KR20230046914A - Cooking apparatus - Google Patents

Abstract

A cooking appliance is started. A cooking appliance according to an embodiment of the present disclosure includes an outer housing, an inner housing in which a cooking chamber is formed, a plurality of heaters disposed above the cooking chamber, and a plurality of cooking surfaces to which heat of different temperatures is transferred by the plurality of heaters. A tray, including a tray detachably provided from the cooking chamber, a turntable rotatably provided under the tray, and a magnetron disposed outside the cooking chamber at a height lower than the tray to radiate high frequency to an area between the tray and the turntable. do.

Description

Cooking equipment {COOKING APPARATUS}

The present disclosure relates to a cooking appliance, and more particularly, to a cooking appliance having an improved structure.

A cooking appliance is a device for heating and cooking a cooking object such as food, and refers to a device capable of providing various functions related to cooking, such as heating, defrosting, drying, and sterilizing the cooking object. Such cooking appliances include, for example, an oven such as a gas oven or an electric oven, a microwave heating device (hereinafter referred to as a microwave oven), a gas range, an electric range, a gas grill, or an electric grill.

In general, an oven is an appliance that directly transfers heat to food through a heat source such as a heater or the like, or cooks food by heating the inside of a cooking chamber. A microwave oven is an appliance that cooks food by frictional heat between molecules generated by disturbing the arrangement of molecules of food using high frequency as a heating source.

The cooking appliance may be provided to perform both functions of an oven and a microwave oven. Specifically, a heater is disposed on one side of the cooking chamber and a magnetron is disposed on the other side, so that food may be heated in various ways.

In addition, such heaters may be provided in plurality. Accordingly, a tray installed in the cooking chamber may be provided to include a plurality of cooking surfaces cooked at different temperatures by a plurality of heaters.

One aspect of the present disclosure provides a cooking appliance in which a magnetron arrangement position is improved.

A cooking appliance according to one aspect of the present disclosure includes an outer housing, an inner housing in which a cooking chamber is formed, a plurality of heaters disposed above the cooking chamber, and a plurality of cooking surfaces to which heat of different temperatures is transferred by the plurality of heaters. A tray comprising: a tray detachably provided from the cooking chamber, a turntable rotatably provided under the tray, and a high frequency wave of the cooking chamber at a height lower than the tray to irradiate a region between the tray and the turntable. It includes a magnetron disposed outside.

The inner housing includes a side plate forming one side of the cooking chamber, the outer housing includes a side wall disposed parallel to the outside of the side plate, and the magnetron is disposed in a space between the side plate and the side wall.

The inner housing includes a tray seating portion protruding toward the cooking chamber to seat the tray, and the magnetron is disposed at a height lower than the tray seating portion.

The tray further includes a cooking unit provided on an upper surface to face the plurality of heaters and a heating unit formed on a lower surface to absorb high frequency waves oscillated from the magnetron and transfer heat to the cooking unit.

The magnetron is provided to heat the first food disposed on the tray through the heating unit and to heat the second food disposed on the turntable.

A length from the plurality of cooking surfaces of the tray to the lower surfaces of the plurality of heaters is provided to be 100 mm or less.

The length from the lower surface of the tray to the upper surface of the turntable is set to 90 mm or more and 130 mm or less.

A first food is disposed on the tray, and a second food is disposed on the turntable so that the first food is cooked by the plurality of heaters and the second food is simultaneously cooked by the magnetron.

A cooking area where cooking is performed at different temperatures by the plurality of heaters is formed on the upper side of the tray, and a cooking area where cooking is performed by the magnetron is formed on the lower side of the tray.

The inner housing is disposed above the cooking chamber between a first side plate forming one side of the cooking chamber, a second side plate facing the first side plate, and the first side plate and the second side plate. As a top plate, it includes a top plate on which the plurality of heaters are mounted.

The plurality of heaters include a first heater, a second heater, a third heater, and a fourth heater that are spaced apart from each other in a first direction from the first side plate to the second side plate.

The tray includes a first cooking surface facing the first heater and the third heater, a second cooking surface facing the second heater, and a third cooking surface facing the fourth heater.

The tray further includes a cooking part formed on an upper surface to include the first cooking surface, the second cooking surface, and the third cooking surface divided along the first direction, and the length of the cooking part in the first direction is It is provided at least 1.4 times and not more than 2.0 times the length in the second direction provided perpendicular to the first direction.

The magnetron is disposed below the turntable.

The inner housing includes a bottom plate on which the turntable is mounted, and the cooking appliance further includes a turntable driver disposed in a machine room formed between the bottom plate and the outer housing to rotate the turntable.

A cooking appliance according to another aspect of the present disclosure includes an outer housing, an inner housing in which a cooking chamber is formed, and an inner housing including a side plate forming one side of the cooking chamber and a top plate forming an upper surface of the cooking chamber, the top plate A tray including a plurality of heaters mounted on and a plurality of cooking surfaces to which heat of different temperatures is transferred by the plurality of heaters, wherein the tray on which the first food is placed is seated on the upper surface, and the lower portion of the tray is rotatable. It includes a turntable on which a second food is seated, and a magnetron disposed between the side plate and the outer housing at a height lower than the tray to irradiate high-frequency waves toward the second food.

The tray includes a cooking unit disposed to face the plurality of heaters to form the plurality of cooking surfaces, and a heating unit disposed to face the turntable to absorb high frequency waves generated from the magnetron.

The heating unit transfers heat to the cooking unit to heat the lower surface of the first cooking object.

The magnetron is disposed at a height lower than the heating part of the tray.

A length from the plurality of cooking surfaces of the tray to the lower surfaces of the plurality of heaters is provided to be 100 mm or less.

The high frequency oscillated from the magnetron is easily absorbed by the heating part of the tray, so that the cooking performance of the food can be improved.

Since the first food placed on the tray and the second food placed on the turntable may be simultaneously cooked, convenience of use may be increased.

Depending on the arrangement of the magnetron, the overall size of the cooking appliance may be provided compactly.

1 is a perspective view of a cooking appliance according to an embodiment of the present disclosure.
2 is a diagram illustrating some internal components of a cooking appliance according to an embodiment of the present disclosure.
3 is a cross-sectional view of a cooking appliance according to an embodiment of the present disclosure.
4 is a diagram illustrating a plurality of heaters and a tray of a cooking appliance according to an embodiment of the present disclosure.
5 is a perspective view of a tray of a cooking appliance according to an embodiment of the present disclosure.
6 is a top view of the tray shown in FIG. 5;
7 is a bottom perspective view of the tray shown in FIG. 5;
FIG. 8 is a view showing a length between a tray, a plurality of heaters, and a turntable in the cooking appliance of FIG. 3;

The embodiments described in this specification and the configurations shown in the drawings are only one preferred example of the disclosed invention, and there may be various modifications that can replace the embodiments and drawings in this specification at the time of filing of the present application.

In addition, the same reference numerals or numerals presented in each drawing in this specification indicate parts or components that perform substantially the same function.

In addition, terms used in this specification are used to describe embodiments, and are not intended to limit and/or limit the disclosed invention. Singular expressions include plural expressions unless the context clearly dictates otherwise. In this specification, terms such as "include" or "have" are intended to indicate that there is a feature, number, step, operation, component, part, or combination thereof described in the specification, but one or more other features It does not preclude in advance the existence or addition of numbers, steps, operations, components, parts, or combinations thereof.

In addition, terms including ordinal numbers such as “first” and “second” used herein may be used to describe various components, but the components are not limited by the terms, and the terms It is used only for the purpose of distinguishing one component from another. For example, a first element may be termed a second element, and similarly, a second element may be termed a first element, without departing from the scope of the present invention. The term "and/or" includes any combination of a plurality of related listed items or any of a plurality of related listed items.

Hereinafter, embodiments according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view of a cooking appliance according to an embodiment of the present disclosure. 2 is a diagram illustrating some internal components of a cooking appliance according to an embodiment of the present disclosure. 3 is a cross-sectional view of a cooking appliance according to an embodiment of the present disclosure. 4 is a diagram illustrating a plurality of heaters and a tray of a cooking appliance according to an embodiment of the present disclosure.

1 to 4 , the cooking appliance 1 may include an outer housing 11 forming an exterior and an inner housing 12 provided inside the outer housing 11 and in which a cooking chamber 30 is formed. there is.

The cooking chamber 30 may form a space in which food may be located.

The outer housing 11 and the inner housing 12 may be provided to open in the forward direction A of the cooking appliance 1 . Hereinafter, the forward direction A may be referred to as the first direction A.

A user may place food in the cooking chamber 30 through an opening of the inner housing 12 formed in the first direction A of the cooking appliance 1 .

The cooking chamber 30 may be provided in a substantially rectangular parallelepiped shape having a long side 30L in a left and right direction B orthogonal to the first direction A of the cooking appliance 1 . The left-right direction (B) may be referred to as the second direction (B).

The cooking appliance 1 may include a door 20 provided to open and close the opening of the main body 10 .

The door 20 may include an input unit 40 through which a user inputs a signal to control the cooking appliance 1 .

In FIG. 1 , the shape of the input unit 40 is illustrated as being provided as a knob, but the shape of the input unit 40 may not be limited thereto. For example, the input unit 40 may include a display unit 50 that displays an image or a touch unit provided to input a signal by touching an image.

The door 20 may include a transparent member 21 provided so that a user can observe the inside of the cooking chamber 30 when the door 20 is closed.

The cooking appliance 1 may include a tray 200 installed inside the cooking chamber 30 and provided to allow a user to place food thereon.

The tray 200 may be detachably provided from the cooking chamber 30 . The tray 200 may be provided to be drawn out toward the front of the cooking chamber 30 .

The cooking appliance 1 may include a plurality of tray seating parts 1221 and 1231 respectively formed on both sides of the cooking chamber 30 so that the tray 200 is mounted between the upper and lower surfaces of the cooking chamber 30 .

Specifically, the plurality of tray seating parts 1221 and 1231 may protrude from the first side plate 122 and the second side plate 123 of the inner housing 12 toward the cooking chamber 30 .

The cooking appliance 1 may include a plurality of tray support units 1222 and 1232 . The plurality of tray support parts 1222 and 1232 may be formed above the plurality of tray seating parts 1221 and 1231 to support the tray 200 . Details regarding this will be described later.

The tray 200 may include a plurality of cooking surfaces 2121 , 2122 , and 2123 on which food may be placed.

The plurality of cooking surfaces 2121 , 2122 , and 2123 may be provided to face the upper surface of the cooking chamber 30 when the tray 200 is mounted inside the cooking chamber 30 . The plurality of cooking surfaces 2121 , 2122 , and 2123 may be disposed to face the plurality of heaters 111 , 112 , 113 , and 114 .

The cooking appliance 1 may include a turntable 60 .

Food may be disposed on the upper surface of the turntable 60 . An upper surface of the turntable 60 may form a bottom surface 31 of the cooking chamber 30 . Food seated on the turntable 60 may rotate together with the turntable 60 as the turntable 60 rotates. Through this, the high frequency may be uniformly absorbed by the food placed on the turntable 60 . Information related to this will be described later.

Referring to FIGS. 2 to 4 , the cooking appliance 1 may include a plurality of heating sources 100 that provide heat to the inside of the cooking chamber 30 so that food is cooked by heat.

The plurality of heating sources 100 may be provided to cook the food by providing heat to the food positioned on the tray 200 .

In addition, food may be placed on the bottom surface 31 of the cooking chamber 30 without the tray 200 . Even at this time, the plurality of heating sources 100 may provide heat to food positioned on the bottom surface 31 of the cooking chamber 30 .

The plurality of heating sources 100 may include a first heating source 110 disposed on an upper surface of the cooking chamber 30 .

The plurality of heating sources 100 may include a second heating source 120 disposed outside the cooking chamber 30 . More specifically, the second heating source 120 may be disposed outside the side of the cooking chamber 30 . However, the location of the second heating source 120 is not limited thereto and may be disposed below the cooking chamber 30 . Details regarding this will be described later.

The first heating source 110 may include a plurality of heaters 111 , 112 , 113 , and 114 generating radiant heat. The plurality of heaters 111 , 112 , 113 , and 114 may directly transfer heat to food by radiating heat generated therefrom. A plurality of heaters 111 , 112 , 113 , and 114 may be mounted on the upper side of the inner housing 12 . A plurality of heaters 111 , 112 , 113 , and 114 may be disposed above the inner housing 12 to heat food.

Specifically, the plurality of heaters 111 , 112 , 113 , and 114 may be mounted on the top plate 121 of the inner housing 12 .

The second heating source 120 may include a magnetron 121 generating high frequencies.

The high frequency generated by the magnetron 121 may be injected into the food to cook the inside of the food by frictional heat between molecules generated by repeatedly changing the molecular arrangement of moisture contained in the food.

The magnetron 121 may be disposed on the side of the cooking chamber 30 . More specifically, the magnetron 121 may be disposed between the first side plate 122 of the cooking chamber 30 and the first side wall 11b of the outer housing 11 . However, on the contrary, the magnetron 121 may be disposed between the second side plate 123 of the cooking chamber 30 and the second side wall 11b of the outer housing 11 .

The magnetron 121 may be disposed outside the cooking chamber 30 at a height lower than the tray 200 to radiate high frequency to an area between the tray 200 and the turntable 60 . Details regarding this will be described later.

Accordingly, the cooking appliance 1 according to an embodiment of the present disclosure includes the first heating source 110 and the second heating source 120, so that cooking of a single food is efficiently performed or cooking of a plurality of foods is efficiently performed. may be provided so that each can be performed simultaneously.

The tray 200 may be provided to partition an inner area of the cooking chamber 30 .

The tray 200 includes a first cooking region 30a, a second cooking region 30b, and a third cooking region 30c formed on the upper side of the tray 200 inside the cooking chamber 30 in the vertical direction (C). and a fourth cooking region 30d formed below the tray 200 . Hereinafter, the vertical direction (C) may be referred to as a third direction (C).

In other words, the tray 200 includes a plurality of cooking zones 30a, 30b, 30c, and 30d in which food is disposed and heat of different temperatures is transferred by the plurality of heaters 111, 112, 113, and 114. can include

The first cooking region 30a, the second cooking region 30b, and the third cooking region 30c are provided so that food cooked by the first heating source 110 and the second heating source 120 is disposed. can

That is, the food disposed in the first cooking region 30a, the second cooking region 30b, and the third cooking region 30c includes a plurality of heaters 111, 112, 113, and 114 and a tray 200 to be described later. It can be cooked by the heat generated from the heating unit 213 of the.

The fourth cooking area 30d may be provided to place food cooked by the second heating source 120 . Food disposed in the fourth cooking area 30d may be cooked by high frequency waves generated from the second heating source 120 .

The inside of the cooking chamber 30 is partitioned by the tray 200, and a plurality of foods having different cooking methods are disposed inside the cooking chamber 30, enabling simultaneous cooking in the cooking chamber 30.

That is, food that can be cooked by radiant heat in the first cooking region 30a, second cooking region 30b, and third cooking region 30c and food cooked by high frequency in the fourth cooking region 30d Even if water is disposed, each food may be simultaneously cooked by the operation of the first heating source 110 and the second heating source 120 .

Accordingly, since food cooked in different cooking methods can be cooked in the same cooking chamber 30 at once, user convenience can be increased.

Although described later, the entire area of the tray 200 may be formed to correspond to the area of the cooking chamber 30 . Accordingly, the heat generated by the first heating source 110 in the first cooking region 30a, the second cooking region 30b, and the third cooking region 30c is transferred to the fourth cooking region 30d. You can block some of it.

In addition, it is possible to partially block the movement of the high frequency oscillated in the fourth cooking region 30d to the first cooking region 30a, the second cooking region 30b, and the third cooking region 30c.

Accordingly, independent cooking may be performed in the first cooking region 30a, the second cooking region 30b, the third cooking region 30c, and the fourth cooking region 30d.

When the plurality of heaters 111, 112, 113, and 114 are disposed on the upper surface of the cooking chamber 30 as in one embodiment of the present invention, the inside of the cooking chamber 30 corresponds to each heater in the third direction (C). A region having a temperature corresponding to the heat provided by each heater may be provided at the location.

In detail, on the plurality of cooking surfaces 2121 , 2122 , and 2123 of the tray 200 , regions provided with different temperatures may be partitioned and provided.

A plurality of cooking regions 30a, 30b, and 30c provided at positions corresponding to respective heaters in the third direction (C) on the plurality of cooking surfaces 2121, 2122, and 2123 may be formed. Each cooking area may be provided so that heat generated from each heater is directly transferred.

Accordingly, even if a plurality of foods having different cooking temperatures are simultaneously put into the cooking chamber 30, the plurality of cooking regions 30a above the plurality of cooking surfaces 2121, 2122, and 2123 in which each food is divided by the temperature difference, When disposed in 30b and 30c), each food may be cooked according to different cooking temperatures.

That is, when each food is placed in different regions, each food may be cooked at a different temperature.

The cooking chamber 30 is provided in the shape of a rectangular parallelepiped having a long side 30L extending in the second direction (B), and the corresponding tray 200 also has a long side 30L in the second direction (B) in the first direction. (A) may include a rectangular cooking surface having a short side.

The plurality of heaters 111, 112, 113, and 114 are provided to include long axes 110L extending in the first direction A, and each heater extends in the direction of extension of the long side 30L of the cooking chamber 30 and It may be arranged to be spaced apart in the corresponding second direction (B).

Accordingly, on the upper side of the plurality of cooking surfaces 2121, 2122, and 2123 of the tray 200, a plurality of cooking regions 30a, 30b, and 30c receiving heat of different temperatures are provided along the second direction B. can be compartmentalized.

Hereinafter, according to the plurality of heaters 111, 112, 113, 114 and the plurality of heaters 111, 112, 113, 114 according to an embodiment of the present invention, a plurality of cooking regions partitioned and formed in the tray 200 (30a, 30b, 30c) will be explained in detail.

The plurality of heaters 111 , 112 , 113 , and 114 may include a first heater 111 , a second heater 112 , a third heater 113 , and a fourth heater 114 . However, the number of heaters is not limited thereto and may include only the first heater 111 and the second heater 112 and may include more than four heaters.

The first heater 111 may be disposed on one side in the second direction (B) and the second heater 112 may be disposed on the opposite side of the first heater 111 in the second direction (B).

In detail, based on the center line (G) of the tray 200 along the second direction (B), the first heater 111 is on one side of the tray 200, and the second heater 112 is on the tray 200 ) can be placed on the opposite side of

The third heater 113 may be disposed on one side of the tray 200 adjacent to the first heater 111, and the fourth heater 114 is adjacent to the second heater 112 of the tray 200. can be placed on the opposite side. The third heater 113 may be disposed outside the first heater 111, and the fourth heater 114 may be disposed outside the second heater 112.

The first heater 111 and the third heater 113 may generate heat of the same temperature. In addition, the second heater 112 and the fourth heater 114 may generate heat of the same temperature.

The first heater 111 , the third heater 113 , the second heater 112 , and the fourth heater 114 may be provided to transfer heat of different temperatures to the tray 200 . That is, based on the center line (G), the temperature transmitted to the tray 200 on one side of the center line (G) and the temperature transmitted to the tray 200 on the opposite side of the center line (G) may be provided to be different from each other. .

Temperatures of the heat generated by the plurality of heaters 111, 112, 113, and 114 may all be provided the same. While the cooking appliance 1 is operating, the first heater 111 and the third heater 113 of the cooking appliance 1 are continuously driven, and the second heater 112 and the fourth heater 114 are turned on/off. The plurality of heaters 111, 112, 113, and 114 may be controlled to be driven while being turned off repeatedly.

Conversely, the first heater 111 and the third heater 113 are driven while repeating on / off, and the plurality of heaters 111 and 112 are driven so that the second heater 112 and the fourth heater 114 are continuously driven. , 113, 114) may be controlled.

Accordingly, the total temperature of the heat generated from the first heater 111 and the third heater 113 for the same time and the total temperature of the heat generated from the second heater 112 and the fourth heater 114 for the same time are different. can be provided.

However, the temperature of the heat generated by the first heater 111 and the third heater 113 is different from the temperature of the heat generated by the second heater 112 and the fourth heater 114 without being limited thereto. (111, 112, 113, 114) can also be configured.

The plurality of heaters 111 , 112 , 113 , and 114 of the cooking appliance 1 according to an embodiment of the present invention may be spaced apart from each other along the second direction B. Accordingly, the first cooking surface 2121 , the second cooking surface 2122 , and the third cooking surface 2123 of the tray 200 may be divided along the second direction B.

The first cooking region 30a, the second cooking region 30b, and the third cooking region 30c include a first heater 111, a third heater 113, a second heater 112, and a fourth heater 114 ) may be divided into regions having different cooking temperatures in the second direction (B), which is the left and right direction.

In detail, the first cooking region 30a may be provided as a region corresponding to the first heater 111 and the third heater 113, and the second cooking region 30b and the third cooking region 30c may be It may be provided as an area corresponding to the second heater 112 and the fourth heater 114 .

The first cooking area 30a may correspond to the first cooking surface 2121 of the tray 200, and the second cooking area 30b may correspond to the second cooking surface 2122 of the tray 200. The third cooking region 30c may be provided to correspond to the third cooking surface 2123 of the tray 200.

Accordingly, a plurality of different foods may be simultaneously cooked in the first cooking region 30a, the second cooking region 30b, and the third cooking region 30c.

In addition, food may be simultaneously cooked in the fourth cooking region 30d.

Food cooked in the first cooking region 30a is referred to as first food, food cooked in the second cooking region 30b is referred to as second food, and food cooked in the third cooking region 30c is referred to as second food. When the food cooked in the third cooking zone 30d is referred to as the fourth food, the first to fourth food are cooked at different external temperatures and high frequencies, respectively. may proceed.

That is, food having different cooking methods or different cooking temperatures may be simultaneously cooked in a single cooking chamber 30 .

However, it is not limited thereto, and a larger number of different cooking methods or foods having different cooking temperatures may be cooked simultaneously.

The tray 200 may be provided to be spaced apart from the first heating source 110 by a predetermined distance along the third direction C, which is a vertical direction. A distance between the tray 200 and the first heating source 110 may be adjusted to realize a temperature difference between the plurality of cooking surfaces 2121 , 2122 , and 2123 of the tray 200 within a predetermined range or more. Details regarding this will be described later.

In the cooking appliance 1, heat generated by the first heater 111 and the third heater 113 is transferred to the first cooking region 30a, and heat generated by the second heater 112 and the fourth heater 114 is transmitted. A reflective member 90 may be provided so that the heat generated is transmitted to the second cooking region 30b and the third cooking region 30c without loss as much as possible.

The reflective member 90 may be disposed above the plurality of heaters 111, 112, 113, and 114 in the third direction (C). The reflective member 90 may be provided in a shape surrounding the upper side of each heater in the third direction (C). Accordingly, heat generated from each of the plurality of heaters 111, 112, 113, and 114 may be concentrated to the plurality of cooking surfaces 2121, 2122, and 2123 under the plurality of heaters 111, 112, 113, and 114. there is.

A protection member 91 may be disposed below the plurality of heaters 111 , 112 , 113 , and 114 . The protection member 91 may be provided to prevent food from splashing into the plurality of heaters 111, 112, 113, and 114 during cooking. The protection member 91 may include a plurality of holes so that heat generated from the plurality of heaters 111 , 112 , 113 , and 114 may be transferred to the cooking chamber 30 as it is.

The cooking appliance 1 may include a turntable 60 and a turntable driving unit 80 for rotating the turntable 60 .

The turntable 60 may form the bottom surface 31 of the cooking appliance 1 . The turntable 60 may be rotatably mounted on the bottom plate 126 of the inner housing 12 .

The turntable driver 80 may include a drive shaft 81 for transmitting rotational force to the turntable 60 and a drive motor 82 for generating power.

The turntable driving unit 80 may be disposed in the machine room 70 of the cooking appliance 1 . The machine room 70 may be formed between the bottom plate 126 of the inner housing 12 and the outer housing 11 . However, the position of the turntable driving unit 80 is not limited thereto.

The plurality of tray receiving parts 1221 and 1231 may include a first tray receiving part 1221 and a second tray receiving part 1231 .

The first tray seating portion 1221 may be provided to protrude from the first side plate 122 of the inner housing 12 toward the cooking chamber 30 . The second tray seating portion 1231 may be provided to protrude toward the cooking chamber 30 from the second side plate 123 of the inner housing 12 .

The first tray seating portion 1221 and the second tray seating portion 1231 may be formed by being recessed from the outside of the inner housing 12 to the inside. However, a method of forming the plurality of tray mounting portions 1221 and 1231 is not limited thereto.

The cooking appliance 1 may include a plurality of tray support parts 1222 and 1232 respectively provided on top of the plurality of tray seating parts 1221 and 1231 . The plurality of tray support parts 1222 and 1232 may be provided to prevent upward movement of the tray 200 seated on the plurality of tray seating parts 1221 and 1231 .

The plurality of tray support parts 1222 and 1232 may include a first tray support part 1222 and a second tray support part 1232 .

The first tray support part 1222 may be provided above the first tray seating part 1221 . The first tray support 1222 may be provided to protrude toward the cooking chamber 30 from the first side plate 122 of the inner housing 12 . The first tray support part 1222 may be formed by being depressed from the outside of the first side plate 122 to the inside.

The second tray support part 1232 may be provided above the second tray seating part 1231 . The second tray support 1232 may be provided to protrude toward the cooking chamber 30 from the second side plate 123 of the inner housing 12 . The second tray support part 1232 may be formed by being depressed from the outside of the second side plate 123 to the inside.

Both ends of the tray 200 are supported between the plurality of tray seating parts 1221 and 1231 and the plurality of tray support parts 1222 and 1232, respectively, so that the tray 200 is fixedly disposed inside the cooking chamber 30. can Details regarding the tray 200 will be described later.

5 is a perspective view of a tray of a cooking appliance according to an embodiment of the present disclosure. 6 is a top view of the tray shown in FIG. 5; 7 is a bottom perspective view of the tray shown in FIG. 5;

Referring to FIGS. 5 to 7 , the tray 200 may include a plate 210 on which cooking is performed and a plurality of tray holders 220 and 230 supporting both sides of the plate 210 .

The plate 210 may include an edge portion 211 and a cooking portion 212 .

The cooking unit 212 may include a plurality of cooking surfaces 2121 , 2122 , and 2123 on which food is cooked.

The edge part 211 may be provided on the edge of the cooking part 212 . The cooking unit 212 may be provided with a step to the inside of the edge unit 211 by a predetermined depth. Through this, when food is placed on the cooking unit 212, it is possible to prevent the food from overflowing to the outside or being separated from the tray 200.

A plurality of cooking surfaces 2121 , 2122 , and 2123 may be provided in the cooking unit 212 of the plate 210 .

The plurality of cooking surfaces 2121 , 2122 , and 2123 may include a first cooking surface 2121 , a second cooking surface 2122 , and a third cooking surface 2123 .

The first cooking surface 2121 may be provided at a position corresponding to the aforementioned first cooking region 30a. The second cooking surface 2122 may be provided at a position corresponding to the second cooking region 30b, and the third cooking surface 2123 may be provided at a position corresponding to the third cooking region 30c.

A first cooking surface 2121 may be formed on one side of the tray 200 based on the center line (G, see FIG. 3), and a second cooking surface 2122 and a third cooking surface 2123 may be formed on the opposite side. there is.

The first cooking surface 2121 may be provided at a position corresponding to the first heater 111 and the third heater 113 in the third direction (C). The second cooking surface 2122 and the third cooking surface 2123 may be disposed at positions corresponding to the second heater 112 and the fourth heater 114, respectively, in the third direction (C).

Since the heat transferred from the first heater 111, the third heater 113, the second heater 112, and the fourth heater 114 are different, respectively, the first cooking surface 2121 and the second cooking surface 2122 and the temperature of the heat transferred to the third cooking surface 2123 may be provided to be different.

Accordingly, it is possible to place food prepared at different cooking temperatures on the first cooking surface 2121, the second cooking surface 2122, and the third cooking surface 2123 and cook them simultaneously.

In addition, the user can easily observe the cooking process of different foods in real time while the cooking appliance 1 is operating through the transparent member 21 .

The plate 210 may include a heating part 213 .

The heating unit 213 may be formed on the lower surface of the plate 210 . A high frequency generated from the magnetron 121 is absorbed into the tray 200 through the heating unit 213 so that the lower side of the food placed on the cooking unit 212 can be heated.

The holder of the tray 200 may include a first tray holder 220 and a second tray holder 230 .

The first tray holder 220 may be mounted on one side of the plate 210 . The second tray holder 230 may be mounted on the other side of the plate 210 .

The first tray holder 220 and the second tray holder 230 may be provided to contact the above-described first tray seating portion 1221 and the second tray seating portion 1231, respectively.

The first tray holder 220 and the second tray holder 230 support both sides of the plate 210 so that the plate 210 can be fixedly disposed inside the cooking chamber 30 .

The first tray holder 220 may include a first interference member 221 formed on the front side.

More specifically, the first interference member 221 may be provided to protrude downward from the lower surface of the first tray holder 220 . The first interference member 221 may be provided so as not to interfere with the first tray mounting portion 1221 . The first interference member 221 may be provided to cover a portion of the front of the first tray mounting portion 1221 .

The first interference member 221 may be provided in a protruding shape and may be provided to interfere with the second tray mounting portion 1231 .

The second tray holder 230 may include a second interference member 231 formed on the front side. Since the second tray holder 230 and the first tray holder 220 are provided in symmetrical shapes, the second interference member 231 and the first interference member 221 are symmetrical to each other with respect to the center line G. can be provided in place.

The second interference member 231 may be provided so as not to interfere with the second tray mounting portion 1231 . The second interference member 231 may be provided to cover a portion of the front of the second tray mounting portion 1231 .

The second interference member 231 may be provided in a protrusion shape and may be provided to interfere with the first tray mounting portion 1221 .

The tray 200 may be inserted into the cooking chamber 30 so that the rear side opposite to the front side where the first interference member 221 is formed faces the cooking chamber 30 . This may be referred to as forward insertion of the tray 200 .

However, there may be cases in which the tray 200 is inserted into the cooking compartment 30 so that the front side of the tray 200 on which the first interference member 221 is formed faces the cooking compartment 30 due to a user's mistake. This may be referred to as reverse insertion of the tray 200 .

When the tray 200 is inserted in the reverse direction, the first interference member 221 formed on the front lower portion of the tray 200 and the first tray seating portion 1221 of the inner housing 12 protruding toward the inside of the cooking chamber 30 interact with each other. Because of interference, erroneous insertion of the tray 200 can be prevented.

The second interference member 231 is also provided to perform the same role as the above-described first interference member 221, and thus a description thereof will be omitted.

Since the tray 200 of the cooking appliance 1 according to an embodiment of the present disclosure includes a plurality of cooking surfaces 2121, 2122, and 2123 cooked at different temperatures, the left and right directions of the tray 200 are reversed. When inserted, since the positions of the plurality of heaters 111, 112, 113, and 114 corresponding to the plurality of cooking surfaces 2121, 2122, and 2123 are changed, cooking desired by the user may not be performed.

Therefore, there is a need to prevent erroneous insertion of the tray 200 in the left and right directions, and erroneous insertion of the tray 200 can be prevented by a plurality of interference members formed in front of the tray 200 .

The first tray holder 220 may include a plurality of first spacer members 222 .

A plurality of first spacer members 222 may be respectively formed on the front and rear sides of the first tray holder 220 . The plurality of first spacer members 222 may be provided to extend upward from the upper surface of the first tray holder 220 .

The second tray holder 230 may include a plurality of second spacer members 232 .

A plurality of second spacer members 232 may be respectively formed on the front and rear sides of the second tray holder 230 . The plurality of second spacer members 232 may be provided to extend upward from the upper surface of the second tray holder 230 .

However, the number of the plurality of spacer members may not be limited thereto.

The plurality of first spacer members 222 and the plurality of second spacer members 232 are formed on the bottom surface 31 when the tray 200 is turned upside down and placed on the bottom surface 31 inside the cooking chamber 30. A gap may be formed between the tray and the cooking surface of the tray 200 .

As the first spacer 222 and the second spacer 232 are formed on the tray 200, even when the tray 200 is turned upside down and placed on the bottom surface 31 of the cooking chamber 30, the tray ( The upper surface of the 200 and the bottom surface 31 of the cooking chamber 30 may be separated by a predetermined distance.

Through this, high-frequency waves can escape to the outside without being trapped between the tray 200 and the bottom surface 31 of the cooking chamber 30, and safety accidents can be prevented.

Referring to FIG. 6 , the tray 200 of the cooking appliance 1 according to an embodiment of the present disclosure may include a cooking unit 212 in which a plurality of cooking surfaces 2121 , 2122 , and 2123 are formed.

The cooking unit 212 may include a long side 212L of the cooking unit extending in the left-right direction of the tray 200 and a short side 212S of the cooking unit extending in the front-back direction of the tray 200 .

The first cooking surface 2121 , the second cooking surface 2122 , and the third cooking surface 2123 may be divided along the left and right directions of the tray 200 .

The sum of the width (2121L) of the first cooking surface 2121, the width (2122L) of the second cooking surface 2122, and the width (2123L) of the third cooking surface 2123 along the left-right direction of the tray 200 is It may be provided in the same way as the long side of the cooking unit 212L.

In addition, the widths of the first cooking surface 2121, the second cooking surface 2122, and the third cooking surface 2123 along the vertical direction of the tray 200 may be provided to be the same as those of the short side 212S of the cooking unit. .

In this case, the long side 212L of the cooking unit may be provided to be 1.4 times or more and 2.0 times or less the length of the short side 212S of the cooking unit. In other words, the length of the cooking unit 212 in the left-right direction may be 1.4 times or more and 2.0 times or less than the length of the cooking unit 212 provided vertically in the front-back direction.

Accordingly, the cooking unit 212 of the tray 200 can be partitioned more efficiently, so that more various foods can be cooked.

FIG. 8 is a view showing a length between a tray, a plurality of heaters, and a turntable in the cooking appliance of FIG. 3;

The outer housing 11 of the cooking appliance 1 according to an embodiment of the present disclosure may include an upper wall 11a, a first side wall 11b, and a second side wall 11c. Although not shown in the drawings, the outer housing 11 may include a rear wall.

The inner housing 12 of the cooking appliance 1 may include a top plate 121, a first side plate 122, a second side plate 123, a bottom plate 126, and a rear plate 124. . Also, as shown in FIG. 2 , the inner housing 12 may include a front plate 125 . A plurality of heaters 111 , 112 , 113 , and 114 may be mounted on the top plate 121 of the inner housing 12 . The top plate 121 of the inner housing 12 may be bent upward to form a space for accommodating the plurality of heaters 111 , 112 , 113 , and 114 .

The first sidewall 11b may be disposed parallel to the outer side of the first side plate 122 . The second sidewall 11c may be disposed parallel to the outside of the second side plate 123 . The upper wall 11a may be disposed parallel to the outer side of the upper plate 121 .

The first side plate 122 of the inner housing 12 may form one side of the cooking chamber 30 . The second side plate 123 of the inner housing 12 may form the other side of the cooking chamber 30 . The first side plate 122 and the second side plate 123 may be disposed to face each other.

The top plate 121 may be disposed above the cooking chamber 30 between the first side plate 122 and the second side plate 123 .

Accordingly, the plurality of heaters 111 , 112 , 113 , and 114 may be spaced apart from each other in a direction from the first side plate 122 toward the second side plate 123 . In other words, the first heater 111, the second heater 112, the third heater 113, and the fourth heater 114 are directed from the first side plate 122 to the second side plate 123. They can be spaced apart.

The second heating source 120 including the magnetron 121 is disposed outside the cooking chamber 30 at a height lower than the tray 200 to radiate high frequency to an area between the tray 200 and the turntable 60. can In addition, the magnetron 121 may be disposed at a height lower than the tray receiving portions 1221 and 1231 formed in the inner housing 12 .

Specifically, the magnetron 121 may be disposed in a space between the first side plate 122 of the inner housing 12 and the first side wall 11b of the outer housing 11 . The space between the first side plate 122 and the first side wall 11b is the first space 13 .

In addition, without being limited thereto, the magnetron 121 may be disposed in a space between the second side plate 123 of the inner housing 12 and the second side wall 11c of the outer housing 11 . The space between the second side plate 123 and the second side wall 11c is the second space 14.

Accordingly, the magnetron 121 may be disposed in the first space 13 or the second space 14 at a height lower than the tray 200 .

The magnetron 121 may be provided to heat food positioned on the turntable 60 . At the same time, the magnetron 121 may be provided to heat food positioned on the tray 200 . In other words, the magnetron 121 may heat the second food disposed on the turntable 60 while heating the first food disposed on the tray 200 . At this time, the method of heating the first food may be heating by radiant heat, and the method of heating the second food may be heating by high frequency.

The first heating source 110 including a plurality of heaters 111, 112, 113, and 114 is disposed on the upper surface of the cooking chamber 30 so that radiant heat is efficiently transmitted to the upper side of the food disposed in the cooking unit 212. However, it may be difficult for heat to be transferred to the lower side of the food. At this time, the heating unit 213 of the tray 200 may absorb high frequency waves oscillated from the magnetron 121 provided on the lower side of the tray 200 and transfer the generated heat to the cooking unit 212 .

Therefore, since the magnetron 121 is disposed at a lower height than the tray 200, the heating part 213 of the tray 200 can more efficiently absorb the high frequency oscillated from the magnetron 121, and thus the upper surface of the tray 200. The lower side of the food placed on can be effectively heated. Accordingly, the magnetron 121 may be disposed at a height lower than the height F of the lower surface of the tray 200 .

That is, the performance of the cooking appliance 1 that cooks food for the same amount of time can be further improved.

A length h1 from the plurality of cooking surfaces 2121 , 2122 , and 2123 of the tray 200 to the lower surfaces of the plurality of heaters 111 , 112 , 113 , and 114 may be 100 mm or less. Preferably, the distance h1 from the plurality of cooking surfaces 2121 , 2122 , and 2123 of the tray 200 to the lower surfaces of the plurality of heaters 111 , 112 , 113 , and 114 may be approximately 85 mm.

The distance h1 between the tray 200 and the plurality of heaters 111 , 112 , 113 , and 114 has the greatest influence on the temperature distribution of the plurality of cooking surfaces 2121 , 2122 , and 2123 of the tray 200 .

Temperature differences between the plurality of cooking surfaces 2121 , 2122 , and 2123 may decrease as the distance h1 between the tray 200 and the plurality of heaters 111 , 112 , 113 , and 114 increases.

The cooking appliance 1 according to an embodiment of the present disclosure includes a tray 200 and a plurality of heaters 111, 112, 113, 114) was designed.

If the distance h1 between the tray 200 and the plurality of heaters 111, 112, 113, and 114 becomes too far, a temperature difference between the plurality of cooking surfaces 2121, 2122, and 2123 may not be properly secured. In this case, even if each food is placed on the plurality of cooking surfaces 2121, 2122, and 2123 and cooking is performed, each food that needs to be cooked at a different temperature may not be perfectly cooked.

Therefore, by providing a distance h1 from the plurality of cooking surfaces 2121, 2122, and 2123 of the tray 200 to the lower surfaces of the plurality of heaters 111, 112, 113, and 114 to 100 mm or less, the plurality of cooking surfaces ( 2121, 2122, 2123) can implement an appropriate temperature difference.

At this time, the output of the plurality of heaters 111, 112, 113, and 114 may be implemented as 230V/400W to have maximum power consumption.

A length h2 from the lower surface of the tray 200 to the upper surface of the turntable 60 may be set to 90 mm or more and 130 mm or less.

Various foods heated by high frequency may be disposed on the turntable 60 . For example, a mug containing liquid may be disposed on the turntable 60 .

Considering the height of such a mug, the length h2 from the lower surface of the tray 200 to the upper surface of the turntable 60 was designed. Accordingly, the user can easily place various types of containers capable of cooking by high frequency on the turntable 60 .

In addition, although the magnetron 121 is illustrated as being disposed between the tray 200 and the turntable 60 in FIG. 8 , the location of the magnetron 121 is not limited thereto. For example, the magnetron 121 may be disposed under the turntable 60 . In other words, the magnetron 121 may be disposed in the machine room 70 formed between the bottom plate 126 of the inner housing 12 and the outer housing 11 .

Therefore, the magnetron 121 suffices if the heating part 213 formed on the lower surface of the tray 200 is formed at a position capable of absorbing high frequencies.

In the above, specific embodiments have been illustrated and described. However, it is not limited to the above embodiments, and those skilled in the art will be able to make various changes without departing from the gist of the technical idea of the invention described in the claims below. .

One; cooking appliance
11; outer housing
11a; upper wall
11b, 11c; First side wall, second side wall
12; inner housing
121; top plate
122, 123; 1st side plate, 2nd side plate
126; bottom plate
20; door
30; cuisine
110; 1st heating source
120; 2nd heating source
111, 112, 113, 114; 1st heater, 2nd heater, 3rd heater, 4th heater
121; magnetron
60; turntable
200; tray
2121, 2122, 2123; 1st cooking surface, 2nd cooking surface, 3rd cooking surface
13, 14; 1st space, 2nd space
70; machine room

Claims (20)

outer housing;
an inner housing in which a cooking chamber is formed;
a plurality of heaters disposed above the cooking chamber;
a tray including a plurality of cooking surfaces to which heat of different temperatures is transferred by the plurality of heaters, the tray provided detachably from the cooking chamber;
a turntable rotatably provided under the tray; and
and a magnetron disposed outside the cooking chamber at a height lower than the tray to radiate high frequency to a region between the tray and the turntable. According to claim 1,
the inner housing
A side plate forming one side of the cooking chamber; and
The outer housing is
It includes; side walls disposed side by side on the outer side of the side plate;
The magnetron is disposed in a space between the side plate and the side wall. According to claim 1,
the inner housing
A tray seating portion protruding toward the cooking chamber so that the tray is seated; and
The magnetron is disposed at a height lower than the tray seating portion. According to claim 1,
the tray
a cooking unit provided on an upper surface facing the plurality of heaters; and
The cooking appliance further comprising a heating unit formed on a lower surface to absorb high frequency waves generated from the magnetron and transfer heat to the cooking unit. According to claim 4,
The magnetron is provided to heat a first food disposed on the tray through the heating unit and to heat a second food disposed on the turntable. According to claim 1,
A length from the plurality of cooking surfaces of the tray to the lower surfaces of the plurality of heaters is provided to be 100 mm or less. According to claim 1,
A length from the lower surface of the tray to the upper surface of the turntable is provided to be 90 mm or more and 130 mm or less. According to claim 1,
A cooking appliance in which a first food is disposed on the tray, a second food is disposed on the turntable, the first food is cooked by the plurality of heaters, and the second food is simultaneously cooked by the magnetron. . According to claim 1,
A cooking region in which cooking is performed at different temperatures by the plurality of heaters is formed on the upper side of the tray, and a cooking region in which cooking is performed by the magnetron is formed on the lower side of the tray, respectively. According to claim 1,
The inner housing is
a first side plate forming one side of the cooking chamber;
a second side plate facing the first side plate; and
A cooking appliance comprising: a top plate disposed above the cooking chamber between the first side plate and the second side plate, on which the plurality of heaters are mounted. According to claim 10,
The plurality of heaters
A cooking appliance including a first heater, a second heater, a third heater, and a fourth heater spaced apart from each other in a first direction from the first side plate to the second side plate. According to claim 11,
the tray
a first cooking surface facing the first heater and the third heater;
a second cooking surface facing the second heater; and
A cooking appliance comprising a third cooking surface facing the fourth heater. According to claim 12,
the tray
Further comprising a cooking unit formed on an upper surface to include the first cooking surface, the second cooking surface, and the third cooking surface divided along the first direction;
A length of the cooking unit in the first direction is 1.4 times or more and 2.0 times or less than a length in a second direction provided perpendicular to the first direction. According to claim 1,
The magnetron is disposed below the turntable. According to claim 1,
The inner housing is
A bottom plate on which the turntable is mounted; and
The cooker further comprising a turntable driving unit disposed in a machine room formed between the bottom plate and the outer housing to rotate the turntable. outer housing;
an inner housing in which a cooking chamber is formed, including a side plate forming one side of the cooking chamber and a top plate forming an upper surface of the cooking chamber;
a plurality of heaters mounted on the top plate;
A tray including a plurality of cooking surfaces to which heat of different temperatures is transferred by the plurality of heaters, wherein a first food is placed on the tray;
a turntable rotatably provided under the tray and on which a second food is placed; and
and a magnetron disposed between the side plate and the outer housing at a height lower than the tray to radiate high frequency waves toward the second cooking object. According to claim 16,
the tray
a cooking unit disposed to face the plurality of heaters and forming the plurality of cooking surfaces; and
and a heating unit disposed to face the turntable and absorbing high frequency waves oscillated from the magnetron. According to claim 17,
The heating unit transfers heat to the cooking unit to heat the lower surface of the first cooking object. According to claim 17,
The magnetron is disposed at a height lower than the heating part of the tray. According to claim 16,
A length from the plurality of cooking surfaces of the tray to the lower surfaces of the plurality of heaters is provided to be 100 mm or less.

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