CN207532307U - Cooking utensils cover, cooking utensils cover assembly and cooking utensils - Google Patents

Abstract

The utility model is related to cooking utensils technical fields, disclose a kind of cooking utensils cover, cooking utensils cover assembly and cooking utensils.Be formed with receiving positioning chamber in cooking utensils cover, accommodate in positioning chamber and be provided with brokenly bubble structure, and accommodate positioning chamber cavity wall at least part inner peripheral surface on be formed with the first convex ribs of circumferentially extending.When needing using food steamer, food steamer can be placed on the receiving positioning chamber, it is distant due to cooking utensils cover and cooking cavity, and food steamer and the capacity for preventing take up cooking cavity, the steam bubble carried in steam during brokenly bubble structure by that will be broken, so as to indoor thin rice gruel of cooking cavity etc. be difficult on spill in food steamer, improve the mouthfeel of food materials in food steamer.When assembling steam discharge device, the lower section that will third convex ribs can be snapped onto to the first convex ribs of slightly exerting oneself so that the first convex ribs will be clamped the third convex ribs on steam discharge device, and steam discharge device is reliablely and stablely located in receiving positioning chamber.

Description

Cooking utensil cover body, cooking utensil cover body assembly and cooking utensil

Technical Field

The utility model relates to a culinary art kitchen utensils and appliances technical field specifically, relates to a culinary art kitchen utensils and appliances lid, a culinary art kitchen utensils and appliances lid subassembly and a culinary art kitchen utensils and appliances.

Background

Along with the improvement of life quality of people, intelligent kitchen utensils and appliances are more and more popularized. For example, an electric cooker is a cooking device that converts electric energy into internal energy, and can perform various operation functions such as steaming, boiling, stewing, and simmering on food to shorten cooking time, and is convenient to use, clean and sanitary.

In the conventional structure of the rice cooker, a steam valve is provided on an upper cover of the rice cooker in order to properly discharge steam generated inside the rice cooker during use. The steam valve is assembled on the upper cover of the electric cooker through the installation part at the bottom of the steam valve. And a steam channel is formed in the steam valve, so that steam enters the steam valve from a steam inlet at the bottom of the steam channel and is discharged through a steam outlet. At present, the steam valve passes through the sealing washer assembly in the trompil, but long-time back of using, the sealing washer probably became invalid and can not fix a position the steam valve well, leads to the location of steam valve to appear becoming flexible, especially under the effect of the high-temperature steam of higher pressure, the steam valve probably produces and beats.

In addition, in the existing structure of the electric cooker, more requirements of users cannot be met, for example, when a food steamer is needed, the food steamer is generally hung along an inner pot, or is particularly close to the bottom of the inner pot after being placed, so that the food steamer occupies a part of the space of the inner pot, and thus, rice soup is easy to enter the food steamer during cooking and is mixed with food materials in the food steamer, such as heated steamed bread and the like, so that the taste of the food materials is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a culinary art kitchen utensils and appliances lid, this culinary art kitchen utensils and appliances lid can be used for placing the food steamer for the food steamer does not occupy the capacity of culinary art cavity, thereby in the difficult rice and water that cooks in the cavity etc. overflowed the food steamer in, has promoted the taste of eating the material in the food steamer, simultaneously, can also realize the reliable and stable location of steam eduction gear.

In order to achieve the above object, the utility model provides a culinary art kitchen utensils and appliances lid, be formed with the location chamber that holds that is used for assembling steam discharging equipment or places the food steamer on the culinary art kitchen utensils and appliances lid, it is provided with broken bubble structure to hold the location intracavity, and be formed with the first protruding muscle of circumference extension be used for with the third protruding muscle joint complex on the steam discharging equipment's the outside side surface on at least some inner peripheral surface of the chamber wall that holds the location chamber.

Through the technical scheme, because be formed with on the culinary art kitchen utensils and appliances lid and hold the location chamber, and should hold the location intracavity and be provided with broken bubble structure and can be used for placing the food steamer, like this, when needs use the food steamer, can place the food steamer on this holds the location chamber, because the distance of culinary art kitchen utensils and appliances lid and culinary art cavity is far away, and the food steamer does not occupy the capacity of culinary art cavity, and simultaneously, the steam bubble that carries in the steam will be broken when through broken bubble structure, thereby rice soup etc. in the culinary art cavity is difficult to overflow in the food steamer, the taste of eating the material in the food steamer has been promoted. Simultaneously, owing to hold and be formed with first protruding muscle on the location chamber, like this, when assembly steam exhaust apparatus, will block into the below of first protruding muscle with the protruding muscle of third with exerting oneself a little for first protruding muscle is with the protruding muscle of third on the joint steam exhaust apparatus, in order to fix a position the location chamber with steam exhaust apparatus reliable and stable.

Further, the area of the accommodating and positioning cavity is set to be more than one fourth of the area of the cooking cavity.

Further, the bubble breaking structure comprises a bottom plate formed in the accommodating positioning cavity and used for being opposite to the cooking chamber, and an opening formed in the bottom plate.

Furthermore, a sealing ring is assembled in the opening, wherein a second convex rib which is used for being in clamping fit with a fourth convex rib on the outer peripheral surface of the positioning cylinder of the steam valve seat is formed on the inner peripheral surface of the sealing ring.

Furthermore, an annular clamping block is connected to the inner circumferential surface of the opening through an annular flange, and two ends of the annular clamping block axially protrude relative to the annular flange in the axial direction of the opening; the outer circumferential surface of the sealing ring forms an annular clamping groove through two oppositely extending arms, and an inlet of the annular clamping groove is formed between the two arms; wherein the annular cartridge fits within the annular cartridge slot and the annular flange is received within the inlet.

In addition, the upper side and the lower side of each of the first bead and/or the second bead are formed as inclined guide surfaces;

and/or the presence of a gas in the gas,

the respective upper side and lower side of the first convex rib and/or the second convex rib are connected through a circular arc surface.

On the other hand, the utility model provides a culinary art kitchen utensils and appliances lid subassembly, this culinary art kitchen utensils and appliances lid subassembly include steam eduction gear and food steamer and the aforesaid is arbitrary culinary art kitchen utensils and appliances lid, steam eduction gear with the food steamer can set up selectively in hold the location chamber, wherein steam eduction gear set up in when holding the location intracavity, the cooperation of the third protruding muscle joint on steam eduction gear's the outside side surface the below of first protruding muscle.

Like this, as above, can place the food steamer on this holds the location chamber, because the distance of culinary art kitchen utensils and appliances lid and culinary art cavity is far away to the food steamer does not occupy the capacity of culinary art cavity, and simultaneously, the steam bubble of carrying in the steam will be broken when through breaking the bubble structure, thereby in rice soup etc. in the culinary art cavity is difficult to overflow the food steamer, has promoted the taste of eating the material in the food steamer. And when assembling steam discharging device, first protruding muscle is with the protruding muscle of third on the joint steam discharging device to fix a position steam discharging device at holding the location chamber steadily and reliably.

Further, the steam discharging device is a steam valve comprising a steam valve cover and a steam valve seat, wherein,

the steam valve seat comprises a seat body and a positioning barrel, wherein a third convex rib is formed on the outer side surface of the seat body, a fourth convex rib is formed on the outer peripheral surface of the positioning barrel, the seat body is arranged in the accommodating and positioning cavity, the third convex rib is clamped and matched with the lower part of the first convex rib, the positioning barrel is sealed and clamped in a sealing ring of the cooking utensil cover body, and the fourth convex rib is clamped and connected with the lower part of the second convex rib.

Further, upper and lower side surfaces of each of the third bead and/or the fourth bead are formed as inclined guide surfaces;

and/or the presence of a gas in the gas,

the respective upper side and lower side of the third convex rib and/or the fourth convex rib are connected through a circular arc surface.

Finally, the utility model provides a cooking utensil, which comprises any one of the above-mentioned cooking utensil cover body components;

or,

the cooking utensil comprises the cooking utensil cover body, wherein a steam discharging device is detachably arranged in the accommodating positioning cavity.

Thus, as described above, the quality and convenience of use of the cooking utensil are significantly improved.

In addition, the cooking utensil is an electric cooker or an electric pressure cooker.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

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

fig. 1 is a schematic cross-sectional view of a cover of a cooking utensil according to an embodiment of the present invention;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1;

FIG. 3 is an enlarged schematic view of circle A in FIG. 1;

FIG. 4 is an enlarged schematic view of circle B in FIG. 1;

FIG. 5 is a schematic view of a portion of the vapor valve seat shown in FIG. 1;

FIG. 6 is a schematic cross-sectional view of the seal ring shown in FIG. 1;

fig. 7 is a schematic structural view of the cooking utensil provided by the utility model with a food steamer.

Description of the reference numerals

1-a first rib, 2-a second rib, 3-a third rib, 4-a fourth rib, 5-a cooking utensil cover body, 6-a containing positioning cavity, 7-an inner circumferential surface, 8-a bottom plate, 9-an opening, 10-a sealing ring, 11-an annular flange, 12-an annular clamping block, 13-an arm, 14-an annular clamping groove, 15-an inlet, 16-an inclined guide surface, 17-an arc surface, 18-a steam valve cover, 19-a steam valve seat, 20-a positioning cylinder and 21-a steamer.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

Referring to the structure shown in fig. 1, fig. 3, fig. 4 and fig. 5 and fig. 7, the utility model provides a cooking utensil cover 5 is formed with the location chamber 6 that holds that is used for assembling steam discharging device or places the food steamer on, holds to be provided with in the location chamber 6 and breaks the bubble structure to be formed with the first protruding muscle 1 of circumference extension on at least a part inner peripheral surface 7 of the chamber wall that holds the location chamber 6 and be used for with the third protruding muscle joint complex on the outside side surface of steam discharging device.

In this technical scheme, because be formed with on the culinary art kitchen utensils and appliances lid 5 and hold location chamber 6, and should hold and be provided with broken bubble structure in the location chamber 6 and can be used for placing food steamer 21, like this, when needs use food steamer 21, can place food steamer 21 on this holds the location chamber, because the distance of culinary art kitchen utensils and appliances lid 5 and culinary art cavity is far away, and food steamer 21 does not occupy the capacity of culinary art cavity, and simultaneously, the steam bubble that carries in the steam will be broken when through broken bubble structure, thereby the rice soup etc. in the culinary art cavity is difficult to overflow in the food steamer 21, the taste of eating the material in the food steamer 21 has been promoted. Simultaneously, owing to hold and be formed with first protruding muscle 1 on the location chamber 6, like this, when assembly steam eduction gear for example steam valve, will be able to block into the below of first protruding muscle 3 with third protruding muscle hard a little for first protruding muscle 1 is with the third protruding muscle 3 on the joint steam eduction gear, in order to fix a position the location chamber with steam eduction gear reliable and stable.

Further, for further utilizing the steam in the culinary art cavity to carry out more comprehensive heating to the food steamer, preferably, the area that holds location chamber 6 sets up to more than the quarter of culinary art cavity area, like this, it can guarantee to place great food steamer to open the area that holds location chamber 6 to steam in the utilization culinary art cavity more fully.

Of course, in other alternatives, the area of the housing positioning cavity 6 may be the same as the area of the cooking chamber.

In the cooking utensil cover body 5 of the utility model, the bubble breaking structure can have a plurality of structural forms, for example, the whole bottom of the accommodating positioning cavity 6 can be opened to form an opening 9, and a bubble breaking net such as a grid net is transversely arranged;

alternatively, as shown in fig. 1, the bubble breaking structure includes a bottom plate 8 formed in the receiving and positioning chamber 6 for opposing the cooking chamber and an opening 9 formed on the bottom plate 8. At this moment, because bottom plate 8 blocks the effect, steam can only pass through opening 9, that is to say, this opening 9 can supply the interior high temperature steam of culinary art cavity to pass and enter into the food steamer, simultaneously, the steam bubble of carrying in the high temperature steam is when passing through opening 9, because the diminishing in space, the steam bubble will be broken by the crowd to prevent that the steam bubble from rising to enter into in the food steamer.

Further, in order to facilitate the assembly of the steam valve comprising the steam valve cover and the steam valve seat, it is preferable that a sealing ring 10 is fitted in the opening 9 as shown in fig. 1, wherein, as shown in fig. 6, a second rib 2 for snap-fitting with a fourth rib on the outer circumferential surface of the positioning cylinder of the steam valve seat is formed on the inner circumferential surface of the sealing ring 10. Like this, as shown in fig. 3 and 4, when impressing the steam valve into holding the location chamber 6 hard a little, third protruding muscle 3 can be located the below of first protruding muscle 1 and with the joint of first protruding muscle 1, and simultaneously, fourth protruding muscle 4 can be located the protruding muscle 2 below of second protruding muscle and the joint protruding muscle 2 of second, thereby pass through the protruding muscle of twice cooperation joint, can realize the reliable and stable location of steam disk seat, can conveniently dismouting hard a little, the durability that the steam valve used has been promoted, and promote the whole quality of culinary art kitchen utensils and appliances.

In addition, the seal ring 10 and the opening 9 may be assembled by various structural forms, for example, they may be adhered by heat resistant glue, or, in order to facilitate replacement of the seal ring 10, preferably, as shown in fig. 2 and 6, an annular fixture 12 is connected to an inner peripheral surface of the opening 9 by an annular flange 11, and both ends of the annular fixture 12 axially protrude with respect to the annular flange 11 in an axial direction of the opening 9; an annular clamping groove 14 is formed on the outer peripheral surface of the sealing ring 10 through two oppositely extending arms 13, and an inlet 15 of the annular clamping groove 14 is formed between the two arms 13; wherein the annular latch 12 fits within the annular catch 14 and the annular flange 11 is received within the inlet 15. Thus, as shown, the size of the inlet 15 is smaller than the internal size of the ring slot 14, wherein the ring latch 12 fits within the ring slot 14 and the annular flange 11 is received within the inlet 15. Like this, through the cooperation of two fixture blocks and arm 13, when constantly dismouting big steam valve in order to use the food steamer, can realize sealing washer 10 and the reliable and stable assembly of opening 9, sealing washer 10 can not become flexible because of receiving the push-and-pull of steam valve seat many times.

Further, as shown in fig. 3 and 4, in order to facilitate the steam valve seat to be stuck in and lifted out, the upper side and the lower side of each of the first bead 1 and the second bead 2 are formed as inclined guide surfaces 16 so that the third bead 3 easily slides in under the first bead along the inclined guide surface 16 on the upper side of the first bead 1 at the time of the sticking in, and the third bead 3 easily lifts out from under the first bead 1 along the inclined guide surface 16 on the lower side of the first bead 1 at the time of the lifting out. Similarly, in the case where the second bead 2 is formed on the gasket 10, the inclined guide surfaces 16 on the upper and lower sides of the second bead 2 have a similar effect, so that the positioning cylinder 20 is caught in the gasket 10 or the positioning cylinder 20 is lifted out of the gasket 10.

Additionally, further, or alternatively, in order to make it easier to pass the outermost points of the ribs during the snapping and lifting of the two ribs, it is preferred that the upper and lower sides of the first rib 1 and the second rib 2, respectively, are connected by a circular arc surface 17, as shown in fig. 3 and 4. In this way, the two ribs are more easily accessible at the outermost points of the ribs during the snapping-in and lifting-out of the steam valve seat.

Additionally, the utility model provides a culinary art kitchen utensils and appliances lid subassembly, including steam eduction gear and food steamer 21 and the aforesaid arbitrary culinary art kitchen utensils and appliances lid 5, steam eduction gear and food steamer can set up selectively in holding location chamber 6, wherein, when steam eduction gear set up in holding location chamber 6 in, the below of the first protruding muscle 1 of third protruding muscle 3 joint cooperation on steam eduction gear's the outside side surface.

Like this, when the food steamer 21 is used to needs, can place food steamer 21 on this holds location chamber 6, because the distance of culinary art kitchen utensils and appliances lid 5 and culinary art cavity is far away to food steamer 21 does not occupy the capacity of culinary art cavity, and simultaneously, the steam bubble of carrying in the steam will be broken when through broken bubble structure, thereby in rice and water etc. in the culinary art cavity hardly overflowed food steamer 21, has promoted the taste of eating the material in the food steamer 21. Simultaneously, when assembling steam discharging device for example the steam valve, will be able to block into the below of first protruding muscle 1 with third protruding muscle 3 with exerting oneself a little for first protruding muscle 1 is with the third protruding muscle 3 on the joint steam discharging device, with fixing a position the location chamber steadily and reliably with steam discharging device.

Of course, the steam discharging device can have various structural forms, for example, as shown in fig. 1, the steam discharging device is a steam valve comprising a steam valve cover 18 and a steam valve seat 19, wherein the steam valve seat 19 comprises a base body and a positioning cylinder 20, a third rib 3 is formed on the outer side surface of the base body, a fourth rib 4 is formed on the outer peripheral surface of the positioning cylinder 20, when the base body is arranged in the accommodating positioning cavity 6, the third rib 3 is clamped and matched with the lower part of the first rib 1, the positioning cylinder 20 is sealed and clamped in the sealing ring 10 of the cooking utensil cover body, and the fourth rib 4 is clamped and matched with the lower part of the second rib 2.

Like this, when the steam valve assembly, can block into with exerting oneself a little for third protruding muscle 3 can be located the below of first protruding muscle 1 and with the protruding muscle 1 joint of first protruding muscle, as shown in fig. 3, simultaneously, fourth protruding muscle 4 can be located the protruding muscle 2 below of second protruding muscle and the protruding muscle 2 of joint second, thereby through the protruding muscle of twice cooperation joint, can realize the reliable and stable location of steam disk seat, the durability that the steam valve used has been promoted, and the whole quality of culinary art kitchen utensils and appliances is promoted. Of course, when the steam valve needs to be disassembled, the steam valve only needs to be lifted by a little force.

Of course, in the case of a steam valve, it is sufficient whether the receiving and positioning chamber 6 has a bottom plate 8, for example, if the bottom plate 8 is not provided, the entire bottom of the receiving and positioning chamber 6 may be formed with an opening 9 and provided with a bubble breaking net, and the steam valve may be provided in the receiving and positioning chamber 6. When a soleplate 8 is provided, a steam valve may also be provided, in which case the soleplate 8 and the openings 9 therein may act as a bubble breaking structure.

Of course, the steam discharging device may be in other structural forms, for example, it may be only the steam valve cover 18, at this time, the third rib 3 is formed on the outer peripheral surface of the side wall of the steam valve cover 18, at this time, the steam valve cover 18 needs to be matched with the bottom plate 8 and the opening 9, so that the bottom plate 8 may be used as a steam valve seat, so that the above-mentioned steam valve seat may be omitted, so that when the steam valve cover 18 is arranged, the cooking utensil may normally discharge steam, and when the steamer needs to be used, the steam valve cover 18 is removed, and the steamer 21 is placed at the position of the steam valve cover 18.

Further, as shown in fig. 3 and 4, in order to facilitate the steam discharge device to be stuck in and pulled out, the upper side and the lower side of each of the third bead 3 and the fourth bead 4 are formed as inclined guide surfaces 16 so that the third bead 3 easily slides in under the first bead 1 along the inclined guide surfaces 16 on the upper side of the first bead 1 at the time of the sticking in, and the third bead 3 easily comes out from under the first bead 1 along the inclined guide surfaces 16 on the lower side of the first bead 1 at the time of the pulling out. Similarly, the second rib 2 on the sealing ring 10 has a similar effect, so that the fourth rib 4 can be snapped in and lifted out, so that the positioning cylinder 20 can be snapped into the sealing ring 10, or so that the positioning cylinder 20 can be lifted out of the sealing ring 10.

In addition, further or alternatively, in order to make it easier to pass the two ribs at their outermost points during the snapping and lifting of the two ribs, it is preferred that the respective upper and lower sides of the third rib 3 and/or the fourth rib 4 are connected by a circular arc 17, as shown in fig. 3 and 4. In this way, the two ribs are more easily accessible at the outermost points of the ribs during the snapping-in and lifting-out of the steam vent.

Finally, the present invention provides a cooking utensil, as shown in fig. 7, comprising any of the above-described cooking utensil lid assemblies; alternatively, the cooking utensil comprises any one of the cooking utensil covers 5, wherein the accommodating positioning cavity 6 is detachably provided with a steam discharging device. Thus, as described above, the quality and convenience of use of the cooking utensil are significantly improved.

In addition, the cooking utensil is an electric cooker or an electric pressure cooker.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.

In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims (10)

1. The cooking utensil cover body is characterized in that a containing and positioning cavity (6) used for assembling a steam discharging device or placing a food steamer is formed in the cooking utensil cover body (5), a bubble breaking structure is arranged in the containing and positioning cavity (6), and a first convex rib (1) which extends in the circumferential direction and is used for being in clamping fit with a third convex rib on the outer side surface of the steam discharging device is formed on at least one part of the inner circumferential surface (7) of the cavity wall of the containing and positioning cavity (6).

2. Cooking utensil cover according to claim 1, characterised in that the area of the receiving and positioning cavity (6) is arranged to be more than a quarter of the area of the cooking chamber.

3. Cooking utensil cover according to claim 1, characterised in that the bubble breaking structure comprises a bottom plate (8) formed in the housing positioning cavity (6) for opposing the cooking chamber and an opening (9) formed in the bottom plate (8).

4. Cooking utensil cover according to claim 3, characterised in that the opening (9) is fitted with a sealing ring (10), wherein the sealing ring (10) has an inner circumferential surface on which second ribs (2) are formed for snap-fitting with fourth ribs on the outer circumferential surface of the positioning cylinder of the steam valve seat.

5. The cooking utensil cover body according to claim 4 wherein the inner circumferential surface of the opening (9) is connected with an annular fixture block (12) by an annular flange (11), and in the axial direction of the opening (9), both ends of the annular fixture block (12) axially protrude relative to the annular flange (11);

an annular clamping groove (14) is formed on the outer peripheral surface of the sealing ring (10) through two oppositely extending arms (13), and an inlet (15) of the annular clamping groove (14) is formed between the two arms (13);

wherein the annular cartridge (12) fits within the annular cartridge (14) and the annular flange (11) is received within the inlet (15).

6. The cooking utensil cover according to claim 4 wherein the upper and lower sides of the first rib (1) and/or the second rib (2) are formed as inclined guide surfaces (16);

and/or the presence of a gas in the gas,

the upper side and the lower side of each of the first convex rib (1) and/or the second convex rib (2) are connected through a circular arc surface (17).

7. A cooking utensil cover assembly, characterized in that it comprises a steam outlet and a food steamer and a cooking utensil cover (5) according to any one of claims 1 to 6, the steam outlet and the food steamer being selectively positionable in the housing positioning chamber (6), wherein,

when the steam discharging device is arranged in the accommodating and positioning cavity (6), the third convex rib (3) on the outer side surface of the steam discharging device is clamped and matched with the lower part of the first convex rib (1).

8. The cooking utensil cover assembly of claim 7 wherein the steam vent is a steam valve comprising a steam valve cover (18) and a steam valve seat (19), wherein,

the steam valve seat (19) comprises a seat body and a positioning cylinder (20), the third convex rib (3) is formed on the outer side surface of the seat body, the outer peripheral surface of the positioning cylinder (20) is provided with a fourth convex rib (4),

the pedestal set up in when holding in the location chamber (6), the cooperation of third protruding muscle (3) joint the below of first protruding muscle (1), and a location section of thick bamboo (20) seal card is in the sealing washer (10) of culinary art kitchen utensils and appliances lid, fourth protruding muscle (4) joint is in the below of the protruding muscle of second (2) of sealing washer (10).

9. The cooking utensil cover assembly according to claim 8, characterised in that the upper and lower side of the third rib (3) and/or the fourth rib (4) are each formed as an inclined guide surface (16);

and/or the presence of a gas in the gas,

the respective upper side and lower side of the third convex rib (3) and/or the fourth convex rib (4) are connected through a circular arc surface (17).

10. A cooking utensil comprising a cooking utensil cover assembly according to any one of claims 7 to 9;

or,

the cooking appliance comprises a cooking appliance cover (5) according to any one of claims 1 to 6, wherein a steam outlet device is detachably arranged in the receiving and positioning chamber (6).