Cooking appliance

Abstract

This cooking appliance comprises: a main body having a cooking chamber; a circulation fan which is provided to circulate air in the main body or to allow the air to be in communication with the outside; a door coupled to the main body to cover part of the cooking chamber and comprising a door duct therein, through which air flows; and a drawer device provided under the cooking chamber and having an accommodation space formed therein, wherein the drawer device comprises: a drawer body having an accommodation space; and a drawer front panel coupled to the end portion of the drawer body. The drawer front panel comprises a drawer duct through which air can flow in the drawer device.

Description

Cooking appliances

[0001] The present disclosure relates to a cooking appliance.

[0002] A cooking appliance is a device used to heat and cook food or other food items. Specifically, it can perform various cooking-related functions, such as heating, defrosting, drying, and sterilizing the food.

[0003] Examples of such cooking appliances include oven ranges, microwave ovens, gas ranges, electric ranges, gas grills, or electric grills.

[0004] An oven range (hereinafter referred to as a cooking appliance) is a device that cooks food by directly transferring heat to food or heating the inside of the cooking chamber through a heating source that generates heat, such as a heater.

[0005] An oven range comprises a cabinet-shaped body, within which an oven is provided, and a cooktop comprising at least one heating element may be provided on the upper portion of the body. A drawer may be provided on the lower portion of the body for storing food and utensils or performing cooking functions. Electricity or gas may be used as the energy source for heating for cooking.

[0006] Cooking appliances use a heating source to generate heat. The air inside the appliance heated by the heating source can increase the temperature of the components within the appliance. Excessive heating of components exposed to the user can result in injury.

[0007] One aspect of the present disclosure provides a cooking appliance having a heat dissipation structure capable of preventing the temperature of a door from rising.

[0008] One aspect of the present disclosure provides a cooking appliance having a heat dissipation structure capable of preventing the temperature of a drawer device from rising.

[0009] One aspect of the present disclosure provides a cooking appliance capable of placing components with limited operating temperatures, such as a camera and PBA, inside a door by lowering the temperature inside the door.

[0010] The technical problems to be achieved in this document are not limited to the technical problems mentioned above, and other technical problems not mentioned can be clearly understood by a person having ordinary skill in the technical field to which the present invention belongs from the description below.

[0011] According to one embodiment, a cooking appliance includes a main body having a cooking chamber, a circulation fan configured to circulate air inside the main body or to communicate air with the outside, a door coupled to the main body and configured to cover a portion of the cooking chamber, the door including a door duct through which air flows inside the door, and a drawer device provided at a lower portion of the cooking chamber and having a storage space formed therein, wherein the drawer device includes a drawer body having a storage space, and a drawer front panel coupled to an end of the drawer body, and the drawer front panel includes a drawer duct through which air can flow inside the drawer device.

[0012] According to one embodiment, a cooking appliance includes a main body having a cooking chamber, a door coupled to the main body and provided to cover a portion of the cooking chamber, the door including a door duct through which air flows inside the door, and a drawer device provided at a lower portion of the cooking chamber and having a storage space formed therein, wherein the drawer device includes a drawer body having a storage space, and a drawer front panel coupled to an end of the drawer body, the drawer front panel including a first panel forming a front surface of the drawer front panel, a second panel provided at a rear portion of the first panel and forming a rear surface of the drawer front panel, and a drawer duct formed between the first panel and the second panel, and air discharged from the drawer duct is discharged to the door duct to form an air curtain between the drawer front panel and the door so as to prevent heat radiated from the cooking chamber from being transferred to the drawer front panel.

[0013] According to one embodiment, a cooking appliance comprises a main body having a cooking chamber, a door coupled to the main body and provided to cover a portion of the cooking chamber, the door including a door duct through which air flows inside the door, a drawer body having a drawer handle portion and a storage space, a drawer device including a drawer front panel coupled to an end of the drawer body and disposed at a lower portion of the cooking chamber, and a drawer case disposed at a lower portion of the cooking chamber and provided to receive the drawer device, wherein the drawer device further includes a drawer rear opening formed to discharge heat inside the drawer body to the outside of the drawer body, and the drawer case includes a case rear opening formed to correspond to the drawer rear opening, and the drawer front panel includes a first panel forming a front surface of the drawer front panel, a second panel provided at a rear surface of the first panel and forming a rear surface of the drawer front panel, and a drawer duct formed between the first panel and the second panel, and from the cooking chamber In order to prevent the radiated heat from being transferred to the drawer handle, the air discharged from the drawer duct is discharged to the door duct to form an air curtain between the drawer device and the door.

[0014] FIG. 1 is a drawing illustrating a cooking appliance according to one embodiment.

[0015] FIG. 2 is a drawing illustrating a cooking appliance according to one embodiment.

[0016] FIG. 3 is a drawing illustrating a cooking appliance including a drawer device according to one embodiment.

[0017] Figure 4 is a cross-sectional side view of a cooking appliance according to one embodiment.

[0018] FIG. 5 is a perspective view illustrating a portion of a cooking appliance according to one embodiment.

[0019] FIG. 6 is a drawing illustrating a door of a cooking appliance according to one embodiment.

[0020] FIG. 7 is a cross-sectional view illustrating a portion of a cross-section of a cooking appliance according to one embodiment.

[0021] FIG. 8 is a drawing illustrating a drawer device and a drawer case of a cooking appliance according to one embodiment.

[0022] FIG. 9 is a cross-sectional view of a drawer device and a drawer case of a cooking appliance according to one embodiment.

[0023] Fig. 10 is an exploded perspective view of the drawer front panel of the drawer device of the cooking appliance according to one embodiment.

[0024] FIG. 11 is a drawing illustrating a drawer handle portion of a front panel of a cooking appliance according to one embodiment.

[0025] FIG. 12 is a drawing illustrating a drawer device of a cooking appliance according to one embodiment.

[0026] FIG. 13 is an exploded perspective view of the drawer front panel of the drawer device of the cooking appliance according to one embodiment.

[0027] The embodiments described in this specification and the configurations illustrated in the drawings are merely preferred examples of the disclosed invention, and there may be various modified examples that can replace the embodiments and drawings of this specification at the time of filing of this application.

[0028] Additionally, the same reference numbers or symbols presented in each drawing of this specification represent parts or components that perform substantially the same function.

[0029] In addition, the terminology used in this specification is used to describe embodiments and is not intended to limit and / or restrict the disclosed invention. The singular expression includes plural expression unless the context clearly indicates otherwise. In this specification, the terms "comprise" or "have" and the like are intended to specify the presence of a feature, number, step, operation, component, part, or combination thereof described in the specification, but do not exclude in advance the possibility of the presence or addition of one or more other features, numbers, steps, operations, components, parts, or combinations thereof.

[0030] Additionally, terms including ordinal numbers such as “first,” “second,” etc. used herein may be used to describe various components, but the components are not limited by the terms, and the terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the first component may be referred to as the second component, and similarly, the second component may also be referred to as the first component. The term “and / or” includes any combination of a plurality of related listed items or any item among a plurality of related listed items.

[0031] Meanwhile, the terms “upper and lower directions,” “lower side,” and “front and rear directions” used in the following description are defined based on the drawings, and the shape and position of each component are not limited by these terms.

[0032] Hereinafter, one embodiment is described in detail with reference to the attached drawings.

[0033] FIG. 1 and FIG. 2 are drawings illustrating a cooking appliance (1) according to one embodiment, FIG. 3 is a drawing illustrating a cooking appliance (1) including a drawer device (100) according to one embodiment, and FIG. 4 is a side cross-sectional view of a cooking appliance (1) according to one embodiment.

[0034] The main body (10) may include a first cooking section (10a) and a second cooking section (10b) positioned above the first cooking section (10a). The first cooking section (10a) may be an oven, and the second cooking section (10b) may be a range. The main body (10) may further include a drawer device (100) provided below the first cooking section (10a), which is in the form of a drawer and is inserted and pulled out in a sliding manner.

[0035] The main body (10) of the cooking appliance (1) may include only the first cooking section (10a) among the first cooking section (10a) and the second cooking section (10b).

[0036] The main body (10) may have a cooking chamber (11). More specifically, the first cooking section (10a) may include a cooking chamber (11) forming a cooking space.

[0037] A cooking appliance (1) may include a door (20). The door (20) may be coupled to a main body (10). The door (20) may be rotatably coupled to the main body (10). The door (20) may rotate in a direction that covers the cooking chamber (11). The door (20) may include a door duct (24) through which air flows inside the door (20). The door may include a door handle (25) formed to protrude toward the front of the cooking appliance.

[0038] A cooking appliance (1) may include a heating device (16). The main body (10) of the cooking appliance (1) may be arranged adjacent to a cooking chamber (11) and have a space independent from the cooking chamber (11), and may include an electrical compartment in which various electrical components such as circuit boards are provided.

[0039] The cooking appliance (1) may include a first cooking section (10a). The first cooking section (10a) may be disposed adjacent to the upper side of the cooking chamber (11) and may include a first cooking section (10a) heating source that generates heat and provides heat into the cooking chamber (11). The first cooking section (10a) heating source may be provided to heat the upper side of food accommodated in the cooking chamber (11). The first cooking section (10a) heating source may be a heater. A plurality of first cooking section (10a) heating sources may be provided. After food is accommodated in the cooking chamber (11) and the cooking chamber (11) is sealed by the door (20) and the heating device (16), the first cooking section (10a) heating source generates heat and transmits the generated heat to the cooking chamber (11) to cook the food by dry heat.

[0040] The first cooking section (10a) may be arranged to allow air to circulate within the cooking chamber (11). When cooking food, the air within the cooking chamber (11) may circulate. The hot air within the cooking chamber (11) may circulate to heat food contained within the cooking chamber (11) from a variety of directions.

[0041] The cooking appliance (1) may include a circulation fan (30) arranged at the rear of the cooking chamber (11) to circulate air inside the cooking appliance (1) or to communicate the air with the outside. In addition, the cooking appliance (1) may include a circulation motor that can drive the circulation fan (30). A plurality of circulation fans (30) may be provided, and the plurality of circulation fans (30) may be arranged vertically within the cooking chamber (11). The plurality of circulation fans (30) may be centrifugal fans or turbo fans that suck in air from the upper side and discharge it in a radial direction.

[0042] The cooking appliance (1) can be arranged to control the speed or amount of air contained inside the main body (10) by controlling the rotational power of the circulation motor.

[0043] The cooking appliance (1) may include a second cooking section (10b). The second cooking section (10b) may be provided to be exposed to the outside of the main body (10) and may include at least one heating plate on which a cooking container may be placed. The second cooking section (10b) may transfer heat generated toward a cooking container placed on the heating plate to cook food within the cooking container. The heating plate may be a heater that generates heat using electricity or gas.

[0044] The main body (10) of the cooking appliance (1) may include an interface. The interface may be provided to control the amount of heat generated for cooking in the first cooking section (10a) and the second cooking section (10b).

[0045] The interface may include an input unit. The input unit may be configured to control the heating source of the first cooking unit (10a). The input unit may be configured as a physical button or a touch button, and may receive on and off commands based on the number of inputs. Depending on the input from the input unit, the heating source of the first cooking unit (10a) may be turned on and off, and may be configured to control the amount of heat applied to the cooking chamber (11).

[0046] The interface may include a display unit. The display unit may be provided adjacent to the touch panel and may be a flat panel display, such as an LCD, PDP, or OLED, that displays multiple buttons and cooking information. The display unit may be provided to display information such as the type of food being cooked in the first cooking unit (10a), the cooking mode, the cooking temperature, the cooking execution time, the cooking start time, the elapsed time, the remaining time, and the cooking end time.

[0047] The interface may include a knob. The knob may be coupled with the heating plate of the second cooking section (10b) to operate the heating plate. The knob may be configured to rotate, and the amount of heat generated by the heating plate may be adjusted in proportion to the amount of rotation.

[0048] The cooking appliance (1) may include a drawer case (12) placed below the first cooking chamber (11). The drawer case (12) may be formed in an approximately rectangular parallelepiped shape. In addition, the cooking appliance (1) may include a drawer device (100) that can be slidably inserted or pulled out of the drawer case (12). The drawer case (12) may be formed in a drawer shape that can store food or cooking utensils.

[0049] The drawer device (100) may include a drawer body (110) formed in a form in which one side is open so as to be able to store food or cooking utensils, and a drawer front panel (120) that constitutes a part of the outer surface of the cooking appliance (1) and is coupled to an end of the drawer body (110). The drawer body (110) and the drawer front panel (120) may be coupled in various coupling methods such as a screw coupling method, but the present invention is not limited thereto, and it is sufficient if they are coupled so as not to be separated when a user pulls and pushes the drawer device (100) to open and close it. In addition, the drawer body (110) and the front panel may be formed integrally.

[0050] The drawer front panel (120) may include a first panel (121) that forms the appearance of the front of the lower part of the cooking appliance (1), a second panel (122) that is provided at the rear of the first panel (121) and forms the rear of the drawer front panel (120), and a third panel (123) that can connect between the first panel (121) and the second panel (122) and forms the upper surface of the drawer front panel (120).

[0051] That is, the drawer front panel (120) may be formed in a roughly rectangular shape with spaces formed between a plurality of panels. The internal space of the drawer front panel (120) may form a drawer duct (125) through which air can be introduced and discharged.

[0052] Specifically, the drawer front panel (120) may include a first opening (126) through which air is introduced into the drawer duct (125), and a second opening (127) formed to discharge air from the drawer duct (125) toward the door (20). The first opening (126) may be located at the bottom of the drawer front panel (120), and the second opening (127) may be located at the top of the drawer front panel (120).

[0053] As the circulation fan (30) operates, air drawn into the first opening (126) can be discharged toward the door (20) through the second opening (127). Specifically, air in the drawer duct (125) can be discharged toward the door duct (24) through a plurality of discharge holes (130a) formed in the drawer handle portion (130) supported on the edge of the second opening (127).

[0054] The drawer handle portion (130) may be supported by the second opening (127) and may be coupled to the second opening (127) formed in a part of the drawer front panel (120). However, the drawer handle portion (130) does not necessarily have to be manufactured in a manner in which it is formed separately from the drawer front panel (120) and coupled thereto, but may be formed integrally with a part of the drawer front panel (120).

[0055] A rail device (111) may be provided on both sides of the drawer body (110) to move the drawer device (100). The rail device (111) may guide the drawer device (100) so that it can slide inside the drawer case (12). The rail device (111) may be coupled to a rail coupling portion (13) provided on the inner surface of the drawer case (12).

[0056] Referring to Fig. 4, air may flow inside the cooking appliance (1) as the circulation fan (30) operates. However, the air flowing by the circulation fan (30) is not limited to the flow shown.

[0057] Air from outside the cooking appliance (1) can be introduced into the drawer duct (125) through a first opening (126) formed at the lower portion of the drawer front panel (120). Air introduced into the drawer duct (125) can be discharged from the drawer duct (125) through a second opening (127) formed at the upper portion of the drawer front panel (120). Specifically, air inside the drawer duct (125) can be discharged through a plurality of exhaust holes (130a) of the drawer handle portion (130) coupled to the second opening (127).

[0058] Air from outside the cooking appliance (1) and air discharged from the drawer duct (125) can be introduced into the door duct (24) through the first door opening (21) formed at the lower portion of the door (20). Air introduced into the door duct (24) can be discharged from the door duct (24) through the second door opening (22) formed at the upper portion of the door (20).

[0059] Air discharged from the drawer duct (125) can form an air curtain (A) between the drawer front panel (120) and the door (20). The air curtain can prevent heat emitted from the main body (10) from being transferred to the drawer handle (130).

[0060] A camera, a PBA, or other electrical components may be placed inside the door (20). If the temperature inside the door (20) is high, components inside the door (20) may not function properly. To address this issue, the temperature inside the door (20) may be lowered by allowing air discharged from the drawer duct (125) and external air to pass through the door duct (24).

[0061] The air outside the cooking device (1) and the air discharged from the door duct (24) can be delivered to the top duct (15) formed at the top of the cooking chamber (11). The air delivered to the top duct (15) can be discharged to the outside of the cooking device (1) through an opening provided at the rear of the second cooking section (10b).

[0062] The drawer device (100) may become hot due to radiant heat transmitted from the cooking chamber (11). This may also cause the temperature of the drawer handle (130) to rise. To prevent this, it is necessary to transfer the heat inside the drawer device (100) to the outside of the drawer device (100).

[0063] Accordingly, the drawer device (100) may include a drawer rear opening (110a) having an opening formed at the rear. The drawer case (12) may include a case rear opening (12a) corresponding to the drawer rear opening (110a). The body (10) may include a body rear opening (17) corresponding to the case rear opening (12a).

[0064] That is, the air inside the drawer device (100) can be discharged to the outside of the main body (10) through the drawer rear opening (110a), the case rear opening (12a), and the main body rear opening (17). In addition, the air inside the drawer device (100) can move to the upper part of the main body (10) through a gap formed around the drawer device (100) due to the intake generated by the operation of the circulation fan (30).

[0065] FIG. 5 is a perspective view illustrating a portion of a cooking appliance (1) according to one embodiment, and FIG. 6 is a drawing illustrating a door (20) of a cooking appliance (1) according to one embodiment.

[0066] Referring to FIG. 5, the cooking appliance (1) may include openings formed toward the bottom of the cooking appliance (1). Specifically, the drawer front panel (120) may include a first opening (126) through which air may be introduced, and the door (20) may include a first door opening (21) through which air may be introduced.

[0067] The first opening (126) may include a plurality of inlet holes formed at a predetermined interval. The main body (10) may be spaced apart from the floor surface by a predetermined distance so that air can be introduced through the plurality of inlet holes.

[0068] Referring to FIG. 6, the door (20) may include a second door opening (22) and a third door opening (23) formed to communicate the door duct (24) inside the door (20) with the outside.

[0069] The second door opening (22) may be formed at the top of the door (20). The second door opening (22) may include a plurality of holes formed at predetermined intervals. In the drawing, only the opening formed toward the upper side of the door (20) is expressed as the second door opening (22), but the second door opening (22) may include an opening through which air can be discharged at the upper side of the rear surface of the door (20).

[0070] A side member may be provided on the side of the door (20) to cover the second door opening (22) so that the second door opening (22) is not exposed to the outside. An opening may be formed in the side member to allow air to flow into the second door opening (22).

[0071] The door (20) can circulate air inside the door duct (24) by introducing or discharging air through the first door opening (21), the second door opening (22), and the third door opening (23). However, the present disclosure is not limited thereto, and may further include openings capable of lowering the temperature inside the door (20) in addition to the first door opening (21), the second door opening (22), and the third door opening (23).

[0072] Fig. 7 is a cross-sectional view showing a portion of a cross-section of a cooking appliance (1) according to one embodiment.

[0073] Air introduced through the first opening (126) can lower the temperature inside the drawer duct (125). The air introduced through the first opening (126) can be delivered to the second opening (127). Specifically, the air introduced through the first opening (126) can be delivered to the plurality of exhaust holes (130a) of the drawer handle part (130). That is, the air introduced through the plurality of intake holes can pass through the drawer duct (125) and be discharged through the plurality of exhaust holes (130a).

[0074] The sum of the sizes of the plurality of exhaust holes (130a) may be smaller than the sum of the sizes of the plurality of inlet holes. As a result, the air inside the drawer duct (125) may have a faster flow rate when discharged through the plurality of exhaust holes (130a) than when it is discharged through the plurality of inlet holes.

[0075] The air discharged from the drawer duct (125) can form an air curtain (A) faster than when it flows into the drawer duct (125). That is, the air discharged from the drawer duct (125) can be discharged toward the door (20) to block some of the radiant heat discharged from the cooking chamber (11). Specifically, the air introduced through the plurality of inlet holes can pass through the drawer duct (125) and be discharged through the plurality of discharge holes (130a). The air discharged through the plurality of discharge holes (130a) can be introduced into the door duct (24) through the first door opening (21) formed at the bottom of the door (20).

[0076] FIG. 8 is a drawing showing a drawer device (100) and a drawer case (12) of a cooking appliance (1) according to one embodiment, and FIG. 9 is a drawing showing a cross-section of a drawer device (100) and a drawer case (12) of a cooking appliance (1) according to one embodiment.

[0077] The cooking appliance (1) may include a drawer case (12) provided at the bottom of the cooking chamber (11). The drawer case (12) may be formed to be larger than the drawer body (110) of the drawer device (100) so as to accommodate the drawer device (100). The bottom surface of the drawer case (12) may be formed to have an open shape. This allows heat inside the drawer device (100) to be discharged through the bottom surface as well. However, although the drawing illustrates a shape in which the bottom surface of the drawer case (12) is open, the present disclosure is not limited thereto, and it is sufficient if the drawer case (12) is formed to be able to accommodate the drawer device (100).

[0078] The drawer device (100) can have a storage space formed inside. Specifically, the drawer body (110) is shaped so that one side is open, so that dishes or food can be stored in the storage space.

[0079] FIG. 10 is an exploded perspective view of a drawer front panel (120) of a drawer device (100) of a cooking appliance (1) according to one embodiment, and FIG. 11 is a drawing illustrating a drawer handle portion (130) of a front panel of a cooking appliance (1) according to one embodiment.

[0080] Referring to FIG. 10, the drawer front panel (120) may be formed to be detachable. Specifically, the drawer front panel (120) may include a first panel (121) forming the front of the drawer front panel (120), and a second panel (122) forming the back of the drawer front panel (120) and facing the first panel (121). In addition, the drawer front panel (120) may include a third panel (123) bent from one end of the first panel (121) and extending toward the second panel (122), and a fourth panel (124) bent from the other end of the first panel (121) and extending toward the second panel (122).

[0081] The first opening (126) may be formed in the fourth panel (124), and the second opening (127) may be formed in the third panel (123). In the drawing, the third panel (123) and the fourth panel (124) are shown as being formed by being folded from the first panel (121), but the present disclosure is not necessarily limited thereto. That is, the third panel (123) and the fourth panel (124) may be formed by being folded from the second panel (122), or may be formed separately from the first panel (121) and the second panel (122) and then combined.

[0082] Additionally, the drawer front panel (120) may include side panels forming both sides of the drawer front panel (120). In the drawing, the side panels are shown as being separated from the first panel (121) and the second panel (122), but the present disclosure is not necessarily limited thereto. That is, the side panels may be formed integrally with the first panel (121), the second panel (122), the third panel (123), or the fourth panel (124).

[0083] A second opening (127) may be formed at the upper portion of the drawer front panel (120). Specifically, the third panel (123) may include the second opening (127). The drawer handle portion (130) may be accommodated in the second opening (127).

[0084] The drawer handle portion (130) may include a support rib (131) that is provided to be coupled to the edge of the second opening (127), an extension rib (132) that is provided to be bent from the support rib (131) and extend toward the inside of the drawer duct (125), and a plurality of discharge holes (130a), and may include a discharge rib (133) that extends from the end of the extension rib (132).

[0085] The support rib (131) may be formed to be larger than the second opening (127) in one direction so as to be supported by the second opening (127). The extension rib (132) may be formed approximately perpendicular to the support rib (131). The extension rib (132) may serve as a handle that a user can hold to open the drawer device (100). The discharge rib (133) may be formed by bending from an end of the extension rib (132). The discharge rib (133) may include a plurality of discharge holes (130a) that discharge air inside the drawer duct (125) to form an air curtain (A).

[0086] FIG. 12 is a drawing illustrating a drawer device of a cooking appliance according to one embodiment, and FIG. 13 is an exploded perspective view of a drawer front panel of a drawer device of a cooking appliance according to one embodiment.

[0087] The drawer device (200) may include a drawer body (210) formed in a form in which one side is open so as to be able to store food or cooking utensils, and a drawer front panel (220) that constitutes a part of the outer surface of the cooking appliance (1) and is coupled to an end of the drawer body (210). The drawer body (210) and the drawer front panel (220) may be coupled in various ways, such as a screw coupling method, but are not limited thereto, and it is sufficient if they are coupled so as not to be separated when a user pulls and pushes the drawer device (200) to open and close it. In addition, the drawer body (210) and the front panel may be formed integrally.

[0088] The drawer front panel (220) may include a first panel (221) that forms the exterior of the front of the lower part of the cooking appliance (1), a second panel (222) that is provided at the rear of the first panel (221) and forms the rear of the drawer front panel (220), and a third panel (223) that can connect between the first panel (221) and the second panel (222) and forms the upper surface of the drawer front panel (220).

[0089] The drawer front panel (220) may be formed to be detachable. Specifically, the drawer front panel (220) may include a first panel (221) forming the front of the drawer front panel (220), and a second panel (222) forming the back of the drawer front panel (220) and facing the first panel (221). In addition, the drawer front panel (220) may include a third panel (223) connecting the upper portion of the first panel (221) and the upper portion of the second panel (222), and a fourth panel (224) forming the lower portion of the drawer front panel (220).

[0090] The third panel (223) may be formed to face the lower portion of the door (20). Specifically, the third panel (223) may include a third panel plate (2231) formed in a plate shape facing the lower portion of the door (20), and a drawer handle portion (230) recessed from the third panel plate (2231). The third panel plate (2231) and the drawer handle portion (230) may be formed integrally.

[0091] The drawer handle portion (230) may be formed to be recessed in a direction away from the door based on the third panel plate (2231). As the drawer handle portion (230) is formed to be recessed, a user can open and close the drawer device (200) by pulling the drawer handle portion (230).

[0092] The drawer front panel (220) may include a first opening (226) through which air is introduced into the drawer duct (225). The first opening (226) may include a plurality of inlet holes arranged at a predetermined interval. In addition, the drawer handle portion (230) may include a plurality of exhaust holes (230a) formed to exhaust air from the drawer duct (225) toward the door (20).

[0093] The drawer duct (225) can be formed by being surrounded by the first panel (221), the second panel (222), the third panel (223), and the fourth panel (124). That is, the drawer duct (225) can discharge air introduced from a plurality of inlet holes formed at the bottom of the drawer front panel (220) to a plurality of exhaust holes (230a).

[0094] Air drawn in through multiple inlet holes is discharged toward the door (20) through multiple exhaust holes (230a), and an air curtain (A) can be formed between the drawer front panel (220) and the door (20).

[0095] According to one embodiment, a cooking appliance (1) includes a main body (10) having a cooking chamber (11), a circulation fan (30) provided to circulate air inside the main body (10) or to communicate air with the outside, a door (20) coupled to the main body (10) to cover a portion of the cooking chamber (11), the door (20) including a door duct (24) through which air flows inside the door (20), and a drawer device (100) provided at a lower portion of the cooking chamber (11) and having a storage space formed therein, wherein the drawer device (100) includes a drawer body (110) having a storage space, and a drawer front panel (120) coupled to an end of the drawer body (110), and the drawer front panel (120) includes a drawer duct (125) through which air can flow inside the drawer device (100). According to the present disclosure, it is possible to prevent the temperature of the door (20) and the drawer device (100) from rising.

[0096] The above drawer front panel (120) may include a first opening (126) through which air flows into the drawer duct (125), and a second opening (127) formed to discharge air flowing into the drawer duct (125) toward the door duct (24).

[0097] The drawer device (100) further includes a drawer handle portion (130) which is provided to be accommodated in the second opening (127) and has a plurality of exhaust holes (130a) formed to exhaust air of the drawer duct (125), and in order to prevent heat radiated from the cooking chamber (11) from being transferred to the drawer handle portion (130), air discharged from the drawer duct (125) may be provided to be discharged to the door duct (24) to form an air curtain (A) between the drawer device (100) and the door (20). According to the present disclosure, heat transferred from the cooking chamber (11) to the drawer device (100) can be blocked, thereby preventing the temperature of the drawer handle portion (130) from rising.

[0098] The above first opening (126) may include a plurality of inlet holes formed at a predetermined interval.

[0099] In one embodiment, the cooking appliance (1) may have a sum of sizes of the plurality of discharge holes (130a) smaller than a sum of sizes of the plurality of inlet holes.

[0100] The drawer handle portion (130) may include a support rib (131) that is provided to be coupled to the edge of the second opening (127), an extension rib (132) that is provided to be bent from the support rib (131) and extend toward the inside of the drawer duct (125), and a discharge rib (133) that includes the plurality of discharge holes (130a) and extends from the end of the extension rib (132).

[0101] The drawer device (100) may further include a drawer rear opening (110a) formed to discharge heat inside the drawer body (110) to the outside of the drawer body (110). According to the present disclosure, heat transferred from the cooking chamber (11) to the drawer device (100) can be discharged through the rear of the drawer device (100), thereby preventing the temperature inside the drawer device (100) from rising.

[0102] A drawer case (12) is provided to accommodate the drawer device (100), and is disposed at the lower portion of the cooking chamber (11) and includes a case rear opening (12a) formed to correspond to the drawer rear opening (110a), and further includes a rear duct (14) formed between the cooking chamber (11) and the rear of the main body (10) and connected to the circulation fan (30), and the circulation fan (30) may be provided to suck air of the drawer device (100) through the drawer rear opening (110a), the case rear opening (12a), and the rear duct (14) when the circulation fan (30) is operated.

[0103] It further includes a top duct (15) formed between the cooking chamber (11) and the upper surface of the main body (10) and connected to the circulation fan (30), and the circulation fan (30) is arranged to suck in air through the drawer duct (125), the door duct (24) and the top duct (15) when the circulation fan (30) is operated, and the top duct (15) may be arranged to receive air from at least one of the door duct (24) and the outside of the main body (10).

[0104] The drawer front panel (120) includes a first panel (121) forming the front of the drawer front panel (120), a second panel (122) provided at the rear of the first panel (121) and forming the rear of the drawer front panel (120), and a third panel (123) bent from an end of the first panel (121) and extending toward the second panel (122), and the drawer handle portion (130) may be provided to be supported by the edge of the second opening (127) formed in the third panel (123).

[0105] The above door (20) may include a first door opening (21) through which air delivered from at least one of the drawer duct (125) and the exterior of the main body (10) is introduced, and a second door opening (22) formed to discharge air inside the door duct (24).

[0106] The above door (20) may further include a third door opening (23) formed on a side of the door (20) to connect the exterior of the door (20) and the door duct (24).

[0107] The above drawer device (100) further includes a rail device (111) that guides the drawer body (110) to slide inside the drawer case (12), and the drawer case (12) can be coupled with the rail device (111).

[0108] The sum of the sizes of the plurality of discharge holes (130a) may be smaller than half the sum of the sizes of the plurality of inlet holes.

[0109] A cooking appliance (1) according to one embodiment comprises a main body (10) having a cooking chamber (11), a door (20) coupled to the main body (10) to cover a part of the cooking chamber (11), the door (20) including a door duct (24) through which air flows inside the door (20), and a drawer device (200) provided at a lower portion of the cooking chamber (11) and having a storage space formed therein, wherein the drawer device (200) comprises a drawer body (210) having a storage space, and a drawer front panel (220) coupled to an end of the drawer body (210), wherein the drawer front panel (220) comprises a first panel (221) forming the front of the drawer front panel (220), a second panel (222) provided at the rear of the first panel (221) and forming the rear of the drawer front panel (220), and the first A drawer duct (225) is formed between the panel (221) and the second panel (222), and air discharged from the drawer duct (225) is discharged to the door duct (24) to form an air curtain (A) between the drawer front panel (220) and the door (20) so as to prevent heat radiated from the cooking chamber (11) from being transferred to the drawer front panel (220). According to the present disclosure, the temperature of the door (20) and the drawer device (200) can be prevented from rising.

[0110] The above drawer front panel (220) further includes a third panel (223) connecting the upper portion of the first panel (221) and the upper portion of the second panel (222), and the third panel (223) may include a third panel plate (2231) arranged on the upper portion of the drawer front panel (220) to correspond to the lower portion of the door (20), and a drawer handle portion (230) recessed in the third panel plate (2231).

[0111] The drawer front panel (220) may further include a plurality of inlet holes formed in the lower portion of the drawer front panel (220) to allow air to flow into the drawer duct (24), and the drawer handle portion (230) may include a plurality of exhaust holes (230a) formed to discharge air flowing into the drawer duct (225) toward the door duct (24).

[0112] The drawer case (12) is further provided to be arranged at the lower portion of the cooking chamber and accommodate the drawer device (200), and the drawer device (200) further includes a drawer rear opening (210a) formed to discharge heat inside the drawer body (210) to the outside of the drawer body (210), and the drawer case (12) may include a case rear opening (12a) formed to correspond to the drawer rear opening (210a).

[0113] The sum of the sizes of the plurality of inlet holes may be smaller than the sum of the sizes of the plurality of discharge holes (230a).

[0114] A cooking appliance (1) according to one embodiment comprises a main body (10) having a cooking chamber (11), a door (20) coupled to the main body (10) and provided to cover a part of the cooking chamber (11), the door (20) including a door duct (24) through which air flows inside the door (20), a drawer handle part (130), a drawer body (110) having a storage space, a drawer front panel (120) coupled to an end of the drawer body (110), and a drawer device (100) disposed at a lower portion of the cooking chamber (11), and a drawer case (12) disposed at a lower portion of the cooking chamber (11) and provided to accommodate the drawer device (100), wherein the drawer device (100) comprises a drawer rear surface formed to discharge heat inside the drawer body (110) to the outside of the drawer body (110). The drawer case (12) further includes an opening (110a), and the drawer case (12) includes a case rear opening (12a) formed to correspond to the drawer rear opening (110a), and the drawer front panel (120) includes a first panel (121) forming the front of the drawer front panel (120), a second panel (122) provided at the rear of the first panel (121) and forming the rear of the drawer front panel (120), and a drawer duct (125) formed between the first panel (121) and the second panel (122), and the air discharged from the drawer duct (125) is discharged to the door duct (24) to prevent heat radiated from the cooking chamber (11) from being transferred to the drawer handle portion (130) between the drawer device (100) and the door (20). It is arranged to form an air curtain (A).

[0115] The drawer front panel (120) includes a first panel (121) forming the front of the drawer front panel (120), a second panel (122) provided at the rear of the first panel (121) and forming the rear of the drawer front panel (120), and a third panel (123) bent from an end of the first panel (121) and extending toward the second panel (122), and the drawer handle portion (130) includes a support rib (131) provided to be supported by a part of the drawer front panel (120), an extension rib (132) bent from the support rib (131) and extending toward the inside of the drawer duct (125), and a plurality of exhaust holes (130a) extending from the end of the extension rib (132) and formed to exhaust air of the drawer duct (125). It may include an exhaust rib (133).

[0116] The effects that can be obtained from the present disclosure are not limited to the effects mentioned above, and other effects that are not mentioned can be clearly understood by a person having ordinary skill in the art to which the present disclosure belongs from the description below.

[0117] The above illustrates and describes specific embodiments. However, the invention is not limited to the above-described embodiments, and those skilled in the art will readily appreciate that various modifications and implementations can be made without departing from the spirit and scope of the invention as set forth in the claims below.

Claims

1. Main body having a cooking compartment; A circulation fan provided to circulate the air inside the main body or communicate it with the outside; A door coupled to the main body and provided to cover a portion of the cooking chamber, the door including a door duct through which air flows inside the door; and A drawer device provided at the lower part of the above cooking chamber and having a storage space formed inside; The above drawer device includes a drawer body having a storage space and a drawer front panel coupled to an end of the drawer body, A cooking appliance wherein the drawer front panel includes a drawer duct through which air can flow into the interior of the drawer device.

2. In paragraph 1, A cooking appliance wherein the drawer front panel includes a first opening through which air is introduced into the drawer duct, and a second opening formed to discharge air introduced into the drawer duct toward the door duct.

3. In paragraph 2, The drawer device further comprises a drawer handle portion configured to be received in the second opening and including a plurality of discharge holes formed to discharge air in the drawer duct, A cooking appliance in which air discharged from the drawer duct is discharged to the door duct to form an air curtain between the drawer device and the door, so as to prevent heat radiated from the cooking chamber from being transferred to the drawer handle portion.

4. In paragraph 3, A cooking appliance wherein the first opening includes a plurality of inlet holes formed at predetermined intervals. A cooking appliance wherein the sum of the sizes of the plurality of discharge holes is smaller than the sum of the sizes of the plurality of inlet holes.

5. In paragraph 3, The above drawer handle part is, A support rib provided to be joined to the edge of the second opening, An extension rib that is bent from the above support rib and is provided to extend toward the inside of the drawer duct, A cooking appliance comprising a plurality of discharge holes and a discharge rib extending from an end of the extension rib.

6. In paragraph 2, A cooking appliance wherein the drawer device further includes a drawer rear opening formed to discharge heat inside the drawer body to the outside of the drawer body.

7. In paragraph 6, A drawer case having a case rear opening formed to correspond to the drawer rear opening, and arranged at the lower part of the cooking chamber and configured to accommodate the drawer device; and Further comprising a rear duct formed between the cooking chamber and the rear of the main body and connected to the circulation fan; A cooking appliance in which the circulation fan is arranged to suck air from the drawer device through the rear opening of the drawer, the rear opening of the case, and the rear duct when the circulation fan is in operation.

8. In paragraph 5, Further comprising a top duct formed between the cooking chamber and the upper surface of the main body and connected to the circulation fan; The above circulation fan is arranged to suck air through the drawer duct, the door duct and the top duct when the above circulation fan is in operation. A cooking appliance in which the top duct is provided to receive air from at least one of the door duct and the exterior of the main body.

9. In paragraph 3, The above drawer front panel is, A first panel forming the front of the above drawer front panel, A second panel provided at the rear of the first panel and forming the rear of the front panel of the drawer; A third panel is included that is bent from an end of the first panel and extends toward the second panel, A cooking appliance in which the drawer handle portion is provided to be supported on the edge of the second opening formed in the third panel.

10. In paragraph 8, The above door, A first door opening through which air is introduced from at least one of the drawer duct and the exterior of the main body, A cooking appliance comprising a second door opening formed to discharge air within the door duct.

11. In paragraph 9, A cooking appliance wherein the door further includes a third door opening formed on a side of the door to communicate the exterior of the door with the door duct.

12. In paragraph 7, The above drawer device further includes a rail device that guides the drawer body to be able to slide within the drawer case, The above drawer case is a cooking appliance to which the above rail device is combined.

13. In paragraph 4, A cooking appliance wherein the sum of the sizes of the plurality of discharge holes is smaller than half the sum of the sizes of the plurality of inlet holes.

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