CN217488328U

CN217488328U - Lid assembly and cooking utensil

Info

Publication number: CN217488328U
Application number: CN202221343024.3U
Authority: CN
Inventors: 罗飞龙; 罗鑫; 胡修泽; 龙韦韦; 黄韦铭; 潘金生; 刘化勇; 瞿月红; 羊小亮
Original assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Current assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-09-27
Anticipated expiration: 2032-05-30

Abstract

The utility model provides a cover body assembly and a cooking utensil, wherein the cover body assembly comprises a cover body and an air supply module, an installation space communicated with the external environment is formed in the cover body, and the cover body is provided with an air inlet used for communicating the installation space with a cooking cavity of the cooking utensil; the air supply module is arranged in the installation space, an air inlet gap is formed between the plane of an air inlet of the air supply module and the inner wall of the installation space, and an air outlet of the air supply module is communicated with the air inlet and used for enabling outside air to pass through the air inlet gap in sequence. The technical scheme of this application can improve the gas exchange efficiency of culinary art chamber and external environment.

Description

Lid assembly and cooking utensil

Technical Field

The utility model relates to a cooking equipment technical field, in particular to lid subassembly and cooking utensil.

Background

The rice is aged in the storage process, the aged rice volatilizes an aged substance in the heating stage of cooking, and if the aged substance is not discharged out of the pot in time, the smell of the cooked rice is not good. In the exemplary technique, adopt air supply modules such as fans to the interior air feed of culinary art chamber so that the old flavor material in culinary art chamber flows out, and air supply module sets up at the lid internal mostly, but the narrow and small airtight in lid inner space is unfavorable for air supply module extraction gas to the interior air feed of culinary art, great reduction gas exchange efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lid subassembly and cooking utensil aims at improving the gas exchange efficiency of culinary art chamber and external environment.

In order to achieve the above object, the utility model provides a lid assembly is applied to cooking utensil, lid assembly includes:

the cooking device comprises a cover body, a handle and a handle, wherein an installation space communicated with the external environment is formed in the cover body, and the cover body is provided with an air inlet used for communicating the installation space with a cooking cavity of the cooking appliance; and

air supply module, air supply module locates the installation space, air supply module's air intake place plane with form the air inlet clearance between the inner wall of installation space, air supply module's air outlet with the air inlet intercommunication for via in proper order with the outside air the air inlet clearance air supply module's air outlet the air inlet is introduced the culinary art chamber.

In an embodiment of the cover assembly, a distance between a plane where the air inlet is located and an inner wall of the installation space is defined as L1, and L1 is equal to or greater than 1mm and equal to or less than 5 mm.

In an embodiment of the present application cover assembly, the air supply module is a vortex centrifugal fan, an air inlet plane of the vortex centrifugal fan is located on the upper end surface, and an air outlet of the vortex centrifugal fan is located on a side surface of the vortex centrifugal fan.

In an embodiment of the cover assembly of the present application, the cover includes:

the face cover forms a containing groove with an opening at one side, and the bottom wall of the containing groove is provided with the air inlet; and

the panel, the panel lid is located the opening of storage tank is in order to enclose and close formation installation space, vortex centrifugal fan's air intake orientation the panel and with form the air inlet clearance between the panel.

In an embodiment of the cover assembly, a limiting groove is disposed on a bottom wall of the accommodating groove, the vortex centrifugal fan is disposed in the limiting groove, and a conduction opening corresponding to the air outlet is disposed on a side wall of the limiting groove.

In an embodiment of the cover assembly of the present application, the cover further includes an inner cover, the inner cover is disposed on a side of the face cover away from the panel to form an air guiding space communicated with an external environment, and the inner cover is provided with an inner cover through hole communicated with the air inlet;

the vortex centrifugal fan and the groove wall of the limiting groove are arranged at intervals, and a fan air inlet communicated with the air guide space and the limiting groove is formed in the groove wall of the limiting groove.

In an embodiment of the cover assembly, the side wall of the limiting groove is convexly provided with a limiting rib, the limiting rib gradually inclines inwards along the depth direction of the limiting groove, and the vortex centrifugal fan is supported on the limiting rib so as to be spaced from the groove wall of the limiting groove.

In an embodiment of the cover assembly of the present application, the cover assembly further includes a fixing frame, a fixing cavity is formed in the fixing frame, the fixing frame is disposed in the installation space, and an air guiding opening communicating the installation space and the fixing cavity is formed in the fixing frame;

the air supply module is arranged in the fixed cavity, and the air inlet faces the air guide opening and is arranged at an interval with the cavity wall of the fixed cavity.

In an embodiment of the cover assembly of the present application, the cover assembly further includes a one-way valve, and the one-way valve is disposed at the air inlet to enable one-way communication of air from the air supply module to the cooking cavity;

and/or the cover body is provided with a steam pipeline used for communicating the cooking cavity with the external environment, and gas in the cooking cavity flows out of the steam pipeline.

The present application further proposes a cooking appliance comprising an appliance body and a lid assembly as defined in any one of the preceding claims.

The technical scheme of the utility model, air supply module sets up in the installation space of lid, and make the interval setting between air supply module's air intake and the chamber wall of installation space, with form the air bed that communicates with the air intake between air intake one side of air supply module and the chamber wall of installation space, so set up, air supply module has stable air current when moving and is extracted in order to supply to culinary art chamber by air supply module, avoid because the narrow and small airtight air that leads to in air intake one side space can not smoothly circulate and can't form stable air current, ensure that the air current is drawn steadily and fills to culinary art intracavity, improve gas exchange efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a diagram of a cooking device according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of the cooking device of FIG. 1;

fig. 3 is a structural view of the cooking appliance of fig. 1 in an open state;

FIG. 4 is a schematic view of an embodiment of a cover assembly with a panel removed;

FIG. 5 is an enlarged view at A in FIG. 4;

FIG. 6 is a front view of the cover assembly of FIG. 4 with a panel removed;

FIG. 7 is a cross-sectional view taken at B-B of FIG. 6;

FIG. 8 is an enlarged view at C of FIG. 7;

FIG. 9 is a cross-sectional view of the cap assembly of FIG. 1;

FIG. 10 is an enlarged view taken at D in FIG. 9;

FIG. 11 is a block diagram of another embodiment of a cooking device of the present invention;

FIG. 12 is a block diagram of the cap assembly of FIG. 11 with the inner cap removed;

FIG. 13 is a cross-sectional view of FIG. 12;

fig. 14 is an enlarged view at E in fig. 13.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

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. 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.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a lid subassembly 100 and cooking utensil 1000 can improve the ventilation effect between culinary art chamber 29 and the external environment.

The solution of the present application will be explained with respect to specific examples as follows.

Referring to fig. 7 and 8, in some embodiments of the cover assembly 100 of the present application, the cover assembly 100 includes:

a cover 10, wherein an installation space 121 communicated with the external environment is formed in the cover 10, and the cover 10 is provided with an air inlet 111 for communicating the installation space 121 and a cooking cavity 29 of the cooking appliance 1000; and

air supply module 30, air supply module 30 locates installation space 121, air intake 31 place plane of air supply module 30 with form the air inlet clearance between installation space 121's the inner wall, air supply module 30's air outlet 33 with air inlet 111 intercommunication is used for passing through in proper order with the outside air the air inlet clearance air supply module 30's air outlet 33 air inlet 111 introduces culinary art chamber 29.

The cooking appliance 1000 provided by the application can be but is not limited to an electric cooker, an air fryer, a hot water kettle, a wall breaking machine, an oven and the like, and comprises an appliance body 200 and a cover assembly 100 covering the appliance body 200, wherein the cover assembly 100 and the appliance body 200 enclose and close to form a cooking cavity 29, at the moment, the cooking cavity 29 can be exposed to a user for taking and placing food only by opening the cover assembly 100, the connection mode between the cover assembly 100 and the appliance body 200 can be a turnover cover, and can also be a detachable connection or a drawer-type insertion structure, and the limitation is not required. Furthermore, the cover body assembly 100 of the present application is provided with the air inlet 111 and the air outlet 112, so that the air of the external environment can enter the cooking cavity 29 from the air inlet 111, and the air in the cooking cavity 29 can be discharged outwards from the air outlet 112, and thus, on one hand, the stale substances in the cooking process can be discharged out of the pot, and the influence of the stale substances on the smell of the rice can be reduced; on the other hand, the gas inside and outside the cooking cavity 29 circulates, so that the cooling process in the cooking cavity 29 can be accelerated, the food is quickly cooled to a temperature suitable for eating, and the food is convenient for a user to eat.

It can be understood that the plane where the air inlet 31 of the air supply module 30 is located and the inner wall of the installation space 121 are arranged at intervals to form an air inlet gap, so that an air layer is formed between one side of the air inlet 31 and the inner wall of the installation space 121 when the air supply module 30 operates, the problem that stable airflow cannot be formed due to the fact that the air cannot smoothly circulate because the space on one side of the air inlet 31 is closed is avoided, the airflow is enabled to be stably driven to fill the cooking cavity 29, and the gas exchange efficiency is improved.

Therefore, can understand, the technical scheme of the utility model, air supply module 30 sets up in the installation space 121 of lid 10, and make the interval set up between air intake 31 of air supply module 30 and the inner wall of installation space 121, with form the air bed that communicates with air intake 311 between the chamber wall of air intake 31 one side and installation space 121 of air supply module 30, so set up, air supply module 30 has stable air current when moving and is extracted for supplying to culinary art chamber 29 by air supply module 30, avoid leading to the air can not smoothly circulate and can't form stable air current because of the narrow and small airtight air that leads to in air intake 31 one side space, ensure that the air current is filled in being drawn to culinary art chamber 29 steadily, improve gas exchange efficiency.

In some embodiments, the cover assembly 100 further includes a control module 90, the control module 90 is configured to store a control program and receive or generate a control command to control the corresponding functional module to perform a corresponding operation, the control module 90 is disposed in the installation space 121 and connected to the air supply module 30 through the wire 35, the installation space 121 is utilized reasonably, and the protection effect on the control module 90 is achieved, so as to ensure the performance stability of the control module 90.

Referring to fig. 8, in some embodiments of the cover assembly 100 of the present application, a distance between a plane of the air inlet 31 and an inner wall of the installation space 121 is defined as L1, which satisfies a distance of L1 mm to 5 mm.

In this embodiment, the distance between the plane where the air inlet 31 is located and the inner wall of the installation space 121 satisfies 1mm or more and L1 or more and 5mm or less, that is, the thickness of the air layer on one side of the air inlet 31 is 1-5 mm when the air flow is activated by the air supply module 30, so as to ensure that sufficient air flow is activated to be discharged to the cooking cavity 29 for gas exchange in the running process of the turbo fan, and avoid that the air cannot smoothly circulate and cannot form stable air flow due to the airtight space on one side of the air inlet 31, thereby affecting the cooling efficiency. At this time, the value of L1 may be, but is not limited to, any value between 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, or 1mm to 5mm, which is not limited herein, and if L1 < 1mm, the thickness of the air layer is insufficient, that is, the gas on the side of the air inlet 31 is less, at this time, there may be a case that insufficient gas is introduced into the turbo fan to cause unstable airflow. If L1 is greater than 5mm, the lid 10 will be larger, increasing the overall size of the cooking utensil 1000.

Referring to fig. 4 to 6, in some embodiments of the cover assembly 100 of the present application, the air supply module 30 is a centrifugal blower, the plane of the air inlet 31 of the centrifugal blower is located on the upper end surface, and the air outlet 33 of the centrifugal blower is located on one side surface of the centrifugal blower.

In this embodiment, the air supply module 30 is a vortex centrifugal fan, which occupies a small space, occupies a small cover 10 space, and is beneficial to the layout of the structural space; and the vortex centrifugal fan consumes less work so as to have larger air quantity, reduce energy consumption, and has small noise and better silencing effect during operation, thereby improving user experience. Optionally, the rotating speed of the vortex centrifugal fan is 2000 r/min-6000 r/min, and the rotating speed in the range has larger air volume and a silencing effect.

It can be understood that, the vortex centrifugal fan includes a volute and an impeller disposed in the volute, an air duct is disposed inside the volute, an air inlet 31 communicated with the internal air duct is formed at one side of the volute, an air outlet 33 is formed at a volute tongue of the volute, at this time, a surface of the volute, where the air inlet 31 is formed, faces an upper end of the cover 10, and the air outlet 33 is located at a side portion, so that the thickness of the cover assembly 100 can be reduced. In addition, in some embodiments, the top end surface of the cover assembly 100 is provided with a window 122, so that a user can directly observe the impeller in the vortex centrifugal fan through the window 122.

Referring to fig. 4 to 9, in some embodiments of the cover assembly 100 of the present application, the cover 10 includes:

the surface cover 11 is provided with a containing groove with an opening at one side, the bottom wall of the containing groove is provided with the air inlet 111, and the temperature detector is arranged on the bottom wall of the containing groove in a penetrating manner; and

the panel 12 is covered on the opening of the containing groove to form the mounting space 121, and the air inlet 31 of the vortex centrifugal fan faces the panel 12 and is arranged at an interval with the panel 12.

In this embodiment, the cover 10 includes a cover 11 and a panel 12, the cover 11 covers the cover, a containing slot with an opening is formed in the cover 11, the panel 12 covers the cover 11 to form the installation space 121 with the cover 11, most of the panel 12 is an appearance member, and an indication element such as a display screen or an indicator light can be disposed on the panel, or a window 122 can be directly disposed on the panel 12. It is convenient for the user to observe the operating state of the cooking appliance 1000 or the operating state of the internal air supply module 30. The installation space 121 is communicated with the external environment, a non-sealing connection structure may be adopted when the cover 10 is assembled, a gap or the like may be formed at the connection position, or a communication port may be directly provided on the cover 10, so that the installation space 121 may be communicated with the external environment.

Referring to fig. 9 and 12, in some embodiments of the cover assembly 100 of the present application, the cover assembly 100 further includes an air guiding duct 15, one end of the air guiding duct 15 is connected to the air outlet 33 of the air supply module 30, and the other end is communicated with the air inlet 111.

In this embodiment, the cover assembly 100 is further provided with an air guide duct 15, one end of the air guide duct 15 is communicated with the air outlet 112 of the air supply module 30, the other end of the air guide duct 15 is used for being communicated with the cooking cavity 29, at this time, when the air supply module 30 is started, the external air enters the cooking cavity 29 through the air guide duct 15, the gas with higher temperature in the cooking cavity 29 is discharged from the steam duct 17, so that the exchange of the gas inside and outside the cooking cavity 29 is realized, at this time, the processes of cold gas entering and hot gas discharging in the cooling process are not affected by each other, and the cooling efficiency is prevented from being affected.

Referring to fig. 12, in some embodiments of the cover assembly 100 of the present application, the air guiding duct 15 includes a slow flow chamber 151 and an air guiding duct, the air supply module 30 is communicated with the slow flow chamber 151, and an end of the air guiding duct away from the slow flow chamber 151 is used for communicating with the cooking cavity 29.

In this embodiment, air guide duct 15 is including the unhurried current storehouse 151 and the air duct that are linked together, concretely, air supply module 30 is in unhurried current storehouse 151 intercommunication, the one end of keeping away from air supply module 30 of air duct is used for and cooks the chamber 29 intercommunication, form the great unhurried current chamber in space in the unhurried current storehouse 151, and the cross-sectional area in unhurried current storehouse 151 is greater than the cross-sectional area of air duct, set up like this, when air supply module 30 extracts external environment's gas when arranging into air guide duct 15, gas gets into unhurried current storehouse 151 earlier, again by unhurried current storehouse 151 flow in the air duct then discharge culinary art chamber 29, so set up, can control the gas flow rate that gets into in culinary art chamber 29, and ensure that the gas flow rate that gets into culinary art chamber 29 remains stable, guarantee that the cooling process goes on steadily. In some embodiments, the air supply module 30 is disposed inside the cover 10, in this case, the air supply module 30 firstly extracts the air inside the cover 10, and since the inner space of the cover 10 is small, there may be a problem of unsmooth air flow, and in this case, if the air supply module 30 directly discharges the air into the cooking cavity 29, an unstable air exchange process may occur, which affects the cooling efficiency. Through the arrangement of the slow flow bin 151 and the air guide pipe in the air guide pipeline 15, the flow velocity of the gas entering the cooking cavity 29 is ensured to be kept stable, and the cooling process is ensured to be carried out stably.

In the present embodiment, the air guide duct 15 may be formed by forming the air guide duct 15 as a separate component and then assembling the air guide duct to the lid body 10, or may be formed by forming the air guide groove 113 in the face cover 11 or the panel 12 of the lid body 10, and the air guide duct 15 is formed by closing the air guide groove 113 when the face cover 11 and the inner lid 13 are mutually closed, which is not limited herein.

Referring to fig. 4 to 6, in some embodiments of the cover assembly 100 of the present application, a wind guide groove 113 is disposed on a surface of the face cover 11 facing the panel 12, a bottom wall of the wind guide groove 113 is provided with a wind inlet 111 for communicating with the cooking cavity 29 of the cooking appliance 1000, and the panel 12 closes a notch of the wind guide groove 113 to form a wind guide duct 15.

In this embodiment, the surface of the face cover 11 facing the panel 12 is provided with an air guiding groove 113, the air guiding groove 113 has two ends that are away from each other along the length direction of the air guiding groove 113, the bottom wall of one end of the groove is provided with an air inlet 111 for communicating the air guiding groove 113 with the cooking space, the other end of the air guiding groove 113 is used for communicating the air supply module 30, and when the face cover 12 is arranged on the opening of the accommodating groove, the opening of the air guiding groove 113 is simultaneously closed, so that the air guiding groove 113 forms an air guiding duct 15 for communicating the air supply module 30 and the air inlet 111. That is, in this embodiment, when the cover assembly 100 is assembled, the face cover 11 and the panel 12 enclose each other to naturally form the air guide duct 15 for guiding the air flow, and thus, only the air supply module 30 needs to be installed in the installation space 121 between the face cover 11 and the panel 12, and there is no need to additionally assemble the components for matching with the air supply module 30, which simplifies the components of the cover assembly 100, simplifies the assembly process of the cover assembly 100 and the cooking utensil 1000, and can effectively improve the production efficiency.

Referring to fig. 4 and 6, in an embodiment of the cover assembly 100 of the present application, a sealing groove 118 is disposed on a surface of the face cover 11 facing the face plate 12, a wind guiding rib 114 is protruded from a bottom wall of the sealing groove 118, the wind guiding rib 114 is disposed around the sealing groove 118 along a circumferential direction to form the wind guiding groove 113, and the wind guiding rib 114 is disposed at a distance from at least a portion of a side wall of the sealing groove 118 to form a sealing gap; the faceplate 12 covers the seal slot 118.

In this embodiment, a sealing groove 118 is disposed on a surface of the face cover 11 facing the face plate 12, a wind guiding rib 114 is convexly disposed on a bottom wall of the sealing groove 118, the wind guiding rib 114 surrounds the wind guiding groove 113, at least a portion of a side wall of the sealing groove 118 and the wind guiding rib 114 are spaced to form a sealing gap, when the face plate 12 covers an opening of the accommodating groove of the face cover 11, the sealing groove 118 is closed by the face plate 12, at this time, the sealing groove 118 and the wind guiding rib 114 form a secondary seal to enhance air tightness, so as to prevent air flow in the wind guiding pipe 15 from escaping outwards and flowing into the installation space 121, which affects ventilation efficiency, and when the air supply module 30 is used for extracting steam in the cooking cavity 29, steam can be prevented from entering the installation space 121 to erode other components.

Referring to fig. 4 and 6, in an embodiment of the cover assembly 100 of the present application, a rib 119 is further protruded from a bottom wall of the sealing groove 118, and the rib 119 is disposed between the groove sidewall of the sealing groove 118 and the air guiding rib 114 and is connected to the groove sidewall of the sealing groove 118 and the air guiding rib 114, respectively.

In this embodiment, the bottom wall of the sealing groove 118 is provided with the reinforcing rib 119 in a protruding manner, the reinforcing rib 119 is disposed between the side wall of the sealing groove 118 and the air guiding rib 114, and is respectively connected to the side wall of the sealing groove 118 and the air guiding rib 114, and the arrangement of the reinforcing rib 119 can effectively improve the structural strength of the air guiding rib 114, and prevent the air guiding rib 114 from being damaged or deformed during the processing or assembling process, which affects the air tightness of the air guiding duct 15 after the assembling process is completed. It can be understood that, in some embodiments, there are a plurality of the reinforcing ribs 119, and the plurality of the reinforcing ribs 119 are arranged at intervals along the length direction of the air guiding rib 114, so as to further enhance the structural strength and ensure the stability and the air tightness of the whole structure.

Referring to fig. 4 and 5, in some embodiments of the sealing structure 75 of the present application, a limiting groove 115 is disposed on a bottom wall of the accommodating groove, the vortex centrifugal fan is disposed in the limiting groove 115, and a conduction opening 115a corresponding to the air outlet 33 is disposed on a side wall of the limiting groove 115.

In this embodiment, a limiting groove 115 for installing the air supply module 30 is formed on the surface of the face cover 11 facing the panel 12, a conduction opening 115a communicated with one end of the air guide groove 113 is formed on the groove side wall of the limiting groove 115, and when the air supply module 30 is disposed in the limiting groove 115, the air outlet 33 of the air supply module 30 is disposed facing the conduction opening 115a, so that the external airflow extracted by the air supply module 30 can be blown out from the conduction opening 115 a; and the arrangement of the limiting groove 115 can improve the position stability of the air supply module 30 arranged in the installation space 121, and improve the stability of the overall structure of the cover assembly 100.

Referring to fig. 12, in some embodiments, the air duct 15 further includes an air duct 155, the air duct 155 is disposed on the surface of the surface cover 11 facing the inner lid 13, and is covered on the inner lid through hole 131 to communicate with the inner lid through hole 131, and the air duct 153 is communicated to the sidewall of the air duct 155. With such an arrangement, the convenience of connection between the inner cover through hole 131 and the air guide duct 15 can be improved. Further, in some embodiments, the air guiding duct 15 further includes a sealing ring 157, the sealing ring 157 is disposed between the air guiding cylinder 155 and the inner cover through hole 131, the sealing ring 157 includes a sealing sheet and mounting portions protruding on both sides of the sealing sheet, the sealing ring 157 is provided with a communication hole 71 penetrating through the mounting portions on both sides, the two mounting portions are respectively inserted into the air guiding cylinder 155 and the inner cover through hole 131, and the sealing sheet covers the air guiding cylinder 155 and the inner cover through hole 131. Optionally, a clamping interface is formed in the sealing ring 157, a buckle is arranged on the face cover 11 or the inner cover 13, and the buckle is clamped on the clamping interface so that the sealing ring 157 is fixed between the face cover 11 and the inner cover 13, and the stability of the overall structure is improved.

Referring to fig. 6 to 9, in some embodiments of the cover assembly 100 of the present application, the cover 10 further includes an inner cover 13, the inner cover 13 is disposed on a side of the face cover 11 away from the panel 12 to form an air guiding space 133 communicating with the external environment by enclosing with the face cover 11, and the inner cover 13 is provided with an inner cover through hole 131 communicating with the air inlet 111;

the vortex centrifugal fan and the groove wall of the limiting groove 115 are arranged at intervals, and the groove wall of the limiting groove 115 is provided with a fan air inlet 117 for communicating the air guide space 133 with the limiting groove 115.

In this embodiment, the cover assembly 100 further includes an inner cover 13, the inner cover 13 is disposed on a side of the face cover 11 away from the panel 12, and encloses with the face cover 11 to form an air guiding space 133 communicating with the external environment, and at the same time, the vortex centrifugal fan is disposed at an interval with a groove wall of the limiting groove 115, and a fan inlet 117 communicating with the air guiding space 133 and the limiting groove 115 is disposed on the groove wall of the limiting groove 115, so that the vortex centrifugal fan can respectively draw external air flow through the mounting space 121 and the air guiding space 133, and if the face cover 11 is disposed on the panel 12, the notch of the limiting groove 115 is closed, at this time, the vortex centrifugal fan can also draw air flow through the air inlet gap, the gap between the groove wall of the limiting groove 115 and the fan, the fan inlet 117 and the air guiding space 133 to fill the cooking air guiding cavity 29, and so disposed, the vortex centrifugal fan does not draw air from the mounting space 121, the phenomenon that airflow turbulence occurs at the conduction opening 115a between the limiting groove 115 and the air guide groove 113 when air is extracted due to the fact that the limiting groove 115 is not closed is avoided, and the air supply process in the air guide pipeline 15 is influenced, so that the air inlet and air supply stability of the air supply module 30 is ensured.

Referring to fig. 5, in some embodiments of the cover assembly 100 of the present application, a limiting rib 116 is protruded from a sidewall of the limiting groove 115, the limiting rib 116 gradually inclines inward along a depth direction of the limiting groove 115, and the vortex centrifugal fan is supported by the supporting rib to be spaced apart from a groove wall of the limiting groove 115.

In this embodiment, the protruding spacing rib 116 that is equipped with of groove side wall of spacing groove 115, one of them side of spacing rib 116 inclines gradually to the middle part of spacing groove 115 along the degree of depth direction of spacing groove 115, spacing rib 116 is provided with a plurality ofly, a plurality of spacing ribs 116 are arranged along the circumference interval of spacing groove 115, at this moment, when air supply module 30 locates spacing groove 115, air supply module 30 is convenient for support on spacing rib 116, thereby make air supply module 30 and the equal interval setting of groove side wall and the tank bottom wall of spacing groove 115, moreover, the steam generator is simple in structure, high durability and convenient installation, and make and have sufficient clearance and air inlet clearance intercommunication between air supply module 30 and the spacing groove 115, so as to ensure that air supply module 30 can extract the air current steadily.

Referring to fig. 12 to 14, in some embodiments of the cover assembly 100 of the present application, the cover assembly 100 further includes a fixing frame 16, the fixing frame 16 is covered on a cavity wall of the installation space 121 to form a fixing cavity, the fixing frame 16 is provided with an air guiding opening 161 communicating the installation space 121 and the fixing cavity, and the air inlet 31 of the air supply module 30 faces the air guiding opening 161 and is spaced apart from the cavity wall of the fixing cavity.

In some embodiments, the cover assembly 100 includes a face cover 11 and an inner cover 13, the face cover 11 is configured as a shell structure with an opening facing the cooking cavity 29, the inner cover 13 covers the opening of the face cover 11 to form an air guiding space 133 with the face cover 11, at this time, the air guiding space 133 is used as an installation space 121 for installing the air supply module 30, and the air supply module 30 is fixed in the air guiding space 133 through a fixing frame 16, at this time, the fixing frame 16 covers the inner wall of the face cover 11 to form a strong fixing with the face cover 11, and an air guiding opening 161 is formed on the fixing frame 16 to communicate the fixing cavity and the outside, at this time, the air inlet 31 of the air supply module 30 is arranged facing the air guiding opening 161 to directly draw the air flow, and in addition, the plane of the air inlet 31 is arranged at an interval with the cavity wall of the fixing cavity, so as to form an air layer between the plane of the air inlet 31 and the wall of the fixing cavity, so that the air supply module 30 can stably draw the external air flow.

Referring to fig. 9 and 10, in some embodiments of the cover assembly 100 of the present application, the cover assembly 100 further includes a one-way valve 50, and the one-way valve 50 is disposed at the air inlet 111 to enable one-way communication of air from the air supply module 30 to the cooking cavity 29.

In this embodiment, the cover assembly 100 further includes a check valve 50 disposed at the air inlet 111, at this time, the check valve 50 may enable air to flow into the cooking cavity 29 from the air supply module 30 only in one direction, so as to prevent stale substances and high-temperature steam in the cooking cavity 29 from flowing back to the air supply module 30 and the installation space 121, which may cause damage of the air supply module 30 and the control module 90 in the installation space 121 due to steam invasion, and also prevent bacteria from breeding due to liquid residue after the high-temperature steam is condensed in the installation space 121, which may affect the life and safety of the cooking apparatus 1000.

Referring to fig. 10, in some embodiments of the present disclosure, the one-way valve 50 includes:

the valve seat 51 is covered on the air inlet 111, and the valve seat 51 is provided with a valve seat air outlet 511 which penetrates through the valve seat 51 along the air inlet direction;

a valve core 53, wherein the valve core 53 is movably arranged at the valve seat air outlet 511;

when air inflow is not needed, the valve core 53 blocks the valve seat air outlet 511, and when air inflow is needed, the valve core 53 moves away to open the valve seat air outlet 511, so that air flow enters the cooking cavity 29.

In the present embodiment, a check valve 50 is provided at the air inlet 111 of the cover 10 for introducing air into the cooking cavity 29, and is intended to close the air inlet 111 when gas exchange is not required, so as to prevent steam in the cooking cavity 29 from entering the inner space of the cover 10. Specifically, the check valve 50 includes a valve body and a valve core 53, the valve body is installed at the air inlet 111 to cover the air inlet 111, a valve body air outlet 112 for connecting the air duct and the cooking cavity 29 is opened on the valve body, the valve core 53 is movably disposed on the valve body air outlet 112, when the air is not required to be ventilated, the valve core 53 blocks the valve body air outlet 112 to block the air duct and the cooking cavity 29, and when the air is required to be ventilated, the valve core 53 is removed from the valve body air outlet 112.

It should be noted that, in this embodiment, the check valve 50 may be an electric control valve, that is, the movement of the valve element 53 may be driven and controlled by a motor or an electromagnetic adsorption principle; the check valve 50 may be an airflow valve in an embodiment in which the valve body 53 is pushed open by an airflow at the time of air intake, and the specific structure of the check valve 50 is not limited in this embodiment.

Referring to fig. 10, in some embodiments of the cover assembly 100 of the present application, the valve element 53 is provided with a check pad 531, the check pad 531 is attached to the air outlet side of the valve seat 51 and covers the valve seat air outlet 511;

the check pad 531 is pushed open by the external air flow to open the valve seat air outlet 511, or the check pad 531 is pushed by the air flow in the cooking cavity 29 to close the valve seat air outlet 511 by attaching to the valve seat 51.

In this embodiment, the valve core 53 includes the check pad 531, the check pad 531 is substantially sheet-shaped, the initial structure of the check pad 531 when not stressed can completely cover the valve seat air outlet 511, when the air supply module 30 blows the air flow to the check valve 50, the check pad 531 is pushed away by the air flow to be away from the valve seat 51, the check pad 531 may have a certain elasticity, and elastically deforms to the side away from the valve seat 51 under the action of the air flow thrust force to open the valve seat air outlet 511; when the blower module 30 is not activated, the air flow in the cooking chamber pushes against the check pad 531 to close the valve seat outlet 511, so as to prevent the air in the cooking chamber 29 from flowing back from the air inlet 111.

Referring to FIG. 10, in some embodiments of the present disclosure of the cover assembly 100, the thickness of the check pad 531 is d, which satisfies that d is greater than or equal to 3mm and less than or equal to 8 mm.

In this embodiment, the thickness of the check pad 531 is defined as d, and d is greater than or equal to 3mm and less than or equal to 8mm, so as to ensure that the check pad 531 has sufficient structural strength to block the valve body air outlet 112, and avoid that the check pad 531 has an excessively strong structure and is difficult to be pushed open by the airflow. Wherein, the thickness value of d may be, but is not limited to, any value between 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 7mm, 7.5mm, 8mm or 3mm to 8mm, if d is less than 3mm, the structural strength of the check pad 531 is small, the check pad 531 may be pushed open when the air supply module 30 is not started but airflow occurs in the air duct due to other reasons, and the check pad 531 is made of silica gel material more than ever, and the processing and molding are difficult when the thickness is small; if d is greater than 8mm, the check pad 531 may have too high a structural strength to be pushed open by the airflow, which may affect the cooling efficiency of the cooking cavity 29.

Referring to FIG. 10, in some embodiments of the present disclosure of the cover assembly 100, the check pad 531 is circular or polygonal, and the area of the check pad 531 satisfies 176mm2 ≦ S ≦ 491mm 2.

In this embodiment, the check pad 531 is circular or polygonal, and the area of the check pad 531 satisfies that S is greater than or equal to 176mm2 and less than or equal to 491mm2, so as to ensure that the check pad 531 has sufficient structural strength to plug the valve body air outlet 112, and to prevent the check pad 531 from being too strong to be pushed open by the air flow. Taking the check pad 531 as a circle, for example, defining the diameter of the check pad 531 as D1, where D1 satisfies that D1 is not more than 15mm and not more than 25mm, where D1 may be, but not limited to, any value between 15mm, 17mm, 19mm, 20mm, 21mm, 23mm, 25mm, or 15mm to 25mm, if D1 is less than 15mm, the area of the check pad 531 is small, the edge position is close to the connecting portion 533, the edge of the check pad 531 is difficult to be pushed open by the airflow, and the check pad 531 needs to completely cover the valve body air outlet 112, and at this time, the opening area of the valve body air outlet 112 is small, and the air exchange efficiency is low; if D1 is greater than 25mm, the check valve 50 occupies a large space as a whole.

In some embodiments of the present disclosure, the valve seat outlet 511 is defined inThe projected area on the check pad 531531 is D and satisfies 20mm ² ≤D≤50mm ² 。

In this embodiment, the projected area of the valve seat outlet 511 on the check pad 531 is defined as D, and 20mm is satisfied ² ≤D≤50mm ² With this arrangement, when the air supply module 30 is in operation, sufficient air flow is ensured to blow from the valve seat air outlet 511 to the check pad 531 to push the check pad 531 open, so that the air flow enters the cooking cavity 29 to exchange with the cooking cavity 29, and the stale substances in the cooking cavity 29 flow out or the food in the cooking cavity 29 is rapidly cooled.

Referring to fig. 10, in some embodiments of the cover assembly 100 of the present application, the valve element 53 further includes a connecting portion 533, the connecting portion 533 is disposed on a side of the check pad 531 facing the valve seat 51, is located in a middle of the check pad 531, and is connected to the valve seat 51;

the seat outlet 511 is circumferentially disposed along a part of the connecting portion 533.

In this embodiment, the valve seat air outlet 511 is circumferentially arranged along the circumferential direction of the valve seat 51, a plurality of valve seat air outlets 511 may be arranged at intervals along the circumferential direction, or one continuous valve seat air outlet 511 with an open-loop structure may be arranged, which is not limited herein. At this time, the connecting portion 533 is disposed in the middle of the valve seat air outlet 511, when the air supply module drives the air flow to the check valve 50, the check pad 531 located at the edge is farthest away from the connecting portion 533 and is easily pushed open by the air flow, and the area of the valve seat air outlet 511 is increased to improve the air intake efficiency and the cooling efficiency.

Referring to fig. 10, in some embodiments of the present disclosure, an interference portion 513 is disposed on a surface of the valve seat 51 facing away from the check pad 531, an barb 535 facing the check pad 531 is convexly disposed on an outer side wall of the connecting portion 533, the connecting portion 533 is disposed through the interference portion 513, and the barb 535 is hooked on an end of the interference portion 513 facing away from the check pad 531.

In this embodiment, the connecting portion 533 is substantially a cylindrical structure, so that the connecting portion 533 penetrates through the valve seat 51 from one side of the check pad 531, the outer side wall of the connecting portion 533 is provided with a barb 535 towards one side of the check pad 531, the barb 535 is hooked at one end of the abutting portion 513 away from the check pad 531, and thus the valve element 53 can be disposed on the valve body through the cooperation between the barb 535 and the abutting portion 513, when the airflow blows to the check pad 531 to push the check pad 531 open the check pad 531, the valve element 53 can be ensured not to fall off from the valve body, and the stability of the overall structure is improved.

Referring to fig. 10, in some embodiments of the cover assembly 100 of the present application, a surface of the valve seat 51 facing the inner lid 13 is provided with one of a plug portion 135 and a plug groove 515, a surface of the inner lid 13 facing the valve seat 51 is provided with the other of the plug portion 135 and the plug groove 515, and the plug portion 135 is plugged in the plug groove 515.

In the technical solution of the foregoing embodiment, the side of the face cover 11 facing the cooking cavity 29 is further covered with an inner cover 13, and the inner cover 13 is provided with an inner cover through hole 131 communicated with the air inlet 111 of the face cover 11. In this embodiment, the check valve 50 is disposed at the inner lid through hole 131 of the inner lid 13, specifically, the valve seat 51 of the check valve 50 is provided with one of the insertion portion 135 and the insertion groove 515, and the inner lid 13 is provided with the other of the insertion portion 135 and the insertion groove 515, so that the insertion portion 135 is inserted into the insertion groove 515, thereby improving the connection strength between the check valve 50 and the inner lid 13, and the check valve 50 can be limited, thereby preventing the check valve 50 from deviating when being impacted by air flow, and improving the stability and the airtightness of the overall structure of the cover assembly 100. Optionally, the insertion part 135 and the insertion groove 515 are circumferentially arranged along the circumference of the air vent, so that the connection strength is further improved.

With further reference to fig. 10, in some embodiments of the present disclosure, the one-way valve 50 further includes a sealing portion 55, the sealing portion 55 is disposed on a side of the valve seat 51 facing the face cover 11 and is circumferentially disposed along a circumferential direction of the valve seat 51, and the sealing portion 55 is interposed between the valve seat 51 and the face cover 11.

In this embodiment, a sealing portion 55 is disposed on one side of the valve seat 51 facing the face cover 11, the sealing portion 55 is disposed around the circumference of the air inlet 111 to seal the gap between the check valve 50 and the face cover 11, so as to prevent air leakage between the check valve 50 and the face cover 11, the sealing portion 55 has elasticity, and may be made of rubber or silica gel, and the face cover 11 may be attached to improve the air tightness of the entire structure.

Referring to fig. 2, in some embodiments of the cover assembly 100 of the present application, the cover 10 defines a steam duct 17 for communicating the cooking cavity 29 with the external environment, and the gas in the cooking cavity 29 flows out from the steam duct 17.

In this embodiment, the cover assembly 100 further includes a steam pipe 17, one end of the steam pipe 17 is communicated with the air outlet 112, the other end of the steam pipe 17 penetrates through the panel 12 to be exposed to the outside and communicated with the external environment when the cooking utensil 1000 is closed, so as to set up, when the cooking utensil 1000 needs to exchange air and exhaust or cool down, the external air enters the cooking cavity 29 through the installation space 121, the air supply module 30 and the air inlet 111 in sequence, the air in the cooking cavity 29 is directly discharged outwards through the steam pipe 17, the air inlet and outlet processes of the cooking cavity 29 are not affected by each other, the phenomenon of short circuit of air flow is avoided, and the odor or high temperature gas exhausted from the cooking cavity 29 is prevented from being pumped back into the cooking cavity 29, thereby ensuring the stability of the air exchange process of the cooking cavity 29.

Referring to FIG. 3, in some embodiments of the cover assembly 100 of the present application, the opening of the cooking cavity 29 is defined as a circle with a radius R, the center distance between the air inlet 111 of the cover assembly 100 and the air outlet 112 of the steam pipe 17 is L, and R/4 ≦ L ≦ 1.5R is satisfied.

As can be appreciated, the air supply module 30 fills air outside the cooking cavity 29 into the cooking cavity 29 from the air inlet 111, and causes air inside the cooking cavity 29 to be exhausted outwards from the air outlet 112 and the steam pipeline 17 in sequence, thereby realizing air exchange; at this time, if the distance between the air inlet 111 and the air outlet 112 is too close, the air entering the cooking cavity 29 from the air inlet 111 may be directly discharged from the steam pipe 17, and thus a good air exchange effect cannot be achieved; in the embodiment, the opening of the cooking cavity 29 is defined to be approximately circular, the center distance between the air inlet 111 on the cover 10 and the air outlet 112 of the steam pipeline 17 is defined as L, so that R/4 is equal to or less than L and equal to or less than 1.5R, referring to the figure, the figure shows a schematic flow of the gas in the cooking cavity 29, and through the above size definition, the gas can be ensured to circularly flow in the cooking cavity 29 for a certain distance from the air inlet 111 and then be sequentially discharged from the air outlet 112 and the steam pipeline 17, so that the flow path of the gas in the cooking cavity 29 is maximized, and the gas exchange and heat exchange effects are better realized.

It should be noted that in this embodiment, the opening shape of the cooking cavity 29 is defined to be substantially circular, which is only for convenience of setting the distance between the air inlet 111 and the air outlet 112, and the opening shape of the cooking cavity 29 may also be a polygonal structure, such as a rectangle, a square or other polygonal shape, in this case, the distance between the air inlet 111 and the air outlet 112 may be calculated and set according to the size of an inscribed circle or a circumscribed circle thereof or a reference circle having substantially the same area as the inscribed circle or circumscribed circle thereof, and the flow path of the gas in the cooking cavity 29 may also be maximized, so as to better achieve the gas exchange and heat exchange effects.

Referring to fig. 3, in some embodiments of the cover assembly 100 of the present application, the cover assembly 100 further includes a removable cover plate 70, the removable cover plate 70 is covered on a surface of the cover 10 facing the appliance body 200, and the removable cover plate 70 is provided with a through hole 71 corresponding to the air inlet 111 and a steam port 73 corresponding to the air outlet 112 of the steam pipeline 17.

In this embodiment, the cover assembly 100 is further provided with a removable cover 70, when the cover 10 is disposed on the appliance body 200, the removable cover 70 covers a side of the cover 10 facing the appliance body 200, wherein the removable cover 70 not only can play a role of isolating steam, so as to prevent steam in the cooking cavity 29 from directly rising onto the cover 10 to cause temperature rise of the cover 10, which affects performance of components inside the cover 10, such as the fan and the control module 90, but also can cause temperature rise of air in the air duct of the cover 10 due to temperature rise of the cover 10, which affects cooling efficiency, and the removable cover 70 can prevent steam from directly rising onto the cover 10 and also can prevent heat in the cooking cavity 29 from being transferred to the cover 10 by using a gap between the removable cover 70 and the cover 10 and air resistance.

It can be understood that, in order to realize the gas exchange, the movable cover plate 70 is further provided with a steam port 73 corresponding to the air outlet 112 of the steam pipeline 17 and a through hole 71 corresponding to the air inlet 111, so as to avoid influencing the gas exchange between the cooking cavity 29 and the external environment.

Referring to fig. 9 and 10, in some embodiments of the cover assembly 100 of the present application, the cover assembly 100 further includes a sealing structure 75, and the sealing structure 75 is interposed between the removable cover plate 70 and the cover 10 and is circumferentially disposed along the through hole 71.

In this embodiment, the cooking apparatus 1000 further includes a sealing structure 75, the sealing structure 75 is clamped between the removable cover plate 70 and the cover 10, and is circumferentially disposed along the circumferential direction of the through hole 71, so as to improve the sealing performance between the removable cover plate 70 and the cover 10, i.e., to prevent the gas flowing out from the gas inlet 111 from entering between the removable cover plate 70 and the cover 10 and then escaping into the cooking cavity 29, which affects the cooling efficiency, and to prevent the steam in the cooking cavity 29 from flowing into between the removable cover plate 70 and the cover 10 from the gap between the through hole 71 and the gas inlet 111, which leads to the temperature rise of the cover 10. Of course, in some embodiments, a sealing structure 75 may be disposed between steam port 73 and air outlet 112, which is not limited herein.

Referring to fig. 10, in some embodiments of the present cover assembly 100, the sealing structure 75 includes:

a main body portion 751, wherein the main body portion 751 is inserted into the through hole 71 and is provided with an air hole; and

and an airtight part 753 that is provided on a side of the body 751 facing the lid 10 and surrounds the through hole 71 in a circumferential direction, wherein the airtight part 753 is interposed between the removable cover 70 and the lid 10.

In this embodiment, the sealing structure 75 further includes a main body portion 751 and an airtight portion 753, the main body portion 751 is inserted into the through hole 71, and the airtight portion 753 is disposed on a side of the main body portion 751 facing the cover 10 and interposed between the movable cover plate 70 and the cover 10 to seal a gap between the movable cover plate 70 and the cover 10, thereby improving airtightness; so set up, when installation seal structure 75, alright in order to insert seal structure 75 in removable cover 70's through-hole 71, again with removable cover 70 and seal structure 75 integral erection on lid 10, improve the installation convenience, and seal structure 75 inserts and locates through-hole 71, improved the position stability after seal structure 75 is connected with removable cover 70 and lid 10, avoid seal structure 75 to drop or misplace from between removable cover 70 and the lid 10, influence sealed effect.

Referring to fig. 10, in some embodiments of the cover assembly 100 of the present application, a mounting groove 755 is formed on an outer side wall of the main body portion 751, the mounting groove 755 is circumferentially disposed along the circumference of the through hole 71, and an edge of the through hole 71 is clamped in the mounting groove 755.

In the technical solutions of the foregoing embodiments, the positional stability of the seal structure 75 and the sealing effect achieved by the provision of the main body portion 751 in the seal structure 75 can be improved. In this embodiment, the outer wall of the main body portion 751 is provided with a mounting groove 755, so that a part of the removable cover 70 outside the through hole 71 is clamped in the mounting groove 755, and thus, the connection strength between the sealing structure 75 and the removable cover 70 is further improved, and the sealing structure 75 is prevented from falling off or being dislocated between the removable cover 70 and the lid body 10.

Referring to fig. 1 and fig. 11, the present application further provides a cooking appliance 1000, where the cooking appliance 1000 includes an appliance body 200 and the cover assembly 100 described in any of the foregoing embodiments, and the cover assembly 100 is covered on an opening of the appliance body to form the cooking cavity 29. Since the cooking appliance 1000 provided by the present application employs all technical solutions of all the foregoing embodiments, at least all the beneficial effects brought by all the technical solutions are provided, and details are not repeated herein.

Referring to fig. 2, in some embodiments of the cooking appliance 1000 of the present application, the appliance body 200 includes:

a housing 21 in which an assembly space having an installation opening facing the cover 10 is formed;

the inner pot 23 is inserted into the assembly space, the inner pot 23 forms an accommodating groove with an opening facing the cover body 10, and the cover body 10 is covered on the opening to form the cooking cavity 29 by enclosing with the accommodating groove; and

and the heating module 25 is arranged in the assembling space, and is used for heating the inner pot 23.

In this embodiment, the device body 200 includes an outer casing 21 serving as a bearing base and an inner pot 23 disposed in the outer casing 21 for loading food, openings of the outer casing 21 and the inner pot 23 are both disposed toward the cover 10, and the inner pot 23 seals a mounting opening of the outer casing 21, at this time, when the cover 10 is disposed on the outer casing 21 and the inner pot 23, the cover 10 seals a receiving groove of the inner pot 23 to form the cooking cavity 29, and the air inlet 111 and the steam port 73 on the cover 10 are both located in a projection range of the opening of the inner pot 23. Meanwhile, a heating module 25 is further arranged in the outer shell 21, and the heating module 25 is arranged in the assembling space and used for heating the inner pot 23.

Referring to fig. 2, in some embodiments of the cooking appliance 1000 of the present application, the appliance body 200 further includes a heat-sensitive sensor 27, and the heat-sensitive sensor 27 is disposed below the inner pot 23 and is used for detecting the temperature of the inner pot 23.

In this embodiment, set up temperature-sensitive sensor 27 in pot 23 below, temperature-sensitive sensor 27 can detect the temperature of pot 23 in, temperature-sensitive sensor 27 directly can not receive the interference direct detection of other devices or environment with interior pot 23 contact the temperature change of pot 23 and food in, temperature-sensitive sensor 27 also can be when interior pot 23 temperature is too high by control module 90 control heating module 25 stop operation, avoid heating module 25 continuous heating to lead to interior pot 23 temperature to appear the safety risk more and more high.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A cover assembly for a cooking appliance, the cover assembly comprising:

the cooking device comprises a cover body, a first fixing part and a second fixing part, wherein an installation space communicated with the external environment is formed in the cover body, and the cover body is provided with an air inlet used for communicating the installation space with a cooking cavity of the cooking device; and

2. The cover assembly of claim 1, wherein a distance between a plane of the air inlet and an inner wall of the installation space is defined as L1, and 1mm L1 mm 5mm is satisfied.

3. The cover assembly of claim 2, wherein the air supply module is a vortex centrifugal fan, the plane of the air inlet of the vortex centrifugal fan is located on the upper end surface, and the air outlet of the vortex centrifugal fan is located on one side surface of the vortex centrifugal fan.

4. The cover assembly of claim 3, wherein the cover comprises:

the face cover is provided with a containing groove with an opening at one side, and the bottom wall of the containing groove is provided with the air inlet; and

5. The cover assembly of claim 4, wherein a limiting groove is formed on a bottom wall of the accommodating groove, the vortex centrifugal fan is disposed in the limiting groove, and a guiding opening corresponding to the air outlet is formed on a side wall of the limiting groove.

6. The cover assembly as claimed in claim 5, wherein the cover further comprises an inner cover, the inner cover is disposed on a side of the face cover facing away from the panel to form an air guiding space communicated with the external environment, and the inner cover is provided with an inner cover through hole communicated with the air inlet;

the vortex centrifugal fan and the groove wall of the limiting groove are arranged at intervals, and the groove wall of the limiting groove is provided with a fan air inlet communicated with the air guide space and the limiting groove.

7. The cover assembly of claim 6, wherein a limiting rib is protruded from a side wall of the limiting groove, the limiting rib is gradually inclined inward along a depth direction of the limiting groove, and the vortex centrifugal fan is supported by the limiting rib to be spaced apart from a groove wall of the limiting groove.

8. The cover assembly of claim 1, further comprising a fixing frame, wherein a fixing cavity is formed in the fixing frame, the fixing frame is disposed in the installation space, and an air guide opening communicating the installation space and the fixing cavity is formed in the fixing frame;

9. The cover assembly of any one of claims 1-8, further comprising a one-way valve disposed at the air inlet to allow one-way communication of air from the air delivery module to the cooking chamber;

10. A cooking appliance comprising an appliance body and a lid assembly as claimed in any one of claims 1 to 9.