JP2005334308A - Rice cooker - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a rice cooker which displays the position of a present water quantity in an easy-to-grasp manner by measuring the weight of food to be cooked in a pot by a weight detection means, judging a quantity degree of the result with an added water quantity set according to each rice-cooking quantity, displaying the judging result as the position of the present water quantity, displaying the rice-cooking quantities before and after this vertically, and displaying an interval between them divided into some steps. <P>SOLUTION: The rice cooker is provided with the pot 1, a heating means 2, a temperature detection means 3, a weight detection means 4, a weight storage means 5, an added water quantity setting storage means 6, a rice cooking quantity comparing and judging means 7, a storage holding means 8, an added water quantity comparing and judging means 9, an added water quantity displaying means 10, and a rice-cooking quantity display means 11. Thus, the position of the present water quantity is easily grasped, so that the water quantity for rice cooking is not set by a maker but set according to liking of a customer. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a rice cooker that measures the weight of an object to be cooked in a pan and displays the result.

  Conventionally, this type of rice cooker generally takes the following steps before starting rice cooking. First weigh the rice with a measuring cup, etc., wash the weighed rice, put the rice in a pan, and adjust the amount of water according to the level line provided on the inner surface of the pan according to the amount of rice. Then, place the pan on the rice cooker body, perform re-weighing, and start cooking rice. When adjusting the amount of water, it is the amount of water set by the manufacturer, and the degree is also set by the manufacturer.

5 and 6 show a conventional rice cooker described in Patent Document 1. FIG. As shown in FIGS. 5 and 6, the container body 20, the pan 21, the weight detection means 22, and the control and display means 23 are configured.
Japanese Patent Publication No. 7-24621

  However, in the conventional configuration, the result of detecting the weight is displayed by a cup display, and the amount and degree of water relative to the rice are set by each manufacturer. There was a problem that it was not possible to obtain rice that suits the taste.

  This invention solves the said conventional subject, measures the weight of the to-be-cooked object in a pan with a weight detection means, and judges the some degree with the amount of water set according to each rice cooking amount as a result The determination result is displayed as the current water amount position. To provide a rice cooker that displays the amount of cooked rice before and after it, displays it in several stages, and makes it correspond to the scale of the cooked rice in the pan, and displays the current water amount position in an easy-to-understand manner. Objective.

  In order to solve the conventional problems, a rice cooker according to the present invention includes a rice cooker main body, a pot for storing the food to be cooked, a heating means for heating the food to be cooked through the pot, and the pot for the rice cooker. Pan temperature detecting means for detecting the temperature of the cooked food, weight detecting means for detecting at least the content weight of the pan, and weight storage means for storing the weight range of the rice weight set according to each rice cooking amount And a water amount setting storage means for setting and storing a plurality of stages of water weight for each rice cooking amount, a rice weight detected by the weight detection means, and each rice cooking amount stored in the weight storage means The rice cooking amount comparison judging means for comparing the weight range according to the rice cooking amount, the memory holding means for storing and holding the rice cooking amount judged by the rice cooking amount comparison judging means, and the rice cooking amount memorized by the memory holding means Stored in the water content setting storage means A water amount comparison / determination means that can selectively determine a plurality of stages of water weight, a water amount display means that displays the determination result of the water amount comparison / determination means stepwise, and a rice cooking amount comparison / determination means It is provided with rice cooking amount display means for sandwiching and displaying each stage of the amount of water displayed by the water amount display means with the determined rice cooking amount before and after.

  As a result, when adding or subtracting water, you can see the current water volume position at a glance, and you can adjust the amount of water while looking at the display instead of looking at the water level line of the pan. It becomes possible to set according to customer's preference.

  The rice cooker of the present invention knows the current amount of water when adding or subtracting water, so you can adjust the amount of water while watching the display instead of watching the water level line of the pan. Rather, it can be set according to customer preferences.

  1st invention is the pan which accommodates to-be-cooked object, the heating means to heat the said to-be-cooked object through the said pan, the pan temperature detection means to detect the temperature of the to-be-cooked object accommodated in the said pan, Weight detection means for detecting at least the content weight of the pan, weight storage means for storing the weight range of the rice weight set according to each rice cooking amount, and water amounts of water in multiple stages for each rice cooking amount A rice amount comparison for determining the amount of rice to be cooked by comparing the weight range corresponding to the amount of rice cooked stored in the weight storage means and the rice weight detected by the weight detecting means The determination means, the storage holding means for storing and holding the cooked rice amount determined by the cooked rice amount comparing and determining means, and the water weight of the plurality of stages stored in the water amount setting storage means in the cooked rice amount stored by the storage holding means. Amount of water that can be determined selectively Comparison determination means, addition amount display means for displaying the determination result of the addition amount comparison determination means step by step, and the amount of rice cooked before and after the determination by the comparison amount determination means, are displayed on the addition amount display means. By providing rice cooking amount display means for displaying each stage of the amount of water sandwiched, the current water amount position becomes easy to understand, and rice can be cooked with water adjustment according to customer preference.

  In particular, the second invention is provided with a normal water content display at a stage corresponding to the ratio to the amount of cooked rice displayed by sandwiching the water content display displayed by the water content display means of the first invention. , You can see the standard set amount of water in the manufacturer setting.

  Especially the 3rd invention judges with the said rice cooking amount comparison determination means of the 1st or 2nd invention, and the amount of rice cooking displayed on both sides of each stage of the amount of water displayed by the water amount display means is the above-mentioned By corresponding to the scale of the amount of cooked rice attached to the pan, the amount of water can be adjusted without looking at the water level line of the pan.

  In particular, the fourth aspect of the invention includes each stage of the amount of water determined by the water amount comparison and determination unit, which is displayed by being sandwiched by the amount of rice determined by the rice amount comparison and determination unit of the first or second invention. By displaying at least the entire area of each cooked rice in stages, it becomes the same as the enlarged display of the water level line of the pan, so the water volume can be easily adjusted.

  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)
FIG. 1 shows a sectional view of a rice cooker according to the first embodiment of the present invention.

  In FIG. 1, 12 is a rice cooker main body. In this rice cooker main body 12, a pot 1 into which an object is to be cooked is stored so that it can be put in and out. An induction heating coil is provided as the heating means 2. The weight detecting means 4 for detecting at least the content weight of the pan 1 is disposed below the temperature detecting means 3 disposed in contact with the bottom surface of the pot 1 and outputs a signal to the control means 13 equipped with a microcomputer. The display means 14 receives the output of the control means 13 and displays the result.

  FIG. 2 shows a block diagram of the rice cooker.

  In FIG. 2, at least the content weight of the pot 1, the heating means 2 for heating the cooked food through the pot 1, the temperature detecting means 3 for detecting the temperature of the food to be cooked accommodated in the pot 1, and the pot 1. The weight detecting means 4 for detecting the weight, the weight storing means 5 for storing the weight range of the rice weight set according to each rice cooking amount, and setting and storing the water amount of water in multiple stages for each rice cooking amount A rice amount comparison judgment for comparing the rice weight detected by the weight detection means 4 and the weight range corresponding to each rice cooking amount stored in the weight storage means 5 to determine the rice cooking amount A plurality of stages stored in the water amount setting storage means 6 in the rice cooking amount stored in the storage holding means 8 and the storage holding means 8 for storing and holding the rice cooking amount determined by the means 7, the rice cooking amount comparison determination means 7 Water to allow selective determination of water weight Comparison determination means 9, addition amount display means 10 for displaying the determination results of the addition amount comparison determination means 9 in stages, and the amount of rice cooked before and after the determination by the amount of rice comparison comparison determination means 7, the addition amount display means 10 and a rice cooking amount display means 11 for displaying each stage of the amount of water displayed at 10.

  The control unit 13 includes a weight storage unit 5, a rice cooking amount comparison determination unit 7, a storage holding unit 8, a hydration amount comparison determination unit 9, and a hydration amount setting storage unit 6. The output from the weight detection unit 4 is input, The result is output to the display means 14.

  The display unit 14 includes a water amount display unit 10 and a rice cooking amount display unit 11.

  Next, FIG. 3 shows the display means 14, which has a plurality of display portions. 15 indicates the time. Display units 16 and 17 having a shape of “□” are attached to the upper right side and lower right side of the display unit 14. Numbers indicating the amounts of cooked rice before and after determined from the results detected by the weight detection means are displayed in the display portions 16 and 17 having the shape of “□”. Between the display units 16 and 17 having a shape of “□”, four display units 18 having a shape of “−” are attached in a column. The display unit 10 is attached between the display unit 18 and the display unit 15 having a shape of “−”. This indicates the current water amount position determined from the result detected by the weight detection means 4. The normal amount of water is displayed by the numbers displayed in the display portions 16 and 17 having a shape of “□” and the blinking of the display portion 18 having a shape of “−”.

  FIG. 4 shows a flowchart of the rice cooker.

  In FIG. 4, when the weight determination is started in Step 1, the process proceeds to Step 2, and if it is within the reference range, the process proceeds to Step 5 to display an appropriate display. If it is not within the reference range in step 2, the process proceeds to step 3, and if it exceeds the reference range, the process proceeds to step 6 to display a larger number. If it is determined in step 3 that the reference range is not exceeded, the process proceeds to step 4, and if it is less than the reference range, the process proceeds to step 7 to display a small amount.

  About the rice cooker comprised as mentioned above, the operation | movement and an effect | action are demonstrated below.

  First, the pan 1 is placed as shown in FIG. 2 with rice and water in the pan 1. The weight of rice and water is measured by a weight sensor which is the weight detection means 4, and the result is output to the control means 13. The control means 13 receives the output from the weight sensor as input, determines the rice cooking amount by comparing with the weight range of the rice weight set according to each rice cooking amount, and displays it on the display units 16 and 17. Moreover, it displays on the display means 10 as a present water amount position compared with what set the water | moisture content of the water weight of several steps with respect to each rice cooking amount. In this case, when the amount of cooked rice is 1 go, the weight of rice in 1 go is 150 g, the weight of water is about 1.76 times the weight of rice, and the combined weight of rice and water is 415 g, which is ± 20 g Set the degree as the reference range. Assuming that the weight of the rice is 576 g, the display is as shown in FIG. When it is desired to cook rice according to the water level line of the pot, the amount of water should be adjusted so that the display unit 10 comes to the position of the display 17.

  As described above, in the present embodiment, the current water amount position is easy to understand, and rice can be cooked with water adjustment according to customer's preference. In addition, since there are differences depending on the manufacturer in the rice cooker that sets the degree to the appropriate water amount value, if you do not cook once, you do not know the result of rice, so it will be troublesome twice, but in the rice cooker of the present invention it is necessary Disappear. In addition, the value of the display parts 11-15 of the display means 5 is an example of implementation, and can change a numerical value according to a condition.

  In addition, the display of the amount of water displayed by the water amount display means of the present embodiment is a stage according to the ratio to the amount of cooked rice that is sandwiched and displayed with a normal water amount display, so that the standard in the manufacturer setting Knowing the amount of water set, you can cook rice with the standard amount of water set by the manufacturer.

  In addition, the amount of cooked rice determined by the rice cooker amount comparison and determination unit of the present embodiment and displayed across each stage displayed by the water amount display unit corresponds to the scale of the amount of rice cooked on the pan. Thus, the amount of water can be adjusted without looking at the water level line of the pan.

  In addition, each stage of the amount of water determined by the water amount comparison determination means displayed by sandwiching the amount of rice determined by the rice cooking amount comparison determination means can display at least the entire area of each rice cooking amount in stages. Since it becomes the same as the enlarged display of the water level line of the pan, the water amount can be easily adjusted. Moreover, when it is desired to cook a non-integer number such as 2.2, the water level line can be easily adjusted.

  Moreover, although the induction heating system was demonstrated as an example as the heating means 2 which heats the pan 1 in this Embodiment, there is no trouble also in a heater type, a gas rice cooker, etc.

  As described above, the rice cooker according to the present invention can display the current water amount position in an easy-to-understand manner, and thus can be applied not only to a normal rice cooker but also to a fully automatic rice cooker.

Sectional drawing of the rice cooker of the Example of this invention Block diagram of the rice cooker The figure which shows the display part of the display means of the rice cooker Flow chart of the rice cooker Perspective view of the entire conventional rice cooker Side view showing in principle the support mechanism and detector of a conventional rice cooker

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Pan 2 Heating means 3 Temperature detection means 4 Weight detection means 5 Weight storage means 6 Water content setting memory means 7 Rice cooking amount comparison judgment means 8 Memory holding means 9 Water content comparison judgment means 10 Water content display means 11 Rice content display means 12 Rice cooker body 13 Control means 14 Display means

Claims (4)

A rice cooker body, a pan for storing the cooking object, a heating means for heating the cooking object via the pot, a pan temperature detecting means for detecting the temperature of the cooking object stored in the pan, and Weight detection means for detecting at least the content weight of the pan, weight storage means for storing the weight range of the rice weight set according to each rice cooking amount, and water amounts of water in multiple stages for each rice cooking amount A rice amount comparison for determining the amount of rice to be cooked by comparing the weight range corresponding to the amount of rice cooked stored in the weight storage means and the rice weight detected by the weight detecting means The determination means, the storage holding means for storing and holding the cooked rice amount determined by the cooked rice amount comparing and determining means, and the water weight of the plurality of stages stored in the water amount setting storage means in the cooked rice amount stored by the storage holding means. Water that enables selective determination Comparison determination means, addition amount display means for displaying the determination results of the addition amount comparison determination means step by step, and the amount of cooked rice before and after the determination by the comparison amount determination means, are displayed on the addition amount display means. A rice cooker provided with rice cooking amount display means for sandwiching and displaying each stage of water content. The display of the amount of water displayed by the water amount display means is a rice cooker according to claim 1, which is provided with a normal amount of water display at a stage corresponding to the ratio to the amount of cooked rice displayed while being sandwiched. The rice cooking amount determined by the rice cooking amount comparison and determination means and displayed across each stage of the amount of water displayed by the water amount display means corresponds to the scale of the rice cooking amount attached to the pan. Item 9. A rice cooker according to item 1 or 2. Each stage of the amount of water determined by the water amount comparison and determination means displayed by sandwiching the amount of rice determined by the rice cooking amount comparison and determination means enables at least the entire region of each rice amount to be displayed stepwise. Item 9. A rice cooker according to item 1 or 2.

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