JPH06307649A - Heating and cooking device - Google Patents

Abstract

PURPOSE:To prevent an erroneous operation or a door from being accidentally opened by a method wherein at least one of a plurality of doors can be automatically opened or closed and this door is applied as a door for an opening where a customer takes out a cooked item. CONSTITUTION:A main body 1 of a cooking device is provided with a plurality of openings 11 and 12 through which a heated item can be inserted into an oven 2. The openings 11 and 12 are provided with doors 13 and 14 which can be opened or closed. At least one of each of the doors 13, 14 is applied as one which can be automatically opened or closed and this door is applied as one for an opening where a customer can take out a cooked item. With such an arrangement as above, since the customer can not open the door at will, it does not become necessary for a customer not familiar with an operation of the door taking out cooked item to handle this door in order to take out the heated item after completion of heating operation and further it is possible to prevent any erroneous operation from being carried out at the door or the door from being opened at will of the customer and play trick at the oven 2.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heating cooker in which a plurality of openings for inserting objects to be heated are provided in a cooker body, and an opening / closing door is provided at each opening. Involved in
More specifically, the present invention relates to a heating cooker with improved convenience as a cooker.

[0002]

2. Description of the Related Art Microwave ovens that are widely used are those that heat food such as food by irradiating food containing water with microwaves and causing dielectric heating. Further, recently, a heating cooker has been provided in which not only such a single function of dielectric heating but also a heater or the like is added so that food can be cooked by heat, thereby further improving the function as a cooker.

By the way, recently, with the spread of frozen foods, systems for thawing and heating the foods and providing them to customers are becoming popular. Therefore, commercial microwave ovens suitable for such systems are rapidly growing. Is becoming popular.

[0004] In such a microwave oven for business use, from the viewpoint of its convenience, the heating cabinet is provided with a plurality of openings through which objects to be heated can be inserted into and discharged from the cabinet. It has a structure with a door that can be opened and closed.

For example, a store clerk opens a door on the store side to insert a food or other object to be heated into the refrigerator, thaws or heats it, and then opens a door on the opposite side to provide cooked food to the customer. It is used for a system such as passing.

[0006]

As described above, a microwave oven or the like provided for business uses a cooker body provided with a plurality of openings through which objects to be heated can be inserted and discharged. Since the opening is provided with a door that can be opened and closed, various problems have occurred in terms of usability.

For example, when a plurality of openings are opened at the same time, it becomes possible to look into the other side from one side, and there is a problem that a customer can look into the kitchen. Further, when the opposite doors are provided with windows for confirming the inside of the refrigerator, similarly, there is a problem that a customer can look into the kitchen through the window on one side through the window on the other side.

If all the doors are opened and closed manually,
When a person who is unfamiliar with the operation takes out the object to be heated after the heating is finished, there is a problem that the object is accidentally operated, or the door is arbitrarily opened to mischief the object in the refrigerator. Further, even if the door is opened only at the time of taking out, there is a problem that an unnecessary thing may be inserted into the refrigerator at that time, and dust or dust may enter.

Further, there is a problem of frustration because the discharge side does not know what is being heated in the refrigerator and how long to wait.

In addition, when the heated object that has been heated is taken out of the refrigerator, it is inconvenient because the customer needs to put his or her hand inside the refrigerator to take out the heated object.

The present invention has been made in view of the above various problems, and an object thereof is to provide a heating cooker with improved convenience as a cooker.

[0012]

In order to solve the above-mentioned problems, the cooking device of the present invention is provided with a plurality of openings in the cooking device main body through which the object to be heated can be inserted into the refrigerator. The present invention is applied to a heating cooker having a door that can be opened and closed, and at least one of the doors is a door that can be automatically opened and closed.

Further, in the heating cooker of the present invention, a plurality of openings through which the object to be heated can be inserted into the refrigerator are provided in the cooker main body, and a door that can be opened and closed is provided at each opening. Drive means for applying to a cooking device to open and close each of the doors, and control means for controlling the drive means to keep the other door closed when one of the doors is open. It is equipped with.

Further, in the heating cooker according to the present invention, a plurality of openings through which the object to be heated can be inserted into the refrigerator are provided in the cooker main body, and each opening is provided with a door that can be opened and closed. This is applied to a cooking device, and one window is provided with a window for checking the inside of the refrigerator, and the door opposite to the door provided with this window is not provided with the window for checking the inside of the refrigerator.

Further, in the heating cooker of the present invention, a plurality of openings through which the object to be heated can be inserted into the refrigerator are provided in the cooker main body, and each opening is provided with a door that can be opened and closed. It is applied to a cooker and the doors facing each other are displaced.

Further, the heating cooker of the present invention is applied to a heating cooker in which two opening portions into which the object to be heated can be inserted are provided on the opposite side walls of the cooker main body, respectively. The opening area of the opening, which is the discharge side of the article, is smaller than the opening area of the opening, which is the insertion side of the article to be heated.

Further, in the heating cooker of the present invention, the opening area of the opening on the discharge side of the object to be heated is made smaller than the opening area of the opening on the insertion side of the object to be heated, and the opening on the insertion side. A partition plate capable of reciprocating between the discharge section and the discharge side opening is provided in the compartment, and the shape of the partition plate is formed to be the same as or larger than the shape of the discharge side opening.

Further, the heating cooker of the present invention is applied to a heating cooker in which two openings for inserting an object to be heated are provided on opposite side walls of the cooker main body, and at least discharged. A display unit is provided near the opening on the side to display information about the object to be heated in the refrigerator.

Further, the heating cooker according to the present invention is applied to a heating cooker in which two opening portions into which the object to be heated can be inserted are provided on opposite side walls of the cooker main body, respectively. An object to be heated is inserted by placing a placing plate on which the object to be heated is placed and lowering the side of the placing plate located at the opening on the discharge side lower than the side located at the opening on the insertion side. It is arranged so as to slide down from the discharge side to the discharge side.

[0020]

At least one of the doors is a door that can be automatically opened and closed, and this door is the door of the opening on the side where the customer can take it out. As a result, since the customer cannot open the door without permission, it becomes unnecessary for an unfamiliar customer to handle the door on the take-out side in order to take out the object to be heated after heating is completed, and it is possible that the customer does not operate the door by mistake. It is also prevented. Also, it is possible to prevent the doors from being opened and the objects in the refrigerator to be tricked.

Drive means for opening and closing each door,
When one of the doors is opened, the control means for controlling the driving means so as to keep the other door closed is provided, so that one side can look into the other side. In addition, dust and the like are prevented from entering from one side to the other side.

If a window for confirming the inside of the compartment is provided on one door and the window for confirming the inside of the compartment is not provided on the door opposite to the door provided with this window, the same window as described above is displayed. It is prevented that one side looks into the other side.

Further, by disposing the doors facing each other at different positions, even when both doors are opened at the same time,
There is no need for customers to see the inside of the kitchen immediately because it is difficult to see from one side to the other.

Further, by making the opening area of the opening on the discharge side of the object to be heated smaller than the opening area of the opening on the insertion side of the object to be heated, the entry of foreign matter from the discharge side can be reduced. You can

Further, the opening area of the opening on the discharge side of the object to be heated is made smaller than the opening area of the opening on the insertion side of the object to be heated, and the opening on the insertion side and the opening on the discharge side are formed. A partition plate capable of reciprocating between the two is provided in the refrigerator, and the shape of this partition plate is formed to be the same as or larger than the shape of the opening on the discharge side. As a result, foreign matter can be prevented from entering from the discharge side, and the inside of the refrigerator can be prevented from being soiled or scratched from the discharge side.

Further, by providing a display section for displaying information on the object to be heated in the refrigerator at least in the vicinity of the opening on the discharge side, what is being heated in the refrigerator on the discharge side can be determined.
You can know how long to wait.

Further, a placing plate for placing the object to be heated is provided in the refrigerator, and the placing plate is set so that the side located at the discharge side opening is lower than the side located at the insertion side opening. Then, the object to be heated is arranged so as to slide down from the insertion side to the discharge side.
As a result, when the heated object that has been heated is taken out from the inside of the refrigerator, it is not necessary for the customer to put his hand into the inside of the refrigerator to take out the heated object, and the inconvenience of taking out is eliminated.

[0028]

Embodiments of the present invention will be described below with reference to the drawings.

FIGS. 1 to 3 are schematic structural views and electric circuit diagrams of a cross section viewed from the side showing an embodiment of the heating cooker according to the present invention, which correspond to claims 1 and 2. There is.

In FIG. 1, the cooker main body 1 is provided with a waveguide 3 on the upper surface of the inside 2 of the cooking chamber.
A magnetron 4 for high-frequency heating and a cooling fan 5 for cooling the magnetron 4 are provided at one end of the waveguide 3.
And are provided.

A stirrer antenna 7 is arranged in the upper part of the inside 2 of the refrigerator, and the stirrer antenna 7 is rotationally driven by a stirrer motor 6 attached to the upper part of the waveguide 3. ing. Stirrer antenna 7
Is provided to keep the heating performance of the interior 2 uniform during high frequency heating. Also, this stirrer antenna 7
The stirrer cover 8 covers the stirrer antenna 7 to prevent the user from accidentally touching the stirrer antenna 7 when cleaning the interior 2.

Further, the inside 2 is provided with openings 11 and 12 on a pair of wall surfaces facing each other, and openable and closable doors 13 and 14 are attached to the openings 11 and 12, respectively. There is. The door 13 that closes one of the openings 11 is wound around a pair of left and right pulleys 15 and 16 (only one in front is shown in the drawing) arranged at the top of the cooker body 1. The tip of each wire 17 supported and supported is attached to the door 13 by winding the wire 17 by rotating the pulleys 15 and 16.
Is pulled up to open the opening 11. On the other hand, the door 14 of the other opening 12 is manually opened and closed. However, it is possible to automatically open and close the door 14 by making it similar to the door 13.

2 and 3 show an example of the electrical construction of the heating cooker having the above construction.

That is, the stirrer motor 6 and the magnetron 4 are connected to the power source B via the relay L1.
Further, the positive terminal of the door motor (driving means) 16 for opening and closing the door 13 is connected to the positive terminal of the power source B via the relay L2, and is connected to the negative terminal of the power source B via the relay L3. The minus terminal of the door motor 16 is connected to the minus terminal of the power source B via the relay L4, and is connected to the plus terminal of the power source B via the relay L5.

The relays L1 to L5 and the stop switch 20 which is turned on / off by opening / closing the door 14 are
It is controlled by a microcomputer (control means) 18 that executes the built-in software, and various operation signals from an operation panel 19 are input to the microcomputer 18.

The operation panel 19 has, for example, a door open key 191 for opening the door 13 and a door close key 192 for closing the door 13.
Etc. are provided.

When the door open key 191 on the operation panel 19 is pressed, for example, the microcomputer 18 turns on both the relays L2 and L4. Therefore, in this case, the door motor 16 normally rotates and the wire 17 moves toward the pulley 1.
The door 13 is lifted up and the opening 11 is rolled up.
Will be opened. When the door close key 192 on the operation panel 19 is pressed, the microcomputer 18 turns on both the relays L3 and L5. Therefore, in this case, the door motor 16 reversely rotates and the wire 17 moves the pulley 1
5, 16 is pulled out, the door 13 descends and the opening 11
Will be closed.

Here, when the door 14 is lifted and the opening 12 is opened, the stop switch 20 is turned on. Even if the door open key 191 on the operation panel 19 is pressed at this time, the microcomputer 18 keeps this. The software portion is configured so as not to accept a signal and maintain both the relays L2 and L4 in the off state. This prevents both doors 13 and 14 from being opened at the same time.
There is no possibility that the inside of the door 13 (such as the kitchen) is looked into through the door 2. Further, it is also possible to prevent dust and the like from entering from the outside.

In the above embodiment, the door 13 is automatic and the door 14 is manual, but of course both doors 1
When both 3 and 14 are automatic, a door open key 193 and a door close key 194 for the door 14 are provided on the operation panel 19, and stop switches 20 and 20 are provided to both the doors 13 and 14, respectively. . By detecting ON / OFF of these stop switches 20, 20, for example, when one door 13 is opened, even if the door open key 193 of the other door 14 is pressed, the microcomputer 18 keeps this The software portion is configured so as not to receive a signal and maintain a relay (not shown) for opening the door 14 in an off state. As a result, both doors 13 and 14 do not open at the same time, and the same effect as above can be obtained.

Further, since the door 14 on the discharge side is a door that can be automatically opened and closed, the customer waiting on the discharge side cannot open the door 14 without permission, so the object to be heated after heating is taken out. Therefore, it is not necessary for an unfamiliar customer to handle the door 14, and it is possible to prevent accidental operation. Further, it is prevented that the door 14 is opened without permission and the object to be heated or the like in the refrigerator 2 is played with.

FIG. 4 is a schematic configuration view of a cross section as seen from the side showing an embodiment of the heating cooker according to the present invention.
It corresponds to.

Since the basic structure of this heating cooker is the same as that shown in FIG. 1, the same reference numerals are given to the same members, and detailed description thereof will be omitted here.

In the heating cooker according to the present embodiment, a transparent window 25 for confirming an object to be heated (not shown) in the compartment 2 is provided only on one door 13 and the inside of the compartment 14 is confirmed on the opposite door 14. It does not have a transparent window. This makes the door 1
It is possible to reduce the possibility that the outside of the door 14 on the opposite side is looked into from the outside of the door 3 through the transparent window 25. When the door 14 is also provided with a see-through window (not shown), the same purpose can be achieved by attaching a filter such as a magic mirror to the see-through window.

FIG. 5 is a schematic sectional view of a cross section as seen from the side, showing an embodiment of the heating cooker according to the present invention.
It corresponds to.

Since the basic structure of this heating cooker is the same as that shown in FIG. 1, the same reference numerals are given to the same members, and detailed description thereof will be omitted here.

In the heating cooker of this embodiment, the formation positions of the openings 31 and 32 facing each other are vertically shifted, and the doors 13 and 14 for closing the openings 31 and 32 are closed.
The position is also shifted vertically. In the present embodiment, the opening 31 is formed in the upper half of one wall surface (the left wall surface in the drawing) of the inside 2 and the opening 32 of the other wall surface (the right wall in the drawing) facing the inside 2 of the inside. It is formed in the lower half. With such a configuration, each opening 31,
When the inside 2 is directly viewed from 32, the opening 3 on the opposite side
2 and 31 are hard to see. Therefore, both doors 13,
Even when 14 are opened at the same time, it is difficult to see the other side,
It is possible to prevent people from looking into each other.

In the above embodiment, both openings 31, 3 are formed.
Although 2 is shifted up and down, it is also possible to shift it to the left and right. Further, in the above embodiment, both openings 3
Although the positions of 1 and 32 are configured to be completely shifted when viewed directly, the openings 31 and 32 can be formed wider by partially overlapping each other.

FIGS. 6 and 7 are a schematic configuration diagram of a cross section as seen from the side and a schematic configuration diagram as seen from the front, showing an embodiment of the heating cooker according to the present invention. There is.

Since the basic structure of this heating cooker is the same as that shown in FIG. 1, the same reference numerals are given to the same members, and detailed description thereof is omitted here.

In the heating cooker of this embodiment, the opening area of the opening 42 on the discharge side of the object to be heated (not shown) is smaller than the opening area of the opening 41 on the side of inserting the object to be heated. Is. Here, even if the opening area is made small, the size thereof needs to be large enough to take out the object to be heated. In the present embodiment, the opening 42 is formed in the lower half of the wall surface of the inside 2 (the wall surface on the left side in the drawing), so that the opening 42 has an area that is approximately half the opening area of the opening 41. As a result, it is possible to reduce the entry of foreign matter from the opening 42 on the discharge side.

FIG. 8 and FIG. 9 are schematic sectional views of a heating cooker according to an embodiment of the present invention as seen from the side.
It corresponds to claim 6.

Since the basic structure of this heating cooker is the same as that shown in FIG. 1, the same reference numerals are given to the same members, and detailed description thereof will be omitted here.

In the heating cooker of this embodiment, the opening area of the opening 52 on the discharge side of the object to be heated (not shown) is made smaller than the opening area of the opening 51 on the side of inserting the object to be heated,
In addition, a conveyor belt 55 that conveys the object to be heated from the insertion side to the discharge side is provided in the interior 2. The conveyor belt 55 is an endless belt wound around a pair of rollers 56, 56 arranged on the insertion side and the ejection side, and one roller (or both rollers) 56 by a drive mechanism section (not shown). The object to be heated is conveyed from the insertion side to the discharge side by being driven to rotate.

A partition plate 57 is attached so as to stand on the transport surface of the transport belt 55. The partition plate 57 is formed into a shape whose shape is substantially the same as the shape of the discharge-side opening 52, or a shape which covers and closes the discharge-side opening 52, and the partition plate 57 is formed in the discharge-side opening 52. When it is moved up to the position (state shown in FIG. 9), the partition plate 57 substantially closes the opening 52.

As a result, when the door 14 on the discharge side is opened and the object to be heated is discharged, the partition plate 57 is positioned so as to close the opening 52, so that the entry of foreign matter from the opening 52 is reduced. In addition, there is no concern that the inside 2 of the refrigerator will be soiled or scratched from the discharge side.

Since the partition plate 57 is attached, the conveyor belt 55 has the opening 5 on the side where the partition plate 57 is inserted.
The operation is controlled so as to reciprocate between 1 and the discharge-side opening 52.

FIG. 10 and FIG. 11 are schematic construction views seen from the front showing an embodiment of the heating cooker according to the present invention, and correspond to claim 7.

Since the basic structure of this heating cooker is the same as that shown in FIG. 1, the same reference numerals are given to the same members, and detailed description thereof will be omitted here.

The heating cooker according to this embodiment has a door 13 on the insertion side.
On the upper part of the front wall of the cooker main body 1 provided with the operation section 65 provided with various operation keys, and the object to be heated in the refrigerator 2 (not shown)
And a display unit 66 for displaying the information of the above, and a display unit 66 (not shown) for displaying the information of the object to be heated in the refrigerator 2 on the upper side wall of the cooker main body 1 provided with the door 14 on the discharge side. Is provided. The display unit 66 is adapted to display the type of the object to be heated which is being heated in the refrigerator 2, the cooking time, and the like.

As a result, the discharge side can also know what is being heated in the interior 2 and how long to wait.

It should be noted that it is possible to adopt a structure in which only the operating portion 65 is provided on the upper portion of the side wall of the cooker main body 1 provided with the door 13 on the insertion side (the configuration shown in FIG. 11).

FIGS. 12 and 13 are schematic sectional views of an embodiment of the heating cooker according to the present invention as seen from the side and correspond to claim 8.

Since the basic structure of this heating cooker is the same as that shown in FIG. 1, the same reference numerals are given to the same members, and detailed description thereof will be omitted here.

In the heating cooker according to the present embodiment, the placing plate 75 of the inside 2 for placing the inserted object A to be heated, the side 752 located at the discharge side opening 72, and the opening side of the inserting side. It is arranged to be lower than the side 751 located at 71 so that the object A to be heated slides down from the insertion side to the discharge side (shown by solid line arrows).

As a result, the object to be heated A inserted from the opening 71 on the insertion side slides down on the mounting plate 75 due to its own weight, and hits the door 14 on the discharge side to stop. Then, after the heat treatment is performed in this state, when the discharge side door 14 is opened (the state shown in FIG. 13), the object A to be heated is naturally discharged from the opening 72. That is, when the heated object A that has been heated is taken out from the inside 2, it is not necessary for the customer to put his hand into the inside 2 to take out the heated object A.
The inconvenience of taking out is solved.

In the above embodiment, the object A to be heated, which has slid on the mounting plate 75, is received by the door 14. However, for example, the object A to be heated is stopped at the central portion of the mounting plate 75. Provided with a stopper (not shown) on the discharge side door 1
You may comprise so that a stopper may be released when 4 is opened.

Further, in each of the above-described embodiments corresponding to claims 1 to 8, each door is of a type that slides in the vertical direction, but the present invention is not limited to such a type, and one end edge is the center of rotation. It is possible to open the door by rotating as.

[0068]

EFFECT OF THE INVENTION In the heating cooker of the present invention, at least one of the doors is a door that can be automatically opened and closed, and the door is an opening on the side where the customer can take out the door. Since the door cannot be opened, it is not necessary for an inexperienced customer to handle the door to take out the object to be heated after heating is completed, and it is possible to prevent the door from being operated by mistake. Further, it is possible to prevent the door from being opened without permission and the object to be heated and the like in the refrigerator being mischievous.

Further, the cooking device of the present invention has a driving means for controlling the opening / closing operation of each door and a driving means for keeping the other door closed when one of the doors is open. Since both doors do not open at the same time because it has a control means for controlling, it is not possible to look into the other side from one side, and from one side to the other side It is also possible to prevent dust or the like from directly entering.

Further, in the heating cooker of the present invention, one window is provided with a window for checking the inside of the refrigerator, and the door opposite to the door provided with this window is not provided with the window for checking the inside of the refrigerator. With this configuration, it is possible to prevent the other side from being looked into from one side with the window.

Further, since the heating cooker of the present invention is constructed such that the doors facing each other are displaced from each other, even if both doors are opened at the same time, it is difficult to see from one side to the other side. For example, customers do not have to worry about being able to look inside the kitchen.

Further, since the heating cooker of the present invention is configured such that the opening area of the opening on the discharge side of the object to be heated is smaller than the opening area of the opening on the side to insert the object to be heated, It is possible to reduce the entry of foreign matter from the discharge side.

Further, in the heating cooker of the present invention, the opening area of the opening on the discharge side of the object to be heated is made smaller than the opening area of the opening on the insertion side of the object to be heated, and the opening on the insertion side. Since a partition plate that can reciprocate between the discharge part and the opening on the discharge side is provided in the storage and the shape of this partition plate is formed to be almost the same as the shape of the opening on the discharge side, the entry of foreign matter from the discharge side In addition, the inside of the refrigerator is not polluted or scratched from the discharge side.

Further, since the cooking device of the present invention is provided with the display portion for displaying information on the object to be heated in the refrigerator at least in the vicinity of the opening on the discharge side, the cooking device on the discharge side can be used in the refrigerator. You can know what is heated and how long you have to wait.

Further, the heating cooker according to the present invention is provided with a placing plate for placing an object to be heated in the refrigerator, and the placing plate has an insertion side opening on the side located at the discharge side opening. Since the object to be heated slides down from the insertion side to the discharge side so that it is lower than the side located in the part, when the heated object that has been heated is taken out from the inside, It is no longer necessary to take out the object to be heated, and the inconvenience of taking out the object is eliminated.

[Brief description of drawings]

FIG. 1 is a schematic configuration diagram of a cross section as seen from a side, showing an embodiment corresponding to claims 1 and 2 of a heating cooker of the present invention.

FIG. 2 is an electric circuit diagram of the heating cooker of the present invention.

FIG. 3 is an electric circuit diagram of the heating cooker of the present invention.

[Fig. 4] Fig. 4 is a schematic configuration diagram of a cross section viewed from the side, showing an embodiment corresponding to claim 3 of the heating cooker of the present invention.

FIG. 5 is a schematic configuration diagram of a cross section seen from the side, showing an embodiment corresponding to claim 4 of the heating cooker of the present invention.

FIG. 6 is a schematic configuration diagram of a cross section as seen from the side, showing an embodiment corresponding to claim 5 of the heating cooker of the present invention.

FIG. 7 is a schematic configuration view of the heating cooker of the present invention as seen from the front, showing an embodiment corresponding to claim 5.

[Fig. 8] Fig. 8 is a schematic configuration diagram of a cross section viewed from the side, showing an embodiment corresponding to claim 6 of the heating cooker of the present invention.

FIG. 9 is a schematic configuration diagram of a cross section viewed from the side, showing an embodiment corresponding to claim 6 of the heating cooker of the present invention.

FIG. 10 is a schematic configuration view of the heating cooker of the present invention as seen from the front, showing an embodiment corresponding to claim 7.

FIG. 11 is a schematic configuration view of another embodiment corresponding to claim 7 of the heating cooker of the present invention seen from the front.

FIG. 12 is a schematic configuration diagram of a cross section viewed from the side, showing an embodiment corresponding to claim 8 of the heating cooker of the present invention.

FIG. 13 is a schematic configuration diagram of a cross section viewed from the side, showing an embodiment corresponding to claim 8 of the heating cooker of the present invention.

[Explanation of symbols]

 2 Inside 11, 31, 41, 51, 71 Opening 12, 32, 42, 52, 72 Opening 13, 14 Door 16 Door motor (driving means) 18 Microcomputer (controlling means) 25 Transparent window 55 Conveyor belt 57 Partition plate 66 Display unit 75 Mounting plate

Claims (8)

[Claims] 1. A heating cooker in which a plurality of openings through which objects to be heated can be inserted into a refrigerator are provided in a cooker body, and a door that can be opened and closed is provided at each opening. A heating cooker characterized in that at least one of the doors is a door that can be automatically opened and closed. 2. A heating cooker in which a plurality of openings through which an object to be heated can be inserted into a refrigerator are provided in a cooker body, and a door that can be opened and closed is provided at each opening. Cooking comprising: driving means for performing opening / closing driving; and control means for controlling the driving means so as to keep the other door closed when one of the doors is opened. vessel. 3. A heating cooker provided with a plurality of openings in the cooker main body, into which the object to be heated can be inserted, and a door that can be opened and closed is provided at each opening. A heating cooker characterized by having a window for checking the inside of the refrigerator and not providing a window for confirming the inside of the refrigerator on the door opposite to the door provided with this window. 4. A heating cooker in which a plurality of openings through which an object to be heated can be inserted into a refrigerator are provided in a cooker body, and a door that can be opened and closed is provided in each opening, the doors facing each other. A cooker characterized by being provided by shifting the position of. 5. In a heating cooker in which two openings for inserting an object to be heated are provided on opposite side walls of a cooker body, the opening of the opening on the discharge side of the object to be heated A heating cooker characterized in that the area is smaller than the opening area of the opening on the insertion side of the object to be heated. 6. The heating cooker according to claim 5, wherein a partition plate capable of reciprocating between the opening on the insertion side and the opening on the discharge side is provided in the refrigerator, and the shape of the partition plate is the discharge side. A cooker characterized by being formed to have a shape substantially equal to the shape of the opening of the. 7. A heating cooker in which two opening portions into which the object to be heated can be inserted are respectively provided on opposite side walls of the cooker body, and at least in the vicinity of the opening portion on the discharge side, A heating cooker, which is provided with a display section for displaying information on an object to be heated. 8. A heating cooker in which two openings for inserting an object to be heated are provided on opposite side walls of a cooker main body, respectively. A plate is provided, and the mounting plate is arranged so that the side located at the opening on the discharge side is lower than the side located at the opening on the insertion side, and the object to be heated slides down from the insertion side to the discharge side. A cooker characterized by having done.