JP6162538B2 - Cooker - Google Patents

Description

  The present invention relates to a heating cooker provided with a top plate on the upper part of an appliance body.

  Conventionally, for example, in a built-in stove, aluminum is provided on the outer peripheral edge of a rectangular top plate composed of a glass plate (main body plate) provided with a stove portion and an aluminum middle plate (rear plate) provided with an exhaust port of the grill portion. A top plate structure is known in which an outer frame (frame body) formed by extrusion molding is joined and formed. For example, on the upper end side of the outer frame, a flange portion that abuts the upper surface of the intermediate plate is projected, while a lower groove formed below the intermediate plate at the joint surface with the intermediate plate in the outer frame is formed on the lower surface of the intermediate plate. A top plate structure of a heating cooker is known in which a connecting plate provided with a support portion at the upper end is inserted and fixed, and an intermediate plate is sandwiched between the flange portion and the supporting portion of the connecting plate (for example, Patent Document 1). reference).

JP 2008-2754 A

  However, in the top plate structure described in Patent Document 1, since the heel portion of the outer frame is located on the top surface of the top plate, when spilled or the like during cooking falls on the top plate and enters between the heel portion and the top plate, Dirt may adhere and impair the beauty. In addition, the outer frame protrudes above the top surface of the top plate and also protrudes to the side of the top plate. Even if the top plate body having such an outer frame is subjected to, for example, a glass coat to improve its appearance, the outer frame is conspicuous, and therefore it is difficult to improve the aesthetic appearance of the entire top plate.

  Then, in order to improve the aesthetics of the top plate, when trying to position the outer frame on the lower side of the glass plate, the glass plate and the middle plate are formed by the outer frame as in the top plate structure described in Patent Document 1. In addition, there is a problem that it is not possible to adopt a structure that sandwiches a back plate provided on the lower side of a glass plate or the like from above and below.

  An object of the present invention is to provide a cooking device capable of accurately positioning and fixing a rear plate behind the main body plate even in a top plate portion where the frame is inconspicuous.

The cooking device of the invention according to claim 1 of the present invention is a cooking device provided with a rectangular plate-shaped top plate portion covering the upper surface opening of the appliance body, and the top plate portion is a rectangular main plate. And a rear plate provided at the rear of the main body plate and provided with a grill exhaust port communicating with a grill cabinet installed in the appliance main body, and the lower side in a state where the main body plate and the rear plate are arranged at the front and rear. A main body plate support portion, which is a part of the frame body that supports the main body plate, is fixed to the lower side of the main body plate and inside the outer periphery of the main body plate, and the frame The rear plate support portion, which is a part of the body that supports the rear plate, is provided with a groove portion that is provided along the outer periphery excluding the front end portion of the rear plate and that fits a rib protruding downward from above. The left and right widths of the main body plate are longer than the left and right widths of the rear plate, The end portion is provided with an inclined portion that inclines forward and at least both corners on the rear end side of the main body plate are formed in a tapered shape, and the main body plate and the rear plate are supported by the frame body. In the state, the inclined portion of the rear plate covers the rear end portion of the main body plate and a part of each of the corner portions connected to the rear end portion from above, and further, Outside the ribs provided at both left and right ends, the remaining portions excluding the portions of the two corners, and the left and right side end portions of the main body plate connected to the remaining portions, It is characterized by each projecting outward .

The cooking device of the invention according to claim 1, grooves are provided in the plate supporting portion after a portion for supporting the out rear plate of the frame, with respect to the groove portion, except the front end portion of the rear plate Ribs provided along the outer periphery and projecting downward can be fitted from above. Thus, the rear plate can be accurately positioned and fixed behind the main body plate even in the top plate portion where the frame body is inconspicuous because the outer periphery of the main body plate becomes the outer peripheral portion of the top plate portion as it is.

In addition , since the inclined portion of the rear plate covers the rear end portion of the main body plate and each of the corner portions connected to the rear end portion from above, the joint between the main body plate and the rear plate is gently formed. can do. Moreover, the main body plate can be made more conspicuous than the rear plate by making the width of the main body plate wider than the width of the rear plate.

1 is an overall perspective view of a stove 1. FIG. 3 is a perspective view of a top plate 3. FIG. 3 is a plan view of a top plate 3. FIG. FIG. 4 is an exploded perspective view seen from the upper side of the top plate 3. FIG. 4 is an exploded perspective view seen from the lower side of the top plate 3. FIG. 4 is a cross-sectional view taken along the line I-I in FIG. 3. It is the elements on larger scale around the corner | angular part 26 of the glass plate 11 in FIG. It is the elements on larger scale around the corner | angular part 27 of the glass plate 11 in FIG.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. In FIG. 1 and FIG. 2, left diagonally downward, right diagonally upward, right diagonally downward, and left diagonally upward are the front, rear, right, and left of the stove 1 and top plate 3, respectively.

  First, the entire structure of the stove 1 will be described. The stove 1 is a built-in stove that is dropped into an opening provided in a counter top of a kitchen (not shown). As shown in FIG. 1, the stove 1 includes a substantially rectangular parallelepiped instrument body 2. A top plate 3 (corresponding to the “top plate portion” of the present invention) is attached to the upper part of the instrument body 2. A glass plate 11 is provided on the front side of the top plate 3, and a rear plate 12 is provided on the rear side. A right burner 4 is provided on the right front side of the glass plate 11, a left burner 5 is provided on the left front side, and a back burner 6 is provided on the center rear side. In the center of the rear plate 12, a grill exhaust port 7 communicating with a grill cabinet (not shown) installed in the appliance body 2 is provided, and a flame shield cover 7A is installed in the grill exhaust port 7. .

  As shown in FIG. 2, in the top plate 3, a frame 13 described later is provided below the glass plate 11 and the rear plate 12. The frame 13 supports the glass plate 11 and the rear plate 12 from below. As shown in FIG. 3, when the top plate 3 is viewed in a plan view, the outer peripheral surface of the frame 13 is the outer periphery of each end at the front end 11 </ b> A, the left end 11 </ b> B, and the right end 11 </ b> C of the glass plate 11. Since the frame body 13 is disposed slightly inside the surface, the frame body 13 is not conspicuous. Therefore, the presence of the glass plate 11 is increased in the top plate 3, and a clean and sharp impression peculiar to glass can be given to the user.

  A grill door 8 is provided on the front surface of the appliance body 2. The grill door 8 is slidable in the front-rear direction by a rail unit (not shown) provided in the grill cabinet. A handle portion 9 is provided on the front upper portion of the grill door 8. When the user puts his / her finger on the handle portion 9 from the lower side and pulls the grill door 8 toward the front side, the unillustrated grill net and tray can be simultaneously taken out from the grill cabinet by the extension operation by the rail unit.

  Next, the structure of the top plate 3 will be specifically described. As shown in FIGS. 2 and 3, the top plate 3 is formed in a rectangular shape in plan view and includes an outer peripheral edge that covers the upper opening of the instrument body 2 (see FIG. 1) and projects outward. 4 and 5, the top plate 3 includes a glass plate 11 (corresponding to the “main body plate” of the present invention), a rear plate 12, a frame body 13, a first back plate 14, and a second back plate. 15 are combined with each other to form one plate.

  Next, the shape of the glass plate 11 will be described. As shown in FIG. 4, the glass plate 11 is formed in a rectangular shape in plan view, and is provided with a burner opening 21 on the right front side, a burner opening 22 on the left front side, and a burner opening 23 on the center back side. . The burner openings 21 to 23 are formed in a circular shape, and metal bases 71, 72, and 73 (see FIGS. 2 and 3) are respectively attached thereto. The right burner 4 is inserted into the burner opening 21, the left burner 5 is inserted into the burner opening 22, and the back burner 6 is inserted into the burner opening 23 from below through a first back plate 14 and a second back plate 15, which will be described later. The

  Furthermore, the glass plate 11 includes a front end portion 11A, a left end portion 11B, a right end portion 11C, a rear end portion 11D, and four corner portions 24-27. The corner 24 is the left front corner of the glass plate 11, the corner 25 is the right front corner of the glass plate 11, the corner 26 is the left rear corner of the glass plate 11, and the corner 27 is the glass plate 11. This is the right rear corner. The top surfaces of the front end portion 11A, the left end portion 11B, and the right end portion 11C, which are outer peripheral portions excluding the rear end portion 11D, are each formed in a tapered shape that gently slopes downward toward the outside. Thereby, while improving the beauty | look of the edge part periphery exposed to the exterior of the glass plate 11, the safety at the time of each edge part contacting a user can also be improved.

  And especially in this embodiment, as shown in FIG. 3, the left-right width L1 of the glass plate 11 is a little wider than the left-right width L2 of the backplate 12 mentioned later. Thereby, in the top plate 3, since the glass plate 11 located in the user side can be made more conspicuous than the back plate 12, the clean and sharp impression peculiar to glass can be given more strongly to a user.

  Next, the shape of the rear plate 12 will be described. As shown in FIGS. 2 and 3, the rear plate 12 is formed in a horizontally long rectangular shape in plan view and is made of aluminum. As shown in FIGS. 4 and 5, the rear plate 12 is formed in a U-shaped cover shape in which a cross section along the left-right width direction opens downward. The rear plate 12 includes an upper wall 31 and a rib 32. The upper wall 31 is formed in a horizontally long rectangular shape in plan view, and a grill exhaust port 7 is provided at the center thereof. The rib 32 protrudes downward along the left end, right end, and rear end of the upper wall 31. Therefore, the front surface of the rear plate 12 is formed in a U-shape (see FIG. 6) in a front view opened to the lower side by the front end portion 33 of the upper wall 31 and the ribs 32 positioned on both the left and right sides thereof. ing. Further, the front end portion 33 (corresponding to the “inclined portion” of the present invention) of the upper wall 31 is formed in a taper shape that gently descends and inclines toward the front.

  Next, the shape of the frame 13 will be described. As shown in FIGS. 4 and 5, the frame body 13 is an aluminum frame member having a rectangular shape in plan view. The frame 13 includes a main body plate support portion 41 and a rear plate support portion 42. The main body plate support part 41 is the most part that occupies the front side and the center of the frame 13 and is a part that supports the glass plate 11 from below. The rear plate support portion 42 is a remaining portion of the frame 13 excluding the main body plate support portion 41 and is a portion that supports the rear plate 12 from the lower side. The size of the main body plate support portion 41 is such that the outer peripheral surface of the main body plate support portion 41 is arranged slightly inside the outer peripheral edge portion of the glass plate 11 when arranged on the lower side of the glass plate 11. It is designed to be slightly smaller than the glass plate 11. On the other hand, the left and right widths of the rear plate support 42 are the same as the left and right widths of the main plate support 41 and are designed to correspond to the length of the rear plate 12 in the front-rear direction.

  A tongue piece 44 extending substantially horizontally toward the rear is provided at the inner edge portion of the front end portion of the frame body 13, and substantially horizontally toward the right side at the inner edge portion of the left end portion of the frame body 13. A rectangular tongue piece 45 (see FIG. 5) that is elongated in plan view is provided on the inner edge of the right end of the frame 13, and is elongated in plan view that extends substantially horizontally toward the left. A rectangular tongue piece 46 is provided, and a rectangular tongue piece 47 that is elongated in plan view and extends substantially horizontally toward the front is provided at the inner edge of the rear end portion of the frame 13. As will be described later, the tongue pieces 44 to 46 are portions bonded to the lower surface of the glass plate 11. The tongue piece 47 is a portion fixed in contact with the lower surface of the upper wall 31 of the rear plate 12, and includes a plurality of fixing holes 47 </ b> A for fixing to the upper wall 31 of the rear plate 12.

Furthermore, a groove portion 48 having a U-shaped cross section is provided on the upper portion of the rear plate support portion 42 along the upper shape of the rear plate support portion 42. The ribs 32 of the rear plate 12 are inserted into the groove portions 48 from above and fitted.

  As shown in FIG. 6, a flat fixed surface 13 </ b> A is provided at the lower portion of the frame body 13. A resin packing 70 is fixed to the fixing surface 13A with an adhesive. The packing 70 can be filled between the frame 13 of the top plate 3 and the open end of the upper part of the instrument main body 2, thereby filling the gap between the frame 13 and the open end of the instrument main body 2. Further, a rib 13B protruding downward is provided on the outer side of the fixed surface 13A. The rib 13B can prevent displacement of the packing 70 fixed to the fixed surface 13A. Moreover, since the rib 13B can hide the crushed packing 70 from the outside, the aesthetics around the top plate 3 can be improved.

  Next, the shape of the first back plate 14 will be described. As shown in FIGS. 4 and 5, the first back plate 14 is a metal plate that is formed in a rectangular shape in plan view and is fixed to the lower surface of the glass plate 11 and the lower surface of the rear plate 12. The first back plate 14, together with the frame 13, functions as a heat radiating plate that supports the plate 12 and releases heat around the burner openings 21 to 23 of the glass plate 11. An opening 51 is provided on the right front side of the first back plate 14, an opening 52 is provided on the left front side, an opening 53 (see FIG. 5) is provided on the central back side, and an opening 58 is provided on the back side. The openings 51 to 53 are circular, and the opening 58 is the same rectangular shape as the grill exhaust port 7. The opening 51 corresponds to the burner opening 21 of the glass plate 11, the opening 52 corresponds to the burner opening 22 of the glass plate 11, the opening 53 corresponds to the burner opening 23 of the glass plate 11, and the opening 58 corresponds to the grill exhaust port 7 of the rear plate 12. .

  Further, as shown in FIG. 4, a tongue piece 54 extending substantially horizontally toward the front is provided at the front end portion of the first back plate 14. An elongated rectangular tongue piece 55 in plan view extending substantially horizontally toward the right side is provided, and an elongated rectangular piece in plan view extending substantially horizontally toward the right is provided at the right end of the first back plate 14. A tongue piece 56 having a shape is provided, and a rectangular tongue piece 57 having an elongated shape in plan view extending substantially horizontally toward the rear is provided at the rear end portion of the first back plate 14. The upper surfaces of the tongue pieces 54 to 57 are lower than the upper surface of the first back plate 14 by a predetermined thickness (see FIG. 6 for the tongue piece 56). The predetermined thickness is a thickness corresponding to the thickness of the tongue pieces 44 to 47 of the frame body 13. The tongue piece 54 corresponds to the tongue piece 44 of the frame body 13, the tongue piece 55 corresponds to the tongue piece 45 of the frame body 13, the tongue piece 56 corresponds to the tongue piece 46 of the frame body 13, and the tongue piece 57 corresponds to the tongue piece 47 of the frame body 13, respectively. To do.

  Next, the shape of the second back plate 15 will be described. As shown in FIGS. 4 and 5, the second back plate 15 is a metal plate that is formed in a rectangular shape in plan view and is further fixed to the lower surface of the first back plate 14 with screws 92 (see FIG. 5). The size of the second back plate 15 corresponds to the size excluding the rear end side including the opening 58 of the first back plate 14. The second back plate 15 prevents warping due to a temperature rise around the openings 51 to 53 of the first back plate 14 due to combustion of each of the burners 4 to 6 (see FIG. 1), and also functions as a heat sink. An opening 61 is provided on the right front side of the second back plate 15, and an opening 62 is provided on the left front side. The opening 61 corresponds to the burner opening 21 of the glass plate 11 and the opening 51 of the first back plate 14 and has a rectangular shape larger than the openings 21 and 51. The opening 62 corresponds to the burner opening 22 of the glass plate 11 and the opening 52 of the first back plate 14 and has a rectangular shape larger than the openings 22 and 52. Furthermore, the rear end portion of the second back plate 15 is provided with a notch portion 63 that is notched in a concave shape toward the front. The notch 63 has a rectangular shape corresponding to the burner opening 23 of the glass plate 11 and the opening 53 of the first back plate 14 and including the openings 23 and 53.

  Next, a method for assembling the top plate 3 having the above structure will be described. Note that the order and orientation of the assembly methods described below are merely examples, and the assembly order and orientation may be changed if the assembly structure is finally the same.

  First, as shown in FIGS. 4 and 5, the glass plate 11 is fixed to the main body plate support portion 41 of the frame 13 from above. Specifically, the lower surface of the front end portion 11A of the glass plate 11 is fixed with an adhesive to the tongue piece 44 of the frame 13, and the lower surface of the left end portion 11B to the tongue piece 45 of the frame body 13 is fixed. Is fixed with an adhesive, and the lower surface of the right end portion 11C is fixed with an adhesive on the tongue piece 44 of the frame 13. Thereby, the glass plate 11 is fixed to a predetermined position on the upper portion of the main body plate support portion 41 of the frame body 13, and as shown in FIGS. 1 to 3 and 8, the outer peripheral surface of the main body plate support portion 41 of the frame body 13. Is positioned slightly inside the front end portion 11A, the left end portion 11B, and the right end portion 11C of the glass plate 11.

  Further, the rear plate 12 is fixed to the rear plate support portion 42 of the frame 13 from above. Specifically, the ribs 32 of the rear plate 12 are inserted and fitted into the groove portions 48 provided along the upper portion of the rear plate support portion 42. At this time, the front end portion 33 of the rear plate 12 is put on the rear end portion 11D of the glass plate 11 fixed to the main body plate support portion 41 in advance. In addition, the alignment structure of this part is mentioned later. Further, the tongue piece 47 of the rear plate support portion 42 of the frame 13 is fixed to the upper wall 31 of the rear plate 12 with four screws 91 from the lower side. Thereby, the rear plate 12 can be stably supported on the rear plate support portion 42 of the frame 13.

  Next, the upper surface of the first back plate 14 is fixed to the lower surface of the glass plate 11 with an adhesive so as to sandwich the frame 13 therebetween. At this time, as shown in FIGS. 4 to 6, the tongue pieces 54, 55, 56, 57 of the first back plate 14 are brought into contact with the tongue pieces 44, 45, 46, 47 of the frame 13, respectively. . Thereby, the first back plate 14 can be accurately positioned with respect to the frame 13, the glass plate 11, and the rear plate 12. Then, the openings 51 to 53 of the first back plate 14 are respectively arranged with respect to the burner openings 21 to 23 of the glass plate 11, and the opening 58 of the first back plate 14 with respect to the grill exhaust port 7 of the rear plate 12. Is placed. Therefore, the first back plate 14 can be easily fixed without shifting with respect to the frame 13, the glass plate 11, and the rear plate 12.

  Further, as shown in FIGS. 4 to 6, the upper surface of the second back plate 15 is brought into contact with the lower surface of the first back plate 14, and the first back plate 14 is opened with respect to the openings 51 and 52. The openings 61 and 62 of the two back plates 15 are arranged, and the notch 63 of the second back plate 15 is arranged with respect to the openings 58 of the first back plate 14. It is fixed to the back plate 14 with five screws 92. As a result, the second back plate 15 is fixed to the first back plate 14. Thus, the single top plate 3 shown in FIGS. 2 and 3 is completed. As described above, in the top plate 3, the glass plate 11 and the rear plate 12 are securely supported from the lower side by the frame body 13, and the first back plate 14 and the second back plate 15 are stacked and fixed on the lower side. Since the structure to adopt is adopted, high rigidity and high heat dissipation can be provided.

  Next, the structure of the joining part of the glass plate 11 and the rear plate 12 in the top plate 3 will be described. As described above, in the present embodiment, the glass plate 11 is arranged on the front side of the top plate 3 and the rear plate 12 is arranged on the rear side, and the width L1 of the glass plate 11 is set to the rear side in order to make the glass plate 11 more conspicuous. It is slightly longer than the width L2 of the plate 12 (see FIG. 3). The opening shape on the front end side of the rear plate 12 is a U-shape in which the ribs 32 protrude downward from both left and right end portions of the upper wall 31.

  In order to match the rear end portion 11D of the glass plate 11 with the front end side of the rear plate 12, in this embodiment, the left and right corner portions 26 and 27 on the rear side of the glass plate 11 are formed in a tapered shape. (See FIG. 4). When the front end portion 33 of the rear plate 12 is combined with the rear end portion 11D of the glass plate 11, the front end portion 33 of the rear plate 12 and the rib 32 are formed as shown in FIGS. It arrange | positions so that the inner side of opening may cover the rear-end part 11D of the glass plate 11, and each one side part of each corner | angular part 26 and 27 connected to the said rear-end part 11D.

  And by arrange | positioning in this way, the glass plate 11 connected with the remaining site | part except each one side part which each of the corner | angular parts 26 and 27 covered the front-end part 33 of the backplate 12 and the said remaining site | part. The left end portion 11B and the right end portion 11C can be projected outward. Thereby, the glass plate 11 wider than the rear plate 12 can be connected to the rear plate 12 without a gap. Then, at the position where the rear plate 12 changes to the glass plate 11, the left end portion 11 </ b> B and the right end portion 11 </ b> C of the glass plate 11 use the outer tapered portions of both corner portions 26, 27, respectively. The ribs 32 project outward in an arc shape. Thereby, the joining part of the glass plate 11 and the backplate 12 can be connected by the natural continuous shape which is not interrupted on a design. Thereby, the aesthetics of the joint part of the glass plate 11 and the backplate 12 can be improved.

  Further, as described above, the front end portion 33 of the rear plate 12 is formed in a taper shape that gently slopes downward toward the front. Thereby, since the joining part of the glass plate 11 and the backplate 12 can be connected gently, the aesthetics in the joining part of the glass plate 11 and the backplate 12 can be improved.

  As described above, the stove 1 of the present embodiment has the top plate 3 attached to the upper part of the instrument body 2. The top plate 3 includes a glass plate 11, a rear plate 12, and a frame body 13. The rear plate 12 is disposed behind the glass plate 11 and includes a grill exhaust port 7. The frame 13 supports the glass plate 11 and the rear plate 12 from the lower side in a state where the glass plate 11 and the rear plate 12 are arranged in the front-rear direction. And the main body board support part 41 which is a site | part which supports the glass plate 11 among the frames 13 is fixed to the lower side of the glass plate 11, and the inner side rather than the outer periphery of the glass plate 11. FIG. On the other hand, a groove portion 48 for fitting the ribs 32 around the rear plate 12 from above is provided in the rear plate support portion 42 that is a portion of the frame 13 that supports the rear plate 12. Thereby, even in the top plate 3 in which the outer periphery of the glass plate 11 becomes the outer peripheral portion as it is, the rear plate 12 can be accurately positioned and fixed behind the glass plate 11.

  In addition, this invention is not limited to the said embodiment, A various change is possible. Although the stove 1 which is a built-in stove was demonstrated as an example of this invention in the said embodiment, a table stove may be sufficient. Moreover, it is applicable also to an electromagnetic cooker other than a gas stove.

  Moreover, in the said embodiment, although the upper surface of rear-end part 11D of the glass plate 11 is a plane, you may give the taper surface which inclines downward, for example toward back. In this case, since the glass plate 11 and the rear plate 12 can be joined by the taper shape of the front end portion 33 of the rear plate 12 and the taper shape of the rear end portion 11D of the glass plate 11, what is the above embodiment? The glass plate 11 and the rear plate 12 can be connected with different impressions.

  Moreover, in the said embodiment, although the glass plate 11 is employ | adopted as a "main body board" of the top plate 3, a material is not limited to glass, For example, the metal plate and the metal plate which performed the enamel treatment may be sufficient.

  Further, in the above embodiment, the rib 32 of the rear plate 12 is fitted into the groove portion 48 provided on the upper portion of the rear plate support portion 42 of the frame 13, but other fitting structures may be used. A groove portion may be provided in the lower portion of the rib 32, and the upper portion of the rear plate support portion 42 of the frame body 13 may be inserted and fitted into the groove portion. Further, it is not necessary to have a rib shape, but it may be a protrusion shape that fits into the groove.

DESCRIPTION OF SYMBOLS 1 Stove 2 Instrument body 3 Top plate 7 Grill exhaust port 11 Glass plate 11A Front end part 11B Left end part 11C Right end part 11D Rear end part 12 Rear plate 13 Frame 13B Rib 26 Corner part 27 Corner part 31 Upper wall 32 Rib 33 Front end part 41 Main plate support 42 Rear plate support 48 Groove

Claims (1)

A cooking device provided with a rectangular plate-shaped top plate covering the upper surface opening of the appliance body,
The top plate is
A rectangular body plate;
A rear plate provided at the rear of the main body plate and provided with a grill exhaust port communicating with a grill cabinet installed in the appliance main body;
A frame that supports the main body plate and the rear plate from the lower side in a state where the main plate and the rear plate are arranged in the front-rear direction,
The main body plate support part which is a part which supports the main body plate among the frames is fixed below the main body plate and inside the outer periphery of the main body plate,
The rear plate support portion, which is a portion of the frame body that supports the rear plate, has a groove portion that is provided along the outer periphery excluding the front end portion of the rear plate and that fits a rib protruding downward from above. Provided ,
The left and right widths of the main body plate are longer than the left and right widths of the rear plate,
The front end portion of the rear plate is provided with an inclined portion that is inclined forward and inclined,
Both corners on at least the rear end side of the main plate are each formed in a tapered shape,
In a state where the main body plate and the rear plate are supported by the frame body, the inclined portion of the rear plate is a rear end portion of the main body plate and one of the two corner portions connected to the rear end portion. Covering from the top against the part,
Furthermore, outside the ribs respectively provided at the left and right end portions of the rear plate, the remaining portion excluding the part of each of the corner portions, and the left and right sides of the main body plate connected to the remaining portion A cooking device, characterized in that the side ends project outward .

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