CN219629306U - Easy-to-clean inner pot and cooking utensil - Google Patents

Abstract

The embodiment of the utility model provides an inner pot and a cooking utensil easy to clean, which belong to the technical field of kitchen appliances, wherein the inner pot comprises a heat homogenizing layer and an inner metal layer, the heat homogenizing layer is used for transmitting heat at the bottom of the inner pot to the side part of the inner pot, a plurality of mutually independent grooves are formed in the inner wall of the inner metal layer, supporting surfaces are formed in the inner walls of the grooves, connecting parts are arranged between every two adjacent grooves, at least part of the supporting surfaces of the grooves are divided into an upper supporting surface and a lower supporting surface by taking 1/2 part of the height direction of the supporting surfaces of the grooves as boundaries, and the lower supporting surface is larger than the upper supporting surface and is arranged in a mode of being smaller up and bigger down along the direction from a pot mouth to the bottom of the pot.

Description

Easy-to-clean inner pot and cooking utensil

Technical Field

The embodiment of the utility model relates to the technical field of kitchen appliances, in particular to an easy-to-clean inner pot.

Background

The electric cooker becomes an indispensable kitchen appliance in the present family, and in order to promote user's experience, the inner wall spraying of inner bag has protective coating generally in current some electric cookers, and protective coating can effectively reduce the phenomenon of sticking to the pot of food when cooking, optimizes the culinary art effect, washs after the convenient to use simultaneously. However, the inner container adopting the protective coating is easily damaged or even falls off due to the influence of scraping of hard objects, corrosion of acidic and salty foods and the like after long-time use, and has certain food safety risks.

According to the 0-coating inner pot without any non-stick coating, the inventor of the utility model researches and invents, a cooling fan is arranged outside the inner pot, external cold air flow enters through an air inlet at the end of a cooking stage, and air cooling and cooling are carried out on the outer surface of the inner pot, so that the temperature of the outer surface of the inner pot is quickly reduced, high-temperature steam inside the inner pot is quickly condensed into condensed water when contacting with the surface of the inner pot, a layer of water film is formed between food and the surface of the inner pot, the adhesion between the food and the surface of the inner pot is prevented, and a non-stick effect is achieved. However, in this solution, since additional cooling fans and other structures are required, the structure of the pot body needs to be redesigned, and the cooling fans need to be matched with corresponding working procedures, which results in increased cost.

Disclosure of Invention

In order to solve at least one of the above technical problems, the present utility model aims to provide an easy-to-clean inner pot.

In order to achieve the above object, embodiments of the present utility model provide: the utility model provides an easy-to-clean inner pot, the inner pot includes even heat layer and interior metal level, even heat layer is used for transmitting the heat of inner pot bottom to the inner pot lateral part, the inner wall of interior metal level is equipped with a plurality of mutually independent recesses, the recess inner wall forms the holding surface, has connecting portion between the adjacent recess, at least part the holding surface of recess is divided into holding surface and lower holding surface with 1/2 department of its direction of height as the boundary, lower holding surface is greater than go up the holding surface, is big-end-up along the direction of pot mouth to the pot bottom and sets up.

The lunch box provided by the utility model has the following additional technical characteristics:

in an exemplary embodiment, the depth of the groove on the side near the bottom of the inner pan is greater than the depth on the side far from the bottom of the inner pan.

In an exemplary embodiment, the size of the opening of the groove decreases from bottom to top along the height direction of the groove.

In an exemplary embodiment, the size of the opening of the groove increases from bottom to top along the height direction of the groove.

In an exemplary embodiment, the groove opening includes transition sides and transition angles interposed between adjacent transition sides, and the groove opening increases in size in a direction toward a middle of the groove opening along the transition angles.

In an exemplary embodiment, the equivalent caliber L at the opening of the groove is 0.1mm-0.8mm.

In an exemplary embodiment, protrusions are further disposed between adjacent grooves, and each groove and the protrusion form an anti-sticking pattern on the inner surface of the inner pot.

In one exemplary embodiment, the anti-sticking feature is an etched layer disposed on the inner surface of the inner pot.

In an exemplary embodiment, a rough surface is provided in the groove, and the roughness of the rough surface is greater than the roughness of the surface of the connection portion.

The embodiment of the utility model also provides a cooking utensil, which comprises a pot body with a containing cavity and an inner pot arranged in the containing cavity, wherein the inner pot is the inner pot easy to clean in any one of the embodiments.

By adopting the technical scheme, the utility model has the following beneficial effects:

1. according to the utility model, the inner pot comprises the heat homogenizing layer and the inner metal layer, the heat homogenizing layer can timely transfer the heat at the bottom of the pot liner to the side wall of the pot liner in the cooking process, so that the temperature difference between the bottom and the side part of the pot liner is reduced, the situation that the rice at the bottom of the pot liner is boiled and dried earlier than the upper rice and is even burnt and stuck to the pot due to the fact that the heat accumulated at the bottom of the pot liner cannot be timely conducted outwards is avoided, in the cooking process, a plurality of mutually independent grooves formed in the inner wall of the inner metal layer can effectively lock the moisture on the inner wall, a large number of tiny boiling assisting bubbles can be generated, and the tiny boiling assisting bubbles are located between the cooking food material and the inner surface of the inner pot, so that lotus leaf simulated water wetting films are formed, and the phenomenon of sticking to the pot is effectively prevented. The lower supporting surface of the groove is larger than the upper supporting surface, so that the water locking function of the groove can be effectively improved, the supporting effect of water entering the groove is guaranteed by the larger lower supporting surface of the single groove, the water in the groove is not easy to run off, the water locking effect of the groove is improved, and the hydrophilicity of the inner surface of the inner pot is optimized; under the same condition of the equivalent size of the grooves, moisture enters the grooves formed in the inner wall of the pot body, particularly after the grooves are formed in the side parts of the inner pot, the larger lower supporting surface can improve the containing amount of the moisture in the single groove, the grooves are convenient for retaining the moisture, the water locking capacity of the single groove is further optimized, and meanwhile, in the cooking process, more moisture is contained in the single groove, so that the quantity of tiny boiling assisting bubbles in the groove can be improved.

Further, the depth of the groove close to one side of the bottom of the inner pot is greater than the depth of the groove far away from one side of the bottom of the inner pot, so that one side of the groove close to the bottom of the inner pot can contain more water, the water locking function of the groove is optimized, meanwhile, the deeper groove means that the wall thickness of the inner pot is thinner, the heat is increased to the water conduction speed through the groove, the generation speed of tiny boiling-assisting bubbles is increased, and the nonstick performance of the inner pot is optimized.

2. The size of the opening of the groove is reduced from bottom to top along the height direction of the groove, the smaller opening size of the upper part of the groove enables moisture on the inner wall of the inner metal layer to flow to the smaller opening of the groove more easily under the action of tension, when the moisture of the smaller opening of the groove is accumulated to a certain amount, the moisture falls into the groove under the action of self gravity, the groove is more favorable for absorbing the moisture, the lotus leaf simulated water film can be formed between the inner wall and rice under the condition that the moisture on the inner wall of the inner metal layer is smaller, and the phenomenon that the rice is too early and directly contacted with the inner wall of the inner pot to cause sticky pot or rice to yellow and harden is avoided.

3. The size of the opening of the groove is increased from bottom to top along the height direction of the groove. After entering the groove through the opening of the groove, the water is supported by the lower supporting surface of the groove, and the opening size of one side, close to the lower supporting surface, below the opening of the groove is smaller, so that the lower part of the groove is facilitated to contain more water, and the water locking function of the groove is optimized; meanwhile, the area of the lower supporting surface is further increased, the contact area of the lower supporting surface and moisture is increased, the heat transfer effect of the groove to the moisture is optimized, and the generation of tiny boiling assisting bubbles is optimized.

Additional features and advantages of embodiments of the utility model will be set forth in the description which follows.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate and do not limit the utility model.

FIG. 1 is a schematic cross-sectional view of an inner pan of an embodiment of the present utility model;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1 according to one embodiment of the present utility model;

FIG. 3 is a partially enlarged schematic illustration of portion B of FIG. 2 in accordance with an embodiment of the utility model;

FIG. 4 is a partially enlarged schematic illustration of portion B of FIG. 2 in accordance with another embodiment of the utility model;

FIG. 5 is a partially enlarged schematic illustration of portion B of FIG. 2 in accordance with another embodiment of the utility model;

fig. 6 is an enlarged partial view of the portion a in fig. 1 according to another embodiment of the present utility model.

Reference numerals:

1. an inner pot; 2. a heat homogenizing layer; 3. an inner metal layer; 4. a groove; 41. a support surface; 411. an upper support surface; 412. a lower support surface; 5. a connection part; 6. a protrusion; 7. rough surface.

Detailed Description

In order to more clearly illustrate the general inventive concept, a detailed description is given below by way of example with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than those described herein, and therefore the scope of the present utility model is not limited to the specific embodiments disclosed below.

In addition, in the description of the present utility model, it should be understood that the terms "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

First, the technical idea of the technical proposal disclosed by the utility model is explained. The inner container with the nonstick effect in the prior art is usually realized by spraying a chemical coating on the inner surface of the inner pot, and the coating can be worn and fall off after the nonstick inner container is used for a long time, so that the continuous use can cause certain influence on the health of a user.

In order to solve the above problems, as shown in fig. 1, 2 and 6, the present utility model provides an easy-to-clean inner pot 1, wherein the inner pot 1 comprises a heat homogenizing layer 2 and an inner metal layer 3, the heat homogenizing layer 2 is used for transferring heat at the bottom of the inner pot 1 to the side of the inner pot 1, a plurality of mutually independent grooves 4 are formed in the inner wall of the inner metal layer 3, supporting surfaces 41 are formed in the inner walls of the grooves 4, connecting parts 5 are arranged between adjacent grooves 4, the supporting surfaces 41 of at least part of the grooves 4 are divided into an upper supporting surface 411 and a lower supporting surface 412 by taking 1/2 of the height direction of the supporting surfaces 41 as a boundary, the lower supporting surface 412 is larger than the upper supporting surface 411, and the lower supporting surface 412 is arranged in a direction from a pot mouth to the bottom of the pot in a small upper direction. In the utility model, the 1/2 part of the height direction of the groove 4 is taken as a boundary to divide the groove 4, the supporting surface 41 formed by the inner wall of the groove 4 is divided into an upper supporting surface 411 and a lower supporting surface 412, and the height direction refers to the vertical direction of the groove 4 after the inner pot 1 is placed in the accommodating cavity of the pot body. Preferably, the shape of the recess 4 may be triangular.

The inner pot 1 comprises an inner metal layer 3 and a uniform heating layer 2 from inside to outside, the inner wall of the inner metal layer 3 is used as the inner surface of the inner pot 1, and a plurality of mutually independent grooves 4 are formed in the inner wall of the inner metal layer 3, so that the inner wall of the inner metal layer 3 or the inner surface of the inner pot 1 has certain water locking capacity, when cooking is performed, a large amount of tiny boiling assisting bubbles can be generated by water locked by the mutually independent grooves 4 on the inner surface of the inner pot 1, and the tiny boiling assisting bubbles are positioned between cooking food and the inner surface of the inner pot 1, and a lotus leaf simulated water wetting film is formed, so that the phenomenon of sticking the pot is effectively prevented; especially for the later stage of rice cooking, such as the full curing stage, the heat preservation stage and a period of time after the cooking is finished, the heating device of the internal cooking pot 1 of the cooking utensil is still provided with residual heat, and at the moment, the water in the internal cooking pot 1 is less, rice grains are more closely arranged, and the condition of sticking the cooking pot is most likely to occur; at this time, due to the water locking function of the groove 4, tiny boiling-assisting bubbles generated by the groove can fully ensure that a water film is maintained on the inner surface of the inner pot 1 in the whole cooking process and the time after the cooking is finished, and due to the mutually independent distribution of the grooves 4, the inner surface of the inner pot 1 forms a lotus leaf structure imitating a water film, and the non-viscosity of the inner pot 1 is ensured. Meanwhile, the lower supporting surface 412 of the groove 4 is larger than the upper supporting surface 411, the supporting effect of moisture entering the groove 4 is guaranteed by the larger lower supporting surface 412 of the single groove 4, the water locking effect of the groove 4 is improved, and especially for the side part of the inner pot 1, under the condition that the equivalent size of the groove 4 is the same, the groove 4 on the inner surface of the side part of the inner pot 1 adopts the larger lower supporting surface 412, so that moisture is less likely to slide from the inner surface of the side part of the inner pot 1, the water locking performance of the inner surface of the side part of the inner pot 1 is improved, the formation of lotus leaf simulated water wetting films is facilitated, and the non-tackiness of the inner pot 1 is optimized.

Further, the equivalent caliber L at the opening of the groove 4 is 0.1mm-0.8mm. The recess 4 in this embodiment adopts the aperture of above-mentioned size range, can carry out effectual coverage to the opening of recess 4 when making the rice grain when the rice grain is located recess 4 opening part and interior pot 1 internal surface contact, in addition, a plurality of recess 4 that adopt this opening size make interior pot 1's internal surface have good hydrophilicity, promptly after the steam in the pot 1 contacts interior pot 1 internal surface liquefaction in the culinary art in-process, recess 4 can make the moisture after the liquefaction stay on interior pot 1 internal surface, form the wall built-up phenomenon to along with the continuous gathering of water droplet forms the steam layer (lotus leaf imitate water film) in interior pot 1 internal surface, optimize nonstick effect.

Further, the opening of the groove 4 comprises a plurality of transition edges and transition angles clamped between the adjacent transition edges, and the size of the opening of the groove 4 is increased along the transition angles towards the middle of the opening of the groove 4. The shape of the opening of the groove 4 adopts the arrangement, the size of the groove 4 at the transition corner of the opening is smaller, under the action of the tension of water, the water adhered to the inner wall of the inner metal layer 3 is easier to enter the groove 4 under the action of the tension, and compared with the traditional groove 4 adopting a round or oval opening shape, the lotus leaf simulated water wetting film is easier to be formed on the inner surface of the inner pot 1 when the water on the inner wall of the inner metal layer 3 is less.

As a preferred embodiment of the present utility model, as shown in fig. 2, the depth of the groove 4 on the side near the bottom of the inner pan 1 is greater than the depth on the side far from the bottom of the inner pan 1. In this embodiment, by increasing the surface area of the lower supporting surface 412 of the groove 4 in such a way as to increase the depth of the groove 4, and increasing the lower supporting surface 412 of the groove 4 at the same time enlarges the storage space for accommodating moisture, the lower supporting surface 412 of the groove 4 or the side of the groove 4 near the bottom of the inner pot 1 can accommodate more moisture, can provide sufficient moisture for the formation of the lotus leaf simulated water film, and helps to prolong the duration of the maintenance of the lotus leaf simulated water film on the inner surface of the inner pot 1. In addition, the deeper grooves 4 mean that the wall thickness of the inner pot 1 at the lower supporting surface 412 of the grooves 4 is thinner, and the thinner wall thickness of the inner pot 1 facilitates heat conduction, so that the speed of heat conduction to moisture through the grooves 4 is improved, the speed of generation of tiny boiling-assisting bubbles is improved, the non-sticking performance of the inner pot 1 is optimized, and the heating uniformity is optimized.

As an embodiment of the present utility model, as shown in fig. 4, the size of the opening of the groove 4 decreases from bottom to top in the height direction of the groove 4. The smaller opening size in recess 4 upper portion makes the moisture on the inner wall of interior metal level 3 flow to the smaller opening part of recess 4 more easily under the tensile effect, when the moisture of the smaller opening part of recess 4 accumulated to a certain amount, the moisture falls into recess 4 under self gravity effect, so set up more be favorable to recess 4 to adsorb moisture, still ensure under the less circumstances of moisture on the inner wall of interior metal level 3 can form lotus leaf imitative water wetting film between inner wall and the rice, thereby avoid the rice too early direct contact with inner wall of interior pot 1 to lead to gluing pot or the condition emergence that the rice grain turns yellow and hardens.

In another embodiment, as shown in fig. 5, the size of the opening of the groove 4 increases from bottom to top along the height direction of the groove 4. After entering the groove 4 through the opening of the groove 4, the water is supported by the lower supporting surface 412 of the groove 4, and the opening of one side, close to the lower supporting surface 412, below the opening of the groove 4 is smaller in size, so that the lower part of the groove 4 is facilitated to contain more water, and the water locking function of the groove 4 is optimized; meanwhile, the area of the lower supporting surface 412 is further increased, the contact area between the lower supporting surface 412 and the moisture is increased, the heat transfer effect of the groove 4 to the moisture is optimized, and the generation of tiny boiling assisting bubbles is optimized.

As an embodiment of the present utility model, as shown in fig. 6, protrusions 6 are further provided between adjacent grooves 4, and each groove 4 and the protrusions 6 form an anti-sticking pattern on the inner surface of the inner pot 1. The protruding 6 is higher than the inner surface of the inner pot 1 and is arranged, the rice grains can be partially jacked up by the arrangement of the protruding 6, gaps are formed between the rice grains and the inner surface of the inner pot 1, the contact area between the part of the rice grains, which is not covered by the grooves 4, and the inner surface of the inner pot 1 is reduced, the rice grains are easier to separate from the inner surface of the inner pot 1, and the non-sticking performance of the inner pot 1 is further improved.

Further, the anti-sticking pattern is an etching layer provided on the inner surface of the inner pot 1. Compared with the traditional mode of coating the inner surface of the inner pot 1 by spraying, the anti-sticking patterns are directly formed on the inner surface of the inner pot 1 by adopting an etching process, the problem that the traditional coating is easy to fall off after long-time use and has influence on the health of users is solved by adopting a direct etching mode, and the production of the non-sticking inner pot 1 is simplified. Meanwhile, as one spraying layer is omitted, the wall thickness of the inner pot 1 is thinner, and the grooves 4 are directly formed on the inner wall of the inner metal layer 3 by the etching process, so that the heat conduction capacity of the inner pot 1 is improved, and the cooking efficiency of the cooking utensil easy to clean the inner pot 1 can be optimized.

As a preferred embodiment of the present utility model, as shown in fig. 3, a roughened surface 7 is provided in the groove 4, and the roughened surface 7 has a roughness greater than that of the surface of the connection portion 5. The rough surface 7 is arranged in the groove 4, so that tiny boiling assisting bubbles are more easily generated, the bubbles are mutually independent to realize dispersion and separation after the aggregation of the groove 4, a more dense lotus leaf simulated water wetting film is formed, and the non-sticking effect of the inner pot 1 is further improved; meanwhile, the fine velvet protrusions formed by the rough surfaces 7 can increase the inner surface area of the inner pot 1, optimize the effect of radiating heat from the inner pot 1 to cooking food materials, and improve uniform heating performance.

As an embodiment of the present utility model, the present embodiment discloses a cooking appliance including a pot body having a receiving cavity, and an inner pot 1 disposed in the receiving cavity, wherein the inner pot 1 is the inner pot 1 described in the above embodiment. Specifically, by adopting the cooking utensil of the inner pot 1, a lotus leaf simulated water wetting film can be generated between the food material and the inner surface of the inner pot 1 in the cooking process, so that the food material and the inner surface of the inner pot 1 are prevented from being adhered.

Although the embodiments of the present utility model are described above, the above description is only for the convenience of understanding the present utility model, and is not intended to limit the present utility model. Any person skilled in the art can make any modification and variation in form and detail without departing from the spirit and scope of the present disclosure, but the scope of the present disclosure is defined by the appended claims.

Claims (10)

1. The utility model provides an easy pot in wasing, interior pot includes even hot layer and interior metal level, even hot layer is used for transmitting the heat of interior pot bottom to interior pot lateral part, its characterized in that: the inner wall of the inner metal layer is provided with a plurality of mutually independent grooves, the inner walls of the grooves form supporting surfaces, connecting parts are arranged between the adjacent grooves, at least part of the supporting surfaces of the grooves are divided into an upper supporting surface and a lower supporting surface by taking 1/2 of the height direction of the supporting surfaces of the grooves as boundaries, and the lower supporting surface is larger than the upper supporting surface and is arranged in a way of being small up and large down along the direction from a pot mouth to the bottom of the pot.

2. The easy-to-clean inner pot according to claim 1, wherein: the depth of the groove close to one side of the bottom of the inner pot is larger than that of the groove far from one side of the bottom of the inner pot.

3. The easy-to-clean inner pot according to claim 1 or 2, wherein: the size of the opening of the groove is reduced from bottom to top along the height direction of the groove.

4. The easy-to-clean inner pot according to claim 1 or 2, wherein: the size of the opening of the groove is increased from bottom to top along the height direction of the groove.

5. The easy-to-clean inner pot according to claim 1, wherein: the groove opening comprises a plurality of transition edges and transition angles clamped between the adjacent transition edges, and the size of the groove opening is increased along the transition angles towards the middle of the groove opening.

6. The easy-to-clean inner pot according to claim 1, wherein: the equivalent caliber L at the opening of the groove is 0.1mm-0.8mm.

7. The easy-to-clean inner pot according to claim 1, wherein: and protrusions are arranged between the adjacent grooves, and each groove and each protrusion form anti-sticking patterns on the inner surface of the inner pot.

8. The easy-to-clean inner pot of claim 7, wherein: the anti-sticking patterns are etching layers arranged on the inner surface of the inner pot.

9. The easy-to-clean inner pot according to claim 1, wherein: and a rough surface is arranged in the groove, and the roughness of the rough surface is larger than that of the surface of the connecting part.

10. A cooking appliance comprising a pot body having a receiving cavity, and an inner pot disposed in the receiving cavity, wherein the inner pot is the easy-to-clean inner pot of any one of claims 1-9.