The upper filter element 4 includes a base plate 401. The base plate 401 is inclined from the front side to the rear side of the housing 2. The base plate 401 is provided with a plurality of air inlets 402. The edges of the air inlets 402 are provided with upwardly extending oil filter edges 403. The lowest side of the base plate 401 is provided with an oil guide hole 404.

[0015] Below the upper filter element 4, there is an oil guide element 5 corresponding to the oil guide hole 404, and the oil guide element 5 extends downward from the upper filter element 4 to the top of the oil tank 3.

[0016] Furthermore, each edge of the base plate 401 is provided with an upwardly extending connecting edge 405, and the connecting edge 405 is provided with a plurality of connecting holes 406 for connecting with the body 1.

[0017] Furthermore, the oil guide 5 is tubular or grooved.

[0018] During use, the fumes are drawn in from the front of the casing 2, filtered for the first time by the front filter screen 6, and then filtered a second time by the upper filter element 4. The filtered grease is collected by the inclined upper filter element 4 and flows from the oil guide hole 404 to the oil guide element 5, and finally flows to the oil tank 3 through the oil guide element 5. This not only further improves the effect of fume filtration, but also prevents the grease on the upper filter element 4 from contaminating the inside of the casing 2. It has the characteristics of ingenious structure and cleanliness.

[0019] Based on the above description of the structure and principle, those skilled in the art should understand that this utility model is not limited to the specific embodiments described above. Improvements and substitutions made using techniques known in the art based on this utility model all fall within the protection scope of this utility model and should be defined by the claims.

[0020] In the description of this utility model, it should 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", "axial", "radial", "circumferential", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0021] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified.

[0022] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0023] In the description of this specification, the use of terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., refers to a specific feature, structure, material, or characteristic described in connection with that embodiment or example, which is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0024] Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention. Those skilled in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present invention.

Claims

1. A range hood with a novel oil-guiding function, comprising a body, a housing, and an oil tank, wherein the housing is disposed between the body and the oil tank, characterized in that: The housing is provided with an upper filter element located below the body. The upper filter element includes a base plate that is inclined from the front to the rear of the housing. The base plate is provided with several air inlets, and the edges of the air inlets are provided with upward-extending oil filter edges. The lowest side of the base plate is provided with an oil guide hole. Below the upper filter element is an oil guide element corresponding to the oil guide hole, and the oil guide element extends downward from the upper filter element to the top of the oil tank.

2. The range hood with novel oil-guiding function according to claim 1, characterized in that: Each edge of the base plate is provided with an upwardly extending connecting edge, and the connecting edge is provided with a number of connecting holes for connecting with the body.

3. A range hood with a novel oil-guiding function according to claim 1, characterized in that: The oil guide is tubular or grooved.