CN215777289U - Cooking utensil - Google Patents

Abstract

The present invention provides a cooking appliance, including: a pot body having a cooking cavity; the upper cover is arranged on the pot body in an openable and closable manner; the pressure limiting valve is arranged on the upper cover; the non-pressure valve comprises a valve seat and a valve core, wherein the valve seat is arranged on the upper cover in a penetrating mode, the valve core is arranged on the valve seat in a penetrating mode in a vertically moving mode, the valve seat is provided with a valve port, one side of the valve port is communicated with the cooking cavity, the other side of the valve port is communicated with the outside, and the valve core is provided with a plugging position attached to the valve port and an exhaust position separated from the valve port; drive assembly, inhale the piece including electro-magnet and magnetism, inhale the movably setting in upper cover of piece, the electro-magnet sets up in upper cover or pot body, and the electro-magnet is inhaled the piece through circular telegram or disconnection drive magnetism and is removed to make magnetism inhale the piece drive valve core and remove between shutoff position and exhaust position. Through the technical scheme that this application provided, can solve the problem that the drive structure of the no pressure valve is complicated among the correlation technique.

Description

Cooking utensil

Technical Field

The utility model relates to the technical field of small household appliances, in particular to a cooking appliance.

Background

The electric pressure cooker comprises a cooker body and an upper cover, wherein the upper cover is arranged on the cooker body in an openable manner. In order to enable the electric pressure cooker to have the function of one cooker with multiple purposes, the upper cover is provided with a pressure limiting valve and a non-pressure valve, so that the electric pressure cooker can be switched between pressure cooking and non-pressure cooking. When the electric pressure cooker is used for pressure cooking, the non-pressure valve is in a blocking state, and the pressure limiting valve can be opened according to the pressure in the cooker. When the electric pressure cooker is used for non-pressure cooking, the non-pressure valve is in an open state, and the cooker body can be communicated with the outside through the non-pressure valve.

In the related art, the upper cover is provided with a driving structure that drives the movement of the pressureless valve, with which the pressureless valve can be switched between the blocking state and the open state, but this driving structure has a problem of a complicated structure.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cooking appliance, which solves the problem that the driving structure of a non-pressure valve in the related art is complex.

The present invention provides a cooking appliance, comprising: a pot body having a cooking cavity; the upper cover is arranged on the pot body in an openable and closable manner; the pressure limiting valve is arranged on the upper cover; the non-pressure valve comprises a valve seat and a valve core, wherein the valve seat is arranged on the upper cover in a penetrating mode, the valve core is arranged on the valve seat in a penetrating mode in a vertically moving mode, the valve seat is provided with a valve port, one side of the valve port is communicated with the cooking cavity, the other side of the valve port is communicated with the outside, and the valve core is provided with a plugging position attached to the valve port and an exhaust position separated from the valve port; drive assembly, inhale the piece including electro-magnet and magnetism, inhale the movably setting in upper cover of piece, the electro-magnet sets up in upper cover or pot body, and the electro-magnet is inhaled the piece through circular telegram or disconnection drive magnetism and is removed to make magnetism inhale the piece drive valve core and remove between shutoff position and exhaust position.

By applying the technical scheme of the utility model, when the electromagnet is powered on or disconnected, the electromagnet drives the magnetic attraction piece to move relative to the electromagnet through the magnetic attraction effect, and in the moving process of the magnetic attraction piece, the magnetic attraction piece can drive the valve core to move between the plugging position and the exhaust position, so that the valve port is plugged or opened. Adopt electro-magnet and magnetism to inhale a matched with drive structure, have the advantage of drive simple structure.

Furthermore, the magnetic part comprises a magnetic conduction block and a pressing plate which are connected with each other, the electromagnet is matched with the magnetic conduction block in a magnetic attraction mode, and the pressing plate is matched with the valve core in a driving mode. Through inhale the magnetism piece and set up to magnetic conduction piece and clamp plate, the structure setting of the piece is inhaled to magnetism is more nimble.

Further, the magnetic part also comprises a rotating shaft, the magnetic conduction block is connected with the pressing plate through the rotating shaft, and the rotating shaft is rotatably arranged on the upper cover in a penetrating way. The magnetic conduction block and the pressing plate are connected through the rotating shaft, and the connecting device has the advantages of simplicity and stability in connection. When the electromagnet is electrified, the electromagnet attracts the magnetic conduction block to move towards the direction close to the electromagnet due to the magnetic attraction effect, so that the magnetic conduction block is attached to the electromagnet, the magnetic conduction block drives the pressing plate to rotate downwards, and the pressing plate presses the valve core downwards.

Furthermore, the magnetic conduction block is provided with a magnetic attraction inclined surface, and the magnetic conduction block is contacted with the electromagnet through the magnetic attraction inclined surface. The magnetic attraction inclined plane is in contact with the electromagnet, so that the magnetic attraction structure has the advantage of firm magnetic attraction.

Further, the pressure plate is located above the valve core and provided with an initial position and a pressing position, and when the pressure plate moves from the initial position to the pressing position, the pressure plate moves the valve core from the blocking position to the air exhaust position. When the electromagnet is electrified, the electromagnet attracts the magnetic conduction block to be close to the electromagnet due to the magnetic attraction effect, the magnetic attraction inclined plane of the magnetic conduction block moves to the position contacted with the electromagnet from the position far away from the electromagnet, meanwhile, the magnetic conduction block drives the pressing plate to rotate downwards through the rotating shaft, the pressing plate presses the valve core downwards, the valve core and the valve port of the valve seat move to be separated from each other from the contact, and the non-pressure valve is opened.

Further, the upper cover includes the lid and sets up the steam box in the lid, and the pivot is rotationally worn to locate the lateral wall of steam box, and the magnetic conduction piece is located the outside of steam box, and the upper end and the clamp plate of case all are located the steam box. By adopting the structure, the pressure plate only does circular motion in the steam box, and the motion mode is simple, so the sealing is more reliable.

Furthermore, a sealing element is arranged in the steam box, the shape of the sealing element is matched with that of the steam box, the outer surface of the sealing element is attached to the inner surface of the steam box, and the rotating shaft penetrates through the side wall of the steam box and the side wall of the sealing element. Adopt the sealing member sealed steam box, make through the discharge of no pressure valve and enter into the steam box steam can not reveal to the lid in, can not lead to the fact the corruption to the spare part in the lid.

Further, the valve port is located the lower extreme of disk seat, and the case includes the valve rod and sets up the seal receptacle in the lower extreme of valve rod, and the disk seat is worn to locate with the valve rod can reciprocate, and the seal receptacle is located the below of disk seat, and when the case was located the shutoff position, the seal receptacle shutoff valve port. When the pressure cooking is carried out by using the cooking appliance, the sealing seat is positioned at the blocking position, and the sealing seat is attached to the lower end of the valve seat, so that the gas in the pot cannot leak out. And because the seal receptacle is located the below of disk seat, after the pressure in the pot rose, the gas in the pot can exert ascending effort to the seal receptacle for the seal receptacle is inseparabler with the lower extreme laminating of disk seat, can promote the sealed effect of no pressure valve, reduces or eliminates the risk that no pressure valve appears sealed the inefficacy.

Furthermore, the non-pressure valve also comprises a return spring, the return spring is sleeved on the side wall of the valve rod, one end of the return spring is abutted against the upper end of the valve seat, and the other end of the return spring exerts elastic force on the valve rod so as to enable the valve core to return to the blocking position; the non-pressure valve also comprises a valve cover positioned above the valve seat, the valve cover is connected with the upper end of the valve rod, and two ends of the reset spring are respectively abutted against the valve seat and the valve cover. The valve core is reset to the plugging position through the reset spring, and the valve core has the advantages of simple structure and low cost. The reset spring is arranged between the valve seat and the valve cover, and the valve has the advantage of simple assembly.

Furthermore, a limiting block is arranged on the outer side wall of the steam box, and the magnetic conduction block is in limiting fit with the limiting block so as to limit the rotation range of the magnetic conduction block and avoid the problem of reverse rotation of the magnetic conduction block; the upper cover also comprises a handle, the cover body comprises a fixed cover and a buckling cover, cover teeth are arranged on the buckling cover, the handle is arranged on the fixed cover, and the handle can drive the buckling cover to rotate relative to the fixed cover; the cover body also comprises a steam cover, the steam cover is covered above the steam box, and the steam is discharged from the steam cover; the valve seat is arranged on the buckling cover and penetrates through the fixing cover; the fixed cover comprises a surface cover and a lining positioned below the surface cover; the magnetic conduction block comprises a magnet or a metal piece, and has the advantage of low cost.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

fig. 1 illustrates an exploded view of an upper cover of a cooking appliance according to an embodiment of the present invention;

fig. 2 is a schematic structural view illustrating an upper cover of a cooking appliance according to an embodiment of the present invention;

fig. 3 is a sectional view illustrating a non-pressure valve of an upper cover of a cooking appliance in a blocking position according to an embodiment of the present invention;

FIG. 4 shows a partial enlarged view at A in FIG. 3;

fig. 5 is a sectional view illustrating a non-pressure valve of an upper cover of a cooking appliance in a venting position according to an embodiment of the present invention;

FIG. 6 shows a partial enlarged view at B in FIG. 5;

fig. 7 is a schematic structural view illustrating an upper cover of a cooking appliance according to an embodiment of the present invention;

fig. 8 shows a schematic diagram of the structure of the non-pressure valve in fig. 1.

Wherein the figures include the following reference numerals:

20. an upper cover; 21. a cover body; 211. a fixed cover; 212. a snap-fit cover; 2121. covering teeth; 22. a steam box; 221. a seal member; 222. a limiting block; 23. a steam cover;

30. a pressure-free valve; 31. a valve seat; 311. a valve port; 32. a valve core; 321. a valve stem; 322. a sealing seat; 33. a return spring; 34. a valve cover;

40. a drive assembly; 41. an electromagnet; 42. a magnetic member; 421. a magnetic conduction block; 4211. magnetically attracting the inclined plane; 422. pressing a plate; 423. a rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 utility model, 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 invention.

As shown in fig. 1 to 8, an embodiment of the present invention provides a cooking appliance including a pot body, an upper cover 20, a pressure limiting valve, a non-pressure valve 30, and a driving assembly 40. Wherein, the pot body has the culinary art chamber, and upper cover 20 sets up on the pot body openly and shut, and the pressure limiting valve sets up in the upper cover, and when cooking utensil was in pressure cooking state, behind the pressure excess exhaust pressure in the culinary art chamber, accessible pressure limiting valve exhaust pressure release. The non-pressure valve 30 includes a valve seat 31 and a valve core 32, the valve seat 31 is disposed through the upper cover 20, the valve core 32 is disposed through the valve seat 31 in a vertically movable manner, the valve seat 31 has a valve port 311, one side of the valve port 311 is communicated with the cooking cavity, the other side of the valve port 311 is communicated with the outside, and the valve core 32 has a blocking position attached to the valve port 311 and an exhaust position separated from the valve port 311. The driving assembly 40 includes an electromagnet 41 and a magnetic attraction member 42, the magnetic attraction member 42 is movably disposed on the upper cover 20, the electromagnet 41 is disposed in the upper cover 20 or the pot body, and the electromagnet 41 drives the magnetic attraction member 42 to move by being powered on or off, so that the magnetic attraction member 42 drives the valve plug 32 to move between the blocking position and the air exhaust position.

By applying the technical scheme of the utility model, when the electromagnet 41 is powered on or disconnected, the electromagnet 41 drives the magnetic attraction piece 42 to move relative to the electromagnet 41 through the magnetic attraction effect, and in the process of moving the magnetic attraction piece 42, the magnetic attraction piece 42 drives the valve core 32 to move between the blocking position and the exhaust position, so that the valve port 311 is blocked or opened. The driving structure that the electromagnet 41 and the magnetic attraction piece 42 are matched is adopted, and the magnetic attraction piece has the advantage of simple driving structure.

In the present embodiment, the outside refers to the outside of the cooking appliance. The magnetic element 42 is movably disposed on the upper cover 20, and the movement includes rotation or translation (linear movement).

The valve body 32 has a closing position in contact with the valve port 311 and an exhaust position separated from the valve port 311. The exhaust position means that when the cooking utensil needs to perform non-pressure cooking, the electromagnet 41 is energized to generate magnetic force, the electromagnet 41 drives the valve core 32 to move by using the magnetic attraction piece 42, so that the valve core 32 is separated from the valve port 311, and the non-pressure valve 30 is in an open state at this time. The blocking position means that when the cooking appliance needs to perform pressure cooking, the electromagnet 41 is powered off, the magnetic attraction piece 42 is separated from the electromagnet 41, the valve core 32 is reset, the non-pressure valve 30 is in a blocking state at the moment, and when the pressure in the cooking cavity exceeds the exhaust pressure, the pressure can be released through the pressure limiting valve.

In the present embodiment, the electromagnet 41 is disposed in the upper cover 20, so that the driving structure is more compact, and the miniaturization of the device is facilitated.

As shown in fig. 3 to 6, the magnetic attraction member 42 includes a magnetic conduction block 421 and a pressing plate 422 that are connected to each other, the electromagnet 41 is energized to generate magnetic force, the electromagnet 41 and the magnetic conduction block 421 are magnetically engaged, the magnetic conduction block 421 drives the pressing plate 422 to move, the pressing plate 422 is in driving engagement with the valve element 32, and the pressing plate 422 drives the valve element 32 to move between the blocking position and the exhaust position. Through setting up magnetism to magnetic piece 42 for magnetic conduction piece 421 and clamp plate 422, the structure setting of magnetism piece 42 is inhaled more nimble.

As shown in fig. 6, the magnetic attraction member 42 further includes a rotating shaft 423, the magnetic conduction block 421 and the pressing plate 422 are connected by the rotating shaft 423, and the rotating shaft 423 rotatably penetrates through the upper cover 20. The rotating shaft 423 is connected with the magnetic conduction block 421 and the pressing plate 422, so that the magnetic conduction block has the advantages of simple and stable connection. When the electromagnet 41 is powered on, the electromagnet 41 attracts the magnetic conduction block 421 to move toward the direction close to the electromagnet 41 due to the magnetic attraction, so that the magnetic conduction block 421 is attached to the electromagnet 41, the magnetic conduction block 421 drives the pressing plate 422 to rotate downward, and the pressing plate 422 presses the valve element 32 downward.

It should be noted that the rotating shaft 423 is rotatably disposed through the upper cover 20, that is, the rotating shaft 423 is disposed through the upper cover 20 and is in clearance fit with the upper cover 20, and the upper cover 20 can limit the rotating shaft 423 and does not prevent the rotating shaft 423 from rotating.

As shown in fig. 4 and fig. 6, the magnetic conducting block 421 is provided with a magnetic inclined plane 4211, and the magnetic conducting block 421 contacts with the electromagnet 41 through the magnetic inclined plane 4211. The magnetic attraction inclined plane 4211 is in contact with the electromagnet 41, so that the magnetic attraction is firm.

As shown in fig. 4 and 6, the pressing plate 422 is located above the valve element 32, the pressing plate 422 has an initial position and a depressed position, and when the pressing plate 422 moves from the initial position to the depressed position, the pressing plate 422 moves the valve element 32 from the blocking position to the air release position.

Specifically, after the electromagnet 41 is powered on, the electromagnet 41 attracts the magnetic conductive block 421 to approach due to the magnetic attraction, the magnetic attraction inclined surface 4211 of the magnetic conductive block 421 moves from a position away from the electromagnet 41 to a position contacting with the electromagnet 41, meanwhile, the magnetic conductive block 421 drives the pressing plate 422 to rotate downward through the rotating shaft 423, the pressing plate 422 presses the valve element 32 downward, the valve element 32 moves to be separated from the valve port 311 of the valve seat 31 by contacting, and the non-pressure valve 30 is opened.

As shown in fig. 1, 3 and 7, the upper cover 20 includes a cover 21 and a steam box 22 disposed in the cover 21, a rotating shaft 423 rotatably penetrates through a sidewall of the steam box 22, a magnetic conduction block 421 is located outside the steam box 22, and an upper end of the valve core 32 and a pressing plate 422 are both located in the steam box 22. With the above structure, the pressure plate 422 only moves circularly in the steam box 22, and the movement mode is simple, so the sealing is more reliable.

As shown in fig. 1, 4 and 7, a sealing member 221 is provided in the steam box 22, the shape of the sealing member 221 is adapted to the shape of the steam box 22, the outer surface of the sealing member 221 is fitted to the inner surface of the steam box 22, and the rotation shaft 423 is provided to penetrate the side wall of the steam box 22 and the side wall of the sealing member 221. The steam box 22 is sealed by the sealing member 221, so that the steam discharged through the non-pressure valve 30 and entering the steam box 22 does not leak into the cover body 21, and does not corrode parts in the cover body 21.

Wherein, the shape of the sealing member 221 is adapted to the shape of the steam box 22, which means that the shape of the sealing member 221 is the same as the shape of the steam box 22.

As shown in fig. 6, the valve port 311 is located at the lower end of the valve seat 31, the valve body 32 includes a stem 321 and a seal seat 322 provided at the lower end of the stem 321, the stem 321 is vertically movably inserted into the valve seat 31, the seal seat 322 is located below the valve seat 31, and when the valve body 32 is located at the closing position, the seal seat 322 closes the valve port 311. When the pressure cooking is performed by using the cooking appliance, the sealing seat 322 is located at the blocking position, and at this time, the sealing seat 322 is attached to the lower end of the valve seat 31, so that the air in the pot cannot leak out. Moreover, because the sealing seat 322 is located below the valve seat 31, after the pressure in the cooker rises, the gas in the cooker exerts an upward acting force on the sealing seat 322, so that the sealing seat 322 is attached to the lower end of the valve seat 31 more tightly, the sealing effect of the non-pressure valve can be improved, and the risk of sealing failure of the non-pressure valve is reduced or eliminated.

In this embodiment, the non-pressure valve 30 further includes a sealing rubber ring, the sealing seat 322 is provided with a sealing groove, the sealing rubber ring is sleeved in the sealing groove, the sealing rubber ring is matched with the valve seat 31 to form a second seal, and the sealing performance of the non-pressure valve 30 is enhanced.

As shown in fig. 4 and 6, the non-pressure valve 30 further includes a return spring 33, the return spring 33 is sleeved on a side wall of the valve rod 321, one end of the return spring 33 abuts against an upper end of the valve seat 31, and the other end of the return spring 33 applies an elastic force to the valve rod 321 to restore the valve element 32 to the blocking position, and the return spring 33 restores the valve element 32 to the blocking position.

In this embodiment, the non-pressure valve 30 further includes a valve cover 34 located above the valve seat 31, the valve cover 34 is connected to the upper end of the valve rod 321, two ends of the return spring 33 are respectively abutted against the valve seat 31 and the valve cover 34, and the return spring 33 is disposed between the valve seat 31 and the valve cover 34, which has an advantage of simple assembly.

In the present embodiment, the upper end of the stem 321 is provided with a mounting hole, and the bonnet 34 is connected to the stem 321 through the mounting hole. When the electromagnet 41 drives the magnetic conduction block 421 to move, the magnetic conduction block 421 drives the pressing plate 422 to rotate downward through the rotating shaft 423, the pressing plate 422 presses the valve cover 34, the valve cover 34 drives the valve rod 321 to move downward, the non-pressure valve 30 is opened, and at this time, the return spring 33 is in a compressed state. When the electromagnet 41 is powered off, the magnetic conduction block 421 is separated from the electromagnet 41, the valve cover 34 moves upward under the elastic force of the return spring 33, the valve cover 34 drives the valve rod 321 to move upward, the valve core 32 is returned to the blocking position, and the non-pressure valve 30 is closed.

As shown in fig. 1 to 8, the outer side wall of the steam box 22 is provided with a limiting block 222, and the magnetic conductive block 421 is in limiting fit with the limiting block 222 to limit the rotation range of the magnetic conductive block 421, so as to avoid the problem of reverse rotation of the magnetic conductive block 421. The upper cover 20 further comprises a handle, the cover body 21 comprises a fixed cover 211 and a buckling cover 212, cover teeth 2121 are arranged on the buckling cover 212, the handle is arranged on the fixed cover 211, and the handle can drive the buckling cover 212 to rotate relative to the fixed cover 211. The cover body 21 further includes a steam cover 23, the steam cover 23 is covered above the steam box 22, the steam discharged from the non-pressure valve 30 enters the steam box 22, and the steam is discharged from the steam cover 23. The valve seat 31 is disposed on the engaging cover 212 and passes through the fixing cover 211, and the engaging cover 212 fixes the valve seat 31. The fixing cover 211 includes a cover and a liner located below the cover, the cover protects and covers the upper cover 20, and the fixing cover is arranged on the liner. The magnetic conduction block 421 includes a magnet or a metal member, which has an advantage of low cost.

The metal piece is a metal capable of being attracted by a magnet, such as iron.

In this embodiment, the cooking appliance includes an air fryer or an electric rice cooker or an electric pressure cooker or a multifunctional heating pot with functions of baking, cooking and cooking.

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 invention 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.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, 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 simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered 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 the terms have no 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, characterized in that it comprises:

a pot body having a cooking cavity;

an upper cover (20) which is arranged on the pot body in an openable and closable manner;

a pressure limiting valve disposed on the upper cover (20);

the non-pressure valve (30) comprises a valve seat (31) and a valve core (32), the valve seat (31) is arranged on the upper cover (20) in a penetrating mode, the valve core (32) is arranged on the valve seat (31) in a penetrating mode in a vertically movable mode, the valve seat (31) is provided with a valve port (311), one side of the valve port (311) is communicated with the cooking cavity, the other side of the valve port (311) is communicated with the outside, and the valve core (32) is provided with a blocking position attached to the valve port (311) and an exhaust position separated from the valve port (311);

drive assembly (40), inhale piece (42) including electro-magnet (41) and magnetism, magnetism inhale piece (42) movably set up in upper cover (20), electro-magnet (41) set up upper cover (20) or in the pot body, electro-magnet (41) are through circular telegram or disconnection drive magnetism inhale piece (42) and remove, so that magnetism inhale piece (42) drive case (32) are in the shutoff position with remove between the exhaust position.

2. The cooking appliance according to claim 1, wherein the magnetic member (42) comprises a magnetic block (421) and a pressing plate (422) connected to each other, the electromagnet (41) is magnetically engaged with the magnetic block (421), and the pressing plate (422) is drivingly engaged with the valve core (32).

3. The cooking appliance according to claim 2, wherein the magnetic member (42) further comprises a rotating shaft (423), the magnetic block (421) and the pressing plate (422) are connected by the rotating shaft (423), and the rotating shaft (423) is rotatably disposed through the upper cover (20).

4. The cooking appliance according to claim 2, wherein the magnetic conducting block (421) is provided with a magnetic attraction inclined surface (4211), and the magnetic conducting block (421) is in contact with the electromagnet (41) through the magnetic attraction inclined surface (4211).

5. The cooking appliance according to claim 2, wherein the pressure plate (422) is located above the valve element (32), the pressure plate (422) having an initial position and a depressed position, the pressure plate (422) moving the valve element (32) from the blocking position to the venting position when the pressure plate (422) moves from the initial position to the depressed position.

6. The cooking appliance according to claim 3, wherein the upper cover (20) comprises a cover body (21) and a steam box (22) arranged in the cover body (21), the rotating shaft (423) is rotatably arranged on a side wall of the steam box (22) in a penetrating manner, the magnetic conductive block (421) is positioned outside the steam box (22), and the upper end of the valve core (32) and the pressure plate (422) are both positioned in the steam box (22).

7. The cooking appliance according to claim 6, wherein a sealing member (221) is arranged in the steam box (22), the shape of the sealing member (221) is matched with the shape of the steam box (22), the outer surface of the sealing member (221) is attached to the inner surface of the steam box (22), and the rotating shaft (423) penetrates through the side wall of the steam box (22) and the side wall of the sealing member (221).

8. The cooking appliance according to any one of claims 1 to 7, wherein the valve port (311) is located at a lower end of the valve seat (31), the valve element (32) comprises a valve stem (321) and a sealing seat (322) arranged at the lower end of the valve stem (321), the valve stem (321) is movably disposed through the valve seat (31) up and down, the sealing seat (322) is located below the valve seat (31), and the sealing seat (322) blocks the valve port (311) when the valve element (32) is located at the blocking position.

9. The cooking appliance of claim 8,

the non-pressure valve (30) further comprises a return spring (33), the return spring (33) is sleeved on the side wall of the valve rod (321), one end of the return spring (33) is abutted to the upper end of the valve seat (31), and the other end of the return spring (33) exerts elastic force on the valve rod (321) so as to enable the valve core (32) to be returned to the blocking position;

the non-pressure valve (30) further comprises a valve cover (34) located above the valve seat (31), the valve cover (34) is connected with the upper end of the valve rod (321), and two ends of the return spring (33) are respectively abutted to the valve seat (31) and the valve cover (34).

10. The cooking appliance according to claim 6 or 7,

a limiting block (222) is arranged on the outer side wall of the steam box (22), and the magnetic conduction block (421) is in limiting fit with the limiting block (222) to limit the rotation range of the magnetic conduction block (421);

the upper cover (20) further comprises a handle, the cover body (21) comprises a fixed cover (211) and a buckling cover (212), cover teeth (2121) are arranged on the buckling cover (212), the handle is arranged on the fixed cover (211), and the handle can drive the buckling cover (212) to rotate relative to the fixed cover (211);

the cover body (21) further comprises a steam cover (23), and the steam cover (23) is covered above the steam box (22);

the valve seat (31) is arranged on the buckling cover (212) and penetrates through the fixed cover (211);

the fixed cover (211) comprises a face cover and a lining positioned below the face cover;

the magnetic conduction block (421) comprises a magnet or a metal piece.

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