JP2008180402A - Heating cooker - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a heating cooker of high usability by easily knowing that fermentation cooking is inadequate. <P>SOLUTION: This heating cooker comprises a heater 3 for heating a heating chamber 2 receiving a cooked object 4, a temperature detecting portion 6 detecting a temperature in the heating chamber 2, an announcing portion 10 performing various annunciations, and a temperature setting portion 8 for setting a cooking temperature of the cooked object 4. The temperature setting portion 8 includes a fermentation temperature for bread dough as a cooking temperature, and the fermentation temperature can be set by the temperature setting portion 8 only when the temperature in the heating chamber 2 is lower than a prescribed temperature. As the fermentation temperature can not be set when the temperature inside of the heating chamber 2 is over the prescribed temperature which is inadequate for fermentation of bread dough, when an user selects the fermentation temperature for bread dough from the temperature setting portion 8, the user knows that only the fermentation cooking of bread dough can not be performed, which improves the usability. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a cooking device such as an oven toaster used in general households, and more particularly to a cooking device equipped with a function of fermenting bread dough.

  As a conventional cooking device equipped with the function of fermenting this kind of bread dough, if you select the fermentation menu and press the start key, if the temperature in the heating chamber is above a certain level, the yeast will die at a high temperature. In order to prevent unsuccessful fermentation of bread dough, there was one in which cooking could not be started (see, for example, Patent Document 1).

  FIG. 8 is a schematic configuration diagram of a heating cooker described in Patent Document 1 having a function of controlling the start of the fermentation menu according to the temperature in the heating chamber.

In FIG. 8, when the conventional cooking device is turned on a fermentation cooking setting key (not shown) in the key group 25, the microcomputer 24 selects a program for fermentation cooking, and the indicator 26 performs fermentation. In addition to displaying characters, the microcomputer 24 obtains the temperature in the heating chamber (not shown) to the thermistor 20 via the resistor 21 and the DC voltage Vd is applied to the thermistor 20 and the resistor 21 at the interconnection point. The voltage to be supplied is supplied to the analog / digital converter 23 via the resistor 22 and can be converted into a digital signal and read. Therefore, it is determined whether the temperature in the heating chamber is 60 ° C. or higher. Then, the display 26 blinks the temperature display of 60 ° C. and does not accept a cooking start command by turning on a start key (not shown) in the key group 25. Unishi which was.
Japanese Examined Patent Publication No. 4-40613

  However, in the configuration of the conventional cooking device, when the fermentation cooking setting key in the key group 25 is turned on, the microcomputer 24 first displays the fermentation, and finally the start of cooking is the start key in the key group 25. Since the fermentation cooking is prohibited by not accepting, the user is informed by the indicator 26 that the temperature in the heating chamber is 60 ° C. or higher, but by not accepting the start key, Since the start of cooking is prohibited, it is easy to mistake for other abnormalities, and it is difficult for the user to capture only fermentation cooking, and there is a dedicated fermentation cooking setting key in the key group 25. Therefore, there was a problem that the cost would increase accordingly.

  The present invention solves the above-described conventional problems, and provides a user-friendly heating cooker that allows a user to know that fermentation cooking cannot be performed easily and is excellent in cost. Objective.

  In order to solve the conventional problem, a heating cooker of the present invention includes a heating chamber for storing a cooked food, a heating means for heating the heating chamber, a temperature detection unit for detecting the temperature in the heating chamber, A heating time setting unit for setting the heating time of the food, a notification unit for performing various notifications, a temperature setting unit for setting the cooking temperature of the food, a signal from the heating time setting unit and the temperature setting unit And a control unit that controls the heating unit and the notification unit, wherein the temperature setting unit includes a fermentation temperature of bread dough as the cooking temperature that can be set, and the temperature detected by the temperature detection unit is a predetermined value. The fermentation temperature can be set by the temperature setting unit only when the temperature is equal to or lower than the temperature. When the user tries to select the bread dough fermentation temperature by the temperature setting unit, the heating chamber has a predetermined temperature. Across the bread If inappropriate to the ground fermentation, the fermentation temperature for the dough can not be selected, clarity may not be able to only fermentation cooking of the dough, good usability of the user. Moreover, since the fermentation temperature of bread dough can also be set in a temperature setting part, it is not necessary to provide the setting means only for bread dough fermentation cooking, and it is excellent also in cost.

  When the temperature of the heating chamber of the present invention is high, and the yeast fungus is dead and the bread dough fermentation cooking fails, the bread dough fermentation temperature cannot be selected, and therefore the user cannot only do the bread dough fermentation cooking. Easy to understand and easy to use. Moreover, since the fermentation temperature of bread dough can also be set in a temperature setting part, it is not necessary to provide the setting means only for bread dough fermentation cooking, and it is excellent also in cost.

  1st invention is the heating chamber which stores the cooking item, the heating means which heats the heating chamber, the temperature detection part which detects the temperature in the heating chamber, and the heating time setting which sets the heating time of the cooking item And a notification unit for performing various notifications, a temperature setting unit for setting the cooking temperature of the cooked food, a signal from the heating time setting unit and the temperature setting unit, and controlling the heating unit and the notification unit The temperature setting unit includes a fermentation temperature of bread dough as the cooking temperature that can be set, and only when the temperature detected by the temperature detection unit is equal to or lower than a predetermined temperature, the temperature setting unit The fermentation temperature can be set. When the user tries to select the bread dough fermentation temperature by the temperature setting unit, the heating chamber exceeds a predetermined temperature and is inappropriate for bread dough fermentation. Fermentation for Since the degree can not be selected, clarity may not be able to only fermentation cooking of the dough, good usability of the user. Moreover, since the fermentation temperature of bread dough can also be set in a temperature setting part, it is not necessary to provide the setting means only for bread dough fermentation cooking, and it is excellent also in cost.

  In the second aspect of the invention, in particular, when the fermentation temperature cannot be set by the temperature setting unit of the first aspect of the invention, the notification unit notifies the fact, and the bread dough fermentation cooking is performed simultaneously with selection of bread dough fermentation to the user. Since it is notified that it cannot be performed, it is not confused with a failure because only bread dough fermentation cooking cannot be selected, and it is easy to use.

  In the third invention, in particular, the minimum temperature that can be set by the temperature setting unit of the first or second invention is set as the fermentation temperature of the bread dough, and the setting of the fermentation cooking of the bread dough is easy and easy to use.

  In the fourth aspect of the invention, in particular, the controller of any one of the first to third aspects of the cooking time settable by the heating time setting unit when the fermentation temperature of the food is set by the temperature setting unit. It is an extension of the maximum value, and it is easy to use because it can automatically set a long cooking time for fermented bread dough that requires a long cooking time for yeast fermentation.

  5th invention is the unit of the heating time which can set by the heating time setting part especially if the control part of any one invention of 1st-4th sets the fermentation temperature of a foodstuff by the temperature setting part. In bread dough fermentation cooking, in which the time width is increased and a long cooking time is set, the cooking time can be set for a long time with a small operation of the heating time setting unit, which is convenient.

  In the sixth aspect of the invention, in particular, the control unit according to any one of the first to fifth aspects of the invention is configured such that the cooking temperature is not changed by the temperature setting unit while cooking the food at the fermentation temperature. After starting the fermentation cooking, it is possible to prevent the yeast from being killed and the bread dough from being fermented and cooked by mistakenly touching the temperature setting unit to increase the cooking temperature to raise the cooking temperature.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the embodiments.

(Embodiment 1)
Below, the heating cooker in the 1st Embodiment of this invention is demonstrated using FIGS. 1-4 using an oven toaster as an example. FIG. 1 is an overall configuration diagram of an oven toaster in the present embodiment.

  In FIG. 1, a main body 1 of an oven toaster in the present embodiment has a door 1a that can be opened and closed at the front, and a cooking chamber 4 for storing food 4 such as bread, and a heating chamber 2 for baking it. Provided. The heating chamber 2 includes a heater 3 that is a heating unit that heats the inside of the heating chamber 2, a grill 5 on which the food 4 is placed, and a temperature detection unit that detects the temperature in the heating chamber 2. 6 is provided.

  In addition to the main body 1, the cooking time in the heating chamber 2 is set with a heating time setting unit 7 for setting the time for heating the cooking 4 and the cooking temperature of the cooking 4 is set, and the bread dough is set to the lowest set temperature. A temperature setting unit 8 having a fermentation temperature, a display unit 9 for displaying various types of information with LEDs, a notification unit 10 for similarly reporting various types of information by sound, a temperature detection unit 6, a heating time setting unit 7, and a temperature setting. The microcomputer 11 which is a control part which receives the signal from the part 8 and controls the heater 3, the display part 9, and the alerting | reporting part 10 is provided.

  Moreover, in the microcomputer 11, when the user tries to set the fermentation temperature of the bread dough by the temperature setting unit 8, the fermentation temperature for the bread dough is only changed when the temperature of the temperature detection unit 6 is less than 50 ° C. The fermentation permission part 11a which enables the setting is provided.

  FIG. 2 is a detailed view of the heating time setting unit 7, the temperature setting unit 8, and the display unit 9, and shows an initial state in which the power is supplied to the main body 1. Among them, the heating time setting unit 7 sets the heating time to UP and DOWN, and the temperature setting unit 8 sets the fermentation temperature for the dough as the cooking temperature of the food 4 (for example, 40 ° C.), 180 ° C., 200 ° C. Set the temperature in the order of ° C, 220 ° C, 240 ° C, 260 ° C by UP and DOWN. In the example shown in FIG. 2, the microcomputer 11 displays on the display unit 9 that the heating time is 0 and that the initial cooking temperature of the food 4 is set to 180 ° C.

  About the cooking-by-heating machine comprised as mentioned above, the operation | movement and an effect | action are demonstrated below.

  FIG. 3 is an operation diagram of the fermentation permission unit 11a when the temperature setting unit 8 is operated from the initial state of the heating cooker illustrated in FIG.

  In FIG. 3, if the cooking temperature of the food 4 is changed from 180 ° C. to the fermentation temperature for bread dough (40 ° C.) by the temperature setting unit 8 in step 1, the result becomes YES and the process proceeds to step 2. In step 2, the fermentation permission part 11a determines whether the temperature in the heating chamber 2 sent from the temperature detection part 6 is less than 50 degreeC. If it is less than 50 ° C, there is no risk of the yeast killing due to high temperature even if the bread dough fermentation cooking is started. Therefore, the process proceeds to step 3, and the fermentation temperature for bread dough (40 ° C) is set as the cooking temperature in step 3. Set.

  On the other hand, if the temperature in the heating chamber 2 sent from the temperature detection unit 6 in step 2 is 50 ° C. or higher, the fermentation permission unit 11a starts the bread dough fermentation cooking, and the yeast of the dough is dead at a high temperature. It is determined that the fermentation has failed, and the determination becomes NO, and the state of FIG. In step 4, the notification unit 10 notifies the user with a beeping sound as a warning sound in which the temperature in the heating chamber 2 is high and the fermentation temperature for bread dough cannot be selected.

  4 shows a state in which the fermentation temperature for bread dough (40 ° C.) is selected as the cooking temperature by the temperature setting unit 8 and the fermentation permission unit 11a from the initial state of FIG. The minute is set. When the heating time is set to other than 0 minutes, the microcomputer 11 sets the temperature in the heating chamber 2 by the temperature detection unit 6 to the temperature set by the temperature setting unit 8, in this embodiment, the fermentation temperature for bread dough The heater 3 is controlled for the time set by the heating time setting unit 7 so as to be (40 ° C.).

  As described above, according to the present embodiment, the heating chamber 2 heated by the heater 3, the temperature detection unit 6 that detects the temperature in the heating chamber 2, and the heating time setting that sets the heating time of the food 4 In response to signals from the unit 7, the notification unit 10 that performs various notifications, the temperature setting unit 8 that sets the cooking temperature of the food in the heating chamber 2, the heating time setting unit 7, and the temperature setting unit 8, The temperature setting unit 8 includes a heater 3 and a microcomputer 11 that controls the notification unit 10. The temperature setting unit 8 has a fermentation temperature of the bread dough as a minimum temperature that can be set as the cooking temperature of the food 4, and is detected by the temperature detection unit 6. Since the fermentation permission unit 11a that can set the fermentation temperature for bread dough (40 ° C.) by the temperature setting unit 8 is provided only when the temperature is less than 50 ° C., the user cannot set the temperature of bread dough fermentation. So, the dough fermented cooking To understand just may not be able to, also, because the temperature setting unit 8 is also serves as a selection of the fermentation temperature for the dough, is also excellent in without cost also need to provide a dough fermentation dedicated key.

  Furthermore, the fermentation permission unit 11a notifies the notification unit 10 that the temperature in the heating chamber 2 is high and the bread dough fermentation cooking cannot be performed. Good. Further, since the temperature setting unit 8 sets the fermentation temperature of the bread dough to the lowest temperature that can be set, if the temperature setting unit 8 continues to DOWN the set temperature, the fermentation temperature for the bread dough can be easily set, which is convenient.

  In this embodiment, the fermentation temperature for bread dough is set to 40 ° C., and the temperature in the heating chamber 2 at which the fermentation temperature for bread dough can be selected is set to 50 ° C. These temperatures are determined depending on the bread dough material and cooking performance. It may be determined appropriately according to the situation.

  In the present embodiment, an oven toaster has been described as an example, but the effect does not change even if other cooking devices such as a microwave oven having a bread dough fermentation menu are used.

(Embodiment 2)
Below, the heating cooker in the 2nd Embodiment of this invention is demonstrated using an oven toaster as an example using FIG.

  FIG. 5 is a flowchart showing the operation of the microcomputer 11 of the oven toaster in the present embodiment. In addition, since the whole structure in this Embodiment is the same as the oven toaster in the said 1st Embodiment, the same code | symbol is attached | subjected to the same components and description of those operation | movement and an effect | action is abbreviate | omitted.

  In FIG. 5, when the heating time UP operation is performed by the heating time setting unit 7, the microcomputer 11 increments the heating time by +1 in Step 5, and proceeds to Step 6. In step 6, the microcomputer 11 determines whether the cooking temperature currently set is the fermentation temperature for bread dough (40 ° C.). If YES, the process proceeds to step 7, where it is determined whether or not the heating time exceeds 40 minutes. If not exceeded, the determination is NO and the process is terminated. On the contrary, if it exceeds 40 minutes in step 7, it will become YES and will transfer to step 8, and in step 8, a heating time will be set as 40 minutes.

  If the cooking temperature set by the temperature setting unit 8 in step 6 is other than the fermentation temperature for bread dough (40 ° C.), the determination becomes NO and the process proceeds to step 9. In step 9, it is determined whether or not the heating time has exceeded 25 minutes. If not exceeded, the determination is NO and the process is terminated. On the contrary, if it exceeds 25 minutes in step 9, it becomes YES and moves to step 10, and in step 10, the heating time is set as 25 minutes.

  As described above, according to the present embodiment, when the fermentation temperature for bread dough (40 ° C.) is set by the temperature setting unit 8, the microcomputer 11 sets the heating time that can be set by the heating time setting unit 7. Can be extended up to 25 minutes, which is the heating time that can be set when setting temperatures other than the fermentation temperature for bread dough (40 ° C), so it takes a long cooking time for yeast fermentation. In fermented cooking, a long cooking time can be set automatically, and at other set temperatures, it is 25 minutes, which is necessary and sufficient for cooking performance.

  In the present embodiment, when the fermentation temperature for bread dough (40 ° C.) is set, the microcomputer 11 can set the heating time to 40 minutes, and at other set temperatures, the heating time can be set to 25 minutes. Even if these heating times are determined according to the food 4 or cooking performance, there is no problem.

(Embodiment 3)
Below, the heating cooker in the 3rd Embodiment of this invention is demonstrated using an oven toaster as an example using FIG.

  FIG. 6 is a flowchart showing the operation of the microcomputer 11 of the oven toaster in the present embodiment. The overall configuration of the oven toaster in the present embodiment is the same as that of the oven toaster in the first embodiment. Therefore, the same parts are denoted by the same reference numerals and description of their operation and action is omitted. To do.

  In FIG. 6, when the heating time UP is operated by the heating time setting unit 7, the microcomputer 11 determines in step 11 whether the currently set cooking temperature is the fermentation temperature for bread dough (40 ° C.). To do. If YES, the process proceeds to step 12. In step 12, the microcomputer 11 increases the heating time by +2 minutes. On the other hand, if the cooking temperature set by the temperature setting unit 8 in step 11 is other than the fermentation temperature for bread dough (40 ° C.), the determination becomes NO and the process proceeds to step 13. In step 13, the heating time is +1 minute.

  Since Steps 7 to 10 are the same as those in the second embodiment (FIG. 5), the same step numbers are assigned and descriptions of operations and actions are omitted.

  As described above, according to the present embodiment, when the fermentation temperature for bread dough (40 ° C.) is set, the microcomputer 11 sets the heating time in units of 2 minutes by the UP operation of the heating time setting unit 7. When the temperature is set at a temperature other than the fermentation temperature for bread dough (40 ° C.), the heating time can be increased in increments of 1 minute by the UP operation of the heating time setting unit 7, so a long cooking time is set. In bread dough fermentation cooking, the cooking time can be set for a long time with a little UP operation of the heating time setting section 7, and it is easy to use.

  In the present embodiment, when the fermentation temperature for bread dough (40 ° C.) is set, the microcomputer 11 sets the heating time in units of 2 minutes by the UP operation of the heating time setting unit 7, and 1 at other set temperatures. Although increased in minutes, there is no problem even if the unit width of these heating times is determined appropriately.

(Embodiment 4)
Below, the heating cooker in the 4th Embodiment of this invention is demonstrated using an oven toaster as an example using FIG.

  FIG. 7 is a flowchart showing the operation of the microcomputer 11 of the oven toaster in the present embodiment. The overall configuration of the oven toaster in the present embodiment is the same as that of the oven toaster in the first embodiment. Therefore, the same parts are denoted by the same reference numerals and description of their operation and action is omitted. To do.

  In FIG. 7, when the cooking temperature UP is operated by the temperature setting unit 8, the microcomputer 11 has already set the heating time other than 0 in the heating time setting unit 7 in step 14 and has started cooking. Judge whether. If cooking is in progress, the determination becomes YES and the process proceeds to step 15. In step 15, it is determined whether or not the fermentation temperature (40 ° C.) for bread dough is currently set.

  If the temperature is other than the fermentation temperature for bread dough (40 ° C.), the determination is NO, and the process proceeds to step 16 where the cooking temperature set value is increased by one. Conversely, if the cooking temperature currently set in step 15 is the fermentation temperature for bread dough (40 ° C.), the answer is YES, and the process ends without changing the cooking temperature.

  In step 14, if cooking has not started yet, NO is determined, and the routine proceeds to step 16 where the cooking temperature set value is increased by one.

  That is, the microcomputer 11 does not accept the input of the temperature setting unit 8 once cooking is started in a state where the fermentation temperature (40 ° C.) for bread dough is selected as the cooking temperature of FIG.

  As described above, according to the present embodiment, when the temperature setting unit 8 sets the fermentation temperature for bread dough (40 ° C.) and cooking starts, the microcomputer 11 accepts a change in cooking temperature by the temperature setting unit 8. After the start of the bread dough fermentation cooking, touch the temperature setting part accidentally to increase the cooking temperature 2 to raise the temperature in the heating chamber 2, the yeast kills and the bread dough fermentation cook fails Can be prevented.

  As described above, when the temperature in the heating chamber is not suitable for fermentation cooking, the heating cooker according to the present invention cannot be subjected to bread dough fermentation cooking by preventing the fermentation temperature for bread dough from being selected. Moreover, since the fermentation temperature for bread dough can be selected by the temperature setting unit, it is not necessary to provide a key dedicated to bread dough fermentation, and the cost is excellent. These can be applied to all cookers equipped with a bread dough fermentation menu.

Whole block diagram of oven toaster in Embodiment 1 of the present invention Detailed view of the operation section and display section in the initial state of the oven toaster Operation diagram of fermentation permission unit 11a when operating temperature setting unit 8 from the initial state in the oven toaster Detailed view of the operation unit and display unit in which the fermentation temperature for bread dough is set as the cooking temperature and 1 minute is set as the heating time from the initial state in the oven toaster The flowchart which shows operation | movement of the microcomputer of the oven toaster in Embodiment 2 of this invention. The flowchart which shows operation | movement of the microcomputer of the oven toaster in Embodiment 3 of this invention. The flowchart which shows the operation | movement of the microcomputer of the oven toaster in Embodiment 4 of this invention. Schematic configuration diagram of a conventional cooking device

Explanation of symbols

1 Body 2 Heating chamber 3 Heater (heating means)
4 Cooked food 6 Temperature detection unit 7 Heating time setting unit 8 Temperature setting unit 9 Display unit 10 Notification unit 11 Microcomputer (control unit)

Claims (6)

A heating chamber for storing the cooked food, a heating means for heating the heating chamber, a temperature detecting unit for detecting the temperature in the heating chamber, a heating time setting unit for setting the heating time of the cooked food, and various notifications A notification unit for performing, a temperature setting unit for setting a cooking temperature of the food, a control unit for controlling the heating unit and the notification unit in response to signals from the heating time setting unit and the temperature setting unit. The temperature setting unit includes the fermentation temperature of bread dough as the cooking temperature that can be set, and the fermentation temperature is set by the temperature setting unit only when the temperature detected by the temperature detection unit is equal to or lower than a predetermined temperature. A cooking device that can be used. The heating cooker according to claim 1, wherein when the fermentation temperature cannot be set by the temperature setting unit, the notification unit notifies the fact. The cooking device according to claim 1 or 2, wherein a minimum temperature that can be set by the temperature setting unit is set as a fermentation temperature of bread dough. The control unit extends the maximum value of the cooking time that can be set by the heating time setting unit when the fermentation temperature of the food is set by the temperature setting unit. The heating cooker according to item. The control unit increases the unit time width of the heating time that can be set by the heating time setting unit when the fermentation temperature of the food is set by the temperature setting unit. The heating cooker according to item. The cooking device according to any one of claims 1 to 5, wherein the control unit is configured not to accept a change in cooking temperature by the temperature setting unit during cooking of the food at the fermentation temperature.