JP3934562B2 - Cooker - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a cooking device, and more particularly to a cooking device having a steam cooking function that generates steam and heats an object to be heated.
[0002]
[Prior art]
Conventional heating cookers are generated by microwave heating with a lid with a water absorption body that absorbs water for generating steam on the top and bottom of the object to be heated. The heated steam is discharged into the heating chamber, and the object to be heated is heated with steam and microwaves (see, for example, Patent Document 1).
[0003]
[Patent Document 1]
Japanese Patent Laid-Open No. 8-135579 (page 2-3, FIG. 1)
[0004]
[Problems to be solved by the invention]
In a conventional cooking device, a heating chamber is provided with a rail, an object to be heated is placed on a shelf placed on the rail, and a steam container is placed above and below the object to be heated. And it heated by irradiating the microwave from the lower part. However, in such a conventional cooking device, when steam cooking is performed, the rails, shelves and steam containers must be set in the heating chamber, which is very troublesome. The heating chamber was too narrow to use to heat a large object to be heated.
[0005]
Further, when steam cooking is not performed, these accessories are unnecessary, and the user has to secure the storage space.
[0006]
The present invention has been made in order to solve the above-described problems, and is an easy-to-use heating cooker that can secure an effective space in the heating chamber and can steam-cook an object to be heated with a simple configuration. The purpose is to provide.
[0007]
[Means for Solving the Problems]
A heating cooker according to the present invention has a heating chamber for storing an object to be heated, a high-frequency generator for supplying a high frequency, and a volume that is detachably mounted in the heating chamber and can store water for steam cooking. A cooking pan having a steam outlet provided on the cooking pan so as to be detachable and mounting the heated object and supplying steam to the heated object. Irradiating the cooking pan to heat water and perform steam cooking.
[0008]
Moreover, a lid | cover is arrange | positioned so that the said cooking plate and the to-be-heated material may be opposed at the time of steam cooking.
[0009]
Further, the hole diameter of the steam port is set to λ / 4 or less with respect to the high frequency wavelength λ supplied by the high frequency generator.
[0010]
Further, at the time of steam cooking, a steam density adjusting member that increases the steam density is provided in a space smaller than the volume of the heating chamber.
The lid has the same shape as the cooking pan.
Further, shelves are provided at predetermined intervals on the side surface of the heating chamber, and the lid can be placed at different heights.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
Embodiment 1 FIG.
Hereinafter, Embodiment 1 of the present invention will be described with reference to FIGS. FIG. 1 is a configuration diagram of a heating cooker showing Embodiment 1 of the present invention, and FIG. 2 is a top view of a heated object mounting table shown in FIG.
[0012]
In FIG. 1, shelves 3 on which square dishes (not shown) are placed are provided on both side walls of the heating chamber 1, and ceramic fixed to the bottom of the heating chamber 1 with an adhesive 4 such as silicon. A bottom plate 5 made of a non-dielectric member such as is provided. A rotating antenna 6 for diffusing high frequencies is provided below the bottom plate 5. A waveguide 7 and a motor 8 are provided in the lower portion of the heating chamber 1, and the high frequency generated from the high frequency generator 9 is diffused by the rotating antenna 6 from the lower portion of the heating chamber 1 through the waveguide 7. It is supplied into the heating chamber 1.
[0013]
On the other hand, a cooking plate 11 made of a non-dielectric member such as ceramic having a volume for containing water is detachably mounted on the bottom plate 5 provided at the bottom of the heating chamber 1. The cooking pan 11 has a structure in which the object to be heated 10 can be directly placed and cooking can be performed. Moreover, the to-be-heated material mounting base 12 comprised with metals, such as stainless steel, and the shape which covers the upper surface of the cooking pan 11 is mounted in the cooking pan 11 so that attachment or detachment is possible. And water is put into the cooking pan 11, the to-be-heated material mounting base 12 is mounted, and the to-be-heated material 10 is mounted on it, and steam cooking is performed.
[0014]
In addition, when heating the to-be-heated object 10 with a high frequency, you may make it remove the to-be-heated object mounting base 12 and perform a high frequency cooking, or use another to-be-heated cooking table which consists of non-dielectric members, such as a ceramic. Then, high frequency cooking may be performed.
[0015]
Moreover, the to-be-heated object mounting base 12 is mounted so that it may become substantially the same surface as the edge of the cooking pan 11, for example, when putting in and out the to-be-heated object 10 in the heating chamber 1, a container is hit | hung to an edge. To improve the usability, there is no need to worry about it. Further, the depth of the cooking pan 11 is preferably set to an appropriate height such that it is difficult to spill water even if it is carried in a state where water is stored, and does not reduce the internal volume.
[0016]
As shown in FIG. 2, the heated object mounting table 12 is provided with a plurality of steam ports 12a, and steam is supplied from the steam ports 12a to the heated object 10 for steam cooking. Further, the hole diameter of the steam port 12a is set to λ / 4 or less (λ is the wavelength of the high frequency), and only the steam is supplied to the heating chamber 1 without passing the high frequency generated from the high frequency generator 9. ing.
[0017]
Next, the operation will be described. First, water is put into the cooking pan 11, the heated object placing table 12 is placed on the cooking dish 11, and the heated object 10 is placed on the heated object placing table 12. Then, by driving the high frequency generator 9, high frequency is supplied into the heating chamber 1 through the waveguide 7 and the rotating antenna 6, and the high frequency supplied into the heating chamber 1 heats the water on the cooking dish 11. To do. Steam generated by heating is supplied to the object to be heated 10 from the steam port 12a of the object mounting table 12 to perform steam cooking. Here, since the heated object mounting table 12 is made of metal, and the hole diameter of the steam port 12a is λ / 4 or less, the high frequency supplied from the rotating antenna 6 uses only the water in the cooking pan 11. It is heated and is not supplied to the heating chamber 1. Therefore, since the article to be heated 10 is heated only by steam, cooking like a steamer is possible. When the high frequency passes through the steam port 12a, the water boils and the heated object 10 is heated by the high frequency before the steam cooking starts, and the steam cooking cannot be performed well. Can solve the problem.
[0018]
As described above, according to the first embodiment, the high frequency supplied into the heating chamber 1 heats only the water on the cooking pan 11 and is not supplied to the article to be heated 10. Therefore, since the article to be heated 10 is heated only by steam, cooking like a steamer is possible, and the performance of steam cooking is improved. Moreover, since it was set as the structure which can attach or detach the cooking pan 11 and the to-be-heated material mounting table 12, after completion | finish of heat cooking, the cooking pan 11 and the to-be-heated material mounting table 12 can be removed and washed, and it remained in the cooking pan 11 Water can be easily discarded and cooking can be done in a sanitary manner. Furthermore, since the depth of the cooking pan 11 is configured such that water does not spill even when carried in a state where water is disposed, handling is further improved.
[0019]
Moreover, in this Embodiment 1, since the baseplate 5 was provided separately from the cooking pan 11 and the circumference | surroundings of the baseplate 5 were fixed with the adhesive agent 4, water etc. flowed into the lower side of the cooking pan 11 by any chance. However, it can prevent flowing into the rotating antenna 6 side. Moreover, when the heated object mounting table 12 is arranged on the cooking dish 11 by closing the opening of the cooking dish 11 by the heated object mounting table 12, the heated object is mistakenly dropped into the water of the cooking dish 11. Can prevent mistakes. Moreover, in order to hold | maintain the to-be-heated material mounting base 12 favorably in the part which mounts the to-be-heated object mounting base 12 of the cooking pan 11, the mounting base holding means like the groove | channel 11a may be formed. preferable. Such a configuration makes it difficult for the article-to-be-heated table 12 to move on the cooking pan 11 and further improves usability. Moreover, since the cooking dish 11 can be used as a substitute for a cooking square dish by removing the to-be-heated material mounting base 12 and mounting on the shelf 3, accessories can be reduced.
[0020]
Embodiment 2. FIG.
FIG. 3 is a block diagram of a heating cooker showing Embodiment 2 of the present invention. In addition, the same code | symbol is attached | subjected to the structure similar to Embodiment 1, and description is abbreviate | omitted. In Embodiment 2, the example which provided the lid | cover 2 in the shelf 3 formed in the both-sides wall of the heating chamber 1 above the to-be-heated material 10 is shown. By placing the lid 2 on the shelf 3, the steam supplied from the steam port 12 a into the heating chamber 1 can be efficiently supplied to the article to be heated 10. In addition, it becomes the structure which can be combined with the lid | cover 2 and the cooking pan 11 by making the shape of the lid | cover 2 and the cooking pan 11 into substantially the same shape.
[0021]
According to the second embodiment, by providing the lid 2, it is possible to provide a heating cooker capable of more efficient steam cooking. Moreover, since the cooking dish 11 can be used as a substitute for a cooking square dish by removing the to-be-heated material mounting base 12 and mounting on the shelf 3, accessories can be reduced. Furthermore, since the cooking pan 11 can be used also as the lid 2, the cost can be reduced. Moreover, you may comprise so that the lid | cover 2 can be used as a cooking square dish similarly to the cooking dish 11 by mounting on the shelf 3 upside down. By setting it as such a structure, the cooking pan 11 and the lid | cover 2 are mounted in the shelf 3, cooking in a multistage is also attained, and usability improves. Note that the lid 2 is also preferably made of a non-dielectric material such as ceramic in order to perform multi-stage cooking.
[0022]
Embodiment 3 FIG.
FIG. 4 is a configuration diagram of a heating cooker showing Embodiment 3 of the present invention. In addition, the same code | symbol is attached | subjected to the structure similar to the above-mentioned embodiment, and description is abbreviate | omitted. In the third embodiment, a steam cover 13 that is a steam density adjusting member provided so as to surround the object to be heated 10 is provided, and the cover 2 is further put on the steam cover 13, so that steam from the cooking pan 11 is supplied. Furthermore, it is designed to efficiently supply the article 9 to be heated. Further, a convex portion 13 a is provided at the edge of the steam cover 13 and at the upper part of the four corners. As a result, when the lid 2 is placed on the steam cover 13, a gap can be formed by the height of the convex portion 13a.
[0023]
According to the third embodiment, since the steam cover 13 and the lid 2 are provided on the heated object mounting table 12 so as to cover the heated object 10, the vapor from the cooking pan 11 is smaller than the heating chamber internal volume. It can be confined in the space constituted by the steam cover 13 and the lid 2 as a space. And it can be made into a hotter and humid state with a smaller amount of water, and the effect of steam can be further improved. In addition, since there is a gap corresponding to the convex portion 13a between the steam cover 13 and the lid 2, it is possible to leave an appropriate amount of steam in the steam cover 13 and allow excess steam to escape outside. , Can prevent food from becoming too messy with steam.
[0024]
Embodiment 4 FIG.
FIG. 5 is a perspective view of a steam cover of a heating cooker showing Embodiment 4 of the present invention, and FIG. 6 is a perspective view showing a case where a plurality of steam covers shown in FIG. 5 are used. In addition, the same code | symbol is attached | subjected to the structure similar to the above-mentioned embodiment, and description is abbreviate | omitted. In the figure, a steam cover bottom plate 14 is detachably mounted on the steam cover 13. Further, an edge portion of the steam cover 13 and four corners are provided with a convex portion 13a, and a bottom portion of the steam cover 13 is provided with a concave portion 13b at a corner portion opposite to the convex portion 13a. And the convex part 13a of the vapor | steam cover 13 and the recessed part 13b of another vapor | steam cover 13 can be fitted, and the some vapor | steam cover 13 can be stacked.
[0025]
According to the fourth embodiment, steam cooking can be performed according to the object to be heated by the combination of the detachable steam cover bottom plate 14 and the steam cover 13. For example, if the object to be heated is short, the steam cover bottom plate 14 is placed on the steam cover 13 and stacked in a plurality of stages, so that more objects to be heated can be steam-cooked. Moreover, if the steam cover bottom plate 14 is removed and used in a plurality of layers, steam cooking can be performed even for tall food items. Furthermore, if the structure of the steam cover 13 is made foldable as shown in FIG. 7, the steam cover 13 can be stored compactly when steam cooking is not performed.
[0026]
Embodiment 5 FIG.
FIG. 8 is a block diagram of a heating cooker showing Embodiment 5 of the present invention. In addition, the same code | symbol is attached | subjected to the structure similar to the above-mentioned embodiment, and description is abbreviate | omitted. In the fifth embodiment, the steam cover 13 is provided so as to surround the side surface of the object 10 to be heated, and the lid 2a is placed thereon, so that the steam generated from the water on the cooking pan 11 is more efficiently heated 9. It is comprised so that it may supply to. In addition, when the lid 2a is placed on the shelf 3, a plurality of shelves 3 are provided so that a predetermined gap is formed between the steam cover 13 and the lid 2a.
[0027]
According to the fifth embodiment, by providing the plurality of shelves 3 at predetermined intervals on the side surface of the heating chamber 1, the steam cover 13 and the lid can be provided without providing the convex portion 13a on the steam cover 13 as in the third embodiment. Since an appropriate gap is formed between 2a and 2a, an effect similar to that of the third embodiment can be obtained with a simpler configuration. Further, by providing a plurality of shelves 3, it is possible to deal with steam covers of various heights, and the use range of steam cooking can be expanded. The position of the shelf 3 is that the lowest shelf 3 from the bottom is equal to or higher than the height of the steam cover 13, but if the arrangement interval of the shelves 3 above this is substantially the same as the steam cover 13, the steam cover It is suitable for cooking 13 in multiple stages.
[0028]
Embodiment 6 FIG.
FIG. 9 is a block diagram of a heating cooker showing Embodiment 6 of the present invention, FIG. 10 is an enlarged cross-sectional view of the main part showing the structure of the fixed portion of the lid 2 shown in FIG. 9, and FIG. 11 is the vapor density shown in FIG. It is a perspective view which shows the structure of the cooking pan which is an adjustment member. In addition, the same code | symbol is attached | subjected to the structure similar to the above-mentioned embodiment, and description is abbreviate | omitted.
[0029]
In the sixth embodiment, a steamer is constituted by the cooking pan 15 and the lid 2 as shown in FIG. 11, and the heated object 10 is placed in the cooking pan 15 to perform steam cooking. An appropriate amount of a hole 15a is provided on the bottom surface of the cooking pan 15 so that the steam can pass, and steam from the steam port 12a is supplied into the cooking pan 15 through the hole 15a. Further, the lid 2 is formed so as to be fitted to an edge portion having a U-shaped cross section of the cooking pan 15, and a plurality of convex portions 15 b are provided at a fitting portion with the lid 2. The lid 2 is sandwiched and fixed by the convex portion 15b and the outer peripheral portion 15c of the edge portion. Further, a steam vent 15d is provided at the edge of the cooking pan 15 so that an appropriate amount of steam can be extracted. The convex portions 15b and the steam vent holes 15d are provided in appropriate amounts at positions as shown in FIG.
[0030]
According to the sixth embodiment, since the steamer is configured by the cooking pan 15 and the lid, it is possible to provide a heating cooker capable of steam cooking in a space smaller than the volume of the heating chamber 1. Since the steam vent 15d is provided at the edge of the cooking pan 15, an appropriate amount of steam can be left in the cooking pan 15, and excess steam can be released outside the cooking pan 15, so that the food can be steamed. It can be prevented from becoming too messy. Further, if the steam vent 15d is provided only near the exhaust port (not shown) in the heating chamber 1, the steam generated in the steamer and coming out from the steam vent 15d smoothly flows from the heating chamber 1. Since it goes out, the door glass (not shown) of the heating chamber 1 is not fogged even during steam cooking, and the steam does not easily adhere to the heating chamber 1, so that cleaning after cooking is facilitated.
[0031]
In the sixth embodiment, the steam vent 15d of the cooking pan 15 has been described in the vicinity of the exhaust port of the heating chamber 1, but the gap between the steam cover and the lid is exhausted as in the third to fifth embodiments. Even if it is arranged near the mouth, the same effect is obtained.
[0032]
Embodiment 7 FIG.
FIG. 12: is sectional drawing of the cooking pan of the heating cooker which shows Embodiment 7 of this invention. As shown in the figure, the steam generation efficiency is improved by making the inner bottom surface of the cooking dish 11 an inclined surface and collecting water in the cooking dish 11 at the center when steam cooking is performed. The central portion where water collects is arranged above the rotating antenna.
[0033]
According to the seventh embodiment, since the cooking dish 11 having an inclination gathers the water put in the cooking dish 11 at the time of steam cooking at the top of the rotating antenna, it is surely efficient even when the amount of water in the cooking dish 11 is small. Steam can be generated. Further, when the cooking pan 11 is used as a lid, the generated steam is attached to the lid, and the water droplets flow toward the outer periphery of the lid, so that the water droplets attached to the lid are dropped and directly applied to the object to be heated. Prevents sticking and prevents the heated object from getting too much steam and becoming sticky.
[0034]
Embodiment 8 FIG.
FIG. 13: is a figure which shows the relationship between the steam cover or cooking pan of the heating cooker which shows Embodiment 8 of this invention, and the steam outlet of a cooking plate. In the heating cooker provided with the steam density adjusting member for increasing the steam density in the space smaller than the volume of the heating chamber such as the steam cover and cooking pan shown in Embodiments 3 to 7, as shown in FIG. It is preferable that the steam port 12a of the article to be heated 12 is provided in the same range as the bottom surface of the adjustment member. By comprising in this way, since a vapor | steam can be intensively supplied inside a vapor density adjustment member, a more favorable steam cooking is realizable with less water.
[0035]
【The invention's effect】
As described above, according to the present invention, the cooking dish having a function of accommodating water when performing steam cooking is detachably provided in the heating chamber, so that the cooking dish can be easily washed and is hygienic. A simple cooking device can be provided. In addition, the heated object mounting table provided on the cooking pan is formed of a metal such as stainless steel and has a steam port having a hole diameter that does not pass high frequency, so the water in the cooking pan is only heated by high frequency, The object to be heated is not heated at high frequency, and steam cooking can be performed more efficiently with a simple configuration.
[Brief description of the drawings]
FIG. 1 is a configuration diagram of a heating cooker showing a first embodiment of the present invention.
FIG. 2 is a top view of the heated object mounting table shown in FIG. 1;
FIG. 3 is a configuration diagram of a heating cooker showing a second embodiment of the present invention.
FIG. 4 is a configuration diagram of a heating cooker showing a third embodiment of the present invention.
FIG. 5 is a perspective view of a steam cover of a heating cooker showing a fourth embodiment of the present invention.
FIG. 6 is a perspective view of a steam cover of a heating cooker showing a fourth embodiment of the present invention.
7 is a diagram illustrating how the steam cover shown in FIG. 5 or FIG. 6 is folded.
FIG. 8 is a configuration diagram of a heating cooker showing a fifth embodiment of the present invention.
FIG. 9 is a configuration diagram of a heating cooker showing a sixth embodiment of the present invention.
10 is an enlarged cross-sectional view of a main part of the lid shown in FIG.
11 is a perspective view of a cooking pan of the heating cooker shown in FIG. 9. FIG.
FIG. 12 is a cross-sectional view of a cooking pan of a heating cooker showing a seventh embodiment of the present invention.
FIG. 13 is a diagram showing a relationship between a steam port and a steam cover of a cooking pan of a heating cooker showing Embodiment 8 of the present invention.
[Explanation of symbols]
1 heating chamber, 2 lid, 2a lid, 3 shelf, 4 adhesive, 5 bottom plate,
6 rotating antenna, 7 waveguide, 8 motor, 9 high frequency generator,
10 heated object, 11 cooking pan, 12 heated object mounting table, 12a steam port,
13 steam cover, 13a convex part, 13b concave part, 14 steam cover bottom plate,
15 cooking pan, 15a steam outlet, 15b convex part, 15c outer peripheral part,
15d Vapor vent hole.

Claims (5)

A heating chamber for storing an object to be heated; a high-frequency generator for supplying high frequency; and a cooking dish made of a non-dielectric member that is detachably mounted in the heating chamber and has a capacity for storing water for steam cooking; A heated object mounting table made of a radio wave shielding material provided with a steam port for mounting the heated object and supplying steam to the heated object, detachably provided on the cooking pan, and the heated object A rotary antenna that is disposed below the mounting table and diffuses high frequency, and the diameter of the hole of the steam port is set to λ / 4 or less with respect to the high frequency wavelength λ supplied by the high frequency generator, and the high frequency is A heating cooker characterized in that steam cooking is performed by irradiating the cooking dish to heat water.   The cooking device according to claim 1, wherein a lid is disposed so as to face the cooking dish through the heated object during steam cooking. The steam cooker according to any one of claims 1 to 2 , wherein a steam density adjusting member is provided in the space smaller than the volume of the heating chamber to increase the steam density during steam cooking. The cooking device according to any one of claims 1 to 3 , wherein the lid has the same shape as the cooking pan. The cooking device according to any one of claims 1 to 4 , wherein shelves are provided at predetermined intervals on a side surface of the heating chamber, and the lid can be placed at different heights.

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