CN215533612U

CN215533612U - Electric heating device

Info

Publication number: CN215533612U
Application number: CN202121185730.5U
Authority: CN
Inventors: 金欢; 韩广亭
Original assignee: Foshan Mien Electrical Appliance Technology Co ltd
Current assignee: Foshan Mien Electrical Appliance Technology Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2022-01-18
Anticipated expiration: 2031-05-31

Abstract

The utility model discloses an electric heating device, which comprises a base, wherein a heating disc is arranged in the base; the integral type container, the integral type container sets up on the base, and integral type container bottom surface is sunken to form the depressed part towards integral type container is inside, and the dish upper surface that generates heat is equipped with the bellying with depressed part complex, and depressed part and bellying closely laminate. According to the utility model, the concave part is arranged at the bottom of the integrated container, the convex part is arranged on the heating disc, and the structures of the concave part and the convex part are matched, so that the concave part and the convex part are tightly attached, the contact area between the heating disc and the bottom of the integrated container can be increased, and the heating efficiency of the electric heating device is improved.

Description

Electric heating device

Technical Field

The utility model relates to the technical field of domestic appliances, in particular to an electric heating device.

Background

The electric heating device is one of the necessary electric appliances in daily life, for example, electric appliances such as health preserving cups and health preserving kettles are used more and more widely, and especially, the electric heating kettle with a transparent kettle body is more and more popular for heating through the base. At present, the bottom of the kettle body of the existing kettle is mostly a plane, and the heating plate of the heating base is contacted with the bottom of the kettle to heat. However, such a structure is less efficient in heating, resulting in a longer heating time.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: in order to solve the technical problem of low heating efficiency of an electric heating device in the prior art, the utility model provides the electric heating device, which can improve the heating efficiency by increasing the contact surface between the bottom of an integrated container and a heating plate on the basis of not increasing the diameter of the heating plate.

The technical scheme adopted by the utility model for solving the technical problems is as follows: an electric heating device comprises a base, a heating plate and a heating device, wherein the heating plate is arranged in the base; the integrated container is arranged on the base, the outer surface of the bottom of the integrated container faces to the inner portion of the integrated container and is sunken to form a sunken portion, the upper surface of the heating plate is provided with a protruding portion matched with the sunken portion, and the sunken portion is tightly attached to the protruding portion.

According to the electric heating device, the concave part is arranged at the bottom of the integrated container, the convex part is arranged on the heating disc, and the concave part and the convex part are matched in structure, so that the concave part and the convex part are tightly attached, the contact area between the heating disc and the bottom of the integrated container can be increased, and the heating efficiency of the electric heating device is improved.

Further, specifically, the inner surface of the bottom of the integrated container protrudes towards the inside of the integrated container to form an external protrusion, and the shape of the external protrusion is the same as that of the recess.

Further, in order to increase the contact area, the cross section of the concave part is arc-shaped, wave-shaped, rectangular, trapezoidal or semicircular.

Further, specifically, the number of the recessed portions is at least one.

Further, specifically, the integral type container is glass material.

Further, in order to increase the heating area, the orthographic projection of the bottom of the integrated container falls within the orthographic projection range of the heating plate.

Further, in order to improve the heat conduction efficiency, the orthographic projection of the bottom of the integrated container is completely overlapped with the orthographic projection of the heating plate.

Further, specifically, the outer diameter of the bottom of the integrated container is the same as the outer diameter of the heating plate.

The electric heating device has the beneficial effects that the concave part is arranged at the bottom of the integrated container, the convex part is arranged on the upper surface of the heating plate, and the structures of the concave part and the convex part are matched, so that the concave part and the convex part are tightly attached, the contact area between the heating plate and the bottom of the integrated container can be increased on the premise of not increasing the size of the heating plate, and the heating efficiency of the electric heating device is improved. Meanwhile, due to the matched design of the concave part and the convex part, the integrated container can be positioned more easily when placed on the heating plate.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic view of a first structure of an electric heating apparatus of the present invention.

Fig. 2 is a schematic view of a second structure of the electric heating apparatus of the present invention.

Fig. 3 is a schematic view of the structure of the semicircular depression part of the present invention.

Fig. 4 is a schematic view of a third structure of the electric heating apparatus of the present invention.

Fig. 5 is a schematic structural view of a rectangular depression according to the present invention.

In the figure: 1. base, 2, heating plate, 3, integral type container, 21, bellying, 31, depressed part, 32, evagination.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, which is a preferred embodiment of the present invention, an electric heating apparatus includes a base 1 and an integrated container 3, a heating plate 2 is disposed inside the base 1, the integrated container 3 is disposed on the base 1, an outer surface of a bottom of the integrated container 3 is recessed toward an inside of the integrated container 2 to form a recessed portion 31, a protruding portion 21 matched with the recessed portion 31 is disposed on an upper surface of the heating plate 2, and the recessed portion 31 is tightly attached to the protruding portion 21. The convex part 21 is a part of the heating plate 2, and the shape of the convex part 21 is matched with that of the concave part 31, so that the convex part 21 can be seamlessly attached to the concave part 31. The inside of the base 1 can be provided with a support for installing the heating plate 2, or the heating plate 2 can be clamped and fixed with the inner wall of the base 1. The inside controller that still is equipped with of base 1, the controller can be connected with the power, and the controller is connected with the dish that generates heat, and when opening power, the controller can control the dish 2 that generates heat and generate heat to 3 bottoms of integral type container heat.

In the present embodiment, the inner surface of the bottom of the integrated container 3 protrudes toward the inside of the integrated container 3 to form an external protrusion 32, and the shape of the external protrusion 32 is the same as that of the recess 31.

In the present embodiment, the cross section of the recess 31 may be arc-shaped, wave-shaped, rectangular, trapezoidal, or semicircular.

In the present embodiment, the number of the recesses 31 is at least one.

In this embodiment, the integrated container 3 may be made of glass.

In the present embodiment, the orthographic projection of the bottom of the integrated container 3 falls within the orthographic projection range of the heat generating tray 2. Preferably, the orthographic projection of the bottom of the integrated container 3 is completely overlapped with the orthographic projection of the heating plate 2. When the heating plate 2 and the integrated container 3 are both circular, the outer diameter of the bottom of the integrated container 3 is the same as that of the heating plate 2.

The working principle is as follows: place integral type container 3 at the upper surface of heating plate 2, the concave part 31 and the bellying 21 closely laminate this moment, open the power, controller control heating plate 2 generates heat, because 3 bottoms of integral type container closely laminate with heating plate 2, heating plate 2 can give integral type container 3 with heat transfer to the realization is to the inside liquid heating of integral type container 3.

According to the electric heating device, the concave part 31 is arranged at the bottom of the integrated container 3, the convex part 21 is arranged on the upper surface of the heating plate 2, and the concave part 31 and the convex part 21 are matched in shape, so that the concave part 31 and the convex part 21 can be tightly attached. The utility model can increase the contact area between the bottom of the integrated container 3 and the heating plate 2 on the premise of not increasing the size of the heating plate 2, thereby improving the heating efficiency and shortening the heating time. Simultaneously, concave-convex structure's cooperation design can be so that the integral type container is fixed a position more easily when putting on the heating plate.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations can be made by the worker in the light of the above teachings without departing from the spirit of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined by the scope of the claims.

Claims

1. An electric heating device, comprising:

the heating device comprises a base (1), wherein a heating disc (2) is arranged in the base (1);

integral type container (3), integral type container (3) set up on base (1), integral type container (3) bottom surface to integral type container (3) inside sunken depressed part (31) that forms, the upper surface of heating plate (2) be equipped with depressed part (31) matched with bellying (21), just depressed part (31) with bellying (21) closely laminate.

2. An electric heating device according to claim 1, wherein the bottom inner surface of the integrated container (3) is formed into an outer protrusion (32) protruding toward the inside of the integrated container (3), and the shape of the outer protrusion (32) is the same as the shape of the recess (31).

3. An electric heating device as claimed in claim 1, characterized in that the cross-section of the depression (31) is arc-shaped, wave-shaped, rectangular, trapezoidal or semicircular.

4. Electric heating device according to claim 1, characterised in that the number of recesses (31) is at least one.

5. An electric heating device according to claim 1, characterized in that the one-piece container (3) is of glass material.

6. An electric heating device as claimed in claim 1, characterized in that the orthographic projection of the bottom of the integrated container (3) falls within the orthographic projection of the heat-generating tray (2).

7. An electric heating device according to claim 6, characterized in that the orthographic projection of the bottom of the integrated container (3) completely overlaps with the orthographic projection of the heat generating tray (2).

8. An electric heating device according to claim 7, characterized in that the outer diameter of the bottom of the integrated container (3) is the same as the outer diameter of the heat generating plate (2).