CN210446692U - Interior pot subassembly and have its cooking utensil - Google Patents

Abstract

The utility model provides an interior pot subassembly and have its cooking utensil, wherein, interior pot subassembly, include: an inner pot; the electric heating film is arranged on the outer side of the inner pot; the protective sleeve is coated on the outer side of the electrothermal film. The technical scheme of this application has effectively solved the insulating layer in the electric heat membrane outside among the correlation technique and has had the problem that the damage falls.

Description

Interior pot subassembly and have its cooking utensil

Technical Field

The utility model relates to a small household appliances technical field particularly, relates to an interior pot subassembly and have its cooking utensil.

Background

The electric pressure cooker is a well-known small kitchen appliance, and can select different cooking pressures aiming at different food materials due to the large adjustable range of the pressure of the electric pressure cooker, so that the nutritional ingredients and the delicacies of different foods are stimulated to the greatest extent, and the electric pressure cooker is popular with consumers.

In the related art, a heating device is an important component of an electric pressure cooker. Wherein, the electric pressure cooker needs to adopt different structures according to different heating modes. Two types of electric heating plate heating and IH heating are commonly used in the electric pressure cooker. The electric heating plate has lower heating power, and IH heating has certain requirements on the inner pot and has respective limitations. Therefore, the electric heating film heating is adopted in the related technology, and has the advantages of high speed, high heating efficiency, no special requirement on the pan and the like.

However, the electric heating film is adopted for heating, the electric heating film is directly covered on the inner pot, the electric heating film is electrified by two electrodes, and the inside and the outside of the electric heating film are both provided with insulation layer protection. If the inner pot falls down carelessly or collides, the insulating layer on the outer side can be damaged, and the electric heating film is electrified, so that the electric shock risk can occur.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an interior pot subassembly and have its cooking utensil to there is the problem that the damage falls in the insulating layer in the electric heat membrane outside of solving among the correlation technique.

In order to achieve the above object, according to an aspect of the present invention, there is provided an inner pot assembly, comprising: an inner pot; the electric heating film is arranged on the outer side of the inner pot; the protective sleeve is coated on the outer side of the electrothermal film.

Use the technical scheme of the utility model, the protective sheath has been covered in the outside of electric heat membrane, and the insulating layer in the electric heat membrane outside can directly not expose out, if the pot falls in carelessly appearing, perhaps under the bumping condition, the insulating layer in the electric heat membrane outside can be protected to the protective sheath, prevents the damaged phenomenon, and then has avoided the problem of electric shock. Therefore, the technical scheme of this application has effectively solved the insulating layer in the electric heat membrane outside among the correlation technique and has had the problem of breakage.

Further, interior pot includes interior pot diapire and interior pot lateral wall, and the protective sheath includes protective sheath diapire and protective sheath lateral wall, and the protective sheath diapire is located the outside of interior pot diapire, and the protective sheath lateral wall is located the outside of interior pot lateral wall. The structure enables the protective sleeve to protect the electric heating film all around.

Further, the inner pot is a spherical kettle type inner pot or a straight wall type inner pot. The structure enables the protective sleeve to be tightly attached to the outer surface of the electric heating film.

Further, the material of protective sheath is silica gel spare. The silica gel piece is easy to process, the cost is lower, and the protection effect is good.

Further, the thickness of the protective sheath is between 1mm and 3 mm. The structure meets the requirement of safety regulation on enhancing the insulation thickness.

Further, the number of the protective sleeves is plural. The structure is convenient for users to select so as to decorate the inner pot.

Furthermore, the inner pot comprises an inner pot bottom wall and an inner pot side wall, the protective sleeve comprises a protective sleeve bottom wall and a protective sleeve side wall, the protective sleeve bottom wall is positioned on the outer side of the inner pot bottom wall, and the protective sleeve side wall is positioned on the outer side of the inner pot side wall; the inner pot is a spherical kettle type inner pot or a straight wall type inner pot; the protective sleeve is made of a silica gel piece; the thickness of the protective sleeve is between 1mm and 3 mm; the number of protective sleeves is multiple.

According to another aspect of the present invention, there is provided a cooking appliance, comprising an inner pot assembly, wherein the inner pot assembly is the above inner pot assembly. The cooking utensil can solve the problem that an insulating layer on the outer side of an electric heating film in the related art is damaged.

Further, the cooking utensil is an electric pressure cooker or an electric cooker, the cooking utensil further comprises a shell, and the inner pot assembly is arranged in the shell. The structure is convenient for installing the inner pot component in the shell.

Further, cooking utensil still includes the pot cover, heating circuit and close and cover detection mechanism, the top at the shell is established to the pot cover lid, the shell has relative first end and second end, the first end and the pot cover pivotal connection of shell, close and cover detection mechanism and be located between first end and the second end, the electric heat membrane sets up in heating circuit, establish under the condition on the shell at the pot cover lid, close and cover detection mechanism and can make heating circuit switch on, heating circuit switches on so that the electric heat membrane can the circular telegram generate heat.

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 perspective view of an inner pot assembly according to the present invention;

FIG. 2 shows a schematic cross-sectional view of the inner pot assembly of FIG. 1 assembled into a cooking appliance;

FIG. 3 shows an enlarged schematic view at A of the inner pot assembly of FIG. 2;

fig. 4 shows a schematic perspective view of an embodiment of a cooking appliance according to the present invention; and

fig. 5 shows an exploded view of the cooking appliance of fig. 4.

Wherein the figures include the following reference numerals:

2. a pot cover; 3. a housing; 10. an inner pot; 11. cooking teeth; 12. a handle; 13. the bottom wall of the inner pot; 14. the side wall of the inner pot; 20. an electrothermal film; 30. a protective sleeve; 31. a protective sleeve bottom wall; 32. a protective sleeve sidewall.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts 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 forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

As shown in fig. 1, the inner pot assembly of the present embodiment includes: inner pot 10, electrothermal film 20 and protective sheath 30. The electric heating film 20 is disposed outside the inner pot 10. The protective sleeve 30 is coated on the outer side of the electrothermal film 20.

Use the technical scheme of this embodiment, protective sheath 30 has been covered in the outside of electric heat membrane 20, and the insulating layer in the electric heat membrane 20 outside can directly not expose out, if the appearance falls interior pot 10 carelessly, perhaps under the collision condition, protective sheath 30 can protect the insulating layer in the electric heat membrane 20 outside, prevents the damaged phenomenon, and then has avoided the problem of electrocuteeing. Therefore, the technical scheme of this embodiment has effectively solved the insulating layer in the electric heat membrane outside among the correlation technique and has had the problem of breakage.

The mode that the electric heat membrane that adopts in this implementation compares in the heating methods of electric hot tray, and the laminating of electric heat membrane and interior pot body is inseparabler, and heating power is higher, rate of heating is faster. Compared with other heating modes, such as electromagnetic heating or IH heating, the electric heating film heating mode has lower structural requirements on the inner pot, and only a heating circuit needs to be arranged to enable the electric heating film to be electrified and heated.

As shown in fig. 1 to 3, the inner pan 10 comprises an inner pan bottom wall 13 and an inner pan side wall 14, and the protective sheath 30 comprises a protective sheath bottom wall 31 and a protective sheath side wall 32. The protective sleeve bottom wall 31 is positioned on the outer side of the inner pot bottom wall 13, and the protective sleeve side wall 32 is positioned on the outer side of the inner pot side wall 14. The protective sleeve 30 can protect not only the bottom surface of the electrothermal film 20 but also the side surface of the electrothermal film 20, and further, the protective sleeve 30 can protect the electrothermal film 20 comprehensively, and the inner pot 10 is prevented from colliding and damaging the insulating layer of the electrothermal film 20.

As shown in fig. 1 to 3, the inner pot is a spherical kettle type inner pot. The specific shape of the ball kettle type inner pot is as follows:

the inner pot 10 has a revolving body shape, and a revolving bus of the revolving body includes a side wall curved section for forming an outer surface of a side wall of the inner pot side wall 14, the side wall curved section is a side wall arc section, and the side wall curved section protrudes outwards.

It should be noted that, as shown in fig. 2 and 3, the maximum diameter S of the inner pan is the farthest position of the curved section of the side wall protruding outward in the horizontal direction, as shown by the line S in fig. 3. The curved section forming the inner pot side wall 14 may be a circular arc section, or may include a plurality of circular arc sections with the center of the circle at different positions. The center of the curve section and the rotation center of the revolving body are spaced. The inner pan bottom wall 13 can be flat bottom or arc bottom. For the specific embodiment of the inner pot, reference may also be made to patent documents already disclosed, such as patent application publication No. CN103070616A, utility model patent publication No. CN203074340U, and utility model patent publication No. CN 203074275U.

In other embodiments not shown in the figures, the inner pan is a straight-walled inner pan. The concrete shape of the straight-wall inner pan is as follows:

the inner pot is in a revolving body shape, a revolving bus of the revolving body comprises a side wall straight line segment used for forming the outer surface of the side wall of the inner pot side wall, and the bottom wall of the inner pot can be a flat bottom or an arc bottom.

As shown in fig. 1 to 3, in the present embodiment, the top surface of the protective sleeve sidewall 32 is higher than the maximum diameter S of the inner pot 10. Under the condition that the inner pot 10 falls, the electric heating film 20 is easily damaged at the bottom wall of the inner pot 10 or the circumferential boundary of the inner pot 10, because the top surface of the side wall 32 of the protective sleeve is higher than the maximum diameter S of the inner pot 10. Like this, protective sheath 30 can avoid taking place the damage at the electric heat membrane 20 of the circumference border department of interior pot 10, and then protective sheath 30 can carry out further protection to the insulating layer of electric heat membrane 20. In addition, under the condition that the protective sleeve 30 is sleeved on the outer surface of the electrothermal film 20, the top surface of the protective sleeve side wall 32 is higher than the maximum diameter S of the inner pot 10, so that the protective sleeve 30 can be prevented from being separated from the electrothermal film 20 downwards, and the protective sleeve 30 can be tightly attached to the outer side of the insulating layer of the electrothermal film 20.

As shown in fig. 1, the protective sheath 30 is made of a silicone material. Like this, protective sheath 30 is the softwood material and has certain elasticity, and silica gel spare is processed easily on the one hand, and the cost is lower, and on the other hand is in interior pot 10 under the condition that takes place to fall, and protective sheath 30 protects the effectual of insulating layer of electric heat membrane 20, and then can effectually prevent that electric heat membrane 20's insulating layer damage back has the problem of electrocuteeing.

As shown in fig. 3, the protective sheath 30 has a thickness thicker than that of the insulating layer of the electrothermal film 20. Protective sheath 30 can be better the protection electric heat membrane 20's insulating layer, can effectively reduce the risk that takes place the damage after the collision.

As shown in FIG. 3, protective sheath 30 has a thickness of between 1mm and 3 mm. The thickness of protective sheath 30 is preferably 2mm, and the aforesaid size not only can effectively reduce the risk that takes place to damage after the collision, also can satisfy the requirement of ann's rule reinforcing insulation thickness.

As shown in FIG. 1, the number of protective sheaths 30 is plural. When using the protective sheath 30, can select one of a plurality of protective sheaths 30 to use, with a protective sheath 30 cladding in the outside of electric heat membrane 20. The plurality of protective sleeves 30 may be protective sleeves of different colors and patterns, thus facilitating decoration of the inner pot.

The present application further provides a cooking appliance, as shown in fig. 4 and 5, in the present embodiment, the cooking appliance of the present embodiment includes an inner pan assembly. The cooking utensil can solve the problem that an insulating layer on the outer side of an electric heating film in the related art is damaged.

As shown in fig. 4 and 5, the cooking appliance is an electric pressure cooker, and further includes an outer casing 3, and an inner pot assembly is disposed in the outer casing 3. This facilitates the mounting of the inner pot assembly within the outer shell 3.

In this embodiment, the inner pot 10 includes pot teeth 11 disposed at the opening and a handle 12 disposed on the outer surface, and the pot cover 2 is provided with cover teeth engaged with the pot teeth 11. The pan cover 2 can be placed over the housing 3 with the pan teeth 11 and the cover teeth fitted together. In addition, the handle 12 facilitates the user to take or place the inner pot 10 from within the outer shell 3.

As shown in fig. 2, the cooking appliance further comprises a lid, a heating circuit and a lid closing detection mechanism, the lid is disposed above the housing 3, and the housing 3 has a first end and a second end opposite to each other. The first end of the shell 3 is pivotally connected with the cooker cover, and the cover closing detection mechanism is positioned between the first end and the second end. An electrothermal film 20 is provided in the heating circuit. Under the condition that the pot cover is covered on the shell 3, the cover closing detection mechanism can enable the heating circuit to be conducted, and the heating circuit is conducted to enable the electric heating film 20 to be electrified to generate heat, so that the electric heating film 20 is convenient to be electrified to generate heat.

The cover closing detection mechanism has many matching types, for example, the cover closing detection mechanism comprises a reed switch arranged on the cover and a magnetic part arranged on the pot body. Under the condition that the pot cover is covered on the pot body, the magnetic part triggers the reed switch, the reed switch triggers a conduction signal to enable the heating circuit to be conducted, and the electric heating film can be electrified to generate heat. The cover closing detection mechanism also comprises a first coupler arranged on the cover and a second coupler arranged on the pot body. Under the condition that the pot cover is covered on the pot body, the heating circuit is conducted after the first coupler is contacted with the second coupler, and the electric heating film can be electrified to generate heat. Or the cover closing detection mechanism comprises a switch piece arranged on the cover and a pushing piece arranged on the pot body. Under the condition that the pot cover is covered on the pot body, the pushing piece triggers the switch piece, the switch piece triggers the conduction signal to enable the heating circuit to be conducted, and the electric heating film can be electrified to generate heat. Therefore, as long as close lid detection mechanism and can realize the breaking of heating circuit to there is the dangerous problem of electrocution when solving the insulating layer damage of electric heat membrane, all be in the scope of protection of this application.

The heating circuit of the present embodiment is disposed in the housing 3, and both ends of the heating circuit can be connected to an ac power grid outside the cooking appliance for power supply.

The electric heating film 20 preferably comprises an insulating heat-conducting coating, a semiconductor coating and a heat-insulating coating which are arranged in sequence, wherein the insulating heat-conducting coating is arranged on the surface of the inner pot 10.

When the inner pot 10 is manufactured and molded, after the outer surface of the inner pot 10 is subjected to rough treatment, a high-temperature-resistant insulating heat-conducting coating is firstly sprayed, then a high-temperature-resistant semiconductor ceramic material is silk-screened or sprayed, and then a high-temperature-resistant insulating coating is sprayed. The electrode is arranged between the semiconductor ceramic material and the high-temperature-resistant insulating and heat-preserving coating.

As shown in fig. 4, in the present embodiment, the cooking appliance is an electric pressure cooker, but in other embodiments not shown, the cooking appliance may also be an electric rice cooker, a low-pressure rice cooker, a soymilk maker, a food processor, an electric stewpan, or the like.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

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 (10)

1. An inner pot assembly, comprising:

an inner pan (10);

the electric heating film (20) is arranged on the outer side of the inner pot (10);

and the protective sleeve (30) is coated on the outer side of the electrothermal film (20).

2. Inner pot assembly according to claim 1, characterized in that the inner pot (10) comprises an inner pot bottom wall (13) and inner pot side walls (14), the protective sleeve (30) comprises a protective sleeve bottom wall (31) and protective sleeve side walls (32), the protective sleeve bottom wall (31) being located outside the inner pot bottom wall (13), the protective sleeve side walls (32) being located outside the inner pot side walls (14).

3. Inner pot assembly according to claim 2, characterized in that the inner pot (10) is a spherical pot type inner pot or a straight-walled type inner pot.

4. Inner pot assembly according to claim 1, characterized in that the protective sleeve (30) is made of silicone.

5. Inner pot assembly according to claim 1, characterized in that the thickness of the protective sleeve (30) is between 1 and 3 mm.

6. Inner pot assembly according to claim 1, characterized in that the number of protective sleeves (30) is multiple.

7. Inner pot assembly according to claim 1, characterized in that the inner pot (10) comprises an inner pot bottom wall (13) and an inner pot side wall (14), the protective sleeve (30) comprises a protective sleeve bottom wall (31) and a protective sleeve side wall (32), the protective sleeve bottom wall (31) being located outside the inner pot bottom wall (13), the protective sleeve side wall (32) being located outside the inner pot side wall (14); the inner pot (10) is a spherical kettle type inner pot or a straight wall type inner pot; the protective sleeve (30) is made of a silica gel piece; the thickness of the protective sheath (30) is between 1mm and 3 mm; the number of the protective sleeves (30) is multiple.

8. A cooking appliance comprising an inner pan assembly, wherein the inner pan assembly is as claimed in any one of claims 1 to 7.

9. The cooking appliance according to claim 8, wherein the cooking appliance is an electric pressure cooker or an electric rice cooker, the cooking appliance further comprising an outer shell (3), the inner pot assembly being arranged within the outer shell (3).

10. The cooking appliance according to claim 9, further comprising a lid, a heating circuit and a closing detection mechanism, wherein the lid is disposed above the housing (3), the housing (3) has a first end and a second end opposite to each other, the first end of the housing (3) is pivotally connected to the lid, the closing detection mechanism is disposed between the first end and the second end, the electric heating film (20) is disposed in the heating circuit, and the closing detection mechanism enables the heating circuit to be turned on when the lid is disposed on the housing (3), and the heating circuit is turned on to enable the electric heating film (20) to be electrically heated.

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