JPS61197917A - Cooking oven - Google Patents

Abstract

PURPOSE:To provide a cooking oven easy to handle by setting up beforehand a set time and a set temperature by an initial condition setting means. CONSTITUTION:In the operation board 1 of a high frequency heating unit various switches are provided on the side below an indicating device 2 for indicating time or temperature. The time of initial setting is stored in a memory by a volume 5 for setting time that constitutes initial setting means, and the set time is indicated on the indicating device 2 when a TIME key is operated. It is possible to input to a setting key 6 for setting time or temperature after receiving a TIME key 3 for time control or a TEMP key 4 for temperature control. When a START key is operated, cooking starts and a cooking oven carries out cooking until time and temperature reach respectively a set time and a set temperature as indicated on the indicating device 2.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a cooking device such as a high-frequency heating device generally referred to as a microwave oven, and particularly to improving the usability of the device.

[Conventional technology]

Heating control methods for high-frequency heating devices, commonly referred to as microwave ovens, include a method of setting the heating time (time control) and a method of setting the finished temperature using a temperature probe (temperature control).

Conventionally, this method involves first selecting either time control or temperature control, then setting the control time for time control and the control temperature for temperature control, and then pressing the start button to start cooking. Met.

FIG. 4 is a flowchart showing an example of a conventional heating control method. First, when the power is turned on (stitch 34),
, it is determined whether the control method has been selected (step 35), and if time control is selected, the mode is set to time input reception mode (steps 36→37), and if temperature control is selected, temperature input reception mode is set. (Step 36 → 42)
becomes.

After that, only after receiving the time setting (step 38) or temperature setting (step 43) does the mode enter the cooking start reception mode (step 39), and then the cooking start setting is accepted (step 40) and cooking starts [step 41).

In the conventional apparatus, when cooking as described above, the control method was first selected, and then the control time or control temperature was set.

[Problem that the invention seeks to solve]

However, in the conventional device described above, after selecting the heating control method between time control and temperature control, the control time must be
In addition, since the control temperature must be set, the cooking operations are cumbersome, resulting in poor usability. Particularly, when used for cooking in which cooking is repeated for the same amount of time, the time must be checked and set each time, and its usability cannot be ignored.

The present invention has been made to solve these problems, and aims to provide a heating cooking device that is easy to use and can omit setting of time or temperature.

[Means for solving problems]

The heating cooking device according to the present invention is provided with an initial setting means for storing a predetermined time or a predetermined temperature at which the control means stops energizing the heating source.

[Effect]

In the present invention, by setting a predetermined time or a predetermined temperature in advance by the initial setting means, the above-mentioned time or temperature is memorized, and cooking can be performed thereafter without setting the time or temperature.

〔Example〕

Hereinafter, the present invention will be explained by showing examples. FIGS. 1 and 2 are an external view and a circuit diagram showing an embodiment of a high-frequency heating device according to the present invention. As shown in FIG. 1, in the operating section 1 of the high-frequency heating device, various key switches are arranged at the bottom of a display device 2 that displays time or temperature. Of these key switches, 3 and 4 are for selecting the control method, 3 is the TIME key for time control, and 4 is the TIME key for time control.
is the TEMP key for temperature control. 5 is a time setting volume (OTC・-0NE TOIJC) I C00KI constituting the initial setting means provided according to the present invention.
NG), the initialized time will be stored from now on and displayed on the display device 2 when the TIME key 3 is operated.
will be displayed. 6 is a time temperature setting key for setting time or temperature, and the above TIME key 3 or TEMP
After receiving key 4, input becomes possible.

7 is a 5TART key, and cooking is started by operating this key, and cooking is performed until the set time or set temperature displayed on the display device 2 is reached.

On the other hand, in FIG. 2, signals set using the TIME key 3°, the TEMP key 42, the hourly temperature setting key 6°, the TART key 7, etc. are input to the input circuit 9 of the microcomputer 8 as a control means. microcomputer 8
is input circuit 9. CPUI O, MEMORYI 1.
It is composed of an output circuit 12 and the like, and serves to output a display signal from the output circuit 12 to the display device 2 or to send an operation signal to the relay 13 according to the signal input to the input circuit 9.

The relay 13 serves as a main switch for the commercial power supply 14 that supplies power to the heating source, excites the high-voltage transformer 15 of the high-frequency heating device, and connects the high-voltage capacitor 16. High voltage diode 17. Controls the output of a high frequency generator composed of a magnetron 18. Magnetron 1 as a heating source
By energizing 8, microwaves can be sent inside the high-frequency heating device to heat the object to be heated.

Further, a time setting volume (variable resistor) 5 constituting the initial setting means is connected to a DC power supply (VD) together with a voltage dividing resistor 21.
D) is connected between 19 and 7-s (VSS) 20, and its divided voltage 22 is digitally converted by an A/D converter 23 as a setting signal and input to the input circuit 9 of the microcomputer 8.

Next, the operation of the above embodiment will be explained with reference to FIG. FIG. 3 is a flowchart showing an embodiment of a time control method using the TIME key 3. FIG.

After the start (step 24), press TIME key 3 or TEM
Which control method of the P key 4 has been selected is determined in step 25. If the TIME key 3 is selected, the cooking time set in advance by the time setting volume 7, eg, 1 minute, is displayed on the display device 2 (step 28). Note that when the TEMP key 4 is selected, a transition is made to the temperature control mode (step 27). The one minute display in step 28 is a predetermined setting time, and T
This display is performed only when IME key 3 is accepted, and the first
The time can be changed freely by changing the time setting volume 5 of the operating section 1 shown in the figure. That is, in FIG. 2, the microcomputer 8 inputs the value of the divided voltage 22 set by the time setting volume 5 to the A/D converter 2.
3, it is sufficient to set the set time for the divided voltage 22 in advance on the program.

In this case, after 1 minute is displayed (step 28), cooking can be started or time input reception mode (step 29).
), but if there is a setting to start cooking (step 30), cooking for 1 minute will be executed immediately (step 3).
1). For 1 minute cooking, main relay 1 in Figure 2
3, by outputting a signal from the microcomputer 8 for one minute, and in this case, the magnetron 18 generates microwaves for one minute to heat the object to be heated. On the other hand, if you want to set the set time to a value other than 1 minute, you can do so by re-entering the time/temperature setting key 6 (step 32). In this case, the set time will be displayed on the display device 2 (step 33) and cooking will start. By accepting the settings (step 30) 1! It is now possible to start processing (step 31).

As described above, according to this embodiment, there is a function that allows you to set an arbitrary time simply by selecting the heating function, so if you set the cooking time etc.
It saves you the trouble of setting the time every day. In addition, if you forget the cooking time, just select the heating function and the cooking time will be displayed instantly without having to look at the cookbook, making it an easy-to-use device. The device has the advantage of being able to freely set functions such as a 1-minute cooking key or a 2-minute cooking key as one-touch cooking (OTC) without adding a separate key, making the device easy to understand in terms of design.

In the above embodiment, the preset time is displayed and cooking is performed for the set time by pressing the TIME key 3, but the preset temperature can be displayed and set by pressing the TEMP key 4. It is also possible to perform cooking at different temperatures.

〔Effect of the invention〕

As explained above, according to the present invention, by providing the initial setting means for storing the predetermined time or predetermined temperature at which the control means stops energizing the heating source, the time setting or temperature setting for each cooking can be changed. Since it can be omitted, there is an effect that an easy-to-use cooking device can be obtained.

[Brief explanation of drawings]

Fig. 1 is an external view showing an embodiment of the present invention, Fig. 2 is a circuit diagram of the above embodiment, Fig. 3 is a flowchart showing the operation of the embodiment, and Fig. 4 is a flowchart showing the operation of the conventional example. It is. 5... Initial setting means, 8... Control means, 18...
heating source. Note that the same reference numerals are used for the same or equivalent parts in the figures. Agent Masuo Oiwa (and 2 others) Figure 1 Figure 2 Figure 18: 77 Netro Figure 3 Figure 4

Claims (2)

[Claims] (1) In a heating cooking device that is equipped with a control means that stops power supply to the heat source after a predetermined time has elapsed or after the predetermined temperature is reached after power is supplied to the heat source, the predetermined time or the predetermined temperature is stored. A heating cooking device characterized by being provided with an initial setting means. (2) The heating according to claim 1, wherein the control means is constituted by a microcomputer, and the initial setting means is constituted by a variable resistor capable of adjusting a setting signal inputted to the microcomputer. cooking equipment.