JPH1199073A - Heat-cooking device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To perform cooking without heating irregularities in the case of simultaneously using a plurality of cooking plates by automatically setting the next cooking time based on an intra-container temperature at the time when the cooking start signals of a shelf 2-stage using mode are inputted and a door is opened and closed within prescribed time after cooking is ended. SOLUTION: In this heat-cooking device for which upper and lower heaters 8 and 9 are arranged inside a heating container 2, in the case that the shelf 2-stage using cooking mode is selected by a menu key 7A, a cooking temperature is set corresponding to the cooking mode in a controller 11A. Also, the cooking time is set based on the intra-container temperature detected by a temperature sensor 10 at the time and the upper and lower heaters 8 and 9 are ON/OFF controlled based on a temperature difference between the set cooking temperature and the intra-container temperature. Further, when the opening and closing of the door for replacing upper and lower cooking plates 4a and 4b are detected by a door detection switch 22 within the prescribed time after the cooking of a first time is ended, the next cooking time is automatically set based on the intra-container temperature at the time and a continuous operation is performed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cooking device having a heater as a heating source, and more particularly to a cooking device suitable for cooking cookies and the like using two shelves.

[0002]

13 to 16 show a conventional heating cooker. FIG. 13 is a perspective view showing a state in which one cooking dish is stored in a heating cabinet and a front door is opened, and FIG. Is a block diagram showing the configuration of the control device, FIG. 15 is a flowchart showing the operation of the control device, and FIG. 16 is a time chart showing the operation of the control device.

In FIGS. 13 and 14, reference numeral 1 denotes a main body of a cooking device, 2 denotes a heating chamber having an opening on the front surface and is built in the main body 1, and 3 denotes lower portions of left and right side walls in the heating chamber 2. A pair of shelves 4 formed in this manner are cooking dishes placed on the shelves 3, which are formed by pressing an iron plate or the like and enameling the surface.

Reference numeral 5 denotes a door hinged to one side edge of the front of the main body to open and close the front opening of the heating chamber 2, 6 denotes an operation panel provided on the other side of the front of the main body, and 7 denotes an operation panel. A menu key for selecting and starting a desired cooking mode from a plurality of cooking mode menus in automatic cooking, 8 is an upper heater provided outside the upper surface of the heating cabinet 2 and 9 is a heating unit. A lower heater is provided outside the lower surface of the heating cabinet 2 so as to face the inside of the cooking cabinet 2. A temperature sensor 10 is provided on one side wall of the heating cabinet 2 to detect a temperature in the heating cabinet 2. When a mode start signal (hereinafter, simply referred to as a cooking start signal) is input, the cooking temperature is set according to the input cooking mode, and the cooking temperature is adjusted based on the inside temperature detected by the temperature sensor 10 at that time. A control device comprising a microcomputer for setting time and checking the temperature difference between the set cooking temperature and the inside temperature to control ON / OFF of the upper and lower heaters 8 and 9 so that the inside temperature is maintained at the set cooking temperature. , 12 is a display unit for displaying a cooking mode, a cooking time and the like, and 13 is an alarm or buzzer for notifying the end of cooking.

The control device 11 stores a plurality of cooking temperature data corresponding to a plurality of menus in advance, and when a cooking start signal is input from the menu key 7, selects a cooking temperature tx corresponding to the input menu from the cooking temperature data. Cooking temperature selecting means 14 and temperature measuring means 1 for measuring temperature th in heating chamber 2 based on a detection signal of temperature sensor 10
5, the cooking temperature t selected by the cooking temperature selection means 14
temperature difference determining means 1 for comparing x with the internal temperature th measured by the temperature measuring means 15 to determine a temperature difference between them.
6, a storage means 17 in which a reference cooking time table corresponding to the cooking chamber temperature th for each cooking mode is stored in advance, and a cooking start signal is input from the menu key 7, the cooking corresponding to the cooking chamber temperature th at this time. Cooking time selection means 1 for selecting time Tz from a reference cooking time table in storage means 17
When a cooking start signal from the menu key 7 and a cooking time Tz signal from the cooking time selection means 18 are input, the timer 19 is driven, the cooking time Tz is displayed on the display section 12, and the temperature difference determination means While watching the temperature difference between the selected cooking temperature tx determined in step 16 and the internal temperature th, the upper and lower heaters 8 and 8 are set for the cooking time Tz so that the internal temperature th is maintained at the set cooking temperature tx. 9 is turned on and off, and when the cooking time Tz ends, the buzzer 13 notifies the buzzer 13 that the cooking has ended.

Next, the operation of the conventional cooking device will be described with reference to FIGS. 15 and 16, with reference to FIGS. 13 and 14, in which automatic cooking of cookies is performed. First, as an initial setting, the door 5 of the main body 1 is opened, the cooking dish 4 containing the cookie material is placed on the shelf 3 in the heating chamber 2, the door 5 is closed, and the menu key 7 of the operation panel 6 is closed. To select a cookie cooking mode from a plurality of menus and press a key to drive the control device 11.

When the menu key 7 is pressed, the control device 11 determines whether or not the menu key 7 is ON (step 1). The cooking temperature tx (for example, 150 ° C.) corresponding to the start signal is selected from the cooking temperature data (step 2), and the temperature measuring means 15 measures the current temperature th in the heating chamber 2 (step 3), and determines the temperature difference. The judging means 16 compares and judges the selected cooking temperature tx and the current inside temperature th. Further, the cooking time selecting means 18 selects a cooking time Tz (for example, 20 minutes) corresponding to the current inside temperature th from the reference cooking time table (step 4).

In the heating control means 21, when the menu key 7 is turned on and the cooking time Tz is selected, the timer 19 is driven (step 5), and the cooking time Tz is displayed on the display section 12 (step 6). Power supply to the upper and lower heaters 8, 9 is started (step 7). The elapsed cooking time is constantly monitored by the heating control means 21, and the heating control means 21 is constantly informed of the temperature difference between the selected cooking temperature tx and the current inside temperature th from the temperature difference determination means 16. ,
The heating control means 21 turns on the upper and lower heaters 8 and 9 as in steps 7 to 12 so that the inside temperature th is maintained at the set cooking temperature tx until the cooking time Tz elapses.
N-OFF control is performed.

That is, in step 7, the upper and lower heaters 8,
When the power supply to 9 is started, it is determined whether the cooking time Tz has elapsed (step 8). If not, the comparison result between the selected cooking temperature tx and the current inside temperature th is th.
It is determined whether or not ≧ tx (step 9), and the upper and lower heaters 8, 9 are kept ON while the in-chamber temperature th is lower than the selected cooking temperature tx and the cooking time Tz has not elapsed.

If th ≧ tx in step 9, the power supply to the upper and lower heaters 8, 9 is stopped (step 10), and it is determined whether or not the cooking time Tz has elapsed (step 11). If not, it is determined whether or not the comparison result between the selected cooking temperature tx and the current inside temperature th is th <tx (step 12). The inside temperature th is higher than the selected cooking temperature tx and the cooking time is longer. Unless Tz has elapsed, the OFF state of the upper and lower heaters 8 and 9 is continued, and the cooking time Tz
If the inside temperature th becomes lower than the selected cooking temperature tx, the process returns to step S7.

If it is determined in step 8 that the cooking time Tz has elapsed while the upper and lower heaters 8 and 9 are ON, the process proceeds to step 13. In step 13, the power supply to the upper and lower heaters 8, 9 is stopped. Next, the end of cooking is notified by the buzzer 13 (step 14),
Then, it returns to an initial state (step 15).

In step 11, upper and lower heaters 8, 9
If it is determined that the cooking time Tz has elapsed during the OFF of
The process proceeds to step S14, and after the completion of cooking is notified, the process returns to the initial state in step S15.

[0013]

The conventional cooking device is
As described above, since control is performed when one cooking dish 4 is used and cooking is performed once, when cooking the amount of two cooking dishes is completely divided into two. It has to be performed, requires a long time, and has difficulty in handling. Even if two upper and lower shelves are formed in the heating chamber 2 and two cooking dishes are prepared and cooked for two sheets at the same time, since the control does not correspond to this, uneven heating may occur in the upper and lower cooking items. It has been inevitable that a heating failure of the food on one of the cooking dishes would occur.

[0014] It is a technical object of the present invention to provide a cooking method in which even when a plurality of cooking dishes are used at the same time, cooked food can be cooked without uneven heating, thereby shortening the cooking time.

[0015]

Means for Solving the Problems A heating cooker according to claim 1 of the present invention has the following configuration. That is, in a cooking device using a heater as a heating source, the shelf 2
When the cooking start signal of the stage use mode is input and the door of the heating chamber is opened and closed within a predetermined time after the end of the set cooking time, the next cooking time is automatically set based on the temperature in the cooking chamber at that time. And a control device for continuous operation.

According to a second aspect of the present invention, there is provided a heating cooker, wherein the control device according to the first aspect uses a predetermined calculation formula obtained in advance for each cooking mode to start cooking or immediately after starting continuous cooking. The cooking time is calculated based on the internal temperature.

According to a third aspect of the present invention, there is provided a heating cooker, wherein the control device according to the first aspect is configured such that the internal temperature immediately after the start of cooking or the continuous cooking is started from a reference cooking time table preset for each cooking mode. Is used to select the cooking time.

According to a fourth aspect of the present invention, there is provided a heating cooker, wherein the control device according to the first aspect determines the first cooking time by using a predetermined calculation formula obtained in advance for each cooking mode. The cooking time after the second cooking is calculated based on the internal temperature immediately after the start of the continuous cooking from the reference cooking time table set in advance for each cooking mode.

According to a fifth aspect of the present invention, there is provided a heating cooker, wherein the control device according to the first to fourth aspects is characterized in that the door is opened and closed after a lapse of a predetermined time after the end of the first cooking time. , So as not to shift to the continuous automatic operation mode.

According to a sixth aspect of the present invention, there is provided a heating cooker, wherein the control device according to the first to fourth aspects is characterized in that a predetermined time has passed since the door was opened immediately after the end of the first cooking time. Also, when the door is not closed, it is configured not to shift to the continuous automatic operation mode.

Further, in the heating cooker according to claim 7 of the present invention, when a cooking start signal is input from a menu key and a cooking start signal is input from a menu key, the cooking temperature corresponding to the input menu is varied. Cooking temperature selecting means for selecting from the temperature data, temperature measuring means for measuring the internal temperature, and determining the temperature difference between the cooking temperature selected by the cooking temperature selecting means and the internal temperature measured by the temperature measuring means. When the temperature difference determination means and the cooking start signal or the continuous cooking start signal are input, the cooking time corresponding to the internal temperature at this time is calculated by using a predetermined calculation formula determined in advance for each cooking mode or the cooking start or the continuous cooking time. A cooking time calculating means for calculating based on the temperature in the refrigerator immediately after the start of cooking, and a cooking start signal or a continuous cooking start signal is input, and the cooking time calculating means When there is a signal input of the processing time, the heater is turned ON / OFF so that the inside temperature is maintained at the cooking temperature selected by the cooking temperature selecting means while watching the temperature difference signal input from the temperature difference determining means. Heating control means for outputting a cooking end signal when the cooking time is over; and door opening / closing determining means for determining whether the door of the heating chamber is open or closed, and outputting a door open or door close signal according to the determination result. When the cooking start signal is the two-shelf use mode, if a cooking end signal is input and a door open signal and a door close signal are input from the door open / close determining means within a predetermined time after the end of cooking, continuous operation is performed. And a continuous operation determining means for determining and outputting a continuous cooking start signal.

Further, in the heating cooker according to claim 8 of the present invention, when a cooking start signal is input from a menu key and a cooking start signal is input from a menu key, the cooking temperature corresponding to the input menu is varied. Cooking temperature selecting means for selecting from the temperature data, temperature measuring means for measuring the internal temperature, and determining the temperature difference between the cooking temperature selected by the cooking temperature selecting means and the internal temperature measured by the temperature measuring means. When a cooking start signal or a continuous cooking start signal is input, the cooking time corresponding to the internal temperature at this time is changed to a reference cooking time corresponding to the internal temperature for each cooking mode stored in advance. A cooking time selection means selected from a table, a cooking start signal or a continuous cooking start signal is input, and a cooking time signal is input from the cooking time selection means. While watching the temperature difference signal input from the temperature difference determination means, ON the heater so-compartment temperature is maintained at the cooking temperature selected by the cooking temperature selection means
A heating control unit that performs OFF control and outputs a cooking end signal when the cooking time ends, and a door opening / closing determination that determines whether the heating cabinet door is open or closed and outputs a door open or door close signal according to the determination result. Means, when the cooking start signal is in the shelf two-stage use mode, when a cooking end signal is input, and a door open signal and a door closing signal are input from the door open / close determining means within a predetermined time after the cooking is completed, And a continuous operation determining means for determining a continuous operation and outputting a continuous cooking start signal.

Further, in the heating cooker according to the ninth aspect of the present invention, when a cooking start signal is inputted from a menu key and a cooking start signal is inputted from a menu key, the cooking temperature corresponding to the input menu is varied. Cooking temperature selecting means for selecting from the temperature data, temperature measuring means for measuring the internal temperature, and determining the temperature difference between the cooking temperature selected by the cooking temperature selecting means and the internal temperature measured by the temperature measuring means. When the temperature difference determination means and the cooking start signal are input,
When the cooking time corresponding to the cooking temperature at this time is calculated by the cooking time calculation means for calculating the cooking time corresponding to the cooking temperature immediately after the start of cooking using a predetermined calculation formula obtained in advance for each cooking mode, and a continuous cooking start signal is input. A cooking time selecting means for selecting a cooking time corresponding to the internal temperature at this time from a reference cooking time table corresponding to the internal temperature for each cooking mode stored in advance, and a cooking start signal or a continuous cooking start signal. Is input, and when there is a cooking time signal input from the cooking time calculation means or the cooking time selection means, while watching the temperature difference signal input from the temperature difference determination means, the cooking temperature selected by the cooking temperature selection means A heating control means for controlling ON / OFF of the heater so as to maintain the temperature in the cooking cabinet, outputting a cooking completion signal when the cooking time is over, and opening and closing a door of the heating cabinet. And a door open / close determining means for outputting a door open or door close signal in accordance with the determination result, and when the cooking start signal is in the shelf two-stage use mode, a cooking end signal is inputted, and If a door open signal and a door close signal are input from the door open / close determination means within a predetermined time,
And a continuous operation determining means for determining a continuous operation and outputting a continuous cooking start signal.

Further, in the heating cooker according to claim 10 of the present invention, when the continuous operation determining means receives a door open signal and a door close signal after a predetermined time has passed after the input of the cooking end signal, the continuous operation determining means continuously outputs the signal. The driving determining means is configured not to output.

Further, in the heating cooker according to claim 11 of the present invention, after the door opening signal is input to the continuous operation determining means within a predetermined time after the input of the cooking end signal, a further predetermined time has passed. Also, when there is no input of the door closing signal, the continuous operation determining means does not output.

[0026]

BEST MODE FOR CARRYING OUT THE INVENTION

Embodiment 1 FIG. Hereinafter, the present invention will be described with reference to the illustrated embodiments. 1 to 5 show the first, second, fifth and sixth aspects of the present invention.
FIG. 1 is a perspective view showing a state in which two cooking dishes are stored in a heating cabinet and a front door is opened, and FIG. 2 is a configuration of a control device thereof. 3 and 4 are flow charts showing the operation of the control device, and FIG. 5 is a time chart showing the operation of the control device. I have.

1 and 2, reference numeral 1 denotes a main body of a cooking device, 2 denotes a heating chamber having an opening on the front surface and is built in the main body 1, and 3a protrudes an intermediate portion between left and right side walls in the heating chamber 2. A pair of shelves (hereinafter, referred to as an upper shelf) 3b is a pair of shelves (hereinafter, referred to as a lower shelf) formed by protruding lower portions of left and right side walls in the heating chamber 2, and 4a is placed on the upper shelf 3a. The upper cooking plate 4b is a lower cooking plate placed on the lower shelf 3b, and the upper and lower cooking plates 4a and 4b are formed by pressing an iron plate, for example.
The surface is enameled.

5 is a door hinged to one side edge of the front surface of the main body to open and close the front opening of the heating chamber 2, 6 is an operation panel provided on the other side of the front surface of the main body, and 7A is provided on the operation panel 6. A menu key for selecting and starting a desired cooking mode from a plurality of cooking mode menus in automatic cooking; a single-shelf use cooking mode and a two-shelf use cooking mode in which various types of cooking are further performed using a single shelf; The mode can be switched to the cooking mode using two shelves using the.

Reference numeral 8 denotes an upper heater provided outside the upper surface of the heating chamber 2 and 9 denotes a lower heater provided outside the lower surface of the heating chamber 2 and 10 also faces the heating chamber 2. A temperature sensor installed on one side wall to detect the temperature in the heating chamber 2, a door detection switch 22 for detecting the opening and closing of the door 5, a display unit 12 for displaying a cooking mode and a cooking time, and a cooking unit 13 When an alarm or a buzzer for notifying the end is input, a cooking start signal is input from the menu key 7A in the single-shelf use cooking mode or the two-shelf use cooking mode, and the cooking temperature is set according to the input cooking mode. The cooking time is set based on the inside temperature detected by the temperature sensor 10 at that time, and the inside temperature is maintained at the set cooking temperature by checking the temperature difference between the set cooking temperature and the inside temperature. ON · OFF the upper and lower heater 8 and 9
This is a control device including a microcomputer that controls the upper and lower cooking dishes 4a, 4b within a predetermined time after the end of the first cooking in the case of cooking in the cooking mode using two shelves.
When the door 5 of the heating chamber 2 is opened and closed to replace the
It has a control function of automatically setting the next cooking time based on the temperature in the refrigerator at that time and performing continuous operation.

This will be described in more detail.
As shown in FIG. 2, a plurality of cooking temperature data corresponding to a plurality of menus such as a one-shelf use cooking mode and a two-shelf use cooking mode are stored in advance, and when a cooking start signal is input from the menu key 7A, the input is performed. A cooking temperature selecting unit 14A for selecting a cooking temperature tx corresponding to the menu from the cooking temperature data, a temperature measuring unit 15 for measuring the temperature th in the heating chamber 2 based on a detection signal of the temperature sensor 10, and a cooking temperature selecting unit A temperature difference judging means 16 for comparing the cooking temperature tx selected at 14A with the internal temperature th measured by the temperature measuring means 15 and judging a temperature difference between them;
When a cooking start signal is input, the internal temperature th at this time
The cooking time Ta corresponding to the cooking temperature is calculated using a predetermined calculation formula obtained by an experiment in advance for each cooking mode, for example, Ta (second) = − 6th + 1020 ‥‥‥‥‥‥‥ (1). When the continuous cooking start signal is input while calculating by substituting the value of th, a cooking time Tb corresponding to the internal temperature th at this time is calculated in advance by a predetermined calculation formula for each cooking mode by an experiment, for example, A cooking time calculating means 23 for calculating by substituting the value of the inside temperature th immediately after the start of continuous cooking using Tb (second) =-3th + 1050１０ (2), and a cooking start signal or continuous Cooking start signal is input,
And the cooking time Ta or Tb from the cooking time calculating means 23.
, The timer 19 is driven and the display unit 12
While the cooking time Ta or Tb is displayed, and while watching the temperature difference signal input from the temperature difference determining means 16, the cooking temperature tx selected by the cooking temperature selecting means 14A is raised and lowered so that the internal temperature th is maintained. Turn heaters 8 and 9 ON / OF
F, and outputs a cooking end signal when the cooking time Ta or Tb ends, and informs the buzzer 13 of the end of cooking.
And a door open / close determination unit 24 that determines whether the door 5 of the heating chamber 2 is open or closed and outputs a door open or door close signal in accordance with the determination result. In the multi-stage use mode, if a cooking end signal is input and a door open signal and a door close signal are input from the door open / close determining means 24 within a predetermined time after the end of cooking, it is determined that continuous operation is performed, and And a continuous operation determining means 25 for outputting a start signal.

Next, the operation of the cooking device according to the present embodiment will be described with reference to FIGS. 3 to 5 with reference to FIGS. First, as an initial setting, the door 5 of the main body 1 is opened, and upper and lower cooking dishes 4a and 4b containing cookie materials are placed on the upper and lower shelves 3a and 3b in the heating chamber 2, respectively.
Is closed, a cookie cooking mode using two shelves is selected from a plurality of menus by a menu key 7A of the operation panel 6, and the key is pressed to drive the control device 11A.

When the menu key 7A is pressed, the control device 11A determines whether the menu key 7A is ON (step 111).
It is determined whether or not the cooking mode input from is the two-shelf use mode (step 112). If the mode is not the two-shelf use mode but the normal one-shelf use mode, the normal mode based on the one-shelf use mode is determined. The cooking control is performed (step 113).

If it is determined in step 112 that the mode is the shelf two-stage use mode, the cooking temperature selecting means 14A sets the cooking temperature tx (for example, 150 ° C.) corresponding to the cooking start signal input from the menu key 7A to the cooking temperature data. While making a further selection (step 114), the temperature measuring means 15 measures the current temperature th (for example, 20 ° C.) in the heating chamber 2 based on the detection signal of the temperature sensor 10 (step 11).
5) The temperature difference determination means 16 compares and determines the selected cooking temperature tx with the current inside temperature th. Further, the cooking time calculating means 23 calculates the cooking time Ta corresponding to the current internal temperature th (20 ° C.) in the internal temperature th (2
(0 ° C.) (step 11).
6) The first Ta = 15 minutes is determined.

In the heating control means 21A, the menu key 7
When A is turned on and the cooking time Ta (15 minutes) is calculated, the timer 19 is driven (step 117), and the display unit 1
2 displays the first cooking time Ta (15 minutes) (step 118), and starts energizing the upper and lower heaters 8 and 9 (step 119). The cooking elapsed time is determined by the heating control means 21.
A, and the heating control means 21A constantly selects the selected cooking temperature tx (150
° C) and the current inside temperature th, the heating control means 21A transmits the cooking time Ta (15
Step 119 so that the inside temperature th is maintained at the set cooking temperature tx (150 ° C.) until the time (minute) elapses.
-Turn on the upper and lower heaters 8 and 9 as in step 124
FF control is performed.

That is, when the energization of the upper and lower heaters 8 and 9 is started in step 119, it is determined whether or not the cooking time Ta has elapsed (step 120). It is determined whether or not the comparison result with the current inside temperature th satisfies th ≧ tx (step 12).
1) The upper and lower heaters 8 and 9 are kept ON while the in-chamber temperature th is lower than the selected cooking temperature tx and the cooking time Ta has not elapsed.

If th ≧ tx in step 121,
Power supply to the upper and lower heaters 8 and 9 is stopped (step 12).
2) Next, it is determined whether or not the cooking time Ta has elapsed (step 123), and if not, whether or not the comparison result between the selected cooking temperature tx and the current inside temperature th is th <tx. Is determined (step 124), and the internal temperature th
Is higher than the selected cooking temperature tx and the cooking time Ta has not elapsed, the upper and lower heaters 8 and 9 continue to be in the OFF state, and the inside temperature th becomes the selected cooking temperature tx within the cooking time Ta.
If it is lower, the process returns to step 119.

In step 120, the upper and lower heaters 8,
If it is determined that the cooking time Ta has elapsed during ON of No. 9,
The process moves to step 125. In step 125, the power supply to the upper and lower heaters 8, 9 is stopped. Next, the timer 19 is reset (step 126), and the end of the cooking time for the first preliminary heating is notified by the buzzer 13 (step 127).
4b is displayed (step 12).
8) Then, the timer 19 is driven again (step 129).

In step 123, the upper and lower heaters 8,
If it is determined that the cooking time Ta has elapsed during the OFF period of Step 9, the process proceeds to Step 126, the timer 19 is reset. After displaying the prompts for changing the top and bottom of 4a and 4b, in step 129, the timer 19
Drive again.

The cooking completion notification of the preliminary heating and the cooking plate 4a,
The top and bottom replacement prompting display 4b can take various forms. For example, the cooking completion notification indicates that the cycle of turning on the buzzer 13 for 0.5 seconds and turning off the 0.5 seconds is 3 cycles.
Sound at one-minute intervals, and this is sounded for a time Tx (for example, 60
Minutes) (stop when door is opened). In addition, the cooking plate vertical replacement prompting display blinks the “vertical replacement” display on the display unit 12 every 0.5 seconds, and displays this for the time Tx (60
Minutes) (stop when door is opened).

When the timer 19 is driven in step 129, it is determined whether or not the notification time Tx has elapsed (step 130). If not, it is determined whether or not the door 5 has been opened (step 131). . This door open judgment
This continues until the door 5 is opened during the notification time Tx.

Step 13 is performed without opening the door 5.
If it is determined at 0 that the notification time Tx has elapsed, the state is returned to the initial state (step 132).

If it is determined in step 131 that the door 5 has been opened during the notification time Tx, the notification, that is, the buzzer 1
3 is stopped (step 133), and then the cooking dishes 4a,
4b after the end of the upside down display (step 13)
4) After resetting the timer 19 once (step 135), the timer 19 is driven again (step 136).

When the timer 19 is driven in step 136, it is determined whether or not the door opening time Ty (for example, 60 minutes) has elapsed (step 137). If not, it is determined whether or not the door 5 has been closed. A determination is made (step 138).
This determination of the door closing is made during the door opening time Ty (60 minutes).
Continue until the door 5 is closed.

Step 1 is performed without closing the door 5.
If it is determined at 37 that the door opening time Ty (60 minutes) has elapsed, the process returns to the initial state (step 139).

If it is determined in step 138 that the door 5 has been closed during the door open time Ty, it is determined that continuous operation has been performed (step 140), and the timer 19 is reset (step 141). Next, the temperature measuring means 15 measures the current temperature th (for example, 50 ° C.) in the heating chamber 2 based on the detection signal of the temperature sensor 10 two seconds after the door is closed (step 142), and the temperature difference determining means 16 Compares and determines the already set selected cooking temperature tx (150 ° C.) with the current inside temperature th (50 ° C.).

The cooking time calculating means 23 calculates the second cooking time Tb in the continuous cooking corresponding to the current cooking chamber temperature th (50 ° C.) by using the cooking chamber temperature th (5
(0 ° C.) (step 14).
3) Determine Tb = 15 minutes for the second time.

When the heating control means 21A calculates the second cooking time Tb (15 minutes) in the continuous cooking, the timer 19 is driven (step 144), and the second cooking time Tb (15 Minutes) (Step 1)
45), energization of the upper and lower heaters 8, 9 is started (step 146). Heating control means 2 for the second cooking elapsed time
1A, and the heating control means 21A constantly selects the selected cooking temperature tx (15
0 ° C.) and the current internal temperature th, the heating control unit 21A transmits the cooking time Tb (1
Step 14 so that the inside temperature th is maintained at the set cooking temperature tx (150 ° C.) until 5 minutes have elapsed.
Turn on the upper and lower heaters 8, 9 as in steps 6 to 151.
OFF control.

That is, when power supply to the upper and lower heaters 8 and 9 is started in step 146, it is determined whether or not the cooking time Tb has elapsed (step 147). If not, the selected cooking temperature tx and the selected cooking temperature tx are determined. It is determined whether or not the comparison result with the current inside temperature th is th ≧ tx (step 14).
8) While the inside temperature th is lower than the selected cooking temperature tx and the cooking time Tb has not elapsed, the ON state of the upper and lower heaters 8 and 9 is continued.

If th ≧ tx is satisfied in step 148,
Power supply to the upper and lower heaters 8 and 9 is stopped (step 14).
9) Then, it is determined whether or not the cooking time Tb has elapsed (step 150). If not, it is determined whether or not the comparison result between the selected cooking temperature tx and the current inside temperature th is th <tx. Is determined (step 151), and the internal temperature th
Is higher than the selected cooking temperature tx and the cooking time Tb has not elapsed, the upper and lower heaters 8 and 9 are kept in the OFF state, and the inside temperature th becomes the selected cooking temperature tx within the cooking time Tb.
If it is lower, the process returns to step 146.

In step 147, the upper and lower heaters 8,
If it is determined that the cooking time Tb has elapsed during ON of No. 9,
The process moves to step 152. In step 152, the power supply to the upper and lower heaters 8, 9 is stopped. Next, after the completion of cooking is notified by the buzzer 13 (step 153), the state is returned to the initial state (step 154).

In step 150, the upper and lower heaters 8,
If it is determined that the cooking time Tb has elapsed during the OFF period of Step 9, the process proceeds to Step 153. After the completion of cooking is notified in Step 153, the process returns to the initial state in Step 154.

As described above, in the heating cooker according to the first embodiment, the cooking start signal in the two-shelf use mode is input, and the door of the heating chamber 2 is set within a predetermined time after the set cooking time is over. 5 is opened and closed, the control device 11A automatically sets the next cooking time based on the internal temperature at that time,
The continuous operation is carried out, and the cooking material for two cooking dishes is heated at the same time using two shelves to progress the cooking. Therefore, in order to replace the upper and lower cooking dishes 4a and 4b, the heating is divided into two times. Despite the control, the preliminary heating is sufficiently performed at the first time, the second cooking time is short, and the cooking time is four times in the case of the conventional double cooking with one dish.
In contrast to 0 minutes required, according to the heating cooker of this embodiment, the cooking time is only about 30 minutes, and the cooking time is about 10 minutes.
Minutes. Furthermore, even if the heating control is performed multiple times to replace the upper and lower cooking dishes, if the user first selects and sets the type of cooking, the second heating is automatically linked with the first heating. Since it is performed, it is convenient.

Further, since the cooking time is calculated based on the temperature in the cooking chamber immediately after the start of cooking or the start of continuous cooking using a predetermined formula obtained in advance for each cooking mode, the season and the type of cooking are calculated. It is possible to set an accurate cooking time according to the time.

Further, the control device 11A is configured not to shift to the continuous automatic operation mode when the door 5 is opened and closed after a predetermined time has elapsed after the end of the first cooking time. Forgot to replace 4a and 4b,
There is no confusion when another user uses the device after a predetermined time has elapsed.

Further, the control device 11A is configured not to shift to the continuous automatic operation mode when the door 5 is not closed within a predetermined time after the door 5 is opened immediately after the end of the first cooking time. Therefore, even if the user forgets to close the door 5 and a person who notices it closes the door 5 after a predetermined time has elapsed or closes the door 5 after serving food, heating is not performed, and wasteful power consumption is prevented. Can be avoided.

When a cooking start signal is input from the heating cooker to the heaters 8 and 9 for heating the food in the heating chamber and the menu key 7A, the cooking temperature corresponding to the input menu is obtained from the various cooking temperature data. Cooking temperature selection means 14A to select, and temperature measurement means 15 to measure the temperature in the refrigerator
When a cooking start signal or a continuous cooking start signal is input, a temperature difference determination unit 16 that determines a temperature difference between the cooking temperature selected by the cooking temperature selection unit 14A and the internal temperature measured by the temperature measurement unit 15 is input. A cooking time calculating means 23 for calculating a cooking time corresponding to the internal temperature at this time by using an internal temperature immediately after the start of cooking or a continuous cooking start using a predetermined calculation formula obtained in advance for each cooking mode; When a start signal or a continuous cooking start signal is input and a cooking time signal is input from the cooking time calculation means 23, selection is made by the cooking temperature selection means 14A while watching the temperature difference signal input from the temperature difference determination means 16. On / off control of the heater is performed so that the cooking temperature is maintained at the set cooking temperature, and a cooking end signal is output when the cooking time is over. The control means 21A, the door open / close determination means 24 for determining whether the door 5 of the heating chamber 2 is opened or closed and outputting a door open or door close signal in accordance with the determination result, and the cooking start signal in the two-shelf use mode. In some cases, when a cooking end signal is input and a door open signal and a door close signal are input from the door open / close determination means 24 within a predetermined time after the end of cooking, continuous operation is determined and a continuous cooking start signal is output. Since it is configured with the continuous operation determining means 25, it is possible to set an accurate cooking time according to the season and the type of cooking.

Further, if the door open signal and the door close signal are input to the continuous operation determining means 25 after a predetermined time has elapsed after the input of the cooking end signal, the continuous operation determining means 25 is not output. There is no confusion when another user uses the device after a predetermined time has elapsed.

If the door open signal is input to the continuous operation determining means 25 within a predetermined time after the input of the cooking end signal, and the door close signal is not input after a predetermined time, the continuous operation Since the judging means 25 is configured not to output, even if the user forgets to close the door 5 and the noticed person closes the door 5 after a predetermined time has elapsed or puts out the food and then closes the door 5, heating is not performed. It is possible to avoid unnecessary power consumption.

Embodiment 2 6 to 9 show a heating cooker according to the first, third, fifth, sixth, eighth, tenth, and eleventh aspects of the present invention. FIG. FIG. 8 is a flowchart showing the operation of the control device, and FIG. 9 is a configuration diagram of a reference cooking time table corresponding to the one cooking mode, which corresponds to the above-described first embodiment (FIG. 2) in FIG. Portions are given the same reference numerals.

In the heating cooker according to the second embodiment, the controller 11B selects a cooking time from a reference cooking time table set in advance for each cooking mode according to the temperature in the refrigerator immediately after the start of cooking or the start of continuous cooking. The configuration is different from that of the first embodiment.

More specifically, in the control device 11B, a storage means 17A in which a reference cooking time table (FIG. 9) corresponding to the internal temperature th for each cooking mode is stored in advance.
And the cooking start signal or the continuous cooking start signal is inputted, the cooking time T corresponding to the internal temperature th at this time is obtained.
a cooking time selection means 18A for selecting a or Tb from the reference cooking time table of the storage means 17A, a cooking start signal or a continuous cooking start signal is inputted, and a cooking time Ta or Tb signal input from the cooking time selection means 18A is inputted. If there is, the timer 19 is driven, the cooking time Ta or Tb is displayed on the display unit 12, and the cooking temperature selection unit 1 is watched while watching the temperature difference signal input from the temperature difference determination unit 16.
The upper and lower heaters 8 and 9 are ON / OFF controlled so that the inside temperature th is maintained at the cooking temperature tx selected by 4A, and when the cooking time Ta or Tb ends, a cooking end signal is output and the cooking ends. And a heating control means 21B for notifying that the operation has been performed by the buzzer 13.
The other configuration is the same as that of the first embodiment.

Next, the operation of the cooking device according to the second embodiment will be described with reference to FIGS. 7 and 8 and FIGS. The operations of Step 211 to Step 215, Step 217 to Step 242, and Step 244 to Step 254 are performed in Step 11 of the first embodiment.
1 to Step 115, Step 117 to Step 14
2. Since the operations are the same as the operations in steps 144 to 154, the description of the operations in these steps is omitted here, and the operations in steps 216 and 243, that is, the operations for setting the first and second cooking times are described below. I will explain mainly.

First, the menu key 7A is pressed, and the cooking temperature selecting means 14A sets the cooking temperature tx (for example, 150) corresponding to the cooking start signal input from the menu key 7A.
C) from the cooking temperature data (step 21).
4) The temperature measuring means 15 determines the current temperature th in the heating chamber 2
(For example, 20 ° C.) is measured based on the detection signal of the temperature sensor 10 (step 215), and the temperature difference determination means 16 compares the selected cooking temperature tx with the current inside temperature th.
judge. The cooking time selecting means 18A sets the cooking time corresponding to the current in-chamber temperature th (20 ° C.),
The storage unit 17 stores the Ta time (15 minutes) when ≦ T <50.
A is selected from the reference cooking time table A (FIG. 9) (step 216).

In the heating control means 21B, the menu key 7
When A is turned on and the cooking time Ta is selected, the timer 1
9 is driven (step 217), and the first cooking time Ta (15 minutes) is displayed on the display unit 12 (step 21).
8), energization of the upper and lower heaters 8 and 9 is started (step 219), and the inside temperature th is maintained at the set cooking temperature tx (150 ° C.) until the cooking time Ta (15 minutes) elapses. The upper and lower heaters 8 and 9 are ON / OFF controlled as in steps 219 to 224.

In step 220, the upper and lower heaters 8,
If it is determined that the cooking time Ta has elapsed during ON of No. 9,
The process moves to step 225. In step 225, the power supply to the upper and lower heaters 8, 9 is stopped. Next, the timer 19 is reset (step 226), and the end of the cooking time for the first preliminary heating is notified by the buzzer 13 (step 227), and the display unit 12 displays the cooking dishes 4a,
4b is displayed (step 22).
8) The timer 19 is driven again (step 229).

In step 223, the upper and lower heaters 8,
If it is determined that the cooking time Ta has elapsed during the OFF period of Step 9, the process proceeds to Step 226, the timer 19 is reset, and after the completion of the preliminary heating is notified in Step 227, the cooking dish is determined in Step 228. After displaying the reminder to change the top and bottom of 4a and 4b, at step 229, the timer 19
Drive again.

When the timer 19 is driven in Step 229, it is determined whether or not the notification time Tx has elapsed (Step 230). If not, it is determined whether or not the door 5 has been opened (Step 231). . This door open judgment
This continues until the door 5 is opened during the notification time Tx.

In step 23, the door 5 is not opened.
If it is determined at 0 that the notification time Tx has elapsed, the state is returned to the initial state (step 232).

If it is determined in step 231 that the door 5 has been opened during the notification time Tx, the buzzer 13 is stopped (step 233), and then the display of the cooking trays 4a and 4b is turned upside down. (Step 234) After resetting the timer 19 once (Step 235), the timer 19 is driven again (Step 236).

When the timer 19 is driven in step 236, it is determined whether or not the door opening time Ty (for example, 60 minutes) has elapsed (step 237). If not, it is determined whether or not the door 5 has been closed. A determination is made (step 238).
This determination of the door closing is made during the door opening time Ty (60 minutes).
Continue until the door 5 is closed.

Step 5 is performed without closing the door 5.
If it is determined at 37 that the door opening time Ty (60 minutes) has elapsed, the state is returned to the initial state (step 239).

If it is determined in step 238 that the door 5 has been closed during the door open time Ty, it is determined that the operation is continuous (step 240), and the timer 19 is reset (step 241). Next, the temperature measuring means 15 measures the current temperature th (for example, 50 ° C.) in the heating chamber 2 based on the detection signal of the temperature sensor 10 two seconds after the door is closed (step 242), and the temperature difference judging means 16 Compares and determines the already set selected cooking temperature tx (150 ° C.) with the current inside temperature th (50 ° C.).

The cooking time selecting means 18A stores the cooking time corresponding to the current in-chamber temperature th (50 ° C.), that is, the Tb time (14 minutes) when 50 ≦ T <100 as a reference in the storage means 17A. A selection is made from the cooking time table (FIG. 9) (step 243).

When the second cooking time Tb (14 minutes) in the continuous cooking is selected, the heating control means 21B drives the timer 19 (step 244), and the display unit 12 displays the second cooking time Tb (14 minutes). Minutes) (Step 2)
45), energization of the upper and lower heaters 8 and 9 is started (step 246), and the inside temperature th is maintained at the set cooking temperature tx (150 ° C.) until the cooking time Tb (14 minutes) elapses. Thus, the upper and lower heaters 8 and 9 are ON / OFF controlled as in steps 246 to 251.

In step 247, the upper and lower heaters 8, 8
If it is determined that the cooking time Tb has elapsed during ON of No. 9,
The process moves to step 252. In step 252, the power supply to the upper and lower heaters 8, 9 is stopped. Next, after the completion of cooking is notified by the buzzer 13 (step 253), the state is returned to the initial state (step 254).

In step 250, the upper and lower heaters 8,
If it is determined that the cooking time Tb has elapsed during the OFF period of Step 9, the process proceeds to Step 253, and after completion of cooking is notified in Step 253, the process returns to the initial state in Step 254.

Also in the heating cooker of the second embodiment, a cooking start signal in the shelf two-stage use mode is input,
When the door 5 of the heating chamber 2 is opened and closed within a predetermined time after the end of the set cooking time, the control device 11B automatically sets the next cooking time based on the temperature in the cooking chamber at that time, and performs continuous operation. Since the amount of cooking for two cooking dishes is simultaneously heated using two shelves and the cooking is advanced, the heating control is divided into two times in order to replace the upper and lower cooking dishes 4a and 4b. Despite this, the preliminary heating is sufficiently performed at the first time, the second cooking time is short, and the cooking time is shortened compared to the conventional cooking with one dish control. Was completed. And even here, even if the heating control is performed multiple times for replacing the upper and lower cooking dishes, if the user first selects and sets the type of cooking, the second heating is linked with the first heating Since it is performed automatically, usability is improved.

Further, since the cooking time is selected from the reference cooking time table preset for each cooking mode based on the temperature in the cooking chamber immediately after the start of the cooking or the continuous cooking, the cooking time in the reference cooking time table is selected. The inside temperature can have a range, and the seasonal adjustment value can be included in the inside temperature, which facilitates data creation.

Further, the control device 11B is configured not to shift to the continuous automatic operation mode when the door 5 is opened and closed after a predetermined time has elapsed after the end of the first cooking time. Forgot to replace 4a and 4b,
There is no confusion when another user uses the device after a predetermined time has elapsed.

Further, the control device 11B is configured not to shift to the continuous automatic operation mode when the door 5 is not closed even after a predetermined time has elapsed since the door 5 was opened immediately after the end of the first cooking time. Therefore, even if the user forgets to close the door 5 and a person who notices it closes the door 5 after a predetermined time has elapsed or closes the door 5 after serving food, heating is not performed, and wasteful power consumption is prevented. Can be avoided.

When a cooking start signal is inputted from the heating cooker to the heaters 8 and 9 for heating the food in the heating cabinet and the menu key 7A, the cooking temperature corresponding to the input menu is obtained from the various cooking temperature data. Cooking temperature selection means 14A to select, and temperature measurement means 15 to measure the temperature in the refrigerator
When a cooking start signal or a continuous cooking start signal is input, a temperature difference determination unit 16 that determines a temperature difference between the cooking temperature selected by the cooking temperature selection unit 14A and the internal temperature measured by the temperature measurement unit 15 is input. A cooking time selecting means 18A for selecting a cooking time corresponding to the internal temperature at this time from a reference cooking time table corresponding to the internal temperature for each cooking mode stored in advance, and a cooking start signal or continuous cooking start. When the signal is input and the signal of the cooking time is input from the cooking time selecting means 18A, while watching the temperature difference signal input from the temperature difference determining means 16,
A heating control unit 21B for controlling ON / OFF of the heater so that the cooking temperature selected by the cooking temperature selection unit 14A is maintained at the cooking temperature and outputting a cooking end signal when the cooking time is over; Door open / close determining means 24 for determining whether the door 5 is open or closed and outputting a door open or door close signal in accordance with the determination result;
In the multi-stage use mode, if a cooking end signal is input and a door open signal and a door close signal are input from the door open / close determination means 24 within a predetermined time after the end of cooking, it is determined that continuous operation is to be performed, and continuous cooking is performed. Since it is constituted by the continuous operation determining means 25 for outputting the start signal, the cooking time can be set according to the season and the type of cooking, and the data can be easily created.

Also, in the second embodiment, if a door open signal and a door close signal are input to the continuous operation determination means 25 after a predetermined time has elapsed after the input of the cooking end signal, the continuous operation determination means 25 Since it is configured not to output,
There is no confusion when another user uses the device after a predetermined time has elapsed.

Also in the second embodiment, after the door open signal is input to the continuous operation determining means 25 within a predetermined time after the input of the cooking end signal, the door close signal is output even after a predetermined time has elapsed. When there is no input, since the continuous operation determination means 25 is configured not to output, the user forgets to close the door 5 and the noticed person closes the door 5 after a lapse of a predetermined time or puts out the food before opening the door 5. Even when closed, heating is not performed, and wasteful consumption of power can be avoided.

Embodiment 3 10 to 12 show a heating cooker according to claims 1, 4, 5, 6, 9, 10, and 11 of the present invention, and FIG. 10 is a block diagram showing a configuration of a control device thereof, FIG. FIG. 12 is a flowchart showing the operation of the control device. In FIG. 10, parts corresponding to those in the first embodiment (FIG. 2) and the second embodiment (FIG. 6) are denoted by the same reference numerals. .

In the heating cooker according to the third embodiment, the control device 11C calculates the first cooking time by using the internal temperature immediately after the start of cooking by using a predetermined formula obtained in advance for each cooking mode. The first and second embodiments described above are configured such that the second cooking time is selected from the reference cooking time table preset for each cooking mode based on the internal temperature immediately after the start of continuous cooking. It is different from the form.

More specifically, when a cooking start signal is input to the control device 11C, a first cooking time Ta corresponding to the inside temperature th at this time is obtained in advance by experiment for each cooking mode. A cooking time calculating means 23A which calculates by substituting the value of the inside temperature th immediately after the start of cooking using the above-mentioned equation (1), and a reference cooking time table corresponding to the inside temperature th for each cooking mode (FIG. 9)
When the continuous cooking start signal is input to the storage means 17A in which is stored in advance, the cooking time selecting means for selecting the second cooking time Tb corresponding to the internal temperature th at this time from the reference cooking time table of the storage means 17A. When a cooking start signal or a continuous cooking start signal is input and a cooking time signal is input from the cooking time calculating means 23 or the cooking time selecting means 18A, the timer 19 is driven,
While displaying the cooking time Ta or Tb on the display unit 12 and watching the temperature difference signal input from the temperature difference determination unit 16,
The upper and lower heaters 8 and 9 are turned on and off so that the inside temperature is maintained at the cooking temperature selected by the cooking temperature selection means 14A.
FF control, outputs a cooking end signal when the cooking time Ta or Tb ends, and informs the buzzer 1 that cooking has ended.
3 is provided. Other configurations are the same as those of the above-described first and second embodiments.

Next, the operation of the cooking device according to the third embodiment will be described with reference to FIGS. Note that the operations of Steps 311 to 342 are performed in Steps 111 to 142 of the above-described first embodiment.
The operation is the same as that of step 343 to step 3
The operation at 54 is the same as the operation at steps 243 to 254 of the above-described second embodiment, and here, the operation for setting the first and second cooking times will be mainly described. That is, the heating cooker according to the third embodiment sets the first cooking time by using the method of calculating by the calculation of the first embodiment and sets the second cooking time to the second cooking time by the second cooking time.
The setting is performed using the method according to the selection of the embodiment.

First, the menu key 7A is pressed, and the cooking temperature selecting means 14A selects the cooking temperature tx (for example, 150) corresponding to the cooking start signal input from the menu key 7A.
° C) from the cooking temperature data (step 31).
4) The temperature measuring means 15 determines the current temperature th in the heating chamber 2
(For example, 20 ° C.) based on the detection signal of the temperature sensor 10 (step 315), and the temperature difference judging means 16 compares the selected cooking temperature tx with the current inside temperature th.
judge. The cooking time calculating means 23A calculates the cooking time Ta corresponding to the current inside temperature th (20 ° C.) by substituting the value of the inside temperature th (20 ° C.) into the above-mentioned equation (1). (Step 316), first Ta = 15
Determine the minute.

In the heating control means 21C, the menu key 7
When A is turned on and the cooking time Ta is calculated, the timer 1
9 is driven (step 317), and the first cooking time Ta (15 minutes) is displayed on the display unit 12 (step 31).
8), energization of the upper and lower heaters 8 and 9 is started (step 319), and the inside temperature th is maintained at the set cooking temperature tx (150 ° C.) until the cooking time Ta (15 minutes) elapses. The upper and lower heaters 8 and 9 are ON / OFF controlled as in steps 319 to 324 as described above.

In step 320, the upper and lower heaters 8,
If it is determined that the cooking time Ta has elapsed during ON of No. 9,
The process moves to step 325. In step 325, the power supply to the upper and lower heaters 8, 9 is stopped. Next, the timer 19 is reset (step 326), and the end of the cooking time for the first preliminary heating is notified by the buzzer 13 (step 327).
4b is displayed (step 32).
8) The timer 19 is driven again (step 329).

In step 323, the upper and lower heaters 8,
If it is determined that the cooking time Ta has elapsed during the OFF period of Step 9, the process proceeds to Step 326, the timer 19 is reset, and after the completion of the preliminary heating is notified in Step 327, the cooking dish is determined in Step 328. 4A and 4B are displayed, and at step 329, the timer 19 is displayed.
Drive again.

When the timer 19 is driven in step 329, it is determined whether or not the notification time Tx has elapsed (step 330). If not, it is determined whether or not the door 5 has been opened (step 331). . This door open judgment
This continues until the door 5 is opened during the notification time Tx.

Step 33 is performed without opening the door 5.
If it is determined at 0 that the notification time Tx has elapsed, the state is returned to the initial state (step 332).

If it is determined in step 331 that the door 5 has been opened during the notification time Tx, the buzzer 13 is stopped (step 333), and then the display of the cooking trays 4a and 4b is turned upside down. (Step 334), the timer 19 is reset once (Step 335), and the timer 19 is driven again (Step 336).

When the timer 19 is driven in step 336, it is determined whether or not the door opening time Ty (for example, 60 minutes) has elapsed (step 337). If not, it is determined whether or not the door 5 has been closed. A determination is made (step 338).
This determination of the door closing is made during the door opening time Ty (60 minutes).
Continue until the door 5 is closed.

Step 3 is performed without closing the door 5.
If it is determined at 37 that the door opening time Ty (60 minutes) has elapsed, the state is returned to the initial state (step 339).

If it is determined in step 338 that the door 5 has been closed during the door opening time Ty, it is determined that continuous operation has been performed (step 340), and the timer 19 is reset (step 341). Next, the temperature measuring means 15 measures the current temperature th (for example, 50 ° C.) in the heating chamber 2 based on the detection signal of the temperature sensor 10 two seconds after the door is closed (step 342), and the temperature difference judging means 16 Compares and determines the already set selected cooking temperature tx (150 ° C.) with the current inside temperature th (50 ° C.).

Further, the cooking time selecting means 18B stores the cooking time corresponding to the current internal temperature th (50 ° C.), that is, the Tb time (14 minutes) when 50 ≦ T <100 as a reference of the storage means 17A. A selection is made from the cooking time table (see FIG. 9) (step 343).

When the second cooking time Tb (14 minutes) in the continuous cooking is selected, the heating control means 21C drives the timer 19 (step 344) and the display unit 12 displays the second cooking time Tb (14 minutes). Minutes) (Step 3)
45), energization of the upper and lower heaters 8 and 9 is started (step 346), and the inside temperature th is maintained at the set cooking temperature tx (150 ° C.) until the cooking time Tb (14 minutes) elapses. The upper and lower heaters 8 and 9 are ON / OFF controlled as in steps 346 to 351 as described above.

In step 347, the upper and lower heaters 8,
If it is determined that the cooking time Tb has elapsed during ON of No. 9,
The process moves to step 352. In step 352, the power supply to the upper and lower heaters 8, 9 is stopped. Next, after the completion of cooking is notified by the buzzer 13 (step 353), the state is returned to the initial state (step 354).

In step 350, the upper and lower heaters 8,
If it is determined that the cooking time Tb has elapsed during the OFF period of Step 9, the process proceeds to Step 353. After the completion of cooking is notified in Step 353, the process returns to the initial state in Step 354.

Also in the heating cooker according to the third embodiment, a cooking start signal in the two-stage shelf use mode is input,
When the door 5 of the heating chamber 2 is opened and closed within a predetermined time after the end of the set cooking time, the control device 11C automatically sets the next cooking time based on the temperature in the cooking chamber at the time and causes the continuous operation. Since two cooking dishes are heated at the same time by using two shelves and cooking is progressed, the heating control is divided into two times in order to replace the upper and lower cooking dishes 4a and 4b. Despite this, the preliminary heating is sufficient for the first time, the second cooking time is short, and the cooking time is shortened compared to the case of conventional double cooking with one dish control. Was completed. And even here, even if the heating control is performed multiple times for replacing the upper and lower cooking dishes, if the user first selects and sets the type of cooking, the second heating is linked with the first heating Since it is performed automatically, usability is improved.

Further, the first cooking time is calculated from the temperature in the refrigerator immediately after the start of cooking using a predetermined calculation formula obtained in advance for each cooking mode, and the second cooking time is calculated in advance for each cooking mode. It is configured to select from the set reference cooking time table according to the internal temperature immediately after the start of continuous cooking, so it is possible to set accurate cooking time according to the season and the type of cooking, and it is easy to create data Become.

Further, the control device 11C is configured not to shift to the continuous automatic operation mode when the door 5 is opened and closed after a predetermined time has elapsed after the end of the first cooking time. Forgot to replace 4a and 4b,
There is no confusion when another user uses the device after a predetermined time has elapsed.

[0105] Even if a predetermined time has passed since the door 5 was opened immediately after the end of the first cooking time, the control
If the door is not closed, it is configured not to shift to the continuous automatic operation mode, so that the user forgets to close the door 5, and after a lapse of a predetermined time, the user closes the door 5 or puts out the food, and then opens the door 5. Even when closed, heating is not performed, and wasteful consumption of power can be avoided.

Further, when a cooking start signal is input from the heating cooker to the heaters 8 and 9 for heating the food in the heating chamber and the menu key 7A, the cooking temperature corresponding to the input menu is obtained from the various cooking temperature data. Cooking temperature selection means 14A to select, and temperature measurement means 15 to measure the temperature in the refrigerator
And a temperature difference judging means 16 for judging a temperature difference between the cooking temperature selected by the cooking temperature selecting means 14A and the internal temperature measured by the temperature measuring means 15; When the cooking time calculating means 23A which calculates the cooking time corresponding to the internal temperature by the internal temperature immediately after the start of cooking using a predetermined calculation formula obtained in advance for each cooking mode and the continuous cooking start signal is inputted, The cooking time selecting means 18B for selecting a cooking time corresponding to the internal temperature of the cooking chamber from a reference cooking time table corresponding to the internal temperature for each cooking mode stored in advance, and a cooking start signal or a continuous cooking start signal. And cooking time calculating means 23A or cooking time selecting means 18B
When the cooking time signal is input from the
While watching the temperature difference signal input from the controller, ON / OFF control of the heater is performed so that the inside temperature is maintained at the cooking temperature selected by the cooking temperature selection means 14A, and a cooking end signal is output when the cooking time is over. Heating control means 21C
A door open / close determining means 24 for determining whether the heating cabinet door is open or closed, and outputting a door open or door close signal according to the determination result; and, when the cooking start signal is in the two-shelf use mode, the cooking is terminated. When a signal is input and a door open signal and a door close signal are input from the door open / close determination means within a predetermined time after the end of cooking, continuous operation determination means 25 determines continuous operation and outputs a continuous cooking start signal. Because it was composed from
Accurate cooking time can be set according to the season and the type of cooking, and data creation becomes easy.

Also in the third embodiment, if the door open signal and the door close signal are input to the continuous operation determining means 25 after a predetermined time has elapsed after the cooking end signal is input, the continuous operation determining means 25 Since it is configured not to output,
There is no confusion when another user uses the device after a predetermined time has elapsed.

Also in the third embodiment, after the door open signal is input to the continuous operation determining means 25 within a predetermined time after the input of the cooking end signal, the door close signal is output even after a predetermined time has elapsed. When there is no input, since the continuous operation determination means 25 is configured not to output, the user forgets to close the door 5 and the noticed person closes the door 5 after a lapse of a predetermined time or puts out the food before opening the door 5. Even when closed, heating is not performed, and wasteful consumption of power can be avoided.

[0109]

As described above, according to the first aspect of the present invention, in a cooking device using a heater as a heating source, a cooking start signal in a two-stage shelf use mode is input and cooking is set. When the door of the heating chamber is opened and closed within a predetermined time after the end of the time, the control device automatically sets the next cooking time based on the temperature in the chamber at that time and is configured to operate continuously, so that the upper and lower Even if the heating control is divided into two times to replace the cooking dishes, the preliminary heating is performed enough for the first time, the second cooking time is short, and the conventional control for one cooking dish The cooking time was shortened compared to the case of cooking twice. Furthermore, if the user first selects and sets the type of cooking, the second heating is automatically performed in conjunction with the first heating, so that usability is improved.

According to the second aspect of the present invention, the control device calculates the cooking time based on the inside temperature immediately after the start of cooking or the start of continuous cooking using a predetermined calculation formula obtained in advance for each cooking mode. , It is possible to set an accurate cooking time according to the season and the type of cooking.

According to the third aspect of the present invention, the control device is configured to select the cooking time from the reference cooking time table preset for each cooking mode, based on the internal temperature immediately after the start of the cooking or the continuous cooking. Therefore, the temperature in the refrigerator in the reference cooking time table can be given a range, and the seasonal adjustment value can be included in the temperature, thereby facilitating data creation.

According to the fourth aspect of the present invention, the control device calculates the first cooking time based on the internal temperature immediately after the start of cooking by using a predetermined calculation formula obtained in advance for each cooking mode, Since the second and subsequent cooking times are selected from the reference cooking time table preset for each cooking mode based on the temperature in the refrigerator immediately after the start of continuous cooking, the accurate cooking time according to the season and the type of cooking is set. Setting is possible and data creation becomes easy.

According to the fifth aspect of the present invention, the control device is configured not to shift to the continuous automatic operation mode when the door is opened and closed after a predetermined time has elapsed after the end of the first cooking time. When the user forgets to replace the upper and lower cooking plates, and another user uses the same after a predetermined time elapses, there is no confusion.

Further, according to the invention of claim 6, when the door is not closed even after a lapse of a predetermined time from when the door is opened immediately after the end of the first cooking time, the control device switches to the continuous automatic operation mode. Since it is configured not to shift, the user forgets to close the door 5 and a person who notices that the door 5 is closed after a predetermined time has elapsed.
Even if you close the door or close the door 5 after serving food,
No heating is performed, and wasteful power consumption can be avoided.

According to the seventh aspect of the present invention, when a cooking start signal is input from the heater for heating the food in the heating chamber and the menu key, the cooking temperature corresponding to the input menu is obtained from the temperature data of various types of cooking. A cooking temperature selecting means to select, a temperature measuring means for measuring the inside temperature, and a temperature difference determination for judging a temperature difference between the cooking temperature selected by the cooking temperature selecting means and the inside temperature measured by the temperature measuring means. When the means and the cooking start signal or the continuous cooking start signal are input, the cooking time corresponding to the internal temperature at this time is determined by using a predetermined calculation formula obtained in advance for each cooking mode, immediately after the cooking start or the continuous cooking start. A cooking time calculating means for calculating based on the temperature in the refrigerator, a cooking start signal or a continuous cooking start signal is input, and a cooking time signal is transmitted from the cooking time calculating means. When there is an input, while watching the temperature difference signal input from the temperature difference judging means, the heater is ON / OFF controlled so that the inside temperature is maintained at the cooking temperature selected by the cooking temperature selecting means, and the cooking time is controlled. Is completed, heating control means for outputting a cooking end signal, door open / close determination means for determining whether the door of the heating cabinet is open or closed, and outputting a door open or door close signal according to the determination result, and a cooking start signal. In the case of the two-shelf use mode, when a cooking end signal is input and a door open signal and a door close signal are input from the door open / close determination means within a predetermined time after the end of cooking, it is determined that continuous operation is performed. Since it is constituted by the continuous operation determining means for outputting the cooking start signal, it is possible to set an accurate cooking time according to the season and the type of cooking.

According to the eighth aspect of the present invention, when a cooking start signal is input from the heater for heating the food in the heating chamber and the menu key, the cooking temperature corresponding to the input menu is obtained from the temperature data of various types of cooking. A cooking temperature selecting means to select, a temperature measuring means for measuring the inside temperature, and a temperature difference determination for judging a temperature difference between the cooking temperature selected by the cooking temperature selecting means and the inside temperature measured by the temperature measuring means. When a means and a cooking start signal or a continuous cooking start signal are input, a cooking time corresponding to the internal temperature at this time is selected from a reference cooking time table corresponding to the internal temperature for each cooking mode stored in advance. When a cooking time selection means and a cooking start signal or a continuous cooking start signal are input and a cooking time signal is input from the cooking time selection means, the temperature difference is determined. While watching the temperature difference signal input from the means, ON / OFF control of the heater is performed so that the inside temperature is maintained at the cooking temperature selected by the cooking temperature selecting means, and a cooking end signal is output when the cooking time is over. Heating control means, a door open / close determination means for determining whether the door of the heating cabinet is open or closed, and outputting a door open or door close signal according to the determination result, and a case where the cooking start signal is in a two-stage shelf use mode. When a cooking end signal is input and a door opening signal and a door closing signal are input from a door opening / closing determination unit within a predetermined time after the cooking is completed, continuous operation is determined and a continuous cooking start signal is output. Since it is composed of the determination means, the cooking time can be set according to the season and the type of cooking, and the data can be easily created.

According to the ninth aspect of the present invention, when a cooking start signal is inputted from the heater for heating the food in the heating chamber and the menu key, the cooking temperature corresponding to the input menu is obtained from the temperature data of various types of cooking. A cooking temperature selecting means to select, a temperature measuring means for measuring the inside temperature, and a temperature difference determination for judging a temperature difference between the cooking temperature selected by the cooking temperature selecting means and the inside temperature measured by the temperature measuring means. Means for calculating the cooking time corresponding to the internal temperature at this time when the cooking start signal is input, based on the internal temperature immediately after the start of cooking using a predetermined calculation formula obtained in advance for each cooking mode. When the continuous cooking start signal is input, the cooking time corresponding to the internal temperature at this time is converted into a reference cooking time table corresponding to the internal temperature for each cooking mode stored in advance. When a cooking start signal or a continuous cooking start signal is inputted from the cooking time selection means and a cooking time signal is inputted from the cooking time calculation means or the cooking time selection means, it is inputted from the temperature difference judging means. Heating control means for controlling ON / OFF of the heater so as to maintain the internal temperature at the cooking temperature selected by the cooking temperature selecting means while watching the temperature difference signal, and outputting a cooking end signal when the cooking time is over; A door open / close determining means for determining whether the door of the heating cabinet is open or closed, and outputting a door open or door close signal in accordance with the determination result; and a cooking end signal when the cooking start signal is the shelf two-stage use mode. If a door open signal and a door close signal are input from the door open / close determining means within a predetermined time after the completion of cooking, the continuous operation is determined and a continuous cooking start signal is output. Since it is configured and a continuous operation judging means that, enables accurate cooking time setting according to the type of season or cooking, and the data creation is facilitated.

Further, according to the tenth aspect of the present invention, when the continuous operation determining means receives a door open signal and a door close signal after a predetermined time has elapsed after the input of the cooking end signal, the continuous operation determining means determines Since it is configured not to output, there is no confusion when another user uses it after a predetermined time has elapsed.

According to the eleventh aspect of the present invention, after the door open signal is input to the continuous operation determining means within a predetermined time after the input of the cooking end signal, the door close signal is output even after a predetermined time has elapsed. When there is no input, since the continuous operation determination means is configured not to output, even if the user forgets to close the door and notices that the door is closed after a predetermined time elapses or the food is put out and then the door is closed. In addition, heating is not performed, and wasteful power consumption can be avoided.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a state in which two cooking dishes are stored in a heating chamber of a heating cooker according to a first embodiment of the present invention and a front door is opened.

FIG. 2 is a block diagram illustrating a configuration of a control device of the heating cooker according to the first embodiment.

FIG. 3 is a flowchart illustrating an operation of the control device of the heating cooker according to the first embodiment.

FIG. 4 is a flowchart illustrating an operation of the control device of the heating cooker according to the first embodiment.

FIG. 5 is a time chart illustrating an operation of the control device of the heating cooker according to the first embodiment.

FIG. 6 is a block diagram illustrating a configuration of a control device for a cooking device according to a second embodiment of the present invention.

FIG. 7 is a flowchart showing an operation of the control device of the heating cooker according to the second embodiment.

FIG. 8 is a flowchart illustrating an operation of the control device of the heating cooker according to the second embodiment.

FIG. 9 is a configuration diagram of a reference cooking time table corresponding to one cooking mode of the heating cooker according to the second embodiment.

FIG. 10 is a block diagram illustrating a configuration of a control device of a heating cooker according to a third embodiment of the present invention.

FIG. 11 is a flowchart showing an operation of the control device of the heating cooker according to the third embodiment.

FIG. 12 is a flowchart showing an operation of the control device for the cooking device according to the third embodiment.

FIG. 13 is a perspective view showing a state in which one cooking dish is stored in a heating chamber of a conventional heating cooker and a front door is opened.

FIG. 14 is a block diagram showing a configuration of a conventional control device for a cooking device.

FIG. 15 is a flowchart showing the operation of a conventional heating cooker control device.

FIG. 16 is a time chart showing an operation of a conventional control device for a cooking device.

[Explanation of symbols]

1 main body of cooking device, 2 heating cabinet, 3a, 3b shelf,
5 door, 7A menu key, 8, 9 heater, 11
A, 11B, 11C control device, 14A cooking temperature selection means, 15 temperature measurement means, 16 temperature difference determination means, 1
8A, 18B cooking time selection means, 21A, 21B, 21
C heating control means, 23, 23A cooking time calculation means,
24 door open / close determining means, 25 continuous operation determining means.

Claims (11)

[Claims] 1. A heating cooker using a heater as a heating source, wherein a cooking start signal in a two-stage shelf use mode is input, and a door of a heating cabinet opens and closes within a predetermined time after the end of a set cooking time. Then, the heating cooker is provided with a control device for automatically setting the next cooking time based on the internal temperature at that time and performing continuous operation. 2. The control device according to claim 1, wherein the control device calculates the cooking time based on the temperature in the refrigerator immediately after the start of the cooking or the start of the continuous cooking by using a predetermined calculation formula obtained in advance for each cooking mode. Cooking cooker. 3. The cooking device according to claim 1, wherein the control device selects the cooking time from the reference cooking time table preset for each cooking mode, based on the temperature in the refrigerator immediately after the start of the cooking or the continuous cooking. vessel. 4. The control device calculates a first cooking time based on the temperature in the refrigerator immediately after the start of cooking by using a predetermined calculation formula obtained in advance for each cooking mode, and calculates a cooking time after the second cooking. 2. The cooking device according to claim 1, wherein the cooking time is selected from the reference cooking time table set in advance for each mode, based on the temperature in the refrigerator immediately after the start of continuous cooking. 5. The control device according to claim 1, wherein the control device does not shift to the continuous automatic operation mode when the door is opened and closed after a predetermined time has elapsed after the end of the first cooking time. A heating cooker as described in Crab. 6. The control device according to claim 1, wherein the control device does not shift to the continuous automatic operation mode when the door is not closed within a predetermined time after the door has been opened immediately after the end of the first cooking time. The heating cooker according to any one of claims 1 to 4. 7. A heater for heating the food in the heating chamber, and a cooking temperature selecting means for selecting a cooking temperature corresponding to the input menu from various cooking temperature data when a cooking start signal is input from a menu key. Temperature measurement means for measuring the internal temperature, temperature difference determination means for determining a temperature difference between the cooking temperature selected by the cooking temperature selection means and the internal temperature measured by the temperature measurement means, a cooking start signal or When the continuous cooking start signal is input, the cooking time corresponding to the cooking time at this time is calculated based on the cooking start or the cooking temperature immediately after the continuous cooking start using a predetermined calculation formula obtained in advance for each cooking mode. A time calculation unit, a cooking start signal or a continuous cooking start signal is input, and a cooking time signal is input from the cooking time calculation unit. While watching the temperature difference signal input from the temperature difference determination means, ON · the heater so-compartment temperature is maintained at the cooking temperature selected by the cooking temperature selection means
A heating control means for controlling the OFF operation and outputting a cooking end signal when the cooking time is over; a door opening / closing determining means for determining whether the door of the heating chamber is open or closed and outputting a door open or door close signal according to the determination result When the cooking start signal is the shelf two-stage use mode, when a cooking end signal is input, and a door opening signal and a door closing signal are input from the door opening / closing determination means within a predetermined time after the cooking is completed, And a continuous operation determining means for determining a continuous operation and outputting a continuous cooking start signal. 8. A heater for heating the food in the heating chamber, a cooking temperature selecting means for selecting a cooking temperature corresponding to the input menu from temperature data of various types of cooking when a cooking start signal is input from a menu key, Temperature measurement means for measuring the internal temperature, temperature difference determination means for determining a temperature difference between the cooking temperature selected by the cooking temperature selection means and the internal temperature measured by the temperature measurement means, a cooking start signal or When a continuous cooking start signal is input, cooking time selecting means for selecting a cooking time corresponding to the internal temperature at this time from a reference cooking time table corresponding to the internal temperature for each cooking mode stored in advance, and cooking. When a start signal or a continuous cooking start signal is input, and there is a cooking time signal input from the cooking time selecting means, the temperature difference determining means While watching the temperature difference signal power, ON · the heater so-compartment temperature is maintained at the cooking temperature selected by the cooking temperature selection means
A heating control means for controlling the OFF operation and outputting a cooking end signal when the cooking time is over; a door opening / closing determining means for determining whether the door of the heating chamber is open or closed and outputting a door open or door close signal according to the determination result When the cooking start signal is the shelf two-stage use mode, when a cooking end signal is input, and a door opening signal and a door closing signal are input from the door opening / closing determination means within a predetermined time after the cooking is completed, And a continuous operation determining means for determining a continuous operation and outputting a continuous cooking start signal. 9. A heater for heating the food in the heating chamber, and a cooking temperature selecting means for selecting a cooking temperature corresponding to the input menu from temperature data of various types of cooking when a cooking start signal is inputted from a menu key. Temperature measurement means for measuring the internal temperature; temperature difference determination means for determining a temperature difference between the cooking temperature selected by the cooking temperature selection means and the internal temperature measured by the temperature measurement means; and a cooking start signal. When input, a cooking time calculating means for calculating the cooking time corresponding to the cooking temperature at this time by using the cooking temperature immediately after the start of cooking using a predetermined calculation formula obtained in advance for each cooking mode, and a continuous cooking start signal. Is input, the cooking time corresponding to the internal temperature at this time is selected from a reference cooking time table corresponding to the internal temperature for each cooking mode stored in advance. When a cooking start signal or a continuous cooking start signal is inputted, and a cooking time signal is inputted from the cooking time calculating means or the cooking time selecting means, the temperature inputted from the temperature difference judging means. Heating control means for turning on / off the heater so as to maintain the internal temperature at the cooking temperature selected by the cooking temperature selecting means while watching the difference signal, and outputting a cooking end signal when the cooking time is over; A door open / close determining means for determining whether the heating cabinet door is open or closed, and outputting a door open or door close signal in accordance with the determination result; Input, and if there is an input of a door open signal and a door close signal from the door open / close determination means within a predetermined time after the end of cooking, it is determined that the operation is continuous operation, and a continuous cooking start signal is output. Cooking device characterized by comprising a continuous operation judging means for force, the. 10. The continuous operation determining means does not output if a door open signal and a door close signal are input after a predetermined time has elapsed after the input of the cooking end signal.
A cooking device according to any one of claims 9 to 9. 11. The continuous operation determining means does not output if a door open signal is input within a predetermined time after a cooking end signal is input, and if a door close signal is not input even after a predetermined time elapses. The cooking device according to any one of claims 7 to 9, wherein: