CN214433738U - Cooking utensil's lid structure and cooking utensil - Google Patents

Abstract

The utility model provides a cooking utensil's lid structure, include: a face cover provided with an opening; the steam valve is provided with a valve cavity, and a steam inlet and a steam outlet which are respectively communicated with the valve cavity; the steam inlet is arranged at the bottom of the steam valve and communicated with the valve cavity and the outside of the steam valve; the steam outlet is communicated with the opening; the electromagnetic coil is arranged between the face cover and the steam valve; the movable piece is arranged in the valve cavity and at least comprises an iron core part, and the movable piece is suitable for moving upwards to a first position for opening the steam inlet under the driving of the iron core part when the electromagnetic coil is electrified and moving downwards to a second position for sealing the steam inlet under the action of self gravity when the electromagnetic coil part is electrified. The utility model discloses can slow down the heat in the boiler chamber and scatter and disappear, realize also can heat retaining function under the condition that need not generate heat set sustained heating, reduce power consumptively.

Description

Cooking utensil's lid structure and cooking utensil

Technical Field

The utility model relates to a kitchen utensil technical field, concretely relates to cooking utensil's lid structure and cooking utensil.

Background

At present, food on dining tables of people is more and more abundant, the time for making meal is greatly prolonged, and the food made in front often can cool off, influence the taste, therefore people put forward higher requirements on the heat preservation of meal. However, most of the existing cooking appliances are heated continuously by the heating plate, so that the problem of power consumption is solved.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming cooking utensil among the prior art and constantly heating through the dish that generates heat and realize keeping warm, comparatively power consumptive defect to a lid structure and cooking utensil that can reduce power consumptive cooking utensil when realizing the heat preservation function are provided.

The utility model provides a cooking utensil's lid structure, include:

a face cover provided with an opening;

the steam valve is provided with a valve cavity, and a steam inlet and a steam outlet which are respectively communicated with the valve cavity; the steam inlet is arranged at the bottom of the steam valve and communicated with the valve cavity and the outside of the steam valve; the steam outlet is communicated with the opening;

the electromagnetic coil is arranged between the face cover and the steam valve;

the movable piece is arranged in the valve cavity and at least comprises an iron core part, and the movable piece is suitable for moving upwards to a first position for opening the steam inlet under the driving of the iron core part when the electromagnetic coil is electrified and moving downwards to a second position for sealing the steam inlet under the action of self gravity when the electromagnetic coil part is electrified.

Optionally, the steam inlet is perforated by an outer bottom wall of the steam valve to a bottom wall of the valve chamber in a direction perpendicular to the outer bottom wall of the steam valve.

Optionally, the steam outlet is provided on the top of the valve chamber, and a projection of the steam inlet on the top of the valve chamber has a distance to the steam outlet.

Optionally, the movable member further comprises:

one end of the connecting part is connected with the iron core part;

the gland portion is connected with the other end of the connecting portion, and one end of the connecting portion away from is provided with a gland face opposite to the steam outlet, and the projection of the gland face on the steam valve covers the steam inlet.

Optionally, the movable member further includes a sealing gasket disposed on the gland surface, and a projection of the sealing gasket on the steam valve at least covers an edge of the steam inlet.

Optionally, the capping part is a plate parallel to the bottom wall of the valve cavity, and the sealing gasket is coated on the outer wall of the capping part.

Optionally, the sealing pad is a silicone pad.

Optionally, the movable member further includes a sheet-shaped blocking rib disposed at an interval on a side of the sealing gasket facing away from the capping portion.

Optionally, the sheet-shaped blocking rib is provided with a plurality of air holes.

Optionally, one end of the sheet-shaped rib, which is far away from the sealing gasket, is in a zigzag shape.

Optionally, the connecting portion and the capping portion are both food grade plastic.

Optionally, the connecting portion includes:

one end of the connecting block is connected with the gland surface, and the other end of the connecting block is connected with the iron core part;

at least one support arm, the support arm by a lateral wall of connecting block extends to the direction of keeping away from the connecting block.

Optionally, the utility model provides a cooking utensil's lid structure still includes right the direction of motion of moving part carries out the guide structure who leads, guide structure includes:

the guide hole is arranged on the support arm;

the guide post vertically extends from the bottom of the valve cavity to the top of the valve cavity through the guide hole, and a space is reserved between the guide post and the top wall of the valve cavity.

Optionally, the number of the support arms and the number of the guide structures are two, and the guide structures are arranged in one-to-one correspondence with the support arms.

Optionally, the utility model provides a cooking utensil's lid structure still includes by the lug that upwards extends out is pushed up to the outer top wall of steam valve, solenoid is around locating on the periphery wall of lug, the iron core part with the lug sets up relatively.

Optionally, the iron core is a plate perpendicular to an extending direction of the bump.

Optionally, the steam outlet is disposed opposite the opening; the projection of the convex block on the surface cover is spaced from the opening.

Optionally, the cover body structure of the cooking appliance provided by the utility model further comprises a cover body, wherein the surface cover and the steam valve are respectively arranged on the cover body;

the steam valve comprises a lower valve cover provided with the steam inlet and an upper valve cover provided with the steam outlet, and the upper valve cover and the lower valve cover jointly enclose the valve cavity;

the valve upper cover is detachably connected with the valve lower cover.

Optionally, the steam valve is removably connected with the lid body.

The utility model also provides a cooking utensil, including foretell cooking utensil's lid structure.

Optionally, the cooking appliance is an electric cooker.

The utility model discloses technical scheme has following effect:

1. the utility model provides a cooking utensil's lid structure, include: a face cover provided with an opening; the steam valve is provided with a valve cavity, and a steam inlet and a steam outlet which are respectively communicated with the valve cavity; the steam inlet is arranged at the bottom of the steam valve and communicated with the valve cavity and the outside of the steam valve; the steam outlet is communicated with the opening; the electromagnetic coil is arranged between the face cover and the steam valve; the movable piece is arranged in the valve cavity and at least comprises an iron core part, and the movable piece is suitable for moving upwards to a first position for opening the steam inlet under the driving of the iron core part when the electromagnetic coil is electrified and moving downwards to a second position for sealing the steam inlet under the action of self gravity when the electromagnetic coil part is electrified. When the cooking appliance is in a cooking state, the electromagnetic coil is electrified, the iron core part of the moving part moves upwards under the action of a magnetic field generated by the electromagnetic coil to drive the moving part to move upwards integrally, the steam inlet is opened, and steam generated in the boiler cavity in the cooking process can enter the valve cavity through the steam inlet and is discharged out of the cooking appliance through the steam outlet and the opening; when the cooking utensil is powered off, the electromagnetic coil is powered off, the moving part moves downwards under the action of self gravity, and the steam inlet is sealed to cover the steam inlet, so that the steam in the pot cavity can not be discharged through the steam valve, the heat loss in the pot cavity is slowed down, the function of heat preservation can be realized under the condition that the heating plate is not required to be continuously heated, and the power consumption is reduced.

2. The utility model provides a cooking utensil's lid structure, steam inlet is along the perpendicular to the direction of the outer diapire of steam valve, by the outer diapire of steam valve runs through extremely the diapire of valve pocket. In the culinary art in-process, steam inlet is opened, a small amount of food in the pot intracavity can enter into steam inlet along with steam unavoidably, the utility model discloses a make steam inlet run through to the diapire of valve pocket by the outer diapire of steam valve along the direction of the outer diapire of perpendicular to steam valve, promptly, when the outer diapire of steam valve is the horizontal direction, steam inlet extends for vertical direction, when the outer diapire of steam valve has the slope of certain angle for the horizontal direction, steam inlet's extending direction has the ascending component of vertical direction at least, can make like this along with steam carried to the small amount of food of steam inlet department fall back to the pot intracavity under the effect of self gravity, effectively prevent steam inlet department and gather food to influence cooking utensil's sanitation and hygiene.

3. The utility model provides a cooking utensil's lid structure, steam outlet locates on the top of valve pocket, steam inlet is in projection on the top of valve pocket with the interval has between the steam outlet. Therefore, the steam inlet and the steam outlet can be arranged in a staggered mode, the steam discharging path in the steam valve is longer, and the function of preventing overflow effectively can be achieved.

4. The utility model provides a cooking utensil's lid structure, the moving part is still including locating sealed pad on the gland face, sealed pad is in projection on the steam valve covers at least steam inlet's edge. Therefore, the sealing effect of the movable part on the steam inlet can be better.

5. The utility model provides a cooking utensil's lid structure, the moving part still includes that the interval is located sealed pad dorsad the slice of capping portion one side keeps off the muscle. This can effectively prevent larger food particles from blocking the steam inlet as the bubbles rise.

6. The utility model provides a cooking utensil's lid structure, the slice keeps off the muscle the aforesaid and is equipped with a plurality of bleeder vents. Therefore, the steam can conveniently penetrate through the pot cavity, and the steam can enter the valve cavity more smoothly from the pot cavity.

7. The utility model provides a cooking utensil's lid structure, the slice keeps off the muscle and keeps away from sealed one end that fills up is the cockscomb structure. Thus, the bubble breaking effect on bubbles in the pot cavity can be increased.

8. The utility model provides a cooking utensil's lid structure, connecting portion with gland portion is food level plastics. Compare and select the same material with iron core portion with connecting portion and gland portion, the utility model discloses a connecting portion and gland portion are food grade plastics, can prevent that connecting portion and gland portion from rustting.

9. The utility model provides a cooking utensil's lid structure, it is right still to include the guide structure that the direction of motion of moving part leads, guide structure includes: the guide hole is formed in the support arm, and the guide post penetrates through the guide hole from the bottom of the valve cavity to vertically extend to the top of the valve cavity and is spaced from the top wall of the valve cavity. Therefore, the up-and-down movement of the moving part can be guided, and the movement of the moving part is more accurate and stable.

10. The utility model provides a cooking utensil's lid structure, the support arm with guide structure has two respectively, just guide structure with the support arm one-to-one sets up. Therefore, the lifting motion of the movable part can be more stable.

11. The utility model provides a cooking utensil's lid structure, iron core portion be with the extending direction vertically plate of lug. Because solenoid is around locating on the periphery wall of lug, the extending direction of iron core portion and lug is perpendicular, can make iron core portion obtain bigger magnetic field force to can drive the whole direction motion of keeping away from the steam import of moving part better.

12. The utility model provides a cooking utensil's lid structure, the steam valve with the connection can be dismantled to the lid body. This may facilitate cleaning of the steam valve.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic cross-sectional view of a cooking appliance provided in a first embodiment of the present invention;

FIG. 2 is a schematic perspective cross-sectional view of a steam valve in the cooking appliance shown in FIG. 1;

FIG. 3 is an enlarged schematic view of area A of the cooking appliance shown in FIG. 1;

FIG. 4 is a perspective view of the movable member of the cooking appliance of FIG. 1 with the sheet-like retention rib removed;

fig. 5 is a perspective view illustrating a state in which a sealing gasket and a sheet-shaped rib are coupled to each other in a movable member of the cooking appliance shown in fig. 1;

description of reference numerals:

11-surface cover, 111-opening, 12-cover body, 2-steam valve, 21-valve cavity, 22-steam inlet, 23-steam outlet, 24-valve upper cover, 25-valve lower cover, 3-electromagnetic coil, 4-movable piece, 41-iron core part, 421-connecting block, 422-supporting arm, 43-pressing cover part, 431-pressing cover surface, 44-sealing pad, 45-sheet blocking rib, 451-air vent, 51-guiding hole, 52-guiding column and 6-lug.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to 5, the present embodiment provides a lid structure of a cooking appliance, which includes a lid 11, a steam valve 2, a solenoid coil 3, and a movable member 4.

The face cover 11 is provided with an opening 111.

The steam valve 2 is provided with a valve cavity 21, and a steam inlet 22 and a steam outlet 23 which are respectively communicated with the valve cavity 21; the steam inlet 22 is arranged on the bottom of the steam valve 2 and is connected with the valve cavity 21 and the outside of the steam valve 2; the steam outlet 23 communicates with the opening 111.

The electromagnetic coil 3 is arranged between the surface cover 11 and the steam valve 2.

The movable piece 4 is arranged in the valve cavity 21 and at least comprises an iron core part 41, and the movable piece 4 is suitable for moving upwards to a first position for opening the steam inlet 22 under the driving of the iron core part 41 when the electromagnetic coil 3 is electrified and moving downwards to a second position for sealing the steam inlet 22 under the action of self gravity when the electromagnetic coil 3 is electrified.

When the cooking appliance is in a cooking state, the electromagnetic coil 3 is powered on, the iron core part 41 of the movable element 4 moves upwards under the action of the magnetic field generated by the electromagnetic coil 3 to drive the movable element 4 to move upwards integrally, the steam inlet 22 is opened, and steam generated in the boiler cavity in the cooking process can enter the valve cavity 21 through the steam inlet 22 and is discharged out of the cooking appliance through the steam outlet 23 and the opening 111; when the cooking utensil is powered off, the electromagnetic coil 3 is powered off, the moving part 4 moves downwards under the action of self gravity, the steam inlet 22 is sealed, and steam in the pot cavity can not be discharged through the steam valve 2, so that heat loss in the pot cavity is reduced, the function of heat preservation can be realized under the condition that the heating plate is not required to be continuously heated, and power consumption is reduced.

In the present embodiment, the steam inlet 22 penetrates from the outer bottom wall of the steam valve 2 to the bottom wall of the valve chamber 21 in a direction perpendicular to the outer bottom wall of the steam valve 2. In the culinary art in-process, steam inlet 22 is opened, and a small amount of food in the pot cavity can enter into steam inlet 22 along with steam unavoidably, the utility model discloses a make steam inlet 22 run through to the diapire of valve pocket 21 by the outer diapire of steam valve 2 along the direction of the outer diapire of perpendicular to steam valve 2, namely, when the outer diapire of steam valve 2 is the horizontal direction, steam inlet 22 extends for vertical direction, when the outer diapire of steam valve 2 has the slope of certain angle for the horizontal direction, steam inlet 22's extending direction has the ascending weight of vertical direction at least, can make like this and fall back to the pot cavity under the effect of self gravity along with a small amount of food that steam is carried to steam inlet 22 department, effectively prevents steam inlet 22 department and gathers food to influence cooking utensil's sanitation and hygiene. As an alternative embodiment, the steam inlet 22 may extend from the outer bottom wall of the steam valve 2 to the bottom wall of the valve chamber 21 in a direction forming an acute angle with the outer bottom wall of the steam valve 2.

The relative position relationship between the steam inlet 22 and the steam outlet 23 is not limited, in this embodiment, the steam outlet 23 is disposed on the top of the valve cavity 21, and the projection of the steam inlet 22 on the top of the valve cavity 21 has a distance from the steam outlet 23. This allows the steam inlet 22 to be offset from the steam outlet 23, which allows the steam to have a longer exit path within the steam valve 2, thereby providing an effective anti-overflow function.

The movable member 4 may have various specific structural forms, and in this embodiment, the movable member 4 further includes a connecting portion and a pressing cover portion 43.

One end of the connecting portion is connected to the core portion 41.

The capping portion 43 is connected to the other end of the connecting portion, and has a capping surface 431 opposite to the steam outlet 23 at one end away from the connecting portion, and a projection of the capping surface 431 on the steam valve 2 covers the steam inlet 22.

In order to improve the sealing effect of the movable member 4 on the steam inlet 22, the movable member 4 in this embodiment further includes a sealing gasket 44 disposed on the capping surface 431, and a projection of the sealing gasket 44 on the steam valve 2 covers at least an edge of the steam inlet 22.

Specifically, the gland portion 43 is a plate parallel to the bottom wall of the valve chamber 21, and the gasket 44 is coated on the outer wall of the gland portion 43.

The specific material of the sealing pad 44 is not limited, and the sealing pad 44 in this embodiment is a silicone pad.

In order to effectively prevent the larger food particles from blocking the steam inlet along with the rising of the bubbles, the movable member 4 in this embodiment further includes a sheet-like rib 45 disposed at an interval on a side of the sealing gasket 44 facing away from the capping portion 43.

Further, the sheet-shaped barrier rib 45 is provided with a plurality of vent holes 451. Therefore, the steam can conveniently pass through the pot cavity, and the steam can enter the valve cavity 21 more smoothly from the pot cavity.

In order to increase the bubble-breaking effect on the bubbles in the pan cavity, in the present embodiment, the end of the sheet-shaped rib 45 away from the sealing pad 44 is serrated.

In order to prevent the connecting portion and the capping portion 43 from rusting, the connecting portion and the capping portion 43 in this embodiment are both food grade plastics.

The specific structure of the connecting portion is not limited, and in this embodiment, the connecting portion includes a connecting block 421 and at least one supporting arm 422.

The connecting block 421 has one end connected to the pressing surface 431 and the other end connected to the core 41.

The support arm 422 extends from a side wall of the connecting block 421 to a direction away from the connecting block 421.

In order to guide the up-and-down movement of the moving member 4 and make the movement of the moving member 4 more accurate and stable, the lid structure of the cooking appliance provided by the embodiment further comprises a guide structure for guiding the movement direction of the moving member 4, and the guide structure comprises:

the guide hole 51 is provided in the arm 422.

And the guide post 52 vertically extends from the bottom of the valve cavity 21 to the top of the valve cavity 21 through the guide hole 51 and is spaced from the top wall of the valve cavity 21.

Thus, the up-and-down movement of the moving part 4 can be guided, and the movement of the moving part 4 is more accurate and stable.

The specific number of the support arms 422 and the guiding structures is not limited, in this embodiment, the number of the support arms 422 and the number of the guiding structures are two, the two support arms 422 are disposed on two opposite sides of the connecting block 421, and the guiding structures and the support arms 422 are disposed in a one-to-one correspondence. Thus, the up-and-down movement of the moving part 4 can be guided, and the movement of the moving part 4 is more accurate and stable. As an alternative embodiment, one arm 422 and one guide structure each can also be provided. As an alternative embodiment, the support arm 422 and the guide structure can also have three each.

The lid structure of the cooking utensil provided by this embodiment further includes the projection 6 extending upward from the outer top wall of the steam valve 2, the electromagnetic coil 3 is wound on the outer peripheral wall of the projection 6, and the iron core 41 is arranged opposite to the projection 6.

In the present embodiment, the iron core 41 is a plate member perpendicular to the extending direction of the bump 6. Because the electromagnetic coil 3 is wound on the peripheral wall of the projection 6, and the iron core portion 41 is perpendicular to the extending direction of the projection 6, the iron core portion 41 can obtain larger magnetic field force, so that the movable member 4 can be better driven to move integrally in the direction away from the steam inlet 22.

Further, the steam outlet 23 is disposed opposite to the opening 111; the projection of the projection 6 on the surface cover 11 has a distance from the opening 111.

The lid structure of the cooking utensil provided by the embodiment further includes a lid body 12, and the surface cover 11 and the steam valve 2 are respectively mounted on the lid body 12.

The specific structure of the steam valve 2 can be various, in this embodiment, the steam valve 2 includes a valve lower cover 25 having the steam inlet 22, and a valve upper cover 24 having the steam outlet 23, and the valve upper cover 24 and the valve lower cover 25 together enclose the valve cavity 21.

The upper valve cover 24 is detachably connected to the lower valve cover 25.

In order to facilitate cleaning of the steam valve 2, the steam valve 2 of the present embodiment is detachably connected to the cover body 12.

The embodiment also provides an electric cooker which comprises the cover body structure of the cooking appliance. As an alternative embodiment, the rice cooker may be replaced with another cooking appliance.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.

Claims (21)

1. A lid structure of a cooking appliance, comprising:

a face cover (11) provided with an opening (111);

the steam valve (2) is provided with a valve cavity (21), and a steam inlet (22) and a steam outlet (23) which are respectively communicated with the valve cavity (21); the steam inlet (22) is arranged at the bottom of the steam valve (2) and communicated with the valve cavity (21) and the outside of the steam valve (2); the steam outlet (23) is in communication with the opening (111);

the electromagnetic coil (3) is arranged between the face cover (11) and the steam valve (2);

the movable piece (4) is arranged in the valve cavity (21) and at least comprises an iron core part (41), the movable piece (4) is suitable for moving upwards to a first position for opening the steam inlet (22) under the driving of the iron core part (41) when the electromagnetic coil (3) is electrified, and moving downwards to a second position for covering the steam inlet (22) under the action of self gravity when the electromagnetic coil (3) is electrified.

2. Cover structure of a cooking appliance according to claim 1, wherein the steam inlet (22) penetrates from the outer bottom wall of the steam valve (2) to the bottom wall of the valve chamber (21) in a direction perpendicular to the outer bottom wall of the steam valve (2).

3. Cover structure of a cooking appliance according to claim 1, wherein the steam outlet (23) is provided on top of the valve chamber (21), the steam inlet (22) having a distance between a projection on top of the valve chamber (21) and the steam outlet (23).

4. The cover structure of a cooking appliance according to any one of claims 1 to 3, wherein the movable member (4) further comprises:

a connecting portion having one end connected to the core portion (41);

a gland part (43) connected with the other end of the connecting part, wherein one end far away from the connecting part is provided with a gland surface (431) opposite to the steam outlet (23), and the projection of the gland surface (431) on the steam valve (2) covers the steam inlet (22).

5. Cover structure of a cooking appliance according to claim 4, wherein the mobile element (4) further comprises a gasket (44) provided on the cover pressing surface (431), the projection of the gasket (44) on the steam valve (2) covering at least the edge of the steam inlet (22).

6. The cover structure of the cooking appliance according to claim 5, wherein the press cover portion (43) is a plate member parallel to the bottom wall of the valve chamber (21), and the gasket (44) is coated on the outer wall of the press cover portion (43).

7. Cover structure of a cooking appliance according to claim 5, characterized in that the sealing gasket (44) is a silicone gasket.

8. The cover structure of cooking utensil according to claim 5, characterized in that the movable member (4) further includes a sheet-like rib (45) provided at an interval on a side of the sealing gasket (44) facing away from the lid pressing portion (43).

9. The lid structure of cooking utensil according to claim 8 characterized in that the sheet-like barrier rib (45) is provided with a plurality of airing holes (451).

10. Lid structure for a cooking appliance according to claim 8, characterised in that the end of the sheet-like rib (45) remote from the gasket (44) is serrated.

11. Cover structure of a cooking appliance according to claim 4, characterized in that the connecting portion and the capping portion (43) are both food grade plastics.

12. The cover structure of a cooking appliance according to claim 4, wherein the connecting portion includes:

a connecting block (421) having one end connected to the press cover surface (431) and the other end connected to the core part (41);

at least one support arm (422), support arm (422) from a lateral wall of connecting block (421) extends out to the direction of keeping away from connecting block (421).

13. The cover structure of a cooking appliance according to claim 12, further comprising a guide structure for guiding a moving direction of the movable member (4), the guide structure comprising:

the guide hole (51) is arranged on the support arm (422);

the guide post (52) vertically extends from the bottom of the valve cavity (21) to the top of the valve cavity (21) through the guide hole (51) and is spaced from the top wall of the valve cavity (21).

14. The cover structure of cooking utensil according to claim 13 characterized in that there are two support arms (422) and two guide structures, and the guide structures are disposed in one-to-one correspondence with the support arms (422).

15. The cover structure of a cooking appliance according to any one of claims 1 to 3, further comprising a projection (6) upwardly extending from an outer top wall of the steam valve (2), wherein the electromagnetic coil (3) is wound around an outer peripheral wall of the projection (6), and the core portion (41) is disposed opposite to the projection (6).

16. The cover structure of a cooking appliance according to claim 15, wherein the iron core (41) is a plate member perpendicular to the extending direction of the projection (6).

17. The cover structure of the cooking appliance according to claim 15, wherein the steam outlet (23) is disposed opposite to the opening (111); the projection of the lug (6) on the face cover (11) has a distance with the opening (111).

18. The cover structure of a cooking appliance according to any one of claims 1 to 3, further comprising a cover body (12), wherein the face cover (11) and the steam valve (2) are respectively mounted on the cover body (12);

the steam valve (2) comprises a lower valve cover (25) provided with the steam inlet (22) and an upper valve cover (24) provided with the steam outlet (23), and the upper valve cover (24) and the lower valve cover (25) jointly enclose the valve cavity (21);

the valve upper cover (24) is detachably connected with the valve lower cover (25).

19. The cover structure of a cooking appliance according to claim 18, wherein the steam valve (2) is detachably connected to the cover body (12).

20. A cooking appliance comprising a lid structure of the cooking appliance of any one of claims 1-19.

21. The cooking appliance of claim 20, wherein the cooking appliance is a rice cooker.

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