JPH0833575A - Rice cooking assistant device - Google Patents

Abstract

PURPOSE:To assist desirable rice cooking by effectively diffusing the cooking heat produced by a low heating power rice cooking pot. CONSTITUTION:This assistant device comprises: a heat diffusing plate 1 formed of a highly heat-conductive material into such a radial shape that the plate 1 can stand on the bottom of a rice cooking pot; notched parts 2 extending from outer locations in lower parts 111, 121 to inner locations in upper parts 112, 122 of the heat diffusing plate 1; and through holes 3 formed in the lower parts of the heat diffusing plate 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rice cooking aid.
More specifically, the present invention relates to an improvement in the heat diffusion structure of a rice cooking auxiliary tool that is housed inside a rice cooking container to diffuse the heat of cooking rice when cooking rice.

[0002]

2. Description of the Related Art Currently, various rice cookers are used. However, if the heating power to generate rice cooking heat in the rice cooking container is weak, the conduction distribution of the rice cooking heat is different between the peripheral portion and the central portion of the rice cooking container. As a result, there is a common problem that uneven cooking occurs and the finished cooking becomes poor.

Conventionally, as a rice cooking aid for diffusing heat of rice cooking, for example, one described in Japanese Utility Model Application Publication No. 9222 of Taisho 14 is known.

This conventional rice-cooking aid is composed of a round plate-shaped member that covers the bottom surface of the rice-cooking container and a cylindrical member that is erected on the round plate-shaped member. The rice cooking water is circulated in the vertical direction of the rice cooking container through the provided small holes. According to this conventional rice cooking aid, the heat of cooking rice is rapidly diffused throughout the rice cooking container by the circulating flow of the cooking water.

[0005]

The above-mentioned conventional rice cooker has a problem that when the heating power of the rice cooker is weak, the circulating flow of the rice cooked water is not formed so much and the defective cooking is not improved so much. is there.

The present invention has been made in consideration of such problems, and it is an object of the present invention to provide a rice-cooking aid that effectively diffuses the heat of rice-cooking in a rice-cooking container having a weak heating power to improve the cooking efficiency. And

[0007]

In order to solve the above-mentioned problems, the rice cooking aid according to the present invention employs the following means.

That is, according to the first aspect, the heat diffusion plate is made of a material having good heat conductivity and is formed in a radial shape so as to be able to stand on the bottom surface of the rice cooking container, and the heat diffusion plate is cut from the lower outer side to the upper inner side. It is provided with a formed area cutting portion and a through hole opened in a lower portion of the heat diffusion plate.

According to a second aspect of the rice cooker of the first aspect, the heat diffusion plate is formed by radially assembling a plurality of flat plate-shaped members, and each flat plate-shaped member can be disassembled. Characterize.

According to a third aspect of the present invention, in the rice cooker according to the first or second aspect, a hoisting hole for hoisting the rice from the rice cooker is provided on the upper part of the heat diffusion plate.

[0011]

According to the above-mentioned means, according to the first aspect of the present invention, the heat-diffusion plate is vertically accommodated so that the radial center is aligned with the center of the bottom surface of the rice cooking container. Conducting from the bottom to the top of the diffuser. The conducted heat of cooking rice is concentrated in the central portion of the rice cooking container, which originally has the lowest heat conduction distribution, but is not excessive due to the area excision portion. The through holes allow the rice cooking water to flow and equalize the heat conduction distribution in the plane direction of the rice cooking container.

According to the second aspect of the present invention, in the operation of the first aspect, the heat diffusion plate can be assembled in a radial shape only when it is housed in the rice cooking container.

Further, in claim 3, the above-mentioned claims 1 and 2 are provided.
In the action of, the hoisting holes are used to lift and remove from the cooked rice.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of a rice cooking aid according to the present invention will be described below with reference to the drawings.

In this embodiment, the heat diffusion plate 1 is formed by assembling two flat plate-shaped members 11 and 12 in a radial shape having a cross shape.

Flat plate-shaped members 11, 1 constituting the heat diffusion plate 1
2 is formed of an aluminum-based metal material having a good thermal conductivity, and its surface is anodized to have corrosion resistance. The overall shapes of the flat plate-shaped members 11 and 12 are formed by deforming convex shapes, and the lower portions 111 and 121 having a large area and the upper portions 112 and 12 having a narrow area.
Consists of two.

On the other hand, the flat plate-shaped member 11 is provided with an insertion groove 113 at the center of the upper portion 112. The other flat plate-shaped member 12 has the insertion groove 113 at the center of the lower portion 12.
The insertion groove 123 corresponding to is provided. Therefore, as shown in FIG. 1, by inserting the insertion grooves 113 and 123 into each other, the flat plate members 11 and 12 are assembled in a radial shape having a cross shape to form the heat diffusion plate 1. . It should be noted that both insertion grooves 113 and 123 are provided with a certain degree of accuracy so that both flat plate-shaped members 11 and 12 are tightly assembled so that rattling and noise will not occur during rice cooking.

The flat plate-shaped members 11 and 12 are provided with an area cutting section 2. This area excision part 2 has a lower part 11
1, 121 and upper portions 112, 122 are formed by cutting in a V shape to form lower portions 111, 121 and upper portions 112, 122 having wide and narrow areas. The area excision part 2
The V-shaped notch is curved so as not to damage the rice grains and rice.

A through hole 3 is provided in each of the flat plate members 11 and 12. The through hole 3 is formed in the lower portion 111, 12
Six openings are provided in each of 1 in a perfect circle. In addition,
Two of the through holes 3 on the center side are opened near the upper portions 112, 122.

Further, a lifting hole 4 is provided in one flat plate-shaped member 11. This lifting hole 4 has an upper part 11
Two pieces are opened in the vicinity of the upper end of 2 at symmetrical positions with the insertion groove 113 interposed therebetween.

The above-mentioned respective parts have dimensions as shown in FIG. 2 for an electric rice cooker of a general household. That is, the thickness of the flat plate-shaped members 11 and 12 is about 3 mm, and the lower part 11
Width a of 1,121 is about 140 mm, lower part 111,12
1, the total vertical width b of the upper part 112, 122 is about 100 mm,
The width c of the upper part 112, 122 is about 23 mm, and the upper part 112, 122
The vertical length d from the upper end of 122 to the central portion of the area excision portion 2 is about 50 mm. The diameter e of the through hole 3 is about 13 mm,
The diameter f of the hoisting holes 4 is about 4 mm, and the center distance g of the through holes 3 is about 20 mm. Further, since the above-mentioned respective parts have a simple structure, they can be easily manufactured at low cost by cutting out or the like.

According to this embodiment, when it is used in the electric rice cooker 5 for general households as shown in FIG. 3, the flat plate-shaped member 1 is used.
The heat diffusion plate 1 in which 1 and 12 are assembled in a radial shape having a cross shape is erected on the bottom surface 511 of the rice cooking container (inner pot) 51. That is, the flat plate-shaped members 11, 1 are provided at the center of the rice cooking container 51.
The upper parts 112 and 122 of the two are positioned. At this time, the radial center of the heat diffusion plate 1 and the rice cooking container (inner pot) 51
The center of the bottom surface 511 of the

The electric rice cooker 5 for general households shown in FIG. 3 has a bottom surface 5111 and a peripheral surface 512 of the rice cooking container 51.
An outer pot 52 provided so as to surround the outer pot, a heating air gap 53 provided between the rice cooking container 51 and the outer pot 52, and an outer pot 5
A sheathed heater 54 for directly heating 2 is provided.

In this embodiment, the rice cooking container 51 of the electric rice cooker 5 is used.
After being housed in No. 1, the electric rice cooker 5 is operated as usual and no special operation is added.

During rice cooking by the electric rice cooker 5, the sheath heater 54 sequentially heats the outer pot 52, the air in the heating air gap 53, and the rice cooking container 51. The bottom 51 of the rice cooking container 51 is heated.
The heat of cooking rice 1 is conducted to the flat plate-shaped members 11 and 12 of the heat diffusion plate 1. The conduction of this rice cooking heat is as follows.
2 is performed on the lower parts 111 and 121, and sequentially on the upper part 11.
It spreads to 2,122. Therefore, the conducted cooked rice heat is concentrated on the upper portions 112, 122 of the flat plate-shaped members 11, 12, but the area cutting section 2 causes the upper portions 112, 12 to be heated.
Since the heat conduction area of 2 is narrow, excessive concentration of rice cooking heat does not occur.

As a result, the heat of cooking rice has a conduction distribution indicated by a mesh A in FIG. That is, the rice cooking heat is evenly distributed over the entire rice cooking container 51. In addition, when this example is not used, the conduction distribution shown by the chain double-dashed line B is obtained, and the rice cooking container 5
In the peripheral part and the central part of the bottom surface 511 and the peripheral surface 512 of No. 1, the conduction distribution of the heat of cooking rice becomes near.

This uniform distribution of the heat of cooked rice prevents uneven cooking of the cooked rice and improves the cooked quality.

The through holes 3 formed in the flat plate-shaped members 11 and 12 ensure the flow of the cooked water during cooking in the plane direction and equalize the conduction distribution of the cooked heat in the plane direction. Further, the two holes at the high position near the center of the through hole 3 ensure the flow in the plane direction at the high position of the cooked water rising along the flat plate-shaped members 11 and 12.

When the rice cooking by the electric rice cooker 5 is completed, this embodiment is taken out of the rice cooking. When taking this out, the fork 62 with two forks is attached to the tip of the handle 61.
If the fork 62 is inserted into the hoisting hole 4 opened in the flat plate-shaped member 11 and lifted up by using the take-out tool attached to, the hoist can be taken out easily without suffering burns or the like. If the electric rice cooker 5 has a heat retaining function, it may be left in the rice cooker.

After taking out the rice from this embodiment, the flat plate members 11 and 12 are disassembled to facilitate cleaning. Also, when disassembled, it is convenient for storage in the kitchen.

It should be noted that disassembly of the flat plate-shaped members 11 and 12 is convenient for sale and transportation, and also convenient for carrying when used outdoors.

The target of use of this embodiment is not limited to the electric rice cooker 5 shown in FIG. 3, but an electric rice cooker of the type that heats the rice cooker, a rice cooker using a stove for camping as a heat source, and the like. It covers all rice cooking containers with low heat.

As described above, in addition to the illustrated embodiment, the heat diffusion plate 1
An embodiment in which is a radial shape other than the cross shape is also possible.

Further, it is possible to use an embodiment in which the size and position of the through hole 3 are changed.

Further, the hoisting hole 4 is provided in the other flat plate-shaped member 1.
It is also possible to provide an example in which it is also provided in No. 2 or has a ring structure.

[0036]

As described above, in the rice cooking aid according to the present invention, in common with each claim, the heat of cooking rice on the bottom surface of the rice cooking container is appropriately concentrated in the vertical direction and is conducted uniformly in the planar direction. , It has the effect of effectively dissipating the heat of cooking rice in a rice cooking container with a weak heating power to improve the cooking efficiency.

Further, in common with each claim, the structure is simple, so that there is an effect that it can be manufactured inexpensively and easily.

Further, since only the second aspect can be disassembled, there is an effect that it is convenient for cleaning, storing, transporting, carrying and the like.

Further, according to claim 3, since it can be taken out from the cooked rice after use, there is an effect that the taking out can be performed safely and easily.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing an embodiment of a rice cooking aid according to the present invention.

FIG. 2 is an enlarged front view of FIG.

3 is a front view of the usage state of FIG. 1. FIG.

FIG. 4 is a perspective view showing an example of taking out after use in FIG. 1;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Heat diffusion plate 11, 12 Flat plate-shaped member 2 Area excision part 3 Through hole 4 Lifting hole 5 Electric rice cooker 51 Rice cooker 511 Bottom

Claims (3)

[Claims] 1. A heat diffusion plate which is made of a material having good heat conductivity and which is formed in a radial shape so as to be able to stand on the bottom surface of a rice cooking container, and an area excision which is formed by cutting from the lower outer side to the upper inner side of the heat diffusion plate. Rice cooker comprising a portion and a through hole opened at the bottom of the heat diffusion plate. 2. The rice cooking auxiliary tool according to claim 1, wherein the heat diffusion plate is formed by radially assembling a plurality of flat plate-shaped members,
A rice cooker characterized in that each flat plate member can be disassembled. 3. The rice cooking aid according to claim 1 or 2, wherein a lifting hole for hoisting the rice out of the rice cooker is provided in an upper portion of the heat diffusion plate.