CN211511439U - Inner lid and cooking utensil - Google Patents

Abstract

The utility model provides an inner cup and cooking utensil. The upper surface of the inner cover is provided with a pressure limiting valve seat, the inner cover also comprises a pressure limiting sealing ring, the pressure limiting sealing ring is arranged on the pressure limiting valve seat, and a first heat insulation gap is formed between the lower edge of the pressure limiting sealing ring and the bottom end of the pressure limiting valve seat. The utility model provides an among the prior art cooking utensil have the pressure-limiting valve sealing washer to receive the temperature to influence big problem.

Description

Inner lid and cooking utensil

Technical Field

The utility model relates to a household electrical appliances technical field particularly, relates to an inner cup and cooking utensil.

Background

The existing pressure cooker products with baking function are respectively provided with independent cooker covers when the baking and pressure functions are respectively carried out.

The problem of sharing an exhaust channel exists when the pot cover is integrated, and the problem that the sealing ring of the pressure limiting valve is damaged due to overhigh temperature rise when the baking function is carried out is difficult to avoid.

That is to say, cooking utensil has the problem that the pressure limiting valve sealing washer is influenced by the temperature greatly among the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an inner cup and cooking utensil to cooking utensil has the pressure limiting sealing washer to receive the temperature to influence big problem among the solution prior art.

In order to achieve the above object, according to an aspect of the present invention, there is provided an inner cap, the upper surface of which has a pressure limiting valve seat, the inner cap further comprises a pressure limiting sealing ring, the pressure limiting sealing ring is disposed on the pressure limiting valve seat, and a first thermal insulation gap is formed between the lower edge of the pressure limiting sealing ring and the bottom end of the pressure limiting valve seat.

The pressure limiting sealing ring is arranged on the pressure limiting valve seat and can be detached together with the inner cover, so that the pressure limiting sealing ring is prevented from being influenced by other structural members, the pressure limiting sealing ring is prevented from being melted and deformed due to high-temperature baking, and the service life of the pressure limiting sealing ring is prolonged. A first heat insulation gap is formed between the lower edge of the pressure limiting sealing ring and the bottom end of the pressure limiting valve seat, so that heat below the inner cover is reduced to be transferred to the pressure limiting sealing ring, and the service life of the pressure limiting sealing ring is prolonged.

Further, the first insulating gap is greater than 10 millimeters. The arrangement can reduce the heat transfer at the lower part of the inner cover to the pressure-limiting sealing ring, and prolong the service life of the pressure-limiting sealing ring.

Furthermore, the pressure limiting sealing ring is arranged in the middle of the pressure limiting valve seat; or the distance between the pressure limiting sealing ring and the top end of the pressure limiting valve seat is smaller than the distance between the pressure limiting sealing ring and the base of the pressure limiting valve seat. The arrangement is to form a first heat insulation gap between the pressure limiting sealing ring and the bottom end of the pressure limiting valve seat, and to facilitate the sealing of the pressure limiting sealing ring at the hole position needing to be sealed.

Furthermore, the pressure-limiting sealing ring comprises a ring body and a limiting convex rib, the limiting convex rib extends out of the outer periphery of the ring body to the cover body assembly, the inner ring surface and the outer ring surface of the limiting convex rib are inclined upwards and close to each other by the ring body, and the inner ring of the ring body is close to the center of the pressure-limiting sealing ring relative to the inner ring of the limiting convex rib. At least one part of the ring body is inserted into the pressure limiting valve seat and is stopped with the pressure limiting valve seat, so that the pressure limiting sealing ring is prevented from falling off, and the sealing stability of the pressure limiting sealing ring is improved. The arrangement of the limiting convex rib is convenient for the installation of the pressure limiting sealing ring, the convenience for the installation of the pressure limiting sealing ring is increased, in addition, the limiting convex rib can be stopped with other structural members, the collision of the other structural members on the pressure limiting valve seat is reduced, and the safety of the pressure limiting valve seat is increased. The inner ring surface of the limiting convex rib and the outer ring surface of the limiting convex rib are inclined upwards and mutually close to each other, so that the pressure limiting sealing ring can be conveniently taken out and mounted. The surface of one side, facing the inner cover, of the pressure limiting sealing ring is a plane and is attached to at least one part of the pressure limiting valve seat, so that the sealing stability between the pressure limiting sealing ring and the pressure limiting valve seat is improved.

Furthermore, a mounting groove is arranged on the pressure limiting valve seat, and the pressure limiting sealing ring is clamped in the mounting groove. The arrangement can increase the tightness of the connection between the pressure limiting sealing ring and the pressure limiting valve seat, so that the pressure limiting sealing ring is detached together with the inner cover.

Furthermore, the upper surface of inner cup has the valve seat of stopping opening, and the inner cup still includes the sealing washer of stopping opening, and the sealing washer setting of stopping opening is on stopping opening the valve seat, and stops to be formed with the thermal-insulated clearance of second between the lower limb of opening the sealing washer and the bottom of stopping opening the valve seat. The opening stopping sealing ring is arranged on the opening stopping valve seat and can be detached together along with the inner cover, so that the influence of other structural parts on the opening stopping sealing ring is avoided, the opening stopping sealing ring is prevented from being melted and deformed due to high-temperature baking, and the service life of the opening stopping sealing ring is prolonged. A first heat insulation gap is formed between the lower edge of the open-stop sealing ring and the bottom end of the open-stop valve seat, so that heat below the inner cover is reduced and is transferred to the open-stop sealing ring, and the service life of the open-stop sealing ring is prolonged.

Further, the second insulating gap is greater than 10 millimeters. The heat transfer that sets up like this can reduce the inner cup lower part reaches the department that ends the sealing washer, has increased the life of ending the sealing washer.

Further, the distance between the opening stop sealing ring and the top end of the opening stop valve seat is smaller than the distance between the opening stop sealing ring and the base of the opening stop valve seat; or the opening stopping sealing ring is arranged at the top end of the opening stopping valve seat. That is to say the anti-opening sealing ring is located on the upper part of the center of the anti-opening valve seat or on the top end of the anti-opening valve seat. The arrangement is that a second heat insulation gap is formed between the stop sealing ring and the bottom end of the stop valve seat, and the stop sealing ring is convenient to seal hole positions needing to be sealed.

Further, the anti-opening sealing ring is provided with a necking section. The arrangement of the necking section increases the convenience of installing the stop sealing ring. The surface of the opening stopping sealing ring facing to one side of the inner cover is a plane and is attached to at least one part of the opening stopping valve seat, so that the possibility of separation between the opening stopping sealing ring and the opening stopping valve seat is reduced.

Furthermore, the opening-stopping sealing ring and the pressure-limiting sealing ring are integrally formed. The arrangement can reduce the installation steps of the stop seal ring and the pressure limiting seal ring.

According to another aspect of the utility model, a cooking utensil is provided, including the pot cover and the pot body, the pot cover can open and shut ground and set up on the pot body, and the pot cover includes: a cover assembly; the baking assembly is arranged in the cover body assembly; the inner cover is detachably arranged below the baking assembly.

Set up simultaneously through in cooking utensil and toast subassembly and inner cup and make cooking utensil both can toast the culinary art and can carry out high-pressure cooking, because inner cup detachably sets up in the below of toasting the subassembly, so when needs cooking utensil toasts the culinary art, take off the inner cup to the messenger toasts the subassembly and toasts the edible material of pot internal portion. When needs cooking utensil carries out high-pressure cooking, install the below that toasts the subassembly with the inner cup to make the inner cup can seal the internal high-pressure gas of pot, carry out high-pressure cooking to the edible material of the internal portion of pot. The pressure limiting valve seat provides a mounting location for the pressure limiting valve. The pressure limiting sealing ring is arranged on the pressure limiting valve seat and can be detached together with the inner cover, so that the baking assembly is prevented from baking the pressure limiting sealing ring, the pressure limiting sealing ring is prevented from being melted and deformed due to high-temperature baking, and the service life of the pressure limiting sealing ring is prolonged. A first heat insulation gap is formed between the lower edge of the pressure limiting sealing ring and the bottom end of the pressure limiting valve seat, so that heat in the cooker body is reduced to be transferred to the pressure limiting sealing ring, and the service life of the pressure limiting sealing ring is prolonged. The fan in the cover body assembly can blow away the heat of transmitting to cover body assembly department to reduce the temperature of cover body assembly department, increased the stability that the inside device of cover body assembly used.

Furthermore, a pressure limiting sealing ring of the inner cover is in sealing fit with a pressure limiting valve mounting hole on the cover body assembly, and an opening stopping sealing ring of the inner cover is in sealing fit with an opening stopping valve mounting hole on the cover body assembly. The pressure limiting sealing ring penetrates through the baking assembly to seal a pressure limiting valve mounting hole in the cover body assembly, and the pressure limiting sealing ring penetrates through the baking assembly to seal a valve opening stopping valve mounting hole in the cover body assembly.

Furthermore, the baking assembly comprises a heat insulation combined cover, a heating element and a plurality of fixing clamps which are sequentially arranged from top to bottom, the heating element is arranged on the heat insulation combined cover through the fixing clamps, a pressure limiting valve seat of the inner cover penetrates through the fixing clamps, the heating element avoids the pressure limiting valve seat, and the heat insulation combined cover is provided with a pressure limiting valve seat abdicating hole through which the pressure limiting valve seat penetrates. The baking assembly is used for baking the food materials in the pot body through heating of the heating element, and the heat insulation combined cover is used for isolating heat generated by the baking assembly so as to prevent the heat from being transferred into the cover body assembly. The pressure limiting valve seat abdicating hole is arranged to enable the pressure limiting valve seat to penetrate through the heat insulation combined cover to extend into the cover body assembly. The plurality of fixing clips fix the heating element at a plurality of positions, so that the stability of connection of the heating element and the heat insulation combined cover is improved.

Further, the lid body assembly includes a face lid and a lining, and a seal ring is arranged between the face lid and the lining. The sealing surface of the sealing ring covers the through hole for the pressure limiting valve seat to pass through, so that the damage to devices inside the cover body assembly is reduced.

Drawings

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

fig. 1 shows a schematic overall structure of an alternative embodiment of the present invention; and

FIG. 2 shows a cross-sectional view at one angle of FIG. 1;

FIG. 3 shows a cross-sectional view at another angle of FIG. 1;

FIG. 4 shows a schematic view of the cooking appliance of FIG. 1 with the lid and body separated;

figure 5 shows a top view of the lid of figure 4;

FIG. 6 shows a view from the A-A direction of FIG. 5;

figure 7 shows a bottom view of the lid of figure 4;

figure 8 shows an angled perspective view of the lid of figure 4;

figure 9 shows a schematic view of the lid of figure 8 without the inner lid installed;

FIG. 10 shows an angled view of the inner cap of FIG. 8;

figure 11 shows an exploded view of an angle of the lid of figure 4;

figure 12 shows an exploded view of another angle of the lid of figure 4;

FIG. 13 is a schematic illustration of the position of the inner cap and pressure limiting valve of FIG. 12;

FIG. 14 shows an exploded view of one angle of FIG. 13;

FIG. 15 shows an exploded view of another angle of FIG. 13;

FIG. 16 shows a schematic structural view of the grilling component of FIG. 11;

FIG. 17 shows the exploded view of FIG. 16;

figure 18 shows an angled cross-sectional view of the lid of figure 4;

figure 19 shows a cross-sectional view of another angle of the lid of figure 4;

figure 20 shows a cross-sectional view of another angle of the lid of figure 4;

FIG. 21 shows an angled view of the pressure limiting seal ring of FIG. 19;

FIG. 22 is a schematic diagram showing the position relationship between the pressure limiting seal ring and the pressure limiting valve seat in FIG. 19;

FIG. 23 shows another angular view of the pressure limiting seal ring of FIG. 19;

FIG. 24 shows an angled view of the seal ring of FIG. 20 broken away;

FIG. 25 is a schematic view of the position of the check seal and check valve seat of FIG. 20;

fig. 26 shows another view of fig. 20 from an angle that breaks the seal ring.

Wherein the figures include the following reference numerals:

10. a pot cover; 20. a pan body; 21. a second plug terminal; 30. a cover assembly; 31. a first plug terminal; 33. a pressure limiting valve mounting hole; 34. a check valve mounting hole; 35. a face cover; 36. a liner; 37. a rotating rod; 40. a baking assembly; 41. a heating element; 44. a heat-insulating combination cover; 445. a pressure limiting valve seat abdicating hole; 49. a fixing clip; 50. an inner cover; 52. a pressure limiting valve seat; 53. stopping opening the valve seat; 100. a pressure limiting seal ring; 101. a loop body; 102. limiting convex ribs; 110. stopping opening the sealing ring; 111. a necking section; 120. a pressure limiting valve; 140. a handle; 150. a steam cover; 160. heat insulation cotton; 170. the cover is rotated.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It is noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

In the present application, where the contrary is not intended, the use of directional words such as "upper, lower, top and bottom" is generally with respect to the orientation shown in the drawings, or with respect to the component itself in the vertical, perpendicular or gravitational direction; likewise, for ease of understanding and description, "inner and outer" refer to the inner and outer relative to the profile of the components themselves, but the above directional words are not intended to limit the invention.

In order to solve the problem that the pressure limiting valve sealing ring is greatly influenced by the temperature in the cooking utensil in the prior art, the utility model provides an inner cup and cooking utensil.

As shown in fig. 10, the upper surface of the inner cover 50 has a pressure limiting valve seat 52, the inner cover 50 further includes a pressure limiting sealing ring 100, the pressure limiting sealing ring 100 is disposed on the pressure limiting valve seat 52, and a first heat insulation gap is formed between the lower edge of the pressure limiting sealing ring 100 and the bottom end of the pressure limiting valve seat 52 of the pressure limiting sealing ring 100.

The pressure limiting sealing ring 100 is arranged on the pressure limiting valve seat 52 and can be detached together with the inner cover 50, so that the pressure limiting sealing ring 100 is prevented from being influenced by other structural components, the pressure limiting sealing ring 100 is prevented from being melted and deformed due to high-temperature baking, and the service life of the pressure limiting sealing ring 100 is prolonged. A first heat insulation gap is formed between the lower edge of the pressure limiting sealing ring 100 and the bottom end of the pressure limiting valve seat 52 to reduce the heat transfer below the inner cover 50 to the pressure limiting sealing ring 100, thereby increasing the service life of the pressure limiting sealing ring 100.

Specifically, the first insulation gap is greater than 10 millimeters. The arrangement can reduce the heat transfer from the lower part of the inner cover 50 to the pressure-limiting sealing ring 100, and prolong the service life of the pressure-limiting sealing ring 100.

As shown in fig. 22, the pressure limiting seal ring 100 is disposed at an intermediate position of the pressure limiting valve seat 52; or the distance between the pressure limiting sealing ring 100 and the top end of the pressure limiting valve seat 52 is smaller than the distance between the pressure limiting sealing ring 100 and the base of the pressure limiting valve seat 52. The arrangement is to form a first heat insulation gap between the pressure limiting sealing ring 100 and the bottom end of the pressure limiting valve seat 52, and to facilitate the sealing of the pressure limiting sealing ring 100 to the hole site to be sealed.

As shown in fig. 21, the pressure-limiting sealing ring 100 includes a ring body 101 and a limiting rib 102, the limiting rib 102 extends from the outer periphery of the ring body 101 to the cover assembly 30, an inner ring surface and an outer ring surface of the limiting rib 102 are inclined upward from the ring body 101 and approach each other, and an inner ring of the ring body 101 approaches the center of the pressure-limiting sealing ring 100 relative to the inner ring of the limiting rib 102. At least one part of the ring body 101 is inserted into the pressure limiting valve seat 52 and stops the pressure limiting valve seat 52 to prevent the pressure limiting sealing ring 100 from falling off, so that the sealing stability of the pressure limiting sealing ring 100 is improved. The arrangement of the limiting convex rib 102 is convenient for the installation of the pressure limiting sealing ring 100, the installation convenience of the pressure limiting sealing ring 100 is improved, in addition, the limiting convex rib 102 can be stopped with other structural members, the collision of the other structural members to the pressure limiting valve seat 52 is reduced, and the safety of the pressure limiting valve seat 52 is improved. The inner ring surface of the limiting convex rib 102 and the outer ring surface of the limiting convex rib 102 are inclined upwards and close to each other, so that the pressure limiting sealing ring 100 can be conveniently taken out and mounted. The surface of the pressure limiting sealing ring 100 facing the inner cover 50 is a plane and is attached to at least a part of the pressure limiting valve seat 52, so that the sealing stability between the pressure limiting sealing ring 100 and the pressure limiting valve seat 52 is improved.

As shown in fig. 22, the pressure limiting valve seat 52 is provided with a mounting groove, and the pressure limiting sealing ring 100 is clamped in the mounting groove. This arrangement increases the tightness of the connection between the pressure limiting seal ring 100 and the pressure limiting valve seat 52, so that the pressure limiting seal ring 100 is removed together with the inner cover 50.

As shown in fig. 10, 13 and 14, the upper surface of the inner lid 50 has an open stop valve seat 53, the inner lid 50 further includes an open stop seal ring 110, the open stop seal ring 110 is disposed on the open stop valve seat 53, and a second heat insulation gap is formed between the lower edge of the open stop seal ring 110 and the bottom end of the open stop valve seat 53. The opening stop seal ring 110 is arranged on the opening stop valve seat 53 and can be detached together with the inner cover 50, so that the opening stop seal ring 110 is prevented from being influenced by other structural components, the opening stop seal ring 110 is prevented from being melted and deformed due to high-temperature baking, and the service life of the opening stop seal ring 110 is prolonged. A first heat insulation gap is formed between the lower edge of the open stop seal ring 110 and the bottom end of the open stop valve seat 53 to reduce the heat transfer below the inner lid 50 to the open stop seal ring 110, thereby increasing the service life of the open stop seal ring 110.

In particular, the second insulating gap is greater than 10 mm. This arrangement reduces heat transfer from the lower portion of the inner lid 50 to the open-stop seal 110, increasing the life of the open-stop seal 110.

As shown in fig. 25, the distance between the anti-unsealing seal ring 110 and the top of the anti-unsealing valve seat 53 is smaller than the distance between the anti-unsealing seal ring 110 and the base of the anti-unsealing valve seat 53; or the anti-opening seal ring 110 is disposed on the top end of the anti-opening valve seat 53. That is, the anti-backup seal 110 is located on the upper center of the anti-backup valve seat 53 or at the top of the anti-backup valve seat 53. This is provided to form a second heat insulation gap between the open stop seal ring 110 and the bottom end of the open stop valve seat 53, and to facilitate the sealing of the open stop seal ring 110 to the hole site to be sealed.

As shown in fig. 24, the anti-unsealing seal ring 110 has a tapered section 111. The provision of the necked-down section 111 increases the ease of installation of the anti-backup seal 110. The surface of the opening prevention seal ring 110 on the side facing the inner lid 50 is a flat surface and is attached to at least a part of the opening prevention valve seat 53, thereby reducing the possibility of separation between the opening prevention seal ring 110 and the opening prevention valve seat 53.

In the present embodiment, the opening stop seal ring 110 and the pressure limiting seal ring 100 are separate bodies, so that the mutual influence between the two is small, but the assembly is complicated and the simultaneous installation in place is not easy.

Of course, the opening prevention seal ring 110 and the pressure limiting seal ring 100 are integrally formed (not shown). This arrangement can reduce the number of steps for mounting the anti-opening seal ring 110 and the pressure limiting seal ring 100.

As shown in fig. 1 to 26, the cooking appliance includes a lid 10 and a pot body 20, the lid 10 is disposed on the pot body 20 in an openable and closable manner, the lid 10 includes a cover assembly 30, a baking assembly 40 and the above-mentioned inner lid 50, a fan is disposed in the cover assembly 30, the baking assembly 40 is disposed in the cover assembly 30, and the inner lid 50 is detachably disposed below the baking assembly 40.

Make cooking utensil both can toast the culinary art and can carry out high-pressure cooking through set up simultaneously toasting subassembly 40 and inner cup 50 in cooking utensil, because inner cup 50 detachably sets up in the below of toasting subassembly 40, so when needs cooking utensil toasts the culinary art, take off inner cup 50 to make toast subassembly 40 toast the edible material of the inside of pot body. When the cooking appliance is required to perform high-pressure cooking, the inner lid 50 is mounted below the roasting assembly 40, so that the inner lid 50 can seal high-pressure gas inside the pot body to perform high-pressure cooking on the food inside the pot body 20. The pressure limiting valve seat 52 provides a mounting location for the pressure limiting valve 120. The pressure limiting sealing ring 100 is arranged on the pressure limiting valve seat 52 and can be detached together with the inner cover 50, so that the baking assembly 40 is prevented from baking the pressure limiting sealing ring 100, the pressure limiting sealing ring 100 is prevented from being melted and deformed due to high-temperature baking, and the service life of the pressure limiting sealing ring 100 is prolonged. A first heat insulation gap is formed between the lower edge of the pressure limiting sealing ring 100 and the bottom end of the pressure limiting valve seat 52 to reduce the heat transfer in the pot body 20 to the pressure limiting sealing ring 100, thereby prolonging the service life of the pressure limiting sealing ring 100. The fan in the cover assembly 30 can blow away the heat transferred to the cover assembly 30, so as to reduce the temperature at the cover assembly 30 and increase the stability of the devices inside the cover assembly 30.

It should be noted that, in the present application, the cover assembly 30 has the first plug terminal 31, the pot body 20 has the second plug terminal 21 matching with the first plug terminal 31, and the first plug terminal 31 and the second plug terminal 21 are plugged together to supply power to the pot cover 10.

As shown in fig. 11, the pressure limit sealing ring 100 of the inner lid 50 is sealingly engaged with the pressure limit valve mounting hole 33 of the lid body assembly 30, and the opening stop sealing ring 110 of the inner lid 50 is sealingly engaged with the opening stop valve mounting hole 34 of the lid body assembly 30. The pressure limiting sealing ring 100 penetrates through the baking assembly 40 to seal the pressure limiting valve mounting hole 33 on the cover assembly 30, and the pressure limiting sealing ring 100 penetrates through the baking assembly 40 to seal the valve opening stopping mounting hole 34 on the cover assembly 30.

As shown in fig. 11 and 12, the toasting assembly 40 comprises a heat insulation combination cover 44, a heating element 41 and a plurality of fixing clips 49, which are sequentially arranged from top to bottom, wherein the heating element 41 is mounted on the heat insulation combination cover 44 through the fixing clips 49, the pressure limiting valve seat 52 of the inner cover 50 passes through the fixing clips 49, the heating element 41 avoids the pressure limiting valve seat 52, and the heat insulation combination cover 44 is provided with a pressure limiting valve seat avoiding hole 445 through which the pressure limiting valve seat 52 passes. The cooking assembly 40 is heated by the heating element 41 to cook the food material inside the pot body 20, and the heat insulation combination cover 44 insulates the heat generated by the cooking assembly 40 to prevent the heat from being transferred into the lid assembly 30. The relief valve seat relief hole 445 is provided such that the relief valve seat 52 can pass through the heat shield assembly 44 to protrude into the cover assembly 30. The plurality of fixing clips 49 fix the heating element 41 at a plurality of positions, increasing the stability of the connection of the heating element 41 and the heat shield pack 44.

As shown in fig. 11 and 12, the cover assembly 30 includes a surface cover 35 and a liner 36, and a gasket is disposed between the surface cover 35 and the liner 36. The sealing ring sealing surface covers 35 are provided with through holes for the pressure limiting valve seats 52 to pass through, so that damage to devices inside the cover body assembly 30 is reduced.

In an embodiment not shown, the toasting assembly 40 has a protective mesh therein, and the heating element 41 is connected to the heat shield assembly 44 through the protective mesh instead of being fixed to the heat shield assembly 44 by a fixing clip, and the contact area between the protective mesh and the heating element 41 is large, so that the connection between the heating element 41 and the heat shield assembly 44 is tighter.

In the embodiment shown in fig. 11 and 12, the pot cover 10 further includes a handle 140 and a steam cover 150, the handle 140 and the steam cover 150 are connected to the surface cover 35 on the cover assembly 30, and at least a portion of the handle 140 is connected to the rotating rod 37 on the inner liner 36 to drive the rotating cover 170 to rotate, so as to open and close the pot cover 10 and the pot body 20. The steam cover 150 is spaced apart from the handle 140, and the steam cover 150 covers the pressure limiting valve 120 to prevent the pressure limiting valve 120 from being separated from the pressure limiting valve seat 52.

In the present application, the lid assembly 30 further includes thermal insulation wool 160, the thermal insulation wool 160 being located between the inner liner 36 and the heat shield assembly 44 to reduce heat transfer from the bake assembly 40 to the inner liner 36 and increase the operational stability of the lid assembly 30.

When the opening-stopping sealing ring 110 and the pressure-limiting sealing ring 100 are integrally formed (not shown in the figure), the opening-stopping sealing ring 110 and the pressure-limiting sealing ring 100 can be simultaneously installed at the pressure-limiting valve installation hole 33 and the opening-stopping valve installation hole 34 on the cover body assembly 30, so that the installation time is saved, and the convenience of assembling the cooking utensil is improved.

Optionally, the cooking appliance is an electric pressure cooker. Of course, the cooking appliance may also be other electric products for cooking food materials, such as an electric cooker and the like.

It is obvious that the above described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

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

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

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 (14)

1. The inner cover is characterized in that a pressure limiting valve seat (52) is arranged on the upper surface of the inner cover (50), the inner cover (50) further comprises a pressure limiting sealing ring (100), the pressure limiting sealing ring (100) is arranged on the pressure limiting valve seat (52), and a first heat insulation gap is formed between the lower edge of the pressure limiting sealing ring (100) and the bottom end of the pressure limiting valve seat (52).

2. The inner cover of claim 1, wherein the first insulating gap is greater than 10 millimeters.

3. The inner cap of claim 1,

the pressure limiting sealing ring (100) is arranged in the middle of the pressure limiting valve seat (52); or

The distance between the pressure limiting sealing ring (100) and the top end of the pressure limiting valve seat (52) is smaller than the distance between the pressure limiting sealing ring (100) and the base of the pressure limiting valve seat (52).

4. The inner cap of claim 1, wherein the pressure-limiting sealing ring (100) comprises a ring body (101) and a limiting rib (102), the limiting rib (102) extends from the outer periphery of the ring body (101) to the cover body assembly (30), the inner ring surface and the outer ring surface of the limiting rib (102) are inclined upwards from the ring body (101) to be close to each other, and the inner ring of the ring body (101) is close to the center of the pressure-limiting sealing ring (100) relative to the inner ring of the limiting rib (102).

5. The inner cap as set forth in claim 1, wherein the pressure limiting valve seat (52) is provided with a mounting groove, and the pressure limiting sealing ring (100) is engaged in the mounting groove.

6. The inner cap according to any one of claims 1 to 5, wherein the upper surface of the inner cap (50) has a check valve seat (53), the inner cap (50) further comprising a check seal ring (110), the check seal ring (110) being disposed on the check valve seat (53) with a second insulating gap formed between a lower edge of the check seal ring (110) and a bottom end of the check valve seat (53).

7. The inner cover of claim 6, wherein the second insulating gap is greater than 10 millimeters.

8. The inner cap of claim 6,

the distance between the open-stop sealing ring (110) and the top end of the open-stop valve seat (53) is smaller than the distance between the open-stop sealing ring (110) and the base of the open-stop valve seat (53); or

The opening stopping sealing ring (110) is arranged at the top end of the opening stopping valve seat (53).

9. The inner cap according to claim 6, wherein the anti-slosh seal (110) has a necked-down section (111).

10. The inner cap according to claim 6, wherein the open stop seal (110) and the pressure limiting seal (100) are integrally formed.

11. A cooking appliance, characterized by comprising a lid (10) and a pan body (20), the lid (10) being openably and closably provided on the pan body (20), the lid (10) comprising:

a cover assembly (30);

a toasting assembly (40), said toasting assembly (40) being disposed within said cover assembly (30);

the inner lid (50) of any one of claims 1 to 10, the inner lid (50) being removably disposed below the toasting assembly (40).

12. The cooking appliance according to claim 11, wherein the pressure limit sealing ring (100) of the inner lid (50) is in sealing engagement with the pressure limit valve mounting hole (33) of the lid assembly (30), and the opening stop sealing ring (110) of the inner lid (50) is in sealing engagement with the opening stop valve mounting hole (34) of the lid assembly (30).

13. The cooking appliance according to claim 11, wherein the cooking assembly (40) comprises a heat-insulating combination cover (44), a heating element (41) and a plurality of fixing clips (49) which are sequentially arranged from top to bottom, the heating element (41) is mounted on the heat-insulating combination cover (44) through the fixing clips (49), a pressure-limiting valve seat (52) of the inner cover (50) penetrates through the fixing clips (49), the heating element (41) avoids the pressure-limiting valve seat (52), and the heat-insulating combination cover (44) is provided with a pressure-limiting valve seat avoiding hole (445) through which the pressure-limiting valve seat (52) penetrates.

14. The cooking appliance according to claim 11, wherein the cover assembly (30) comprises a lid (35) and a liner (36), wherein a sealing ring is provided between the lid (35) and the liner (36).

Images