CN212912812U - Lid assembly and have its cooking utensil - Google Patents

Abstract

The utility model provides a lid subassembly and have its cooking utensil. Wherein, lid subassembly includes: the cover body is provided with an exhaust pipe; the pressure limiting valve is arranged on the exhaust pipe; the exhaust lever is rotatably arranged on the cover body, and a first end of the exhaust lever is provided with an initial position separated from the pressure limiting valve and a driving position for driving the pressure limiting valve to exhaust; the driving piece is arranged on the cover body and matched with the second end of the exhaust lever so as to drive the first end of the exhaust lever to be switched from the initial position to the driving position; and the force application structure is arranged between the exhaust lever and the cover body, and the exhaust lever is kept at the initial position under the action of the force application structure when not driven by the driving piece. The technical scheme of this application has solved the difficult problem that resets of exhaust lever among the correlation technique effectively.

Description

Lid assembly and have its cooking utensil

Technical Field

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

Background

Pressure cooker is when culinary art food, and inside can produce high temperature high-pressure gas, after culinary art food, in order to realize uncapping fast, the user can exhaust through manual button, and then makes the inside high temperature gas of pressure cooker discharge.

In the related art, an exhaust lever is mounted on the cover body, and one end of the exhaust lever is engaged with the button and the other end is engaged with the pressure limiting valve. Because the articulated department of exhaust lever and lid is because the machining precision problem, for example have burr etc. or have food waste to get into the problem, can make exhaust lever be in the position that pushes away the pressure-limiting valve all the time after being supported and pressed by the button, can't reset. This can result in the cooking chamber leaking air when cooking takes place and not being able to be pressed upwards.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a lid subassembly and have its cooking utensil to solve the problem of the exhaust lever difficulty that resets among the correlation technique.

In order to achieve the above object, according to an aspect of the present invention, there is provided a cover assembly including: the cover body is provided with an exhaust pipe; the pressure limiting valve is arranged on the exhaust pipe; the exhaust lever is rotatably arranged on the cover body, and a first end of the exhaust lever is provided with an initial position separated from the pressure limiting valve and a driving position for driving the pressure limiting valve to exhaust; the driving piece is arranged on the cover body and matched with the second end of the exhaust lever so as to drive the first end of the exhaust lever to be switched from the initial position to the driving position; and the force application structure is arranged between the exhaust lever and the cover body, and the exhaust lever is kept at the initial position under the action of the force application structure when not driven by the driving piece.

Use the technical scheme of the utility model, be provided with the blast pipe on the lid body, the pressure limiting valve sets up on the blast pipe. The exhaust lever is arranged on the cover body and can rotate, the first end of the exhaust lever is matched with the pressure limiting valve and can push the pressure limiting valve, and the first end of the exhaust lever is provided with an initial position separated from the pressure limiting valve and a driving position for driving the pressure limiting valve to exhaust. And a force application structure is arranged between the exhaust lever and the cover body, and when the exhaust lever is not driven by the driving piece, the exhaust lever is kept at an initial position under the action of the force application structure. Through the arrangement of the force application structure, after the driving piece drives the exhaust lever to push the pressure limiting valve to exhaust, the driving piece does not apply force to the exhaust lever any more, at the moment, the exhaust lever can be switched from a driving position to an initial position under the action of the force application structure and is kept unchanged at the initial position, and then the pressure limiting valve falls down to return to the position of the sealed exhaust pipe. Furthermore, even if the exhaust lever is stuck due to problems such as processing or food residue, the exhaust lever is reset by the urging structure. Therefore, the technical scheme of the application effectively solves the problem that the exhaust lever is difficult to reset in the related technology.

Further, the force application structure comprises a magnetic part and a magnetic matching piece, one of the magnetic part and the magnetic matching piece is arranged on the exhaust lever, and the other of the magnetic part and the magnetic matching piece is arranged on the cover body. The magnetic part and the magnetic matching piece are matched with each other, so that force can be effectively applied to the exhaust lever, and the magnetic part and the magnetic matching piece are simple in structure and good in matching effect.

Furthermore, the force application structure is arranged between the first end of the exhaust lever and the cover body, and the magnetic piece and the magnetic matching piece are attracted; or the force application structure is arranged between the second end of the exhaust lever and the cover body, and the magnetic part and the magnetic matching piece repel each other. The position that foretell application of force structure set up can make application of force structure's application of force effect better, is favorable to the first end of exhaust lever to switch to initial position from the drive position more. Simultaneously, through the effect of attracting each other or repelling between above-mentioned magnetic part and the magnetic fitting piece for the mode of setting up of application of force structure is more, more is favorable to the utilization in lid subassembly upper space.

Further, the magnetic member is a magnet, and the magnetic mating member is a magnet or an iron member. The magnetic attraction between the magnetic part and the magnetic matching part is good, the first end of the exhaust lever can be effectively attracted, and the first end of the exhaust lever is enabled to be in the initial position.

Further, the force application structure comprises an elastic piece, wherein the elastic piece is arranged between the first end of the exhaust lever and the cover body, and applies downward elastic force to the exhaust lever; or the elastic piece is arranged between the second end of the exhaust lever and the cover body, and the elastic piece applies upward elastic force to the exhaust lever. The elastic piece is simple in structure, good in force application effect and convenient to set.

Furthermore, the cover body is provided with a mounting seat, a mounting hole is formed in the mounting seat, and the exhaust lever penetrates through the mounting hole through a connecting shaft. The mounting seat can support the exhaust lever, and the connecting shaft is mounted in the mounting hole, so that the first end of the exhaust lever can push the pressure limiting valve to exhaust.

Further, be provided with the drive inclined plane on the driving piece, be formed with smooth portion between the second end of drive inclined plane and exhaust lever, when the driving piece rotated, the second end of drive exhaust lever was passed through to the drive inclined plane removes, and smooth portion is including setting up the arc protruding muscle and/or the setting of drive inclined plane department at the upper surface of the second end of exhaust lever and the cambered surface portion between the side. Foretell driving piece is when rotating, and the second end of exhaust lever is pushed down to the drive inclined plane, and the protruding muscle of arc or cambered surface portion can reduce the frictional resistance between the second end of drive inclined plane and exhaust lever for the rotation of driving piece is more smooth and easy.

Further, the second end of the exhaust lever comprises an inclined section and a straight section, the straight section is connected between the inclined section and the first end of the exhaust lever, and the connection part of the inclined section and the straight section is in smooth transition. The smooth transition can effectively reduce the friction resistance, and when the driving inclined plane rotates, the driving inclined plane can be matched with the inclined section, so that the tilting height of the exhaust lever is higher, and the exhaust effect of the pressure limiting valve is better.

Further, the lid body assembly further comprises a handle, the lid body comprises a lining and a locking cover rotatably arranged below the lining, the exhaust pipe is arranged on the locking cover and penetrates out of the lining, the handle drives the driving piece to rotate, the locking cover is provided with cover teeth, the locking cover is provided with a locking position and an unlocking position, and the driving piece drives the locking cover to be switched between the locking position and the unlocking position. The locked position and the unlocked position described above enable better safety of the cover assembly.

According to another aspect of the present invention, there is provided a cooking device, comprising a cover assembly, the cover assembly being the above-mentioned cover assembly. The cooking utensil with the cover body assembly also has the advantages because the exhaust lever in the cover body assembly can be timely reset.

Drawings

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

fig. 1 shows an exploded view of a first embodiment of a cover assembly according to the present invention;

FIG. 2 is a schematic cross-sectional view of a portion of the exhaust lever of the cover assembly of FIG. 1 in an initial position;

FIG. 3 shows an enlarged partial view of the cover assembly of FIG. 2 at A;

FIG. 4 is a schematic cross-sectional view of a portion of the exhaust lever of the cover assembly of FIG. 1 in an actuated position;

FIG. 5 shows a perspective view of the exhaust lever of FIG. 1;

fig. 6 is a schematic perspective view of the exhaust lever of the second embodiment of the cover assembly according to the present invention in the initial position;

FIG. 7 shows an enlarged partial view of the cover assembly of FIG. 6 at B;

FIG. 8 is a schematic cross-sectional view of the exhaust lever of the cover assembly of FIG. 6 in an initial position;

FIG. 9 is a perspective view of the exhaust lever of the cover assembly of FIG. 6 in an actuated position;

FIG. 10 is a schematic cross-sectional view of the exhaust lever of the cover assembly of FIG. 9 in an actuated position;

FIG. 11 shows a top schematic view of the drive member of the cover assembly of FIG. 6; and

fig. 12 shows a cross-sectional schematic view of the drive member of the cover assembly of fig. 6.

Wherein the figures include the following reference numerals:

10. a cover body; 11. an exhaust pipe; 12. a second chute; 20. a pressure limiting valve; 30. an exhaust lever; 31. an inclined section; 32. a straight section; 33. a connecting shaft; 40. a drive member; 41. a drive ramp; 42. a connecting portion; 421. a first chute; 50. a force application structure; 51. a magnetic member; 52. a magnetic counterpart; 60. a mounting seat; 61. mounting holes; 70. a locking cover; 71. a pin shaft; 80. and (4) lining.

Detailed Description

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

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

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

As shown in fig. 1 to 5, in a first embodiment, the cover assembly includes: the cover comprises a cover body 10, a pressure limiting valve 20, an exhaust lever 30, a driving element 40 and a force application structure 50. The lid body 10 is provided with an exhaust pipe 11. And the pressure limiting valve 20 is arranged on the exhaust pipe 11. The exhaust lever 30 is rotatably disposed on the cover body 10, and a first end of the exhaust lever 30 has an initial position separated from the pressure limiting valve 20 and a driving position for driving the pressure limiting valve 20 to exhaust. The driving member 40 is disposed on the cover body 10, and the driving member 40 is engaged with the second end of the exhaust lever 30 to drive the first end of the exhaust lever 30 to switch from the initial position to the driving position. And an urging structure 50 provided between the exhaust lever 30 and the lid body 10, and held at an initial position by the urging structure 50 when the exhaust lever 30 is not driven by the driver 40.

By applying the technical solution of this embodiment, the cover body 10 is provided with the exhaust pipe 11, and the pressure limiting valve 20 is disposed on the exhaust pipe 11. The exhaust lever 30 is installed on the cover body 10, the exhaust lever 30 can rotate, a first end of the exhaust lever 30 is matched with the pressure limiting valve 20 and can push the pressure limiting valve 20, and the first end of the exhaust lever 30 is provided with an initial position separated from the pressure limiting valve 20 and a driving position for driving the pressure limiting valve 20 to exhaust. A force application structure 50 is provided between the exhaust lever 30 and the cover body 10, and when the exhaust lever 30 is not driven by the driver 40, the exhaust lever 30 is held at an initial position by the force application structure 50. Through the arrangement of the force application structure 50, after the driving member 40 drives the exhaust lever 30 to push the pressure limiting valve 20 to exhaust, the driving member 40 does not apply force to the exhaust lever 30 any more, at this time, the exhaust lever 30 can be switched from the driving position to the initial position under the action of the force application structure 50 and is kept unchanged at the initial position, so that the pressure limiting valve 20 falls down to return to the position for sealing the exhaust pipe. Further, even if the exhaust lever 30 is caught by a problem such as processing or food waste, it is returned by the urging structure 50. Therefore, the technical scheme of the embodiment effectively solves the problem that the exhaust lever is difficult to reset in the related art.

As shown in fig. 2 and 3, in the first embodiment, the force application structure 50 includes a magnetic element 51 and a magnetic fitting 52, the magnetic element 51 is disposed on the exhaust lever 30, and the magnetic fitting 52 is disposed on the cover body 10. The magnetic element 51 and the magnetic fitting 52 are mutually matched, so that the exhaust lever 30 can be effectively applied with force, and the magnetic element 51 and the magnetic fitting 52 have simple structures and good matching effect.

In an embodiment not shown in the figures, the magnetic element may also be provided on the cover body, in which case the magnetic counterpart is provided on the exhaust lever. If the exhaust lever is made of iron, the force application structure can be realized only by arranging the magnetic part on the cover body.

As shown in fig. 1 to 5, in the first embodiment, the urging structure 50 is disposed between the first end of the exhaust lever 30 and the cover body 10, and the magnetic member 51 and the magnetic fitting 52 are attracted to each other. The position of the force application structure 50 can make the force application effect of the force application structure 50 better, and is more beneficial to the first end of the exhaust lever 30 to be switched from the driving position to the initial position. When the force application structure 50 is disposed at the first end of the exhaust lever 30, a magnetic attraction force is generated between the magnetic member 51 and the magnetic engaging member 52.

In an embodiment not shown in the drawings, the force application structure may be further disposed at the second end of the exhaust lever, and at this time, a mutual repulsion force needs to be generated between the magnetic member and the magnetic mating member, so that the first end of the exhaust lever is at the initial position and is kept unchanged when the second end of the exhaust lever is not driven by the driving member.

As shown in fig. 1 to 5, in the first embodiment, the magnetic member 51 is a magnet, and the magnetic engaging member 52 is a magnet. The magnetic force between the two magnets is good, the first end of the exhaust lever can be effectively attracted, and the first end of the exhaust lever is enabled to be located at the initial position.

Of course, the magnetic mating member may also be an iron member, and since the magnet and the iron member can be attracted together, the effect is similar to the effect of the two magnets.

As shown in fig. 1 and 5, in the first embodiment, the cover body 10 is provided with an installation seat 60, the installation seat 60 is provided with an installation hole 61, and the exhaust lever 30 is inserted into the installation hole 61 through the connection shaft 33. The mounting seat 60 can support the exhaust lever 30, and the connecting shaft 33 is mounted in the mounting hole 61, so that the first end of the exhaust lever 30 can push the pressure limiting valve 20 to exhaust. Certainly, when the driving inclined surface 41 rotates, the direction of the component force applied to the exhaust lever 30 changes continuously, so that the connecting shaft 33 is inserted into the mounting hole 61, the exhaust lever 30 can be effectively prevented from twisting, and the structure of the exhaust lever is more stable and is not easy to damage.

As shown in fig. 5, in the first embodiment, the second end of the exhaust lever 30 includes an inclined section 31 and a straight section 32, the straight section 32 is connected between the inclined section 31 and the first end of the exhaust lever 30, and the connection between the inclined section 31 and the straight section 32 is smooth. The smooth transition can effectively reduce the frictional resistance, and when the driving inclined surface 41 rotates, the driving inclined surface 41 can be matched with the inclined section 31, so that the tilting height of the exhaust lever 30 is higher, and the exhaust effect of the pressure limiting valve 20 is better.

As shown in fig. 5, in the first embodiment, a rounded corner is further disposed at an end of the inclined section 31 away from the straight section 32, the inclined section 31 is inserted into the driving member 40, and when the driving member 40 rotates, the inclined section 31 only moves up and down, and at this time, the rounded corner is disposed to effectively avoid interference between the inclined section 31 and the driving member 40. And even if interference occurs, since the outside of the fillet is smooth, the frictional force of the fillet and the inner wall of the driver 40 can be reduced.

As shown in fig. 2 and 4, in the first embodiment, the cover assembly further includes a handle, the cover body 10 includes an inner liner 80 and a lock cover 70 rotatably disposed below the inner liner 80, the exhaust pipe 11 is disposed on the lock cover 70 and penetrates through the inner liner 80, the handle drives the driving member 40 to rotate, the lock cover 70 is provided with cover teeth, the lock cover 70 has a locking position and an unlocking position, and the driving member 40 drives the lock cover 70 to switch between the locking position and the unlocking position. The locked position and the unlocked position enable better safety of the cover assembly.

The structure of the cover assembly according to the second embodiment of the present application is shown in fig. 6 to 12, and in the second embodiment, the difference from the first embodiment is the specific structure of the exhaust lever. In addition, in the second embodiment, a specific structure of the driving member 40 is also shown. In fig. 6 to 10, the magnetic member and the magnetic mating member are not shown.

In the second embodiment, the exhaust lever 30 is provided with a lug, the lug is provided with a connecting hole, the connecting shaft is independent of the exhaust lever, and the connecting shaft passes through the mounting hole 61 of the mounting seat and the connecting hole of the lug to mount the exhaust lever 30 on the mounting seat 60.

Be provided with drive inclined plane 41 on the driving piece 40, be formed with smooth portion between the second end of drive inclined plane 41 and exhaust lever 30, when driving piece 40 rotated, drive inclined plane 41 passed through smooth portion drive exhaust lever 30's second end and removed, smooth portion including the arc protruding muscle that sets up in drive inclined plane 41 department with set up the cambered surface portion between the upper surface of the second end of exhaust lever 30 and the side. When the driving member rotates, the driving inclined surface 41 presses down the second end of the exhaust lever 30, and the smooth portion can reduce the frictional resistance between the driving inclined surface 41 and the second end of the exhaust lever 30, so that the driving member 40 rotates more smoothly.

Of course, the smooth portion may be only an arc rib provided on the driving slope or only an arc portion provided between the upper surface and the side surface of the second end of the exhaust lever 30, and this arrangement may also reduce the frictional resistance, facilitating the user's operation.

As shown in fig. 2, 4, 11 and 12, the locking cover 70 is further provided with a pin 71, the driving member 40 further includes a connecting portion 42 provided with a first sliding slot 421, the cover body 10 is provided with a second sliding slot 12, the pin 71 is inserted into the first sliding slot 421 and the second sliding slot 12, and the driving member 40 rotates to drive the pin 71 to move in the first sliding slot 421 and the second sliding slot 12, so as to drive the locking cover 70 to rotate, so as to switch the locking cover 70 between the locking position and the unlocking position. The structure is simple and efficient, and the first sliding groove 421 and the second sliding groove 12 can limit the movement track of the pin shaft 71 to prevent excessive rotation.

In the third embodiment, the force applying structure includes an elastic member (not shown in the figure) disposed between the first end of the exhaust lever and the cover body, and the elastic member applies a downward elastic force to the exhaust lever 30. The elastic piece has simple structure, good force application effect and convenient arrangement. The elastic piece sets up between the first end of exhaust lever and lid body, and after the driving piece did not carry out the application of force to the second end of exhaust lever, the elastic piece can draw the first end of dragging the exhaust lever, and then makes the first end of exhaust lever resume to initial condition.

Similarly, an elastic member may be further provided between the second end of the exhaust lever and the cover body, the elastic member applying an upward elastic force to the exhaust lever 30. At the moment, after the driving piece does not apply force to the second end of the exhaust lever, the elastic piece is restored to the original length from the compressed state, and the elastic piece can be abutted against the second end of the exhaust lever, so that the first end of the exhaust lever is restored to the initial state.

The application still provides a cooking utensil, and the embodiment of the cooking utensil according to the application includes the pot body and covers the lid subassembly of establishing on the container, and the lid subassembly is foretell lid subassembly. The cooking utensil with the cover body assembly also has the advantages because the exhaust lever in the cover body assembly can be timely reset.

When the locking cover is in the locking position, the inside of the pot body can enter a cooking state. When pressure exists in the cooker body, the cover teeth on the lock cover and the cooker teeth on the cooker body are overlapped up and down, so that the cover body assembly and the cooker body cannot be separated. When cooking is finished, a user rotates the handle, so that the driving piece 40 rotates, the lock cover rotates from the locking position to the unlocking position, the inclined plane 41 is driven to press the second end of the exhaust lever 30 downwards, the first end of the exhaust lever 30 pushes the pressure limiting valve 20, and exhaust and pressure relief are achieved. When the locking cover is in the unlocking position, the cover teeth on the locking cover are completely staggered with the pot teeth on the pot body, and the cover body assembly can be turned over to be opened or taken down from the container.

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

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

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

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

Claims (10)

1. A cover assembly, comprising:

the cover comprises a cover body (10), wherein an exhaust pipe (11) is arranged on the cover body (10);

a pressure limiting valve (20) arranged on the exhaust pipe (11);

the exhaust lever (30) is rotatably arranged on the cover body (10), and a first end of the exhaust lever (30) is provided with an initial position separated from the pressure limiting valve (20) and a driving position for driving the pressure limiting valve (20) to exhaust;

the driving piece (40) is arranged on the cover body (10), and the driving piece (40) is matched with the second end of the exhaust lever (30) so as to drive the first end of the exhaust lever (30) to be switched from the initial position to the driving position;

and the force application structure (50) is arranged between the exhaust lever (30) and the cover body (10), and the exhaust lever (30) is kept at the initial position under the action of the force application structure (50) when not driven by the driving piece (40).

2. The cover assembly of claim 1, wherein the force application structure (50) comprises a magnetic element (51) and a magnetic fitting (52), one of the magnetic element (51) and the magnetic fitting (52) being disposed on the exhaust lever (30) and the other of the magnetic element (51) and the magnetic fitting (52) being disposed on the cover body (10).

3. The cover assembly of claim 2, wherein the force applying structure (50) is disposed between the first end of the exhaust lever (30) and the cover body (10), and the magnetic member (51) and the magnetic fitting (52) are attracted to each other; or the force application structure (50) is arranged between the second end of the exhaust lever (30) and the cover body (10), and the magnetic piece (51) and the magnetic matching piece (52) repel each other.

4. The cover assembly of claim 2, wherein the magnetic member (51) is a magnet and the magnetic mating member (52) is a magnet or a ferrous member.

5. The cover assembly of claim 1, wherein the force applying structure (50) comprises a resilient member, wherein,

the elastic piece is arranged between the first end of the exhaust lever (30) and the cover body (10), and applies downward elastic force to the exhaust lever (30); alternatively, the first and second electrodes may be,

the elastic piece is arranged between the second end of the exhaust lever (30) and the cover body (10), and the elastic piece applies upward elastic force to the exhaust lever (30).

6. The cover assembly according to any one of claims 1 to 5, wherein a mounting seat (60) is provided on the cover body (10), a mounting hole (61) is provided on the mounting seat (60), and the exhaust lever (30) is inserted into the mounting hole (61) through a connecting shaft (33).

7. The cover assembly of claim 1, wherein the driving member (40) is provided with a driving inclined surface (41), a smooth portion is formed between the driving inclined surface (41) and the second end of the exhaust lever (30), when the driving member (40) rotates, the driving inclined surface (41) drives the second end of the exhaust lever (30) to move through the smooth portion, and the smooth portion comprises an arc-shaped rib provided at the driving inclined surface (41) and/or an arc-shaped portion provided between the upper surface and the side surface of the second end of the exhaust lever (30).

8. The cover assembly of claim 1, wherein the second end of the vent lever (30) includes an angled section (31) and a flat section (32), the flat section (32) being connected between the angled section (31) and the first end of the vent lever (30), the angled section (31) being in smooth transition with the flat section (32).

9. The cover assembly of claim 1, further comprising a handle, wherein the cover body (10) comprises an inner liner (80) and a lock cover (70) rotatably disposed below the inner liner (80), the exhaust pipe (11) is disposed on the lock cover (70) and penetrates through the inner liner (80), the handle drives the driving member (40) to rotate, cover teeth are disposed on the lock cover (70), the lock cover (70) has a locking position and an unlocking position, and the driving member (40) drives the lock cover (70) to switch between the locking position and the unlocking position.

10. A cooking appliance comprising a lid assembly, wherein the lid assembly is as claimed in any one of claims 1 to 9.

Images