CN218338236U

CN218338236U - Electromagnetic cooking utensil

Info

Publication number: CN218338236U
Application number: CN202222494770.9U
Authority: CN
Inventors: 黄文英; 童中银; 戴尚书
Original assignee: Zhongshan Yalesi Electrical Appliance Manufacturing Co ltd
Current assignee: Zhong Shigang
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2023-01-20
Anticipated expiration: 2032-09-20

Abstract

The utility model provides an electromagnetic cooking appliance, which comprises a main body, wherein the main body is provided with a shell, the top of the shell is provided with a cover, and an inner pot is embedded in the shell; the inner pot is embedded into the inner pot cavity to be installed in the shell, the main body is positioned below the inner pot cavity, a coil assembly is arranged below the inner pot cavity, the upper end face of the coil assembly is a plane, at least one raised annular convex surface is arranged at the bottom of the inner pot, the section of the bottom of the inner pot forms a wave shape due to the annular convex surface, the size of the coil assembly is matched with the bottom surface of the inner pot, the main body is provided with a temperature sensor, and the top of the temperature sensor is in contact with the central bottom surface formed in the center of the bottom of the inner pot; the utility model adopts the bottom wave-shaped metal inner pot which is matched with the plane coil for use, thus effectively solving the problem of uneven heat conduction at the bottom of the pot liner; the bottom of the pot container is of a wave-shaped structure, and the heat conduction efficiency is higher due to the fact that the area of the bottom is increased.

Description

Electromagnetic cooking utensil

Technical Field

The utility model relates to a kitchen appliance technical field, more specifically the electromagnetism cooking utensil that says so.

Background

The IH electric cooker is an appliance which utilizes electromagnetic induction to make an inner container generate heat to heat food, and has the advantages of quick heating, large fire power, more electricity saving and good heat convection; in order to have a better heat conduction effect, an IH electric cooker on the market is generally formed by a cooker liner made of a multi-layer composite metal material; the side wall of the bottom of the pot container is generally of a large-radian structure, and the structure is mainly used for enabling food in the pot container to be boiled more fully. But at present, the bottom structure has the effect only by matching with the bowl-shaped coil panel. Due to the fact that the matched bowl-shaped coil panel is used, the coil panel is large in size, cost is increased, cost control is not facilitated, and if the coil panel with the planar structure is used for reducing cost, and the cooker liner with the large-radian structure bottom or the cooker liner with the planar bottom is used in a matched mode, the cooking effect is affected due to uneven heating when the cooker liner conducts heat.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an electromagnetic cooking utensil.

In order to realize the purpose, the utility model adopts the following technical scheme:

an electromagnetic cooking appliance comprises a main body, wherein the main body is provided with a shell, the top of the shell is provided with a cover, and an inner pot is embedded in the shell; the shell be formed with interior pot chamber, interior pot is equipped with coil pack below the pot chamber through embedding in order to install the shell, the main part be located interior pot chamber, coil pack's up end be the plane, interior pot bottom be equipped with a bellied cyclic annular convex surface at least, pot bottom cross-section constitutes the wave in the cyclic annular convex surface messenger, coil pack's the supporting adaptation of size and interior pot bottom surface, the main part be equipped with temperature sensor, the central bottom surface contact that is formed with of temperature sensor top and interior pot bottom central authorities.

In a preferable technical scheme, the coil assembly is provided with an annular coil which comprises a support and is arranged in the support, the innermost side of the coil is close to the inner side of the annular convex surface of the inner pot in the vertical direction, and the outermost side of the coil is close to the outer side of the annular convex surface in the vertical direction.

In the preferred technical scheme, the inner pot is arranged in the inner pot cavity, and a gap is formed between the bottom surface of the inner pot cavity and the bottom surface of the inner pot.

In the preferred technical scheme, the temperature sensor is positioned in the center of the coil assembly, and the top of the temperature sensor extends into the inner pot cavity through an opening formed in the bottom surface of the inner pot cavity so as to be in contact with the central bottom surface of the inner pot.

In the preferred technical scheme, the inner pot is made of metal.

In the preferred technical scheme, the cross section of the annular convex surface is of an arc structure, the annular convex surface protrudes from the inner pot bottom surface, the connecting bottom surface of the outer side of the inner pot is of an arc structure, the formed arc bottom surface is the lowest point of the bottom of the inner pot, the central bottom surface is higher than the arc bottom surface, the central bottom surface and the arc bottom surface are respectively positioned at the inner side and the outer side of the annular convex surface, and the vertical height difference between the highest point of the annular convex surface and the central bottom surface is 9-13mm.

In the preferred technical scheme, the main body is provided with a cooling fan, a circuit board and a base, the base is connected with the shell, and the cooling fan is fixed on the base.

Known through foretell technical scheme, compare with prior art, the utility model discloses following beneficial technological effect has:

1. the utility model adopts the bottom wave-shaped metal inner pot which is matched with the plane coil for use, thus effectively solving the problem of uneven heat conduction at the bottom of the pot liner;

2. the bottom of the pot container is of a wave-shaped structure, so that the area of the bottom is increased, the pot bottom can generate more eddy currents in the same time, and the heat conduction efficiency is higher;

3. the utility model discloses the scheme adopts bottom wave metal pot courage, and the supporting plane coil panel that uses can reduce the coil panel manufacturing process degree of difficulty, optimizes mounting process and reduce cost.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic sectional view of the present invention.

Fig. 2 is a schematic sectional structure diagram of the inner pot.

Fig. 3 is a schematic perspective view of the inner pan.

Fig. 4 is a schematic top view of the coil assembly.

Reference numerals: 100. a main body; 110. a housing; 120. a cover; 130. an inner pot; 140. an inner pot cavity; 150. a coil assembly; 131. an annular convex surface; 151. a support; 152. a coil; 133. a central bottom surface; 132. a circular arc bottom surface; 160. a heat radiation fan; 170. a circuit board; 180. a base; 190. and a temperature sensor.

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 application, it is to be understood that the terms "longitudinal," "radial," "length," "width," "thickness," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the indicated orientations and positional relationships based on the orientation shown in the drawings for ease of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered limiting of the present application. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to 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 meaning of the above terms in this application can be understood as appropriate by one of ordinary skill in the art.

An electromagnetic cooking apparatus, please refer to fig. 1-4, the present invention is used for cooking in kitchen, such as cooking rice and cooking porridge, and comprises a main body 100, the main body 100 is provided with a housing 110, the top of the housing 110 is provided with a cover 120, an inner pot 130 is embedded in the housing, when the cover 120 is mounted on the housing 110, the opening of the inner pot 130 is sealed, an inner pot cavity 140 is formed in the housing 110, the size of the inner pot cavity 140 is matched with that of the inner pot 130, the inner pot 130 is mounted in the housing 110 by being embedded in the inner pot cavity 140; the main body 100 is positioned below the inner pot cavity 140, the coil assembly 150 is arranged on the upper end surface of the coil assembly 150, the coil assembly 150 comprises a support 151 and an annular coil 152 arranged in the support 151, the coil 152 is used for generating a magnetic field to electromagnetically heat the inner pot 130 after being electrified, the coil assembly 150 is fixedly arranged below the inner pot cavity 140 through the support 151, the inner pot 130 is of a cylindrical structure, the size of the bottom surface of the inner pot is matched with that of the coil assembly 150, the bottom of the inner pot 130 is provided with a raised annular convex surface 131, the annular convex surface 131 enables the section of the bottom of the inner pot 130 to form a wave shape, the main body 100 is provided with a temperature sensor 190, the temperature sensor 190 is positioned in the center of the coil assembly 150, the top of the temperature sensor 190 is in contact with a central bottom surface 133 formed in the center of the inner pot 130, when the coil assembly 150 heats the inner pot 130, heating temperature can be monitored by the temperature sensor 190 contacting the inner pot 130, the innermost side of the coil 152 is close to the inner side of the annular convex surface 131 of the inner pot 130 in the vertical direction, the outermost side of the coil 152 is close to the outer side of the annular convex surface 131 in the vertical direction, the power of the middle section of the coil 152 is usually highest when the coil 152 works, and the power of the middle section of the coil 152 gradually becomes lower towards the innermost side and the outermost side, the structure of the annular convex surface 131 enables the bottom surface of the inner pot 130 to form different height distances corresponding to different powers of the coil 152, the highest point of the annular convex surface 131 of the arc surface structure corresponds to the position with the highest power of the middle section of the coil 152, so that the heat conduction of the bottom of the inner pot 130 becomes average, the cooking effect is better compared with the prior bowl-shaped coil, the process difficulty of the planar coil 152 in production is lower, the installation is more convenient, and the production cost can be reduced.

Furthermore, the inner pot 130 is installed in the inner pot cavity 140, the top of the inner pot 130 is fixed with the outer shell 110 in a clamping manner, and a gap exists between the bottom surface of the inner pot cavity 140 and the inner pot 130, so that the bottom of the inner pot 130 is prevented from directly contacting the outer shell 110 when generating heat, and the outer shell 110 is prevented from being deformed or damaged by high temperature; the temperature sensor 190 is positioned in the center of the coil assembly 150, the top of the temperature sensor 190 extends into the inner pot cavity 140 through an opening arranged on the bottom surface of the inner pot cavity 140 to contact with the central bottom surface 133 of the inner pot 130, and the inner pot 130 is made of metal material to realize electromagnetic heating; main part 100 is equipped with radiator fan 160, circuit board 170, base 180, and shell 110 is connected to base 180, and radiator fan 160 is fixed in on base 180, and radiator fan 160 is used for dispelling the heat to circuit board 170 (specifically dispel the heat to the IGBT on the circuit board), and circuit board 170 connects components such as coil assembly 150, temperature sensor 190 in order to control main part 100 work.

Furthermore, the cross section of the annular convex surface 131 is an arc-shaped structure, the annular convex surface 131 protrudes from the bottom surface of the inner pot 130, the connection bottom surface of the outer side of the inner pot 130 is an arc-shaped structure, the formed arc bottom surface (132) is the lowest point of the bottom of the inner pot 130, the central bottom surface 133 is higher than the arc bottom surface 132, the central bottom surface 133 and the arc bottom surface 132 are respectively positioned at the inner side and the outer side of the annular convex surface 131, and the vertical height difference between the highest point of the annular convex surface 131 and the central bottom surface 133 is 10mm, but not limited to this embodiment, the corresponding height difference is set according to the coils 152 with different sizes or powers, the bottom of the side surface of the inner pot 130 is connected with the arc bottom surface 132, the arc bottom surface 132 is connected with the outer side of the annular convex surface 132, the inner side of the annular convex surface 132 is connected with the central bottom surface 133, so that the bottom surface of the inner pot 130 forms continuous waves on the cross section to adapt to the power change of the outer part of the coil 152, meanwhile, the wave-shaped structure increases the bottom area of the inner pot 130, the heat conduction efficiency is higher, the traditional electric rice cooker only has the arc-shaped bottom, and the arc-shaped bottom, when the arc-shaped bottom surface is heated, the inner pot can generate the vortex, so that the internal energy can be more internal heat of the food can be heated, and the inner container can be heated.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An electromagnetic cooking appliance comprises a main body (100), wherein the main body (100) is provided with a shell (110), the top of the shell (110) is provided with a cover (120), and an inner pot (130) is embedded in the shell (110); the method is characterized in that: shell (110) be formed with interior pot chamber (140), interior pot (130) are equipped with coil pack (150) through embedding interior pot chamber (140) in order installing shell (110), main part (100) be located interior pot chamber (140) below, the up end of coil pack (150) be the plane, interior pot (130) bottom be equipped with a bellied cyclic annular convex surface (131) at least, cyclic annular convex surface (131) make interior pot (130) bottom cross-section constitute the wave, the size of coil pack (150) and interior pot (130) bottom surface supporting adaptation, main part (100) be equipped with temperature sensor (190), temperature sensor (190) top and interior pot (130) bottom central authorities central center bottom surface (133) that are formed contact.

2. An electromagnetic cooking appliance as claimed in claim 1, wherein: the coil assembly (150) is provided with a support (151) and an annular coil (152) arranged in the support (151), wherein the innermost side of the coil (152) is close to the inner side of the annular convex surface (131) of the inner pot (130) in the vertical direction, and the outermost side of the coil (152) is close to the outer side of the annular convex surface (131) in the vertical direction.

3. An electromagnetic cooking appliance as claimed in claim 1, characterized in that: the inner pot (130) is arranged in the inner pot cavity (140), and a gap is formed between the bottom surface of the inner pot cavity (140) and the bottom surface of the inner pot (130).

4. An electromagnetic cooking appliance as claimed in claim 1, wherein: the temperature sensor (190) is positioned in the center of the coil assembly (150), and the top of the temperature sensor (190) extends into the inner pot cavity (140) through an opening formed in the bottom surface of the inner pot cavity (140) to be in contact with the central bottom surface (133) of the inner pot (130).

5. An electromagnetic cooking appliance as claimed in claim 1, characterized in that: the inner pot (130) is made of metal.

6. An electromagnetic cooking appliance as claimed in claim 1, characterized in that: the cross-section of cyclic annular convex surface (131) be the arc structure, cyclic annular convex surface (131) are protruding in pot (130) bottom surface in, the bottom surface department of connecting in pot (130) outside is the circular arc structure, circular arc bottom surface (132) that constitute are the minimum of pot (130) bottom in, central bottom surface (133) be higher than circular arc bottom surface (132), central bottom surface (133) and circular arc bottom surface (132) are located the inboard and the outside of cyclic annular convex surface (131) respectively, the vertical height difference of the maximum point of cyclic annular convex surface (131) and central bottom surface (133) is 9-13mm.

7. An electromagnetic cooking appliance as claimed in claim 1, characterized in that: the main body (100) is provided with a heat radiation fan (160), a circuit board (170) and a base (180), the base (180) is connected with the shell (110), and the heat radiation fan (160) is fixed on the base (180).