JP3545295B2 - Electric rice cooker - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to an electric rice cooker for making several types of selections and settings.
[0002]
[Prior art]
Recent electric rice cookers have become multifunctional and can select and cook different types of menus according to their tastes, but the operation has become very troublesome.
[0003]
An electric rice cooker in which a plurality of menus can be selected and cooked separately is disclosed in Japanese Patent Application Laid-Open No. 2-45021, and the menu is "rice porridge" according to the type of rice, the amount of water, or the object to be cooked. , "Brown rice", "pasta", etc. There are various types of cooking, "regular rice cooking", "timer rice cooking", "high-speed rice cooking" according to the rice cooking start time, rice cooking time and process. , "Heat insulation" and the like.
[0004]
[Problems to be solved by the invention]
As mentioned above, recently, in addition to the conventional "brown rice", "warm", and "soft", a menu of "porridge" and "porridge" corresponding to the customers who are seeking a diet has been added. Was.
[0005]
For this reason, when selecting a desired specific menu from a large number of menus, first operate the menu button, then operate the select button to select the desired menu, and also take enough time to cook Set cooking mode such as "Regular rice" to raise, "High-speed rice" to cook in a short time, and "Heat insulation" to keep warm without performing the rice cooking process, and operate the mode button to select one of them. And then choose.
[0006]
Furthermore, in order to start rice cooking at the desired rice start time or rice cooking end time or to set the time so that rice cooking is completed, operate the fast forward button and the reverse button after operating the reservation button. The rice cook start time and rice cook end time are set.
[0007]
As described above, many display items and many buttons are required, the operation is troublesome, and there is a disadvantage that a desired menu, selection of cooking and a rice cooking start time and a rice cooking end time cannot be set immediately.
[0008]
The present invention provides a plurality of functions in a single operation unit while selecting a plurality of operation states related to “cooking rice” or “warming” with a simple operation, and switching the operation content by a reservation button. This is for setting the rice cooking start time.
[0009]
[Means for Solving the Problems]
The present invention provides a time display unit, a mode display unit that displays at least a plurality of types of operation states related to “cooking” or “heat retention”, a reservation button for setting a rice cooking start time, and one or more directions by selection. A single operation unit that operates in one of the directions, the operation unit sequentially selects the operation state of the mode display unit from one side by operating in one direction, and operates the operation state of the mode display unit by operating in the other direction. Are sequentially selected from the other side, and furthermore, the fast-forward setting of the rice cooking start time is performed by one-way operation of the operation unit by operating the reservation button, and the reverse setting of the rice cooking start time is performed by the other direction operation.
[0010]
Further, the operation unit is constituted by a single rotary dial, the right direction is one-direction operation, the left direction is the other direction operation, the operation state of the mode display unit is selected, or the fast-forward setting of rice cooking start time or reverse. The return setting is performed.
[0011]
And a time display unit, a mode display unit that displays at least a plurality of operation states related to “cooking rice” or “heat retention”, a menu display unit that displays a plurality of different cooking states, and a selection of a plurality of menus. A menu button for setting a mode, and an operation unit that operates in one direction or another direction by selection, the operation unit is configured by a single rotary dial, and the operation of the mode display unit is performed by one direction operation. The state is sequentially selected from one side, the operation state of the mode display section is sequentially selected from the other by operating in the other direction, and the cooking state of the menu display section is operated from one side by operating the menu section in one direction by operating the menu button. The menus are sequentially set, and the cooking state of the menu display section is sequentially set from the other side by operating in the other direction.
[0012]
BEST MODE FOR CARRYING OUT THE INVENTION
An embodiment of the present invention will be described with reference to the drawings. 1 is a front view of an operation display unit of the electric rice cooker of the present invention, FIG. 2 is a front view of the main body, FIG. 3 is a schematic circuit diagram, and FIG. 4 is a chart showing the operation procedure. (1) is an electric rice cooker body composed of a frame (2) and a lid (3) pivotally attached to the frame so as to be openable and closable, and (4) is an operation display unit provided on the front surface of the frame (2). The display items and operation members will be described in detail.
[0013]
(5) is a time display section for displaying the current time, rice cooking start time, spotting time, and heat retention elapsed time, and displays the current time in the standby state. (6) is a mode display section for displaying a plurality of operating states related to “cooking rice” or “heat retention”, and displays “cooking rice”, “high-speed rice cooking”, “good night heat retention”, “heat retention”, and “reheating”. Has items. These are surrounded by a frame as shown in FIG. 1 to distinguish them from other display items described later.
[0014]
(7) is a reservation display section for displaying the reservation mode of the rice cooking start time, which is displayed in the form of "reservation 1" and "reservation 2".
[0015]
(8) is "Rice", "Healthy", "Soft", "Sushi sushi", "Curry rice", "Brown rice", "Okayu", "Diet rice porridge", "Easy" This is a menu display section that displays a plurality of types of menus for “Zari-zu”.
[0016]
(9) is a message display section for displaying to the user the operating procedure, the rice cooking process, and the elapsed time of warming.
[0017]
(10) is a push-type reservation button having a contact (11) for setting a rice cooking start time, and is changed from the “reservation 1” setting mode to the “reservation 2” setting mode by pressing twice. Press twice to enter the neutral (standby) state.
[0018]
(12) is a push-type menu button having a contact (13) for setting the above-mentioned menu to the selection mode.
[0019]
(14) a start button having a contact (15) for executing / stopping a selected rice cooker warming operation state at the center, and (16) a single button rotatably provided around the start button (14). The operation unit is composed of a rotary dial, and is continuously rotatable in one direction (right direction A) and the other direction (left direction B), and the corresponding contacts (17) and (18) by rotation. Turns ON.
[0020]
Here, an example is described in which one desired rice cooking start time is set in advance, the operation state is set to “rice cooking”, and the menu is set to “warm” white rice to start cooking rice.
[0021]
First, from the neutral state, the menu button (12) is pressed once to enter the menu setting mode, so that the "normal" display items are flashed. When the operation unit (16) is rotated in the right direction (arrow A) in this state, the contact (17) is turned on, and the up / down counter (29) inputs to the microcomputer (22) according to the number of times of turning on. However, in one operation, “normal” changes to “hard”, and “flash” flashes as shown in FIG.
[0022]
Of course, if the operation unit (16) is continuously rotated to the right after this, the display items of the menu are changed from "flashing" to "soft" to "flashing brown rice" according to the rotation angle, and leftward. When rotated in the direction of the arrow B, the flashing changes from “normal” to “brown rice”, “porridge”, and “flash” according to the rotation angle, as shown in FIG.
[0023]
That is, when the operation unit (16) is continuously rotated rightward or leftward, the display items on the menu display unit (8) are sequentially selected.
[0024]
(19) is a time setting button for setting the current time when the built-in contact (20) is continuously pressed for 3 seconds, and (20) is for 3 seconds when the built-in contact (21) is continuously pressed. This is a lock button that sometimes cancels the ON signal of the contact by operating each button.
[0025]
Next, the schematic circuit diagram of FIG. 3 will be described. (22) is a microcomputer to which a predetermined program is input in advance, and which is connected to each of the contacts (11) (13), (15), (19), and (21), including the ROM (23) and the RAM (24). A signal determination unit (25), (26), (27), (28) is provided, and an up / down counter (29) connected to the contacts (17), (18) of the operation unit (16) is provided. Have.
[0026]
(30) is a display unit in which the display part of the operation display unit (16) is divided into blocks, and (31) is a heater for heating a pan (not shown).
[0027]
Next, the operation procedure will be described mainly based on the chart of FIG. In the neutral (standby) state, the display items in the normal time display section (5) are sequentially switched from “normal” to “simple porridge” to “brown rice” and “normal”. Is sequentially switched from "normal", "brown rice" to "simple porridge" to "normal".
[0028]
By operating the reservation button (10) once to enter the rice reservation start time setting mode of "reservation 1", the display item of "reservation 1" is flashed as shown in FIG. When the operation unit (16) is rotated clockwise in this state, the contact (17) is turned ON, and the rice cooking start time of "reservation 1" is fast-forwarded according to the rotation angle, and when the desired start time is reached, the rotation is started. stop.
[0029]
During the setting of the rice cooking start time, if the time exceeds the desired start time, the operation unit (16) is rotated to the left, the contact (18) is turned on, and the reverse is performed to return to the desired start time.
[0030]
When the reservation button is operated once more after the setting mode of “reservation 1” in which the reservation button (10) is operated once, the mode becomes the setting mode of the rice cooking start time of “reservation 2”. The part (16) is rotated clockwise or counterclockwise to set the rice cooking start time.
[0031]
When the start button (14) is operated after the selection of the menu and the setting of the rice cooking start time as described above are completed, the operation state becomes "rice cooking", and the apparatus stands by in the state of reserved rice cooking.
[0032]
By the way, when the operation state is set to "high-speed rice cooking", the operation unit (16) is rotated rightward directly without operating a setting change button such as a reservation button (10) or a menu button (14). Then, the start button (14) is operated after the display item is changed from the flushing of “cooking rice” to the flushing of “high-speed rice cooking”. When the operation unit is rotated to the left, the flushing of "cooking rice" changes to the flushing of "good night keeping".
[0033]
That is, when the operation unit (16) is continuously rotated to the right in a state where none of the menu button (12), the reservation button (10), and the start button (14) are operated, the display item of the operation state suddenly becomes " It changes to "cooked rice", "high-speed rice cooker", "heat retention", "night sleep insulation", "cooked rice", and rotates continuously in the left direction. It changes by reversing with "cooking rice".
[0034]
In addition, the start button after operating the operation unit by operating the menu button and the reservation button, the operation button by operating the menu button, and the start button after operating the operation unit without operating the menu button and the reservation button The operation by the operation of the reservation button and the menu button is as shown in FIG. Further, the operation section sets the rice cooking start time by the operation, but may set the rice cooking end time at which the rice cooking ends at the set time.
[0035]
【The invention's effect】
As described above, the present invention is provided with a single operation unit that operates in one direction or the other direction by selection, and this operation unit is operated as it is in one direction to perform “rice cooking” or “heat retention”. A plurality of types of operation states related to are sequentially selected from one side, and sequentially selected from the other side by an operation in the other direction, and the operation unit performs fast forward setting of the rice cooking start time by a one-way operation by operating a reservation button, Since the reverse setting is performed by the operation in the other direction, the operation unit functions as a setting button in any case for common use, thereby reducing the erroneous operation of the user and in one direction and the other direction. Depending on the use of the operation, even if there are many menus, a required menu can be selected instantaneously, and setting of the rice cooking start time is facilitated. In particular, when the operation unit is operated as it is, it is possible to directly select one of a plurality of types of operation states related to “cooking rice” or “warming” which is most frequently used, and the operation is simplified.
[0036]
In particular, when setting the rice cooking start time or rice cooking end time, it is often the case that the time is greatly changed, but in this case, it is possible to approach the desired start time or rice cooking end time in a short time, and thereafter Setting of the time is simplified.
[0037]
In addition, since the operation unit is constituted by a single rotary dial, when there are many menus as described above, it is possible to select a menu near a required menu in a very short time, and if it is necessary, When you jump over a menu you want to rotate, you can rotate it back in the opposite direction.
[0038]
Then, a plurality of operation states related to “cooking rice” or “warming” are sequentially selected from one by one-way operation of the single operation unit, and sequentially selected from the other by another-direction operation, and the menu button is operated. By setting the cooking state of the menu display unit sequentially from one side by one-way operation of the operation unit and sequentially setting the cooking state of the menu display unit from the other by operation in the other direction, the operation unit is The operation state of the mode display unit that always executes “cooking rice” or “warming” can be directly selected without operating other buttons, so that the operation time can be saved.
[0039]
In addition, the operation unit can select a plurality of types of menus by operating the menu buttons, and the number of setting buttons can be reduced.
[Brief description of the drawings]
FIG. 1 is a front view of an operation display unit of an electric rice cooker according to the present invention.
FIG. 2 is a front view of the main body.
FIG. 3 is a schematic circuit diagram similarly.
FIG. 4 is a chart showing an operation procedure.
[Explanation of symbols]
1 electric rice cooker main body 4 operation display section 5 time display section 6 mode display section 7 reservation display section 10 reservation button 12 menu button 14 start button 16 operation section

Claims (3)

A time display unit, a mode display unit for displaying at least a plurality of operation states related to “cooking” or “insulation”, a reservation button for setting a rice cooking start time mode, and either one direction or another direction by selection A single operating unit that operates in one direction, the operating unit sequentially selects the operation state of the mode display unit from one side by one-directional operation, and sequentially selects the operation state of the mode display unit from the other by the other direction operation. An electric rice cooker wherein a rice cook start time is set to a fast-forward setting by one-way operation of the operation unit by selecting and further operating a reservation button, and a reverse setting of the rice cook start time is performed by an operation in another direction. The operation unit is constituted by a single rotary dial, the right direction is operated in one direction, the left direction is operated in the other direction, and the operation state of the mode display unit is selected or the fast forward setting or the reverse setting of the rice cook start time is set. The electric rice cooker according to claim 1, wherein: A time display unit, a mode display unit that displays at least a plurality of types of operation states related to “cooking rice” or “heat retention”, a menu display unit that displays a plurality of types of menus, and a menu for selecting a plurality of types of menus A button, and an operation unit that operates in one direction or the other direction by selection, the operation unit is configured by a single rotary dial , and the operation state of the mode display unit is changed from one direction by operation in one direction. Sequentially, the operation state of the mode display unit is sequentially selected from the other by operation in the other direction, and the cooking state of the menu display unit is sequentially set from one side by the operation of the operation unit in one direction by further operating the menu button, An electric rice cooker wherein the cooking state of the menu display section is sequentially set from the other side by an operation in another direction.

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