CN110613326B - Cover plate assembly for cooking appliance and pot cover and cooking appliance with cover plate assembly - Google Patents

Abstract

The invention discloses a cover plate assembly for a cooking appliance, a pot cover with the same and the cooking appliance, wherein the cover plate assembly comprises: apron, additional strengthening and at least one functional unit, apron body and installation department including connecting each other, and the apron body has the medial surface and the lateral surface that back to each other, and installation department protrusion is in one of them and sunken in one of them another of medial surface and lateral surface in medial surface and lateral surface, and additional strengthening locates the apron body in order to increase the intensity of apron body, and at least one functional unit installs in the installation department. Through setting up additional strengthening on the apron, on the one hand, additional strengthening can promote the intensity and the rigidity of apron, prevents to cook the deformation or the damage that intracavity atmospheric pressure was too big to cause the apron, and on the other hand, additional strengthening's simple structure, manufacturing cost is lower, has not only reduced the overall cost of apron subassembly, can also reduce the quality of apron subassembly, can provide convenience for the user uses.

Description

Cover plate assembly for cooking appliance and pot cover and cooking appliance with cover plate assembly

Technical Field

The invention relates to the technical field of air conditioners, in particular to a cover plate assembly for a cooking appliance, a pot cover with the cover plate assembly and the cooking appliance.

Background

In related technologies, such as electric pressure cookers and other cooking appliances, a cover plate assembly needs to be installed on an upper cover to ensure the sealing of an inner cavity of a cooker, the strength of a cover plate of the pressure cooker is higher and higher along with the gradual rise of the highest pressure of the electric pressure cooker, a common cover plate structure is a large-area plane or arc surface, and under the condition, the strength of the cover plate made of the same material and the same thickness is weaker, so that under a high-pressure condition, the strength requirement is often met by the thicker material.

Disclosure of Invention

The present invention aims to solve at least one of the above technical problems to a certain extent.

Therefore, the cover plate assembly for the cooking appliance provided by the invention can improve the strength of the cover plate and provide convenience for cleaning and assembling the cooking appliance.

The invention also provides a pot cover with the cover plate assembly.

The invention also provides a cooking appliance with the pot cover.

A cover plate assembly for a cooking appliance according to an embodiment of a first aspect of the present invention includes: apron, additional strengthening and at least one functional unit, the apron is including the apron body and the installation department that connect each other, the apron body has the medial surface and the lateral surface that back to each other, the installation department protrusion in the medial surface with one of them in the lateral surface and sunken in the medial surface with wherein another of lateral surface, additional strengthening locates the apron body is in order to increase the intensity of apron body, at least one functional unit install in the installation department.

According to the cover plate assembly for the cooking utensil, the reinforcing structure is arranged on the cover plate, on one hand, the reinforcing structure can improve the strength and rigidity of the cover plate and prevent the cover plate from deforming or damaging due to overlarge air pressure in the cooking cavity, on the other hand, compared with the situation that the cover plate is increased by increasing the thickness of the cover plate, the reinforcing structure is simple in structure and low in production cost, the overall cost of the cover plate assembly is reduced, the quality of the cover plate assembly can be reduced, and convenience can be brought to a user.

In addition, the cover plate assembly for the cooking appliance according to the embodiment of the invention may further have the following additional technical features:

according to an embodiment of the present invention, the cover plate assembly for a cooking appliance, the reinforcing structure comprises: the circumference strengthening rib and/or radial strengthening rib, the circumference strengthening rib is followed the circumference extension of apron body and protrusion in at least one in the medial surface and the lateral surface of apron body, radial strengthening rib is followed the radial extension of apron body and protrusion in at least one in the medial surface and the lateral surface of apron body.

Optionally, the circumferential stiffener comprises a plurality of ribs spaced apart along the circumference of the cover plate body.

Optionally, the circumferential stiffener comprises a plurality of ribs arranged at intervals in a radial direction of the cover plate.

Further, the radial reinforcing ribs include a plurality that are distributed at intervals along the circumferential direction of the cover plate body.

According to one embodiment of the present invention, the circumferential reinforcing ribs and the radial reinforcing ribs each include a plurality of the circumferential reinforcing ribs and the radial reinforcing ribs, and the plurality of the circumferential reinforcing ribs and the plurality of the radial reinforcing ribs intersect to form a lattice structure.

Further, the installation department is for extending to the rectangular shape in the middle part of apron, latticed structure includes a plurality ofly, the width direction's of installation department both sides are equipped with at least one respectively latticed structure.

According to the cover plate assembly for the cooking utensil, the cover plate body and the reinforcing structure are in a single piece.

According to the cover plate assembly for the cooking appliance, the mounting part extends through the center of the cover plate along the radial direction of the cover plate, and the functional component comprises a plurality of functional components which are distributed at intervals along the length direction of the mounting part.

Furthermore, the connection part of the cover plate body and the installation part forms a stepped or arc-shaped rib position.

According to an embodiment of the present invention, the cover body has a mounting opening extending to a middle portion thereof, the mounting portion including: the installation is dull and stereotyped and connects the turn-ups, the installation dull and stereotyped with the installing port position corresponds, functional unit install in the installation is dull and stereotyped, connect the turn-ups to be established the dull and stereotyped border of installation and with the border of installing port links to each other in order to form the muscle position.

Further, the mounting flat plate is provided with a mounting hole for mounting the functional component, and a concave-convex structure with one side protruding and the other side recessed is arranged at a position of the mounting flat plate, which is close to the mounting hole.

According to the cover plate assembly for the cooking appliance, the cover plate body and the mounting part are in a whole piece.

According to the cover plate assembly for the cooking utensil, the functional components comprise a plurality of functional components, and the functional components comprise at least two of a pressure relief window, a sensor, an exhaust valve and a magnetic valve.

The cooker cover according to the second aspect of the embodiment of the invention comprises the cover plate assembly for the cooking utensil according to the above embodiment.

The cooking appliance according to the third aspect embodiment of the invention comprises the pot cover according to the above embodiments.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a cooking appliance according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a pot cover according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a cover plate assembly according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a cover plate assembly according to a first embodiment of the invention;

FIG. 5 is a top view of the structure of FIG. 4;

FIG. 6 is a schematic structural diagram of a cover plate assembly according to a second embodiment of the present invention;

FIG. 7 is a top view of the structure of FIG. 6;

FIG. 8 is a schematic structural diagram of a cover plate assembly according to a third embodiment of the present invention;

FIG. 9 is a top view of the structure of FIG. 8;

FIG. 10 is a schematic structural diagram of a cover plate according to an embodiment of the present invention;

FIG. 11 is a cross-sectional view taken along line A-A of FIG. 10;

fig. 12 is a sectional view taken along line B-B in fig. 10.

Reference numerals:

100: a cooking appliance;

10: a pan body;

20: a pot cover; 21: a cover plate assembly; 211: a cover plate; 2111: a cover plate body; 2112: an installation part;

21121: installing a flat plate; 211211: mounting holes; 211212: a relief structure; 21122: connecting the flanging;

212: a reinforcing structure; 2121: circumferential reinforcing ribs; 2122: radial reinforcing ribs; 213: a functional component;

22: an inner cover; 23: and (4) an outer cover.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Thecover plate assembly 21 for a cooking appliance, and the pot cover 20 and thecooking appliance 100 having the same according to the embodiment of the present invention are described in detail below with reference to the accompanying drawings.

As shown in fig. 1 and 2, according to an embodiment of the present invention, acooking appliance 100 includes:pot body 10 andpot cover 20 subassembly,pot cover 20 subassembly includes: acover plate assembly 21, aninner cover 22 and anouter cover 23. The cover body is provided at one side of theinner cover 22, theouter cover 23 is covered at the other side of theinner cover 22, a cooking cavity is defined in thepot body 10, and theinner cover 22 is pivotally connected to thepot body 10 for opening or closing the cooking cavity.

First, acap plate assembly 21 according to an embodiment of the present invention is described with reference to the drawings.

As shown in fig. 3 and 4, according to one embodiment of the present invention, acover plate assembly 21 for a cooking appliance includes: acover plate 211, areinforcing structure 212 and at least onefunctional component 213.

Specifically, thecover 211 includes acover body 2111 and amounting portion 2112 connected to each other, thecover body 2111 has an inner side surface and an outer side surface, the inner side surface and the outer side surface are disposed opposite to each other, thecover body 2111 is formed in an annular structure, themounting portion 2112 is disposed inside thecover body 2111, an outer peripheral edge of themounting portion 2112 is connected to an inner peripheral edge of theannular cover body 2111, and themounting portion 2112 is disposed to be convex or concave with respect to thecover body 2111, that is, themounting portion 2112 is disposed to be convex with respect to the inner side surface of thecover body 2111 to be concave with respect to the outer side surface, or is disposed to be concave with respect to the inner side surface of thecover body 2111 to be convex with respect to the outer side surface.

The at least onefunctional component 213 may include: two or more of an exhaust valve, a magnetic valve, a pressure relief window, and a pressure sensor. Exhaust valve, magnetic valve, pressure release window and pressure sensor all install oninstallation department 2112, and are passed by same straight line. The performance of thecooking appliance 100 can be improved by providing a plurality offunctional parts 213, which provides convenience for the user. The mountingportion 2112 is provided with a mountinghole 211211 of thefunctional component 213 at a position corresponding to thefunctional component 213, for example, the mountingportion 2112 is provided with an exhaustvalve mounting hole 211211 corresponding to the exhaust valve, a magneticvalve mounting hole 211211 corresponding to the magnetic valve, a pressure releasewindow mounting hole 211211 corresponding to the pressure release window, and asensor mounting hole 211211 corresponding to the pressure sensor, wherein the exhaustvalve mounting hole 211211, the magneticvalve mounting hole 211211, the pressure releasewindow mounting hole 211211, and thesensor mounting hole 211211 are on the same straight line. Not only can provide convenience for the assembly offunctional component 213, promotecooking utensil 100's assembly efficiency, a plurality offunctional component 213 install on same straight line moreover, have stronger installation indicative nature, can further promotecooking utensil 100's installation effectiveness, reduce assembly process's the degree of difficulty, moreover, comparatively pleasing to the eye.

The reinforcingstructure 212 is provided on thedeck body 2111 to increase the strength of thedeck body 2111, and for example, the reinforcingstructure 212 may be formed as a reinforcing rib provided on thedeck body 2111, or the reinforcingstructure 212 may be formed as a thickening mechanism provided on thedeck body 2111.

Therefore, according to thecover plate assembly 21 for the cooking utensil of the present invention, by providing the reinforcingstructure 212 on thecover plate 211, on one hand, the reinforcingstructure 212 can enhance the strength and rigidity of thecover plate 211, and prevent the deformation or damage of thecover plate 211 caused by the excessive air pressure in the cooking cavity, and on the other hand, compared with the case that the thickness of thecover plate 211 is increased and the strength of thecover plate 211 is increased, the reinforcingstructure 212 has a simple structure and a low production cost, and not only is the overall cost of thecover plate assembly 21 reduced, but also the mass of thecover plate assembly 21 can be reduced, and convenience can be provided for the user.

As shown in fig. 4-9, in the present embodiment, the reinforcingstructure 212 includes: thecircumferential ribs 2121 and/or theradial ribs 2122, that is, the reinforcingstructure 212 is formed as one or both of thecircumferential ribs 2121 and theradial ribs 2122.

Thecircumferential ribs 2121 extend in the circumferential direction of the cover platemain body 2111 and protrude from the inner side surface or the outer side surface of the cover platemain body 2111, and if a plurality ofcircumferential ribs 2121 are provided, a part of the plurality ofcircumferential ribs 2121 may be provided on the inner side surface, and another part may be provided on the outer side surface, or may be provided on both the inner side surface and the outer side surface.

Similarly, theradial ribs 2122 extend along the radial direction of the cover platemain body 2111 and protrude from the inner side surface or the outer side surface of the cover platemain body 2111, and if a plurality ofradial ribs 2122 are provided, a part of the plurality ofradial ribs 2122 may be provided on the inner side surface, and another part may be provided on the outer side surface, or may be provided on both the inner side surface and the outer side surface.

Through setting upcircumference strengthening rib 2121 andradial strengthening rib 2122, not only can increaseapron 211 intensity upwards in circumference, also can increase the radial ascending intensity ofapron 211, further guarantee the reliability ofapron 211, prevent thatapron 211 from damaging.

Alternatively, thecircumferential reinforcing rib 2121 includes a plurality of ribs distributed at intervals in the circumferential direction of thecover plate body 2111, that is, thecircumferential reinforcing rib 2121 includes a plurality of ribs, and the plurality of circumferential reinforcingribs 2121 are provided at intervals in the circumferential direction of thecover plate 211.

Similarly, thecircumferential reinforcing rib 2121 includes a plurality of ribs spaced apart in the radial direction of thecover plate 211, and the plurality of circumferential reinforcingribs 2121 may also be arranged in the radial direction of thecover plate 211, so that the circumferential reinforcingribs 2121 may be uniformly distributed on thecover plate 211, and the local position circumferential reinforcingrib 2121 is prevented from being excessively sparse and affecting the strength of thecover plate 211.

As shown in fig. 8 and 9, theradial ribs 2122 include a plurality of ribs spaced apart along the circumference of theshroud body 2111. Theradial reinforcing ribs 2122 extend along the radial direction of thecover plate 211, and by arranging a plurality ofradial reinforcing ribs 2122 arranged along the circumferential direction of thecover plate body 2111 at intervals, the coverage area of theradial reinforcing ribs 2122 can be increased, and the strength of the plate body of thecover plate 211 is uniformly improved.

As shown in fig. 6 and 7, in the present embodiment, thecircumferential reinforcing ribs 2121 and theradial reinforcing ribs 2122 are respectively provided in plural, and the pluralcircumferential reinforcing ribs 2121 and the pluralradial reinforcing ribs 2122 intersect to form a lattice structure. That is, the partialcircumferential beads 2121 are provided at intervals in the axial direction of theshroud body 2111, the partialcircumferential beads 2121 are arranged in the radial direction of theshroud body 2111, theradial beads 2122 are arranged at intervals in the circumferential direction of theshroud 211, and the radially outer end of eachradial bead 2122 intersects with thecircumferential bead 2121 on the outer side and the radially inner end intersects with thecircumferential bead 2121 on the inner side, thereby forming a lattice-like structure.

The circumferential reinforcingribs 2121 and theradial reinforcing ribs 2122 are combined to form a grid structure, and the circumferential reinforcingribs 2121 and theradial reinforcing ribs 2122 which are intersected to form a whole are mutually influenced to increase the strength of the reinforcingstructure 212, so that the reinforcingstructure 212 is ensured to cover thecover plate body 2111 to the maximum extent, and the strength improvement effect of the reinforcingstructure 212 on thecover plate body 2111 can be increased.

Further, the mountingportion 2112 is a long strip extending to the middle of thecover plate 211, the longstrip mounting portion 2112 extends along one diameter of thecover plate body 2111, the grid structure includes a plurality of grid structures, at least one grid structure is respectively disposed on two sides of the mountingportion 2112 in the width direction, that is, the grid structure composed of the circumferential reinforcingribs 2121 and theradial reinforcing ribs 2122 is disposed on two sides of thecover plate body 2111 in the width direction of the mountingportion 2112.

Because the strength and rigidity of thecover plate body 2111 at the positions on both sides of the width direction of the mountingportion 2112 are relatively weak, and the grid-shaped structures are arranged on both sides of the width direction of the mountingportion 2112, the strength and rigidity of thecover plate body 2111 at the positions on both sides of the width direction of the mountingportion 2112 can be improved, so that the overall strength of thecover plate body 2111 is improved, and the influence on the normal use of thecover plate assembly 21 due to the local damage of thecover plate body 2111 is prevented.

As shown in fig. 6, in this embodiment, thecover plate body 2111 and the reinforcingstructure 212 are an integral piece, and thecover plate body 2111 and the reinforcingstructure 212 are integrally formed, so that the production process is simple, the production cost is low, the connection stability and the connection strength of thecover plate body 2111 and the reinforcingstructure 212 are high, the cover plate is not easy to damage, the service life is long, moreover, the connection structure between thecover plate body 2111 and the reinforcingstructure 212 is eliminated, and the assembly efficiency of thecover plate assembly 21 is improved.

As shown in fig. 10, in the present embodiment, the mountingportion 2112 extends through the center of thecover plate 211 in the radial direction of thecover plate 211, thefunctional component 213 includes a plurality of functional components that are spaced apart in the length direction of the mountingportion 2112, that is, the mountingportion 2112 is located in the middle of thecover plate 211, the center of thecover plate body 2111 is located on the mountingportion 2112, the length of the mountingportion 2112 is greater than the length of the radius of thecover plate 211, and the plurality offunctional components 213 are spaced apart in the length direction of the mountingportion 2112.

On one hand, theinstallation part 2112 is arranged in the middle of thecover plate 211, so that the operation of a user is facilitated, and the assembly is convenient, on the other hand, the extension length of theinstallation part 2112 is larger than the radius of thecover plate 211, so that the area of theinstallation part 2112 is increased, the assembly of thefunctional components 213 is facilitated, and the mutual influence between the adjacentfunctional components 213 due to the fact that thefunctional components 213 are assembled too tightly due to the fact that theinstallation part 2112 is too small is prevented.

As shown in fig. 11 and 12, in the present embodiment, a connection portion of thecover plate body 2111 and the mountingportion 2112 forms a rib position having a stepped shape or an arc shape. That is, a rib portion is provided between the inner peripheral edge of thecover plate body 2111 and the outer peripheral edge of the mountingportion 2112, the rib portion is formed in a ring shape provided around the mountingportion 2112, the rib portion is provided obliquely with respect to the mountingportion 2112, that is, a cross section of the rib portion is provided obliquely with a plane where the mountingportion 2112 is located, and the cross section of the rib portion may be an arc shape or a line segment connecting between the mountingportion 2112 and thecover plate body 2111.

Through setting up muscle position betweenapron body 2111 andinstallation department 2112, becauseinstallation department 2112 sets up forapron body 2111 protrusion or sunken, muscle position sets up forinstallation department 2112 andapron body 2111 slope, and the muscle position intensity that the slope set up is great, can promote the bulk strength ofapron subassembly 21 from this, prevents to cause the damage ofapron 211 because of the too big steam pressure in the cooking chamber.

As shown in fig. 11 and 12, according to one embodiment of the present invention, theshroud body 2111 has a mounting opening extending to a middle portion thereof, the mounting opening being formed as a through hole provided inside theannular shroud body 2111. The mountingportion 2112 includes: theinstallation plate 21121 corresponds to the installation opening in position, that is, the outer circumferential edge of the installation and rotation plate is connected with the inner circumferential edge of the installation opening, thefunctional component 213 is installed on theinstallation plate 21121, and theconnection flange 21122 is arranged on the edge of theinstallation plate 21121 and connected with the edge of the installation opening to form a rib position. Thecover plate body 2111 and the mountingportion 2112 of the structure are simple in structure and convenient to assemble, and production cost of thecover plate 211 is reduced on the basis of meeting the requirement of improving strength of thecover plate assembly 21.

According to thecover plate assembly 21 for the cooking appliance according to the embodiment of the present invention, thecover plate 211 is provided with the plurality of mountingholes 211211, and the plurality offunctional components 213 are respectively mounted to the mountingholes 211211, as described above, the plurality offunctional components 213 may include: the exhaust valve is arranged in the exhaustvalve mounting hole 211211, the magneticvalve mounting hole 211211 is arranged corresponding to the exhaust valve, the pressure reliefwindow mounting hole 211211 is arranged corresponding to the pressure relief window, and thesensor mounting hole 211211 is arranged corresponding to the pressure sensor, the exhaust valve is arranged in the exhaustvalve mounting hole 211211, the magnetic valve is arranged in the magneticvalve mounting hole 211211, the pressure relief window is arranged in the pressure reliefwindow mounting hole 211211, and the pressure sensor is arranged in thesensor mounting hole 211211. Not only can convenience be provided for the assembly of thefunctional part 213, but also the assembly stability of thefunctional part 213 can be improved.

The concave-convex structure 211212 with one side protruding and the other side recessed is arranged at the position of thecover plate 211 adjacent to the mountinghole 211211, indication can be provided for assembling thefunctional component 213 by arranging the concave-convex structure 211212, convenience is provided for assembling thefunctional component 213 by workers or users, assembling efficiency is improved, and the concave-convex structure 211212 can play a limiting role on thefunctional component 213, so that assembling stability of thefunctional component 213 is improved, and thefunctional component 213 is prevented from shaking.

As shown in fig. 10, in this embodiment, thecover plate body 2111 and the mountingportion 2112 are an integral piece, and thecover plate body 2111 and the mountingportion 2112 are integrally formed, so that the production process is simple, the production cost is low, the connection stability and the connection strength of thecover plate body 2111 and the mountingportion 2112 are high, the cover plate is not easily damaged, the service life is long, moreover, the connection structure between thecover plate body 2111 and the mountingportion 2112 is eliminated, and the assembly efficiency of thecover plate 211 is improved.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," "an implementation," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.

Claims (14)

1. A lid assembly for a cooking appliance, comprising:

the cover plate comprises a cover plate body and a mounting part, the cover plate body is provided with an inner side face and an outer side face which are opposite to each other, the mounting part protrudes out of one of the inner side face and the outer side face and is recessed in the other of the inner side face and the outer side face, the mounting part extends through the center of the cover plate along the radial direction of the cover plate, and the length of the mounting part is greater than the radius length of the cover plate;

the reinforcing structure is arranged on the cover plate body to increase the strength of the cover plate body;

the functional components are mounted on the mounting part and distributed at intervals along the length direction of the mounting part; wherein a plurality of the functional components include at least two of a pressure relief window, a sensor, an exhaust valve, and a magnetic valve.

2. The cover plate assembly for a cooking appliance according to claim 1, wherein the reinforcing structure comprises:

the circumferential reinforcing ribs extend along the circumferential direction of the cover plate body and protrude out of at least one of the inner side surface and the outer side surface of the cover plate body; and/or

The radial reinforcing ribs extend along the radial direction of the cover plate body and protrude out of at least one of the inner side face and the outer side face of the cover plate body.

3. The cover plate assembly for a cooking appliance according to claim 2, wherein the circumferential reinforcing rib includes a plurality of ribs spaced apart along a circumferential direction of the cover plate body.

4. The cover plate assembly for a cooking appliance according to claim 2, wherein the circumferential reinforcing rib includes a plurality of ribs arranged at intervals in a radial direction of the cover plate.

5. The cover plate assembly for a cooking appliance according to claim 2, wherein the radial reinforcing ribs include a plurality spaced apart along a circumference of the cover plate body.

6. The cover plate assembly for a cooking appliance according to claim 2, wherein the circumferential reinforcing ribs and the radial reinforcing ribs respectively comprise a plurality, and the plurality of circumferential reinforcing ribs and the plurality of radial reinforcing ribs intersect in a lattice structure.

7. The cover plate assembly for a cooking appliance according to claim 6, wherein the mounting portion is elongated and extends to a middle portion of the cover plate, the lattice structure includes a plurality of lattice structures, and at least one of the lattice structures is disposed on each of both sides of the mounting portion in a width direction.

8. The lid assembly for a cooking appliance according to any one of claims 1 to 7, wherein the lid body and the reinforcing structure are one piece.

9. The cover plate assembly for a cooking appliance according to claim 1, wherein a connection portion of the cover plate body and the mounting portion forms a stepped or curved rib position.

10. The cover plate assembly for a cooking appliance according to claim 9, wherein the cover plate body has a mounting opening extending to a middle portion thereof, the mounting portion including:

the mounting flat plate corresponds to the mounting opening in position, and the functional component is mounted on the mounting flat plate;

and the connecting flange is arranged on the edge of the mounting flat plate and connected with the edge of the mounting opening to form the rib position.

11. The cover plate assembly for a cooking appliance according to claim 10, wherein the mounting plate is provided with a mounting hole for mounting the functional component, and the mounting plate is provided with a concavo-convex structure having one side protruded and the other side depressed at a position adjacent to the mounting hole.

12. The lid assembly for a cooking appliance according to claim 1, wherein the lid body and the mounting portion are one piece.

13. A lid for a cooking appliance, comprising a lid plate assembly for a cooking appliance according to any one of claims 1-12.

14. A cooking appliance comprising the lid of claim 13.

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