CN213882908U - Upper cover subassembly and have its cooking utensil - Google Patents

Abstract

The utility model provides an upper cover subassembly and have its cooking utensil, this upper cover subassembly includes: a face cover; the lining structure is arranged below the face cover and comprises a first lining and a second lining positioned below the first lining; the fan assembly comprises a motor, and the motor is positioned between the surface cover and the lining structure; and the heat insulation structure is arranged between the motor and the first lining. Through the technical scheme that this application provided, can solve the easy circulation of hot-air among the correlation technique to motor department, lead to the motor to take place the problem of damaging because of high temperature.

Description

Upper cover subassembly and have its cooking utensil

Technical Field

The utility model relates to a small household appliances technical field particularly, relates to an upper cover subassembly and have its cooking utensil.

Background

At present, cooking utensil with toast the function includes a kind of deep pot body and the toast lid that detachably set up on a kind of deep pot body, toasts and covers and be provided with the piece and the fan subassembly that generate heat, utilizes the piece that generates heat to heat the air, and the air after the heating can be blown by the fan subassembly and to the culinary art intracavity to toast the food of culinary art intracavity.

The baking cover comprises a surface cover and a lining arranged below the surface cover, a motor of the fan assembly is positioned between the surface cover and the lining, and the heating element is arranged below the lining. In the course of the work, the hot-air of inside lining below easily circulates to motor department, and the motor has the risk of taking place to damage because of high temperature.

Therefore, the related art has a problem that hot air is easily circulated to the motor, resulting in damage of the motor due to high temperature.

SUMMERY OF THE UTILITY MODEL

The utility model provides an upper cover subassembly and have its cooking utensil to solve the easy circulation of hot-air among the correlation technique to motor department, lead to the motor to take place the problem of damage because of high temperature.

According to an aspect of the present invention, there is provided an upper cover assembly, the upper cover assembly including: a face cover; the lining structure is arranged below the face cover and comprises a first lining and a second lining positioned below the first lining; the fan assembly comprises a motor, and the motor is positioned between the surface cover and the first lining; and the heat insulation structure is arranged between the motor and the first lining.

Use the technical scheme of the utility model, this upper cover subassembly includes face lid, inner lining structure, fan subassembly and thermal-insulated structure. Through set up thermal-insulated structure between motor and first inside lining, utilize thermal-insulated structure to carry out the separation to hot-air, avoid too much heat conduction to motor department, and then guarantee that the motor can not take place to damage because of high temperature.

Further, thermal-insulated structure is including setting up the baffle on first inside lining, and the baffle has the first hole of dodging, and the fan subassembly still includes first fan blade, and the one end of the pivot of motor passes the first hole of dodging and is connected with first fan blade, the first aperture of dodging the hole and the diameter adaptation of pivot. The mode of setting up the baffle and carrying out thermal-insulated has simple structure's advantage. When assembling the fan assembly, at first pass first dodge the hole with the pivot, then fix motor and first fan blade in the both sides of baffle respectively, be convenient for operate, can promote assembly efficiency. With the aperture of first dodging the hole and the diameter adaptation of pivot, so guaranteeing that the pivot is smooth relatively first dodging the hole pivoted in the time, utilize the baffle to play good separation effect, avoid the hot-air of baffle below to circulate to motor department through the clearance between first dodging hole and the pivot.

Further, first inside lining has the mounting hole, and thermal-insulated structure still includes and encloses the annular connecting portion of establishing in the mounting hole periphery, and the baffle is connected with the one end of annular connecting portion. The baffle plate is fixed on the lining structure by the annular connecting part, so that the baffle plate is higher or lower than the mounting hole to form a concave or convex avoidance structure. The parts in the upper cover component can be avoided by the avoiding structure, so that the assembly is facilitated, and the thickness of the upper cover component is reduced.

Further, the upper end of annular connecting portion is connected with the lower surface of first inside lining, and the baffle is connected with the lower extreme of annular connecting portion. The annular connecting part and the partition plate are matched to form a concave avoiding structure.

Furthermore, the fan assembly further comprises a second fan blade arranged on the rotating shaft, and the second fan blade is located in an installation space defined by the partition plate and the annular connecting portion. The second fan blade is arranged in the installation space formed by the partition plate and the annular connecting part in a surrounding mode, the installation space required by the second fan blade can be reduced while the second fan blade is accommodated, and the integral thickness of the upper cover assembly is convenient to thin.

Furthermore, an air outlet is arranged on the annular connecting portion, an air outlet is arranged on the first lining, and the air outlet is communicated with the air outlet. Utilize air outlet and air exit to cooperate, can be with the heat discharge between face lid and the first inside lining, avoid the heat to gather between face lid and first inside lining.

Further, the heat insulation structure and the first lining are of an integrated structure, and/or the heat insulation structure is located right below the motor. Adopt integrated into one piece's mode, have the advantage of the processing of being convenient for, can reduce the processing cost, promote assembly efficiency. With thermal-insulated structure setting under the motor, be convenient for utilize thermal-insulated structure to insulate against heat, can promote thermal-insulated effect of thermal-insulated structure.

Furthermore, the second lining is provided with a second avoidance hole, and one end of the rotating shaft penetrates through the second avoidance hole and is connected with the first fan blade; and/or, first inside lining adopts the plastic material to make, is convenient for process out various fixed knot on first inside lining and constructs to fix parts such as motor, the second inside lining adopts the metal material to make, and the second inside lining has good heat resistance, guarantees that the second inside lining can not take place to damage under the hot-air's of below effect. The first fan blade is arranged below the second lining, the second avoidance hole is formed in the second lining, hot air below the second avoidance hole can be preliminarily separated by the second lining, and the hot air is prevented from flowing towards the motor. And, under the secondary separation of baffle, can further promote thermal-insulated effect.

Further, the upper cover assembly further comprises: the detachable cover is arranged below the lining structure; the heating piece is positioned between the detachable cover and the lining structure. Through setting up removable cover, can protect heating member and fan subassembly, avoid the user accident to touch heating member or fan subassembly, can promote cooking utensil's safety in utilization. And, set up removable cover detachably in the below of inside lining structure, be convenient for clean above-mentioned part.

According to another aspect of the present invention, there is provided a cooking appliance including the above-mentioned upper cover assembly. Consequently, this cooking utensil can utilize thermal-insulated structure to carry out the separation to hot-air equally, avoids too much heat conduction to motor department, and then guarantees that the motor can not take place to damage because of high temperature, life that can hoisting device.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows an exploded view of an upper cover assembly provided by an embodiment of the present invention;

fig. 2 shows a cross-sectional view of an upper cover assembly provided by an embodiment of the present invention;

FIG. 3 shows a schematic diagram of the first liner of FIG. 1;

FIG. 4 shows a schematic view of the first liner of FIG. 1 from another perspective;

fig. 5 shows a cross-sectional view of a cooking appliance provided by an embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. a face cover; 20. a lining structure; 21. a first liner; 211. an air outlet; 22. a second liner; 221. a second avoidance hole; 30. a fan assembly; 31. a motor; 32. a rotating shaft; 33. a first fan blade; 34. a second fan blade; 40. a thermally insulating structure; 41. a partition plate; 411. a first avoidance hole; 42. an annular connecting portion; 421. an air outlet; 50. a removable cover; 60. a heat generating member; 70. a pot body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 and 2, an embodiment of the present invention provides an upper cover assembly, which includes a cover 10, an inner lining structure 20, a fan assembly 30, and a heat insulation structure 40, wherein the inner lining structure 20 is disposed below the cover 10, and the inner lining structure 20 includes a first inner lining 21 and a second inner lining 22 located below the first inner lining 21. The fan assembly 30 includes a motor 31, and a main structure of the motor 31 is located between the face cover 10 and the lining structure 20. In the present embodiment, the heat insulating structure 40 is disposed between the motor 31 and the first liner 21.

Use the upper cover subassembly that this embodiment provided, through set up thermal-insulated structure 40 between motor 31 and first inside lining 21, utilize thermal-insulated structure 40 to carry out the separation to hot-air, avoid too much heat conduction to motor 31 department, and then guarantee that motor 31 can not take place to damage because of high temperature, life that can hoisting device.

The heat insulation structure 40 may be a separate heat insulation member disposed between the motor 31 and the first liner 21, and the heat insulation structure 40 may also be a heat insulation member integrally formed with the first liner 21.

As shown in fig. 3 and 4, in the present embodiment, the heat insulation structure 40 includes a partition plate 41 disposed on the first liner 21, the partition plate 41 has a first avoiding hole 411, the fan assembly 30 further includes a first fan blade 33, one end of the rotating shaft 32 of the motor 31 passes through the first avoiding hole 411 and is connected to the first fan blade 33, the rotating shaft 32 can be used to drive the first fan blade 33 to rotate, and then hot air is blown into the cooking cavity, so as to cook food in the cooking cavity.

The mode of setting up baffle 41 and carrying out thermal-insulated has simple structure's advantage. When assembling fan subassembly 30, at first pass first dodge hole 411 with pivot 32, then fix motor 31 and first fan blade 33 in the both sides of baffle 41 respectively, be convenient for operate, can promote assembly efficiency.

In this embodiment, the diameter of the first avoiding hole 411 is adapted to the diameter of the rotating shaft 32. Specifically, the aperture of the first avoiding hole 411 is slightly larger than the aperture of the rotating shaft 32, so that when the rotating shaft 32 smoothly rotates relative to the first avoiding hole 411, a good blocking effect can be achieved by using the partition plate 41, and hot air below the partition plate 41 is prevented from flowing to the motor 31 through the gap between the first avoiding hole 411 and the rotating shaft 32.

As shown in fig. 3 and 4, the first liner 21 has a mounting hole, the heat insulating structure 40 further includes an annular connecting portion 42 surrounding the periphery of the mounting hole, and the partition plate 41 is connected to one end of the annular connecting portion 42. The baffle plate 41 is fixed to the first liner 21 with the annular connecting portion 42 such that the baffle plate 41 is higher or lower than the mounting hole to form a concave or convex relief structure. The parts in the upper cover component can be avoided by the avoiding structure, so that the assembly is facilitated, and the thickness of the upper cover component is reduced.

As shown in fig. 1 and fig. 2, in the present embodiment, the fan assembly 30 further includes a second fan blade 34 disposed on the rotating shaft 32, and the second fan blade 34 is located in an installation space defined by the partition plate 41 and the annular connecting portion 42.

In the present embodiment, the upper end of the annular connecting portion 42 is connected to the lower surface of the first liner 21, and the partition plate 41 is connected to the lower end of the annular connecting portion 42. Annular connecting portion 42 and baffle 41 cooperate and form recessed dodge structure, set up second fan blade 34 in recessed dodge structure, when the realization holds second fan blade 34, can reduce the required installation space of second fan blade 34, the whole thickness of the thin upper cover subassembly of being convenient for. In other embodiments, the annular connecting portion 42 and the partition plate 41 may cooperate to form an upwardly convex avoidance structure, which may also be used to avoid other components inside the cover assembly.

Specifically, under the state that motor 31 is electrified, motor 31 can drive first fan blade 33 through pivot 32 and rotate, and first fan blade 33 below is provided with the piece that generates heat, utilizes first fan blade 33 can blow hot-air to the culinary art intracavity to cook food. In this process, the motor 31 can drive the second fan blade 34 to rotate through the rotating shaft 32, and the second fan blade 34 blows air above the first liner 21 to the motor 31, so as to cool the motor 31 and avoid the overheating problem of the motor 31. Through setting up baffle 41, can carry out the separation to the hot-air that generates heat a department, avoid hot-air circulation to motor 31 department. In the present embodiment, the upper and lower sides correspond to the upper and lower sides shown in fig. 2, respectively.

In this embodiment, the partition plate 41 is a circular partition plate, and the annular connecting portion 42 is a circular ring structure, so that the second fan blade 34 can rotate in a cylindrical space defined by the partition plate 41 and the annular connecting portion 42.

As shown in fig. 5, an air outlet 421 is disposed on the annular connecting portion 42, an air outlet 211 is disposed on the first liner 21, and the air outlet 421 is communicated with the air outlet 211. By matching the air outlet 421 with the air outlet 211, the heat between the cover 10 and the first liner 21 can be exhausted, and the heat is prevented from being accumulated between the cover 10 and the first liner 21.

The heat insulation structure 40 and the first liner 21 are integrally formed. Adopt integrated into one piece's mode, have the advantage of the processing of being convenient for, can reduce the processing cost, promote assembly efficiency. In addition, the heat insulation structure 40 is disposed right below the motor 31, so that heat insulation by the heat insulation structure 40 is facilitated, and the heat insulation effect of the heat insulation structure 40 can be improved.

Specifically, the second liner 22 has a second avoiding hole 221, and one end of the rotating shaft 32 of the motor 31 passes through the second avoiding hole 221 and is connected to the first fan blade 33. The first fan blades 33 are arranged below the second lining 22, the second avoidance holes 221 are formed in the second lining 22, hot air below the second lining 22 can be initially blocked by the aid of the second lining 22, and the hot air is prevented from flowing towards the motor 31. Further, the heat insulation effect can be further improved by the secondary blocking of the partition plate 41.

In this embodiment, the first liner 21 is made of a plastic material, so that various fixing structures can be conveniently processed on the first liner 21 to fix the components such as the motor 31. The partition plate 41 and the first liner 21 are integrally formed by injection molding.

In this embodiment, the second liner 22 is made of metal, and the second liner 22 has good heat resistance, so that the second liner 22 is not damaged by the hot air below the second liner 22.

By providing the heat insulating structure 40, under the separating action of the heat insulating structure 40 and the first liner 21, the space in the upper cover assembly can be separated into two parts, one part is a heat dissipation space formed between the face cover 10 and the first liner 21, and the other part is a heating space below the second liner 22. Under thermal-insulated effect of thermal-insulated structure 40, can avoid heating space and heat dissipation space formation heat convection, avoid the direct circulation of hot-air in the heating space to the heat dissipation space in, guarantee that the temperature in the heat dissipation space can not be too high, and then can guarantee that parts such as motor 31 in the heat dissipation space can not take place to damage because of high temperature, can hoisting device's life.

As shown in fig. 1 and 2, the cover assembly further includes a detachable cover 50 and a heat generating member 60, the detachable cover 50 is disposed below the lining structure 20, and the heat generating member 60 is located between the detachable cover 50 and the lining structure 20. Through setting up removable cover 50, can protect heating element 60 and fan subassembly 30, avoid the user to touch heating element 60 or fan subassembly 30 by accident, can promote cooking utensil's safety in utilization. Also, the removable cover 50 is removably positioned beneath the liner structure 20 to facilitate cleaning of the components.

As shown in fig. 5, the embodiment of the present invention provides a cooking appliance, which includes a pot body 70 and the above-mentioned upper cover assembly, wherein the upper cover assembly is openably and closably disposed on the pot body 70. Therefore, this cooking utensil can utilize thermal-insulated structure 40 to carry out the separation to hot-air equally, avoids too much heat conduction to motor 31 department, and then guarantees that motor 31 can not take place to damage because of high temperature, can hoisting device's life.

Wherein, the cooking utensil comprises an air fryer, an electric cooker and an electric pressure cooker. In this embodiment, the cooking appliance is an air fryer and the upper lid assembly is a baking lid.

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 example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and 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 interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A cover assembly, comprising:

a face cover (10);

a lining structure (20) disposed below the face cover (10), the lining structure (20) including a first lining (21) and a second lining (22) located below the first lining (21);

a fan assembly (30) comprising a motor (31), the motor (31) being located between the face cover (10) and the first liner (21);

a heat insulation structure (40) disposed between the motor (31) and the first liner (21).

2. The upper cover assembly according to claim 1, wherein the heat insulation structure (40) comprises a partition plate (41) arranged on the first lining (21), the partition plate (41) is provided with a first avoidance hole (411), the fan assembly (30) further comprises a first fan blade (33), one end of a rotating shaft (32) of the motor (31) penetrates through the first avoidance hole (411) and is connected with the first fan blade (33), and the aperture of the first avoidance hole (411) is matched with the diameter of the rotating shaft (32).

3. The upper cover assembly according to claim 2, wherein the first liner (21) has a mounting hole, the heat insulating structure (40) further includes an annular connecting portion (42) provided around the outer periphery of the mounting hole, and the partition plate (41) is connected to one end of the annular connecting portion (42).

4. The upper cover assembly according to claim 3, wherein an upper end of the annular connection portion (42) is connected with a lower surface of the first liner (21), and the partition plate (41) is connected with a lower end of the annular connection portion (42).

5. The upper cover assembly according to claim 3, wherein the fan assembly (30) further comprises a second fan blade (34) arranged on the rotating shaft (32), and the second fan blade (34) is located in an installation space defined by the partition plate (41) and the annular connecting portion (42).

6. The upper cover assembly according to claim 3, wherein an air outlet (421) is formed in the annular connecting portion (42), an air outlet (211) is formed in the first liner (21), and the air outlet (421) is communicated with the air outlet (211).

7. -upper cover assembly according to any one of claims 1 to 6, characterized in that the insulating structure (40) is an integral structure with the first liner (21) and/or in that the insulating structure (40) is located directly below the electric machine (31).

8. The lid assembly of claim 2,

the second lining (22) is provided with a second avoidance hole (221), and one end of the rotating shaft (32) penetrates through the second avoidance hole (221) and is connected with the first fan blade (33); and/or the presence of a gas in the gas,

the first inner liner (21) is made of a plastic material, and the second inner liner (22) is made of a metal material.

9. The cover assembly of claim 1, further comprising:

a removable cover (50) disposed below the lining structure (20);

a heat generating member (60) located between the removable cover (50) and the lining structure (20).

10. A cooking appliance, characterized in that it comprises a cover assembly according to any one of claims 1 to 9.

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