JP5087257B2 - Cooker - Google Patents

Description

  The present invention relates to a cooking device.

Japanese Patent Laid-Open No. 11-141881

  2. Description of the Related Art In recent years, there has been proposed a cooking device such as an oven that heats food by changing the steam to superheated steam at 100 ° C. or higher. For example, various proposals have been made, such as the above-mentioned Patent Document 1, that make use of such superheated steam to enable superior cooking that is not available in conventional cooking devices.

However, in any cooking device that generates such superheated steam, it is assumed that a strong heat source is required to further convert the generated steam into superheated steam, and that such a heat source is provided in the apparatus. It was.
For this reason, the structure is complicated and large, the manufacturing cost is high, and the bulk is relatively high.
On the other hand, in food processing factories and restaurants where a certain amount of space is secured, such as the installation of boilers, it would be easy to install a bulky heating cooker, but in a general household kitchen, It is not easy to secure a place for installing such a cooking device. In particular, kitchen utensils such as dishwashers and dish dryers have become widespread and kitchens tend to be narrow, so large cookers that are larger than conventional ovens and microwave ovens are not desired.
However, it is not possible to obtain sufficient thermal power to generate superheated steam with a size that easily fits in a small household kitchen.

In addition, as shown in Patent Document 1, it is conceivable to save space by providing a function for generating such superheated steam in a household oven or range, but even in that case, In addition to the portion that functions as a conventional oven or a range, a heat source for generating superheated steam (a heat source for converting steam into superheated steam) is required, and is the same as described above. For this reason, it is difficult to generate superheated steam within the size of a conventional oven or range, and the cooking device provided as a part of the function of such a conventional oven or range is necessary for cooking. A sufficient amount of superheated steam could not be generated.
In particular, when the oven has a function of generating superheated steam, it is necessary to replace the oven with a new one. That is, if a new oven is to be installed in a home kitchen, the existing oven is no longer necessary, and it is often necessary to dispose of it. This goes against the recent environmental concerns that the ecology screams.
From the above, even though it is preferable for cooking food, it is not possible to easily introduce a cooker capable of cooking with superheated steam in general households. It was a factor that hindered the spread.

  Therefore, the present invention provides a cooking device using superheated steam that can be easily introduced into a general household, and aims to solve the above-described problems.

The first invention of the present application does not have its own heat source and generates steam by using a stove such as a cooking stove or gas stove that performs electromagnetic induction heating, and is an airtight cooking that contains food to be cooked. A chamber 201, an airtightly formed steam generation chamber 202 for generating steam, and a steam passage 204 through which the steam generated in the steam generation chamber 202 passes, the steam generation chamber 202 having a bottom, The steam generation chamber 202 contains water, and the steam generation chamber 202 has the water in the steam generation chamber 202 by electromagnetic induction or heat from the stove when the bottom side is directed to the stove. The steam passage 204 is formed in an airtight manner, connects the steam generation chamber 202 and the cooking chamber 201, and converts the steam generated in the steam generation chamber 202 into the cooking chamber 20. For cooking device is intended to release at an inner, provide what adopting the following configuration.
That is, this heating cooker heats steam to generate superheated steam and heats food with the superheated steam, and the steam passage 204 has a heating section and is outside the steam generating chamber 202. The heating section is not heated by the steam generation chamber 202 but is heated by the stove, and the steam generated in the steam generation chamber 202 and passing through the steam passage 204 is further heated to perform the overheating. Steam is used.

A second invention of the present application is the first invention of the present application, and provides a cooking device having the following configuration.
That is, this heating cooker includes a support portion that supports the cooker on a cooking stove or gas stove using electromagnetic induction heating, and the steam generation chamber 202 is disposed below the cooking chamber 201. . A first partition that separates the upper part of the steam generation chamber 202 from the cooking chamber 201, a second partition that is made of metal and separates the lower part of the steam generation chamber 202 from the outside of the cooking device, the cooking chamber 201, and the steam generation chamber 202. The side part is separated from the outside of the cooker and connected to the first partition and the second partition, and a vertical passage is provided. A 2nd partition comprises said support part, and the 1st or several heating passage and the solid part in which the heating passage is not provided are formed in the 2nd partition. The heating passage passes through the second partition wall from below the vertical passage to below the side wall portion. The vertical passage extends vertically, communicates with the steam generation chamber 202 at the upper end side, and communicates with the heating passage at the lower end side. A hollow introduction passage that connects the heating passage of the second partition and the cooking chamber 201 is formed in the side wall portion. The vertical passage, the heating passage, and the introduction passage constitute a steam passage 204.

  A third invention of the present application is the first or second invention of the present application, characterized in that a steam stirring fan is provided in the cooking chamber 201.

The fourth invention of the present application does not have its own heat source, and generates steam using a gas stove, and is an airtight cooking chamber 1 for storing food to be cooked and airtight for generating steam. The steam generation chamber 2 is formed, and a steam passage 4 through which the steam generated in the steam generation chamber 2 is passed. The steam generation chamber 2 can store water and the stove. The stored water is made into steam by receiving heat from combustion, and the steam passage 4 is formed in an airtight manner, and communicates between the steam generation chamber 2 and the cooking chamber 1 and is generated in the steam generation chamber 2. About the heating cooker 100 which discharge | releases the made vapor | steam in the said cooking chamber 1, what was provided with the following structure is provided.
That is, the heating cooker 100 heats steam to generate superheated steam and cooks food with the superheated steam. The heating cooker 100 cooks food with the superheated steam, and has a support portion that supports the cooking machine on a gas stove crater, and an airtight cooking chamber that accommodates the food to be cooked. 1, an airtightly formed steam generating chamber 2 for generating steam, an exhaust passage 3 for passing exhaust generated from the stove crater, and a steam passage 4 for passing steam generated in the steam generating chamber 2 Is provided. The steam generation chamber 2 can store water and receives heat from combustion of the stove to convert the stored water into steam. The steam passage 4 is formed airtight at least with respect to the exhaust passage 3, connects the steam generation chamber 2 and the cooking chamber 1, and generates steam generated in the steam generation chamber 2 in the cooking chamber. 1 is released. At least a part of the exhaust passage 3 is defined as the steam passage 4 via a heat exchange section. Steam passage 4, not through the steam generating chamber, the heat exchanging portion of the convey exhaust heat of the hand the exhaust passage 3 to passage 4 for the above steam, the steam of the steam passage 4 as superheated steam .
The gas stove includes a stove using a cartridge type gas can in addition to a gas stove for a kitchen that is connected to a gas pipe installed in a house.

5th invention of this application is the said 4th invention of this application, and provides the heating cooker provided with the following structure.
In other words, the support part includes a flame intake part. The above-mentioned support part can arrange the above-mentioned flame intake part on the above-mentioned stove's crater by putting on the gas stand of the above-mentioned gas stove, or the virtues of the above-mentioned gas stand . The flame intake portion is a space portion for applying the stove flame to the outer wall of the steam generation chamber 2. The exhaust passage 3 communicates with the flame intake section and takes in the exhaust of the stove.

6th invention of this application is the said 5th invention of this application, and provides the heating cooker provided with the following structure.
That is, a combustion chamber 6 defined by the steam generation chamber 2 and the metal partition wall k2 is provided below the steam generation chamber 2. On the outer wall of the combustion chamber 6, there is provided a flame inlet 61 for taking the flame of the stove into the combustion chamber 6. The outer wall of the combustion chamber 6 is placed on the gas stove of the gas stove or on the virtues of the gas stove, and the flame intake 61 is made to correspond to the stove of the stove so that the combustion chamber 6 has the above-mentioned It is possible to capture the stove flame and apply the flame to the partition wall k2. The exhaust passage 3 is connected to the combustion chamber 6.

A seventh invention of the present application provides the cooking device according to any one of the fourth to sixth inventions of the present application, having the following configuration.
In other words, the exhaust passage 3 is arranged from below the cooking chamber 1 to above the cooking chamber 1, and has an exhaust port for discharging the taken-in exhaust to the outside of the cooking device than the cooking chamber 1. Prepare above. The exhaust passage includes a metal pipe, and the inside of the pipe is the steam passage. This steam passage communicates with the interior of the cooking chamber at the top of the cooking chamber. The said piping is the said heat exchange part.

8th invention of this application is the said 7th invention of this application, and provides the heating cooker provided with the following structure.
That is, the steam passage includes a section composed of a plurality of pipes, and the cross-sectional shape of each of the pipes in the direction transverse to the moving direction of the steam is a rectangle, and the four sides of the rectangle are the above-described sections. Exposed to the exhaust in the exhaust passage.

  A ninth invention of the present application provides the heating cooker according to any one of the first to eighth inventions of the present application, which is not provided with a heat source for generating steam and can be carried by hand.

Each of the first to ninth inventions of the present application provided a cooking device that can cook food by using superheated steam generated by heating steam and has a simple structure and can be manufactured at low cost.
In particular, superheated steam can be generated by using a gas stove that is widely used in ordinary households and a cooking stove that uses electromagnetic induction heating that has been widely used in recent years. In other words, this cooker may be used on the stove only when necessary, and there is no need to replace the oven (dispose of the existing oven to secure the installation space).
In particular, according to the second invention of the present application, a cooking device suitable for using a cooking stove using electromagnetic induction heating by electricity, such as an IH cooking heater, which is becoming popular in recent years, can be provided.
Further, in the third invention of the present application, by providing a steam stirring fan in the cooking chamber, the superheated steam in the cooking chamber can be stirred and the superheated steam can be applied to the food without unevenness.
Further, in the fourth to ninth inventions, the generated steam can be converted to superheated steam using the heat of the exhaust gas from the stove. Therefore, it is not necessary for the cooker itself to include a heat source for generating water vapor or superheated water vapor. For this reason, by omitting such a heat source, it is possible to manufacture a cooking device not only at a low cost but also in a small and light weight.

The fifth and sixth inventions of the present application provide more specific means for using the gas stove.
Furthermore, the seventh invention of the present application provides a more preferable means as a heat exchanging portion that transmits the heat of the exhaust gas in the exhaust passage to the steam in the steam passage. Thus, the steam in the steam passage can be efficiently converted into superheated steam. Further, by utilizing the property that the exhaust gas of the steam and the stove moves upward from below, the steam can be smoothly moved in the steam passage and superheated steam can be sent into the cooking chamber. Therefore, no steam moving means such as a blower is required, and in this respect as well, the cooker can be reduced in size, weight, structure can be simplified, and the manufacturing cost can be reduced.
In addition, according to the eighth invention of the present application, a more efficient heat exchange part can be provided.
The ninth invention of the present application can provide a cooker using superheated steam that can be easily taken into and out of the kitchen.
As described above, by implementing the above inventions of the present application, it is possible to easily perform full-scale heating cooking with superheated steam, which is similar to a cooking device for business use or similar to business use, in a general household.

Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings. 1 to 8 show an embodiment of the present invention. FIG. 1 is an overall perspective view showing an appearance of a heating cooker according to the present invention. FIG. 2 is a partially cutaway perspective view of the cooking device as seen from an angle different from that in FIG. FIG. 3 is a bottom view of the cooking device. FIG. 4 is a schematic longitudinal sectional view of the cooking device. FIG. 5 is a perspective view showing a state where the upper surface portion and the left and right side surface portions of the housing constituting the surface of the cooking device are removed. 6A is a perspective view showing the heating cooker in the state shown in FIG. 5 from a different angle from FIG. 5, and FIG. 6B is a schematic cross-sectional view of the main part of the heating cooker shown in FIG. is there. FIG. 7 (A) is a bottom view showing the lower surface of the ceiling portion of the cooking chamber 1, FIG. 7 (B) is a side view of an essential part thereof, and FIG. 7 (C) is a schematic longitudinal sectional view thereof. FIG. 8 is a schematic longitudinal sectional view showing the usage state of the cooking device.
In each figure, for convenience of explanation, U indicates the upper side, S indicates the lower side, F indicates the front side, B indicates the rear side, L indicates the left side, and R indicates the right side.

As shown in FIG. 1, in the heating cooker 100, after a user houses a food (food) to be heated in a cooker and performs cooking by heating, the user removes the food from the cooker 100 at home. To take out. In the heating cooking, the heating cooker 100 cooks food with superheated steam, does not have a heat source for generating steam and superheated steam by itself, and the user has a crater for a gas stove in a general household. Use it by placing it on top.
Hereinafter, the cooking device 100 will be described in detail.

  As shown in FIG. 4, the cooking device 100 includes an airtight cooking chamber 1 for storing food to be cooked, an airtight steam generation chamber 2 for generating steam, and the above-described stove. Combustion chamber 6 for taking in flames and exhaust, exhaust passage 3 through which exhaust gas generated from the stove crater passes, steam passage 4 through which steam generated in the steam generation chamber 2 passes, and heat of exhaust gas in the exhaust passage 3 Is transferred to the steam passage 4 to make the steam in the steam passage 4 superheated steam, and a discharge section that discharges steam (steam or superheated steam) in the cooking chamber 1 to the outside of the cooker. 7, a tank unit 8 that stores water to be supplied to the steam generation chamber 2, and a water absorption mechanism 5.

In this embodiment, the heating cooker 100 includes a housing 101 that constitutes the surface of the cooking appliance 100, and a metal box 110 provided in the housing 101. The housing 101 mainly covers the upper part and the side part of the box 110 in an airtight manner with respect to the outside of the cooking device 100.
The inside of the box 110 is formed airtight. The box 110 includes the cooking chamber 1, the steam generation chamber 2, and the combustion chamber 6 in order from the top. That is, the cooking chamber 1, the steam generation chamber 2, and the combustion chamber 6 are defined by the box 110 as the outside of the box 110.

In the box 110, the cooking chamber 1 and the steam generation chamber 2 disposed below the cooking chamber 1 are airtightly defined by a metal first partition wall k1. And the combustion chamber 6 disposed therebelow are airtightly defined by a second partition wall k2 made of metal.
In other words, the box 110 includes a first box constituting part r1 having the inside as the cooking chamber 1, a second box constituting part r2 having the inside as the steam generation chamber 2, and a third having the inside as the combustion chamber 6. The first to third box constituent parts r1 to r3 are integrally formed as one box 110 in a vertically arranged state. The bottom of the third box constituent part r3 located at the lowest position is the bottom of the heating cooker 100.
In other words, in this embodiment, the third box constituent part r3 is a support part that supports the first and second box constituent parts r1 and r2. A flame inlet 61 (FIG. 3) leading to the combustion chamber 6 is provided at the bottom (bottom side outer wall) of the third box constituting part r3, that is, at the bottom of the cooker 100. In the interior of the third box component r3, that is, in the combustion chamber 6, at least the space between the flame inlet 61 and the second partition wall k2 thereabove has eliminated the flame that obstructs the stove flame. Configure the intake. As shown in FIG. 3, the flame inlet 61 is preferably provided in the center of the cooking device 100 in both the left-right direction and the front-rear direction, and the inner diameter of the flame inlet 61 is a gas stove. It is preferable to make it the same size as the outer diameter of the crater or the flame (entire) from the crater.

  An exhaust port 102 is provided on the upper surface of the housing 101. One end of the exhaust passage 3 communicates with the combustion chamber 6, and the other end of the exhaust passage 6 communicates with the exhaust port 102. In this embodiment, the exhaust passage 3 is a gap between the box 110 and the housing 101. That is, the exhaust passage 3 is defined as an airtight passage by the box 110 and the housing 101.

  Specifically, as shown in FIGS. 3 to 6, the box 110 includes an upper surface portion (planar portion) 111, a lower surface portion (bottom surface portion), a front surface portion (front surface portion), and a rear surface portion (back surface portion). , A substantially rectangular parallelepiped having a left side surface portion 115 and a right side surface portion 116 (in this embodiment, in the right side surface portion of the box body 110, the second and third box body configuration portions are compared to the first box body configuration portion r1. Since r2 and r3 protrude rightward, they are not exactly rectangular parallelepipeds, but can generally be called rectangular solids). The housing 101 is also a rectangular parallelepiped, but the front surface portion, the rear surface portion, and the lower surface portion of the box 110 are part of the front surface portion 113, the rear surface portion 114, and the lower surface portion 112 of the housing 101. That is, the box 110 and the housing 101 are integrated with each other at the front surface portion 113, the rear surface portion 114, and the lower surface portion 112. Therefore, the portion unique to the housing 101 extends vertically and horizontally from the front and rear surfaces of the box 110 at the left and right side portions 104 and 105 and the upper surface portion 103 of the cooker 100 and the front surface portion 113 and the rear surface portion 114. A portion (hereinafter referred to as an extending portion). These parts unique to the housing 101 cover the box 110 and provide the outer surface of the cooking device 100. 5 and 6 show a state in which the upper surface portion 103 and the left and right side surface portions 104 and 105 of the housing 101 are removed (actually, the upper surface portion 103 and the left and right side surface portions 104 and 105 of the box 110 are shown. Need not be removable and can be formed integrally with other parts of the housing 101).

In this embodiment, the exhaust passage 3 is provided from the side surface portion (left side surface portion 115) of the box 110 to the upper surface portion 111. Specifically, a space surrounded by the left side surface portion 115 of the box 110, the left side surface portion 104 of the housing 101, and the extending portion (of the front surface portion 113 and the rear surface portion 114), and the space is continuous. A space surrounded by the upper surface portion 111 of the box 110, the upper surface portion 103 of the housing 101, and the extending portion (of the front surface portion 113 and the rear surface portion 115) constitutes the exhaust passage 3 described above. As shown in FIGS. 5 and 6, the inner surface (surface facing downward) of the upper surface portion 111 of the box 110, the inner surface (surface facing right) of the left side surface portion 104 of the housing 101, the front surface portion 113, and A heat insulating material is provided on the inner side surface of the extended portion of the rear surface portion 114 (a portion indicated by spots). By such an arrangement of the heat insulating material, heating of the housing 101 is suppressed, the cooking device 100 is made safer, and heat escape from the exhaust passage 3 to other than the steam passage 4 can be suppressed.
The exhaust passage 3 can also be implemented by being provided from the rear surface portion of the box 110 to the upper surface portion 111 (not shown, but in this case, the housing 101 is independent of the rear surface portion of the box 110. And a rear surface portion unique to the housing 101).

  In the exhaust passage 3, metal pipes 40 ... 40 are provided. The inside of the pipes 40 ... 40 is the steam passage 4 described above. The steam passage 4 is an airtight passage that connects the steam generation chamber 2 and the cooking chamber 1. As shown in FIG. 4, one end of each pipe 40... 40 communicates with the inside of the steam generation chamber 2 at the side portion (left side portion 115) of the box 110. In the exhaust passage 3, the pipes 40... 40 are provided along the exhaust passage 3 from the left side surface portion 115 of the box 110 to the upper surface portion 111. And the other end of piping 40 ... 40 connects with the cooking chamber 1 in the box 110 in the upper surface part 111 of the box 110. As shown in FIG. Specifically, as shown in FIGS. 7A and 7B, nozzles 10... 10 are provided on the ceiling portion of the cooking chamber 1, that is, on the inner surface (surface facing downward) of the upper surface portion 111 of the box 110. The other end of the steam passage 2 is connected to the nozzles 10... 10 as shown in FIG.

The pipe 40 itself having the inside of the steam passage 4 is the heat exchanging portion, and the heat of the exhaust gas in the exhaust passage 3 is transmitted to the water vapor in the pipe 40, and the water vapor is used as superheated steam.
Further, as shown in FIG. 6B and FIG. 7C, the longitudinal direction of the pipes 40... 40, that is, the cross-sectional shape in the direction intersecting with the moving direction of the steam is a rectangle, and the four sides of the rectangle. The surface is exposed to the exhaust gas in the exhaust passage 3. In addition, the above-described cross-sectional shape of the pipes 40. However, by making the shape of the cross section of the pipes 40... 40 rectangular as described above, a larger surface area can be ensured compared to a pipe having a circular cross section, and the efficiency of heat exchange can be increased. Moreover, the piping 40 can be implemented also as what has a polygonal cross section other than a rectangle. For example, the pipe 40 can be implemented even if it has a cross section such as a triangle or a pentagon.

In addition, although normal water vapor | steam is white steam of 100 degrees C or less, superheated steam is transparent vapor | steam exceeding 100 degreeC.
Further, as shown in FIGS. 5 and 6, in this embodiment, three pipes 40... 40 are provided in the exhaust passage 3 in parallel. However, it is not limited to such a quantity, and the number of pipes 40... 40 may be one, two, or four or more.

  As shown in FIG. 6 (B), in the section extending to the top and bottom of the exhaust passage 3 (left side of the cooking chamber 1), the width of the rectangular diagonal line represented by the steam cross section of the steam passage 4 and the left surface portion 104 (of the housing 101) The width between the heat insulating material) and the left surface portion 115 of the box 110 is substantially the same, and each of the two opposing vertices of the rectangle is the left surface portion 104 (the heat insulating material) of the housing 101, It is preferable to arrange so as to contact the left surface portion 115 of the box 110. In addition, as shown in FIG. 7C, in the horizontally extending section of the exhaust passage 3 (above the cooking chamber 1), the width of the rectangular diagonal line represented by the cross section of the steam passage 4 and the upper surface portion of the housing 101 are also shown. 103 (the heat insulating material) and the width between the upper surface portion 111 of the box 110 are substantially the same, and each of the two opposing vertices of the rectangle is the upper surface portion 103 (the heat insulating material) of the housing 101, It is preferable to arrange so as to contact the upper surface portion 111 of the box 110. By configuring in this way in each section of the exhaust passage 3, the exhaust in the exhaust passage 3 can be brought into contact with the surface of the pipes 40... 40 without unevenness, the thermal efficiency can be improved, and more reliably. Superheated steam can be generated.

As shown in FIGS. 1 and 5, the front surface 113 of the cooking device 100 (of the box 110) is provided with a door 113 a for taking in and out food from the cooking chamber 1 (the door 113 a is omitted in FIG. 2). Drawn). As shown in FIG. 1, the main part of the door 113a is preferably made of a transparent material such as glass so that the inside of the cooking chamber 1 can be seen from the outside. Moreover, it is preferable to provide the shelf-like protrusion part 11 ... 11 for supporting the net | network and plate which put a foodstuff in the cooking chamber 1 (FIG.4 and FIG.8).
The exhaust unit 7 is a passage that connects the cooking chamber 1 and the exhaust port 102.

  The tank unit 8 stores water to be supplied to the steam generation chamber 2 and includes a water spout 80. The water absorption mechanism 5 includes a float 50 provided in the steam generation chamber 2, and a valve 51 that opens and closes between the tank unit 8 and the steam generation chamber 2 by the top and bottom of the float 50. When the water level in the steam generation chamber 2 is lowered and the float 50 is lowered to a predetermined position, the valve 51 is opened, and the water in the tank unit 8 is automatically introduced into the steam generation chamber 2.

Next, the usage method of this cooking appliance 100 is demonstrated.
As shown in FIG. 8, the user puts this cooking device 100 on the gas stove or the five virtue g of the household gas stove G.
At this time, the flame intake 61 is made to correspond to the crater of the stove G, so that the flame H of the stove G is taken into the combustion chamber 6 and the flame H is directly applied to the second partition wall k2. Can do. At this time, the front, rear, left and right outer walls of the third box constituting part r3 cover the periphery of the flame of the stove G.

  As shown in FIGS. 4 and 8, the metal second partition wall k2 to which the flame H of the stove G is applied transmits the heat of the flame H to the water in the steam generation chamber 2 to generate water vapor. By heating the inside of the steam generation chamber 2, the inside of the cooking chamber 1 can be heated through the first partition wall k1. On the other hand, the steam generated in the steam generation chamber 2 enters the steam passage 4 by the hot air and rises in the passage 4. When the amount of water in the steam generation chamber 2 is reduced due to the generation of water vapor, the float 50 of the water absorption mechanism 5 is lowered and the valve 51 is opened. As described above, the water in the tank unit 8 is transferred to the steam generation chamber 2. It is automatically introduced in.

  As shown in FIG. 8, the exhaust gas generated by the combustion of the stove G enters the exhaust passage 3 from the combustion chamber 6 and rises in the passage 3 by the hot air (in FIGS. 4 and 8, the combustion of the gas stove is received). The movement path of the steam generated in the steam generation chamber 2 is indicated by a white arrow.In addition, the movement path of the exhaust gas of the gas stove G is indicated by a black arrow in FIG.

As described above, the steam moving through the steam passage 4 is heated by the hot air from the exhaust passage 3 through the pipes 40. The superheated steam is discharged from the nozzles 10 to 10 toward the food in the cooking chamber 1.
In this way, the food can be cooked with superheated steam.
Steam (superheated steam) introduced into the cooking chamber 1 is discharged from the exhaust port 102 to the outside of the cooking device 100 through the exhaust unit 7. Further, the exhaust in the exhaust passage 3 used for heat exchange is also exhausted from the exhaust port 102 to the outside of the cooker 100.
For example, when making warm vegetables, steaming with superheated steam at 150 ° C. does not escape nutrients rather than steaming with steam at 100 ° C. Also, the superheated steam is superior to the steam because of its high temperature. By using the cooking device 100 of the present invention, such cooking with superheated steam can be easily performed even in ordinary households.

As described above, the heating cooker according to the present invention does not include a heat source for generating steam or superheated steam, and includes means for ventilating a blower or the like in order to move the exhaust of these steam and stove. Since it is not necessary, it can be formed in a weight and size that can be carried by the user.
Specifically, the outer dimensions of the cooking device 100 are 18 to 40 cm in height (up and down width), 20 to 40 cm in width (left and right width), and 18 to 40 cm in depth (front and back width). be able to.
About the said external dimension of the cooking appliance 100, it is especially easy to carry and can form said height into 20-30 cm, a width 25-35 cm, and a depth 20-30 cm. At this time, with respect to the external dimensions of the three pipes 40..., 40, it is preferable that the length of the diagonal line of the rectangle exhibited by the cross section is 1.5 to 3 cm, particularly 2 cm. The thickness of each of the pipes 40 ... 40 is preferably 1 to 4 mm. However, each dimension of such piping 40 can be changed.

The cross-sectional area of the exhaust passage 3 that crosses the moving direction of the exhaust gas is the cross-sectional area of the steam passage 4 (inside the pipes 40 ... 40) (in the above, there are three pipes 40, so the three steam passages 4 ... 1 to 5 times the total of the four cross sections).
In this case, assuming use in a general household gas stove, the internal volumes of the steam generation chamber 2 and the combustion chamber 6 are set to 1/5 to 1/3 of the internal volume of the cooking chamber 1, respectively. Is preferred.
Moreover, it is preferable that the width (width x depth) of each of the steam generation chamber 2 and the combustion chamber 6 is at least the same as that of the cooking chamber 1.
The first and second partition walls k1 and k2 are preferably made of aluminum or iron (including stainless steel) each having a thickness of 1 to 5 mm.
However, the dimension, ratio, and material of each part of the cooking device 100 can be changed in addition to the above.
About the gas stove used in the kitchen of a general household, a thermal power is 1800 kcal (low fire)-2400 kcal (high fire). As a heat source, if a heat quantity equivalent to such a stove can be obtained, it can be used instead of a general gas stove. That is, as long as a thermal power of 1800 kcal or more can be obtained, it can be used as a heat source of the cooking device 100. However, a general electric stove (1.5 kw) is not suitable as a heat source for the cooking device 100 because it has a low thermal power of 1400 to 1500 kcal at present.

  In the above embodiment, as shown in FIGS. 4 to 6, heat exchange is performed in the pipes 40... 40 that extend linearly in a plan view and a side view. In addition, as shown in FIG. 9 (A), each of the pipes 40... 40 crosses the first section 41 along the exhaust movement direction of the exhaust passage 3 and the second crossing direction of the exhaust passage 3. It may be formed in a zigzag with a section 42. By doing in this way, one pipe 40 can be lengthened, the steam passage 3 can be made denser in the exhaust passage 3, and the efficiency of heat exchange can be increased.

In this case, the second section 42 of the pipe 40 needs to be formed so as not to block the exhaust passage 3. For example, as shown in FIG. 9B, the width of the first section 41 in the same direction as the diagonal line in the second section 42 rather than the diagonal width t1 of the rectangular (vertical or horizontal direction) of the pipe 40 in the first section 41. By making t2 small, the exhaust passage 30 can be formed in the exhaust passage 3 at a position where the second section 42 of the pipe 40 crosses. Thus, the movement of the exhaust is not blocked due to the second section 42 of the pipe 40. In FIG. 9B, the housing 101 and the box 110 are shown to show the inside of the exhaust passage 3, but the pipes 40... Yes.
The embodiment shown in FIG. 9 is the same as the embodiment shown in FIG. 1 to FIG.

Another embodiment is shown in FIGS.
FIG. 10 is a schematic longitudinal sectional view showing an outline of the cooking device, and each of FIGS. 11 to 13 shows means for specifically providing the cooking device shown in FIG. It is a perspective view.
As shown in FIG. 10, this heating cooker 200 also cooks food with superheated steam as in the above embodiments, and does not have a heat source for generating steam but can be carried by hand. It is.

  That is, the heating cooker 200 includes a support portion that is placed on the upper surface J of the cooking stove using electromagnetic induction heating, an airtight cooking chamber 201 that accommodates food to be cooked, and an airtight that generates steam. The steam generation chamber 202 formed in the above, a steam passage 204 through which the steam generated in the steam generation chamber 202 passes, an exhaust passage 203, and a water supply passage 205 are provided. The steam generation chamber 202 is disposed at the bottom of the cooker and contains water, thereby receiving electromagnetic induction or heat from the stove to turn the water into steam. The steam passage 204 is formed airtight, connects the steam generation chamber 202 and the cooking chamber 201, and discharges the steam generated in the steam generation chamber 202 in the cooking chamber 201. The steam passage 204 passes through the bottom of the cooker, so that the steam generated in the steam generation chamber 202 and passing through the steam passage 204 is further heated to superheated steam.

Specifically, the heating cooker 200 includes a metal inner case 310, an outer case 320 containing the inner case 310, and a lid 330 formed separately from the cases 310 and 320.
The inner case 310 is a bottomed cylindrical body having an open upper end, and includes a side wall portion k30 that forms an outer peripheral portion, and a first partition wall that is provided inside the side wall portion k30 and divides the internal space of the inner case 310 vertically. k10, the 2nd partition k20 which comprises the said bottom of the inner case 310, and the collar-shaped part 311 provided in the upper end outer periphery of the side wall part k30. The lid 330 closes the opening at the upper end of the inner case 310.
Inside the inner case 310, the cooking chamber 201 is above the first partition k10, and the steam generation chamber 202 is below the first partition k10.
The second partition k20 is the support portion. More specifically, the cooker 200 is placed in a crater of a stove (directly in the case of a cooking stove using electromagnetic induction as in this embodiment, or on the virtues in the case of a gas stove). . The second partition wall K20 constitutes the bottom of the cooker 200 as a support part for supporting the cooker 200 on the crater, and the bottom of the steam generation chamber 202 disposed on the bottom side of the cooker from the cooking chamber 201. Configure.

As shown in FIG. 10, food m... M is stored in the cooking chamber 201. In this embodiment, the cooking chamber 201 is provided with a net-like placement portion on which foods m ... m are placed. The upper end of the cooking chamber 201, that is, the upper end opening of the inner case 310 is closed by the lid 330. The outer edge of the lid 330 is placed in the bowl-shaped portion 311. Water is stored in the bowl-shaped portion 311, and water vapor in the cooking chamber 201 is prevented from being suddenly discharged to the outside from between the lid 330 and the inner case 310. Although not shown in the drawings, it is preferable to provide the cooking chamber 201 with an outlet for discharging the water vapor in the cooking chamber 201 to the outside of the cooking device 200.
The lid 330 is detachably disposed on the upper end of the cooking chamber 201. However, although not shown, the lid 330 may be fixed to the inner case 310 or the outer case 320 with a hinge so that the lid 330 can be rotated and opened around the hinge (not shown).
The outer case 320 is a cylindrical body having an upper end connected to the hook-shaped part 311 and extending downward from the hook-shaped part 311 and having a lower end opened. In this embodiment, the lower end of the outer case 320 and the (outer) lower surface of the second partition wall k20 that is the bottom of the inner case have the same height in the vertical direction.
The space between the outer peripheral surface of the cylindrical inner case 310 and the inner peripheral surface of the outer case 320 is the exhaust passage 203 described above. Between the bottom of the inner case 310 and the lower end of the outer case 320 is an exhaust inlet 321. The outer case 320 is provided with through holes 322... 322 penetrating from the inner side to the outer side of the outer case 310 above the introduction port. When using a gas stove, the exhaust introduced into the exhaust passage can be discharged from the through-holes 322. If it is used only for a cooking stove using electromagnetic induction heating, it is not necessary to provide such an exhaust passage 203. However, if the exhaust passage 203 is provided, either a gas stove or a cooking stove using electromagnetic induction heating can be used. Can also be used.

  The inside of the bowl-shaped portion 311 communicates with the steam generation chamber 202 through a water supply passage 205. Specifically, a water supply pipe 351 is connected between the bottom of the bowl-shaped part 311 and the side wall part k30 of the inner case 310. The inside of the water supply pipe 351 is the water supply passage 205 described above, and a part of the water stored in the bowl-shaped portion 311 is supplied into the steam generation chamber 202 through the water supply passage 205 (in the water supply pipe 351). The The water supply pipe 351 includes a water amount adjustment valve 352. When the amount of water in the steam generation chamber 202 is equal to or greater than a predetermined amount, the water amount adjustment valve 352 closes the water supply passage 205 to cut off the supply of the water, and when the water in the steam generation chamber 202 falls below the predetermined amount, The passage 205 is opened, and the water in the bowl-shaped portion 311 is supplied to the steam generation chamber 202. The same amount as the water absorption mechanism 5 of the cooking device 100 shown in FIGS. 1 to 9 can be adopted as the water amount adjusting valve 352.

The steam passage 204 includes a vertical passage 241, a heating passage 242, and an introduction passage 243. One end of the longitudinal passage 241 communicates with the steam generation chamber 202, the other end of the longitudinal passage 241 communicates with one end of the heating passage 242, and the other end of the heating passage 242 is introduced. The other end of the introduction passage 243 communicates with the cooking chamber 201.
Specifically, inside the steam generation chamber 202, the second partition wall k20 is provided with a cylindrical middle cylinder portion k40 having an outer diameter smaller than the inner diameter of the inner case 310. In this embodiment, the middle cylinder part k40 is provided on the upper surface of the second partition wall k20 so as to be concentric with the cylindrical inner case 310, and the upper end of the middle cylinder part k40 is on the lower surface of the first partition wall k10. It is connected.
The middle cylinder part k40 separates the inside of the middle cylinder part k40 and the steam generation chamber 202, and the space inside the middle cylinder part k40 is the vertical passage 241 described above. On the outer periphery on the upper end side of the middle cylinder part k40, communication ports k41... K41 for communicating the inside of the middle cylinder part k40 with the steam generation chamber 202 are provided.

The heating passage 242 is a penetrating portion that penetrates the second partition wall k20 from below the middle cylinder portion k40 to below the side wall portion 30. The introduction passage 243 is a penetrating portion that vertically penetrates the side wall portion k30, and includes a discharge port k31 that communicates with the inside of the cooking chamber 201 at the upper end.
The solid portion of the second partition wall k20 made of metal is heated to the steam generating material 202 and the heating passage k242 by electromagnetic induction when used for a cooking stove using electromagnetic induction heating, or by heat conduction when used for a gas stove. It is a heat donating part which supplies.

  In this embodiment, the cooking device 200 is placed on a cooking stove using electromagnetic induction heating. At this time, the solid part of the second partition wall k20 is water in the steam generation chamber 202 by electromagnetic induction of the cooking stove. Heat. As described above, the heating passage k242 formed through the second partition wall k20 is a space sealed by being surrounded by the solid portion that is a heat supply portion. More specifically, in this embodiment, the second partition wall k20 includes a plurality of heating passages 242,... 242, and the plurality of heating passages 242,. Extends radially from just below the side wall portion k30. On the other hand, the side wall portion k30 includes a plurality of introduction passages 243... 243, and each of the plurality of introduction passages 243 extends vertically in the side wall portion k30 from the second partition wall k20 side to the outer periphery of the cooking chamber 201. It penetrates. A plurality of the discharge ports k31 are also provided in the side wall part k30, and communicate with the upper end of the introduction passage 243 and the inside of the cooking chamber 201, respectively.

As described above, in the solid portion of the second partition wall k20, the portion k21 (heating passages 242 ... 242 in the plan view) located between the heating passages 242 ... 242 arranged radially in plan view is formed. The portion not provided) is mainly used for electromagnetic induction of the cooking stove, and heats the water in the steam generation chamber 202 to become steam. Also when using a gas stove, the solid part located between the heating passages 242... 242 mainly conducts heat from the stove to the steam generation chamber 202.
In addition, the heating passage 242 receives electromagnetic induction (or heat conduction) from each portion of the solid portion surrounding the heating passage 242. By receiving electromagnetic induction (thermal conduction in the case of a gas stove) from a portion k22 located immediately below, the steam generated in the steam generation chamber 202 and introduced into the heating passage 242 ... 242 through the longitudinal passage 241 is heated. Use superheated steam. Then, the superheated steam generated in the heating passages 242... 242 is guided from the introduction passage 243 into the cooking chamber 201 to cook the food m.
In this way, the steam generated by being heated by receiving electromagnetic induction (heat conduction) from the solid portion of the second partition wall k20 in the steam generation chamber 202 enters the heating passage 242. It is further heated by electromagnetic induction (heat conduction) in the heating passages 242... 242 and becomes superheated steam, and is led into the cooking chamber 201 through the introduction passage 243.

Hereinafter, a specific method for forming the main part of the cooking device 200 will be described.
As shown in FIGS. 11 and 12, the inner case 310 includes a first case component n1, a second case component n2, and a first partition member k11.
As shown in FIG. 11, the 1st case structure part n1 is a cylindrical body with the bottom opened by stainless steel. In the bottom of the first case component n1, a plurality of concave fan-shaped recesses n11... N11 receding downward are formed on the surface facing the internal space of the first case component n1. In this embodiment, four recesses n11 are provided. However, it is not limited to such a quantity, and it can be implemented with 1 to 3 or 5 or more.
The concave portions n11... N11 each having a fan shape in plan view are formed so that the fan-shaped arc portions are concentric with each other, and are arranged at equal intervals. Between the adjacent recessed part n11 and the recessed part n11, the heat | fever provision part to the steam generation chamber 202 is comprised.

On the inner peripheral surface (on the side) of the cylindrical first case component n1, there are sub-recesses n12... N12 that communicate with the recesses n11. Is formed. Each of the sub-recesses n12... N12 extends upward from the lower end side of the first case component n1. A through hole n13 penetrating from the inside of the side part of the first case constituent part n1 to the outside is formed at one place between the sub-recesses n12 and n12 on the side part of the first case constituent part n1.
The aforementioned hook-shaped part 311 is formed on the outer periphery of the upper end of the first case constituent part n1. Although not shown, a through-hole penetrating inward and outward is provided at the bottom of the bowl-shaped portion 311.

Said 2nd case structure part n2 is a cylindrical body which the stainless steel bottomed and the upper part opens as shown in FIG.
On the surface of the bottom of the second case component n2 that faces the internal space of the second case component n2, the above-described middle tube portion k40 is provided in the center of the surface in plan view. The middle cylinder part k40 is a cylindrical body extending vertically, and the lower end is fixed to the bottom of the second case constituting part n2. A plurality of cutout portions k42... K42 are provided at the upper end of the side portion of the middle tube portion k40. These notches k42... K42 constitute the aforementioned communication ports k41. In the bottom part of the second case constituent part n2, a portion directly below the inner space of the middle cylinder part k40 penetrates the inside and outside of the second case constituent part n2.
A shelf n20 is formed on the inner peripheral surface of the second case component n2. In this embodiment, the shelf n20 is a step formed by changing the inner diameter of the second case component n2. Moreover, the sub through-hole n21 penetrated in the inside and outside of the 2nd case structure part n2 is provided in the side part of the 2nd case structure part n2.

The inner diameter of the first case component n1 and the outer diameter of the second case component n2 are the same. As shown in FIG. 12, the second case component n2 is fitted inside the first case component n1. .
By the fitting described above, the upper surface of the bottom of the first case component n1 and the lower surface of the bottom of the second case component n2 are in contact, and the recesses n11... N11 are closed upward by the bottom of the second case component n2. A space surrounded by the recesses n11... N11 and the bottom of the second case component n2 constitutes the heating passage 242 described above. In the first case constituent part n1, the part immediately below the concave part n11 is the above-mentioned part k22, that is, a heat donating part to the heating passage 242.
Moreover, the site | part which faces the radial inner direction of the 1st case structure part n1 is closed by the outer peripheral surface of the 2nd case structure part n2 by subfitting n12 ... n12 by said fitting. A portion surrounded by the sub-recesses n12... N12 and the outer peripheral surface of the second case component n2 constitutes the introduction passage 243 described above.
The vertical height of the second case component n2 is lower than the upper ends of the sub-recesses n12... N12 of the first case component n1, and a part of the sub-recesses n12... N12 inside the first case component n1. Is exposed above the upper end of the second case component n2. This exposed portion constitutes the discharge port k31.
Moreover, the through-hole n13 and the sub through-hole n21 overlap by the said fitting.

  As shown in FIG. 12, the first partition member k11 is a disk. The outer diameter of the first partition member k11 is larger than the inner diameter below the shelf n20 of the second case component n2, and is the same as or smaller than the inner diameter above the shelf n20. A knob k12 is provided at the center of the upper surface of the first partition member k11 (center in plan view). If it is not necessary to disassemble the cooker once assembled, there is no need to provide such a knob k12.

As shown in FIG. 13, the first partition member k11 is inserted into the second case component n2 fitted to the first case component n1 by grasping the knob k12 and placed on the shelf n20. .
In this state, the first partition member k11 constitutes the first partition k10. That is, the space inside the second case component n2 sealed by the first partition member k11 is the steam generation chamber 202.
As shown in FIG. 13, the outer case 320 described above is arranged outside the first case component n1, and the upper end of the outer case 320 is connected to the first case component n1 by a known fixing means such as welding or screwing. It is fixed to the bottom of the bowl-shaped part 311.
Although not shown, the aforementioned water supply pipe 351 is provided between the through hole n13 of the first case constituent part n1 and the through hole of the bowl-shaped part 311. In FIG. 13, the lid 330 is omitted.

More specifically, with respect to the formation of the recesses n11... N11 of the first case constituent part n1 and the heat donating part, the surface facing the internal space of the first constituent part n1 at the bottom of the first case constituent part n1. The heat donating portion can be formed by arranging the fan-like plate-like bodies n10... N10 radially formed on the surface facing the internal space of the bottom portion. At this time, the space between the plate-like bodies n10... N10 becomes the recesses n11. Similarly, a plurality of plate-like members are fixed to the inner peripheral surface of the first case constituting portion n1 so as to continuously extend upward from the plate-like bodies n10... N10, and the sub-recesses n12 are provided between the plate-like members. ... n12. In this case, the plate-like body n10 mainly constitutes a heat donating portion to the aforementioned portion k21, that is, the steam generation chamber 202.
In addition, although not shown, the plate-like bodies n10... N10 and the plate-like member are not provided, but the portions corresponding to the recesses n11... N11 and the sub-recesses n12. The third case component is prepared before fitting the second case component n2 without providing a undulation on the bottom and the inner peripheral surface inside the first case component n1. To form the recesses n11... N11 and the sub-recesses n12... N12 on the inner surface of the first case component n1.
Although not shown, in this embodiment, it is preferable to provide a steam stirring fan in the cooking chamber 201. The fan may be one that includes an electric motor that operates by receiving electric power from a battery or an indoor power source, and a fan that is provided on the rotary shaft of the motor or a rotary shaft that is indirectly connected to the motor. it can. Such a fan may be provided on the lower surface of the lid 330 described above.

14 and 15 show still another embodiment. This embodiment is particularly suitable for use on a gas stove.
Hereinafter, this embodiment will be described focusing on differences from the embodiment shown in FIGS. Therefore, matters not particularly mentioned are the same as those in the embodiment shown in FIGS. Further, hatching to be added to FIG. 14 is omitted in order to avoid complexity of the drawing.

As shown in FIG. 14, the lower end of the outer case 320 of the cooking device 200 is positioned further below the second partition wall k20.
In this embodiment, the second partition wall k20 does not include the heating passage 242 and the side wall portion k30 does not include the introduction passage 243. Instead, the following configuration is adopted.
That is, the lower end of the middle cylinder part k40 provided in the steam generation chamber 202 is bottomed, penetrates the bottom part of the second partition wall k20, and is exposed to the outside of the inner case 310. A separate steam introduction pipe k50 is provided outside the inner case 310 to connect the lower end of the middle cylinder part k40 and the cooking chamber 201 in the side wall part k30.
The steam introduction tube k50 is a metal tube, and is preferably made of stainless steel. The steam introduction tube k50 includes a heating section k51 extending horizontally below the second partition wall k20 and an introduction section k52 extending vertically along the outside of the side wall portion k30. This heating section k51 is a horizontal section connecting the lower end side portion of the middle cylinder section k40 and the introduction section k52. As shown in FIG. 15, each of the heating sections k <b> 51... K <b> 51 alternates between a section extending in the radially outward direction of the cooker 200 and a section that curves in a U shape and returns to the radially inward direction of the cooker 200. As a whole, it meanders.

As shown in FIG. 14, in the cooking device 200, the outer case 320 constitutes a support portion instead of the second partition wall k <b> 20. The lower end of the outer case 320 is placed on the gas stove G or its virtues g, and the bottom of the cooker 200 is heated with the flame of the stove G.
As described above, since the heating section k51 meanders, the steam passing through the section k51 of the steam introduction pipe k50 can be efficiently heated. However, the heating section k51 does not completely cover the bottom of the second partition wall k20, and the portion of the second partition wall k20 exposed from the heating section k51 of the steam introduction pipe k50 is subjected to the flame of the gas stove G. Heated.
When the second partition wall k20 is heated during use, the water in the steam generation chamber 202 becomes steam, and the steam is heated from the middle cylinder portion k40 (vertical passage 241) to the heating section k51 of the steam introduction pipe k50. It is further heated by the flame of the gas stove G to become superheated steam, and is introduced into the cooking chamber 201 from the introduction section k52.

  As shown in FIG. 14, the cooker 200 (precisely, the lower surface of the lid 330) is provided with the above-described steam stirring fan 331, which efficiently stirs the steam in the cooking chamber 201 during use. be able to. In this embodiment, as shown in FIG. 14, the inner case 310 is provided with a discharge pipe k <b> 6 that discharges the steam in the cooking chamber 201 to the outside of the cooking device 200.

  Moreover, in all said embodiment, the cooking appliances 100 and 200 shall have no heat source, However, The said cooking appliances 100 and 200 can also be formed integrally with a cassette cooker. Although not shown in the figure, the heating power can be adjusted by the cookers 100 and 200 by forming the hob integrally with the stove. In this case, it is also possible to provide a known timer device, set a desired heating (cooking) time, and automatically end cooking.

It is a whole perspective view which shows the external appearance of the heating cooker which concerns on this invention. It is the partially cutaway perspective view of the said heating cooker seen from the angle different from FIG. It is a bottom view of the said heating cooker. It is a substantially longitudinal cross-sectional view of the said heating cooker. It is a perspective view which shows the state which removed the upper surface part and the right-and-left both-sides surface part of the housing which comprises the surface of the said heating cooker. (A) is a perspective view which shows the heating cooker of the state shown in FIG. 5 from an angle different from FIG. 5, (B) is a principal part general | schematic cross-sectional view of the heating cooker shown in the said FIG. (A) is a bottom view which shows the lower surface of the ceiling part of the cooking chamber 1, (B) is the principal part side view, (C) is the substantially longitudinal cross-sectional view. It is a schematic longitudinal cross-sectional view which shows the use condition of this heating cooker. (A) is a principal part perspective view which shows other embodiment, (B) is the principal part explanatory drawing. Moreover, other embodiment is a substantially longitudinal cross-sectional view. It is a principal part perspective view which shows the procedure of the assembly of the cooking appliance shown in FIG. It is a principal part perspective view which shows the procedure of the assembly of the cooking appliance shown in FIG. It is a perspective view of the state which removed the lid | cover of the cooking appliance shown in FIG. Furthermore, it is a substantially longitudinal cross-sectional view of other embodiment. It is a substantially bottom face of the cooking appliance shown in FIG.

1 Cooking room 2 Steam generation room 3 Exhaust passage 4 Steam passage

Claims (9)

Steam is generated by using a stove such as a cooking stove or gas stove that does not have its own heat source and performs electromagnetic induction heating, and an air-tight cooking chamber that accommodates food to be cooked and steam is generated. A steam generation chamber formed in an airtight manner and a steam passage through which the steam generated in the steam generation chamber passes, the steam generation chamber has a bottom portion, and the steam generation chamber contains water. The steam generation chamber is configured such that the water in the steam generation chamber is converted into steam by electromagnetic induction or heat from the stove by directing the bottom side to the stove, and the steam passage is formed airtight. In the cooking device that connects the steam generation chamber and the cooking chamber, and discharges the steam generated in the steam generation chamber in the cooking chamber,
The steam is heated to generate superheated steam, and the food is cooked with the superheated steam.
The steam passage has a heating section, and outside the steam generation chamber, the heating section is heated by the stove without passing through the steam generation chamber, and is generated in the steam generation chamber. A heating cooker for further heating the steam passing through the use passage to the superheated steam. A support unit for supporting the cooker on a cooking stove or gas stove using electromagnetic induction heating;
The steam generation room is located below the cooking room,
The first partition that separates the upper part of the steam generation chamber from the cooking chamber, the second partition that is made of metal and separates the lower part of the steam generation chamber from the outside of the cooking device, and the cooking chamber and the side of the steam generation chamber are cooked A side wall portion spaced from the outside of the vessel and connected to the first partition wall and the second partition wall, and a vertical passage,
The second partition wall constitutes the above-mentioned support part, and the second partition wall is formed with one or a plurality of heating passages and a solid portion not provided with the heating passages,
The heating passage passes through the second partition wall from below the longitudinal passage to below the side wall portion,
The vertical passage extends vertically, communicates with the steam generation chamber on the upper end side, communicates with the heating passage on the lower end side,
The side wall is formed with a hollow introduction passage that connects the heating passage of the second partition and the cooking chamber,
2. The cooking device according to claim 1, wherein the vertical passage, the heating passage, and the introduction passage constitute a steam passage.   The overheating cooker according to claim 1 or 2, wherein a steam stirring fan is provided in the cooking chamber. It does not have its own heat source, it generates steam using a gas stove, an airtightly formed cooking chamber that accommodates food to be cooked, an airtightly formed steam generating chamber that generates steam, A steam passage through which the steam generated in the steam generation chamber passes, and the steam generation chamber is capable of storing water and receiving the heat from combustion of the stove to store the stored water. The steam passage is formed in an airtight manner, the steam passage is connected to the steam generation chamber and the cooking chamber, and the steam generated in the steam generation chamber is discharged in the cooking chamber. In the vessel
The steam is heated to generate superheated steam, and the food is cooked with the superheated steam.
A support portion for supporting the cooking machine on the crater of the gas stove, and an exhaust passage through which exhaust gas generated from the crater of the stove is passed,
The steam passage is formed airtight at least with respect to the exhaust passage,
At least a part of the exhaust passage is defined as the steam passage through the heat exchange unit,
Vapor passage, without passing through the steam generating chamber, convey exhaust heat hand exhaust passage to the heat exchange section of the to the steam passage of the one in which the vapor of the vapor passage and superheated steam heating Cooking device. The support part includes a flame intake part,
The above-mentioned support part can arrange the above-mentioned flame intake part on the above-mentioned stove's crater by putting it on the gas stand of the above-mentioned gas stove, or the virtues of the above-mentioned gas stand ,
The above flame intake part is a space part for applying the flame of the stove to the outer wall of the steam generation chamber,
The cooking device according to claim 4, wherein the exhaust passage communicates with the flame intake section and takes in exhaust gas from a stove. A combustion chamber defined by the steam generation chamber and a metal partition is provided below the steam generation chamber,
The outer wall of the combustion chamber is provided with a flame inlet for taking the flame of the stove into the combustion chamber,
The outer wall of the combustion chamber is placed on the gas stove of the gas stove or on the virtues of the gas stove, and the flame intake is made to correspond to the stove of the stove so that the combustion chamber has the flame of the stove. It is possible to apply the flame to the bulkhead,
The cooking device according to claim 5, wherein the exhaust passage is connected to the combustion chamber. The exhaust passage is disposed from the lower side of the cooking chamber to the upper side of the cooking chamber, and has an exhaust port for discharging the taken-in exhaust to the outside of the cooker, above the cooking chamber.
The exhaust passage includes a metal pipe, and the inside of the pipe is the steam passage.
This steam passage communicates with the interior of the cooking chamber at the top of the cooking chamber.
The cooking device according to any one of claims 4 to 6, wherein the pipe is the heat exchange section.   The steam passage includes a section composed of a plurality of pipes, and each of the pipes has a rectangular cross-sectional shape in a direction crossing the steam moving direction, and four sides of the rectangle are the exhaust passages. 8. The cooking device according to claim 7, wherein the cooking device is exposed to the exhaust gas inside.   The cooking device according to any one of claims 1 to 8, wherein the cooking device is not provided with a heat source for generating steam but can be carried by hand.

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