Microwave oven pot lids and microwave oven pots

The microwave oven pot lid with an adjustable support member addresses the issue of reduced heating efficiency and uniformity by allowing users to adjust the lid's position relative to the food, ensuring optimal heating performance.

JP7847394B1Active Publication Date: 2026-04-17佛山市微微一叮科技有限公司
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Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
佛山市微微一叮科技有限公司
Filing Date
2026-03-10
Publication Date
2026-04-17

AI Technical Summary

Technical Problem

Existing microwave oven pots face challenges in maintaining uniform heating efficiency and food heating uniformity due to the distance between the lid and the food, which reduces heating efficiency when there is less food in the pot.

Method used

A microwave oven pot lid with an adjustable first support member that allows the distance between the lid and the food to be adjusted by varying the length of the support member inside the pot lid body, ensuring optimal heating efficiency and uniformity.

Benefits of technology

The adjustable support member enables users to easily adjust the distance between the lid and the food, enhancing heating efficiency and uniformity by allowing the lid to be positioned closer to the food, thereby improving overall heating performance.

✦ Generated by Eureka AI based on patent content.

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Abstract

This disclosure discloses a microwave oven pot lid and a microwave oven pot. The microwave oven pot lid includes a pot lid body. The pot lid body includes a heat conduction layer and a microwave heating layer located outside the heat conduction layer. The microwave oven pot lid further includes a first support member, the first support member being connected to the pot lid body such that at least a portion of it is located inside the pot lid body, and the length of the portion of the first support member located inside the pot lid body is adjustable. According to this disclosure, it is easy for the user to adjust the height of the microwave oven pot lid according to the amount of food.
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Description

Technical Field

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[0005]

[0001] The present disclosure relates to the technical field of pots for microwave ovens, and specifically to lids for pots for microwave ovens and pots for microwave ovens.

Background Art

[0002] A pot for a microwave oven is a container that can be used inside a microwave oven. The pot body is usually made of metal, and a microwave absorption layer is fixedly provided on the outer peripheral surface of the pot body.

[0003] When used in a microwave oven, the microwave heating layer generates heat under the action of microwaves, and further conducts the heat through the pot body to heat the food in the pot for the microwave oven. In the prior art, in order to heat the food in the pot for the microwave oven sufficiently uniformly, there are also products that add a microwave heating layer to the lid of the pot for the microwave oven. By adding a microwave heating layer to both the pot body and the lid, the heating efficiency can be improved compared to adding a microwave heating layer only outside the pot body. However, in the prior art, the lid is usually engaged with the pot mouth portion of the pot body. When there is less food in the pot, the distance between the lid and the food is large, and the heating efficiency of the food in the pot by the microwave heating layer of the lid is greatly reduced.

[0004] To sum up, how to ensure the food heating efficiency by the microwave heating layer of the lid is one of the important problems that need to be solved urgently in this field.

Summary of the Invention

Problems to be Solved by the Invention

[0005] The object of the present disclosure is to solve the drawbacks of the prior art, and by making it easy for the user to adjust the distance between the lid and the food as needed, to provide a lid for a pot for a microwave oven and a pot for a microwave oven that can improve the heating efficiency and heating uniformity of the food in the pot by the microwave heating layer of the lid.

Means for Solving the Problems

[0007] In the above-described microwave oven pot lid, preferably, at least three of the first support members are provided and are uniformly distributed circumferentially around the pot lid body.

[0008] In the above-described microwave oven pot lid, preferably, the pot lid body is detachably connected to the first support member. The first support member is provided with at least one engaging portion that can be attached to the pot lid body along the longitudinal direction of the first support member.

[0009] In the above-mentioned microwave oven pot lid, preferably, the first support member is a rod member. The edge of the pot lid body has a locking groove that fits the engagement portion.

[0010] In the above-mentioned microwave oven pot lid, preferably, Each of the aforementioned engaging portions is provided with one or two corresponding stopper portions, the engaging groove is capable of engaging with the engaging portion, and the stopper portions are capable of contacting the side of the pot lid body away from the microwave heating layer, or There are two of the stopper portions, and each of the two stopper portions is in contact with both sides of the pot lid body.

[0011] In the above-mentioned microwave oven pot lid, preferably, the first support member is a cylindrical rod. The aforementioned engagement groove is a groove with an arc-shaped cross-section, The central angle of the arc corresponding to the cross-section of the engagement groove is between 200 and 300 degrees.

[0012] In the above-described microwave oven pot lid, preferably, a guide surface, which is an inclined surface or an arc-shaped surface, is provided at the opening of the locking groove.

[0013] In the above-mentioned microwave oven pot lid, preferably, the pot lid body has through holes formed therein. The first support member is a rod member, An elastic layer is provided on the inner wall of the through hole and / or the outer surface of the rod member. The first support member and the through hole are interlocked.

[0014] In the above-described microwave oven pot lid, preferably, if there is one engaging portion, the size of the engaging portion in the longitudinal direction of the first support member is at least twice the thickness of the pot lid body. The engagement groove and the engagement portion are in an interference fit.

[0015] In the above-mentioned microwave oven pot lid, preferably, a second support member is further fixedly provided on the inside of the pot lid body. The length of the second support member is less than the minimum length of the portion of the first support member that is located inside the pot lid body.

[0016] In the above-described microwave oven pot lid, preferably, at least three of the second support members are provided.

[0017] In the above-described microwave oven pot lid, preferably, the portion of the first support member located on the outside of the pot lid body is provided with a connecting portion that connects to the pot body.

[0018] In the above-described microwave oven pot lid, preferably, the pot lid body further includes an outer edge portion arranged in an annular manner along the outer circumference of the heat conductive layer, The outer edge portion encloses the edge portion of the heat conductive layer. The first support member is connected to the outer edge portion.

[0019] In the microwave oven lid, preferably, one end of the first support member is connected to the inside of the lid body. The first support member is a telescopic rod or a foldable rod.

[0020] According to the present disclosure, a microwave oven pot including a pot body and any one of the above microwave oven lids is further proposed.

[0021] The pot body has a storage space. The microwave oven lid has a shape adapted to the storage space. The microwave oven lid is located within the storage space. At least a part of the first support member is located between the microwave oven lid and the bottom of the storage space.

[0022] Compared with the prior art, in the present disclosure, a first support member is provided on the lid body, and the length of the portion of the first support member located inside the lid body is adjustable. Therefore, the distance between the lid body and the inner bottom of the pot body where it is located can be adjusted as needed. So that the distance between the lid body and the food in the pot is not too large to reduce the heating efficiency of the food in the pot by the microwave heating layer of the lid. It is easy for the user to adjust the distance between the lid body and the food according to the amount of food in the pot. Also, the height of the lid body can be reasonably adjusted, and together with the pot body of the microwave oven pot, the heating uniformity of the food in the pot can be improved.

Brief Description of the Drawings

[0023] [Figure 1] It is a structural schematic diagram of the first microwave oven lid proposed by the present disclosure. [Figure 2] It is a cross-sectional three-dimensional view of the first microwave oven lid proposed by the present disclosure. [Figure 3] It is a cross-sectional three-dimensional view of the first microwave oven lid from another angle proposed by the present disclosure. [Figure 4]This is a three-dimensional view of the second microwave oven pot lid proposed in this disclosure. [Figure 5] This is a cross-sectional view of the second microwave oven pot lid proposed in this disclosure. [Figure 6] This is a schematic diagram of the third microwave oven pot lid proposed in this disclosure. [Figure 7] This is a three-dimensional cross-sectional view of the third microwave oven pot lid proposed in this disclosure. [Figure 8] This is a schematic diagram of the fourth microwave oven pot lid proposed by this disclosure. [Figure 9] This is a three-dimensional cross-sectional view of the fourth microwave oven pot lid proposed in this disclosure. [Figure 10] This is a schematic diagram of the structure of the fifth microwave oven pot lid proposed in this disclosure. [Figure 11] This is a cross-sectional view of the fifth microwave oven pot lid proposed in this disclosure. [Figure 12] This is a cross-sectional view of the third microwave oven pot lid proposed by this disclosure, when used in engagement with a pot body. [Figure 13] This is a cross-sectional view of the fourth microwave oven pot lid as proposed by this disclosure, when used in engagement with a pot body. [Figure 14] This is a cross-sectional view of a third microwave oven pot lid as used in conjunction with a pot body in a different manner as proposed by this disclosure. [Figure 15] This is a schematic diagram showing the case where the first support member proposed in this disclosure has a foldable structure. [Figure 16] This is a schematic diagram of the structure when the first support member proposed in this disclosure is an expandable member. [Modes for carrying out the invention]

[0024] The embodiments described below with reference to the attached drawings are illustrative and are for illustrative purposes only, and should not be considered as limitations to the disclosure.

[0025] In response to the challenges raised in the background technology section, it is important to make the height of the pot lid adjustable so that users can easily adjust the height of the pot lid according to the height of the ingredients. To that end, this disclosure proposes the following embodiment.

[0026] Referring to Figures 1 to 11, this embodiment discloses a microwave oven pot lid including a pot lid body 10. The pot lid body 10 includes a heat conduction layer 1 and a microwave heating layer 2. The heat conduction layer 1 is made of a heat conduction material. Preferably, the heat conduction layer 1 is made of a metallic material, but it may be made of other heat conduction materials such as heat conduction ceramics. The microwave heating layer 2 functions to generate heat under the action of microwaves when heated in a microwave oven and conduct it into the pot through the heat conduction layer 1. The microwave heating layer 2 is a structure and material commonly used in the art and is not key to this disclosure, so those skilled in the art can select and use it as needed, and a detailed description is omitted here.

[0027] The microwave heating layer 2 is located outside the heat conduction layer 1. Specifically, "outside" means the side of the pot lid body 10 that is away from the inner bottom of the pot body 20 under normal use conditions. Accordingly, in this disclosure, "inside" means the side opposite to the outside. For heat conduction layer 1 made of metal material, the microwave heating layer 2 must be provided outside the heat conduction layer 1 because the metal material has the function of reflecting microwaves.

[0028] To make the height of the pot lid body 10 adjustable, the disclosure further includes a first support member 3. The first support member 3 functions to support the pot lid body 10, and the height of the support is adjustable. That is, the height of the pot lid body 10 can be adjusted simply by changing the length of the portion of the first support member 3 that lies inside the pot lid body 10. Here, height means the distance from the pot lid body 10 to the inner bottom of the pot body 20 in which it is located.

[0029] Specifically, the first support member 3 is connected to the pot lid body 10 such that at least a portion of it is located inside the pot lid body 10. That is, one end of the first support member 3 is located inside the pot lid body 10, and the length of the portion of the first support member 3 located inside the pot lid body 10 is adjustable. The height of the pot lid body 10 can be adjusted simply by changing the length of the portion of the first support member 3 located inside the pot lid body 10.

[0030] In actual applications, as shown in Figures 1 to 11 for the five microwave oven pot lids, the first support member 3 may be partially located inside the pot lid body 10. By adjusting the position of the pot lid body 10 on the first support member 3, the length of the portion of the first support member 3 located inside the pot lid body 10 can be changed, thereby changing the height of the pot lid body 10. In some embodiments, the entire first support member 3 may be located inside the pot lid body 10. In this case, the length of the first support member 3 must be changed to adjust the height of the pot lid body 10. As shown in Figures 15 and 16, the first support member 3 may be a foldable and unfoldable structure, an extendable rod member, or a rod member with an adjustable inclination angle.

[0031] Another primary role of the first support member 3 is to support the pot lid body 10. In different embodiments, it can be supported in different ways. In some embodiments, as shown in Figures 1-6, 9, and 10, one end of the first support member 3 located inside the pot lid body 10 may directly support the inner bottom of the corresponding pot body 20. Alternatively, as shown in Figures 7 and 8, support for the pot lid body 10 may be achieved by connecting one end of the first support member 3 located outside the pot lid body 10 to the upper edge of the pot body 20.

[0032] In some embodiments, when the first support member 3 is a rod, at least three first support members 3 are provided and are uniformly distributed circumferentially around the pot lid body 10. In some preferred embodiments, the number of first support members 3 is three. In this way, the pot lid body 10 can be stably supported using a small number of first support members 3. If the number of first support members 3 is three or more, stable support can still be achieved, but the operation becomes more cumbersome compared to when there are three first support members 3. In actual use, it is preferable that the lengths of the portions of the multiple first support members 3 that are located inside the pot lid body 10 be the same.

[0033] Note that the first support member 3 does not necessarily have to be a rod. If it is not a rod, there may be one or two of them. For example, any material that can provide stable support, such as an arc-shaped plate member or an annular structure, will suffice, and further explanation is omitted here.

[0034] In actual use, after placing ingredients in the pot body 20, the height of the pot lid body 10 can be adjusted by adjusting the length of the portion of the first support member 3 that extends inside the pot lid body 10, according to the amount of ingredients. Specifically, in the case where the first support member 3 is detachably connected to the pot lid body 10 and a portion of it is located inside the pot lid body 10, height adjustment can be achieved by changing the connection position between the first support member 3 and the pot lid body 10. In the case where the entire first support member 3 is located inside the pot lid body 10, height adjustment can be achieved by changing the length of the first support member 3.

[0035] In one preferred embodiment, the pot lid body 10 is detachably connected to the first support member 3. That is, when adjusting the height of the pot lid body 10, as shown in Figures 1 to 9, the length of the portion of the first support member 3 located inside the pot lid body 10 is changed by changing the connection position between the pot lid body 10 and the first support member 3, thereby enabling height adjustment of the pot lid body 10. In this embodiment, the first support member 3 is provided with at least one engaging portion 31 that can be connected to the pot lid body 10 along the longitudinal direction of the first support member 3. That is, each engaging portion 31 corresponds to at least one pot lid height, and at least the same number of connection positions can be obtained depending on the number of engaging portions 31 provided on the first support member 3. In this disclosure, each engaging portion 31 may be in a locked position, as shown in Figures 1 to 3 for the first microwave oven pot lid and in Figures 6 and 7 for the third microwave oven pot lid, or it may be a substructure that can be interference-fitted with the pot lid body 10 and whose length is greater than the thickness of the pot lid body 10, as shown in Figures 4 and 5 for the second microwave oven pot lid. In this disclosure, interference fit means that the outer diameter of the first support member 3 is slightly larger than the outer diameter of the corresponding hole or groove. Taking a round bar and a circular hole as an example, in its natural state, the diameter of the round bar is 0.1 to 5 mm larger than the circular hole. For convenience of use, the interference fit in this disclosure does not mean that it cannot be removed after installation, but rather that it should be possible for the user to easily move or remove it while ensuring support for the pot lid body 10. For this reason, the material of the first support member 3 may be silicone rubber or a hard rod member such as metal coated with silicone rubber. As a result, continuous adjustment is possible at the engaging portion 31. In other words, within the length range corresponding to the engaging portion 31, the height of the pot lid body 10 can be continuously adjusted.

[0036] In some more specific embodiments, referring to Figures 1 to 9, the first support member 3 is a rod member. If the first support member 3 is provided with a plurality of engaging portions 31, each engaging portion 31 as referred to in this disclosure may be a single fixed engaging position. When the pot lid body 10 is connected to a certain engaging portion 31, its position on the first support member 3 is fixed. A locking groove 11 that fits the engaging portion 31 is formed on the edge of the pot lid body 10. In such a structure, the height of the pot lid body 10 can be adjusted by engaging different engaging portions 31 with the pot lid body 10. Note that the rod member as referred to in this disclosure does not necessarily have to be a round rod, but may be a square rod or a rod member of other shapes. Therefore, the locking groove 11 does not necessarily have to be a groove with an arc-shaped cross-section, but may be a groove with a rectangular cross-section or a groove with other cross-sectional shapes. It is sufficient that engagement with the engaging portion 31 can be achieved.

[0037] Furthermore, each of the engaging portions 31 corresponds to at least one stopper portion 32. The engagement groove 11 can engage with the engaging portion 31, and if there is one stopper portion 32 corresponding to each of the engaging portions 31, the stopper portion 32 can abut against the inside of the pot lid body 10 so that support is achieved. To ensure the stability of the support, it is preferable that the engaging portion 31 and the engagement groove 11 are interlocked.

[0038] Referring to Figures 1 to 3 and Figures 6 to 9, when there are two stopper portions 32, the two stopper portions 32 each abut against both sides of the pot lid body 10. Compared to the case where it is supported on only one side, the connection between the pot lid body 10 and the first support member 3 is more stable.

[0039] In specific implementation, in a preferred embodiment, to facilitate the attachment and detachment of the pot lid body 10 and the engaging portion 31, the first support member 3 is a cylindrical rod, and the engagement groove 11 may be designed as a groove with an arc-shaped cross-section. If the engagement groove 11 is a groove with an arc-shaped cross-section, the central angle of the arc corresponding to the cross-section of the engagement groove 11 is between 200 and 300 degrees. To enable smooth engagement and disengagement and to ensure the stability of the support after engagement, the diameter of the engaging portion 31 may be slightly larger than the width of the opening of the groove with an arc-shaped cross-section.

[0040] In actual applications, as shown in Figures 1 to 3, when adjustment is made using the engaging portion 31, the engaging portion 31 of the first support member 3 may be made asymmetrical in order to increase the range of height adjustment. For example, when two engaging portions 31 are provided on one first support member 3, the distance between the first end of the first support member 3 and the nearest engaging portion 31 is not equal to the distance between the second end and the nearest engaging portion 31. Thus, when the pot lid body 10 is connected to an engaging portion 31, the height of the pot lid body 10 will be different when the first end of the first support member 3 is located inside the pot lid compared to when the second end of the first support member 3 is located inside the pot lid.

[0041] Furthermore, in some embodiments, as shown in Figure 1, since the width of the opening of the engagement groove 11 is slightly smaller than the diameter of the engaging portion 31, a guide surface 12, which is a sloped or arc-shaped surface, is provided at the opening of the engagement groove 11 to facilitate insertion of the engaging portion 31 into the engagement groove 11. That is, the opening of the engagement groove 11 has a flared structure. When mounting, the engaging portion 31 of the first support member 3 can be pushed into the engagement groove 11 from the groove opening.

[0042] In some embodiments, a through hole 13 may be used instead of the engagement groove 11 to connect the pot lid body 10 to the first support member 3. Specifically, the pot lid body 10 has a through hole 13 formed therein. This through hole 13 may be a circular hole, a square hole, or another non-circular hole. In one preferred embodiment, the first support member 3 is a rod member. An elastic layer is provided on the inner wall of the through hole 13 and / or the outer circumferential surface of the rod member, and the elastic layer may be made of silicone rubber material. In other embodiments, if an interference fit connection between the first support member 3 and the through hole 13 can be guaranteed, it is not necessary to provide an elastic layer on the inner wall of the through hole 13 and the outer circumferential surface of the rod member. In this way, the connection position between the pot lid body 10 and the first support member 3 is not limited by the engagement portion 31, and the height of the pot lid body 10 can be continuously adjusted within a certain range. When the engagement groove 11 is engaged with the first support member 3, the engagement groove 11 is distributed along the edge of the pot lid body 10. When the through-hole 13 is engaged with the first support member 3, the through-hole 13 may be located near the edge of the pot lid body 10, or at another location. When the through-hole 13 is engaged with the first support member 3, the arrangement of the through-hole 13 does not necessarily have to be around the centerline of the pot lid body; it is sufficient to avoid having all the through-holes on the same straight line.

[0043] In some embodiments, when there is only one engaging portion 31, the size of the engaging portion 31 in the longitudinal direction of the first support member 3 is at least twice the thickness of the pot lid body 10, and the engaging portion 31 and the locking groove 11 are interlocked. In this way, the position of the pot lid body 10 can be arbitrarily adjusted within the height range corresponding to the engaging portion 31.

[0044] In this disclosure, interference fit means that the surface of the rod is smooth, at least a portion of the cross-sectional contour of the rod may protrude from the corresponding cross-sectional contour of the through hole 13, and the diameter of the first support member 3 may be smaller than the diameter of the through hole 13. By providing several protrusions on the surface of the first support member 3, the protrusions and the inner wall of the through hole 13 press against each other, so friction is generated between the protrusions and the through hole 13 and a supporting force is formed.

[0045] In the above embodiment, in the detachable connection method between the first support member 3 and the pot lid body 10, it is also possible to achieve finer height adjustment by further adding a second support member 14. Specifically, the second support member 14 is fixedly provided on the side of the pot lid body 10 away from the microwave heating layer 2, and the length of the second support member 14 is smaller than the minimum length of the portion of the first support member 3 located on the side of the pot lid body 10 away from the microwave heating layer 2. Thus, when the first support member 3 is removed, it is supported by the second support member 14.

[0046] In some embodiments, when the second support member 14 is a projection, there are at least three second support members 14. Of course, in this disclosure, the second support member 14 does not necessarily have to be three. For example, when the second support member 14 is an annular structure along the pot lid body 10, there may be only one.

[0047] In the various embodiments described above, the pot lid body 10 is often directly supported by the portion of the first support member 3 located inside the pot lid body 10. However, this is not necessarily the case in this disclosure, and in some embodiments, the pot lid body 10 may be supported by the portion of the first support member 3 located outside the pot lid body 10. Specifically, one end of the first support member 3 located outside the pot lid body 10 is provided with a connecting portion 15 that connects to the pot body 20. The connecting portion 15 is formed by bending the portion of the first support member 3 located outside the pot lid body 10 in a direction away from the center of the pot lid body 10.

[0048] In one preferred embodiment, in the case of a pot lid body 10 made of a metal material, in order to prevent the generation of sparks in a microwave environment and to facilitate manufacturing, the pot lid body 10 further includes an outer edge portion 4 arranged in an annular manner along the outer circumference of the heat conductive layer 1, the outer edge portion 4 encloses the edge of the heat conductive layer 1, and the first support member 3 is connected to the outer edge portion 4. That is, both the locking groove 11 and the through hole 13 described above are formed in the outer edge portion 4. Furthermore, the positions where the locking groove 11 or the through hole 13 are formed are subjected to thickening.

[0049] In some embodiments, a composite material layer 16 may be provided on the outside of the pot lid body 10, taking into consideration aesthetics and the need to prevent burns. Specifically, the composite material layer 16 may be made of silicone rubber, and this disclosure is not limited thereto. The material of the composite material layer 16 can be selected as needed by those skilled in the art, so no further explanation is given here. In specific implementations, a handle 17 is further provided on the outside of the pot lid body 10 to facilitate removal of the pot lid.

[0050] In some embodiments, one end of the first support member 3 is connected to the inside of the pot lid body 10, and the first support member 3 is a telescopic rod or a foldable rod. That is, in this case, the entire first support member 3 is located inside the pot lid body 10. In this case, the height of the pot lid body 10 is changed by changing the length of the first support member 3. In this case, the length of the first support member 3 may be changed by telescopic or foldable. For example, the first support member may consist of a screw-connected cylindrical body and rod, or it may consist of two foldable rod members or plate members. This can be realized by those skilled in the art, so it will not be explained here.

[0051] Referring to Figures 12 and 13, another embodiment of the present invention further proposes a microwave oven pot comprising a pot body 20 and one of the microwave oven pot lids described above. The pot body 20 has a storage space 21, the microwave oven pot lid has a shape that fits the storage space 21, the microwave oven pot lid is located within the storage space 21, and the first support member 3 is located at least partially between the microwave oven pot lid and the bottom of the storage space 21. Food is placed in the storage space 21. The microwave oven pot lid is located within the storage space 21 and above the food.

[0052] Referring to Figure 14, in yet another aspect of the present disclosure, a microwave pot is further proposed, comprising a pot body 20 and the microwave pot lid described above. The pot body 20 has a storage space 21, the size of the microwave pot lid is larger than the size of the microwave pot, the first support member 3 connected to the pot lid body 10 is located outside the pot body 20, and there is a vertically adjustable gap between the pot lid body 10 and the pot body 20. Food is placed in the storage space 21. The microwave pot lid is located within the storage space 21 and above the food.

[0053] In specific implementations, the heat conductive layer 1 may be made of a metallic material. That is, the microwave oven pot may consist of a metal layer and a heating layer outside the metal layer. Of course, other heat conductive materials may be used instead of the metal layer, and this disclosure is not limited thereto. The surface of the microwave oven pot may be further provided with other material layers for spark generation or heat insulation.

[0054] While the basic principles of this disclosure have been explained above in relation to specific embodiments, the advantages, benefits, and effects mentioned herein are illustrative, not limiting, and should not be considered essential to each embodiment of this disclosure. Furthermore, the specific details of the above disclosure are illustrative and for ease of understanding, not limiting. The above details do not limit the implementation of this disclosure to using the above specific details.

[0055] The above description is provided for illustrative and explanatory purposes. Furthermore, the description is not intended to limit the embodiments of this disclosure to those disclosed herein. While several exemplary embodiments and examples have been discussed above, those skilled in the art will be able to conceive of several variations, modifications, alterations, additions, and subcombinations thereof. [Explanation of Symbols]

[0056] 10 Pot lid body 20 Pot body 1. Thermal conductive layer 2. Microwave heating layer 3. First support member 4. Outer edge 11 Attachment groove 12 Guide surface 13 Through hole 14. Second support member 15 Connection part 16 Composite layer 17 Handle 21 Containment space 31 Engaging part 32 Stopper section

Claims

1. A microwave oven pot lid including the pot lid body (10), The pot lid body (10) includes a heat conductive layer (1) and a microwave heating layer (2) located outside the heat conductive layer (1). The aforementioned microwave oven pot lid further includes a first support member (3), The first support member (3) is connected to the pot lid body (10) such that at least a portion of it is located inside the pot lid body (10), The length of the portion of the first support member (3) located inside the pot lid body (10) is adjustable. A microwave-safe pot lid with the following features.

2. At least three of the first support members (3) are provided and are uniformly distributed in the circumferential direction surrounding the pot lid body (10). A microwave oven pot lid according to feature 1.

3. The pot lid body (10) is detachably connected to the first support member (3), The first support member (3) is provided with at least one engaging portion (31) along the longitudinal direction of the first support member (3) that can be engaged with the pot lid body (10). A microwave oven pot lid according to feature 1.

4. The first support member (3) is a rod member, The edge of the pot lid body (10) is formed with a locking groove (11) that fits the engaging portion (31). The microwave oven pot lid according to feature 3.

5. Each of the engaging portions (31) is provided with one or two corresponding stopper portions (32), the engaging groove (11) is capable of engaging with the engaging portion (31), and the stopper portions (32) are capable of contacting the side of the pot lid body (10) away from the microwave heating layer (2), or There are two of the stopper portions (32), and each of the two stopper portions (32) is in contact with both sides of the pot lid body (10). The microwave oven pot lid according to feature 4.

6. The first support member (3) is a cylindrical rod, The engagement groove (11) is a groove with an arc-shaped cross-section, The central angle of the arc corresponding to the cross-section of the engagement groove (11) is between 200 and 300 degrees. The microwave oven pot lid according to feature 5.

7. The opening of the engagement groove (11) is provided with a guide surface (12) which is an inclined surface or an arc-shaped surface. The microwave oven pot lid according to feature 6.

8. The pot lid body (10) has a through hole (13) formed therein. The first support member (3) is a rod member, An elastic layer is provided on the inner wall of the through hole (13) and / or the outer surface of the rod member. The first support member (3) and the through hole (13) are interlocked. The microwave oven pot lid according to feature 3.

9. If there is only one engaging portion (31), the size of the engaging portion (31) in the longitudinal direction of the first support member (3) is at least twice the thickness of the pot lid body (10). The engagement groove (11) and the engagement portion (31) are interlocked. The microwave oven pot lid according to feature 4.

10. A second support member (14) is further fixedly provided on the inside of the pot lid body (10). The length of the second support member (14) is smaller than the minimum length of the portion of the first support member (3) that is located inside the pot lid body (10). A microwave oven pot lid according to feature 1.

11. At least three of the second support members (14) are provided. The microwave oven pot lid according to feature 10.

12. The portion of the first support member (3) located on the outside of the pot lid body (10) is provided with a connecting portion (15) that connects to the pot body (20). A microwave oven pot lid according to any one of claims 1 to 11.

13. The pot lid body (10) further includes an outer edge portion (4) arranged in an annular shape along the outer circumference of the heat conductive layer (1), The outer edge portion (4) encloses the edge portion of the heat conductive layer (1), The first support member (3) is connected to the outer edge portion (4), A microwave oven pot lid according to any one of claims 1 to 11.

14. One end of the first support member (3) is connected to the inside of the pot lid body (10), The first support member (3) is an extendable rod or a foldable rod. A microwave oven pot lid according to any one of claims 1 to 3.

15. A microwave oven pot comprising a pot body (20) and a microwave oven pot lid according to any one of claims 1 to 11, The pot body (20) has a storage space (21), the microwave oven pot lid is located within the storage space (21), and the first support member (3) is located, at least in part, between the microwave oven pot lid and the bottom of the storage space (21), or The first support member (3) is located on the outside of the pot body (20), the microwave oven pot lid is located above the pot body, and there is a gap between the pot lid body (10) of the microwave oven pot lid and the pot body (20) that is adjustable in size in the vertical direction. A microwave-safe pot with the following features.

Citation Information

Patent Citations

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