JPH08250268A - Induction cooking appliance - Google Patents

Abstract

PURPOSE: To prevent the deterioration of corrosion resistance of a pan exclusively used for an induction cooking appliance and make it hard to cause discoloration and cracks by forming a projected part downward under the grip part of the pan and keeping the surface of the top plate of a cooking appliance higher than the upper surface of a outer frame of the appliance. CONSTITUTION: As a part of a grip 15 of a pan 14 exclusively used for an induction heat cooking appliance, a projected part 17 is formed downward like a wall between a grip part 16 and the pan 14 for exclusive use. The external size A of the top plate 12 of a cooling appliance main body 1, the inner size B of the projected part 17 of the pan 14, and the external size C of the bottom part of the pan 14 are made to have the relation, C<A<B, and the lower end face of the projected part 17 is so made as to be lower than the upper face of the top plate 12. When the pan 14 is put above the top plate 12 of the cooking appliance 11, positioning is done without the bottom face of the pan 14 being brought into contact with the edge face of the top plate 12. Wearing of the pan 14 due to the edge face of the top plate 12 is prevented and the metal base is hardly exposed and thus deterioration of the outer appearance and corrosion resistance of the pan can be suppressed. Moreover, the temperature rise in the outer surface of the cooking appliance 11 is suppressed to low, so that discoloration and crack formation can be also prevented.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an induction heating cooker provided with a dedicated pot exclusively for an induction heating cooker.

[0002]

2. Description of the Related Art Conventionally, an induction heating cooker of this kind has been shown in FIG. That is, 1 is a cooker body for induction heating cooking, 2 is a top plate, 3 is an outer shell of the cooker body 1,
Reference numeral 4 is a dedicated pan dedicated to the induction heating cooker, 5 is a convex wall formed in an annular shape at the outer peripheral lower end of the dedicated pan 4, 6 is a handle of the dedicated pan 4,
A heating coil 7 has an inner diameter A of the convex wall 5 which is slightly larger than an outer diameter B of the top plate 2.

The operation of the induction heating cooker configured as described above will be described below. When the dedicated pot 4 is placed on the top plate 2, the inside of the convex wall 5 is fitted to the outside of the top plate 2, so that it does not slip easily and safety is secured. However, since the convex wall 5 and the end surface of the top plate 2 are in direct contact with each other, the coating applied on the inner side of the convex wall is damaged, the metal cloth is exposed, and the appearance and corrosion resistance are deteriorated. In addition, the portion of the outer shell 3 that supports the top plate 2, that is, the portion near the convex wall 5 of the special pot 4 is heated to a high temperature by the heat of the special pot 4 during cooking, and is easily deteriorated by heat, causing discoloration or cracking. was there.

The present invention solves the above-mentioned problems of the prior art by preventing the metal cloth of the special pot from being exposed to prevent the appearance and deterioration of the corrosion resistance, and to reduce the temperature rise of the outer shell to cause discoloration and The first purpose is to prevent cracking.

The second purpose is to prevent the pan handle from being damaged. A third object is to prevent the pan handle from being scratched and facilitate the placement of the special pan on the cooker body.

Further, even if a spillage occurs from the special pot,
The fourth purpose is to prevent spillage from falling from the upper part of the cooker body.

[0007]

In order to achieve the above first object, the present invention provides a cooker body including a top plate and an outer shell for supporting the top plate, and a convex portion protruding downward. And a dedicated pan having a handle, the top surface of the top plate is higher than the top surface of the outer shell, and when the exclusive pan is placed on the top plate, the lower end surface of the convex portion is the top surface of the top plate. Lower than that.

Further, in order to achieve the second object, the present invention particularly provides a stepped portion for covering the side surface of the top plate on the outer peripheral portion of the top plate.

In order to achieve the third object, according to the present invention, a concave portion is provided on the outer side of the top plate, and when the special pot is placed on the top plate, the concave portion and the convex portion are provided. The lower end of the is fitted.

Furthermore, in order to achieve the above-mentioned fourth object, the present invention provides a concave portion especially on the outer peripheral portion of the outer top plate.

[0011]

With the above-described structure, the induction heating cooker of the present invention has the lower end of the handle fitted to the outer circumference of the top plate when the special pan is placed at a predetermined position on the top plate, so that the special pan contacts the end face of the top plate. Since the deterioration of appearance and corrosion resistance can be prevented and the distance between the outer shell and the dedicated pot bottom can be increased, the temperature rise of the outer shell can be reduced and the occurrence of discoloration or cracking can be prevented.

Further, since the step portion which covers the side surface of the top plate is provided on the outer peripheral portion of the top plate, it becomes difficult for the handle to contact the end face of the top plate, and the scratches can be prevented.

Further, by fitting the concave portion of the outer shell and the convex portion of the pan handle, it is possible to easily mount the special pan on the cooker main body.

Further, by arranging the recessed portion on the outer peripheral portion of the outer top plate, when the spilled substance from the special pan is generated, the spilled substance can be received by the recessed portion, and the cooker body is placed on a table or the like. It can be prevented from flowing.

[0015]

【Example】

(Embodiment 1) With reference to FIGS.
Will be described with reference to.

In the figure, 11 is a cooker main body, 12 is a top plate, 13 is an outer shell of the cooker main body, 14 is a special pan made exclusively for induction heating cookers, and 15 is a handle of a special pan 14 made of heat-resistant resin. Reference numeral 16 denotes a handle portion of the handle 15, 17 denotes a part of the handle 15 which is a wall-shaped convex portion provided downwardly between the handle portion 16 and the dedicated pot 14, and 18 denotes a heating coil. is there. The dimensional relationship between the outer dimension A of the top plate 12, the inner dimension B of the convex portion 17 and the outer dimension C of the bottom of the special pot 14 is C <A <B, and the lower end surface of the convex portion 17 is D is lower than the upper surface E of the top plate 12.

The operation of the induction heating cooker configured as described above will be described. When cooking with the special pan 14, the special pan 14 is placed on the top plate 12.
Since the outer dimension A of 2 is smaller than the inner dimension B of the convex portion 17 and the lower end surface D of the convex portion 17 is lower than the upper surface E of the top plate 12, the special pot 14 is attached to the end surface of the top plate 12. The position is fixed without the bottoms touching. Therefore, the dedicated pot 14 is the top plate 1.
The end face of No. 2 is not worn away, the metal material is less exposed, and deterioration of appearance and corrosion resistance can be prevented. Moreover, since the outer dimension A of the top plate 12 is made larger than the outer dimension C of the bottom portion of the dedicated pot 14, and the portion of the outer shell 13 that supports the top plate 12 is separated from the bottom portion of the dedicated pot 14 as much as possible.
The temperature rise of the outer shell 13 can be reduced to prevent discoloration and cracking.

(Embodiment 2) A second embodiment of the present invention will be described below with reference to FIG.

In the figure, 31 is a cooker main body, 32 is a top plate, 33 is an outer shell of the cooker main body 31, 34 is a special pan made exclusively for induction heating cookers, 35 is a handle, and 36 is a handle 35.
The handle portion 37 is a part of the handle 35, and is a convex portion provided downward in a wall shape between the handle portion 36 and the dedicated pot main body 34. Further, the step portion 39 provided on the outer peripheral portion of the top plate 32
Has an outer dimension H or I slightly smaller than the inner dimension K of the convex portion, and has a height J of about 1 to 20 mm.

The operation of the induction heating cooker configured as described above will be described below. The convex pot 37 of the special pot 34 is the step 3
Since the position is determined by fitting to the side surface of 9, the bottom surface of the dedicated pot 34 does not come into direct contact with the end face of the top plate 32 and is not worn away, so that the metal material of the dedicated pot 34 is less likely to be exposed, its appearance and corrosion resistance. Can be prevented. Further, by setting the vertical and horizontal dimensions H and I to be substantially the same, the direction in which the special pot 34 is placed is not limited to one direction, so that the usability can be further improved.

Further, in FIG. 4, the top plate 42, the dedicated pot 44 and the stepped portion 49 are formed in a circular shape. With this configuration, there is no restriction on the direction in which the dedicated pot 44 is placed.

(Embodiment 3) A third embodiment of the present invention will be described below with reference to FIGS.

In the figure, 21 is a cooker main body, 22 is a top plate, 23 is an outer shell, 24 is a special pan made exclusively for induction heating cookers, 25 is a handle, 26 is a handle hole of the handle 25, 27
Is a convex portion which is integrally formed with the handle 25 and is provided in a downward wall shape, 2
8 is a heating coil. The dimensional relationship between the outer dimension F of the top plate 22 and the inner dimension G of the convex portion 27 is F <G, so that the convex portion 27 fits when the special pot 24 is placed on the top plate. Recess 2 that is slightly larger than the width and thickness of protrusion 27
9 is provided.

The operation of the induction heating cooker configured as described above will be described below. Dedicated pot 24 is convex 2
Since 7 fits into the concave portion 29 on the upper surface of the outer shell and its position is determined, the bottom surface of the special pot 24 does not come into contact with the end surface of the top plate 22 and is abraded, so that the metal material is exposed and the appearance and corrosion resistance are improved. It can be prevented from falling. Further, since the distance is kept between the convex portion 27 and the end surface of the top plate 22, there is an effect that the handle 25 made of heat-resistant resin is less likely to be damaged. Further, by fitting the concave portion 29 and the convex portion 27 of the outer shell 23, it is possible to easily mount the special pot 24 on the cooker main body 23.

(Embodiment 4) A fourth embodiment of the present invention will be described below with reference to FIG.

In the figure, reference numeral 51 is a cooker main body, 52 is a top plate, 53 is an outer shell, 54 is a special pot made specifically for an induction heating cooker, 55 is a handle, 56 is a handle portion of the handle 55, 57
Is a convex portion provided downward, and a concave portion 58 having a depth of about 1 to 20 mm is provided on the upper surface of the outer shell 53, and when the special pot 54 is placed on the top plate 52, the convex portion 57 is provided. The lower end position of is located in the recess 58. The operation of the induction heating cooker configured as above will be described below.

Since the convex portion 57 hits the wall surface of the concave portion 58 to fit the dedicated pot 54 and the position thereof is determined, the end face of the top plate 52 and the bottom face of the dedicated pot 54 do not come into direct contact with each other, and the dedicated pot 54
Is not abraded by the end surface of the top plate 52, and the metal material thereof is less likely to be exposed, so that the appearance and corrosion resistance can be prevented from lowering. In addition, since the concave portion is formed on the outer peripheral portion of the top plate 52,
When spillage occurs from the dedicated pot 54, the spillage first collects in the recess 58, so that it can be prevented from flowing onto a table or the like on which the cooker main body 51 is placed.

[0028]

As described above, according to the present invention, since the lower end of the handle is fitted to the outer circumference of the top plate when the special pan is placed at a predetermined position on the top plate, the special pan does not contact the end face of the top plate. The appearance and corrosion resistance can be prevented from lowering, and the distance between the outer shell and the bottom of the special pan can be increased, so that the temperature rise of the outer shell can be reduced and the occurrence of discoloration or cracks can be prevented.

Further, by providing the stepped portion on the outer peripheral portion of the top plate to cover the side surface of the top plate, it becomes difficult for the handle to contact the end face of the top plate, and the scratches can be prevented.

Further, by fitting the concave portion of the outer shell and the convex portion of the pan handle, it is possible to easily mount the special pan on the cooker main body.

Further, by arranging the recessed portion on the outer peripheral portion of the top plate of the outer shell, when spilled spillage occurs from the special pan, the spilled portion can be received by the recessed portion, and can be placed on a table or the like on which the cooker body is placed. It can be prevented from flowing.

[Brief description of drawings]

FIG. 1 is a perspective view of an induction heating cooker according to a first embodiment of the present invention.

FIG. 2 is a sectional view of the induction heating cooker.

FIG. 3 is a perspective view of an induction heating cooker according to a second embodiment of the present invention.

FIG. 4 is a perspective view of an induction heating cooker including another top plate, a dedicated pot, and a step portion as constituent elements in the same embodiment.

FIG. 5 is a perspective view of an induction heating cooker according to a third embodiment of the present invention.

FIG. 6 is a sectional view of the induction heating cooker.

FIG. 7 is a perspective view of an induction heating cooker according to a fourth embodiment of the present invention.

FIG. 8 is a sectional view of a conventional induction heating cooker.

[Explanation of symbols]

 11 Cooker Main Body 12 Top Plate 13 Outer Shell 14 Special Pan 15 Handle 17 Convex Part 18 Heating Coil 39 Step Part

Claims (4)

[Claims] 1. A cooker main body having a top plate and an outer shell for supporting the top plate, and a dedicated pot having a handle having a convex portion projecting downward, the upper surface of the top plate being the outer shell. Of the induction cooker, the lower end surface of the convex portion being lower than the top surface of the top plate when the special pan is placed on the top plate. 2. The induction heating cooker according to claim 1, wherein a step portion is provided on an outer peripheral portion of the top plate to cover a side surface of the top plate. 3. A structure in which a recess is provided outside the top plate of the outer shell, and when the special pan is placed on the top plate, the recess and the lower end of the protrusion are fitted together. The induction heating cooker according to 2. 4. The induction heating cooker according to claim 1, 2 or 3, wherein a recess is provided on the outer peripheral portion of the outer top plate.