CN113455929A

CN113455929A - Cooking utensil

Info

Publication number: CN113455929A
Application number: CN202110947959.6A
Authority: CN
Inventors: 孙炎军; 唐相伟; 杨虎
Original assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2021-10-01

Abstract

The invention discloses a cooking appliance comprising: the box and the punctiform heat source, be provided with the culinary art chamber in the box, and the box includes a plurality of lateral walls that enclose into the culinary art chamber, is provided with the heating region on at least one in a plurality of lateral walls, and the punctiform heat source is suitable for to the intracavitary transmission heat energy of culinary art, and the punctiform heat source constructs to be a plurality of and a plurality of punctiform heat sources evenly distribute on the heating region. Through a plurality of punctiform heat sources of heating area evenly distributed at culinary art chamber, it is even to the heating effect in culinary art chamber to the heat energy of punctiform heat source transmission gathers together not dispersedly, and the condition of heat energy to culinary art chamber external radiation reduces, and energy utilization is high, and rate of heating is fast, and heating effect is good.

Description

Cooking utensil

Technical Field

The invention relates to the field of household appliances, in particular to a cooking appliance.

Background

The heating tube is used as a core component of baking and cooking kitchen appliances such as an electric oven, and the heating efficiency, the heating uniformity and the like of the heating tube are important indexes for measuring the performance of the heating tube. At present, most types of heating tubes in the market are linear heating modes, and the heating mode has the problems of uneven heating and low heating speed. The heating pipe is tubular, heat evenly radiates all around, according to the radiant energy distribution condition, the heating pipe energy distributes to the overware, and the more radiant energy that the heating pipe is close to the overware, so the overware when accepting the heating pipe energy, have inhomogeneous condition, the heating dispersion. And a lot of heat is directly radiated to the wall surface of the wall body, the wall surface absorbs the heat and dissipates outwards, and the energy utilization rate is low.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, one object of the present invention is to provide a cooking appliance, which has uniform heating effect, high energy utilization rate, high heating speed and good heating effect.

A cooking appliance according to an embodiment of the present invention includes: the cooking device comprises a box body, a heating device and a control device, wherein a cooking cavity is arranged in the box body, the box body comprises a plurality of side walls which surround the cooking cavity, and at least one of the side walls is provided with a heating area; a point-like heat source adapted to emit heat energy into the cooking cavity, the point-like heat source being configured in a plurality and uniformly distributed over the heating area.

According to the cooking appliance provided by the embodiment of the invention, the plurality of point-like heat sources are uniformly distributed in the heating area of the cooking cavity, the heating effect on the cooking cavity is uniform, the heat energy emitted by the point-like heat sources is gathered and not dispersed, the condition that the heat energy radiates outside the cooking cavity is reduced, the energy utilization rate is high, the heating speed is high, and the heating effect is good.

Specifically, the case includes: the heating device comprises a first side wall and a second side wall which are opposite to each other, wherein the first side wall and the second side wall are both provided with heating areas, and each heating area is provided with a plurality of point-like heat sources which are uniformly distributed.

Further, the first side wall is configured as an upper side wall of the case, and the second side wall is configured as a lower side wall of the case.

Optionally, the point-like heat source is a point-like heating sheet, a point-like heating wire or a point-like emitting light source.

In some embodiments, the point heat source comprises: a heat source body adapted to emit heating energy to the cooking cavity; the reflecting cup covers one side of the heat source body, which is far away from the cooking cavity, so that heating energy emitted by the heat source body, which is far away from the cooking cavity, is reflected to the cooking cavity.

Specifically, the reflecting cup is constructed in a hemispherical shape and covers one side of the heat source body, which is far away from the cooking cavity.

In some embodiments, the point-like heat source is an emission light source with a power of 20W-100W.

In some embodiments, the heating zone comprises: the point-shaped heat source is arranged in each sub-heating area; the cooking appliance further comprises: the control center is in communication connection with the point-shaped heat sources in each heating sub-area to individually control the point-shaped heat sources in each heating sub-area to be turned on or turned off.

Further, the control center is in communication connection with each point-shaped heat source to control each point-shaped heat source to be turned on or turned off independently.

In some embodiments, the cooking appliance is an oven.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a perspective external view of a cabinet of a cooking appliance according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a point-like heat source of a cooking appliance installed in a heating area according to an embodiment of the present invention;

fig. 3 is a perspective external view of a point-like heat source of a cooking appliance according to an embodiment of the present invention;

fig. 4 is a sectional view of a point-shaped heat source of a cooking appliance according to an embodiment of the present invention;

FIG. 5 is a schematic view of a structure of a heating area of a cooking appliance according to an embodiment of the present invention;

FIG. 6 is a schematic view illustrating a structure of a heating region of a cooking appliance according to another embodiment of the present invention;

fig. 7 is a schematic view of a structure of a heating area of a cooking appliance according to still another embodiment of the present invention.

Reference numerals:

a box body 1, a side wall 11, a heating area 12, a sub-heating area 121,

A point-like heat source 2, a heat source body 21, a reflection cup 22,

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "vertical", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and 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 thus, should not be construed as limiting the present invention. In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features. In the description of the present invention, "a plurality" means two or more.

A cooking appliance according to an embodiment of the present invention is described below with reference to fig. 1 to 7.

A cooking appliance according to an embodiment of the present invention includes: the cooking device comprises a box body 1 and a point-shaped heat source 2, wherein a cooking cavity is arranged in the box body 1, the box body 1 comprises a plurality of side walls 11 which enclose the cooking cavity, a heating area 12 is arranged on at least one of the side walls 11, the point-shaped heat source 2 is suitable for emitting heat energy into the cooking cavity, and the point-shaped heat source 2 is structured to be a plurality of and the plurality of point-shaped heat sources 2 are uniformly distributed on the heating area 12.

It can be understood that the cooking appliance is used for processing food materials, the box body 1 plays a role in supporting and protecting the cooking appliance, a plurality of side walls 11 of the box body 1 enclose a cooking cavity, and the food materials are placed in the cooking cavity for processing. At least one side wall 11 of the box body 1 is provided with a heating area 12, that is, one side wall 11 of the box body 1 is provided with the heating area 12, or a plurality of side walls 11 of the box body 1 are provided with the heating areas 12, and the point-like heat source 2 is arranged in the heating area and emits heat energy into the cooking cavity.

The point-shaped heat source 2 is a small heat source which independently heats a certain region, the region of heat energy radiation which can be emitted by the point-shaped heat source 2 is small, but the heat promotion of the single region is obvious, the point-shaped heat source 2 is gathered and does not diffuse compared with the heat energy emitted by the heating tube, the condition that the heat energy radiates outside the cooking cavity is reduced, the energy utilization rate is high, the point-shaped heat sources 2 are uniformly distributed on the heating region 12, as shown in fig. 2, each point-shaped heat source 2 is independently responsible for heating a part of the independent region, the point-shaped heat sources 2 are uniformly distributed to uniformly heat the space in the cooking cavity, the temperature in the cooking cavity is uniform, the heating effect of the point-shaped heat sources 2 is uniform, the energy utilization rate is high, and the heating effect of the cooking cavity is good.

It is worth mentioning that the point-like heat source 2 directly emits heat energy to the cooking cavity, and directly transfers heat energy to the food material, rather than transferring certain energy to the food material in the heater and then converting the energy into heat energy, and the heating mode is direct and rapid.

According to the cooking appliance provided by the embodiment of the invention, the plurality of point-shaped heat sources 2 are uniformly distributed in the heating area 12 of the cooking cavity, the heating effect on the cooking cavity is uniform, the heat energy emitted by the point-shaped heat sources 2 is gathered and not dispersed, the condition that the heat energy radiates outside the cooking cavity is reduced, the energy utilization rate is high, the heating speed is high, and the heating effect is good.

Specifically, the case 1 includes: the heating device comprises a first side wall and a second side wall which are opposite to each other, wherein heating areas 12 are arranged on the first side wall and the second side wall, and a plurality of uniformly distributed point-shaped heat sources 2 are arranged on each heating area 12.

The cooking cavity is enclosed by a plurality of lateral walls 11, set up heating region 12 and arrange punctiform heat source 2 and can promote cooking utensil's heating effect on two relative lateral walls 11, compare and set up heating region 12 on one of them lateral wall 11 in cooking cavity, perhaps set up heating region 12 on the adjacent lateral wall 11 in cooking cavity, the heating effect of this kind of arrangement mode is even, punctiform heat source 2 sends heat energy to the edible material in the cooking cavity from the both sides in cooking cavity, to eating material even heating, avoid eating the material to cook and color, the condition of cooking the inequality takes place.

Further, as shown in fig. 1, the first side wall is configured as an upper side wall of the box body 1, the second side wall is configured as a lower side wall of the box body 1, that is, the point-shaped heat sources 2 emit heat energy to the cooking cavity from above and below the vertical direction of the cooking cavity, and the food materials are placed in the cooking cavity to be uniformly heated up and down.

In some other embodiments of the invention, the first side wall is configured as the left side wall 11 of the case 1, and the second side wall is configured as the right side wall 11 of the case 1, which arrangement provides good heat dissipation.

Alternatively, the point-like heat source 2 is a point-like heat generating sheet, a point-like heat generating wire, or a point-like emission light source.

The heating sheet, the heating wire and the emitting light source can directly emit heat energy, and the dot-shaped heating sheet, the dot-shaped heating wire and the dot-shaped emitting light source are used for illustrative purposes, but after reading the above technical scheme, a person skilled in the art can obviously understand that the scheme is applied to other dot-shaped emitting heat energy sources, and the invention also falls into the protection scope of the invention.

In some embodiments, as shown in fig. 1 and 4, the point-like heat source 2 includes: the heating device comprises a heat source body 21 and a reflecting cup 22, wherein the heat source body 21 is suitable for emitting heating energy to the cooking cavity, and the reflecting cup 22 is covered on one side of the heat source body 21, which faces away from the cooking cavity, so that the heating energy emitted by the heat source body 21, which faces away from the cooking cavity, is reflected to the cooking cavity.

The heat source body 21 can generate heating energy, the heating energy is transmitted in a radiation mode in the peripheral direction by taking the heat source body 21 as a center, the reflecting cup 22 is covered on the heat source body 21 and reflects the heating energy generated by the heat source body 21 out in a directional mode, and the reflecting cup 22 is arranged on one side of the cooking cavity and reflects the heating energy radiated in the direction of the side of the cooking cavity to the cooking cavity. By additionally arranging the reflection cup 22, heating energy generated by the heat source body 21 can be emitted towards the cooking cavity, energy dissipation loss is reduced, energy utilization rate is improved, and heating speed is increased.

In some embodiments of the invention, as shown in fig. 1 and 2, the reflector cup 22 is directly disposed on the side wall 11 of the cabinet 1, and the cup body of the reflector cup 22 is located on the side of the side wall 11 facing away from the cooking cavity, which saves the manufacturing cost, reduces the volume of the cooking appliance, and facilitates the heat dissipation of the cooking appliance compared to disposing the reflector cup 22 in the side wall 11 of the cabinet 1. In other embodiments of the present invention, the reflector cup 22 and the sidewall 11 are integrally formed, so as to increase the sealing property, reduce the energy dissipation loss, and improve the energy utilization rate.

In some embodiments of the present invention, the punctiform heat source 2 further comprises a motor connected to the heat source body 21 and disposed on a side of the reflective cup 22 facing away from the cooking cavity, and the connection of the motor to the power supply controls the opening or closing of the heat source body 21.

Specifically, as shown in fig. 3, the reflection cup 22 is constructed in a hemispherical shape and covers a side of the heat source body 21 facing away from the cooking cavity.

The reflection cup 22 is constructed in a hemispherical shape, when heating energy is radiated and sent to the cup wall direction of the reflection cup 22, the heating energy touches the cup wall and is reflected to a cooking appliance, compared with the reflection cups 22 with other shapes, the hemispherical reflection cup 22 has a good reflection effect on the heating energy, and the arc-shaped cup wall can guide the energy radiated to different directions to the same direction, that is, the heating energy generated by the heat source body 21 of the upper side wall can be emitted to the cooking cavity downwards, and the heating energy generated by the heat source body 21 of the lower side wall is emitted to the upper side, and the energy loss of the arc-shaped cup wall is small, so that the energy loss of the heating energy in the reflection cup 22 is reduced, the energy utilization rate is improved, and the heating effect is good.

In some embodiments of the present invention, the point-like heat source 2 is an emission light source having a power of 20W-100W.

Optionally, the point-like heat source 2 is an IED or a bulb, the power is 20W-100W, and through multiple designs and experiments of the inventor team, the emission light source with the power of 20W-100W is selected to meet the heating requirement, and the heating effect is good.

In some embodiments, as shown in FIGS. 5-7, the heating zone 12 includes: a plurality of sub heating regions 121, each sub heating region 121 having a point-like heat source 2 disposed therein. The cooking appliance further includes: and the control center is in communication connection with the point-shaped heat source 2 in each sub-heating area 121 to individually control the point-shaped heat source 2 in each sub-heating area 121 to be turned on or turned off.

That is to say, the control center can control the point-like heat source 2 of a certain sub-heating area 121 to heat individually as required, can control the sub-heating area 121 individually, can heat a plurality of food materials simultaneously, and can produce different cooking effects, thereby improving the functionality of the cooking appliance. It can be understood that, as shown in fig. 5 and 6, the point-like heat source 2 in each sub-heating area 121 can be opened and closed independently, or a plurality of sub-heating areas 121 can be opened simultaneously as the whole heating area 12 to heat the whole cooking cavity.

In some embodiments of the present invention, the control center may control different sub-heating areas 121 to be respectively turned on or turned off according to a certain logic sequence, so as to heat the cooking cavity to different degrees, and generate different cooking effects, thereby improving the functionality of the cooking appliance.

Further, in some embodiments of the present invention, the control center may divide the heating area 12 into the sub-heating areas 121 with different shapes through programming design, and the sub-heating areas 121 may open and close the different sub-heating areas 121 according to a set logic sequence, so that the functionality of the cooking appliance is strong.

In some specific embodiments of the present invention, as shown in fig. 6, the heating area 12 includes a middle sub-heating area 121 and an edge sub-heating area 121, a cooking appliance can separately heat the middle part of the cooking cavity, and the cooking appliance can also heat the edge part of the cooking cavity, when the volume of the food to be cooked is small, the food can be placed in the middle part of the cooking cavity, and the middle sub-heating area 121 is separately opened, so that energy loss generated by the edge sub-heating area 121 is avoided, and the energy utilization rate is high; when the heating demand degree of waiting to cook the edible material is different, can open middle sub-heating region 121 and marginal sub-heating region 121 respectively, can produce different culinary art effects, cooking utensil's functional promotion.

In other embodiments of the present invention, as shown in fig. 7, the heating area 12 includes a left sub-heating area 121 and a right sub-heating area 121, the cooking appliance can independently heat the left or right part of the cooking cavity, and when the volume of the food to be cooked is smaller, the left sub-heating area 121 or the right sub-heating area 121 can be independently opened, so as to avoid energy loss generated by the whole heating area 12, and the energy utilization rate is high; and can produce different culinary art effects to the left and right side edible material of culinary art chamber, cooking utensil's functional promotion.

Further, in some other embodiments of the present invention, the sub-heating area 121 may be designed into other regular patterns, including but not limited to a heart shape, a star shape, etc., when the cooking appliance performs processing cooking on the food material, the sub-heating area 121 may be separately turned on to perform separate heating, and different colors are formed on the food material through different heating degrees, so as to perform special-shaped branding on the food material.

Further, a control center is in communication with each point-like heat source 2 to individually control each point-like heat source 2 to be turned on or off.

The control center can independently control a certain point-shaped heat source 2 to heat according to requirements, and can independently control the point-shaped heat source 2, so that the functionality of the cooking appliance is improved. In some embodiments of the present invention, the food material to be heated can be colored by individually controlling the point-like heat source 2, and it can be understood that the food material can be colored in different colors when heated in different degrees, so that the food material to be heated can be colored by individually controlling the point-like heat source 2.

In some embodiments of the invention, the cooking appliance of embodiments of the invention is an oven.

A specific embodiment of the cooking appliance of the present invention is described in detail below.

The cooking appliance includes: the box body 1 and the point-shaped heat source 2, the point-shaped heat source 2 is an IED with power of 20W-100W, the box body 1 comprises a plurality of side walls 11 enclosing a cooking cavity, heating areas 12 are arranged on the upper side wall and the lower side wall of the box body 1, the point-shaped heat source 2 is suitable for emitting heat energy into the cooking cavity, and the point-shaped heat source 2 is structured to be a plurality of and the plurality of point-shaped heat sources 2 are uniformly distributed on each heating area 12. Through at a plurality of punctiform heat sources 2 of cooking chamber heating region 12 evenly distributed, it is even to the heating effect in culinary art chamber to the heat energy of punctiform heat source 2 transmission gathers together not dispersedly, and the condition of heat energy to the external radiation of culinary art chamber reduces, and energy utilization is high, and rate of heating is fast, and heating effect is good. The point heat source 2 includes: heat source body 21 and reflection cup 22, heat source body 21 are suitable for to the culinary art chamber transmission heating energy, and reflection cup 22 constructs for hemisphere and covers and establish in one side that heat source body 21 deviates from the culinary art chamber to with the heating energy reflection to the culinary art chamber that deviates from the culinary art chamber that heat source body 21 sent, promote energy utilization, heat effectually.

The heating zone 12 includes: a plurality of sub heating regions 121, each sub heating region 121 having a point-like heat source 2 disposed therein. The cooking appliance further includes: and the control center is in communication connection with the point-shaped heat source 2 in each sub-heating area 121 to individually control the point-shaped heat source 2 in each sub-heating area 121 to be turned on or turned off. The point-like heat sources 2 in the plurality of sub-heating areas 121 may be turned on or off at the same time to heat the entire cooking chamber. The point-like heat sources 2 in the multiple sub-heating regions 121 may also be turned on or off individually, and the middle sub-heating region 121 includes: middle sub-heating region 121, edge sub-heating region 121, left sub-heating region 121 and right sub-heating region 121, control center can be as required the punctiform heat source 2 heating of a certain sub-heating region 121 of individual control, can be to heating region 12 individual control, can heat a plurality of food materials simultaneously to can produce different culinary art effects, promote cooking utensil's functionality.

Other constructions of the cooking appliance according to the embodiment of the present invention, such as a heat generating tube, etc., and operations thereof, are known to those of ordinary skill in the art and will not be described in detail herein.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A cooking appliance, comprising:

the cooking device comprises a box body, a heating device and a control device, wherein a cooking cavity is arranged in the box body, the box body comprises a plurality of side walls which surround the cooking cavity, and at least one of the side walls is provided with a heating area;

a point-like heat source adapted to emit heat energy into the cooking cavity, the point-like heat source being configured in a plurality and uniformly distributed over the heating area.

2. The cooking appliance of claim 1, wherein the cabinet comprises: the heating device comprises a first side wall and a second side wall which are opposite to each other, wherein the first side wall and the second side wall are both provided with heating areas, and each heating area is provided with a plurality of point-like heat sources which are uniformly distributed.

3. The cooking appliance of claim 2, wherein the first sidewall is configured as an upper sidewall of the cabinet and the second sidewall is configured as a lower sidewall of the cabinet.

4. The cooking appliance according to claim 1, wherein the point-like heat source is a point-like heat generating sheet, a point-like heat generating wire, or a point-like emission light source.

5. The cooking appliance of claim 4, wherein the point-like heat source comprises:

a heat source body adapted to emit heating energy to the cooking cavity;

the reflecting cup covers one side of the heat source body, which is far away from the cooking cavity, so that heating energy emitted by the heat source body, which is far away from the cooking cavity, is reflected to the cooking cavity.

6. The cooking appliance of claim 5, wherein the reflector cup is configured as a hemisphere and covers a side of the heat source body facing away from the cooking cavity.

7. The cooking appliance according to claim 4, wherein the point-like heat source is an emission light source having a power of 20W-100W.

8. The cooking appliance of claim 1, wherein the heating zone comprises: the point-shaped heat source is arranged in each sub-heating area;

the cooking appliance further comprises: the control center is in communication connection with the point-shaped heat sources in each heating sub-area to individually control the point-shaped heat sources in each heating sub-area to be turned on or turned off.

9. The cooking appliance of claim 8, wherein the control center is communicatively coupled to each of the point-like heat sources to individually control each of the point-like heat sources to turn on or off.

10. The cooking appliance of any one of claims 1-9, wherein the cooking appliance is an oven.