CN213030496U - Base of cooking utensil and cooking utensil - Google Patents

Abstract

The application relates to a base of a cooking appliance and the cooking appliance, wherein the base comprises a shell, a heating assembly and a heat insulation component, wherein the heating assembly is installed on the shell, and an installation part is arranged on the periphery of the heating assembly; the heat insulation component is sleeved outside the heating assembly and positioned inside the shell, and therefore the heat insulation component is positioned between the heating assembly and the shell. The heat insulation component is provided with a first groove, the opening of the first groove faces the heating assembly, and at least part of the installation part of the heating assembly is located in the first groove. First recess can be used for wrapping up heating element's installation department for separate through heat insulating part between heating element's turn-ups and the casing, prevent heating element and casing direct contact, thereby reduce the risk that the casing damaged under the heat's of heating element transmission effect.

Description

Base of cooking utensil and cooking utensil

Technical Field

The application relates to the technical field of household appliances, in particular to a base of a cooking appliance and the cooking appliance.

Background

The electric kettle as a common cooking appliance has the advantages of safety, reliability, simple use and convenient carrying, is a small household appliance with high use frequency in life, and is popular with office people.

The conventional electric kettle comprises a base, a kettle and a heating device, wherein the heating device is arranged on the base and used for heating liquid in the kettle. Specifically, the base comprises a shell, the heating device is mounted on the shell, when the heating device generates heat in the working process of the electric kettle, the heat can be transferred to the shell, and under the normal condition, the shell is made of plastic materials, so that when the heat of the heating device is transferred to the shell, the shell is easy to damage, the service life of the electric kettle is shortened, and potential safety hazards are caused.

SUMMERY OF THE UTILITY MODEL

The application provides a cooking utensil's base and cooking utensil, the base heat-proof quality is better, is difficult for meeting high temperature softening, damage.

A first aspect of the present application provides a base for a cooking appliance, comprising: a housing; the heating assembly is provided with a mounting part at the periphery; the heat insulation component is sleeved on the outer side of the heating assembly and is positioned on the inner side of the shell; wherein, the heat insulating part is provided with a first groove, and the opening of the first groove faces the heating assembly, and at least part of the installation part is positioned in the first groove. First recess can wrap up heating element's installation department for separate through heat insulating part between heating element's the installation department and the casing, prevent heating element and casing direct contact, thereby reduce the risk that the casing damaged under the thermal effect of heating element transmission. In addition, when the heat insulation part is matched with the heating assembly through the first groove and the mounting part, the matching area of the heat insulation part and the heating assembly can be increased, so that the connection reliability between the heat insulation part and the heating assembly is improved, and the risk that the heat insulation part is separated from the base under the action of external force is reduced. Meanwhile, the heating assembly applies pressure to the heat insulation part through the installation part, so that the risk that the heat insulation part is separated from the base is further reduced, and the installation reliability of the heat insulation part and the base is improved.

In one possible design, a width W of the first groove is less than or equal to a thickness of the mounting portion in the first direction a. When the at least part of turn-ups is located when first recess, exert pressure to the installation department through two lateral walls of first recess to improve heat insulating part with heating element's connection reliability reduces the risk that heat insulating part drops.

In one possible design, the depth H of the first recess is less than or equal to the dimension of the mounting portion in the second direction B. At least part of installation department is located first recess, the installation department is along the tip of second direction B and the diapire butt of first recess, promptly turn-ups and two lateral walls and the equal butt of diapire of first recess to the increase turn-ups with heat insulating part's cooperation area further improves the reliability of being connected between heating element and the heat insulating part, prevents that heat insulating part from droing, further prevents heating element with the casing contact leads to the casing to meet high temperature softening damage, improves the life and the security of casing.

In a possible design, the heat insulation component comprises a plurality of first grooves arranged at intervals, and the periphery of the heating assembly is provided with a plurality of mounting parts arranged at intervals; at least part of the mounting portion is located in the corresponding first groove. A plurality of installation departments cooperate with a plurality of first recess one-to-one, the volume sum of each first recess is less among the heat insulating part to can realize heat insulating part and heating element and be connected the time, can also prevent that heat insulating part from setting up the too big and intensity that leads to of volume of recess and crossing lowly, improve heat insulating part's life.

In one possible design, the first groove is continuous along the circumferential direction of the heat insulating member, and the mounting portion is continuous along the circumferential direction of the heating assembly. The mounting part and the first groove of the continuous structure enable the matching area between the heating assembly and the heat insulation component to be large, so that the connection reliability of the heating assembly and the heat insulation component is improved, and the risk that the heat insulation component is separated from the base is reduced.

In one possible design, the mounting portion is fixedly connected to the outer periphery of the heating assembly, or; the periphery of heating element is provided with the turn-ups of outside extension, the turn-ups does the installation department. Therefore, the mounting part can be fixedly connected with the heating assembly or integrally formed, and when the mounting part is fixedly connected with the heating assembly, the structure of the heating assembly does not need to be changed, and only the mounting part needs to be fixed on the heating assembly; when the installation department is with heating element integrated into one piece's turn-ups, can improve the reliability of being connected between installation department and the heating element to prevent that the installation department from coming loose from heating element.

In one possible design, the housing has a second recess on the inside, at least part of the thermal insulation component being located in the second recess. Along second direction B, heat insulating part passes through casing and heating element centre gripping to improve the reliability of being connected between heat insulating part and casing and the heating element, reduce the risk that heat insulating part 5 drops, can also reduce the space that heat insulating part and casing cooperation back two occupy along the second direction, thereby help reducing the space that the base occupied, realize the miniaturization of base.

In one possible design, the depth of the second groove is greater than or equal to the thickness of the thermal insulation member in the first direction a. Along first direction A, the heat insulating part can not bulge the casing to reduce and follow the risk that heat insulating part drops because of tearing heat insulating part along first direction A under the exogenic action, improve heat insulating part's installation reliability. Since the heat insulating member is located inside the case in the second direction B, the heat insulating member cannot be pulled out from the inside of the case 1 by an external force in the second direction B, thereby improving the mounting reliability of the heat insulating member. The heat insulation component is not exposed out of the shell along the first direction A and the second direction B, so that the uniformity of the whole base can be improved.

In one possible design, the second groove is L-shaped in cross-section. The second groove with the L-shaped cross section enables the heat insulation part to be installed in the second groove conveniently, the heating assembly sleeved with the heat insulation part can be directly installed on the shell along the height direction of the base, the installation of the heat insulation part is simplified, and meanwhile, the second groove with the L-shaped cross section also has the advantage of convenience in processing.

In one possible design, the heating assembly includes a fixing frame and a heating plate, and the heating plate is mounted on the fixing frame; the installation part is arranged on the fixing frame. The mount has still played thermal-insulated effect except that fixed dish that generates heat, and the heat conducts to the turn-ups through the mount, and the heat that receives is still less than with dish direct contact turn-ups that generates heat, insulates against heat once more through heat-proof component, and the heat of conduction to casing is also lower, reduces the casing and softens the possibility that drops, has improved the factor of safety of product.

A second aspect of the present application provides a cooking appliance comprising a container and a base as described above.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

FIG. 1 is a schematic view of an installation of a cooking appliance provided herein;

FIG. 2 is a cross-sectional view of a base of a cooking appliance provided herein;

FIG. 3 is an exploded view of the base of FIG. 2;

FIG. 4 is an enlarged view of a portion I of FIG. 2;

FIG. 5 is an enlarged view of a portion II of FIG. 3;

FIG. 6 is a schematic diagram of a first groove in one embodiment.

Reference numerals:

1-a shell;

11-a second groove;

2-a heating assembly;

21-a heating plate;

22-a holder;

23-a mounting portion;

3-a support;

4-bottom cover;

5-a heat insulating member;

51-a first groove;

511-a first sidewall;

512-a second sidewall;

513-a bottom wall;

6-container;

7-a lid;

8-bolt;

9-nut.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

Detailed Description

For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.

It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., X and/or Y, may mean: x alone, X and Y together, and Y alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

The embodiment of the application provides a cooking appliance and a base of the cooking appliance, the cooking appliance comprises but is not limited to cooking appliances such as a health preserving kettle, an electric kettle and the like, and the cooking appliance comprising the base is within the protection scope of the application. The following description will be given taking a cooking appliance, specifically, a liquid heating container, as an example.

As shown in fig. 1 and 2, when the cooking device is a liquid heating container, the cooking device comprises a base, a container 6 and a cover 7, the container 6 has an inner cavity for accommodating a body to be heated, and the cover 7 is used for sealing the container 6, wherein the base comprises a shell 1 and a bottom cover 4, the shell 1 is connected with the bottom cover 4 and encloses the inner cavity of the base, the inner cavity of the base is used for accommodating electric elements such as a circuit board and a connector of the cooking device, and the inner cavity of the base is isolated from the inner cavity of the container 6, so that the liquid in the container 6 is prevented from entering the base, and the safety of the electric elements is improved.

As shown in fig. 2, the heating assembly 2 of the cooking apparatus is mounted on the casing 1 of the base, the material of the casing 1 is usually rigid plastic, in order to avoid the direct contact between the heating assembly 2 and the casing 1, the outer wall of the heating assembly 2 is usually wrapped by the heat insulation component 5 and then contacted with the casing 1, and the heat insulation component 5 can separate the heating assembly 2 from the casing 1, thereby reducing the heat transferred from the heating assembly 2 to the casing 1, and reducing the risk that the casing 1 is softened or even softened and damaged by heat.

In this cooking apparatus, if the heat insulating member 5 is attached to the base with low reliability, the heat insulating member 5 may be detached by an external force, and when the heat insulating member 5 is detached, the heating unit 2 and the housing 1 may be in direct contact with each other, which may cause the housing 1 to be easily damaged.

In order to solve the technical problem, the present application provides a base of a cooking appliance, as shown in fig. 2 and 3, the base includes a housing 1, a heating assembly 2 and a heat insulating member 5, wherein the heating assembly 2 is mounted on the housing 1, and a mounting portion 23 is provided on the outer circumference of the heating assembly 2; the heat insulation member 5 is sleeved outside the heating element 2 and inside the housing 1, and therefore, the heat insulation member 5 is located between the heating element 2 and the housing 1. The heat insulating member 5 is provided with a first groove 51 having an opening facing the heating block 2, and at least a part of the mounting portion 23 of the heating block 2 is located in the first groove 51.

In this embodiment, the first groove 51 is provided in the heat insulating member 5, so that the first groove 51 can be used for wrapping the installation part 23 of the heating assembly 2, the installation part 23 of the heating assembly 2 is separated from the housing 1 by the heat insulating member 5, the heating assembly 2 is prevented from being in direct contact with the housing 1, and the risk that the housing 1 is damaged under the effect of heat transferred by the heating assembly 2 is reduced. Meanwhile, when the heat insulation component 5 is matched with the heating assembly 2 through the first groove 51 and the installation part 23, the matching area of the heat insulation component 5 and the heating assembly 2 can be increased, so that the connection reliability between the heat insulation component 5 and the heating assembly 2 is improved, and the risk that the heat insulation component 5 is separated from the base under the action of external force is reduced. At the same time, the heating unit 2 applies pressure to the heat insulating member 5 through the mounting portion 23, thereby further reducing the risk that the heat insulating member 5 is detached from the base and improving the mounting reliability of the heat insulating member 5 and the base.

Specifically, this installation department 23 can fixed connection in heating element 2's periphery, and at this moment, need not to change heating element 2's structure, only need with installation department 23 be fixed in heating element 2 can to simplify heating element 2's structure and manufacturing procedure. Or, the outer periphery of the heating element 2 may be provided with a flange extending outward, in this case, the flange may be the mounting portion 23, that is, the mounting portion 23 and the heating element 2 are integrally formed, in this case, the connection reliability between the mounting portion 23 and the heating element 2 is high, and the mounting portion 23 can be prevented from falling off from the heating element 2.

Specifically, as shown in fig. 1 to 3, the heating assembly 2 includes a fixing frame 22 and a heating plate 21, the heating plate 21 is mounted on the fixing frame 22, wherein the mounting portion 23 is disposed on the fixing frame 22, that is, in the heating assembly 2, the fixing frame 22 is matched with the heat insulating member 5, the fixing frame 22 plays a role of heat insulation besides fixing the heating plate 21, heat is conducted to the mounting portion 23 through the fixing frame 22, the amount of heat is less than that received by the mounting portion 23 in direct contact with the heating plate 21, heat is insulated again through the heat insulating member 5, heat conducted to the housing 1 is also lower, the possibility that the housing 1 is softened and falls off is reduced, and the safety coefficient of the product is improved.

In the above embodiments, the base may further include a support 3, and the support 3 is used to support the fixing frame 22 mounted with the heating plate 21, and also plays a role in preventing the fixing frame 22 from directly contacting the bottom cover 4 to soften or melt the casing 1. Wherein, the shell 1, the fixing frame 22 and the support piece 3 are fixedly connected into a whole through the bolt 8 and the nut 9.

Specifically, as shown in fig. 6, the first recess 51 includes a bottom wall 513, a first side wall 511 and a second side wall 512 which are oppositely arranged, and the bottom wall 513, the first side wall 511 and the second side wall 512 enclose a receiving space of the first recess 51, which is used for being matched with the mounting portion 23. As shown in fig. 6, the first sidewall 511 and the second sidewall 512 are disposed opposite to each other along the first direction a, and along the first direction a, a distance between the first sidewall 511 and the second sidewall 512 is a width W of the first groove 51, and a width of the first groove 51 is smaller than or equal to a thickness of the mounting portion 23, at this time, when at least a portion of the mounting portion 23 is located in the first groove 51, a pressure is applied to the mounting portion 23 through the first sidewall 511 and the second sidewall 512, so that a connection reliability between the heat insulating member 5 and the heating element 2 is improved, and a risk that the heat insulating member 5 falls off is reduced.

Specifically, as shown in fig. 4 and 6, the depth H of the first groove 51 in the second direction B is smaller than or equal to the size of the mounting portion 23, and at this time, when at least a portion of the mounting portion 23 is located in the first groove 51, an end portion of the mounting portion 23 in the second direction B abuts against the bottom wall 513 of the first groove 51, that is, the mounting portion 23 abuts against the first side wall 511, the second side wall 512, and the bottom wall 513 of the first groove 51, so that the fitting area of the mounting portion 23 and the heat insulating member 5 is increased, the connection reliability between the heating assembly 2 and the heat insulating member 5 is further improved, the heat insulating member 5 is prevented from falling off, the heating assembly 2 is further prevented from contacting the housing 1 to cause the softening damage of the housing 1 at high temperature, and the service life and the safety of the housing 1 are improved.

As shown in fig. 6, the first direction a and the second direction B may be perpendicular to each other, the first direction a may be a direction parallel to an axial direction of the base, and the second direction B may be a direction perpendicular to the axial direction of the base. Specifically, when the cross section of the housing 1 is circular, the first direction a is the axial direction of the housing 1, the second direction B is the radial direction of the housing 1, and the heat insulating member 5 is clamped by the housing 1 and the heating unit 2 in the radial direction of the housing 1, so that the heat insulating member 5 is prevented from falling off.

In a possible specific embodiment, the heat insulating component 5 comprises a plurality of first grooves 51 arranged at intervals, a plurality of mounting portions 23 arranged at intervals are arranged on the periphery of the heating assembly, each mounting portion 23 corresponds to each first groove 51, the mounting portions 23 are arranged in the corresponding first grooves 51 during mounting, and therefore the heat insulating component 5 and the heating assembly 2 are assembled, when the plurality of mounting portions 23 are matched with the plurality of first grooves 51 in a one-to-one correspondence manner, the sum of the volumes of the first grooves 51 in the heat insulating component 5 is smaller, so that the heat insulating component 5 can be connected with the heating assembly 2, meanwhile, the phenomenon that the volumes of the grooves arranged in the heat insulating component 5 are too large to cause too low strength can be avoided, and the service life of the heat insulating component 5 is prolonged.

In another possible embodiment, as shown in fig. 3 and 5, the first groove 51 is a continuous structure along the circumferential direction of the heat insulating member 5, and accordingly, the mounting portion 23 is a continuous structure along the circumferential direction of the heating unit 2. The mounting part 23 is matched with the first groove 51, and at the moment, the mounting part 23 and the first groove 51 which are of a continuous structure enable the matching area between the heating assembly 2 and the heat insulation component 5 to be large, so that the connection reliability of the heating assembly and the heat insulation component is improved, and the risk that the heat insulation component 5 is separated from the base is reduced.

In the above embodiments, the material of the heat insulating member 5 may include one or more of silica gel, fluororubber, asbestos, and flexible graphite. At this time, the heat insulating member 5 can perform a sealing function, that is, the housing 1 and the heating unit 2 can be sealed, in addition to a function of isolating heat transfer between the heating unit 2 and the housing 1, so that the risk of foreign substances and liquid in the container 6 entering the inner cavity of the housing 1 is reduced, and the safety and reliability of each electrical component in the base are improved.

In the above embodiments, as shown in fig. 3 and 5, the inner side of the casing 1 has the second groove 11 along the circumferential direction, and at least a part of the heat insulating member 5 is located in the second groove 11, and the heat insulating member 5 is in fit connection with the second groove 11, so as to prevent the heat insulating member 5 from being detached from the casing 1.

As shown in fig. 4, the heat insulating member 5 is sandwiched between the housing 1 and the heating unit 2 in the second direction B, so that the reliability of connection between the heat insulating member 5 and the housing 1 and the heating unit 2 is improved, and the risk of the heat insulating member 5 falling off is reduced. Meanwhile, in this embodiment, when the second groove 11 is provided for being matched with the heat insulating component 5, not only the matching area between the heat insulating component 5 and the housing 1 can be increased, but also the space occupied by the heat insulating component 5 and the housing 1 along the second direction B after being matched can be reduced, thereby helping to reduce the space occupied by the base and realizing the miniaturization of the base.

Specifically, the depth of the second groove 11 is greater than or equal to the thickness of the heat insulating member 5 in the first direction a. Therefore, as shown in fig. 4, the heat insulating member 5 does not protrude from the case 1 in the first direction a, so that the risk of the heat insulating member 5 falling off due to the heat insulating member 5 being pulled out in the first direction a by an external force is reduced, and the mounting reliability of the heat insulating member 5 is improved, and at the same time, since the heat insulating member 5 is located inside the case 1 in the second direction B, the heat insulating member 5 cannot be pulled out from the inside of the case 1 by an external force in the second direction B, and the mounting reliability of the heat insulating member 5 is improved. Meanwhile, the heat insulation component 5 is not exposed out of the shell 1 along the first direction A and the second direction B, so that the overall consistency and the attractiveness of the base can be improved.

Specifically, the second groove 11 is disposed on the inner wall of the housing 1 and located at the end of the housing 1 along the first direction a, the cross section of the second groove 11 is L-shaped, the second groove 11 with the L-shaped cross section facilitates the installation of the heat insulating component 5 in the second groove 11, the heating assembly 2 sleeved with the heat insulating component 5 can be directly installed in the housing 1 along the height direction of the base, the installation of the heat insulating component 5 is simplified, and meanwhile, the second groove 11 with the L-shaped cross section also has the advantage of being convenient to process.

As shown in fig. 2 and 3, the assembly process of the components in the base can be as follows: firstly, the heating plate 21 is arranged in the fixed frame 22, then the heat insulation component 5 is sleeved in the installation part 23 of the fixed frame 22, then the bolt 8 is inserted into the bottom of the fixed frame 22 and is fixed by the nut 9, the bolt 8 extends out of the stud from the bottom of the fixed frame 22, the stud 8 penetrates through the support 3 and is fixed by the nut 9, so far, the heating plate 21, the fixed frame 22 and the support 23 are all arranged on the shell 1, and then the shell 1 and the bottom cover 4 are buckled to form the base.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. A base for a cooking appliance, comprising:

a housing (1);

the heating device comprises a heating assembly (2), wherein a mounting part (23) is arranged on the periphery of the heating assembly (2);

the heat insulation component (5) is sleeved outside the heating assembly (2) and positioned inside the shell (1);

wherein the heat insulating member (5) is provided with a first groove (51), and an opening of the first groove (51) faces the heating unit (2), and at least a part of the mounting portion (23) is located in the first groove (51).

2. The base of claim 1, wherein, in a first direction a, a width W of the first groove (51) is less than or equal to a thickness of the mounting portion (23).

3. The base of claim 1, wherein, in a second direction B, a depth H of the first recess (51) is smaller than or equal to a dimension of the mounting portion (23).

4. The base of claim 1, wherein the heat insulating member (5) comprises a plurality of first grooves (51) arranged at intervals, the periphery of the heating assembly (2) is provided with a plurality of mounting portions (23) arranged at intervals, at least part of the mounting portions (23) are located in the corresponding first grooves (51), or;

the first groove (51) is of a continuous structure along the circumferential direction of the heat insulation component (5), and the installation part (23) is of a continuous structure along the circumferential direction of the heating assembly (2).

5. The base of claim 1, characterized in that the mounting portion (23) is fixedly connected to the outer periphery of the heating assembly (2) or;

the periphery of heating element (2) is provided with the turn-ups of outside extension, the turn-ups does installation department (23).

6. The base of any one of claims 1 to 5, characterized in that the inside of the housing (1) has a second recess (11), at least part of the thermal insulation means (5) being located in the second recess (11).

7. The seat according to claim 6, characterized in that, in a first direction A, the depth of the second groove (11) is greater than or equal to the thickness of the thermal insulating member (5).

8. The seat according to claim 6, characterized in that the second groove (11) is L-shaped in cross-section.

9. The base of any one of claims 1 to 5, wherein the heating assembly (2) comprises a fixed frame (22) and a heating plate (21), and the heating plate (21) is mounted on the fixed frame (22);

the mounting portion (23) is provided to the fixing frame (22).

10. A cooking appliance, characterized in that it comprises a container (6) and a base, said base being as claimed in any one of claims 1 to 9.

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