CN110652172A

CN110652172A - Cooking utensil and pot lid thereof

Info

Publication number: CN110652172A
Application number: CN201810714096.6A
Authority: CN
Inventors: 蔡何意; 王洪元; 王本新
Original assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Current assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Priority date: 2018-06-29
Filing date: 2018-06-29
Publication date: 2020-01-07

Abstract

The invention provides a cooking utensil and a pot cover thereof, wherein the pot cover comprises: the inner liner is arranged between the surface cover and the lock cover, the lock cover is rotatably arranged on the inner liner, and the lock cover is provided with cover teeth; the exhaust pipe is arranged on the position of the lock cover deviated from the rotation axis of the lock cover, and the exhaust pipe is hermetically connected with the lock cover; the rotary seat is rotatably arranged on the surface cover and synchronously rotates with the lock cover, a mounting hole is formed in the rotary seat, and the exhaust pipe is in sealing fit with the mounting hole; wherein, be provided with the first hole of dodging along the removal orbit of blast pipe on the inside lining, the blast pipe passes first hole of dodging and mounting hole in proper order. The technical scheme of the invention effectively solves the problems of large size and space occupation of the cooking utensil in the prior art.

Description

Cooking utensil and pot lid thereof

Technical Field

The invention relates to the field of cooking appliances, in particular to a cooking appliance and a pot cover thereof.

Background

Most cooking appliances in the market, such as an electric pressure cooker and the like, have the operation panel arranged at the front side of the pot body facing a user, and the user often needs to bend down to clearly see the content on the operation panel when using the cooking appliance, so that the control of the cooking appliance is accurately finished. At present, an operation panel of some electric pressure cookers is arranged at the top of a cooker cover, so that a user can clearly see the content on the operation panel by lowering his head, but exhaust pipes, pressure limiting valves and the like of the electric pressure cookers need to be coaxially arranged with a lock cover, so that the cooking appliances need to have large covers to accommodate the pressure limiting valves, cover opening handles, the operation panel and other structures, the electric pressure cookers look too bloated and need a large amount of space to be placed, and the user experience is poor.

Disclosure of Invention

The invention aims to provide a cooking appliance and a pot cover thereof, and aims to solve the problems that the cooking appliance in the prior art is large in size and occupies a large space.

In order to achieve the above object, according to one aspect of the present invention, there is provided a pot cover of a cooking appliance, including: the inner liner is arranged between the surface cover and the lock cover, the lock cover is rotatably arranged on the inner liner, and the lock cover is provided with cover teeth; the exhaust pipe is arranged on the position of the lock cover deviated from the rotation axis of the lock cover, and the exhaust pipe is hermetically connected with the lock cover; the rotary seat is rotatably arranged on the surface cover and synchronously rotates with the lock cover, a mounting hole is formed in the rotary seat, and the exhaust pipe is in sealing fit with the mounting hole; wherein, be provided with the first hole of dodging along the removal orbit of blast pipe on the inside lining, the blast pipe passes first hole of dodging and mounting hole in proper order.

Furthermore, a pressure limiting valve is arranged on the exhaust pipe, a pressure limiting valve cover is covered on the pressure limiting valve, and the pressure limiting valve, the pressure limiting valve cover and the rotary seat rotate synchronously.

Further, the pot cover further comprises a cover opening handle, and the cover opening handle is arranged in the rotating seat and is in driving connection with the rotating seat so as to drive the locking cover to move between the locking position and the unlocking position.

Further, the roating seat includes diapire and lateral wall, and the mounting hole setting is on the diapire, through the sealed cooperation of sealing washer between blast pipe and the diapire.

Furthermore, the rotating seat is cylindrical, the uncovering handle is arranged along the diameter of the rotating seat, the rotating axis of the uncovering handle is collinear with the rotating axis of the rotating seat, and the part of the uncovering handle corresponding to the pressure limiting valve forms a pressure limiting valve cover.

Furthermore, the rotation axis of the cover opening handle and the rotation axis of the rotating seat are arranged at intervals, a second avoiding hole is formed in the rotating seat, and the cover opening handle penetrates through the second avoiding hole to avoid interference between the rotating seat and the cover opening handle when the rotating seat and the lock cover rotate synchronously.

Further, a transmission piece is arranged between the cover opening handle and the lock cover, and the transmission piece is rotatably arranged on the lining and connected with the lock cover to drive the lock cover to rotate.

Furthermore, be provided with wobbling clip on the inside lining, still be provided with the direction inclined plane on the driving medium, the direction inclined plane can drive the clip swing.

Furthermore, the pressure limiting valve cover is provided with an exhaust hole at the position corresponding to the pressure limiting valve.

According to another aspect of the present invention, there is provided a cooking appliance comprising a pot body having a cooking cavity and a lid provided on the pot body, the lid being the above-mentioned lid.

By applying the technical scheme of the invention, the exhaust pipe is arranged deviating from the rotation axis of the locking cover, so that the structures such as the pressure limiting valve of the cooking utensil are not limited by the rotation axis of the locking cover, the optimal arrangement of the space on the cover is facilitated, sufficient space is reserved for the structures such as the operation panel and the like, and the size of the cover is effectively reduced. Face lid, inside lining and locking closure set gradually from top to bottom, and the roating seat rotationally sets up on the face lid and rotates with the locking closure is synchronous, blast pipe and locking closure sealing fit, with the sealed cooperation of the mounting hole of roating seat, makes blast pipe, locking closure, roating seat keep static relatively, even still can keep sealed when the locking closure rotates, the steam that produces when making cooking utensil culinary art can pass through the blast pipe and discharge and can not get into in the cavity that face lid and inside lining formed. The first hole of dodging provides the removal space for the blast pipe, has avoided appearing mutual interference between the structure at the rotation in-process, influences the action of uncapping.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, 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 is an exploded view schematically showing a first embodiment of a pot cover of a cooking appliance according to the present invention;

figure 2 shows a schematic structural view of the inner liner of the pot lid of figure 1;

figure 3 shows a schematic top view of the lid of figure 1;

figure 4 shows a schematic cross-sectional view of the lid of figure 3;

figure 5 shows a schematic view of the lid of figure 1 in a locked condition;

fig. 6 shows a schematic configuration diagram of the lid unlocking state of fig. 1;

fig. 7 shows a schematic structural view of a second embodiment of a pot cover of a cooking appliance according to the invention in a locked position;

figure 8 shows an exploded view of the lid of figure 7;

figure 9 shows an exploded view of another angle of the lid of figure 8;

figure 10 shows a schematic view of the lid of figure 7 in an unlocked position;

fig. 11 is a schematic view showing a structure of the pot lid of fig. 10 when the lid opening handle is removed; and

figure 12 shows an exploded view of the lid of figure 10.

Wherein the figures include the following reference numerals:

10. a face cover; 11. an upper cover; 12. a lower cover; 13. accommodating grooves; 20. a liner; 21. a first avoidance hole; 22. a transmission member; 23. a clasp; 24. a fourth avoidance hole; 25. a pivot structure; 30. a locking cover; 40. opening a cover handle; 50. a rotating base; 51. a second avoidance hole; 52. mounting holes; 61. an exhaust pipe; 62. a seal ring; 63. a pressure limiting valve; 64. a pressure limiting valve cover; 65. an exhaust hole; 66. an electromagnetic valve; 67. a pressure-discharging swing rod; 68. pressing a plate; 69. a swing rod seat; 70. a rotating cover; 71. a third avoidance hole; 80. covering; 90. a control component; 91. a lamp panel; 92. a display panel.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

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.

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 application unless specifically stated otherwise. 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.

The first embodiment is as follows:

as shown in fig. 1 to 4, the lid of the cooking utensil of the present embodiment includes a face cover 10, an inner liner 20 and a locking cover 30, which are sequentially arranged from top to bottom, the inner liner 20 is arranged between the face cover 10 and the locking cover 30, the locking cover 30 is rotatably arranged on the inner liner 20, and the locking cover 30 is provided with a cover tooth. The pot cover further comprises an exhaust pipe 61 and a rotary base 50, wherein the exhaust pipe 61 is arranged at a position where the locking cover 30 deviates from the rotation axis, and the exhaust pipe 61 is hermetically connected with the locking cover 30. The rotary seat 50 is rotatably disposed on the face cover 10 and rotates synchronously with the locking cover 30, a mounting hole 52 is disposed on the rotary seat 50, and the exhaust pipe 61 is in sealing engagement with the mounting hole 52. The inner liner is provided with a first avoidance hole 21 along the moving track of the exhaust pipe 61, and the exhaust pipe 61 sequentially passes through the first avoidance hole 21 and the mounting hole 52.

By applying the technical scheme of the embodiment, the exhaust pipe 61 is arranged deviating from the rotation axis of the locking cover 30, so that the structures such as a pressure limiting valve of the cooking utensil are not limited by the rotation axis of the locking cover 30, the optimal arrangement of the space on the face cover 10 is facilitated, sufficient space is reserved for the structures such as the operation panel, and the size of the pot cover is effectively reduced. The face cover 10, the lining 20 and the locking cover 30 are sequentially arranged from top to bottom, the rotary seat 50 is rotatably arranged on the face cover 10 and synchronously rotates with the locking cover 30, the exhaust pipe 61 is in sealing fit with the locking cover 30 and in sealing fit with the mounting hole 52 of the rotary seat 50, so that the exhaust pipe 61, the locking cover 30 and the rotary seat 50 are kept relatively static, the sealing can be kept even when the locking cover 30 rotates, and steam generated during cooking of a cooking appliance can be discharged through the exhaust pipe 61 and cannot enter a cavity formed by the face cover 10 and the lining 20. The first avoidance hole 21 provides a moving space for the exhaust pipe 61, and avoids the mutual interference between the structures in the rotating process and the influence on the uncovering action.

As shown in fig. 1 to 6, the exhaust pipe 61 of the present embodiment is provided with a pressure limiting valve 63, a pressure limiting valve cover 64 is covered on the pressure limiting valve 63, and the pressure limiting valve 63 and the pressure limiting valve cover 64 rotate synchronously with the rotary seat 50. When the pressure limiting valve 63 is lifted, gas can pass through the liner 20 through the gas exhaust tube 61 and out of the lid. When the locking cover 30 rotates, the rotary seat 50, the exhaust pipe 61, the pressure limiting valve 63, the pressure limiting valve cover 64 and other structures rotate relative to the inner liner 20 but keep synchronous rotation relative to the locking cover 30, so that steam, moisture and food materials in the pot body cannot enter into the space between the flour cover 10 and the inner liner 20. In the above process, the first avoiding hole 21 provides a moving space for the exhaust pipe 61, and avoids the mutual interference between the structures during the rotation process and the influence on the cover opening process.

The pot lid of this embodiment further includes a lid opening handle 40, and the lid opening handle 40 is disposed in the rotary seat 50 and drivingly connected to the rotary seat 50 to drive the locking lid 30 to move between the locking position and the unlocking position. The rotary seat 50 is cylindrical and has a bottom wall and a side wall, the mounting hole 52 of the rotary seat 50 is arranged on the bottom wall, and the exhaust pipe 61 is in sealing fit with the bottom wall through a sealing ring 62. As shown in fig. 5 and 6, the cylindrical rotating base 50 always covers the inner liner 20 during the rotation process, so as to keep the lid closed, and prevent impurities from entering the space between the inner liner 20 and the face cover 10. The door opening handle 40 is arranged along the diameter of the rotary seat 50, and the rotation axis of the door opening handle 40 is collinear with the rotation axis of the rotary seat 50, so that sufficient torsion force can be provided when a user rotates the door opening handle 40. The part of the cover opening handle 40 corresponding to the pressure limiting valve 63 forms a pressure limiting valve cover 64, and a vent hole 65 is arranged on the position of the pressure limiting valve cover 64 corresponding to the pressure limiting valve 63.

As shown in fig. 5 and 6, the locking cover 30 of this embodiment drives the hook 23 to rotate through the transmission member 22, the first end of the transmission member 22 is rotatably disposed on the liner 20, the second end of the transmission member 22 is provided with a guiding inclined surface engaged with the hook 23, the transmission member 22 is provided with an elongated slot along the rotation direction of the locking cover 30, when the locking cover 30 rotates, the transmission member 22 is controlled to swing through the elongated slot, and then the guiding inclined surface of the transmission member 22 is engaged with the hook 23, so that the hook 23 is separated from the structure on the pot body to open the cover.

Example two:

the pot lid of the second embodiment provides another lid opening structure in which the rotation axis of the lid opening handle 40 is spaced apart from the rotation axis of the rotary base 50.

Specifically, as shown in fig. 7 to 9, the lid of the cooking appliance of the present embodiment includes a face cover 10, an inner liner 20 and a locking cover 30 which are sequentially arranged from top to bottom, the inner liner 20 is arranged between the face cover 10 and the locking cover 30, and the locking cover 30 is rotatably arranged on the inner liner 20. The pot lid further includes a lid opening handle 40, a rotary holder 50 and an exhaust pipe 61. Wherein, the cover opening handle 40 is rotatably arranged on the flour cover 10, and the cover opening handle 40 drives the locking cover 30 to move between the locking position and the unlocking position. The swivel mount 50 rotationally sets up on the face lid 10 and rotates with the locking closure 30 is synchronous, is provided with the second on the swivel mount 50 and dodges hole 51, and the handle 40 of uncapping wears to establish in the second dodges hole 51 and interferes between the handle 40 of uncapping when avoiding swivel mount 50 and locking closure 30 synchronous rotation. The exhaust pipe 61 is arranged at a position where the locking cover 30 deviates from the rotation axis, the exhaust pipe 61 penetrates through the rotary seat 50 and the lining 20, the lining 20 is provided with a first avoiding hole 21, the exhaust pipe 61 can move in the first avoiding hole 21, and the exhaust pipe 61 is in sealing fit with the rotary seat 50.

As shown in fig. 7, the inner liner 20 of the present embodiment further includes a pivot structure 25 and a control assembly 90, the pan cover is connected to the pan body of the cooking utensil through the pivot structure 25, the control assembly 90 is disposed at an end portion of the inner liner 20, the rotary seat 50 is located between the control assembly 90 and the pivot structure 25, the exhaust pipe 61 is disposed between the rotation axis of the locking cover 30 and the pivot structure 25, and the control assembly 90 is disposed at a side of the face cover 10 closer to the user.

Specifically, as shown in fig. 8 and 12, the lid opening handle 40 of the present embodiment drives the lock lid 30 to rotate through the transmission member 22, a first end of the transmission member 22 is rotatably disposed on the inner liner 20, and a second end of the transmission member 22 is provided with a long groove, which cooperates with a driving column of the lock lid 30 to control the lock lid 30 to rotate.

As shown in fig. 7 to 12, the pot cover of the present embodiment further includes a sealing ring 62, a pressure limiting valve and a pressure limiting valve cover 64, the sealing ring 62 is disposed on the rotary seat 50 and fixed by a pressing plate 68, the exhaust pipe 61 passes through the sealing ring 62 and the first avoiding hole 21 and is fixedly connected with the locking cover 30, the pressure limiting valve is disposed at an end portion of the exhaust pipe 61, the pressure limiting valve cover 64 is disposed on the face cover 10 and covers the pressure limiting valve, and the pressure limiting valve cover 64 is provided with an exhaust hole 65. When the locking cover 30 rotates, the rotary seat 50, the exhaust pipe 61, the sealing ring 62, the pressing plate 68, the pressure limiting valve cover and other structures rotate relative to the inner liner 20 but keep synchronous rotation relative to the locking cover 30, so that steam, moisture and food materials in the pot body cannot enter into the space between the surface cover 10 and the inner liner 20. In the above process, the second avoiding hole 51 provides a moving space for the transmission member 22, and the first avoiding hole 21 provides a moving space for the exhaust pipe 61, so that the mutual interference between the structures in the rotation process is avoided, and the cover opening process is not affected.

As shown in fig. 7 to 12, the pot cover of the present embodiment further includes a rotating cover 70, the rotating cover 70 is disposed on the face cover 10, the rotating cover 70 is fixedly connected to the rotating base 50, the pressure limiting valve is disposed at an end of the exhaust pipe 61 and penetrates through the rotating cover 70, a third avoiding hole 71 is disposed at a position of the rotating cover 70 corresponding to the second avoiding hole 51, and the cover opening handle 40 penetrates through the third avoiding hole 71. The rotary cover 70 is beneficial to keeping the outer surface of the cooking utensil smooth and beautiful, and patterns can be arranged on the rotary cover 70 to improve the aesthetic feeling of the cooking utensil. The third escape hole 71 and the second escape hole 51 are provided to correspond to each other, and provide a space for the open-cover handle 40 when the rotary cover 70 rotates.

In order to further keep the surface of the cooking utensil complete and beautiful, a cover 80 is arranged between the rotary cover 70 and the rotary base 50, and the cover 80 is provided with a mounting hole matched with the cover opening handle 40, so that the cover 80 is static relative to the cover 10 and can cover the second avoiding hole 51, and meanwhile, sundries are prevented from entering the pot cover from the third avoiding hole 71 and the second avoiding hole 51.

Specifically, as shown in fig. 9, the cover 10 of the present embodiment includes an upper cover 11, a lower cover 12 and an accommodating groove 13, the accommodating groove 13 is disposed on the lower cover 12, the control assembly 90 includes a lamp panel 91 and a display panel 92, the lamp panel 91 is disposed in the accommodating groove 13, and the display panel 92 is disposed on the upper cover 11 corresponding to the lamp panel 91. The exhaust duct 61 is offset from the rotational axis of the locking cover 30 and is disposed offset to the rear side of the lid, providing a sufficient space for the control assembly 90 for operating the cooking appliance, and the control assembly 90 is disposed on the upper lid 11 at the top so that the user can see the contents on the display panel 92 with a small step down, improving the use comfort and user experience.

Further, the inner liner 20 of the present embodiment is provided with a swingable hook 23, and the hook 23 can cooperate with the pot body of the cooking appliance to prevent the pot cover from being opened relative to the pot body. For convenient control clip 23, the second end of the driving member 22 of this embodiment is further provided with a guiding inclined plane, and when the lid opening handle 40 drives the driving member 22 to rotate, the guiding inclined plane can pass through the clip 23 and be matched with the clip to drive the clip 23 to swing, so that the clip 23 is separated from the pot body, and the pot cover is opened.

As shown in fig. 8, 9 and 12, the pot cover of this embodiment further includes an electromagnetic valve 66, a pressure-discharging swing rod 67 and a swing rod seat 69, the electromagnetic valve 66 is disposed on the inner liner 20, the inner liner 20 is provided with a fourth avoiding hole 24, and the pressure-discharging swing rod 67 passes through the fourth avoiding hole 24 and is rotatably disposed on the locking cover 30 through the swing rod seat 69. The electromagnetic valve 66 can push the pressure limiting valve through the pressure discharge swing rod 67, so that the pressure in the cooker body is reduced.

The structures of the pot cover of the embodiment can be connected through the screw column and other structures, and interference is avoided through the arc-shaped avoiding hole.

The invention also provides a cooking appliance, the cooking appliance (not shown in the figure) according to the embodiment comprises a pot body and a pot cover, the pot body is provided with a cooking cavity, the pot cover is arranged on the pot body, and the pot cover is a pot cover with the whole structure or part of the structure. The cooking utensil of this embodiment has compact structure, small, advantage that occupation space is little.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:

the exhaust pipe is arranged deviating from the rotation axis of the locking cover, so that structures such as a pressure limiting valve of the cooking utensil are not limited by the rotation axis of the locking cover, the optimal arrangement of the space on the cover is facilitated, sufficient space is reserved for structures such as an operation panel, and the size of the pot cover is effectively reduced. Face lid, inside lining and locking closure set gradually from top to bottom, and the roating seat rotationally sets up on the face lid and rotates with the locking closure is synchronous, blast pipe and locking closure sealing fit, with the sealed cooperation of the mounting hole of roating seat, makes blast pipe, locking closure, roating seat keep static relatively, even still can keep sealed when the locking closure rotates, the steam that produces when making cooking utensil culinary art can pass through the blast pipe and discharge and can not get into in the cavity that face lid and inside lining formed. The first hole of dodging provides the removal space for the blast pipe, has avoided appearing mutual interference between the structure at the rotation in-process, influences the action of uncapping.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; 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 oriented (rotated 80 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 have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to 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

1. A lid for a cooking appliance, comprising:

the novel face cover is characterized by comprising a face cover (10), a lining (20) and a locking cover (30), wherein the face cover, the lining (20) and the locking cover (30) are sequentially arranged from top to bottom, the lining (20) is arranged between the face cover (10) and the locking cover (30), the locking cover (30) is rotatably arranged on the lining (20), and cover teeth are arranged on the locking cover (30);

an exhaust pipe (61) provided at a position where the locking cover (30) deviates from the rotational axis thereof, the exhaust pipe (61) being hermetically connected to the locking cover (30);

the rotary seat (50) is rotatably arranged on the face cover (10) and synchronously rotates with the lock cover (30), a mounting hole (52) is formed in the rotary seat (50), and the exhaust pipe (61) is in sealing fit with the mounting hole (52);

wherein, follow on the inside lining the removal orbit of blast pipe (61) is provided with first dodge hole (21), blast pipe (61) pass in proper order first dodge hole (21) with mounting hole (52).

2. The pot cover according to claim 1, wherein a pressure limiting valve (63) is arranged on the exhaust pipe (61), a pressure limiting valve cover (64) is covered on the pressure limiting valve (63), and the pressure limiting valve cover (64) rotate synchronously with the rotary base (50).

3. The lid according to claim 2, characterized in that it further comprises a lid opening handle (40), said lid opening handle (40) being arranged in said rotary seat (50) in driving connection with said rotary seat (50) to drive said locking lid (30) to move between a locking position and an unlocking position.

4. The lid according to claim 3, characterized in that said rotating seat (50) comprises a bottom wall and a side wall, said mounting hole (52) being provided on said bottom wall, said exhaust pipe (61) being in sealing engagement with said bottom wall by means of a sealing ring (62).

5. The lid for pots of claim 3, wherein the rotary base (50) is a cylinder, the lid opening handle (40) is arranged along a diameter of the rotary base (50), a rotation axis of the lid opening handle (40) is collinear with a rotation axis of the rotary base (50), and a portion of the lid opening handle (40) corresponding to the pressure limiting valve (63) forms the pressure limiting valve cover (64).

6. The lid of claim 3, wherein the rotation axis of the lid opening handle (40) is spaced from the rotation axis of the rotary base (50), the rotary base (50) is provided with a second avoiding hole (51), and the lid opening handle (40) is inserted into the second avoiding hole (51) to avoid interference between the rotary base (50) and the lid opening handle (40) when the rotary base (30) rotates synchronously with the locking lid (30).

7. The lid for pots of claim 3, wherein a transmission member (22) is provided between the lid opening handle (40) and the locking lid (30), the transmission member (22) being rotatably provided on the inner liner (20) and connected to the locking lid (30) to drive the locking lid (30) to rotate.

8. The lid according to claim 7, characterized in that the inner liner (20) is provided with a swingable clasp (23), and the transmission member (22) is further provided with a guide slope capable of driving the clasp (23) to swing.

9. The pot cover according to claim 2, characterized in that the pressure limiting valve cover (64) is provided with a vent hole (65) at a position corresponding to the pressure limiting valve (63).

10. A cooking appliance comprising a pot body and a lid, wherein the pot body has a cooking cavity and the lid is arranged on the pot body, and the lid is the lid of any one of claims 1 to 9.