JPH09266062A - Cooker - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a highly safe cooker in which the structure is more simplified, the cost and man-hour are reduced, and the manufacture is facilitated by performing the secondary insulation of a heating part by an insulating plate having a specified structure. SOLUTION: This cooker is formed of a top plate 2 for placing a cooking vessel 1 to be heated; a heating part 3 situated under the top plate 2; a mounting plate 4 for mounting the heating part 3; a support bar 5 inserted to the mounting plate 4 to support the heating part 3; a coil spring 6 fitted to the support bar 5 to bring the heating part 3 into contact with the top plate 2; a heat insulating plate 7 situated under the heating part 3 to perform the insulation from the body outside; a full case 9 constituting the body full; a substantially cylindrical insulating plate 8 formed of a heat resisting insulating material which is engaged with the heat insulating plate 7 and the mounting plate 4 on the circumferential surface, engaged with the support bar 5 on the inside surface, and makes contact with the coil spring 6 on the bottom surface to perform an electric insulation.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heating cooker for cooking using a heating means such as a commonly used radiant heater or halogen heater.

[0002]

2. Description of the Related Art The structure of a conventional cooking device will be described with reference to FIG. FIG. 8 shows a schematic view of a conventional heating cooker, which includes a top plate 2 made of heat-resistant ceramic or the like for placing the cooking container 1 to be heated, and a heating plate located below the top plate 2. A heating unit 3 for heating the cooking container 1, a mounting plate 4 for mounting the heating unit 3, a support rod 5 for inserting the mounting plate 4 to support the heating unit 3, and a fitting rod 5 for fitting and insertion. In order to electrically insulate the coil spring 6 for bringing the heating object 3 into contact with the top plate 2, the outer shell case 9 forming the outer shell of the main body, and the mounting plate 4 and the coil spring 6 to shield the heat from the outer shell of the main body. A heat cooker including an insulating heat shield plate 11 made of a heat-resistant insulator, and an insulating tube 12 made of a heat-resistant insulator for electrically insulating the mounting plate 4 and the support rod 5 from each other. Is.

[0003]

However, in the structure of such a conventional heating cooker, when the primary insulation of the heating portion 3 is deteriorated, the secondary insulation of the secondary insulation is designed to ensure the safety. The structure is insulation heat shield plate 11 and insulation tube 1.
The mounting plate 4, the indicator rod 5, and the coil spring 6 are complicated in that they are electrically insulated from each other, which requires a cost and man-hours and is difficult to manufacture.

The present invention solves the above problems,
It is an object of the present invention to provide a heating cooker with higher safety by simplifying the structure, reducing the cost and man-hours, and facilitating manufacturing.

[0005]

In order to solve this problem, the present invention provides a top plate on which a cooking container to be heated is placed, a heating part located below the top plate, and an attachment for mounting the heating part. Plate, an indicator rod that is inserted into and attached to the mounting plate, a coil spring that is fitted and inserted into the support rod, a heat shield plate located below the heating portion, an outer case that forms the outer shell of the main body, and a heat shield plate that is attached to the heat shield plate. It is a heating cooker composed of a substantially cylindrical insulating plate that engages the plate on the outer peripheral surface, engages the support rod on the inner peripheral surface, and abuts the coil spring on the bottom surface. By using the configuration with the insulating plate of, the structure of the secondary insulation, which is configured to ensure more safety when the primary insulation of the heating part deteriorates, can be simplified and manufacturing can be done. Eliminating the problems of increased cost and man-hours It can be.

[0006]

BEST MODE FOR CARRYING OUT THE INVENTION The invention according to claim 1 of the present invention is
A top plate on which the cooking container to be heated is placed, a heating unit located below the top plate, a mounting plate to which the heating unit is attached, an indicator rod inserted into and attached to the mounting plate, and the support rod. The coil spring, the heat shield plate located below the heating part, the outer case forming the outer shell of the main body, the heat shield plate and the mounting plate engage with each other on the outer peripheral surface, and the support rod engages with the inner peripheral surface. A heating cooker composed of a substantially cylindrical insulating plate that abuts the coil spring on the bottom surface, and by providing a substantially cylindrical insulating plate made of this heat resistant insulator, If the primary insulation of the heating part deteriorates, the structure of the secondary insulation, which is configured to ensure safety, can be simplified, and the safety of the equipment can be improved by facilitating manufacturing. it can.

Further, by providing the substantially cylindrical insulating plate made of the heat-resistant insulator, it is not necessary to form the heat shield plate by the heat-resistant insulator. For example, an inexpensive metal material or the like can be used. The cost can be reduced by configuring the heat shield plate at.

The invention according to claim 2 is a heating cooker constituted by a mounting heat shield plate in which the mounting plate according to claim 1 and the heat shield plate are integrally formed. Can be reduced.

The invention according to claim 3 is a heating cooker in which the shape of the insulating plate according to claim 2 is formed in a tapered shape, and the tapered shape prevents the insulating plate from being forgotten and assembled in manufacturing. You can
The safety of the device can be improved.

According to a fourth aspect of the present invention, there is provided a heating cooker in which the side surface of the insulating plate according to the second or third aspect is provided with a notch, and the supporting rod is attached to the insulating plate by providing the notch. Since it can be assembled from the side without inserting it, the number of steps can be reduced.

The invention according to claim 5 is a heating cooker in which the indicating rod according to claim 3 or 4 is cut and raised from the outer case, and the cost and the number of steps can be reduced.

[0012]

【Example】

(First Embodiment) A first embodiment of the present invention will be described below with reference to FIG. The figure is a schematic view of a heating cooker showing an embodiment of the present invention.
A heating unit 3 located below the heating unit 3 for heating the cooking container 1, a mounting plate 4 for mounting the heating unit 3, and a support rod 5 for inserting the mounting plate 4 to support the heating unit 3. A coil spring 6 that is fitted into the support rod 5 to bring the heating object 3 into contact with the top plate 2, a heat shield plate 7 that is located below the heating unit 3 and that shields heat from the outer shell of the main body, The outer shell case 9 constituting the outer shell, the heat shield plate 7 and the mounting plate 4 are engaged with each other on the outer peripheral surface, the support rods 5 are engaged with the inner peripheral surface, and the coil spring 6 is abutted on the bottom surface. It is a heating cooker constituted by a substantially cylindrical insulating plate 8 made of a heat-resistant insulator for performing a general insulation.

The operation of the heating cooker configured as described above will be described. When the primary insulation of the heating unit 3 is deteriorated, the structure can be simplified by configuring the secondary insulation for ensuring the safety with the insulating plate 8, and the manufacturing is facilitated, so that the device can be manufactured. Can improve the safety of.

Further, by forming the insulating plate 8 made of a heat-resistant insulating material, it is not necessary to use a heat-resistant insulating material for the heat shield plate 7, and the cost can be reduced by using, for example, an inexpensive metal material. Can be reduced.

(Embodiment 2) A second embodiment of the present invention will be described below with reference to FIGS. FIG. 2 is a schematic view of a heating cooker showing an embodiment of the present invention. The heating cooker has a top plate 2 made of heat-resistant ceramic or the like on which the cooking target container 1 is placed, and a table below the top plate 2. Heated cooking container 1
A heating unit 3 for heating the heating unit 3; a mounting heat shielding plate 10 located below the heating unit 3 and having an integrated function of mounting the heating unit 3 and shielding heat from the outer shell of the main body; A supporting rod 5 for supporting the insertion heating unit 3; a coil spring 6 for fitting the heating member 3 into contact with the top plate 2 by inserting it into the supporting rod 5;
The outer shell case 9 forming the outer shell of the main body and the mounting heat shield plate 10 are engaged with each other on the outer peripheral surface, the support rods 5 are engaged with each other on the inner peripheral surface, and the coil spring 6 is brought into contact with the bottom surface to electrically insulate. The cooking device is composed of a substantially cylindrical insulating plate 8 made of a heat-resistant insulating material.

FIG. 3 shows an example of the mounting heat shield plate 10. The mounting heat shield plate 10-1 is mounted on the heating unit 3 by 4 pieces.
The mounting heat shield plate 10-2 is composed of three places.

The operation of the heating cooker configured as described above will be described. The cost and the number of steps can be reduced by configuring the mounting heat shield plate 10 in which the parts to which the heating part 3 is attached and the parts for performing the heat shield of the heating part 3 and the outer case 9 are integrated.

(Third Embodiment) A third embodiment of the present invention will be described below with reference to FIGS. FIG. 4 is a schematic view of a heating cooker showing an embodiment of the present invention, which is a top plate 2 made of heat-resistant ceramic or the like for placing the cooking container 1 to be heated and a top plate 2 located below the top plate 2. Heated cooking container 1
A heating unit 3 for heating the heating unit 3; a mounting heat shielding plate 10 located below the heating unit 3 and having an integrated function of mounting the heating unit 3 and shielding heat from the outer shell of the main body; A supporting rod 5 for supporting the insertion heating unit 3; a coil spring 6 for fitting the heating member 3 into contact with the top plate 2 by inserting it into the supporting rod 5;
The outer shell case 9 constituting the outer shell of the main body and the mounting heat shield plate 10 are engaged with each other on the outer peripheral surface, the support rods 5 are engaged with each other on the inner peripheral surface, and the coil spring 6 is brought into contact with the bottom surface to electrically insulate. In the heating cooker, a substantially cylindrical insulating plate 8 made of a heat-resistant insulator is formed into a tapered shape.

FIG. 5 shows an example of the shape of the insulating plate 8, which has a tapered shape like the insulating plate 8-1.

The operation of the heating cooker configured as described above will be described. By making the insulating plate 8 tapered, the shape of the mounting hole of the mounting heat shield plate 10 is changed to the heating portion 3.
The position of can be enlarged without rattling. For example, if the insulating plate 8 is forgotten and assembled, the heating unit 3 falls down and cannot be assembled. Therefore, it is possible to prevent forgetting to assemble the insulating plate 8 in manufacturing, and improve the safety of the device.

(Fourth Embodiment) A fourth embodiment of the present invention will be described below with reference to FIG. The structure of the present invention is the same as the structure described in the second and third embodiments, and a notch is provided on the side surface of a substantially cylindrical insulating plate 8 made of a heat-resistant insulating material for electrical insulation. It is a heating cooker.

FIG. 5 shows an example of the shape of the insulating plate 8, and the insulating plate 8-2 is the insulating plate 8 of Example 2 or 3 provided with a cutout.

The operation of the heating cooker configured as described above will be described. By providing the insulating plate 8 with a notch, the insulating plate 8 can be easily assembled from the side without inserting the support rod 5 and the number of steps can be reduced.

(Fifth Embodiment) A fifth embodiment of the present invention will be described below with reference to FIGS. 6 and 7. FIG.
1 is a schematic view of a heating cooker showing an embodiment of the present invention, in which a top plate 2 made of heat-resistant ceramic or the like on which a cooking container 1 to be heated is placed, and a heating plate located below the top plate 2 are heated. A heating unit 3 for heating the cooking container 1, a mounting heat shield plate 10 located below the heating unit 3 and integrated with a function of mounting the heating unit 3 and shielding heat from the outer shell of the body, and mounting heat shield An outer shell case 9 forming a body outer shell by cutting and raising a support rod for inserting the plate 10 and supporting the heating unit 3 from the outer shell case; Coil spring 6 for abutting against 2, and mounting heat shield plate 10
With a heat-resistant insulator that electrically insulates the support rod engaged with the outer peripheral surface and cut and raised from the outer shell case 9 with the inner peripheral surface to abut the coil spring 6 on the bottom surface. It is a heating cooker constituted by the substantially cylindrical insulating plate 8. FIG. 7 is a detailed view showing an example of the support rod 9-1 cut and raised from the outer case 9.

The operation of the heating cooker configured as described above will be described. By using a support rod cut and raised from the outer case 9, the cost and man-hours can be reduced.

In Examples 1 to 5 of the present invention, the heat source is a radiant heater or a halogen heater,
The heat source can be changed as required.

[0027]

According to the first aspect of the present invention, the secondary insulation of the device can be configured with a single component, and manufacturing can be facilitated by simplifying the structure, thereby improving the safety of the device. Can be improved. Further, it is not necessary to use a heat-resistant insulating material for the heat shield plate, and the cost can be reduced.

According to the second aspect of the present invention, the cost and the number of steps can be reduced by integrating the components that perform the mounting and the heat shielding functions.

According to the third aspect of the present invention, it is possible to prevent forgetting to assemble the component for performing the secondary insulation of the device and improve the safety of the device.

According to the fourth aspect of the invention, it is easy to assemble the parts for performing the secondary insulation of the device, and the number of steps can be reduced.

According to the fifth aspect of the present invention, the cost and the number of steps can be reduced by constructing the indicator rod for supporting the heating portion by the outer shell of the main body.

[Brief description of drawings]

FIG. 1 is a schematic diagram of a heating cooker according to a first embodiment of the present invention.

FIG. 2 is a schematic view of a heating cooker according to a second embodiment of the present invention.

FIG. 3 is a supplementary diagram of the heating cooker according to the second embodiment of the present invention.

FIG. 4 is a schematic view of a heating cooker according to a third embodiment of the present invention.

FIG. 5 is a supplementary diagram of the heating cooker according to the third or fourth embodiment of the present invention.

FIG. 6 is a schematic view of a heating cooker according to a fifth embodiment of the present invention.

FIG. 7 is a supplementary diagram of the heating cooker according to the fifth embodiment of the present invention.

FIG. 8 is a schematic view showing an example of a conventional heating cooker.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Cooking container to be heated 2 Top plate 3 Heating part 4 Mounting plate 5 Supporting rod 6 Coil spring 7 Heat shield plate 8 Insulating plate 8-1 Example of insulating plate 8-2 Example of insulating plate 9 Outer case 9-1 Outer case Detailed view 10 Mounting heat shield plate 10-1 Example of mounting heat shield plate 10-2 Example of mounting heat shield plate 11 Insulation heat shield plate 12 Insulation tube

Front page continuation (72) Inventor Koichi Hosoi 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd.

Claims (5)

[Claims] 1. A top plate on which a cooking container to be heated is placed, a heating part located below the top plate, a mounting plate for mounting the heating part, a pointing rod inserted into and contacting the mounting plate, and the support. A coil spring fitted into the rod, a heat shield plate located below the heating portion, an outer case forming the outer shell of the main body, the heat shield plate and the mounting plate engage with each other on the outer peripheral surface, and the support rod has an inner periphery. A heating cooker composed of a substantially cylindrical insulating plate that is engaged with a surface and a coil spring is brought into contact with the bottom surface. 2. The cooking device according to claim 1, wherein the heating plate comprises a mounting heat shield plate in which the mounting plate and the heat shield plate are integrated. 3. The cooking device according to claim 2, wherein the insulating plate has a tapered shape. 4. The heating cooker according to claim 2, wherein the insulating plate has a notch on a side surface thereof. 5. The cooking device according to claim 3, wherein the indicator rod is cut and raised from the outer case.