JPH07106178B2 - Automatic rice cooker - Google Patents

Description

TECHNICAL FIELD The present invention relates to an automatic rice cooker used in general households.

2. Description of the Related Art Conventionally, in an automatic rice cooker that performs a series of operations from washing rice, adjusting water, and cooking rice, the type of rice, the cooking method, the amount of cooked rice, and the amount of water are stored in a ROM (read-only memory) of a memory circuit. Because it used the data, it was necessary to return to the initial state each time rice was cooked and reset these settings each time rice was cooked.

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention In such a conventional type automatic rice cooker, the type of rice to be used, the method of cooking and the degree of water preference are determined for each user, and the amount of rice cooked is generally the same. Despite that, there was a problem that it was inconvenient because the settings had to be reset every time rice was cooked.

In addition, when trying to cook with less frequent use, for example, remembering how the red rice cooked a year ago was cooked, it was necessary for the user to correct it and set the amount of water added. There is also a problem that it is very difficult for the user to set the water level to suit his or her preference when the rice used is different from the previous one or the amount of cooked rice is different.

In view of the above problems, it is an object of the present invention to simplify the operability in setting the amount of cooked rice and the amount of water adjustment according to the preference of the user.

Means for Solving the Problems In order to solve the above-mentioned problems, the automatic rice cooker of the present invention stores rice and can discharge a predetermined amount of rice, and a water supply unit that supplies water necessary for cooking rice. It has a control circuit part for controlling the discharge of rice, washing rice, and cooking rice, and this control circuit part is an operation part for setting a predetermined type of rice, how to cook it, the amount of rice cooked, and the degree of water addition, and after finishing the rice cooking. A notification unit that outputs a message, a correction input unit for the amount of rice cooked and the amount of water added, and a rewritable memory that stores the corrected amount of rice cooked and the amount of water added depending on the type of rice and how it is cooked once It has a memory circuit, and when you cook rice next time, the type and cooking method of the previous rice,
It is configured so that the corrected amount of cooked rice and the amount of water added can be called. Further, when the type and cooking method of rice are selected, the amount of cooked rice and the amount of water that has been corrected and cooked last time for the selected type and cooking method of rice can be called.

Effect The present invention, with the above-described configuration, corrects the type and cooking method of rice once cooked, the amount of cooked rice, and the amount of water added, and stores the result in a rewritable storage circuit, and next time. By pressing the start switch once when cooking rice, it is possible to cook with the same type and method of rice as the previous time and the corrected amount of rice and the amount of water added. Further, even when the type of rice or the way of cooking is changed, it is possible to cook rice with the amount of cooked rice and the amount of water adjusted according to the preference of the user in the previous cooking of rice.

Embodiment An embodiment of the present invention will be described with reference to the accompanying drawings.

FIG. 2 is an overall configuration diagram of this embodiment. In the rice cooker 1,
A pot 2 for cooking rice and a heating means 3 for heating the pot 2 are provided. 4 is a rice bin, which has a rice discharge port 6 for discharging a predetermined amount of rice under the rice bin 5 for storing rice. The discharged rice is washed in the rice washing unit 7 and then passed through the transfer unit 8. And sent to the pan 1. A water supply unit 9 that supplies water necessary for cooking rice includes a water tank 10, a pump 11 that supplies water to the pan 1, a water supply pipe 12, and a water supply nozzle 13. 14
2 is a control circuit unit, as shown in FIG. 2, a control circuit 15 for controlling each unit to automatically cook rice, an operation unit 16 for setting the amount of rice cooked and the amount of water to be cooked, and a rice cooker after the rice is cooked. A notification unit 17 that outputs a message inquiring whether the amount and adequacy of water addition and reduction, and a correction input unit 18 that inputs the amount of rice cooked and the correction amount of water addition and subtraction according to the message output to the notification unit 17,
A rewritable storage circuit 19 for storing the amount of cooked rice and the amount of water corrected according to the input amount from the correction input unit 18 is provided (hereinafter, the storage circuit 19 is referred to as RAM).

Next, the operation will be described with reference to FIG. First, when rice is cooked for the first time, standard data is stored in RAM19 for all types of rice, how to cook, the amount of rice cooked, and the amount of water added, so the type of rice used by the user and the amount of rice or cooked rice. Alternatively, set the intended cooking method such as red rice and the amount of cooked rice and the amount of water that is harder or softer than the standard through the operation unit 16, and press the start switch provided on the operation unit 16 although not shown in the figure, The set type of rice, how to cook, the amount of cooked rice, and the amount of water added are stored in RAM 19, and
A set amount of cooked rice is discharged from the rice pot section 4, washed in the rice washing section 7 and put into the pan 2. In addition, the amount of water according to the set amount of water enters the pan 2 from the water supply unit 9. When a set amount of rice and water are prepared, the heating means 3 heats the pan 2, and the temperature detecting element 20 detects the temperature of the pan 2 to control the heating means 3 to complete the cooking of rice. All of these series of movements are controlled by the control circuit 15.

When the rice cooking is completed, the control circuit 15 outputs a message inquiring whether or not the amount of cooked rice and the amount of water added were appropriate to the notification unit 17. In response to this message, the user inputs the increase / decrease in the amount of cooked rice and the amount of water addition through the correction input unit 18. Then, the data stored in the RAM 19 before rice cooking is corrected and stored again in the RAM 19.

When cooking rice from the second time onward, if the type of rice, how to cook, the amount of rice cooked, and the amount of water added are all the same as the data that was previously corrected and stored, simply press the start switch and the previous data will be stored in RAM19. The rice is called to start the rice cooking, and the rice cooking is automatically completed by the series of operations described above.

Next, when changing the type of rice and the way of cooking, after setting the type of rice and the way of cooking with the operation unit 16, press the start switch to cook rice with the same or corrected rice amount and water addition as before. be able to. Also, when changing only the way of cooking, after setting the way of cooking with the operation unit 16, press the start switch to cook rice with the same rice type as before or with the same or corrected rice amount and water addition. You can

In the description of the present embodiment, an example in which the type of rice and how to cook and the amount of cooked rice and the amount of water added are stored has been described, but it is possible to store none of these.

Further, since the RAM 19 is used as the storage means, a backup power supply is required, but if a non-volatile raw memory is used instead of the RAM 19, for example, the backup power supply becomes unnecessary and it is economical.

Further, the heating means 3 may be a heating coil for performing electromagnetic induction heating or a dielectric heating by microwaves other than the heater.

EFFECTS OF THE INVENTION As is apparent from the description of the embodiments above, according to the present invention, when rice is cooked by first setting the type of rice and how to cook it, and setting the amount of rice and the amount of water, the second and subsequent rice cooks. Time
If the type of rice and how you cook it, and the amount of cooked rice and the amount of water that you like do not change, simply press the start button to recall the previous type of rice, how to cook it, and the amount of water and the amount of water that you want to cook. Is started, and rice is automatically cooked according to the above series of operations, so it is not necessary to reset the rice type, how to cook, the amount of rice cooked and the amount of water added, so the operation is extremely easy. is there.

In addition, after the rice is cooked, it can be reconfirmed whether or not the amount of cooked rice and the amount of water added are appropriate, corrected and stored, which is extremely practical.

Furthermore, even when changing the type of rice and the cooking method, if the amount of rice cooked and the amount of water for the type of rice and the cooking method do not change, simply set the rice type and cooking method and then press the start switch. Since it is possible to cook rice with the same amount of rice and the amount of water to be cooked, it is easy and rational to operate because it is not necessary for a person to remember and reset the amount of rice to cook and the amount of water to be cooked for the type of rice and how to cook.

[Brief description of drawings]

FIG. 1 is a block diagram of an automatic rice cooker showing an embodiment of the present invention, and FIG. 2 is a sectional view showing the entire structure thereof. 1 ... rice cooking part, 2 ... pan, 3 ... heating means, 4 ... rice pot part, 7 ... rice washing part, 9 ... water supply part, 14 ... control circuit part, 16 ... operating part, 17 ... … Notification section, 18 …… Correction input section,
19 ... Memory circuit (RAM).

Claims (2)

[Claims] 1. A rice cooking unit equipped with a pot for heating rice and a heating means, a rice pot unit capable of storing rice and discharging a predetermined amount of rice, a rice washing unit for washing the discharged light, and a rice necessary for cooking rice. It has a water supply part for supplying water and a control circuit part for controlling each of these parts, and this control circuit part has an operation part for setting a predetermined type of rice, how to cook, the amount of rice cooked and the amount of water addition, A rewritable storage circuit that stores the amount of cooked rice and the amount of water for the type of rice and how it is cooked once, and a notification unit that outputs a notification of inquiries about the amount of cooked rice and the suitability of the amount of water after cooking. It has a correction input unit for inputting the rice cooking amount and the correction amount of the water addition and subtraction, and the rice cooking amount and the water addition and adjustment are corrected by the input amount from this correction input unit and stored in the memory circuit, and when cooking rice next time, Rice type and cooking method and corrected rice cooking amount and water addition Automatic rice cooker that is configured to call the. 2. The automatic rice cooker according to claim 1, wherein when the rice type and the cooking method are selected, the previously cooked rice amount and the adjusted water amount for the selected rice type and the cooking method are called. .