KR20100083431A - Cooker - Google Patents

Abstract

PURPOSE: A cooker is provided to efficiently cool a door by cooling an oven door of an oven through airflow formed by a cooling fan. CONSTITUTION: A cooker comprises a first cavity(110), a first heating source, a second cavity, a second heating source, a door, and a cooling fan. The first cavity comprises a first cooking chamber. The first heating source offers heat for heating the cooking material in the first cooking chamber. The second cavity is combined with the first cavity and comprises a second cooking chamber. The second heating source offers heat for heating the cooking material in the second cooking chamber. The door selectively opens and closes the second cooking chamber. The cooling fan forms air flow for cooling the door.

Description

Cooker {Cooker}

The present invention relates to a cooking appliance, and more particularly, to a cooking appliance having a plurality of cooking units for cooking separate foods.

The cooking appliance is a home appliance for cooking food. Such a cooking apparatus cooks food by heating food using heater heat or microwaves generated from a heating source such as a heater or / and a magnetron.

However, the cooking apparatus according to the prior art only cooks one kind of food in one cooking space. Therefore, there is a disadvantage that the cooking of various kinds of food is impossible.

The present invention is to solve the conventional problems as described above, an object of the present invention is to provide a cooking apparatus configured to enable the cooking of various kinds of food.

Cooking device according to an embodiment of the present invention for achieving the above object, the first cavity is provided with a first cooking room; A first heating source providing heat for heating the food in the first cooking chamber; A second cavity coupled to the first cavity and having a second cooking chamber; A second heating source providing heat for heating the food in the second cooking chamber; A door for selectively opening and closing the second cooking compartment; And a cooling fan forming an air flow for cooling the door. .

According to another aspect of the present invention, a cooking apparatus includes a first cavity including a first cooking chamber, a first door to selectively open and close the first cooking chamber, and a first heating source for heating food in the first cooking chamber. A first cooking unit including a cooling fan for cooling the first heating source; And a second cavity coupled to the first cooking unit and having a second cooking chamber, a front panel provided on the front surface of the second cavity, a second door to selectively open and close the second cooking chamber, and the second cooking chamber. A second cooking unit including a second heating source for heating the food of the food; Includes, the air flow is formed by the cooling fan, the inside of the front panel in the state in which the first heating source is cooled to cool the second door.

According to the cooking apparatus according to the present invention, various kinds of foods can be cooked simultaneously or separately, and there is an advantage that the door is cooled efficiently.

Hereinafter, a first embodiment of a cooking appliance according to the present invention will be described in detail with reference to the accompanying drawings.

1 is an exploded perspective view showing a first embodiment of a cooking appliance according to the present invention, Figure 2 is an exploded perspective view showing a second cavity constituting the first embodiment of the present invention, Figure 3 is a first 4 is a bottom perspective view showing a bottom of a second cavity constituting an embodiment, and FIG. 4 is a longitudinal sectional view showing a main portion of a second cavity constituting a first embodiment of the present invention.

Referring to FIG. 1, the cooking apparatus includes a microwave oven 100, an oven 200 selectively coupled to the microwave oven 100, and at least an upper surface of the microwave oven 100 and the microwave oven 100 or the like. It includes an outer case 300 for forming the appearance of both sides of the microwave oven 100 and the oven 200.

A cooking chamber 111 (hereinafter referred to as a “first cooking chamber”) is provided inside the cavity 110 (hereinafter, referred to as a “first cavity”) of the microwave oven 100. The first cooking chamber 111 is where food is cooked. In addition, although not shown, the microwave oven 100 is provided with a microwave oven door for selectively opening and closing the first cooking chamber 111.

In addition, an electric field chamber 113 is provided at one side of the first cavity 110. The electrical equipment room 113 is provided with a plurality of electrical components (not shown) for oscillating the microwave for cooking food in the first cooking chamber 111 and a cooling fan (not shown) for cooling the electrical components. do. The cooling fan is driven when at least one of the microwave oven 100 or the oven 200 is operated.

A plurality of suction ports 115 are provided on the rear surface of the first cavity 110. The suction port 115 sucks the air in the room, which is outside the microwave oven 100, into the microwave oven 100, more specifically, the interior of the electric compartment 113 by the driving of the cooling fan. Enter the area of entry.

Air inlets 117 and air outlets 119 are formed on both sides of the first cavity 110 corresponding to both sides of the first cooking chamber 111, respectively. The air inlet 117 is formed on one side of the first cavity 110 corresponding to one side of the first cooking chamber 111 facing the electric chamber 113. In addition, the air inlet 117 is configured to enter an area in which a part of the air sucked into the interior of the electric compartment 113 by the driving of the cooling fan flows into the interior of the first cooking chamber 111. The air discharge part 119 is opposite to the air inlet part 117, that is, the first cavity 110 corresponding to the other side of the first cooking chamber 111 spaced most apart from the electric chamber 113. It is formed on the other side of the. The air discharge unit 119 serves as an outlet through which the air introduced into the first cooking chamber 111 through the air inlet 117 is discharged to the outside of the first cooking chamber 111.

A base plate 120 is provided below the first cavity 110. The base plate 120 substantially forms a bottom surface of the first cavity 110. In addition, a plurality of communication holes 121 are formed in the base plate 120. The communication hole 121 of the base plate 120 is the air to cool the electrical components and the air circulated through the first cooking chamber 111 is introduced into the oven 200 by the drive of the cooling fan. Enter the area of entry. The communication hole 121 of the base plate 120 is formed at one end of the base plate 120 corresponding to the lower side of the air discharge unit 119. In addition, a plurality of louvers 123 are provided on an upper surface of the base plate 120. The louver 123 of the base plate 120 extends upwardly at a predetermined angle toward the front from the upper surface of the base plate 120 adjacent to the rear end of the communication hole 121 of the base plate 120. . The louver 123 of the base plate 120 serves to guide the air introduced into the oven 200 through the communication hole 121 of the base plate 120.

1 and 2, a cavity 210 (hereinafter referred to as a “second cavity”) of the oven 200 is provided with a cooking chamber 211 (hereinafter referred to as a “second cooking compartment”). . The second cavity 210 includes an upper plate 212, an inner panel 213, and an outer panel 216.

The upper plate 212 forms a ceiling surface of the second cooking chamber 211. The inner panel 213 includes two side plates 214 forming both side surfaces of the second cooking chamber 211 and a rear rate 215 forming a rear surface of the second cooking chamber 211. The inner panel 213 is formed in a U shape that is open toward the front as a whole. In addition, the outer panel 216 is formed in a U-shape which is opened upwardly as a whole. The outer panel 215 may include a front plate 217 for forming a front exterior of the second cavity 200, a back plate 218 for forming a rear exterior of the second cavity 210, and the second cavity ( And a bottom plate 219 forming a bottom appearance of the bottom surface 200.

The front plate 217 is formed with an opening and closing opening 217A. The entry / exit opening 217A of the front plate 217 is where the tray 240 to be described later enters and exits. The entrance and exit opening 217A of the front plate 217 is formed by cutting a portion of the front plate 217 in a rectangular shape. In addition, the front plate 217 has a communication hole 217B is formed. The communication hole 217B of the front plate 217 serves as an entrance area into which the air introduced into the oven 200 flows into the inside of the front panel 220 to be described later. The communication hole 217B of the front plate 217 is provided at one end of the front plate 217 corresponding to the lower side of the communication hole 121 of the base plate 120. A plurality of louvers 217C is provided on the front surface of the front plate 217. The louver 217C of the front plate 217 serves to guide the air introduced into the second cavity 200 through the communication hole 217B of the front plate 217. The louver 217C of the front plate 217 extends inclined upward at a predetermined angle upward from the front surface of the front plate 217 corresponding to the upper end of the communication hole 217A of the front plate 217.

The front panel 220 is provided on the front surface of the front plate 217. The front panel 220 forms a front lower exterior of the oven 200. The front panel 220 is formed in a flat hexahedral shape corresponding to the front plate 217. The front panel 220 is provided with an entry and exit opening 220A corresponding to an entry and exit opening 217A of the front plate 217.

3 and 4, a plurality of discharge holes 220B are formed on the inner edge upper surface of the front panel 220 corresponding to the upper surface of the entrance / exit opening 220A of the front panel 220. The discharge hole 220B of the front panel 220 is inside the front panel 220 through the communication hole 217B of the front plate 217, more specifically, the front surface of the front plate 217. It serves as an outlet through which the air flowing into the space between the inner surface of the front panel 220 is discharged. The air discharged through the discharge hole 220B of the front panel 220 serves as a kind of air curtain.

 Meanwhile, the second cooking chamber 211 is selectively opened and closed by the oven door 230. The second door 211 is selectively opened and closed in a drawer type oven door 230. The front surface of the oven door 230 is provided with a door handle 231 that the user grips to open and close the oven door 230. In addition, the microwave oven door and the second oven door 230 shield the first cooking chamber 111 or the second cooking chamber 211, respectively, the front surface of the microwave oven door and the front surface of the oven door 230. Is preferably located on the same plane. More preferably, at least the front surface of the microwave oven door and the front surface of the oven door 230 are formed of the same material and color. In the state where the oven door 230 shields the second cooking chamber 211, the upper surface of the oven door 230 is positioned to be adjacent to the upper surface of the entrance / exit opening 220A of the front panel 220. . Therefore, the oven door 230 may be cooled by the air discharged to the discharge hole 220B of the front panel 220.

In addition, the tray 240 is installed in the second cooking chamber 211 to be withdrawn. Substantially, the tray 240 is withdrawn in and out of the second cooking chamber 211 in conjunction with the opening and closing of the oven door 230. The tray 240 is formed in a rectangular shape. And the food is seated on the upper surface of the tray 240. For example, pizza may be used as food to be seated on the upper surface of the tray 240, that is, food to be cooked in the second cooking chamber 211. In general, the pizza is cooked by heating until the cheese is melted in a state of sprinkling various toppings such as cheese, tomatoes, mushrooms and sausage on the upper surface of the flat flat bread.

In addition, two rail assemblies 250 are provided in the oven 200. The rail assembly is to guide the opening and closing of the oven door 230 and withdrawal of the tray 240. The rail assembly 250 includes a fixed rail 251 and a moving rail 253.

The fixed rail 251 is installed long in the front and rear on both sides of the second cooking chamber 211. That is, the fixing rail 251 is fixed to the front and rear of the cooking chamber 211 on the inner surface of the side plate 214 corresponding to both sides of the second cooking chamber 211, respectively.

The movable rail 253 is installed long in the front and rear of the second cooking chamber 211 is slidably installed along the fixed rail 251 in the longitudinal direction of the fixed rail 251. The movable rail 253 is detachably installed on the fixed rail 251. This is to allow the movable rail 253 to slide along the fixed rail 251 or to be completely separated from the fixed rail 251 according to a use condition. And the front end of the moving rail 253 is fixed to both side ends of the rear surface of the oven door 230, respectively.

On the other hand, the support ribs 255 are provided on inner surfaces of the movable rails 253 facing each other. The support rib 255 is for supporting the tray support member 260 which will be described later. The support rib 255 is formed long in the longitudinal direction of the movable rail 253 and extends in a direction facing each other on the inner surface of the movable rail 253.

A fixing hole 256 is formed in the support rib 255. The fixing hole 256 is for fixing the tray support member 260. The fixing hole 256 is formed by cutting a portion of the support rib 255.

In addition, the tray support member 260 is coupled to the support rib 255. In more detail, both ends of the bottom surface of the tray support member 260 may be supported on the top surface of the support rib 255. The tray support member 260 is formed in a plate shape corresponding to a cross section of the second cooking chamber 211. The tray tray 240 is seated on the upper surface of the tray support member 260.

Fixing parts 261 are provided at both ends of the bottom of the tray support member 260, respectively. The fixing part 261 is inserted into the fixing hole 256 in order to prevent the tray supporting member 260 mounted on the supporting rib 255 from being arbitrarily flowed with respect to the supporting rib 255. This is where it becomes. In addition, support portions 269 are provided at front and rear ends of the tray support member 260. The support part 269 is to prevent the tray 240, which is seated on the upper surface of the tray support member 260, from flowing arbitrarily with respect to the tray support member 260. The front and rear ends of the tray 240 will be in close contact with the support 269.

In this embodiment, the tray support member 260 is formed in a grill shape by a plurality of wires. In more detail, the tray support member 260 includes a rectangular frame wire 261 and a plurality of inner wires 263 having both ends fixed to front and rear ends of the frame wire 261. Therefore, the heater wire by the operation of the oven heater 270 to be described later is not interfered by the tray support member 260, that is, the frame wire 261 and the inner wire forming the tray support member 260 ( Through the gap between the 263 is delivered to the tray 240, that is, the food seated on the tray 240.

In addition, the fixing portion 261 may be formed by bending a portion of the center portion of the frame wire 261 downward. In addition, the inner wire 263 is formed in a U-shape which is generally opened upward, and both ends thereof are respectively fixed to front and rear ends of the frame wire 261, so that the front and rear ends of the frame wire 261 are substantially Support 269 will be formed.

The oven 200 is provided with an oven heater 270. The oven heater 270 is positioned below the second cooking chamber 211 adjacent to the top surface of the bottom plate 218. The oven heater 270 generates a heater heat for heating food placed in the second cooking chamber 211 in a state seated on the tray 240. In this embodiment, a sheath heater which is bent a plurality of times so as to form an overall shape by using the oven heater 270 is used. However, the type and shape of the oven heater 270 is not limited thereto.

3 and 4, four legs 280 and 290 are provided on the bottom of the oven 200. The legs 280 and 290 are seated on the bottom surface on which the cooker is installed to support the cooker. The legs 280 and 290 are provided at both bottom edges of the cooking appliance, that is, at both side edges of the front end of the bottom of the oven 200, and fall prevention legs 280 and both ends of the bottom end of the bottom of the oven 200. The one provided at the edge is referred to as the support leg 290.

The fall prevention leg 280 is substantially formed integrally with the front panel 220. For example, in the process of injection molding the front panel 220, the fall prevention leg 280 may be molded integrally with the front panel 220. The fall prevention leg 280 extends rearward from both side edges of the bottom surface of the front panel 220. Accordingly, the front end of the fall prevention leg 280 is located at least in front of the front end of the bottom plate 219. That is, the fall prevention leg 280 may be substantially positioned as close as possible to the front end of the bottom of the cooking appliance. In addition, the rear end of the fall prevention leg 280 is positioned adjacent to both edges of the front end of the bottom plate 219.

The support leg 290 is installed at both edges of the rear end of the bottom plate 219. The support leg 290, for example, may be molded of a rubber material that can expect a predetermined friction force with the bottom surface on which the cooking appliance is installed. The support leg 290 may be manufactured separately from the bottom plate 219, and may be fixed to a side of the bottom end of the bottom plate 219 by separate fasteners or adhesives.

Referring back to FIG. 1, the outer case 300 forms an upper surface and both sides of the microwave oven 100 and both sides of the oven 200. In more detail, the outer case 300 includes two top plates 310 forming the top appearance of the microwave oven 100 and two sides appearance of the microwave oven 100 and the oven 200. A lateral plate 320 is included. In this case, the vertical height of the lateral plate 320 is determined as a value corresponding to the sum of the length of the microwave oven 100 and the vertical height of the oven 200.

Hereinafter, the operation of the first embodiment of the cooking appliance according to the present invention will be described in more detail with reference to the accompanying drawings.

5 is a longitudinal sectional view showing the flow of air in the first embodiment of the cooking appliance according to the present invention.

In order to cook food using a cooking apparatus, food is first placed in the first or second cooking chambers 111 and 211, and the first or second cooking chamber is closed by closing the microwave door or the oven door 230. 111) to shield 211. When the control unit (not shown) is operated, the oven heater 270, which is a heating source of the microwave oven or a heating source of the oven, is operated to heat food placed in the first or second cooking chamber 111, 211. It is cooked.

Meanwhile, the cooling fan is driven when the oven heater 270 is operated regardless of the operation of the microwave oven, that is, whether the heating source of the microwave oven is operated. When the cooling fan is driven, the air in the room is sucked into the suction port 115 of the first cavity 110 into the interior of the first cavity 110, more specifically, into the electric compartment 113.

Next, referring to FIG. 5, when the cooling fan continues to drive, the air sucked into the interior of the electric compartment 113 communicates with the communication hole 121 of the base plate 120 and the front plate 217. It flows into the inside of the front panel 220 through the ball 217B. In addition, the air flowing into the front panel 220 is discharged through the discharge hole 220B of the front panel 220, thereby cooling the oven door 230. Therefore, the oven door 230 may be thermally deformed or a user may be injured while holding the oven door 230 to open and close the second cooking chamber 211.

Hereinafter, a second embodiment of a cooking appliance according to the present invention will be described in detail with reference to the accompanying drawings.

6 is a longitudinal sectional view showing main parts of a second embodiment of a cooking appliance according to the present invention; For the same components as those of the first embodiment of the present invention described above among the components of the present embodiment, reference numerals of FIGS. 1 to 5 are used, and detailed description thereof will be omitted.

Referring to FIG. 6, in the present embodiment, the outlet hole 220C of the front panel 220 is an inner edge of the front panel 220 corresponding to one side of the entry and exit opening 220A of the front panel 220. It is provided on each side. Preferably, the discharge hole 220C of the front panel 220 is provided on one side of the inner edge of the front panel 220 adjacent to the communication hole 217B of the front plate 217. Therefore, the upper and lower surfaces of the oven door 230 may be cooled by the air discharged from the discharge hole 220C of the front panel 220.

However, in this embodiment, the louver 217C of the front plate 217 of the first embodiment of the present invention described above is deleted. This means that the air flowing into the front panel 220 through the communication hole 217B of the front plate 217 is horizontally adjacent to the front panel (217B) of the communication hole 217B of the front plate 217. This is because it is discharged through the discharge hole 220C of 220. Of course, a louver may be provided for guiding the air flowing into the front panel 220 in the horizontal direction through the communication hole 217B of the front plate 217.

Within the scope of the basic technical spirit of the present invention as well as many other modifications are possible to those skilled in the art, the scope of the present invention should be interpreted based on the appended claims. .

In the above embodiments, the discharge hole of the front panel is provided on the upper surface or one side of the inner edge of the front panel corresponding to the top surface or one side of the entrance and exit of the front panel, the position of the discharge hole of the front panel It is not limited to this. For example, the discharge hole of the front panel may be located in various ways, such as the upper and lower or upper and lower sides and one side of the inner edge of the front panel.

According to the cooking apparatus according to the present invention configured as described above, the following effects can be expected.

First, in the present invention, the microwave oven and the oven are simply coupled by a screw, and one outcase forms the appearance of both. Therefore, the cavity of one microwave oven can be used in both a conventional microwave oven and a complex cooking appliance.

According to the present invention, it is possible to cook different kinds of food in each of two cooking units, such as a microwave oven and an oven. Therefore, more various foods can be cooked more quickly.

In addition, in the present invention, the oven door of the oven is cooled by an air flow formed by a cooling fan for cooling the electric parts of the microwave oven. Therefore, the oven door can be cooled in a simpler configuration.

1 is an exploded perspective view showing a first embodiment of a cooking appliance according to the present invention.

2 is an exploded perspective view showing a second cavity constituting the first embodiment of the present invention.

Figure 3 is a bottom perspective view showing the bottom of the second cavity constituting the first embodiment of the present invention.

Figure 4 is a longitudinal sectional view showing the main part of a second cavity constituting the first embodiment of the present invention.

Figure 5 is a longitudinal cross-sectional view showing the flow of air in the first embodiment of the cooking appliance according to the present invention.

6 is a longitudinal sectional view showing main parts of a second embodiment of a cooking appliance according to the present invention;

Claims (17)

A first cavity having a first cooking chamber; A first heating source providing heat for heating the food in the first cooking chamber; A second cavity coupled to the first cavity and having a second cooking chamber; A second heating source providing heat for heating the food in the second cooking chamber; A door for selectively opening and closing the second cooking compartment; And A cooling fan forming an air flow for cooling the door; Cooking apparatus comprising a. The method of claim 1, The airflow formed by the cooling fan cools the door in a state in which the first heating source is cooled. The method of claim 1, And an air flow formed by the cooling fan cools the door while passing through the interior of the first cooking chamber. The method of claim 1, The air flow formed by the cooling fan is discharged toward the door through the discharge hole formed in the front member forming the front surface of the second cavity. The method of claim 1, The first and second cavities are stacked up and down, The cooling fan is installed in the electrical equipment room of the first cavity in which the first heating source is installed. The method of claim 1, The door is a cooking appliance for opening and closing the second cooking compartment in the drawer type. A first cavity having a first cooking chamber, a first door for selectively opening and closing the first cooking chamber, a first heating source for heating food in the first cooking chamber, and cooling for cooling the first heating source. A first cooking unit including a fan; And A second cavity coupled to the first cooking unit and provided with a second cooking chamber, a front panel provided on the front surface of the second cavity, a second door for selectively opening and closing the second cooking chamber, and the second cooking chamber A second cooking unit including a second heating source for heating the food; Including, The air flow formed by the cooling fan, the cooking apparatus for cooling the second door by flowing the inside of the front panel in a state in which the first heating source is cooled. The method of claim 7, wherein The air flow formed by the cooling fan is passed through the first cooking chamber in the state of cooling the first heating source flows into the inside of the front panel. The method of claim 7, wherein When the cooling fan is driven, the air is sucked into the interior of the first cavity through the suction port formed in the rear of the first cavity. The method of claim 9, When the cooling fan is driven, the air sucked into the interior of the first cavity flows into the interior of the second cavity through a communication hole formed in the bottom surface of the first cavity. The method of claim 10, When the cooling fan is driven, the air flows into the second cavity flows into the control panel through a communication hole formed in the front of the second cavity. The method of claim 7, wherein The second door is a cooking device for opening and closing the second cooking chamber drawer-type through the entry and exit opening formed in the front panel. 13. The method of claim 12, The second door is cooled by the air flow discharged through the discharge port formed on at least one of the upper and lower and inner side of the inner edge of the front panel corresponding to the edge of the entrance and exit opening. The method of claim 7, wherein The first heating source is a high frequency heating source for irradiating microwaves into the interior of the first cooking chamber, The second heating source is a cooking device which is a heater for transmitting the heater heat to the interior of the second cooking chamber. The method of claim 7, wherein The first and second cooking units are stacked up and down. The method of claim 15, At least both side appearances of the first and second cooking units are formed by the same member. The method of claim 15, The cooking appliance further comprises an outer case forming both the outer appearance of the first and second cooking portion and the outer appearance of the upper surface of the first cooking portion.

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