JP2010203689A - Heating cooker - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a heating cooker capable of suppressing a temperature rise of a grip by reducing heat transferred from a heating cooking chamber side to the grip, and broadening the selection of a resin material and surface treatment for the grip. <P>SOLUTION: The grip decoration 32 of a door 28 includes a grip body 34 to which an opening/closing operational force of the door 28 is made to directly act, and a grip decoration 35 attached to an outer face of the grip body 34, and a spatial section 40 is secured between the grip body 34 and the grip decoration 32. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a handle configuration of a door provided in a heating cooker of a heating cooker provided with a heating cooker for cooking an object to be cooked, such as fish, used in a general home.

  Conventionally, as shown in FIG. 10, the door 2 of the heating chamber 1 of this type of heating cooker has a door base 3 (a metal door cover in the cited reference) 3 having a viewing window and a front surface of the door base 3. The glass plate 4 to cover, and the resin base 5 which covers the door base 3 and the upper end part of the glass plate 4 are comprised, and the upper part of the glass plate 4 is clamped by the door base 3 and the handle 5.

  The lower end portion of the door base 3 is bent forward and further bent upward, whereby the lower end portion of the glass plate 4 is held by the lower end bent portion of the door base 3, and the door base 3 and the glass plate A predetermined space is formed between the two.

  FIG. 10 is an exploded perspective view of the configuration of the heating chamber 1 including the door 2 as viewed from the front side.

With such a configuration, the upper part of the glass plate 4 is sandwiched between the door base 3 and the resin handle 5, so that the door can be configured with a small number of parts (for example, see Patent Document 1).
JP 2006-336898 A

  In the conventional cooking device, the upper surface of the glass plate 4 and the lower portion of the handle 5 are sandwiched between the back surface of the glass plate 4 and the door base 3.

  In such a configuration, the glass plate 4 constituting the door 2 of the cooking chamber 1 is held by the overlap of the handle 5 as shown in FIG. 10, so that the heat of the door base 3 and the glass plate 4 is applied to the handle 5. The temperature of the handle 5 is easily increased, the temperature at the time of operating the handle 5 is increased, and there are limitations on the selection of the resin material and the surface treatment constituting the handle 5.

  Moreover, there is no description about the specific structure of the handle 5, and the temperature reduction means of the handle 5 is unknown.

  The present invention solves the above-mentioned problems in the prior art, reduces the heat transmitted from the door base or glass to the handle, suppresses the temperature rise of the handle, and expands the selection of resin materials and surface treatments constituting the handle. It is.

  In order to solve the above-mentioned conventional problems, a heating cooker according to the present invention includes a heating cooker that forms a part of a cooking cabinet body and has a heating element disposed therein, and that opens and closes the cooking cooker during use. The handle is provided with a handle main body part to which a door opening / closing operation force is directly applied and a handle decoration attached to the outer surface of the handle main body part, and a space is secured between the handle main body part and the handle decoration. is there.

  As a result, the space is configured so as to avoid the contact surfaces where the handle main body and the handle decoration are all in contact with each other, so heat transmitted from the handle main body to the handle decoration is reduced and the temperature of the handle decoration is increased. Can be suppressed, and the selection of resin materials and surface treatments constituting the handle decoration can be expanded. Further, liquid such as water that has entered the facing surface where the handle main body and the handle decoration are fitted by water washing or the like can be easily removed.

  The cooking device of the present invention reduces the heat transmitted from the cooking chamber side to the handle, suppresses the temperature rise of the handle, and thus expands the selection of resin materials and surface treatments constituting the handle.

  1st invention comprises the glass which covers the front surface in the door which arrange | positions the front surface of the heating cooking chamber which comprised a part of cooker main body, and has arrange | positioned the heat generating body inside, and uses the said heating cooking chamber, and the said door A handle base for performing an opening / closing operation of the door, and a door base, the handle includes a handle body portion on which the door opening / closing operation force directly acts and a handle decoration attached to the outer surface of the handle body portion, By forming a space portion between the handle body portion and the handle decoration, the space portion is configured so as to avoid contact of all opposing surfaces where the handle body portion and the handle decoration are fitted. Therefore, the heat transmitted from the handle body part to the handle decoration is reduced, the temperature rise of the handle decoration is suppressed, and the selection of resin materials and surface treatments constituting the handle decoration can be expanded. Further, liquid such as water that has entered the facing surface where the handle main body and the handle decoration are fitted by water washing or the like can be easily removed.

According to a second aspect of the present invention, in particular, in the first aspect of the invention, the handle main body and the handle decoration are fixed by engaging a convex portion provided near the outer periphery of the opening of the handle decoration with the external shape of the handle main body. The inner surface of the handle ornament near the outer periphery of the opening is in contact with the handle main body, so that the handle main body is inserted so as to be close to the inside of the handle ornament near the outer periphery of the opening. It becomes a structure and a handle decoration becomes difficult to deform | transform inside an opening. Moreover, since the convex part which hooks a handle main-body part and a handle decoration will be in the position close | similar, since the handle decoration is hard to deform | transform inside an opening, it becomes difficult to catch the convex part.

  According to a third aspect of the invention, in particular, in the first or second aspect of the invention, a reinforcing member is arranged so as to get over the outer periphery of the glass covering the front surface of the door and sandwich the front and rear surfaces of the glass, and a handle is provided outside the reinforcing member. A main body portion is arranged, and the door base and the reinforcing member are fixed on the surface of the door on the side of the cooking chamber via a rear fixing portion provided on the handle main body portion, and the handle main body on the front side of the door The reinforcing member and the front fixing part are connected using a fastening member penetrating from the rear of the front fixing part provided in the part, and the tip of the fastening member is provided with a gap between the handle main body part and By attaching the handle decoration to the handle main body, the front fixing part of the handle main body which is the operation part for opening and closing the door is not in contact with the fixing member, so the front fixing part of the handle main body The temperature on the near side is less likely to rise, and the handle when opening and closing the door It is possible to reduce the temperature.

  In a fourth aspect of the invention, in particular, in the third aspect of the invention, a concave handle portion for opening and closing the door is formed by applying a fingertip to the back side of the handle body portion on which the door opening / closing operation force directly acts. The space between the operation wall abutment surface of the vertical wall that serves as a fingertip stop at the back of the handle portion and the front fixing portion provided in the handle main body portion for fastening with the reinforcing member using the fastening member is partitioned. A space dividing wall is provided, the space behind the handle portion is divided into two spaces, a first space on the back side and a second space on the near side, and the handle main body portion is divided into the first space. By providing a fastening member that connects the front fixing portion and the reinforcing member, the front side is a front space that is a space around the reinforcing member that easily rises in temperature due to heat conduction from the cooking chamber. A second space, which is another space divided into two, is formed, and the second space is connected to the operation back surface and the first space. Of becomes insulating space between the space, it can reduce the temperature rise in the front of the handle main body from the operation back contact surface, can be reduced temperatures in the range of the handle to touch during door opening and closing in normal operation.

In the fifth invention, in particular, in the fourth invention, a connecting wall that connects the front outer wall of the handle main body and the operation back surface is provided at both ends of the handle portion arranged on the back side of the handle main body. The handle main body is provided with a reinforcing member on the inner side of the part overcoming the glass in the vicinity of the connecting wall, so that the reinforcing member is arranged at a position away from the vicinity of the central part of the handle. In the vicinity of the central portion of the operation back surface, the heat effect of the reinforcing member that tends to increase in temperature due to heat conduction from the cooking chamber is reduced, and the temperature near the central portion of the operation back surface can be reduced. In addition, since the reinforcing member is placed near the connecting wall where the operating force of the handle body when opening and closing the door is transmitted to the door base side, the operating force of the handle body is easily transmitted to the reinforcing member, and twisting and distortion caused by the door operating force Is less likely to occur in the handle body.

  In particular, according to the sixth invention, in the fourth or fifth invention, the outer peripheral portion of the handle decoration is in contact with the space dividing wall that partitions the space between the front fixing portion of the handle main body portion and the operation back surface, By dividing the space dividing wall below the outer periphery of the handle decoration and exposing the space dividing wall from the outer periphery of the handle decoration, the space is divided between the glass and the handle decoration below the handle decoration. Even if the finger is removed from the handle decoration when operating the door, the fingertip is protected against the flat surface of the space dividing wall exposed from the handle decoration, and it is difficult to hit the glass at high temperature. it can.

  In a seventh aspect of the invention, in particular, in any one of the fourth to sixth aspects of the invention, a space portion formed between the handle body portion and the handle decoration, and a handle portion formed on the back side of the handle body portion, By arranging a through hole between them, atmospheric pressure is applied to the space between the handle main body and the handle decoration through the through hole, and it is no longer an airtight space. A liquid such as water that has entered the space can easily flow out without remaining in the space.

  According to an eighth aspect of the invention, in particular, in the seventh aspect of the invention, the lower part of the outer periphery of the handle decoration where the handle decoration contacts the space dividing wall is connected to the space formed by the handle main body and the handle decoration and the outside air. By arranging the notch on the contact surface between the handle decoration and the space dividing wall, the space between the handle body part and the handle decoration that is not an airtight space due to external pressure due to the through hole is provided. Water and other liquids that enter the space during washing, etc., flow out to the outside through the conductive cutouts arranged on the lower part of the outer periphery of the handle decoration and this handle surface, and water and other liquids that enter the space are further discharged. It becomes easy to be done.

(Embodiment 1)
FIG. 1 is a perspective view of a heating cooker according to the first embodiment of the present invention, FIG. 2 is a perspective view of a door of a heating cooker of the heating cooker shown in FIG. 1, and FIG. 4 is an exploded perspective view of the door of FIG. 2 as viewed from above, FIG. 5 is a partial cross-sectional view taken along the line AA of FIG. 2, and FIG. 6 is a partial cross-sectional view taken along the line BB of FIG. 7 is a partial cross-sectional view taken along the line CC in FIG. 2, FIG. 8 is a partial cross-sectional view taken along the line DD in FIG. 2, and FIG. 9 is a perspective view of a reinforcing member provided in the door.

  In FIG. 1, a cooker main body 21 is used by being installed in a kitchen or the like. The upper surface of the main body 21 is covered with a metal frame 23 around a top plate 22 made of crystallized glass. Yes. On the top plate 22, heating parts 24a and 24b are printed. A ventilation panel 25 that covers the external ventilation holes is disposed behind the top plate 22 and in the rear part of the main body 21. Heating coils 26a and 26b (not shown) constituting induction heating means are arranged inside the main body corresponding to the heating units 24a and 24b.

  The front surface of the main body 21 at the lower part of the top frame 23 is provided with a door 28 of a cooking chamber 27 that includes a sheathed heater as a heating element in the cabinet, and cooks ingredients, and a front cover 29 that covers the front of the main body on the side of the door 28. Most of it is covered. A cooling fan 30 (not shown) for cooling the internal components of the main body 21 is provided inside the front cover 29.

2 to 8, a door 28 provided on the front surface of the cooking chamber 27 that forms a part of the cooker main body 21 and has an electric heater as a heating element therein opens and closes the cooking chamber 27 during use. is there. The front surface of the door 28 is provided with a glass 31 that covers most of the front surface, and a handle 32 for opening and closing the door 28. On the back side of the door 28, the door 28 is held while holding the glass 31 and the handle 32.
The door base 33 is provided to obtain a rigidity of the door 28 by constituting a part of the outer surface of the door.

  The handle 32 includes a handle main body 34 and a handle decoration 35 attached to the outer surface of the handle main body 34, and a fingertip is applied to the back surface of the handle main body 34 to directly apply an opening / closing operation force of the door 28. A concave handle portion 36 that opens and closes is formed. On the lower surface side of the handle decoration 35, a handle hole 37 is provided so that the handle portion 36 of the handle body 34 is exposed.

  The handle main body portion 34 is provided with a plurality of grooves 38 on the front upper surface portion on the opposite surface to the handle portion 36. Moreover, the some convex rib 39 is provided so that it may protrude from the external shape front periphery shape. As shown in FIG. 5, in a state where the handle decoration 35 is attached to the outer surface of the handle body 34, the space 40 is formed by a plurality of grooves 38 and a plurality of convex ribs 39 between the handle body 34 and the handle decoration 35. Is secured.

  With this configuration, the inner surface of the handle body 34 and the outer surface of the handle decoration 35 are opposed to each other in a state where the handle body 34 and the handle decoration 35 are fitted and fixed, but the plurality of grooves 38 and the plurality of convex ribs are provided. 39 to avoid contact of all the opposing surfaces. As a result, the amount of heat transmitted from the handle main body 34 on the side of the cooking chamber to the handle ornament 35 on the low temperature side is insulated and reduced by the space 40 and the handle ornament 35 touched when the door 28 is opened and closed. The selection of materials and surface treatments has been expanded, such as using a general-purpose thermoplastic resin whose heat resistance is lower than about 100 ° C for the resin material constituting the handle decoration 35, or by using plating for the surface treatment. , You can enrich the design and make the parts cheaper. In addition, the space portion 40 is formed on the facing surface where the handle main body 34 and the handle decoration 35 are fitted by washing the door 28 with water or the like. Is less likely to act and easily escapes to the outside.

  A plurality of convex portions 42 are provided in the vicinity of the opening outer peripheral tip 41 of the handle decoration 35. A plurality of grooves 38 provided in the handle main body 34 are provided with a main body convex portion 43 on the way from the tip of the handle main body 34 toward the glass 31. The plurality of convex portions 42 provided on the handle decoration 35 and the main body convex portions 43 provided on the plurality of grooves 38 of the handle main body portion have a positional relationship and a size that engage with each other. In addition, the decoration receiving portion 44, which is the outer surface of the handle main body portion 34 at the portion corresponding to the inner surface portion of the opening outer peripheral tip 41 of the handle decoration 35, is in a position dimension that substantially contacts the inner surface of the handle decoration 35. With such a configuration, the handle main body 34 and the handle decoration 35 are fixed in such a manner that the inner surface of the handle decoration 35 in the vicinity of the opening outer peripheral tip 41 is in contact with the decoration reception portion 44 of the handle main body 34.

  Further, as shown in FIG. 5, a vertical wall rib serving as a stop for a fingertip that operates the door 28 at the back of the handle portion is provided behind the concave handle portion 36 formed on the back surface of the handle main body portion 34. An operation back surface 45 is formed. A downward convex portion 46 is provided in the back of the handle hole 37 provided in the handle decoration 35, and the distal end deep portion of the operation back surface 45 of the handle main body portion 34 is engaged with the downward convex portion 46.

  The upper side of the handle main body 34 and the handle decoration 35 is engaged with the plurality of convex portions 42 provided on the handle decoration 35 and the main body convex portions 43 provided on the plurality of grooves 38 of the handle main body portion, and the lower side is the handle. The distal end portion of the operation back contact surface 45 of the main body 34 and the downward convex portion 46 are fitted and fixed by engagement.

  As a result, the ornament receiving portion 44 of the handle main body 34 is inserted and reinforced in the vicinity of the opening outer peripheral tip 41 of the handle ornament 35, and when the outer surface of the handle ornament 35 is pushed, The opening outer peripheral tip 41 is received by the decoration receiving portion 44 of the handle main body 34, and the handle decoration 35 is less likely to be deformed in the inner direction of the opening. In addition, since the convex portion 42 of the handle ornament 35 that hooks the handle main body 34 and the handle ornament 35 is located in the vicinity of the opening outer peripheral tip 41, the handle ornament 35 is difficult to be deformed inward of the opening. The convex portion 42 of the decoration 35 is difficult to come off from the main body convex portion 43 provided on the handle main body portion 34.

  The door 28 fixes the handle body 34 to the door base 33, and the glass 31 is held so that the periphery is covered by the door base 33 and the handle body 34. The door base 33 and the handle main body 34 are fixed by a reinforcing member 47 formed by press-molding a stainless steel that is a metal plate arranged so as to get over the upper periphery of the glass 31 covering the front surface of the door 28 and sandwich the front and rear surfaces of the glass 31. The handle main body 34 is disposed outside the reinforcing member 47. A rear fixing portion 48 is provided at the rear portion of the handle main body 34, and the door base 33 and the reinforcing member 47, which are the surfaces on the cooking chamber 27 side of the door 28, are provided in the rear fixing portion 48 provided in the handle main body 34. A metal first screw 49 is fastened to the reinforcing member 47 so as to penetrate the hole. In the handle main body 34, a metal second screw 51, which is a fastening member, penetrates the front fixing portion 50 from the rear of the front fixing portion 50 provided on the front surface side of the door 28 and is tightened to the reinforcing member 47. 34 and the reinforcing member 47 are connected. The tip of the second screw 51, which is a fastening member, is provided with a gap 52 having a dimension H between it and the handle main body.

  As shown in FIG. 9, the reinforcing member 47 has a substantially inverted U-shaped cross section, is provided with a flange 53 at one end, a first screw hole 54 at the other end, and a second screw hole 55 at the flange 53. , And the first screw 49 is fastened to the first screw hole 54 and the second screw 51 is fastened to the second screw hole 55.

  As a result, the handle decoration 35 is attached to the handle body 34, and when the door 28 is opened and closed, the operation portion becomes an operation portion on the front side of the front fixing portion 50 of the handle body 34 and the second member which is a fixing member. The screw 51 is not in contact with each other because a gap 52 having a dimension H is provided. The reinforcing member 47, the first screw 49, and the second screw 51 are made of metal and easily conduct heat, but are insulated by the gap 52 having a dimension H, so that they are in front of the front fixing portion 50 of the handle main body 34. Therefore, the temperature of the handle portion 37 and the handle decoration 35 of the handle portion that is touched and operated when the door 28 is opened and closed can be reduced.

  Further, the reinforcing member 47 disposed inside the handle main body 34 is made of metal, and the first screw 49 and the second screw 51 are tightened. Therefore, the tightening is difficult to loosen, and the door base 33 and the handle main body 34 are coupled to each other. You can be sure. Further, the strength against the bending moment at the portion where the handle main body portion 34 formed of the thermosetting resin or the heat-resistant thermoplastic resin gets over the glass 31 can be reinforced by the reinforcing member 47 arranged on the inner side to ensure the strength.

  The handle main body 34 has a vertical wall operation backrest that serves as a stop for the fingertip at the back of the concave handle portion 36 that opens and closes the door 28 by applying a fingertip to the back surface when the door 28 is opened and closed. A surface 45 is provided. A space dividing wall that divides a space between the front fixing portion 50 and the operation back surface 45 provided in the handle main body portion 34 to be fastened to the reinforcing member 47 using the metal second screw 51 that is a fastening member. 56, the space behind the handle portion 36 is divided into two spaces, a first space 57 on the back side and a second space 58 on the near side, and the first space 57 is moved forward of the handle body 34. A second screw 51 which is a fastening member for connecting the fixing portion 50 and the reinforcing member 47 is arranged.

  As a result, a second space 58 is formed, which is another space divided in front of the first space 57, which is the space around the reinforcing member 47 that easily rises in temperature due to heat conduction from the cooking chamber 27. The second space 58 becomes a heat insulating space between the operation back surface 45 and the first space 57. The temperature rise of the handle main body 34 in front of the operation back surface 45 can be reduced, and the temperatures of the handle portion 37 and the handle decoration 35 that are ranges in which the handle is touched when the door is opened and closed in normal operation can be reduced.

At both ends of the handle portion 36 disposed on the back side of the handle main body portion 34, the front outer wall 59 of the handle main body portion 34, which is a front wall of the handle portion 36 and is a portion to which a fingertip is hooked when the door 28 is opened and closed, is operated. Connecting walls 60 that connect the back surface 45 are provided on the left and right. Further, the handle main body 34 is made of glass 3.
The reinforcing member 47 is disposed so that the reinforcing member 47 disposed on the inner side of the portion over 1 is positioned behind the connecting wall 60.

  The handle portion 36 is configured such that the front portion is surrounded by the front outer wall 59, the rear portion is surrounded by the operation back surface 45, and the left and right sides are surrounded by the connecting wall 60.

  Thereby, since the reinforcing member 47 that is made of metal and easily conducts heat is disposed at a position away from the vicinity of the central portion of the handle portion 36, the reinforcing portion 47 near the central portion of the operation back surface 45 is from the cooking chamber 27. The thermal influence of heat conduction that travels through the reinforcing member 47 is reduced, and a temperature increase near the center of the handle portion 36 and the operation back surface 45 can be suppressed. Further, when the door 28 is opened and closed, an operation force that is applied to the handle main body 34 and is reinforced by a connecting wall 60 that is a wall in the front-rear direction on both left and right sides surrounding the handle portion 36 and transmitted to the door base 33 side, By arranging the reinforcing member 47 in the vicinity of the connecting wall 57, it becomes easy to be transmitted to the reinforcing member 47, and the handle main body portion 34 is less likely to be twisted or distorted due to an operating force for opening and closing the door 28.

  The outer peripheral portion of the handle ornament 35 is in contact with the space dividing wall 56 that partitions the space between the front fixing portion 50 of the handle main body portion 34 and the operation back surface 45, and the space is below the outer peripheral portion 61 of the handle ornament. The dividing wall 56 is extended, and the space dividing wall 56 is exposed from the outer periphery 61 of the handle decoration.

  As a result, a plane formed by the space dividing wall 55 between the glass 31 and the handle decoration 35 is exposed and exposed to the outside below the handle decoration 35, and a finger is released downward from the handle decoration 35 when operating the door 28. Even in such a case, the fingertip is protected by hitting a plane which is the space dividing wall 56 exposed from the handle decoration 35, and it is difficult to hit the glass at a high temperature when using the heating cooker, and the risk of unexpectedly touching the high temperature portion can be reduced.

  Further, a through hole 62 disposed between the space 40 formed between the handle main body 34 and the handle decoration 35 and the handle 36 formed on the back side of the handle main body 34 is a handle main body. Atmospheric pressure is applied to the space 40 between the portion 34 and the handle decoration 35 through the through-hole 62, and the space 40 is no longer an airtight space. Accordingly, liquid such as water that has entered the space 40 when the door 28 is washed with water or the like easily flows out to the outside without staying in the space 40.

  Further, a conductive notch 63 for connecting the space formed by the handle main body 34 and the handle decoration 35 and the outside air is formed on the outer peripheral lower portion 61 of the handle decoration 35 at a portion where the handle decoration 35 and the space dividing wall 56 are in contact with each other. What is arranged on the contact surface between the ornament 35 and the space dividing wall 56 is washed with water in the space 40 between the handle main body 34 and the handle ornament 35 that is not an airtight space due to external pressure due to the through-hole 62. The liquid such as water that has entered the outside flows out from the conduction notch 63 disposed on the lower periphery of the handle decoration 35 and the space dividing wall 56, and the liquid such as water that has entered the space 40 is more easily discharged.

  As described above, the heating cooker according to the present invention has a handle body portion and a handle in which the door opening / closing operation force directly acts on the door handle that opens and closes when the cooking chamber that forms part of the cooking cabinet body is in use. It has a handle decoration attached to the outer surface of the main body, and a space is secured between the handle main body and the handle decoration to reduce the heat transmitted to the handle from the heating cooker side, thereby reducing the temperature of the handle. Since it suppresses a rise and expands selection of the resin material and surface treatment which comprise a handle as a result, it can apply to uses, such as an apparatus which has a cooking chamber which opens and closes a door.

The perspective view of the heating cooker in Embodiment 1 of this invention The perspective view of the door of the heating cooker in Embodiment 1 of this invention The disassembled perspective view of the door of the heating cooker in Embodiment 1 of this invention The disassembled perspective view of the door of the heating cooker in Embodiment 1 of this invention The fragmentary sectional view of the door of the heating cooker in Embodiment 1 of this invention The fragmentary sectional view of the door of the heating cooker in Embodiment 1 of this invention The fragmentary sectional view of the door of the heating cooker in Embodiment 1 of this invention The fragmentary sectional view of the door of the heating cooker in Embodiment 1 of this invention The perspective view of the reinforcement member installed in the door of the heating cooker in Embodiment 1 of this invention The principal part perspective view of the heating cooker in a prior art example

27 Cooking Cooker 28 Door 31 Glass 32 Handle 33 Door Base 34 Handle Main Body 35 Handle Decoration 36 Handle Portion 40 Space 41 Opening Perimeter Tip 42 Convex 45 Operation Backing Surface 47 Reinforcement Member 48 Back Fixing 50 Front Fixing 51 Second screw (fastening member)
52 gap 56 space dividing wall 57 first space 58 second space 60 connecting wall 62 through hole 63 conduction notch

Claims (8)

A glass that covers a front surface of the door and is opened and closed on a door that is part of the cooker body and is disposed on the front surface of the cooking chamber in which a heating element is disposed. A handle for performing an operation; and a door base. The handle includes a handle main body portion on which a door opening / closing operation force directly acts, and a handle decoration attached to an outer surface of the handle main body portion. A cooking device comprising a space portion between a main body portion and the handle decoration. The handle main body and the handle decoration are fixed by engaging a convex portion provided near the outer periphery of the opening of the handle decoration with the external shape of the handle main body, and the inner surface of the handle decoration near the outer periphery of the opening. The cooking device according to claim 1, wherein the cooking device is in contact with the handle main body. A reinforcement member is arranged so as to get over the outer periphery of the glass covering the front surface of the door and sandwich the front and rear surfaces of the glass, a handle main body portion is arranged outside the reinforcement member, and the heating cooker side surface of the door The door base and the reinforcing member are fixed through a rear fixing portion provided in the handle main body, and a fastening member penetrating from the rear of the front fixing portion provided in the handle main body on the front side of the door is used. The heating cooker according to claim 1 or 2, wherein the reinforcing member and the front fixing portion are connected to each other, and a gap is provided between the distal end of the fastening member and the handle main body portion. A vertical wall that forms a concave handle part that opens and closes the door by applying a fingertip to the back side of the handle main body part to which the door opening / closing operation force acts directly, and serves as a stop for the fingertips at the back of the handle part And a space dividing wall for partitioning a space between the operation fixing abutment surface and a front fixing part provided in the handle main body part for fastening with a reinforcing member using a fastening member. Fastening that divides the space into two spaces, a first space on the back side and a second space on the near side, and connects the front fixing portion of the handle main body portion and the reinforcing member to the first space. The cooking device according to claim 3, wherein members are arranged. At both ends of the handle part arranged on the back side of the handle body part, a connecting wall that connects the front outer wall of the handle body part and the operation back surface is provided, and the handle body part is located on the inner side of the part over the glass. The heating cooker according to claim 4, wherein the reinforcing member is arranged in the vicinity of the connecting wall. The outer periphery of the handle decoration abuts the space dividing wall that partitions the space between the front fixing portion of the handle main body and the operation back surface, and the space dividing wall is extended below the outer periphery of the handle decoration so that the space The cooking device according to claim 4 or 5, wherein the dividing wall is exposed from the outer periphery of the handle decoration. The through-hole is arranged between the space part formed between the handle main body part and the handle decoration, and the handle part formed on the back side of the handle main body part. The heating cooker according to item. In the lower part of the outer periphery of the handle ornament where the handle ornament and the space dividing wall are in contact, a conduction notch that connects the space formed by the handle main body portion and the handle ornament and the outside air, the handle ornament and the space dividing wall, The cooking device according to claim 7, wherein the cooking device is arranged on the abutting surface.

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