CN113842028B

CN113842028B - Cooking utensil

Info

Publication number: CN113842028B
Application number: CN202111334003.5A
Authority: CN
Inventors: 任孟珂; 林健; 任志文
Original assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2023-02-03
Anticipated expiration: 2041-11-11
Also published as: CN113842028A

Abstract

The application discloses cooking utensil, cooking utensil includes casing assembly, power device group, fan subassembly and interior cavity, the outside of cavity including casing assembly sets up, be formed with inlet air channel and air exhaust passageway between casing assembly and the interior cavity, inlet air channel communicates with the external world through cooking utensil's top and cooking utensil's bottom at least, air exhaust passageway communicates with the external world through the air outlet that is located cooking utensil's front portion, power device group dispersion sets up in inlet air channel and air exhaust passageway, air exhaust passageway passes through fan subassembly and inlet air channel intercommunication. Through setting air inlet channel to the bottom and the external intercommunication that pass through cooking utensil's top and cooking utensil at least for the intake obtains the increase, and the increase of intake has improved radiating ability, on prior art's basis, can reduce the size of air outlet, in order to guarantee cooking utensil's wholeness, and then promote user's use and experience.

Description

Cooking utensil

Technical Field

The application relates to the technical field of household appliances, in particular to a cooking appliance.

Background

This section provides background information related to the present disclosure only and is not necessarily prior art.

When the embedded cooking appliance works, the power device group in the embedded cooking appliance needs to dissipate heat, so that a heat dissipation air channel with an air inlet and an air outlet needs to be arranged on the cooking appliance, the power device group is arranged in the heat dissipation air channel, external air enters the heat dissipation air channel through the air inlet and exchanges heat with the power device group to dissipate heat, and the air after heat exchange is discharged through the air outlet.

After embedded cooking utensil embedded installation was inside to the cupboard, when the cupboard did not have the passageway of airing exhaust, cooking utensil's heat dissipation wind channel's air outlet set up in cooking utensil's front portion usually, in order to satisfy the needs of airing exhaust, the width of air outlet is greater than 10mm at least, and cooking utensil's wholeness has seriously been influenced in the existence of broad air outlet, has reduced user's use and has experienced.

Content of application

The purpose of this application is to solve the problem of how to reduce the size of air outlet at least. The purpose is realized by the following technical scheme:

the application provides a cooking utensil, cooking utensil includes:

an inner cavity;

the shell assembly is arranged on the outer side of the inner cavity, an air inlet channel and an air exhaust channel are formed between the shell assembly and the inner cavity, the air inlet channel is communicated with the outside at least through the top of the cooking utensil and the bottom of the cooking utensil, and the air exhaust channel is communicated with the outside through an air outlet positioned at the front part of the cooking utensil;

the power device groups are dispersedly arranged in the air inlet channel and the air exhaust channel;

and the air exhaust channel is communicated with the air inlet channel through the fan component.

According to the cooking utensil of the application, this cooking utensil embedding is installed in the cupboard, when using cooking utensil, the fan subassembly starts, make the outside air enter into the fan subassembly via inlet air channel, the air current that gets into in the inlet air channel gets into the fan subassembly after heat exchange with the partial power device group that is located the inlet air channel, the air current that gets into the fan subassembly enters into the passageway of airing exhaust and with the partial power device group heat exchange in the passageway of airing exhaust under the effect of fan subassembly, the air current that just passes through after the heat exchange in the passageway of airing exhaust discharges via the air outlet, in order to satisfy cooking utensil's heat dissipation demand. Through setting air inlet channel to the bottom and the external intercommunication that pass through cooking utensil's top and cooking utensil at least for the intake obtains the increase, and the increase of intake has improved radiating ability, on prior art's basis, can reduce the size of air outlet, in order to guarantee cooking utensil's wholeness, and then promote user's use and experience.

In addition, the cooking utensil according to this application, can also have following additional technical characterstic:

in some embodiments of the present application, the air intake channel comprises:

the first air duct is formed between the top plate of the shell assembly and the inner cavity, one end of the first air duct is communicated with the outside, and the other end of the first air duct is communicated with the fan assembly;

the second wind channel, the second wind channel is including the bottom wind channel and the rear portion wind channel that communicate each other, the bottom wind channel forms casing assembly's bottom plate with between the interior cavity and with external intercommunication, the rear portion wind channel forms casing assembly's back plate with between the interior cavity and with fan subassembly intercommunication.

In some embodiments of the present application, the power component group includes an electronic control board disposed within the rear air duct.

In some embodiments of the present application, the cooking appliance further comprises:

the hot air assembly is arranged on a side plate of the inner cavity facing the rear plate, and a radiating fan of the hot air assembly is positioned between the rear plate and the inner cavity;

the air guide is arranged in the rear air channel and the rear air channel is internally separated to form an auxiliary air channel, the cooling fan is arranged in the auxiliary air channel, one side of the auxiliary air channel is communicated with the outside through a through hole of the rear plate, and the other side of the auxiliary air channel is communicated with the electric control plate.

In some embodiments of the present application, the air intake channel further includes a third air duct, the third air duct is formed between the first side plate of the housing assembly and the inner cavity, the third air duct is communicated with the outside through the first air hole of the first side plate, and the third air duct passes through the first air duct and/or the second air duct and the fan assembly.

In some embodiments of this application, air inlet channel still includes fourth wind channel, fourth wind channel forms casing assembly's second curb plate with between the interior cavity, fourth wind channel warp the second wind hole and the external intercommunication of second curb plate, fourth wind channel passes through first wind channel and/or the second wind channel with fan subassembly intercommunication.

In some embodiments of this application, cooking utensil still includes the installation frame, the installation frame respectively with the roof with interior cavity cooperation and being close to cooking utensil's anterior setting, the installation frame is used for the installation cooking utensil's accuse box subassembly, the top of installation frame is equipped with the fresh air inlet, first wind channel passes through fresh air inlet and external intercommunication.

In some embodiments of the present application, the cooking appliance further includes a wind scooper disposed in the first wind channel and separating the air exhaust channel from the first wind channel, an inlet of the wind scooper is communicated with the fan assembly, and an outlet of the wind scooper is communicated with the air outlet located on the front plate of the casing assembly.

In some embodiments of the present application, the cooking appliance further comprises a door assembly disposed on the front plate and below the control box assembly, the air outlet disposed on the body of the front plate between the door assembly and the control box assembly;

and/or the air outlet extends along the width direction of the cooking utensil, and the size range of the air outlet in the height direction of the cooking utensil is [2mm,10mm ].

the first air deflector is arranged in the first air channel, the power device group comprises a capacitor module, and the capacitor module is arranged on the side surface of the first air deflector facing the rear plate;

the power device group further comprises a filtering module, and the filtering module is arranged between the second air deflector and the rear plate.

In some embodiments of the present application, the first air guiding plate includes a first plate and a second plate connected to each other, the second plate is bent in a direction away from the rear plate, in a height direction of the cooking appliance, the first plate protrudes from a top plate of the second plate, the second plate protrudes from a bottom of the first plate, and a protruding height of the first plate and a coincidence height of the first plate and the second plate are set in a preset ratio.

In some embodiments of the present application, the power device group further includes:

the microwave generating module is arranged in the first air channel;

the pressure transformation module is arranged in the exhaust channel.

Drawings

Various additional advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like parts are designated by like reference numerals throughout the drawings. In the drawings:

fig. 1 schematically shows a structural schematic view of a cooking appliance according to an embodiment of the present application;

FIG. 2 is a schematic view of the cooking appliance shown in FIG. 1 in a partially exploded configuration;

fig. 3 is a partial structural view of the cooking appliance shown in fig. 2;

FIG. 4 is a schematic structural view of a rear plate of the housing assembly shown in FIG. 2;

FIG. 5 is a schematic structural view of a bottom plate of the housing assembly shown in FIG. 2;

FIG. 6 is a schematic view of a first side plate of the housing assembly shown in FIG. 2;

FIG. 7 is a schematic view of a second side plate of the housing assembly shown in FIG. 2;

FIG. 8 is a schematic view of the mounting frame shown in FIG. 2;

fig. 9 is a schematic structural view of the first wind deflector shown in fig. 3;

fig. 10 is a sectional view of the cooking appliance shown in fig. 1 (black hollow arrows in the drawing indicate the direction of air flow).

The reference numbers are as follows:

100 is a cooking utensil;

101 is an air outlet, 102 is an air exhaust channel, and 103 is an air inlet channel;

10 is an inner cavity;

20 is a shell component;

21 is a top plate, 22 is a bottom plate, 221 is a bottom air hole, 23 is a second side plate, 231 is a second air hole, 24 is a first side plate, 241 is a first air hole, 25 is a rear plate, and 251 is a through hole;

30 is a power device group;

31 is a microwave generation module, 32 is a capacitance module, 33 is an electric control board, and 34 is a filtering module;

40 is a fan component;

50 is a hot air component;

60 is a door assembly;

70 is a control box component;

80 is a mounting frame;

81 is an air inlet hole;

91 is the wind-guiding piece, 92 is the first aviation baffle, 921 is the first plate body, 9211 is the mounting hole, 922 is the second plate body, 93 is the second aviation baffle, 94 is the wind scooper.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless specifically identified as an order of performance. It should also be understood that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such 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 the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "in 8230 \8230; below" may include both upper and lower orientations. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1 to 10, according to an embodiment of the present application, a cooking appliance 100 is provided, the cooking appliance 100 includes a housing assembly 20, a power device group 30, a fan assembly 40, and an inner cavity 10, the housing assembly 20 is disposed outside the inner cavity 10, an air intake channel 103 and an air exhaust channel 102 are formed between the housing assembly 20 and the inner cavity 10, the air intake channel 103 communicates with the outside through at least a top of the cooking appliance 100 and a bottom of the cooking appliance 100, the air exhaust channel 102 communicates with the outside through an air outlet 101 located at a front portion of the cooking appliance 100, the power device group 30 is dispersedly disposed in the air intake channel 103 and the air exhaust channel 102, and the air exhaust channel 102 communicates with the air intake channel 103 through the fan assembly 40.

Specifically, the cooking appliance 100 is embedded in a cabinet, when the cooking appliance 100 is used, the fan assembly 40 is started, so that outside air enters the fan assembly 40 through the air inlet channel 103, the air flow entering the air inlet channel 103 exchanges heat with a part of the power device groups 30 located in the air inlet channel 103 and then enters the fan assembly 40, the air flow entering the fan assembly 40 enters the air exhaust channel 102 under the action of the fan assembly 40 and exchanges heat with a part of the power device groups 30 in the air exhaust channel 102, and the air flow in the air exhaust channel 102 and after heat exchange is discharged through the air outlet 101, so as to meet the heat dissipation requirement of the cooking appliance 100. Through setting air inlet channel 103 to the bottom and the external intercommunication that pass through cooking utensil 100's top and cooking utensil 100 at least for the intake obtains the increase, and the increase of intake has improved radiating ability, on prior art's basis, can reduce the size of air outlet 101, in order to guarantee cooking utensil 100's wholeness, and then promote user's use and experience.

It should be understood that, the intake of the air intake channel 103 is increased, and by reducing the size of the air outlet 101, on the basis of keeping the original formation of the fan assembly 40 unchanged, the flow rate of the air flow can be increased, so as to improve the heat exchange performance of the power device group 30, and further improve the heat dissipation effect of the cooking appliance 100.

In addition, the inner cavity 10 is formed with a cooking cavity, and after the power device group 30 is started, the food material in the cooking cavity can be heated, so that the food material can be cooked.

It should be noted that, in the embodiment of the present application, when the cooking appliance 100 is embedded and installed inside the cabinet and the user faces the cooking appliance 100, a side of the cooking appliance 100 close to the user is a front portion, a side of the cooking appliance 100 far from the user is a rear portion, a side of the cooking appliance 100 close to the ground is a bottom portion, a side of the cooking appliance 100 far from the ground is a top portion, a side of the cooking appliance 100 on the left hand side of the user is a left side portion, and a side of the cooking appliance 100 on the right hand side of the user is a right side portion.

In addition, a distance between the left side and the right side of the cooking appliance 100 is a length of the cooking appliance 100, a distance between the top and the bottom of the cooking appliance 100 is a height of the cooking appliance 100, and a distance between the front and the rear of the cooking appliance 100 is a width of the cooking appliance 100.

The longitudinal direction of the cooking utensil 100 is a direction corresponding to the length of the cooking utensil 100, the width direction of the cooking utensil 100 is a direction corresponding to the width of the cooking utensil 100, and the height direction of the cooking utensil 100 is a direction corresponding to the height of the cooking utensil 100.

It is further understood that, as shown in fig. 2 and 10, the air inlet channel 103 has a first air channel and a second air channel, the first air channel is formed between the inner cavity 10 and the top plate 21, and the second air channel is formed by the inner cavity 10 and the bottom plate 22, wherein the first air channel and the second air channel are communicated with each other, one end of the bottom air channel is communicated with the outside, the other end of the bottom air channel is communicated with one end of the rear air channel, and the other end of the rear air channel is communicated with the fan assembly 20.

Specifically, a first air duct constituting the air inlet channel 103 is disposed at the top of the inner cavity 10 and supplies air through the top of the cooking utensil 100, and a second air duct constituting the air inlet channel 103 covers the bottom and the rear of the cooking utensil 100, that is, includes a bottom air duct and a rear air duct. When the cooking appliance 100 needs to dissipate heat, the fan assembly 40 is started, external air flows enter the first air duct and the second air duct respectively under the action of the fan assembly 40, enter the fan assembly 40 through the first air duct and the second air duct, are sent into the air exhaust channel 102 by the action of the fan assembly 40, and are finally exhausted through the air outlet 101. Since the second air duct covers the bottom and the rear of the cooking appliance 100, it is convenient to arrange the components of the power device group 30 more dispersedly so as to improve the heat dissipation effect of the components of the power device group 30.

It is to be understood that the bottom plate 22 is disposed at the bottom of the cooking appliance 100, the rear plate 25 is disposed at the rear of the cooking appliance 100, and the top plate 21 is disposed at the top of the cooking appliance 100.

It should be noted that, as shown in fig. 2 and 5, the bottom air duct is communicated with the outside by providing the bottom air hole 221 on the bottom plate 22, when the cooking appliance 100 is a built-in cooking appliance 100, the bottom air hole 221 may be disposed on one side of the bottom plate 22 close to the front of the cooking appliance 100, so that the outside air flow enters the bottom air duct through the bottom air hole 221, and the air amount entering the second air duct is ensured; in addition, the number of the bottom air holes 221 can be multiple, and the air inlet amount of the bottom air duct can be further increased by arranging the multiple bottom air holes 221, so that the air inlet amount of the second air duct is further increased.

In addition, the first air duct and the second air duct can also radiate heat from the outer surface of the inner cavity 10 at the same time, so as to prevent the case that the temperature of the housing assembly 20 is excessively increased.

Further, as shown in fig. 2 and 3, the power device group 30 includes an electric control board 33 disposed inside the rear air duct, the electric control board 33 has a small thickness, and by disposing the electric control board 33 in the rear air duct, the structural space required for mounting the electric control board 33 is reduced on the premise of satisfying the mounting and heat dissipation of the electric control board 33, so that the cooking appliance 100 is designed compactly, and the cooking appliance 100 is favorably miniaturized in production.

It should be understood that the electric control board 33 is installed and fixed on the side surface of the inner cavity 10 corresponding to the rear board 25, after the fan assembly 40 is started, the external air enters the bottom air duct and flows towards the rear air duct, when the air flow enters the rear air duct and passes through the electric control board 33, the air flow exchanges heat with the electric control board 33, so that the temperature rise of the electric control board 33 is reduced, and the air flow after heat exchange is discharged to the air exhaust channel 102 through the fan assembly 40 and is discharged through the air outlet 101.

It should be noted that, as shown in fig. 4, the rear plate 25 may be provided with a rear air hole communicated with the rear channel, when the fan assembly 40 is started, the outside air may enter the rear air channel through the rear air hole, and by providing the rear air hole, the intake rate of the second air channel is further increased, so that the intake rate of the intake channel 103 is further increased.

In addition, the rear air holes can be of a mesh structure or an independent hole structure, when the rear air holes are of the independent hole structure, the air inlet amount can be further increased by arranging a plurality of rear air holes, the rear air holes can be correspondingly arranged with the installation positions of the electric control plate 33, so that air flow entering the rear air channel directly dissipates heat of the electric control plate 33, and the heat dissipation efficiency is further improved.

Further, as shown in fig. 2, 3 and 10, the cooking appliance 100 further includes an air guide 91 and a hot air assembly 50, the hot air assembly 50 is disposed on a side plate of the inner cavity 10 facing the rear plate 25, a heat dissipation fan of the hot air assembly 50 is located between the rear plate 25 and the inner cavity 10, the air guide 91 is disposed in the rear air duct and separates an auxiliary air duct from the rear air duct, the heat dissipation fan is disposed in the auxiliary air duct, one side of the auxiliary air duct is communicated with the outside through a through hole 251 of the rear plate 25, and the other side of the auxiliary air duct is communicated with the electronic control board 33. Specifically, the hot air assembly 50 is installed on a side plate of the inner cavity 10 facing the rear plate 25, wherein a heat dissipation fan of the hot air assembly 50 is extended between the inner cavity 10 and the rear plate 25 (i.e., in the rear air duct), the air guide 91 is disposed around the heat dissipation air duct, one side of the air guide 91 abuts against the rear plate 25, the other side of the air guide 91 abuts against the rear plate 25, so as to form an auxiliary air duct, the auxiliary air duct occupies a part of the rear air duct, and two sides of the auxiliary air duct are respectively communicated with the through hole 251 of the rear plate 25 and the electric control plate 33. When the cooking appliance 100 is used, the fan assembly 40 is started, under the action of the fan assembly 40, outside air enters the first air duct and the second air duct, enters the fan assembly 40 along the first air duct and the second air duct and enters the exhaust channel 102, and is finally exhausted through the air outlet 101, and in the air flowing process, the power device group 30 arranged in the exhaust channel 102 is radiated to reduce the temperature rise of the power device group 30.

When the cooking appliance 100 cooks with the hot air assembly 50, the hot air assembly 50 is started, the heat dissipation fan of the hot air assembly 50 is also started synchronously, and under the action of the heat dissipation fan, the outside air enters the auxiliary air duct through the through hole 251 of the rear plate 25 and is output to the position of the electronic control board 33, so that the heat dissipation of the electronic control board 33 is realized.

Through setting up supplementary passageway, when cooking utensil 100 used hot-blast subassembly 50 to cook, accessible rear portion wind channel and supplementary wind channel carried out dual heat dissipation to automatically controlled board 33, have further improved the radiating effect to automatically controlled board 33 for cooking utensil 100's heat dissipation demand has obtained further satisfaction.

It should be understood that the heat dissipation fan sucks the external air into the auxiliary channel from the through hole 251 of the rear plate 25, and the air also dissipates heat of the motor and other components of the hot air assembly 50, so as to reduce the temperature rise of the hot air assembly 50.

It should be noted that, as shown in fig. 3, the air guide 91 is a structural member (which may be formed by bending a plate-shaped member) similar to a volute, the through holes of the cooling fan and the rear plate 25 are arranged along the axial direction of the structural member, and the corresponding positions (outlet positions) of the air guide 91 and the electronic control board 33 are arranged along the circumferential direction of the structural member, so that the external air can be effectively sent to the position of the electronic control board 33 by the rotation of the cooling fan, thereby achieving auxiliary heat dissipation of the electronic control board 33.

In addition, the through holes 251 may have a mesh structure or an independent hole structure, and when the through holes 251 have an independent hole structure, the air intake amount may be further increased by providing a plurality of through holes 251, thereby further improving the heat dissipation efficiency.

Further, as shown in fig. 2 and 3, the air intake channel 103 further includes a third air duct, the third air duct is formed between the first side plate 24 of the housing assembly 20 and the inner cavity 10, the third air duct is communicated with the outside through the first air hole 241 of the first side plate 24, and the third air duct is communicated with the fan assembly 40 through the first air duct and/or the second air duct. Specifically, the first side plate 24 and the inner cavity 10 form a third air duct, the third air duct is communicated with the first air duct, or the third air duct is communicated with the second air duct, or the third air duct is respectively communicated with the first air duct and the second air duct, that is, the air inlet channel 103 covers the first side portion of the cooking utensil 100 (the first side plate 24 is in the direction). Through setting up the third wind channel, realize cooking utensil 100's lateral part air inlet, further improved the intake of inlet air channel 103 for radiating efficiency has obtained further improvement, can further reduce the size of air outlet 101.

It should be noted that, when the third air duct communicates with the second air duct, the third air duct may communicate with the rear air duct and/or the bottom air duct, and the specific communication mode is not described in detail herein, even if the specific communication mode of the third air duct and the second air duct is not limited in this application, any one of the two communication modes is considered as the protection scope of this application.

In addition, as shown in fig. 6, the first air holes 241 may have a mesh structure or an independent hole structure, and when the first air holes 241 have an independent hole structure, the amount of intake air may be further increased by providing a plurality of first air holes 241, thereby further improving the heat dissipation efficiency.

Further, in the embodiment of the present application, the first side plate 24 is located at the right side portion of the cooking appliance 100, thereby realizing that the cooking appliance 100 forms an air intake structure at the right side thereof.

Further, as shown in fig. 2 and 3, the air intake channel 103 further includes a fourth air duct, the fourth air duct is formed between the second side plate 23 of the housing assembly 20 and the inner cavity 10, the fourth air duct is communicated with the outside through the second air hole 231 of the second side plate 23, and the fourth air duct is communicated with the fan assembly 40 through the first air duct and/or the second air duct. Specifically, the second side plate 23 and the inner cavity 10 form a fourth air duct, the fourth air duct is communicated with the first air duct, or the fourth air duct is communicated with the second air duct, or the fourth air duct is respectively communicated with the first air duct and the second air duct, that is, the air inlet channel 103 covers the second side portion of the cooking utensil 100 (the second side plate 23 is in the direction). By arranging the fourth air duct, air enters the lateral part of the cooking appliance 100, the air inlet volume of the air inlet channel 103 is further increased, the heat dissipation efficiency is further increased, and the size of the air outlet 101 can be further reduced.

It should be noted that, when the fourth air duct is communicated with the second air duct, the fourth air duct may be communicated with the rear air duct and/or the bottom air duct, and the specific communication manner is not described in detail herein, even if the specific communication manner between the fourth air duct and the second air duct is not limited in the present application, any one of the two communication manners is considered as a protection scope of the present application.

In addition, as shown in fig. 7, the second air holes 231 may have a mesh structure or an independent hole structure, and when the second air holes 231 have an independent hole structure, the amount of intake air may be further increased by providing a plurality of second air holes 231, thereby further improving heat dissipation efficiency.

In addition, in the embodiment of the present application, the second side plate 23 is located at the left side portion of the cooking appliance 100, thereby realizing that the cooking appliance 100 forms an air intake structure at the left side thereof.

It should be understood that, in the embodiment of the present application, the bottom plate 22, the first side plate 24, the second side plate 23, the top plate 21 and the rear plate 25, which constitute the housing assembly 20, are provided with holes for air intake, so that the cooking appliance 100 forms a five-side air intake structure (top, bottom, first side portion, second side portion and rear portion), the air intake amount of the air intake channel 103 is greatly improved, the heat dissipation effect of the cooking appliance 100 is effectively ensured, and further the minimum setting of the air outlet 101 can be realized, so that the integrity of the cooking appliance 100 is ensured, the aesthetic property of the cooking appliance 100 is ensured, and further, the use experience of the user is improved.

Further, as shown in fig. 2, 3, 8 and 10, the cooking appliance 100 further includes a mounting frame 80, the mounting frame 80 is respectively matched with the top plate 21 and the inner cavity 10 and is disposed near the front portion of the cooking appliance 100, the mounting frame 80 is used for mounting the control box assembly 70 of the cooking appliance 100, an air inlet 81 is disposed at the top of the mounting frame 80, and the first air duct is communicated with the outside through the air inlet 81.

Specifically, in the embodiment of the present application, a cooking installation frame 80 is disposed on the top of the inner cavity 10 and near the front of the cooking appliance 100, a control box assembly 70 is installed on the installation frame 80, and a user controls the cooking appliance 100 by operating the control box assembly 70. With the fresh air inlet 81 setting on installation frame 80 to fresh air inlet 81 is located the top of installation frame 80, thereby has realized the top air inlet structure of first passageway, avoids setting up corresponding air inlet structure in cooking utensil 100's front portion, has further guaranteed cooking utensil 100's wholeness, makes cooking utensil 100's aesthetic property obtain promoting, thereby has promoted user's use and has experienced.

It should be understood that, by providing the air inlet holes 81 on the mounting frame 80, air contacts with the components of the control box assembly 70 during the process of entering the first air duct through the air inlet holes 81, and the heat dissipation of the control box assembly 70 can be realized by the contact between each other, so as to reduce the temperature rise of the control box assembly 70.

It should be noted that, the number of the air inlet holes 81 is plural, each air inlet hole 81 is arranged on the mounting frame 80 at an interval, and the interval direction is along the length direction of the cooking utensil 100, by arranging the plural air inlet holes 81, the air inflow of the first air channel is improved, and then the air inflow of the air inlet channel is improved, so that the heat dissipation effect of the cooking utensil 100 is ensured.

Further, as shown in fig. 2, 3 and 10, the cooking appliance 100 further includes an air guiding cover 94, the air guiding cover 94 is disposed in the first air duct and divides an air exhaust channel 102 in the first air duct, an inlet of the air guiding cover 94 is communicated with the fan assembly 40, and an outlet of the air guiding cover 94 is communicated with an air outlet 101 on the front plate of the casing assembly 20. Specifically, the air guiding cover 94 is disposed on a side surface of the inner cavity 10 facing the top plate 21, the air guiding cover 94 and an outer surface of the inner cavity 10 enclose to form an air exhaust channel 102, one end of the air exhaust channel 102 is communicated with the fan assembly 40, and the other end is communicated with the air outlet 101. The first air duct and the air exhaust duct 102 are both disposed at the top of the inner cavity 10, and the air guiding cover 94 is used to isolate the first air duct from the air exhaust duct 102, so that the air duct structure of the cooking utensil 100 is more compact, and the cooking utensil 100 is convenient to be manufactured in a miniaturized manner.

It should be noted that, the wind scooper 94 is disposed on the top of the inner cavity 10, and the fan assembly 40 is also disposed on the top of the inner cavity 10 (the fan assembly 40 is disposed near the rear plate 25), so that the wind scooper 94 and the fan assembly 40 are disposed on the top of the inner cavity 10 at the same time, thereby saving the installation space inside the cooking utensil 100 and improving the space utilization rate of the cooking utensil 100.

In addition, in the embodiment of the present application, the fan assembly 40 includes a cross-flow wind wheel and a motor, the motor is in transmission connection with the cross-flow wind wheel, the air inlet channel is communicated with an air inlet (axially arranged) of the cross-flow wind wheel, and the air outlet channel 102 is communicated with an air outlet (circumferentially arranged) of the cross-flow wind wheel.

In addition, the number of cross-flow wind wheels can be a plurality of, and a plurality of cross-flow wind wheels are connected with motor drive respectively, through setting up a plurality of cross-flow wind wheels in order to improve fan assembly 40's driving capability to further promote the admission of air, and then promoted cooking utensil 100's heat-sinking capability.

Further, as shown in fig. 1 to 3, and fig. 10, the cooking appliance 100 further includes a door assembly 60, the door assembly 60 is disposed on the front plate and below the control box assembly 70, and the air outlet 101 is disposed on the body of the front plate between the door assembly 60 and the control box assembly 70. Specifically, door subassembly 60 and control box subassembly 70 all set up in the front portion of cooking utensil 100, wherein, control box subassembly 70 sets up on installation frame 80 and is located the top of door subassembly 60, door subassembly 60 sets up and articulates on the front bezel and is located control box subassembly 70's below, utilize the rotation of door subassembly 60 relative to the front bezel to realize opening or closing the culinary art chamber of internal cavity 10, when door subassembly 60 is closed the culinary art chamber, door subassembly 60 sets up with control box subassembly 70 parallel and level, there is narrow and small gap between the two, air outlet 101 opens promptly and establishes on the body that narrow and small gap and front bezel correspond. Through the hidden setting to air outlet 101, avoided the size image cooking utensil 100 wholeness of air outlet 101 for cooking utensil 100's aesthetic property has obtained the improvement.

Further, as shown in fig. 1 and 10, the outlet 101 extends in the width direction of the cooking appliance 100, and the size range of the outlet 101 in the height direction of the cooking appliance 100 is [2mm,10mm ]. Specifically, through the size that sets up air outlet 101, can realize the reduction of air outlet 101 size when guaranteeing the air escape effect for cooking utensil 100's whole obtains further improvement, thereby promotes cooking utensil 100's aesthetic property, makes user's use experience obtain the improvement.

It is noted that the size of the outlet 101 in the height direction of the cooking appliance 100 is 2mm, 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm 8230 \\8230;. In the embodiment of the present application, the size of the outlet 101 in the height direction of the cooking appliance 100 is 3mm.

Further, as shown in fig. 3, the cooking appliance 100 further includes a first air deflector 92 and a second air deflector 93, the first air deflector 92 is disposed in the first air duct, the power device group 30 includes a capacitor module 32, the capacitor module 32 is disposed on a side surface of the first air deflector 92 facing the rear plate 25, the second air deflector 93 is disposed in the first air duct, the second air deflector 93 and the first air deflector 92 are disposed on opposite sides of the air deflector 94, the power device group 30 further includes a filter module 34, and the filter module 34 is disposed between the second air deflector 93 and the rear plate 25. Specifically, the first air guiding plate 92 and the second air guiding plate 93 are both disposed on the side surface of the inner cavity 10 corresponding to the top plate 21, and the first air guiding plate 92 and the second air guiding plate 93 are respectively disposed on two opposite sides (in the length direction of the cooking utensil 100) of the air guiding cover 94, and the first air guiding plate 92 and the second air guiding plate 93 are used to disturb air entering the first air channel, so that the air entering the first air channel is more dispersed, and further, the heat dissipation effect of each component of the power device group 30 located in the first air channel is better.

It should be noted that the capacitor module 32 is mounted on the first air deflector 92, so that the capacitor module 32 and the outer wall surface of the inner cavity 10 are arranged at an interval, thereby preventing the temperature of the inner cavity 10 from being transferred to the capacitor module 32, and preventing the service life of the capacitor module 32 from being damaged due to too high temperature rise; the capacitor module 32 is disposed close to the fan assembly 40, so that the air velocity around the capacitor module 32 is ensured, and the heat dissipation efficiency of the capacitor module 32 is further improved.

In addition, the filter module 34 is installed on the inner cavity 10 and disposed between the second air guide plate 93 and the rear plate 25, so that the filter module 34 is disposed close to the fan assembly 40, the air flow velocity around the filter module 34 is ensured, and the heat dissipation efficiency of the filter module 34 is further improved.

Further, as shown in fig. 9, the first air deflector 92 includes a first plate 921 and a second plate 922 connected to each other, the second plate 922 is bent in a direction away from the back plate 25, in a height direction of the cooking utensil 100, the first plate 921 protrudes from the top plate 21 of the second plate 922, the second plate 922 protrudes from the bottom of the first plate 921, and a protruding height of the first plate 921 and a coincidence height of the first plate 921 and the second plate 922 are set in a preset ratio. Specifically, as shown in fig. 9, the first plate body 921 and the second plate body 922 are arranged in a staggered manner, wherein the first plate body 921 protrudes from the top, the second plate body 922 protrudes from the bottom, the capacitor module 32 is arranged on the first plate body 921, and the second plate body 922 is bent in a direction away from the rear plate 25 in an imaging manner, so that a turbulent flow effect on air passing through the first air deflector 92 is improved, and a heat dissipation effect on each component of the power device group 30 is further ensured.

In addition, in the embodiment of the present application, as shown in fig. 9, the height of the first plate 921 protruding out of the second plate 922 is a, the height of the overlapping position of the second plate 922 and the first plate 921 is b, and a/b =3/8, that is, the preset ratio is 3/8, the first plate 921 can partially block the air flow passing through the first plate, and the air flow flows in the direction of the control box assembly 70 and around the capacitor module 32 under the interference of the first plate 921 by setting the preset ratio, so as to reduce the temperature rise of the control box assembly 70 and the capacitor module 32, and further ensure the heat dissipation effect of the cooking appliance 100.

Further, mounting holes 9211 are provided on the first plate 921, the mounting structure of the capacitor module 32 is mounted in the capacitor mounting holes 9211, and the body of the capacitor module 32 is disposed near the rear plate 25 of the case assembly 20.

Further, as shown in fig. 3, the power device group 30 further includes a microwave generating module 31 and a voltage transformation module, at least a portion of the microwave generating module 31 is disposed in the first air duct, and the voltage transformation module is disposed in the exhaust air duct 102. Specifically, the voltage transformation module is arranged in the exhaust channel 102, the microwave generation module 31 is arranged in the first air channel and located on one side of the first air deflector 92, after the fan assembly 40 is started, the air flow entering the first air channel dissipates heat of the microwave module, the capacitor module 32 and the filter module 34, the air flow entering the second air channel dissipates heat of the electric control board 33, and the air flow in the exhaust channel 102 dissipates heat of the voltage transformation module, so that the components of the power device group 30 are fully dissipated heat, and the failure rate of the cooking appliance 100 is reduced.

In addition, the power device group 30 may further include other components, such as a heat generating tube, and the other components of the power device group 30 are not described in detail herein.

In this application, the cooking apparatus is an embedded microwave oven or an embedded micro-steaming and baking integrated machine, and the structure of other parts of the cooking apparatus refers to the prior art, which is not repeated herein.

The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A cooking appliance, characterized in that it comprises:

an inner cavity;

the air exhaust channel is communicated with the air inlet channel through the fan assembly;

the cooking utensil is characterized in that a first air deflector is arranged between the top plate of the shell assembly and the inner cavity and comprises a first plate body and a second plate body which are connected with each other, the second plate body is bent towards the direction away from the rear plate of the shell assembly, the first plate body protrudes out of the top plate of the second plate body in the height direction of the cooking utensil, the second plate body protrudes out of the bottom of the first plate body, and the protruding height of the first plate body and the overlapping height of the first plate body and the second plate body are arranged in a preset proportion.

2. The cooking appliance of claim 1, wherein the air inlet channel comprises:

3. The cooking appliance of claim 2, wherein the power component group includes an electrical control panel disposed within the rear duct.

4. The cooking appliance of claim 3, further comprising:

5. The cooking appliance according to claim 2, wherein the air intake channel further comprises a third air duct, the third air duct is formed between the first side plate of the housing assembly and the inner cavity, the third air duct is communicated with the outside through the first air hole of the first side plate, and the third air duct is communicated with the fan assembly through the first air duct and/or the second air duct.

6. The cooking appliance according to claim 2, wherein the air inlet channel further comprises a fourth air duct, the fourth air duct is formed between the second side plate of the housing assembly and the inner cavity, the fourth air duct is communicated with the outside through the second air hole of the second side plate, and the fourth air duct is communicated with the fan assembly through the first air duct and/or the second air duct.

7. The cooking appliance according to claim 2, further comprising a mounting frame, wherein the mounting frame is respectively matched with the top plate and the inner cavity and is arranged near the front of the cooking appliance, the mounting frame is used for mounting a control box assembly of the cooking appliance, an air inlet is formed in the top of the mounting frame, and the first air duct is communicated with the outside through the air inlet.

8. The cooking appliance of claim 7, further comprising a wind scooper disposed within the first wind channel and separating the exhaust channel from the first wind channel, wherein an inlet of the wind scooper is in communication with the fan assembly, and an outlet of the wind scooper is in communication with the air outlet located on the front plate of the housing assembly.

9. The cooking appliance of claim 8, further comprising a door assembly disposed on the front plate and below the control box assembly, wherein the air outlet is disposed on the body of the front plate between the door assembly and the control box assembly;

10. The cooking appliance of claim 8, further comprising:

11. The cooking appliance of claim 10, wherein the power device set further comprises:

the microwave generating module is arranged in the first air channel;

the pressure transformation module is arranged in the exhaust channel.