Oil cup assembly and range hood

By installing connecting oil cups at the bottom side and front of the range hood duct, and automatically melting grease with an internal heating element, the problem of insufficient oil cup capacity is solved, resulting in lower cleaning frequency and greater convenience.

CN223579993UActive Publication Date: 2025-11-21HANGZHOU ROBAM APPLIANCES CO LTD
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Patent Information

Application Number
CN202423170353.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-20
Publication Date
2025-11-21
Estimated Expiration
2034-12-20

AI Technical Summary

Technical Problem

Existing range hoods have limited oil cup capacity, resulting in frequent cleaning, which affects user experience and the aesthetics of the equipment.

Method used

Multiple interconnected oil cups are installed at the bottom, side, and front of the range hood's duct to increase oil storage capacity. Heating components are installed inside the oil cups to automatically melt solidified grease, and sliding components enhance convenience.

Benefits of technology

By increasing the oil storage capacity and adding an automated cleaning function, the frequency of oil cup cleaning is reduced, improving the user experience and the aesthetics of the equipment.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides an oil cup assembly and a range hood, and relates to kitchen electric appliance technical field, the oil cup assembly comprises a plurality of oil cups arranged in the air duct of the range hood, the plurality of oil cups comprise a first sub-oil cup located at the side edge of the bottom of the air duct and a second sub-oil cup located in front of the bottom of the air duct, the first sub-oil cup is communicated with the second sub-oil cup. Therefore, the oil storage quantity is increased, and the cleaning frequency of the oil cup of the range hood is reduced.
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Description

TECHNICAL FIELD

[0001] The utility model relates to kitchen electrical appliances technical field, specifically, an oil cup assembly and range hood. BACKGROUND

[0002] The range hood is a kind of household electrical appliances that purifies kitchen environment, plays the role of excluding kitchen cooking oil fume, creates healthy and comfortable indoor living environment.Range hood can quickly discharge oil fume to outdoor, reduce the pollution of oil fume to kitchen air environment and the damage to human health, thus become important kitchen electrical equipment in kitchen.

[0003] The existing range hood basically needs to be assembled with oil cup, and user needs to clean before oil cup overflows.For example, part of range hood is provided with oil cup at the bottom of air duct, but due to size limit, the capacity of oil cup is limited, thus, how to increase the capacity of oil cup and reduce the cleaning frequency of range hood oil cup becomes a problem to be studied. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an oil cup assembly and range hood to at least partially improve the above-mentioned problems.

[0005] In order to achieve the above-mentioned purpose, the technical scheme adopted by the utility model embodiment is as follows:

[0006] In the first aspect, the utility model embodiment provides an oil cup assembly applied to range hood, and the oil cup assembly comprises a plurality of oil cups arranged in the air duct of range hood.

[0007] The plurality of oil cups comprises a first sub-oil cup located at the side edge of the bottom of air duct and a second sub-oil cup located at the front of the bottom of air duct.

[0008] The first sub-oil cup and the second sub-oil cup are communicated.

[0009] Optionally, the first sub-oil cup is at least two, and the at least two first sub-oil cups are respectively located at the left and right sides of the bottom of air duct.

[0010] The second sub-oil cup is located between the left and right sides of the bottom of air duct, and the second sub-oil cup is communicated with each first sub-oil cup.

[0011] Optionally, a heating assembly is arranged inside the oil cup.

[0012] Optionally, the heating assembly comprises heating wire, elastic support and built-in plate.

[0013] The heating wire is arranged at the bottom of the first sub-oil cup and the second sub-oil cup.

[0014] The elastic support is arranged at the bottom side wall of the first sub-oil cup and the second sub-oil cup, and the built-in plate is arranged on the elastic support.

[0015] When the set amount of the solidified oil on the built-in plate is reached, the built-in plate can compress the elastic support to trigger the heating wire to heat the solidified oil on the built-in plate, so that the solidified oil is melted;

[0016] The heating assembly further comprises a switch unit, when the set amount of the solidified oil on the built-in plate is reached, the built-in plate can compress the elastic support, and the heating wire is controlled to heat the solidified oil on the built-in plate based on the switch unit; or,

[0017] The end of the elastic support away from the built-in plate is located directly above the heating wire, when the set amount of the solidified oil on the built-in plate is reached, the built-in plate can compress the elastic support to touch the heating wire, so as to heat the solidified oil on the built-in plate.

[0018] Optionally, the elastic support is a spring column, and a plurality of spring columns are distributed at intervals on the bottom side wall of the first sub-oil cup and the second sub-oil cup.

[0019] The shape and size of the built-in plate are adapted to the space structure formed by the communication of the first sub-oil cup and the second sub-oil cup.

[0020] The built-in plate is arranged on each spring column.

[0021] Optionally, the first sub-oil cup is slidably connected to the air duct through a sliding assembly.

[0022] Optionally, a groove is arranged on the second sub-oil cup, so that the oil cup assembly is opened and closed based on the groove.

[0023] Optionally, the first sub-oil cup and the second sub-oil cup are integrally formed.

[0024] Optionally, the first sub-oil cup and the second sub-oil cup are detachably connected.

[0025] In a second aspect, the utility model provides a kind of range hood, including fan, air duct and above-mentioned oil cup assembly, oil cup assembly is installed below fan and is located the bottom end inside air duct.

[0026] Compared with the prior art, the oil cup assembly and the range hood provided by the embodiments of the utility model are designed ingeniously, the oil cup is arranged on the side edge of the bottom of the air duct and the front of the bottom of the air duct, and the oil cup on the side edge and the front is communicated, the space of the bottom of the fan (front and side edge) is fully utilized, the oil storage capacity is increased, thereby improving the problem of small oil storage capacity of the range hood, and further reducing the cleaning frequency of the oil cup of the range hood.

[0027] In order to make the above-mentioned purposes, characteristics and advantages of the utility model more obvious and easy to understand, the following preferred embodiments are described in detail below, and the accompanying drawings are described as follows. BRIEF DESCRIPTION OF DRAWINGS

[0028] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly introduced as follows. Obviously, the following drawings only show some of the embodiments of the present application, and therefore should not be considered as a limitation to the scope. The components of the embodiments of the present application described and shown in the drawings can be arranged and designed in various different configurations.

[0029] Figure 1 A schematic diagram of the overall structure of the range hood is provided for the embodiments of the present application.

[0030] Figure 2 A schematic diagram of the structure of the oil cup assembly is provided for the embodiments of the present application.

[0031] Figure 3 A schematic diagram of the structure of the oil cup assembly is provided for the embodiments of the present application.

[0032] Figure 4 A schematic diagram of the structure of the oil cup assembly is provided for the embodiments of the present application.

[0033] Figure 5 A schematic diagram of the airflow circulation of the range hood is provided for the embodiments of the present application.

[0034] Figure 6 A schematic diagram of the structure of the range hood assembled with the oil cup assembly is provided for the embodiments of the present application.

[0035] In the figure: 1 - range hood; 10 - oil cup assembly; 11 - first sub-oil cup; 12 - second sub-oil cup; 13 - heating wire; 14 - elastic support; 15 - built-in plate; 16 - bottom plate; 17 - sliding assembly; 18 - groove; 20 - smoke gathering plate; 30 - air curtain; 40 - smoke inlet; 50 - smoke collecting cavity; 60 - air duct; 70 - oil leakage hole. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some of the embodiments of the present application, not all the embodiments. The components of the embodiments of the present application described and shown in the drawings can be arranged and designed in various different configurations.

[0037] Therefore, the following detailed description of the embodiments of the application provided in the drawings is not intended to limit the scope of the application claimed, but merely represents selected embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the application.

[0038] It should be noted that similar reference numbers and letters refer to similar items in the following drawings, and therefore, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.

[0039] It should be noted that, in this document, the terms such as first and second are used merely to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between such entities or operations. The terms "comprises", "comprising", or any other variations thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or further includes elements inherent to such a process, method, article, or device. Without more limitations, the element defined by the statement "comprises a" does not exclude the presence of additional identical elements in the process, method, article, or device including the element.

[0040] In the description of the application, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product of the application is usually placed, and are merely for the convenience of describing the application and simplifying the description, and 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 cannot be understood as limiting the application.

[0041] In the description of the application, it should also be noted that, unless otherwise explicitly specified and limited, the terms "provided", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements inside. For those of ordinary skill in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances.

[0042] Some embodiments of the application will be described in detail below with reference to the accompanying drawings. In the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

[0043] The oil cup assembly in the embodiment of the utility model can be applied to various range hoods, for example, can be applied to side suction type range hoods, top suction type range hoods, table top air curtain range hoods, flat embedded air curtain range hoods and the like.

[0044] In view of the fact that oil fume always escapes from the traditional range hood during cooking and diffuses into the kitchen space. These oil fumes not only pollute the air environment, but also harm the health of human bodies. In order to solve the problem of oil fume escape, the air curtain device is usually arranged in the range hood, so as to isolate the user from the escaped oil fume when the user uses the range hood.

[0045] Please refer to Figure 1 , Figure 1 The overall structure schematic diagram of the flat embedded air curtain range hood is provided in the embodiment of the utility model. The application structure of the utility model is exemplarily illustrated by taking the oil cup assembly 10 applied to the flat embedded air curtain range hood as an example.

[0046] As Figure 1 shown, when the range hood 1 is a flat embedded air curtain range hood, the range hood 1 can include a smoke gathering plate 20, an air curtain 30, a smoke inlet 40, a smoke collecting cavity 50 and an air duct 60.

[0047] The air curtain 30 outlet, the smoke inlet 40 are embedded in the table top, the smoke gathering plate 20 is higher than the table top, the smoke collecting cavity 50 and the air duct 60 are both installed under the table top, the air curtain 30 outlet, the smoke inlet 40, the smoke collecting cavity 50 and the air duct 60 are internally communicated. The oil cup assembly 10 is arranged in the air duct 60.

[0048] Please refer to Figure 2 As Figure 2 shown, the oil cup assembly 10 is applied to the range hood 1, and the oil cup assembly 10 includes a plurality of oil cups arranged in the air duct 60 of the range hood 1.

[0049] The plurality of oil cups include a first sub-oil cup 11 located at the side edge of the bottom of the air duct 60 and a second sub-oil cup 12 located at the front of the bottom of the air duct 60, and the first sub-oil cup 11 is communicated with the second sub-oil cup 12.

[0050] By arranging the oil cups communicated with each other at the side edge of the bottom of the air duct 60 and the front of the bottom of the air duct 60, the space utilization rate of the bottom of the fan is improved, the oil storage capacity is increased, the oil cups can be cleaned after being filled with liquid, and the cleaning frequency of the oil cups of the range hood 1 is reduced.

[0051] In this embodiment, the shape and structure of the first sub-oil cup 11 and the second sub-oil cup 12 can be flexibly selected. For example, without affecting the normal operation of the range hood 1, the overall structure formed by the communication of the first sub-oil cup 11 and the second sub-oil cup 12 can match the available space at the bottom of the fan, so as to maximize the oil storage capacity.

[0052] For example, in order to make full use of the space on the left and right sides and the front of the fan bottom, the first sub-oil cup 11 can be at least two, and the at least two first sub-oil cups 11 are respectively located on the left and right sides of the bottom of the air duct 60. The second sub-oil cup 12 is located between the left and right sides of the bottom of the air duct 60, and the second sub-oil cup 12 is in communication with each first sub-oil cup 11.

[0053] Please refer to Figure 3 , provides an oil cup assembly 10 with a first sub-oil cup 11 arranged on the left and right sides of the bottom of the fan, and a second sub-oil cup 12 arranged in front of the bottom of the fan. The second sub-oil cup 12 located in the middle position is in communication with the first sub-oil cup 11 on the left and right sides, and the oil cup assembly 10 has a U-shaped structure.

[0054] Among them, after the range hood 1 is installed, the direction facing the user is the front, and the left and right sides are the sides. The first sub-oil cup 11 is installed on at least one of the left and right sides of the bottom of the air duct 60, and the second sub-oil cup 12 is installed in front of the bottom of the air duct 60. The first sub-oil cup 11 and the second sub-oil cup 12 are in communication to form an oil cup assembly 10 for storing oil.

[0055] In this embodiment, the connection structure of the first sub-oil cup 11 and the second sub-oil cup 12 can be flexibly selected.

[0056] For example, in order to improve the flexibility of the assembly and use of the oil cup assembly 10, the first sub-oil cup 11 and the second sub-oil cup 12 can be designed to be detachably connected, so as to support the flexible selection of the number of first sub-oil cups 11 installed and removed according to the actual situation of different application scenarios, and then make one or more first sub-oil cups 11 in communication with the second sub-oil cup 12 to form the oil cup assembly 10.

[0057] For example, in order to improve the convenience of assembly and use of the oil cup assembly 10, the first sub-oil cup 11 and the second sub-oil cup 12 can be designed to be integrally formed, thereby forming an oil cup assembly 10 that needs to be assembled as a whole. The oil cup assembly 10 can be installed, removed and used as a whole, thereby improving the convenience of application.

[0058] Based on the above-described structure, the oil cup assembly 10 increases the oil storage capacity and reduces the frequency of cleaning the oil cup of the range hood 1. Compared with the exposed oil cup (which constitutes the appearance of the range hood 1), there is a significant assembly gap between the oil cup and the smoke collection chamber 50, which affects the overall aesthetics of the range hood 1. Furthermore, the exposed oil cup is prone to dust accumulation and oil stains, making it difficult to clean. In this embodiment, by placing the oil cup assembly 10 inside the air duct 60, the impact of the exposed oil cup on the overall appearance of the range hood 1 can be effectively improved, making it less prone to dust accumulation and oil stains, and easier to clean.

[0059] Considering that it is inconvenient for users to clean up grease dripping into the oil cup assembly 10 and solidifying, in order to improve the ease of cleaning the oil cup assembly 10, in one implementation, a heating component is provided inside the oil cup.

[0060] The heating element can be flexibly selected. For example, the heating element can be linked with the control system of the range hood 1 to heat and melt the oil stains in the oil cup assembly 10 based on the control command sent by the user. Alternatively, the heating element can be set to timed heating, activating heating at regular intervals to melt the solidified oil stains in the oil cup assembly 10.

[0061] To improve the intelligence and rationality of the heating component's operation, please refer to the following: Figure 4 This provides an optional implementation structure for the heating component. For example... Figure 4 As shown, the heating assembly includes a heating wire 13, an elastic support 14, and an internal plate 15.

[0062] The heating wire 13 is disposed at the bottom of the first sub-oil cup 11 and the second sub-oil cup 12. Figure 4 The bottom plate 16 is located in the middle. The elastic bracket 14 is disposed on the bottom side wall of the first sub-oil cup 11 and the second sub-oil cup 12, and the built-in plate 15 is disposed on the elastic bracket 14.

[0063] When the built-in plate 15 is idle, the heating wire 13 may not perform heating operations. When the solidified grease on the built-in plate 15 reaches a set amount, the built-in plate 15 can compress the elastic support 14 to trigger the heating wire 13 to heat the solidified grease on the built-in plate 15, causing the solidified grease to melt.

[0064] The method by which the trigger heating wire 13 heats the solidified grease on the built-in plate 15 can be flexibly set.

[0065] For example, the heating assembly can further include a switch unit, when the oil solidified on the built-in plate 15 reaches a set amount, the built-in plate 15 can compress the elastic support 14, and the heating wire 13 is controlled to heat the oil solidified on the built-in plate 15 based on the switch unit. For example, a detector in the switch unit, such as a gravity sensor, a distance sensor, etc., can be used as a trigger device to start the heating wire 13 to heat the oil solidified on the built-in plate 15 when the condition is met.

[0066] For another example, the end of the elastic support 14 away from the built-in plate 15 can be located directly above the heating wire 13, and when the oil solidified on the built-in plate 15 reaches a set amount, the built-in plate 15 can compress the elastic support 14 to touch the heating wire 13 to heat the oil solidified on the built-in plate 15.

[0067] Based on the structure design of the heating assembly, without user operation, when the oil dropped on the built-in plate 15 and solidified reaches a certain amount, the built-in plate 15 compresses the elastic support 14 due to the gravity of the solidified oil, triggering the heating wire 13 to heat, thereby ensuring that the oil in the oil cup is melted from a solidified state to a liquid state, and then facilitating cleaning.

[0068] The heating wire 13 in the heating assembly can be uniformly distributed at the bottom of the first and second sub-oil cups 11 and 12, or can be more densely arranged near the oil leakage hole 70 according to the position of the oil leakage hole 70.

[0069] Based on Figure 3 、 Figure 4 As shown, by designing the oil cup assembly 10 to have a U-shaped structure, the oil cup is made into a whole by connecting the left and right small strip-shaped oil cups through the middle oil cup, thereby increasing the oil storage space and ensuring the oil storage capacity of the range hood 1. By arranging the heating wire 13 and the elastic support 14 on the bottom plate 16 of each oil cup, and arranging the built-in plate 15 on the elastic support 14, when the oil drops on the built-in plate 15 and solidifies to a certain amount, the built-in plate 15 compresses the elastic support 14 due to gravity, triggering the heating wire 13 to heat, thereby ensuring that the oil in the oil cup is melted from a solidified state to a liquid state, facilitating user cleaning.

[0070] Please refer to Figure 5 for the schematic diagram of the airflow circulation of the range hood 1, as shown in Figure 5 , the oil smoke enters the smoke collecting chamber 50 through the smoke inlet 40, and is finally sucked into the air duct 60 by the fan. Most of the oil is impacted on the volute wall of the fan under the action of the fan, reaches the oil leakage hole 70 through gravity, and finally enters the oil cup assembly 10.

[0071] The elastic support 14 can be a spring column, and multiple spring columns can be distributed at intervals on the bottom side walls of the first sub-oil cup 11 and the second sub-oil cup 12.

[0072] The built-in plate 15 can be shaped and sized to fit the space structure formed by the first sub-oil cup 11 and the second sub-oil cup 12, so that the built-in plate 15 can be arranged on each spring column to form a "sandwich layer" at the bottom of the oil cup assembly 10 to receive the oil falling from the oil leakage hole 70. When the oil solidified in the built-in plate 15 reaches a certain amount, the heating wire 13 is triggered to heat the oil solidified on the built-in plate 15 to liquefy it.

[0073] Based on the above structure of the oil cup assembly 10, the oil storage capacity can be increased, and the cleaning convenience can be improved. The oil cup assembly 10 can be flexibly assembled in the range hood 1, for example, the oil cup assembly 10 can be detachably connected to the range hood 1 through a clamping structure. For another example, the oil cup assembly 10 can be detachably adsorbed to the range hood 1 through a magnetic adsorption structure. For another example, the oil cup assembly 10 can be slidably connected to the air duct 60 of the range hood 1 through the sliding assembly 17.

[0074] Please refer to Figure 6 In the case that the oil cup assembly 10 includes two first sub-oil cups 11 located on the left and right sides of the bottom of the air duct 60 and a second sub-oil cup 12 located in front of the bottom of the air duct 60, and the first sub-oil cup 11 and the second sub-oil cup 12 form a U-shaped oil cup assembly 10, the sliding assembly 17 can be arranged on the outer side walls of the two first sub-oil cups 11 and the air duct 60, extending along the length direction of the first sub-oil cup 11, so that the oil cup assembly 10 is connected to the air duct 60 based on the sliding assembly 17, and the entire oil cup assembly 10 can be opened by pulling the second sub-oil cup 12 outward (toward the user) to clean the oil cup assembly 10. After cleaning is completed, the entire oil cup assembly 10 can be closed by pushing the second sub-oil cup 12 inward (away from the user).

[0075] In order to improve the convenience of opening and closing the oil cup assembly 10, an operation structure can be provided on the oil cup assembly 10 for the user to open and close. For example, the operation structure can be a handle. For another example, the operation structure can be a groove 18 for the user to operate, for example, grooves 18 can be provided on both sides of the front side of the second sub-oil cup 12, so that the user can open and close the oil cup assembly 10 based on the grooves 18.

[0076] On the basis of the above, the present embodiment further provides a range hood 1, which includes a fan, an air duct 60 and the above-mentioned oil cup assembly 10, and the oil cup assembly 10 is installed below the fan and at the bottom end inside the air duct 60.

[0077] In summary, the oil cup assembly and the range hood provided by the embodiment of the utility model can solve the problem of less oil storage by increasing the oil storage capacity and improving the utilization rate of the space at the bottom of the front side of the fan, thereby reducing the cleaning frequency of the oil cup.

[0078] The above merely describes the preferred embodiments of the utility model, and is not intended to limit the utility model, and the utility model can be changed and varied by those skilled in the art. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

[0079] It is obvious for those skilled in the art that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, and the scope of the utility model is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims should be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims.

Claims

1. An oil cup assembly for use in a range hood, comprising: an oil cup having an oil inlet and an oil outlet; a filter disposed in the oil inlet; and a filter cover disposed over the filter. The oil cup assembly comprises a plurality of oil cups arranged in the air duct of the extractor hood; The plurality of oil cups comprises a first sub-oil cup arranged at the side of the bottom of the air duct and a second sub-oil cup arranged at the front of the bottom of the air duct; The first sub-oil cup and the second sub-oil cup are in communication.

2. The oil cup assembly of claim 1, wherein, The first sub-oil cup is at least two, and the at least two first sub-oil cups are respectively arranged at the left and right sides of the bottom of the air duct; The second sub-oil cup is arranged between the left and right sides of the bottom of the air duct, and the second sub-oil cup is in communication with each of the first sub-oil cups.

3. The oil cup assembly of claim 1, wherein, The oil cup is internally provided with a heating assembly.

4. The oil cup assembly of claim 3, wherein, The heating assembly comprises a heating wire, an elastic support and an internal plate; The heating wire is arranged at the bottom of the first sub-oil cup and the second sub-oil cup; The elastic support is arranged on the side wall of the bottom of the first sub-oil cup and the second sub-oil cup, and the internal plate is arranged on the elastic support; When the oil solidified on the internal plate reaches a set amount, the internal plate can compress the elastic support to trigger the heating wire to heat the oil solidified on the internal plate, so that the solidified oil is melted; The heating assembly further comprises a switch unit, and when the oil solidified on the internal plate reaches a set amount, the internal plate can compress the elastic support, and the heating wire heats the oil solidified on the internal plate based on the switch unit; or The end of the elastic support away from the internal plate is located directly above the heating wire, and when the oil solidified on the internal plate reaches a set amount, the internal plate can compress the elastic support to touch the heating wire to heat the oil solidified on the internal plate.

5. The oil cup assembly of claim 4, wherein, The elastic support is a spring column, and a plurality of spring columns are arranged at intervals on the side wall of the bottom of the first sub-oil cup and the second sub-oil cup; The shape and size of the internal plate are adapted to the space structure formed by the communication of the first sub-oil cup and the second sub-oil cup; The internal plate is arranged on each spring column.

6. The oil cup assembly of claim 1, wherein, The first sub-oil cup is slidably connected to the air duct by a sliding assembly.

7. The oil cup assembly of claim 6, wherein, The second sub-oil cup is provided with a groove for opening and closing the oil cup assembly based on the groove.

8. An oil cup assembly as claimed in any one of claims 1 to 7, wherein, The first sub-oil cup and the second sub-oil cup are integrally formed.

9. An oil cup assembly as claimed in any one of claims 1 to 7, wherein, The first sub-oil cup and the second sub-oil cup are detachably connected.

10. A range hood characterized by, The oil cup assembly comprises a fan, an air duct and any one of claims 1 to 9, and the oil cup assembly is installed below the fan and at the bottom end inside the air duct.