JP4893473B2 - Built-in cooking device - Google Patents

Description

  The present invention relates to a built-in heating cooker mainly incorporated in a table for a service yard or the like.

Conventionally, as a built-in heating cooker used in a table for this type of service yard, a glass top plate constituting the cooking surface is bonded and fixed to the upper surface of a metal underframe, and the underframe is attached to this underframe. A configuration has been proposed in which an outer case of a main body covering a built-in component is integrally fixed with a screw or the like (see, for example, Patent Document 1).
JP-A-8-315974

  However, in the conventional configuration, an adhesive is applied and fixed to the gap between the top plate and the underframe, but there is no special consideration for the adhesive application and fixing, and the adhesive strength of the adhesive may not be sufficiently secured. is there. Also, if the adhesive strength deteriorates and peels off, the liquid will enter the main body through the gap between the top plate and the under frame due to spilling during cooking or spilling during boiling, etc. There was a problem that the insulating performance is remarkably deteriorated by adhering to the charged part or an electric shock is caused.

  SUMMARY OF THE INVENTION The present invention solves the above-mentioned conventional problems, and ensures the adhesive strength between the top plate and the underframe and prevents the liquid from entering the main body, and is a highly reliable and easy to use built-in heating cooker. The purpose is to provide.

  In order to solve the above-described conventional problems, the built-in heating cooker of the present invention includes a main body in which a built-in component is covered with an outer case, and a top plate unit that is provided to cover an upper surface opening of the main body. The plate unit has a top plate that is substantially flush with the assembling surface and constitutes a cooking surface, and an under frame that adheres to the lower surface periphery of the top plate. The under frame is a top plate along the outer periphery of the top plate. A coating portion of an adhesive that adheres to the coating portion, and a blocking portion that is provided inward from the coating portion and prevents liquid entering from between the top plate and the underframe from entering the main body. The provided flange portion and the under frame are integrally fixed.

  As a result, the underframe has an adhesive application part that adheres to the top plate, so that sufficient adhesive strength of the adhesive can be secured, and even if the adhesive strength deteriorates and peels off, Since it has a blocking portion that prevents the intrusion of the liquid entering the main body, the liquid can be prevented from entering the main body, which is highly reliable and easy to use.

  The built-in heating cooker of the present invention is highly reliable and easy to use while ensuring the adhesive strength between the top plate and the underframe and preventing the liquid from entering the main body.

  A first invention includes a main body in which a built-in component is covered with an outer case, and a top plate unit that is provided so as to cover an upper surface opening of the main body, and the top plate unit is substantially flush with an assembling surface and is a cooking surface. And an underframe that adheres to the periphery of the lower surface of the top plate. The underframe includes an application portion of an adhesive that adheres to the top plate along the outer periphery of the top plate, There is a blocking part that is provided inward and prevents the liquid that enters from between the top plate and the under frame from entering the main body, and the flange part and the under frame provided in the outer case of the main body are integrally fixed The built-in heating cooker. As a result, the underframe has an adhesive application part that adheres to the top plate, so that sufficient adhesive strength of the adhesive can be secured, and even if the adhesive strength deteriorates and peels off, Since it has a blocking portion that prevents the intrusion of the liquid entering the main body, the liquid can be prevented from entering the main body, which is highly reliable and easy to use.

  The second aspect of the invention is particularly optimal in the first aspect of the invention, in which the adhesive application portion of the underframe is a concave portion having a gap with the lower surface of the top plate, and the adhesive is applied and fixed in the concave portion. It is possible to secure a secure adhesive distance, and to maintain a more stable and high strength adhesive force.

  According to a third aspect of the invention, in particular, in the first or second aspect of the invention, the blocking portion of the underframe is a receiving concave portion that receives liquid entering from between the top plate and the underframe, and the receiving concave portion is more than the upper surface opening of the main body. By disposing the liquid outlet on the outside, even if the adhesive is peeled off and the liquid enters between the top plate and the under frame, it does not enter the main body and is discharged outside the main body. As a result, there is no problem such as electric shock or failure, and the reliability is high.

  In a fourth aspect of the present invention, in particular, in any one of the first to third aspects, a raised nail for alignment is formed on one of the flange portion and the underframe provided on the outer case of the main body, and the other is formed on the other. Positioning holes are provided opposite to the claws, and positioning is performed by the cut and raised claws and the positioning holes, and the flange portion and the under frame provided in the outer case of the main body are integrally fixed. Thus, for example, it is built into a table, and after sealing the gap between the top plate unit and the opening hole of the table with a coating agent, when removing the body for service maintenance and reassembling, it is time and effort to remove the coating agent from the table In addition, positioning such as screw tightening can be easily performed in a state where the top plate unit is installed on the dining table, and serviceability can be improved.

  According to a fifth aspect of the invention, in particular, in any one of the first to fourth aspects of the invention, the entire bottom edge of the top plate is chamfered and the end surface of the under frame is configured to follow the chamfer of the top plate. Since the end face of the top plate does not protrude outward from the end face of the top plate, the position of the top plate can be restricted and the end face of the top plate can be protected from impact when the top plate is put on the underframe and bonded. Further, the gap between the end surface of the top plate and the opening hole of the table or the like can be made as small as possible, and the appearance can be improved and the sealing performance can be improved.

  In a sixth aspect of the present invention, in particular, in any one of the first to fifth aspects of the present invention, when an edge protection component is attached to the bottom corner of the outer case of the main body, the table is surrounded by a table and enjoys cooking. It is possible to prevent the foot from hitting the metal edge of the outer case of the main body, and scratching or injury, thereby making it comfortable and safe.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the embodiments.

(Embodiment 1)
FIG. 1 shows an induction heating cooker as a built-in heating cooker according to Embodiment 1 of the present invention.

  As shown in the figure, the built-in heating cooker in the present embodiment includes a main body 1 in which built-in components such as an induction heating device 2 including a heating coil, a control device 3, and a cooling fan 4 are covered with a metal outer case 5. And a top plate unit 7 which covers the upper surface opening of the main body 1 and is fixedly mounted with a main body mounting screw 16.

  The top plate unit 7 includes a heat-resistant glass top plate 8 that is substantially flush with the built-in surface 13 such as a dining table and constitutes a cooking surface, and a metal underframe 10 that adheres to the periphery of the lower surface of the top plate 8. have. The under frame 10 is provided with an application portion 11 of an adhesive 9 that adheres to the top plate 8 along the outer peripheral edge of the top plate 8, and is provided inward from the application portion 11 so as to extend from between the top plate 8 and the under frame 10. And a blocking portion 12 that prevents the entering liquid from entering the main body 1. Further, the flange portion 6 and the under frame 10 projecting vertically above the outer case 5 of the main body 1 are integrally fixed by screw tightening with a main body mounting screw 16.

  The application part 11 and the blocking part 12 are provided on the entire circumference of the underframe 10. The application part 11 is formed in order to apply and fix the adhesive 9 to be heat-cured. The blocking portion 12 has a width and depth dimensions that can guide the liquid without overflowing even if several hundred cc of liquid flows at a time.

  Here, a stepped surface 14 is provided on the built-in surface 13 such as a dining table, and the stepped surface 14 supports the lower surface of the underframe 10 of the top plate unit 7, and the opening hole of the built-in surface 13 and the top plate unit are supported. 7 is coated with a coating agent 15 and sealed. Thereby, the built-in surface 13 such as a dining table and the upper surface of the top plate 8 are regulated at substantially the same height, and constitute one smooth surface.

  About the built-in heating cooker comprised as mentioned above, the operation | movement and an effect | action are demonstrated below.

  First, when the induction heating device 2 is heated by the control device 3, the temperature of the built-in components of the outer case 5 continues to rise. Therefore, in order to ensure the performance of parts and products, cooling is performed by the cooling fan 4 so that the temperature does not rise above a certain temperature. At this time, the top plate 8 is configured to ensure safety as a stand for placing a pan or the like, and at the same time as a charging component built in the main body 1, an insulator for protecting the user from high-temperature components, and a protective component.

  The top plate 8 retains its strength by adhesion support with the underframe 10 and mechanical support at the stepped surface 14 on the lower surface of the underframe 10, and the top plate 8 is subjected to a large load such as a pot containing food. However, the top plate 8 is not cracked, and the adhesive 9 is not peeled off, so that the user can cook safely and conveniently.

  In addition, the adhesive 9 is applied to the application portion 11, and the adhesive is fixed while keeping the gap between the top plate 8 and the under frame 10 constant, thereby acting to stabilize the adhesive strength and improve the strength. Next, even if the adhesive 9 is peeled off and liquid is infiltrated into the gap between the top plate 8 and the underframe 10 due to spilling or boiling water during cooking, it is guided to the blocking unit 12. Thus, the liquid does not overflow, the liquid does not enter the inside of the main body 1, the performance of the main body 1 is not impaired, and the outer case 5 is touched to prevent electric shock.

  Thus, in this embodiment, since the underframe 10 has the application portion 11 of the adhesive 9 that adheres to the top plate 8, the adhesive strength of the adhesive 9 can be sufficiently secured and the adhesive strength is high. Even if it is deteriorated and peeled off, since it has a blocking portion 12 that prevents the liquid that enters inward from the coating portion 11 from entering the main body 1, it prevents the liquid from entering the main body 1. It is reliable and easy to use.

(Embodiment 2)
FIG. 2 shows an adhesive application portion of the built-in heating cooker according to the second embodiment of the present invention. Since the basic configuration is the same as that of the first embodiment, the same elements are denoted by the same reference numerals and description thereof is omitted.

  As shown in the figure, in this embodiment, the application portion 11 of the adhesive 9 of the underframe 10 is a recess having a gap t between the lower surface of the top plate 8 and the adhesive 9 is applied and fixed to the recess. It is. From the experimental results, the gap t is preferably 0.5 to 1.5 mm.

  Thus, in this Embodiment, the application part 11 can secure the more optimal adhesive fixing distance by making it the recessed part which has the clearance gap t, and can maintain more stable and high adhesive force. Is.

(Embodiment 3)
FIG. 3 shows a main configuration of the built-in heating cooker according to the third embodiment of the present invention. Since the basic configuration is the same as that of the first embodiment, the same elements are denoted by the same reference numerals and description thereof is omitted.

  As shown in the figure, in the present embodiment, the blocking portion 12 of the under frame 10 is a receiving recess 12a that receives liquid entering from between the top plate 8 and the under frame 10, and the receiving recess 12a has an upper surface opening of the main body 1. The liquid discharge port 21 is disposed on the outer side. The liquid discharge port 21 may be a simple opening hole, an outlet of a guide groove, or a partial cutout, and the shape, the number, and the like are not limited. Further, the liquid discharge port 21 may be provided not only on the bottom portion of the housing recess but also on the side portion.

  As described above, in the present embodiment, the blocking portion 12 of the underframe 10 is the accommodating recess 12a that receives the liquid, and the accommodating recess 12a has the liquid discharge port 21 positioned outside the upper surface opening of the main body 1. By disposing, even if the adhesive 9 is peeled off and the liquid enters between the top plate 8 and the under frame 10, there is no intrusion into the inside of the main body 1. There is no problem such as failure, and the reliability is high.

(Embodiment 4)
FIG. 4 shows a main configuration of the built-in heating cooker according to the fourth embodiment of the present invention. Since the basic configuration is the same as in the first and third embodiments, the same elements are denoted by the same reference numerals and description thereof is omitted.

  As shown in the figure, in the present embodiment, a protrusion 31 for alignment is provided in the vicinity of the main body mounting screw 16 of the flange portion 6 provided in the outer case 5 of the main body 1. Positioning holes 32 are provided opposite to each other, positioning is performed by the protrusions 31 and the positioning holes 32, and the flange portion 6 and the underframe 10 provided in the outer case 5 of the main body 1 are integrally fixed. In addition, although the protrusion 31 is cut and raised from the flange part 6, you may provide another component. The protrusion 31 and the positioning hole 32 may be provided in the underframe 10 and the flange portion 6 in reverse.

  As described above, in the present embodiment, since the protrusion 31 and the positioning hole 32 are positioned, for example, it is incorporated in the table, and the gap between the top plate unit 7 and the opening hole of the table is coated with the coating agent. After sealing with 15, when the main body 1 is removed and reassembled for service maintenance etc., the position of screw tightening etc. can be easily done with the top plate unit 7 installed on the table without the trouble of removing the coating agent 15 from the table. Can be combined and serviceability can be improved.

(Embodiment 5)
FIG. 5 shows a main configuration of the built-in heating cooker according to the fifth embodiment of the present invention. Since the basic configuration is the same as that of the first embodiment, the same elements are denoted by the same reference numerals and description thereof is omitted.

  As shown in the drawing, in the present embodiment, the entire lower end surface of the top plate 8 is cut into a C surface to chamfer 41, and the end surface of the under frame 10 is bent along the chamfer 41 of the top plate 8. An end face bent portion 42 is used so that the end face of the under frame 10 does not protrude outward from the end face of the top plate 8.

  As described above, in the present embodiment, the chamfer 41 of the top plate 8 and the end surface of the under frame 10 are configured to follow the chamfer 41 of the top plate 8, and the end surface of the under frame 10 is outward from the end surface of the top plate 8. When the top plate 8 is put on the underframe 10 and bonded, the position can be regulated and the end surface of the top plate 8 can be protected from impact, and the end surface of the top plate 8 and the table The gap between the opening hole and the like can be made as small as possible, and the appearance can be improved and the sealing performance can be improved.

(Embodiment 6)
FIG. 6 shows a built-in heating cooker according to the sixth embodiment of the present invention. Since the basic configuration is the same as that of the first embodiment, the same elements are denoted by the same reference numerals and description thereof is omitted.

  As shown in the figure, in the present embodiment, the edge protection component 51 is attached to the bottom corners (four locations) of the outer case 5 of the main body 1. The edge protection component 51 uses a sheet with an adhesive tape. However, as long as it has the same effect, the edge protection component 51 may be attached to the outer case 5 as a molded member made of resin, for example.

  As described above, in the present embodiment, the edge protection component 51 is attached to the bottom corner portion of the outer case 5 of the main body 1, so that the outer case 5 of the main body 1 can be used to enjoy cooking while surrounding the dining table. It is possible to prevent a foot from hitting a metal edge and scratching or injuring, and to make it comfortable and safe.

  As described above, the built-in heating cooker according to the present invention ensures the adhesive strength between the top plate and the underframe and prevents the liquid from entering the main body, and is highly reliable and easy to use. Therefore, it can be applied to any cooking device having a top plate as well as an induction cooking device regardless of the heat source.

Sectional drawing of the principal part of the built-in heating cooker in Embodiment 1 of this invention Sectional drawing which shows the application part of the adhesive agent of the built-in heating cooker in Embodiment 2 of this invention Sectional drawing of the principal part of the built-in heating cooker in Embodiment 3 of this invention Sectional drawing of the principal part of the built-in heating cooker in Embodiment 4 of this invention The principal part expanded sectional view of the built-in type heating cooker in Embodiment 5 of this invention Side view of main part of built-in heating cooker according to Embodiment 6 of the present invention

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Main body 3 Control apparatus 5 Outer case 6 Flange part 7 Top plate unit 8 Top plate 9 Adhesive 10 Under frame 11 Application | coating part 12 Blocking part 13 Installation surface 14 Stepped surface 15 Coating agent 21 Liquid discharge port 31 Protrusion part 32 Positioning hole 41 Chamfer 42 End Bend 51 Edge Protection Parts

Claims (6)

A main body having a built-in part covered with an outer case, and a top plate unit equipped to cover an upper surface opening of the main body, the top plate unit being substantially flush with the assembly surface and constituting a cooking surface; An underframe that adheres to the periphery of the lower surface of the top plate, and the underframe is provided with an adhesive application part that adheres to the top plate along the outer peripheral edge of the top plate, and is provided inward from the application part. A built-in heating cooker having a blocking portion for preventing liquid entering from between the plate and the underframe from entering the main body and integrally fixing the flange portion and the underframe provided in the outer case of the main body. 2. The built-in heating cooker according to claim 1, wherein the adhesive application portion of the underframe is a recess having a gap with the lower surface of the top plate, and the adhesive is applied and fixed to the recess. The blocking portion of the underframe is a receiving recess that receives liquid that enters from between the top plate and the underframe, and the receiving recess is provided with a liquid discharge port located outside the upper surface opening of the main body. The built-in heating cooker according to 2. Position the cut and raised claws on one of the flange and underframe provided on the outer case of the main unit, and provide the positioning holes on the other side opposite the raised and raised claws. The built-in heating cooker according to any one of claims 1 to 3, wherein a flange portion and an under frame provided in an outer case of the main body are integrally fixed. 5. The lower end surface of the top plate is chamfered and the end surface of the under frame is configured to follow the chamfer of the top plate so that the end surface of the under frame does not protrude outward from the end surface of the top plate. The built-in heating cooker according to any one of the above. The built-in heating cooker according to any one of claims 1 to 5, wherein an edge protection component is attached to a bottom corner portion of an outer case of the main body.

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