JPH0822254B2 - Automatic rice cooker - Google Patents

Description

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

Conventional technology Conventionally, in an automatic rice cooker that performs a series of operations from washing rice, adjusting water, and cooking rice, the type of rice, how to cook, 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. However, there was a problem that it was inconvenient because it had to be reset every time rice was cooked.

Also, even if you want to adjust the water content so that the quality of the rice is the same, the moisture content of new rice immediately after harvest in autumn has a large water content, but the water content decreases as the months go by. Therefore, there was also the problem that the amount of water added had to be changed depending on the season.

In view of the above problems, it is an object of the present invention to easily set the rice cooked to the user's taste and to automatically adjust the amount of water added according to the season.

Means for Solving the Problems In order to solve the above-mentioned problems, the automatic rice cooker of the present invention stores rice and discharges a predetermined amount each, and a water supply unit that supplies water necessary for cooking rice, and rice. It has a control circuit unit for controlling the discharge of rice, washing rice, and cooking rice, and this control circuit unit is an operation unit for setting a predetermined type of rice, a cooking method, a rice cooking amount, and a water addition / decrease, and a time and a month / day. A clock means for counting and calculating the change in water content of rice due to seasonal changes, and a rewritable memory circuit for storing the amount of rice cooked and the amount of water added depending on the type of rice and how it is cooked once. When the rice is cooked next time, the previous type of rice, how to cook the rice, the amount of cooked rice and the amount of water added are called and the amount of water added is corrected according to the output of the clock means. Also, when the type of rice and the cooking method are selected, the amount of cooked rice and the amount of water cooked last time are called for the selected type and cooking method of rice.

Action The present invention, by the above configuration, stores the type and cooking method of rice once cooked, the amount of cooked rice and the amount of water added in the rewritable memory circuit, and the next time you cook rice, just press the start switch once. It is possible to cook rice with the same type and method of rice, and the amount and amount of rice cooked, as well as rice, and even if the quality of rice changes with the seasons, it is possible to cook like the previous time. Moreover, even if the type of rice or the way of cooking is changed, it is possible to cook rice with the same amount of rice and the same amount of water as the previous time.

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

FIG. 1 is a sectional view showing the overall construction of this embodiment. The rice cooking unit 1 is provided with a pan 2 for cooking rice and a heating means 3 for heating the pan 2. 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 2. The water supply unit 9 that supplies the water necessary for cooking rice has a water tank 10 and a water pot 2
A water supply pipe 11, a water supply pipe 12, and a water supply nozzle 13 are provided. The control circuit unit 14 attached to the front of the main body is the second
As shown in the figure, a control circuit 15 for controlling the above parts to automatically cook rice, an operation unit 16 for setting the amount of rice cooked and the amount of water added, and a rewritable memory that stores the amount of rice cooked and the amount of water added The memory circuit 17 and the clock means 18 are provided. (Hereinafter, the rewritable memory circuit 17 will be referred to as RAM) Next, the operation will be described with reference to the block diagram of FIG. First, when you cook rice for the first time, the type of rice, how to cook,
RAM17 is the standard data for all cooking amounts and water additions.
The type of rice used by the user, the intended rice cooking method such as cooked rice or cooked rice, and the amount of rice cooked and the amount of water added, which is harder or softer than the standard, are set through the operation unit 16. Then, although not shown in the figure, when the start switch provided on the operation unit 16 is pressed, the set rice type, cooking method, rice cooking amount and water adjustment are stored in the RAM 17, and the set rice cooking amount is set. The rice is taken out from the rice pot part 4, washed in the rice washing part 7 and put into the pan 2. In addition, the amount of water according to the set amount of water changes from the water supply unit 9 to the pan 2.
Enter When a set amount of rice and water are prepared, heating means 3
The pot 2 is heated by the temperature detecting element 20 and the pot 2 is heated.
The rice is cooked by controlling the heating means 3 while detecting the temperature. All of these series of movements are controlled by the control circuit 15.

When cooking rice from the second time onward, if the type of rice you like and how you cook it and the amount of rice cooked and the amount of water do not change, just press the start switch It is called from the memory circuit 14, and only the amount of water added is corrected according to the season based on the output of the clock means 18 (specifically, the amount of water supplied is less than the standard during the autumn new rice season, During the period from the change to the next new rice, the amount of water supply is gradually increased from the standard) and the rice cooking is started, and the rice cooking is automatically completed by the series of operations described above. Here, the clock means recognizes the season through the month and day at that time, and by correcting the water addition and decrease with the output of the clock means, even if the season changes and the water content of rice changes, It allows you to cook rice with the desired hardness.

 FIG. 3 shows the operation unit 16 and the display unit 23.

Also, when changing the rice type and cooking method, set the rice type and cooking method using the operation unit 13, and when changing only the cooking method, set the cooking method using the operation unit 13. After that, just press the start switch 166 to cook rice with the same amount and amount of rice as before.

Further, in this embodiment, an example is shown in which the type of rice, how to cook, and the amount of cooked rice and the amount of water added are stored, but it is of course possible not to store any of these.

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 you cook and how you cook it, and the amount of rice cooked and the amount of water do not change, just press the start switch and the previous type of rice, how you cook rice, the amount of rice cooked and the amount of water added will be called from the memory circuit. Does not need to reset rice type and cooking method, cooking amount and amount of water, because the rice is started automatically after the seasonal fluctuation is corrected and rice is automatically completed by the series of operations described above. Therefore, the operation is extremely easy.

Furthermore, even when changing the type of rice and the cooking method, if the amount of rice cooked and the amount of water added to the type and cooking method of rice do not change,
After setting the type of rice and the cooking method, you can cook the rice with the same amount of rice as the previous time and the amount of water adjusted according to the season, just by pressing the start switch. Since the user does not have to remember and reset each time, the operation is simple and rational.

[Brief description of drawings]

FIG. 1 is a sectional view showing the overall construction of an embodiment of the present invention, FIG. 2 is a block diagram thereof, and FIG. 3 is a front view of the display section and the operating section. 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 ... … Memory circuit (RAM), 18… Clock means.

Claims (2)

[Claims] 1. A rice cooking section equipped with a pot and a heating means for cooking rice, a rice pot section capable of storing rice and discharging a predetermined amount of rice, a rice washing section for washing the discharged rice, 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 memory circuit that stores the amount of rice cooked and the amount of water added to the type of rice and how it is cooked once, and the time and month are counted, and the change in the moisture content of rice due to seasonal changes is calculated. An automatic rice cooker having a clock means, which is configured to call the previous type of rice, how to cook rice, the amount of cooked rice, and the amount of water added when rice is cooked next time, and to correct the amount of water added by the output of the clock means. 2. The automatic rice cooker according to claim 1, wherein when the type of rice and the cooking method are selected, the previous amount of cooked rice and the amount of water for the selected rice type and cooking method are called.