CN218484310U - Cooking utensil - Google Patents

Abstract

The utility model provides a cooking utensil, include: base, medium plate, annular shell and limit structure. Wherein the middle plate is positioned above the base; the annular shell is clamped between the base and the middle plate and is provided with a butt seam; the limiting structure comprises a limiting hole and a limiting protrusion extending into the limiting hole, the limiting hole is arranged on the annular shell and comprises a first limiting hole and a second limiting hole which are respectively located on two sides of the butt joint, the limiting protrusion is arranged on the middle plate and extends into the first limiting hole and the second limiting hole, and the limiting protrusion is provided with a top wall limiting matched limiting surface with the first limiting hole and the second limiting hole. Use the technical scheme of the utility model the problem of dislocation about the seam crossing of the annular shell in the correlation technique can be solved effectively.

Description

Cooking utensil

Technical Field

The utility model relates to a small household electrical appliances field particularly, relates to a cooking utensil.

Background

A cooking appliance in the related art generally includes a pot body including an outer shell and an inner pot, and a lid body covering the pot body. The casing includes base, annular casing and well board again, and annular casing is located between base and the well board.

The current annular shell is generally formed by bending and butting metal plates, and butt joints are formed at two ends of the bent metal plates. After the cooking utensil is used for a long time, the metal plates on the two sides of the joint can be staggered up and down, so that a gap is formed between the annular shell and the base, liquid or foreign matters and the like easily enter the pot body from the gap, and the using effect of the cooking utensil is influenced.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a cooking utensil to solve the easy problem of misplacing from top to bottom of seam crossing of the annular shell among the correlation technique.

In order to achieve the above object, the present invention provides a cooking appliance, comprising: a base; the middle plate is positioned above the base; the annular shell is clamped between the base and the middle plate and is provided with a butt joint seam; spacing structure, including spacing hole and stretch into spacing downthehole spacing arch, spacing hole sets up on annular housing and including the first spacing hole and the spacing hole of second that are located the both sides of butt joint respectively, and spacing arch sets up on base and/or medium plate and stretches into first spacing hole and the spacing downthehole of second, and spacing arch has the spacing face with the spacing complex of roof or diapire in first spacing hole and the spacing hole of second.

Use the technical scheme of the utility model, annular shell clamp locates between base and the medium plate, and annular shell carries on spacingly through limit structure. Specifically, limit structure includes the spacing arch of setting on the medium plate and sets up first spacing hole and the spacing hole of second on annular housing, and first spacing hole and the spacing hole distribution of second are in the both sides of butt joint seam, and spacing arch has the spacing face with the spacing cooperation of the roof in first spacing hole and the spacing hole of second. After installation medium plate and annular shell are installed, spacing arch can stretch into first spacing hole and the spacing downthehole of second respectively, when the annular shell to the seam both sides has the trend of misplacing in vertical direction, because spacing bellied position is unchangeable, consequently spacing bellied spacing face can form the backstop to the annular shell, make annular shell upper limb and lower border can keep neat, thereby the probability in production gap between annular shell and the base has been reduced, make liquid or foreign matter be difficult to enter into the internal of a kind of deep pot, cooking utensil's result of use has been guaranteed.

Further, the medium plate includes the medium plate body and sets up in the first mounting platform of medium plate body below, and the lower surface of first mounting platform cooperates with the upper surface contact of annular shell, and spacing arch is including setting up in the first spacing arch in the below of medium plate body, and first spacing arch has the roof contact complex first spacing face with first spacing hole and the spacing hole of second. In the structure, the upper edge of the annular shell is in contact fit with the first mounting platform on the middle plate, the upper hole wall of the first limiting hole and the upper hole wall of the second limiting hole can be in contact fit with the first limiting protrusion, and the first mounting platform and the first limiting protrusion can play a limiting effect on the annular shell.

Further, first spacing arch is spacing pothook, and spacing pothook includes the plate body of being connected with the medium plate body and sets up the hook portion on the plate body, and the upper surface of hook portion forms first spacing face. In the structure, the limiting hook is simple in structure and convenient to process, the inclined surface is arranged at the bottom of the limiting hook, so that the limiting hook can be more smoothly clamped into the limiting hole, and the middle plate and the annular shell can be assembled conveniently.

Furthermore, the first limiting hole and the second limiting hole are arranged at intervals, the two limiting hooks respectively extend into the first limiting hole and the second limiting hole, and the upper surfaces of the hook parts of the two limiting hooks are arranged in a coplanar manner to form a first limiting surface. The arrangement mode enables the two limiting hooks to be stably clamped with the first limiting hole and the second limiting hole, and therefore the limiting effect of the limiting device on the annular shell is guaranteed.

Furthermore, still be provided with the location muscle below the medium plate body, be provided with between first spacing hole and the second spacing hole with the location breach that the cooperation of location muscle set up. In the structure, the positioning ribs are matched with the positioning notches, so that the operator can accurately find the positions of the limiting holes and the limiting bulges when assembling the middle plate and the annular shell, and the assembling efficiency of the middle plate and the annular shell is improved.

Further, the lower surface of location muscle and the diapire butt of location breach. In the structure, the positioning ribs can further play a limiting effect on the annular shell.

Furthermore, the limiting protrusion is arranged on the outer side of the annular shell, and the limiting structure further comprises a shielding cover arranged on the outer side of the limiting protrusion. The shielding cover with the structure can protect the limiting hook and the positioning rib, and the attractiveness of the limiting structure can be guaranteed.

Further, the middle plate body includes an annular plate and a protruding edge structure disposed at a circumferential outer side of the annular plate, and the cooking appliance further includes: the cover body comprises a cover body and a boss arranged on the circumferential outer side of the cover body, a cover tooth is arranged on the cover body, and a limiting block is arranged at the bottom of the boss; the cover body is provided with a locking position and an unlocking position, the top of the convex edge structure is provided with a stopping structure, when the cover body is located at the locking position, the limiting block is matched with the stopping structure in a stopping mode, and the limiting structure is arranged below the convex edge structure. Above-mentioned mode of setting up has utilized the structure that cooking utensil was original as limit structure's carrier for cooking utensil's overall arrangement is optimized reasonable more.

Further, the bottom of medium plate body is provided with a plurality of brace rods, and a plurality of brace rods set up along the circumference direction interval of medium plate body, and the brace rod is including the second muscle section that is located the inboard first muscle section and is located the first muscle section outside, and the lower surface of second muscle section is less than the lower surface of first muscle section, and the lower surface that a plurality of second muscle sections formed forms a mounting platform, and the inner wall of annular shell sets up with the outer wall laminating of first muscle section. In the structure, the lower surfaces of the support ribs form a first mounting platform, so that the upper edge of the annular shell can be tightly attached to the middle plate, the assembly stability of the annular shell is favorably improved, in addition, the inner wall of the annular shell is attached to the outer wall of the first rib section, the inner wall of the annular shell can be supported by the first rib sections, and the deformation probability of the annular shell is reduced.

Further, the circumference border department of base is provided with second mounting platform, the upper surface of second mounting platform and the lower surface butt of annular shell, and spacing arch is including setting up the spacing arch of second on the base, and the spacing arch of second has the spacing face of lower pore wall contact complex second with first spacing hole and the spacing hole of second. The structure can also reduce the probability of dislocation of the annular shell at the butt seam.

Drawings

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

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

fig. 2 shows an enlarged schematic structural view at a of the cooking appliance of fig. 1;

fig. 3 is an exploded view showing a partial structure of the cooking appliance of fig. 1;

fig. 4 illustrates a perspective view of an angle of a middle plate of the cooking appliance of fig. 1;

FIG. 5 shows a schematic perspective view of another angle of the middle plate of FIG. 4;

FIG. 6 is an enlarged schematic view of the middle plate of FIG. 5 at B; and

fig. 7 shows an enlarged structural view at C of the middle plate of fig. 5.

Wherein the figures include the following reference numerals:

10. a base; 20. a middle plate; 21. a middle plate body; 211. an annular plate; 212. a raised edge structure; 213. a stop structure; 22. a first mounting platform; 23. positioning ribs; 24. supporting ribs; 241. a first rib section; 242. a second rib section; 30. an annular housing; 31. butt seam welding; 32. positioning the notch; 40. a limiting structure; 41. a limiting hole; 411. a first limit hole; 412. a second limiting hole; 42. a limiting bulge; 421. a first limit protrusion; 4211. a plate body; 4212. a hook portion; 424. a first limiting surface; 43. a shield cover; 50. a cover body; 51. a cover body; 52. a boss; 53. covering teeth; 54. and a limiting block.

Detailed Description

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

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

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

As shown in fig. 1, 2 and 5 to 7, the cooking appliance of the present embodiment includes: base 10, middle plate 20, annular shell 30 and limit structure 40. Wherein, the middle plate 20 is positioned above the base 10; the annular housing 30 is sandwiched between the base 10 and the middle plate 20, the annular housing 30 having a butt seam 31; the limiting structure 40 comprises a limiting hole 41 and a limiting protrusion 42 extending into the limiting hole 41, the limiting hole 41 is disposed on the annular housing 30 and comprises a first limiting hole 411 and a second limiting hole 412 which are respectively located at two sides of the butt joint 31, the limiting protrusion 42 is disposed on the middle plate 20 and extends into the first limiting hole 411 and the second limiting hole 412, and the limiting protrusion 42 has a limiting surface in limiting fit with the top wall of the first limiting hole 411 and the top wall of the second limiting hole 412.

By applying the technical solution of the present embodiment, the annular housing 30 is clamped between the base 10 and the middle plate 20, and the annular housing 30 is limited by the limiting structure 40. Specifically, the limiting structure 40 includes a limiting protrusion 42 disposed on the middle plate 20, and a first limiting hole 411 and a second limiting hole 412 disposed on the annular housing 30, the first limiting hole 411 and the second limiting hole 412 are distributed on two sides of the butt seam 31, and the limiting protrusion 42 has a limiting surface in limiting fit with top walls of the first limiting hole 411 and the second limiting hole 412. After installation medium plate 20 and annular housing 30 are installed, spacing arch 42 can stretch into first spacing hole 411 and the spacing hole 412 of second respectively, when the annular housing 30 to seam 31 both sides has the trend of misplacing in vertical direction, because spacing arch 42's position is unchangeable, therefore spacing arch 42's spacing face can form the backstop to annular housing 30, make annular housing 30 top edge and lower border can keep neat, thereby the probability that produces the gap between annular housing 30 and base 10 has been reduced, make liquid or foreign matter be difficult to enter into the internal of a kind of deep pot, cooking utensil's result of use has been guaranteed.

In addition, the structure can also play a role in improving the aesthetic property of the cooking utensil.

As shown in fig. 2, 6 and 7, in the present embodiment, the middle plate 20 includes a middle plate body 21 and a first mounting platform 22 disposed below the middle plate body 21, a lower surface of the first mounting platform 22 is in contact fit with an upper surface of the annular housing 30, the limiting protrusion 42 includes a first limiting protrusion 421 disposed below the middle plate body 21, and the first limiting protrusion 421 has a first limiting surface 424 in contact fit with top walls of the first limiting hole 411 and the second limiting hole 412. In the above structure, the upper edge of the annular housing 30 is in contact fit with the first mounting platform 22 on the middle plate 20, the upper hole walls of the first limiting hole 411 and the second limiting hole 412 can be in contact fit with the first limiting protrusion 421, and the first mounting platform 22 and the first limiting protrusion 421 can play a limiting effect on the annular housing 30. Specifically, when the annular housing 30 on the side of the seam 31 has a tendency to move upward, the first mounting platform 22 can stop it. When the annular housing 30 on one side of the seam 31 has a downward moving tendency, the first limiting protrusion 421 can form a stop for the annular housing 30 on the other side of the seam 31, so that the annular housing 30 on the two sides of the seam 31 cannot be displaced vertically.

The "contact fitting" may mean that the two contacting portions are just in contact with each other, but does not have a pressing force, or may mean that the two contacting portions are in contact with each other.

As shown in fig. 2, 6 and 7, in the present embodiment, the first limiting protrusion 421 is a limiting hook, the limiting hook includes a plate body 4211 connected to the middle plate body 21 and a hook portion 4212 disposed on the plate body 4211, and an upper surface of the hook portion 4212 forms a first limiting surface 424. In the structure, the limiting hook is simple in structure and convenient to process, and the bottom of the limiting hook is provided with the inclined surface, so that the limiting hook can be more smoothly clamped into the limiting hole 41, and the middle plate 20 and the annular shell 30 can be assembled conveniently.

As shown in fig. 2 and fig. 6, in the present embodiment, the first limiting hole 411 and the second limiting hole 412 are disposed at an interval, two limiting hooks are disposed at an interval, the two limiting hooks respectively extend into the first limiting hole 411 and the second limiting hole 412, and the upper surfaces of the hook portions 4212 of the two limiting hooks are disposed in a coplanar manner and form the first limiting surface 424. In the above structure, the first limit hole 411 and the second limit hole 412 are independently arranged and located at two sides of the butt seam 31, the first limit protrusion 421 comprises two limit hooks respectively extending into the first limit hole 411 and the second limit hole 412, and the two limit hooks and the first limit hole 411 and the second limit hole 412 can be stably connected in a clamping manner, so that the limit effect of the limit structure 40 on the annular shell 30 is ensured.

Of course, in other embodiments not shown in the drawings, the first position-limiting hole 411 and the second position-limiting hole 412 may also be disposed in communication, and the first position-limiting protrusion 421 is a position-limiting hook that extends into both the first position-limiting hole 411 and the second position-limiting hole 412. This arrangement also has the effect of preventing the annular housing 30 from being displaced up and down at the butt seam 31.

As shown in fig. 2 and fig. 6, in this embodiment, a positioning rib 23 is further disposed below the middle plate body 21, and a positioning notch 32 disposed to match with the positioning rib 23 is disposed between the first limiting hole 411 and the second limiting hole 412. In the above structure, the positioning rib 23 and the positioning notch 32 are arranged in a matching manner, so that an operator can find the positions of the limiting hole 41 and the limiting protrusion 42 when assembling the middle plate 20 and the annular housing 30, and the assembling efficiency of the middle plate 20 and the annular housing 30 is improved.

As shown in fig. 2 and 6, in the present embodiment, the lower surface of the positioning rib 23 abuts against the bottom wall of the positioning notch 32. In the above structure, the positioning rib 23 can further have a limiting effect on the annular housing 30. Specifically, when there is a tendency for the ring-shaped housings 30 on both sides of the seam 31 to move upward, the lower surface of the positioning rib 23 can form a stopper for the ring-shaped housing 30 on that side, thereby further reducing the probability of the occurrence of the misalignment phenomenon at the seam of the ring-shaped housing 30.

As shown in fig. 2, 3 and 6, in the present embodiment, the limiting protrusion 42 is disposed on the outer side of the annular housing 30, and the limiting structure 40 further includes a shielding cover 43 disposed on the outer side of the limiting protrusion 42. The shielding cover 43 with the above structure can play a role in protecting the limiting hook and the positioning rib 23, and can also ensure the aesthetic property of the limiting structure 40.

As shown in fig. 3 to 5, in the present embodiment, the middle plate body 21 includes an annular plate 211 and a protruding edge structure 212 disposed on the circumferential outer side of the annular plate 211, the cooking appliance further includes a cover 50, the cover 50 includes a cover body 51 and a boss 52 disposed on the circumferential outer side of the cover body 51, the cover body 51 is provided with a cover tooth 53, and the bottom of the boss 52 is provided with a stopper 54; the cover 50 has a locked position and an unlocked position, the stop structure 213 is disposed on the top of the protruding edge structure 212, when the cover 50 is located at the locked position, the limit block 54 is in stop fit with the stop structure 213, and the limit structure 40 is disposed below the protruding edge structure 212. In the above structure, the side (front side) of the cooking appliance with the operation panel is generally facing the user during daily use, and the boss 52 on the cover 50 and the ledge structure 212 on the middle plate 20 are generally located on the side (rear side) of the cooking appliance far from the operation panel, which is beneficial to improving the aesthetic property of the cooking appliance. Accordingly, the butt seam 31 of the annular housing 30 is also located at the rear side of the cooking utensil, so the limiting structure 40 can be just arranged on the boss 52 to achieve the limiting effect on the annular housing 30 and reduce the probability of dislocation of the butt seam. Above-mentioned mode of setting up has utilized the original structure of cooking utensil as limit structure 40's carrier for cooking utensil's overall arrangement is optimized rationally more.

As shown in fig. 5 and fig. 7, in this embodiment, a plurality of support ribs 24 are provided at the bottom of the middle plate body 21, the plurality of support ribs 24 are arranged at intervals along the circumferential direction of the middle plate body 21, the support ribs 24 include a first rib section 241 located at the inner side and a second rib section 242 located at the outer side of the first rib section 241, the lower surface of the second rib section 242 is lower than the lower surface of the first rib section 241, the lower surface formed by the plurality of second rib sections 242 forms the first mounting platform 22, and the inner wall of the annular housing 30 is attached to the outer wall of the first rib section 241. In the above-mentioned structure, the lower surface of a plurality of brace rods 24 forms first mounting platform 22 for annular housing 30's last border can closely laminate with medium plate 20, thereby be favorable to promoting the stability of annular housing 30 assembly, in addition, annular housing 30's inner wall sets up with the outer wall laminating of first muscle section 241, makes a plurality of first muscle sections 241 can form the support to annular housing 30's inner wall, thereby has reduced the probability that annular housing 30 warp.

It should be noted that, in other embodiments not shown in the drawings, the limiting protrusion 42 may also be disposed on the base, and the first limiting hole 411 and the second limiting hole 412 are located at two sides of the butt seam 31 and near the lower edge of the annular housing 30, so that the limiting protrusion 42 disposed on the base conveniently extends into the first limiting hole 411 and the second limiting hole 412, and forms a limiting effect on the annular housing 30 at two sides of the butt seam 31.

Specifically, a second mounting platform is arranged at the circumferential edge of the base 10, the upper surface of the second mounting platform is abutted to the lower surface of the annular housing 30, the limiting protrusion 42 comprises a second limiting protrusion arranged on the base 10, and the second limiting protrusion has a second limiting surface in contact fit with the bottom walls of the first limiting hole 411 and the second limiting hole 412. The above structure can also serve to reduce the probability of misalignment of the annular housing 30 at the butt seam.

Of course, in another embodiment not shown in the drawings, the limiting protrusions may also be disposed on the middle plate and the base at the same time, and the upper edge and the lower edge of the annular housing are disposed with the first limiting hole and the second limiting hole at the same time, so as to further reduce the probability of the vertical dislocation of the annular housing at both sides of the seam.

In this embodiment, the cooking appliance may be an electric pressure cooker, an electric rice cooker, a soybean milk maker, a food processor, an electric stewpan, a cooker, a multifunctional pot, or the like.

In the description of the present invention, it should be understood that the directions or positional relationships indicated by the directional terms such as "front, back, upper, lower, left, right", "horizontal, vertical, horizontal" and "top, bottom", etc. are usually based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, and in the case of not making a contrary explanation, these directional terms do not indicate and imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore, should not be construed as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; above" may include both orientations "at 8230; \8230; above" and "at 8230; \8230; below". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms do not have special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

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

Claims (10)

1. A cooking appliance, comprising:

a base (10);

a middle plate (20) positioned above the base (10);

the annular shell (30) is clamped between the base (10) and the middle plate (20), and the annular shell (30) is provided with a butt seam (31);

spacing structure (40), including spacing hole (41) and stretch into spacing arch (42) in spacing hole (41), spacing hole (41) set up in on annular housing (30) and including being located respectively first spacing hole (411) and the spacing hole of second (412) of both sides of butt joint (31), spacing arch (42) set up in base (10) and/or on medium plate (20) and stretch into in first spacing hole (411) and the spacing hole of second (412), spacing arch (42) have with the spacing face of the spacing cooperation of roof or the diapire of first spacing hole (411) with the spacing hole of second (412).

2. The cooking appliance according to claim 1, wherein the middle plate (20) comprises a middle plate body (21) and a first mounting platform (22) disposed below the middle plate body (21), a lower surface of the first mounting platform (22) is in contact fit with an upper surface of the annular housing (30), the limit protrusion (42) comprises a first limit protrusion (421) disposed below the middle plate body (21), and the first limit protrusion (421) has a first limit surface (424) in contact fit with top walls of the first limit hole (411) and the second limit hole (412).

3. The cooking appliance according to claim 2, wherein the first limit protrusion (421) is a limit hook, the limit hook comprises a plate body (4211) connected to the middle plate body (21) and a hook portion (4212) provided on the plate body (4211), and an upper surface of the hook portion (4212) forms the first limit surface (424).

4. The cooking appliance according to claim 3, wherein the first position-limiting hole (411) and the second position-limiting hole (412) are spaced apart from each other, the two position-limiting hooks respectively extend into the first position-limiting hole (411) and the second position-limiting hole (412), and upper surfaces of hook portions (4212) of the two position-limiting hooks are coplanar and form the first position-limiting surface (424).

5. The cooking utensil of claim 4, wherein a positioning rib (23) is further arranged below the middle plate body (21), and a positioning notch (32) matched with the positioning rib (23) is arranged between the first limiting hole (411) and the second limiting hole (412).

6. The cooking appliance according to claim 5, wherein the lower surface of the positioning rib (23) abuts against the bottom wall of the positioning notch (32).

7. The cooking appliance according to claim 2, wherein the limit projection (42) is provided on the outside of the annular housing (30), and the limit structure (40) further comprises a shield (43) provided on the outside of the limit projection (42).

8. The cooking appliance according to claim 7, wherein the middle plate body (21) includes an annular plate (211) and a ledge structure (212) provided at a circumferential outer side of the annular plate (211), the cooking appliance further comprising:

the cover body (50) comprises a cover body (51) and a boss (52) arranged on the circumferential outer side of the cover body (51), a cover tooth (53) is arranged on the cover body (51), and a limiting block (54) is arranged at the bottom of the boss (52);

the cover body (50) is provided with a locking position and an unlocking position, a stopping structure (213) is arranged at the top of the protruding edge structure (212), when the cover body (50) is located at the locking position, the limiting block (54) is matched with the stopping structure (213) in a stopping mode, and the limiting structure (40) is arranged below the protruding edge structure (212).

9. The cooking appliance according to claim 2, wherein a plurality of support ribs (24) are provided at the bottom of the middle plate body (21), the support ribs (24) are arranged at intervals along the circumferential direction of the middle plate body (21), the support ribs (24) include a first rib section (241) located at the inner side and a second rib section (242) located at the outer side of the first rib section (241), the lower surface of the second rib section (242) is lower than the lower surface of the first rib section (241), the lower surface formed by the second rib sections (242) forms the first mounting platform (22), and the inner wall of the annular housing (30) is attached to the outer wall of the first rib section (241).

10. The cooking appliance according to claim 1, wherein a second mounting platform is arranged at a circumferential edge of the base (10), an upper surface of the second mounting platform abuts against a lower surface of the annular housing (30), the limiting protrusion (42) comprises a second limiting protrusion arranged on the base (10), and the second limiting protrusion has a second limiting surface in contact fit with lower hole walls of the first limiting hole (411) and the second limiting hole (412).

Images