KR100872222B1 - Cooker - Google Patents

Abstract

In order to provide a cooking apparatus that is capable of effectively cooling a rear space of the cooking apparatus, the present invention discloses a cooking apparatus, which comprises a cooking cavity; a rear space located behind the cooking cavity; and a cooling flow path located at the rear space and extended from a lower portion for the rear space to an upper portion of the rear space to cool the rear space. Through this configuration, it makes possible to cool the rear space of the cooking apparatus through a flow traveling from the lower portion to the upper portion thereof.

Description

Cooker {COOKING APPARATUS}

1 is a view schematically showing an exploded main configuration of a cooking appliance according to the present invention;

2 is a view schematically showing an example of a space behind a cooking appliance according to the present invention;

3 and 4 are views schematically showing other examples of the rear space of the cooking appliance according to the present invention,

5 and 6 are schematic views illustrating an example of a cooling passage according to the present invention.

The present invention relates to a cooking appliance, and more particularly, to a cooking appliance capable of effectively cooling a rear space of a cooking appliance in which heat generating members such as a convection heater assembly, a magnetron, a high pressure transformer, and a high voltage capacitor are located.

Korean Laid-Open Patent Publication No. 2005-0083504 discloses a cooking device in which main components including a magnetron, a high pressure transformer, a high pressure capacitor, and a cooling fan are located at one side of the cooking space as an example of a typical cooking device. Korean Patent Application Publication No. 2006- 0037003 discloses a cooking device in which main components including a magnetron, a high voltage transformer, and a high voltage capacitor are positioned on the upper surface of the cooking space, and a convection heater assembly is located at the rear of the cooking space. No. 1999-0010444 discloses a cooking appliance in which main components, including magnetrons, high pressure transformers, cooling fans, and operating panels are located on the bottom of the cooking space.

In addition, Korean Laid-Open Utility Model Publication No. 1998-0016489 discloses a cooking apparatus in which main components including a magnetron, a high pressure transformer, and a cooling fan are located on one side of the cooking space, and a cooling flow path is formed from the top of the cooking space to the side space. It is.

In addition, Korean Laid-Open Patent Publication No. 1998-0053939 discloses an example of a typical cooking appliance door, and a door of a cooking appliance having a door frame blocking a microwave and a choke cover surrounding the microwave.

In addition, Korean Laid-Open Patent Publication No. 199595-0003729 discloses a cooking apparatus having a cooling passage extending from a side of a cooking space to a door through a lower surface of the cooking space.

In addition, Korean Laid-Open Patent Publication No. 2004-0108050 discloses a glass touch type operation panel using static electricity as an example of a cooking appliance operation panel.

An object of the present invention is to provide a cooking appliance capable of effectively cooling the rear space of the cooking appliance.

Another object of the present invention is to provide a cooking appliance capable of cooling the rear space and the upper space of the cooking appliance.

In addition, an object of the present invention is to provide a cooking appliance capable of effectively cooling the rear space, the upper space and the door of the cooking appliance.

It is also an object of the present invention to provide a cooking appliance that cools the rear space of the cooking appliance through a flow flowing from the bottom to the upper portion (hereinafter referred to as 'cooling air flow').

Another object of the present invention is to provide a cooking apparatus capable of removing heat and odor generated in a cooking space by using a flow of a cooling flow path formed in a rear space.

In addition, an object of the present invention is to provide a cooking apparatus capable of effectively cooling through a cooling passage while effectively utilizing a rear space inevitably generated by a convection heater assembly.

In addition, an object of the present invention is to provide a cooking appliance that arranges heat generating members such as a magnetron, a high voltage transformer, and a high voltage capacitor in a rear space of the cooking appliance, and effectively cools them.

In addition, an object of the present invention is to provide a cooking appliance that arranges a cooling fan in a lower portion of the rear space of the cooking appliance, and arranges main components on the cooling flow path formed thereby to cool.

In addition, an object of the present invention is to provide a cooking device that can utilize the rear space of the cooking appliance to widen the height and width of the cooking space and effectively cool the rear space.

In addition, an object of the present invention is to provide a cooking apparatus that can adjust the height, width and depth of the cooking space by using a shelf instead of a turn table structure, and utilizing the rear space of the cooking apparatus.

To this end, the present invention is characterized in that it comprises a cooking space, a rear space located behind the cooking space, and a cooling passage located in the rear space and extending from the bottom of the rear space to the top of the rear space to cool the rear space. Provide cooking equipment. Through this configuration, the rear space of the cooking appliance can be cooled through a flow flowing from the bottom to the top.

In another aspect, the present invention provides a cooking appliance comprising a heating member including at least two of a convection heater assembly, a magnetron, a high voltage transformer, and a high voltage capacitor in the rear space. This configuration effectively utilizes the rear space inevitably generated by the convection heater assembly, while effectively cooling through the cooling passage.

In another aspect, the present invention provides a cooking apparatus, characterized in that the cooling passage comprises at least two sub-channels formed separately to cool the at least two heat generating members. Through this configuration, it is possible to efficiently arrange the heat generating member that requires cooling in the rear space, and to cool effectively.

In another aspect, the present invention provides a cooking device, characterized in that located in the lower portion of the rear space, including a cooling fan for generating a flow to create a cooling passage. This configuration makes it possible to effectively cool the rear space while arranging the cooling fan in the rear space.

The present invention also provides a cooking appliance, which is located on a cooling passage, and includes a partition wall for preventing a flow upstream of the cooling fan from flowing downstream of the cooling fan. However, those skilled in the art should understand that the partition wall does not necessarily block all of the reverse flow. In other words, the partition wall may be provided to block a part of the reverse flow.

The present invention also provides a cooking appliance comprising at least two heat generating members including a magnetron, the flow guide being positioned on a cooling passage and guiding flow to the magnetron. This configuration makes it possible to selectively and effectively cool the magnetron.

In another aspect, the present invention provides a cooking apparatus, characterized in that the cooking space is provided with an intake port on one side, is located on the cooling passage, and includes a flow guide for guiding the flow to the intake port. Through this configuration, it is possible to effectively guide the flow of the cooling flow path formed in the rear space to the cooking space.

In another aspect, the present invention provides a cooking apparatus, characterized in that the cooking space is provided with an intake port on one side, and includes a flow guide for guiding the flow out of the magnetron to the intake port. Through this configuration, the cooling of the magnetron and the cooling of the cooking space are interlocked, and the flow can be effectively guided to the cooking space.

The present invention also provides a cooking apparatus comprising a cooking space, an upper space located above the cooking space, a rear space located behind the cooking space, and a cooling passage from the rear space to the upper space. Through this configuration, it is possible to effectively cool the rear space and the upper space of the cooking appliance.

In another aspect, the present invention provides a cooking device, characterized in that located in the lower portion of the rear space, including a cooling fan for generating a flow to create a cooling passage.

In another aspect, the present invention provides a cooking apparatus comprising a first heat generating member positioned in the rear space, and a second heat generating member positioned in the upper space and generating more heat than the first heat generating member. Through such a configuration, the present invention can provide a cooking apparatus in which cooling on the cooling passage can be efficiently performed. Examples of the first heat generating member may include a magnetron, a high voltage transformer, a high voltage capacitor, and the like, and an example of the second heat generating member may include a halogen heater.

In another aspect, the present invention provides a cooking appliance, characterized in that it comprises a convection heater assembly, a magnetron, a heat generating member including at least one of a high voltage transformer, and a high voltage capacitor, and a heater located in the upper space. .

The present invention also provides a cooking space, a door located in front of the cooking space, a door having a control panel, a rear space behind the cooking space, and a rear space located in the rear space, from the bottom of the rear space to cool the rear space. It provides a cooking appliance comprising a cooling passage leading to the top of the.

The present invention also provides a cooking apparatus comprising an upper space positioned above the cooking space, wherein the door is positioned to cover the front and upper spaces of the cooking space.

In another aspect, the present invention provides a cooking device, characterized in that it comprises a relay substrate which is located in the upper space, and interlocks with the control panel. This configuration makes it possible to interlock the relay board with the control panel of the door while positioning the relay board on the cooling passage.

The present invention also provides a cooking appliance, characterized in that the cooling passage extends from the rear space to the door.

In another aspect, the present invention provides a cooking apparatus surrounding the rear space, and includes a cover formed with an intake port of the cooling passage.

The present invention also provides a cooking apparatus comprising a lower space positioned below the cooking space, and a base forming lower surfaces of the lower space and the rear space.

Hereinafter, the present invention will be described in more detail with reference to the drawings.

1 and 2 are exploded and schematically showing the main configuration of the cooking appliance according to the present invention, the cooking space 100, the door 200, the upper space 300 located above the cooking space 100, The rear space 400 positioned behind the cooking space 100, the side space 500 positioned on both sides of the cooking space 100, and the lower space 600 positioned below the cooking space 100 are illustrated. have.

The cooking space 100 is a space where cooking is performed, and is defined by the inner case 110, and includes a heater 120 at an upper portion of the cooking space 100, and the shelf 130 in the cooking space 100. It is configured to be located. On the other hand, the inner case 110 is provided with an inlet port (not shown) and the exhaust port 111 on the side to form a flow path for removing heat and odor in the cooking space (100). An example of the heater 120 is a sheath heater, and by using the shelf 130 in place of the circular turn table, the width and length (depth) of the cooking space 100 that was limited by using the turn table. ) Can bring about deformation. The side of the cooking space 100 is provided with a guide 140 for guiding the shelf 130. In addition, the front and rear of the cooking space 100 is provided with a front frame 150 and a rear frame 160, the front frame 150 forms a flow path between the upper space 300 and the door 200 to be described later The opening 151 is provided for the purpose. The rear plate 160 also has an opening 161 at least above it for communication with the rear space 400.

The door 200 is hinged to the cooking space 100 side at the bottom thereof to open and close the cooking space 100, and is formed to span the cooking space 100 and the upper space 300. The door 200 includes a handle 210, a front plate 220, an input detector 230, a door panel 240, a control panel 250, an intermediate plate 260, a bracket 270, and a door frame 280. And a choke cover 290.

The handle 210 is a part used by the user to open and close the door 200, and may be fixed to the front plate 220 with a bolt (not shown). Preferably, by forming at least one groove (not shown) therein along its longitudinal direction, the weight is reduced, and the groove is configured to communicate with the outside so that the heat transferred from the cooking space 100 during cooking is user Can be minimized.

The front plate 220 is preferably made of transparent glass so that the user can see the cooking space 100, and a display unit (not shown) including a button for selecting a course to be cooked or a button indicating an operation state of the cooking apparatus. Can be attached or coated.

The input detecting unit 230 is a component for recognizing a button selected by a user. When the input detecting unit 230 is located behind the glass front plate 220, the input detecting unit 230 is formed of a glass touch unit to function as an electrostatic sensor. It may be attached to the front plate 220. The input detector 230 is positioned above the door 200 in which the upper space 300 of the cooking space 100 is located. The input sensing unit 230 secures a wide cooking space through the configuration, while the user sets the cooking space 100. ) Can be seen without obstacles.

The door panel 240 is a member for fixing other components 220, 250, etc. of the door 200, and an opening 241 is formed to allow the user to see the cooking space 100. In addition, the lower surface is provided with a discharge port (not shown) for discharging the flow flowing along the cooling flow path from the cooling fan 420 to the door 200 via the upper space 300 to be described later.

The control panel 250 is a member for controlling the operation of the cooking appliance according to the user's input. For this purpose, the control panel 250 is interlocked with the input sensing unit 230 and the relay board 350 to be described later, and is located at the rear of the input sensing unit 230. It is fixed to the door panel 240. Preferably provided with a light emitting source such as a light emitting diode (LED), it also serves to irradiate the light emitted to the display (not shown) side.

The intermediate plate 260 is a member fixed to the door panel 240 at a distance from each of the front plate 220 and the door frame 270, and heat generated in the cooking space 100 during cooking is front frame 220. And it serves to block the transmission to the handle (210). Preferably, the flow generated from the cooling fan 420 to be described later enters the door 200 through the rear space 400 and the upper space 300, and is then guided by the bracket 270 to be described later to form an intermediate plate ( The door panel 240 is positioned to flow between the 260 and the front plate 220. This flow is discharged to the outside through an outlet (not shown) of the door panel 240.

The bracket 270 is fixed to the door panel 240 at the rear of the control panel 250, and the input sensing unit 230 and the control panel 250 including the electronic components are arranged in a row from the cooking space 100. While protecting from the flow by the cooling fan 420, the flow is guided between the door panel 240 and the front plate 220.

The door frame 280 is accommodated in the door panel 240, and serves to block microwaves from leaking to the outside of the cooking appliance.

The choke cover 290 is a cover of the door 200 located on the side of the cooking space 100, and an opening 291 corresponding to the opening 151 of the front frame 150 is formed thereon. The opening 291 may be formed of a plurality of small holes to prevent food or foreign matter from entering the door 200 while the door 200 is opened.

The upper space 300 is a space above the cooking space 100 limited by the outer case 310, and includes a heater 320, a waveguide 330, a heat insulating top plate 340, and a relay board 350. do. In addition, a lamp (not shown) that illuminates the cooking space 100 may be provided.

The outer case 310 has a shape surrounding the upper and both sides at a distance from the cooking space 100, and is coupled to the front frame 150 and the rear frame 160. If necessary, the exhaust port 311 may be provided so that the flow passing through the heat generating member used for the operation of the cooking space 100 and the cooking appliance is discharged to the outside.

An example of the heater 320 may be a halogen heater. Since the heater 320 is influenced by microwaves, unlike the heater 120, which may be a sheath heater, a cooking space may be formed on an upper surface of the inner case 110. 100) to supply heat.

The waveguide 330 extends from the rear space 400 to the upper space 300, and serves to supply microwaves generated from the magnetron (not shown) to the cooking space 100.

The heat insulating upper plate 340 serves to block heat from the heater 120 located in the inner case 110 to be transferred to the upper space 300, and is cooked except for the heater 320 and the waveguide 330. It has a shape covering the upper portion of the space (100).

The relay board 350 is mounted on the heat insulating upper plate 340 at one side of the upper space 300, and the magnetron (not shown), which will be described later, located in the rear space 400 in cooperation with the control panel 250. Used to operate the part.

 2 is a view schematically showing an example of a cooking appliance rear space according to the present invention. Referring to FIGS. 1 and 2, the rear space 400 is limited to the cooking space 100 by the cover 410. The rear space is provided with a cooling fan 420, a convection heater assembly 430, and a heat generating member such as a magnetron 440, a high pressure transformer 450, and a high voltage capacitor 460 to form a component chamber of the cooking appliance. do.

The cover 410 is coupled to the rear frame 160 or the outer case 311 so as to cover the upper space 300 and the rear space 400 from behind, and the lower portion thereof is coupled to the base 610. The lower part or the base 610 of the cover 410 is provided with an inlet 411 for the air inlet to the cooling fan 420.

The cooling fan 420 is positioned below the rear space 400, is disposed along the width direction of the rear space 400, and includes flow generators 421 and 422 on both sides to cool the components located above the cooling space 420. It is configured to. Meanwhile, since the rear space 400, the upper space 300, and the door 200 are configured to communicate with each other, the entire cooking apparatus according to the present invention can be cooled by using the cooling fan 420. In addition, the cooling fan 420 is provided with a partition wall 423 to prevent the flow generated to the cooling fan 420, the partition wall 423, both sides so that the flow is directed to the upper portion of the rear space 400. The openings 424 and 425 are provided in the openings. In the space 426 between the flow generator 421 and the flow generator 422, motors (not shown) for driving the flow generators 421 and 422 are provided.

3 and 4 are diagrams schematically showing other examples of the rear space of the cooking appliance according to the present invention. In addition to the configuration shown in FIG. 2, the flow guide 441 and the magnetron guiding the flow to the magnetron 440 may be described. It further includes a flow guide 442 for guiding the flow out of the 440 to the inlet 112 formed on the side of the cooking space (100). This configuration, in particular through the flow guide 442, it is possible to reliably and effectively guide the flow generated in the cooling fan 420 into the cooking space 100, it is possible to effectively cool the magnetron 440, a key component. Will be.

The convection heater assembly 430 includes a fan 431, a heater 432, an inner heater cover 433, an outer heater cover 434, and a motor 435. Preferably, a heat insulating material (not shown) is provided between the inner heater cover 433 and the outer heater cover 434. The convection heater assembly 430 should have a motor 435, and since the motor 435 protrudes rearward from the rear space 400, the rear space 400 inevitably has at least as much depth as the motor 435. The space is required, and the present invention focuses on such a space, and by placing the parts 440, 450, and 460, which occupy a large volume among the main components used for the operation of the early stage equipment, in the rear space 400, the cooking space ( While sacrificing a part of the depth or length of 100, the height and width of the cooking space 100 are wider. In addition, the present invention enables the deformation of the height, width and depth of the cooking space 100 by using a shelf instead of the turn table structure. In addition, the present invention by providing a cooling fan 420 in the lower portion of the rear space 400, while utilizing the rear space 400, it is possible to effectively cool the heat generating members (440, 450, 460). In addition, the present invention is provided with a cooling fan 420 in the lower portion of the rear space 400, while the rear space 400, the upper space 300, the door 200, the cooking space 100 and the side space 500 By communicating with each other, the entire cooking appliance is effectively cooled by using one cooling fan 420. In addition, the present invention by positioning the cooling fan 420 along the width direction of the rear space 400, the convection heater assembly 430, and the magnetron 440, high-pressure transformer 450 located in the rear space 400 ), The heat generating member such as the high pressure capacitor 460 can be effectively cooled, and the flow can be effectively supplied to the upper space 300, the side space 500, the cooking space 100, and the lower portion of the cooking space 100 The exhaust port 611 formed in the base 610 may be exhausted. In addition, the present invention includes partitions 423 and openings 424 and 425 to effectively and selectively form flow paths and flows and to cool the heat generating member. Meanwhile, the rear frame 160 may further include an opening 162 through which the side space 500 communicates, and the opening 162 may directly flow from the rear space 400 to the side space 500. On the other hand, by making the flow to both sides of the rear space 400, and functions to smooth the cooling and flow of both sides of the rear space 400.

The magnetron 440, the high voltage transformer 450, and the high voltage capacitor 460 are main components used in the operation of the cooking appliance, and have a large amount of heat generation. The magnetron 440 is positioned above the opening 424, and the high pressure transformer 450 is used. ) And the high voltage capacitor 460 are positioned above the opening 425, and the arrangement of the heating member may be changed.

The side space 500 is a space on both sides of the cooking space 100 that is limited by the outer case 100, and preferably communicates with the upper space 300, the rear space 400 and the lower space 600, In communication with the cooking space 100 through the 112 and the exhaust port 111, the flow generated from the cooling fan 420 passes through the rear space 400, the upper space 300 and the cooking space 100 to the side spaces. It flows through the 500 into the lower space 600. At this time, the flow from the upper space 300 to the side space 500 also serves to guide the flow exiting the cooking space 100 through the exhaust port 111 to the lower space 600.

The lower space 600 is a lower space of the cooking space 100 limited by the base 610, is coupled to the front frame 150 and the rear frame 160 to support the cooking appliance, and in the cooling fan 420 An exhaust port 611 is provided to allow the generated odor and heat generated in the cooking space 100 to be discharged. The lower space 600 is limited by the rear frame 160 at the rear thereof, but the base 610 is coupled to the cover 410 beyond the rear frame 160. Accordingly, the base 610 also functions as a member for limiting the lower portion of the rear space 400. The position of the exhaust port 611 in the base 610 is not particularly limited, and may be located at the exhaust port 111 side, or may be located at the center of the base 610 so as to pass a sufficient flow path. On the other hand, since the flow of the high temperature is discharged through the exhaust port 611, if the cooking appliance is placed on the kitchen utensil that is weak in heat, the kitchen utensil may be damaged, so that the base 610 is coupled to the base 610 at a distance below it. A plate (not shown) may be provided so that heat can be discharged laterally.

5 and 6 are schematic views illustrating an example of a cooling channel according to the present invention, in which the flow generated from the rear space 400 passes through the upper space 300 to the side spaces formed at both sides of the cooking space 100. While heading 500, a portion of the flow exits opening 151 and enters door 200. Part of the flow may also enter the side space 500 through the opening 162 of the rear frame 160. The flow introduced into the upper space 400 cools the heater 320 and the relay substrate 350, and the relay substrate 350 insulates the upper plate 340 along the flow direction to minimize the disturbance of the flow. Is provided. Flow through the side space 500 flows into the lower space 600 and is discharged through an exhaust port 611 (see FIG. 1) located near the center of the base 610. Although the location of the exhaust port 611 is not particularly limited, heat exchange is sufficient only through a sufficient flow path in the cooking apparatus, and in view of this point, the exhaust port 611 is located near the center of the base 610. desirable. In this case, in order to protect the bottom surface on which the cooking apparatus is placed, a protective plate 612 may be provided to be coupled to the base 610 at a distance below the base 610 so that the flow is discharged laterally. In addition, the flow passing through the side space 500 serves to guide the flow discharged through the exhaust port 111 of the cooking space 100 to the lower space 600. Meanwhile, the flow introduced through the opening 291 of the choke cover 290 is guided by the bracket 270, and is formed on the bottom surface of the door panel 240 through the front plate 220 and the intermediate plate 260. It is discharged through the outlet 242. Through this flow, the input sensing unit 230 (see FIG. 1) and the control panel 250 (see FIG. 1) surrounded by the bracket 270 are protected from heat and flow, and one side of the intermediate plate 260 is flowed. Block the heat through (flow is blocked by the bracket 270, but also serves to block the heat transmitted to the input sensing unit 230 and the control panel 240), intermediate plate ( The other side of the 260 blocks heat through the stagnant air, thereby preventing the heat generated in the cooking space 100 from being transferred to the outside of the door 200 or the handle 210 (see FIG. 1).

According to the cooking appliance according to the present invention, an object of the present invention is to provide a cooking appliance capable of effectively cooling the rear space of the cooking appliance.

In addition, according to the cooking appliance according to the present invention, the rear space and the upper space of the cooking appliance can be cooled.

In addition, according to the cooking appliance according to the present invention, it is possible to effectively cool the rear space, the upper space and the door of the cooking appliance.

In addition, according to the cooking appliance according to the present invention, it is possible to cool the rear space of the cooking appliance through a flow flowing from the bottom to the top.

In addition, according to the cooking apparatus according to the present invention, it is possible to remove the heat and odor generated in the cooking space by using the flow of the cooling flow path formed in the rear space.

In addition, according to the cooking apparatus according to the present invention, while effectively utilizing the rear space inevitably generated by the convection heater assembly, it is possible to effectively cool through the cooling passage.

In addition, according to the cooking appliance according to the present invention, a heating member such as a magnetron, a high voltage transformer, and a high voltage capacitor may be disposed in the rear space of the cooking appliance, and the cooling apparatus may be effectively cooled.

In addition, according to the cooking appliance according to the present invention, it is possible to arrange the cooling fan in the lower portion of the rear space of the cooking appliance, thereby arranging the main parts on the cooling passage formed therein to cool.

In addition, according to the cooking apparatus according to the present invention, by utilizing the rear space of the cooking apparatus, it is possible to widen the height and width of the cooking space, and effectively cool the rear space.

In addition, according to the cooking apparatus according to the present invention, by using a shelf instead of the turn table structure, by utilizing the rear space of the cooking apparatus, it is possible to adjust the height, width and depth of the cooking space.

Claims (18)

Cooking space; A rear space provided behind the cooking space; A cooling passage extending from the lower portion of the rear space to the upper portion of the rear space to cool the rear space; and And a heat generating member housed in the rear space and including at least two of a convection heater assembly, a magnetron, a high voltage transformer, and a high voltage capacitor. delete The method of claim 1, The cooling channel is cooker, characterized in that it comprises two or more sub-channels formed separately. The method of claim 1, And a cooling fan provided in a lower portion of the rear space to generate a cooling air flow to form a cooling flow path. The method of claim 4, wherein And a partition wall installed to extend on the cooling channel, wherein the partition wall prevents the cooling air flow from being re-absorbed into the cooling fan by guiding the cooling air flow generated by the cooling fan into the cooling channel. The method of claim 1, At least two heating elements including a magnetron; includes, Located on the cooling passage, the flow guide for guiding the cooling air flow to the magnetron; cooking apparatus comprising a. The method of claim 1, The cooking space is provided with an intake vent on one side, Located on the cooling passage, the flow guide for guiding the cooling air flow to the intake port; cooking apparatus comprising a. The method of claim 6, The cooking space is provided with an intake vent on one side, And a flow guide guiding cooling air flow from the magnetron to the intake port. Casing; A cooking space provided in the casing; An upper space provided between the upper outer surface of the cooking space and the upper inner surface of the casing; A rear space provided between the back outer surface of the cooking space and the back inner surface of the casing; A cooling passage extending from the rear space to the upper space; A first heat generating member provided in the rear space; And, And a second heat generating member provided in the upper space and generating more heat than the first heat generating member. The method of claim 9, And a cooling fan provided in a lower portion of the rear space and generating a cooling air flow to create a cooling flow path. delete The method of claim 9, A heat generating member provided in the rear space and including at least two of a convection heater assembly, a magnetron, a high voltage transformer, and a high voltage capacitor; And, Cooking apparatus comprising a; a heater provided in the upper space. The method of claim 10, A door rotatably coupled to the front of the cooking space; A pair of side spaces formed between the opposite outer surfaces of the cooking space and the opposite inner surfaces of the casing corresponding thereto; And a lower space formed between the bottom and the base of the cooking space. The method of claim 13, Cooling air flow generated by the cooling fan rises through the rear space and flows to the upper space, flows from the rear space and the upper space to the side space, flows from the side space to the lower space and is exhausted through the exhaust port, and the door from the upper space Cooking apparatus characterized in that the flow through the exhaust through the exhaust port. The method of claim 13, A control panel provided at an upper position of the door corresponding to the upper space; And a relay substrate provided in the upper space and interlocked with the control panel. The method of claim 5, The partition includes two openings, and the two openings guide the cooling air flow generated from the cooling fan to the spaced first and second sub-flow paths and are positioned along the first and second sub-flow paths. A cooking appliance characterized by cooling the members. The method of claim 16, The first sub-channel allows a part of the cooling air flow from the cooling fan to flow into the magnetron provided in the rear space by the flow guide provided in the rear space, and at the same time the cooking space by the other flow guide provided in the rear space from the magnetron. And flows another portion of the cooling air flow from the cooling fan into the upper space above the cooking space. The method of claim 17, And the second sub-channel allows the cooling air flow to flow from the cooling fan to the high pressure transformer and the high pressure capacitor respectively provided in the rear space and to the upper space.

Images