JP2004344224A - Rice cooker and warmer - Google Patents

Rice cooker and warmer Download PDF

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Publication number
JP2004344224A
JP2004344224A JP2003141722A JP2003141722A JP2004344224A JP 2004344224 A JP2004344224 A JP 2004344224A JP 2003141722 A JP2003141722 A JP 2003141722A JP 2003141722 A JP2003141722 A JP 2003141722A JP 2004344224 A JP2004344224 A JP 2004344224A
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JP
Japan
Prior art keywords
rice
sound
lid
completion
rice cooking
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
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JP2003141722A
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Japanese (ja)
Inventor
Shinichi Sato
慎一 佐藤
Masato Watanabe
正人 渡辺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP2003141722A priority Critical patent/JP2004344224A/en
Publication of JP2004344224A publication Critical patent/JP2004344224A/en
Pending legal-status Critical Current

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Abstract

<P>PROBLEM TO BE SOLVED: To provide a rice cooker and warmer which prevents cooked rice from being forgotten to be loosened by giving an alarming sound for reminding the loosening of the cooked rice every specified period of time after the completion of the rice cooking, and by which a delicious cooked rice can be eaten by preventing the cooked rice from being forgotten to be loosened, and recommending and educating the loosening of the cooked rice to a user in the rice cooker and warmer equipped with an alarming means for emitting the alarming sound. <P>SOLUTION: The motions of rice cooking and warming are controlled by a controlling means 15 by controlling a driving means 13 which drives a heating means 12. A rice cooking completion alarming sound is emitted from the alarming means 18 right after the completion of rice cooking by a rice cooking completion notifying means 17. At least after a specified period of time has passed after the completion of the rice cooking, the alarming sound is emitted from the notifying means 18 by a loosening notifying means 19, and the loosening of the cooked rice is announced to the user. When a lid opening/closing detecting means 20 which detects the opening/closing of a lid 11 detects the opening/closing of the lid after the completion of the rice cooking, it is judged that the cooked rice has been loosened already, and this rice cooker and warmer is constituted in such a manner that the emission of the loosening notifying sound is canceled by a sound stopping means 21. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

【0001】
【発明の属する技術分野】
本発明は、報知音を出す報知手段を備えたジャー炊飯器に関するものである。
【0002】
【従来の技術】
最近は、おいしく調理をすることができ、かつ使いやすいジャー炊飯器が求められてきている。
【0003】
従来、この種のジャー炊飯器は図6に示すように構成していた。以下、その構成について説明する。
【0004】
図6に示すように、内鍋1はジャー炊飯器本体内部に設置し、調理物を入れるもので、この内鍋1の上部に蓋2を開閉自在に設け、調理中は閉じている。加熱手段3は駆動手段4によって駆動され、内鍋1内の調理物を加熱する。温度検知手段5は内鍋1内の調理物の温度を検知するもので、その出力を制御手段6に入力し、制御手段6は温度検知手段5で検知した調理物の温度や計時手段7で計時している時間を基に、駆動手段4を制御し炊飯動作を制御している。炊飯が終了すると、炊飯終了お知らせ手段8が報知手段9に炊飯終了を報知させる(例えば、特許文献1参照)。
【0005】
【特許文献1】
特開平5−80203号公報(第1頁、第1図)
【0006】
【発明が解決しようとする課題】
一般に、炊飯終了後は一度、蓋2を開けて、ご飯をしゃもじでほぐすことによりご飯内の余分な水分をとばし、炊きむらを均一化することによって、よりご飯をおいしくすることができる。
【0007】
しかしながら上記のような構成では、炊飯終了時に席を外していた場合などにご飯をほぐすことを忘れてしまう。また、使用者によってはご飯をほぐすことをしない、知らないがためによりおいしいご飯を食べる機会を逸しているといった問題があった。
【0008】
本発明は上記従来の課題を解決するもので、炊飯終了後から一定時間ごとにご飯のほぐしお知らせ報知音を鳴らすことにより、ご飯のほぐし忘れを防ぎ、またご飯をほぐすことを使用者に推奨、啓発してよりおいしいご飯を食べることができるジャー炊飯器を提供することを目的としている。
【0009】
【課題を解決するための手段】
本発明は上記目的を達成するために、炊飯器本体内部に調理物を入れる内鍋を設置し、内鍋の上部に蓋を開閉自在に設け、加熱手段により内鍋を加熱し、内鍋内の調理物の温度を温度検知手段により検知し、制御手段により温度検知手段からの入力や時間を計時する計時手段により加熱手段を駆動する駆動手段を制御して炊飯や保温の動作を制御し、炊飯終了お知らせ手段により炊飯終了直後に報知手段より炊飯終了報知音を鳴動させ、ほぐしお知らせ手段により少なくとも炊飯終了後から一定時間経過後に報知手段より報知音を鳴動させて使用者にご飯をほぐすことを知らせ、炊飯終了後に蓋の開閉を検知する蓋開閉検知手段が蓋開閉を検知するとすでにほぐしたものと判断して、鳴動停止手段によりほぐしお知らせ音の鳴動を取り消すよう構成したものである。
【0010】
これにより、炊飯終了後から一定時間ごとにご飯のほぐしお知らせ報知音を鳴らすことにより、ご飯のほぐし忘れを防ぐことができ、またご飯をほぐすことを使用者に推奨、啓発できてよりおいしいご飯を食べることができるジャー炊飯器を提供することができる。
【0011】
【発明の実施の形態】
本発明の請求項1に記載の発明は、炊飯器本体内部に設置し調理物を入れる内鍋と、前記内鍋の上部に開閉自在に設けた蓋と、前記内鍋を加熱する加熱手段と、前記加熱手段を駆動する駆動手段と、前記内鍋内の調理物の温度を検知する温度検知手段と、時間を計時する計時手段と、前記温度検知手段からの入力や前記計時手段により前記駆動手段を制御して炊飯や保温の動作を制御する制御手段と、報知音を出す報知手段と、炊飯終了直後に前記報知手段より炊飯終了報知音を鳴動させる炊飯終了お知らせ手段と、前記蓋の開閉を検知する蓋開閉検知手段と、少なくとも炊飯終了後から一定時間経過後に前記報知手段より報知音を鳴動させて使用者にご飯をほぐすことを知らせるほぐしお知らせ手段と、炊飯終了後に前記蓋開閉検知手段が蓋開閉を検知するとすでにほぐしたものと判断して前記ほぐしお知らせ音の鳴動を取り消す鳴動停止手段とを備えたものであり、炊飯終了後から一定時間ごとに報知音を鳴らすことによりご飯のほぐし忘れを防ぐことができ、また、ご飯をほぐすことを知らない人にもご飯をほぐすことをお知らせすることにより、よりおいしいご飯を食べることができる。また、ご飯をほぐすために蓋を開けるとそれを検知することによりすでにご飯はほぐされていると判断して、不要なほぐしお知らせの報知音を鳴らすことを止めて、より気持ちよくジャー炊飯器を使用することができる。
【0012】
請求項2に記載の発明は、上記請求項1に記載の発明において、蓋開の時間が所定時間より短い場合はご飯をほぐしていないと判断して鳴動停止手段の鳴動停止動作を働かないようにする鳴動停止取消手段を付加したものであり、ご飯をほぐすにはあまりに短い時間の蓋開の場合は、ご飯をほぐすために蓋を開けたのではないと判断して、ご飯のほぐしの誤検知を防ぐことができ、より正確に動作する炊飯器を得ることができる。
【0013】
【実施例】
以下、本発明の実施例について、図面を参照しながら説明する。
【0014】
(実施例1)
図1に示すように、内鍋10はジャー炊飯器本体内部に設置し、調理物を入れるもので、この内鍋10の上部に蓋11を開閉自在に設け、調理中は閉じている。加熱手段12は駆動手段13によって駆動され、内鍋10内の調理物を加熱する。温度検知手段14は内鍋10内の調理物の温度を検知するもので、その出力を制御手段15に入力し、制御手段15は温度検知手段14で検知した調理物の温度や計時手段16で計時している時間を基に、駆動手段13を制御し炊飯動作を制御している。炊飯が終了すると、炊飯終了お知らせ手段18が報知手段18に炊飯終了を報知させる。
【0015】
炊飯終了報知が終了後、計時手段16で計時して一定時間T分後に、ほぐしお知らせ手段19が報知手段18にほぐしお知らせ報知を行わせる。蓋検知手段20は、蓋11の開閉を検知するもので、この蓋開閉検知手段20が蓋開を検知すると、すでに蓋11を開けてご飯をほぐしたものと判断し、鳴動停止手段21がほぐしお知らせ報知を停止する。
【0016】
このように炊飯終了時に席を外していた場合やほぐし忘れを防止し、また、ご飯をほぐすことを知らない使用者などの場合でも、ご飯をほぐさなければならないといった啓発につながり、ご飯をほぐし、よりおいしいご飯を食べることができる。
【0017】
具体回路図は、図2に示すように構成しており、加熱コイル22は加熱手段12を構成し、内鍋10を誘導加熱(以下、IHとする)する。商用電源23から交流電源を供給し、ダイオードブリッジ24によって整流し、平滑コンデンサ25、共振コンデンサ26、スイッチング素子27、加熱コイル22で構成したインバータ回路により、IHのための高周波電力を発生させる。インバータ回路は、駆動手段13を構成し、ドライブIC28とIH制御用IC29によって駆動している。
【0018】
マイコン(マイクロコンピュータ)30は、水晶発振子32の発振によって、マイコン30内のタイマをカウントして計時を行っている。サーミスタ31は温度検知手段14を構成するもので、内鍋10の温度を検知してその出力をマイコン30に入力している。そして、マイコン30に入力された温度や計時している時間を基に、IH制御用IC29を制御することにより、内鍋10の加熱を制御して、炊飯を行っている。
【0019】
蓋開閉検知スイッチ33は、蓋開閉検知手段20を構成するもので、蓋11が開くとスイッチがオフし、蓋11が閉じるとスイッチがオンすることにより、蓋開閉の検知を行う。ブザー34は報知手段18を構成するもので、他励式で、マイコン30より発振信号を入力して鳴動させることによって報知するようにしている。
【0020】
制御手段15、炊飯終了お知らせ手段17、ほぐしお知らせ手段19、鳴動停止手段21の動作はマイコン30によってプログラムによって行っている。
【0021】
上記構成において図3を参照しながらほぐし報知音を鳴動するときの動作を説明する。
【0022】
ステップ35で炊飯終了かどうかを判断し、まだ炊飯終了してない場合はこのプログラムの動作を終了し、すでに炊飯終了している場合は、ステップ36へ進む。ステップ36では炊飯終了後か、または前回のほぐしお知らせ音が鳴ってからT分たったかどうかを判断し、T分たっていない場合はこのプログラムの動作を終了し、T分たっている場合はステップ37へ進む。
【0023】
ステップ37では、蓋開を検知したかどうかを判断し、すでに蓋開を行っている場合はこのプログラムの動作を終了し、まだ蓋11を開けていない場合はステップ38へ進む。そして、ステップ38にてブザー34にてほぐしお知らせ音を鳴動させる。
【0024】
このように本実施例によれば、少なくとも炊飯終了後から一定時間経過後に、ほぐしお知らせ手段により報知手段18より報知音を鳴動させて使用者にご飯をほぐすことを知らせ、炊飯終了後に蓋開閉検知手段20が蓋開閉を検知するとすでにほぐしたものと判断してほぐしお知らせ音の鳴動を取り消すようにしたので、炊飯終了後から一定時間ごとに報知音を鳴らすことによりご飯のほぐし忘れを防ぐことができ、また、ご飯をほぐすことを知らない人にもご飯をほぐすことをお知らせすることにより、よりおいしいご飯を食べることができる。また、ご飯をほぐすために蓋11を開けるとそれを検知することによりすでにご飯はほぐされていると判断して、不要なほぐしお知らせの報知音を鳴らすことを止めて、より気持ちよくジャー炊飯器を使用することができる。
【0025】
なお、本実施例では、ほぐしの完了を蓋開の検知で説明したが、蓋閉を検知しても同様の効果が得られることはいうまでもない。
【0026】
また、本実施例では、炊飯終了後一定時間T分後に報知手段18でほぐしお知らせ報知を行う構成で説明したが、ほぐしがおこなわれるまで繰り返してもよい。
【0027】
(実施例2)
図4に示すように、鳴動停止取消手段39は、蓋11を開けた時間tが所定時間t0より短い場合は、ご飯をほぐしていないと判断し、鳴動停止手段21の動作を取り消し、ほぐしお知らせ音を鳴動させるものである。他の構成は上記実施励1と同じであり、同一符号を付して説明を省略する。
【0028】
上記構成において図5を参照しながらほぐし報知音を鳴動するときの動作を説明する。なお、ステップ35からステップ38までの動作は上記実施励1の動作と同じであるので説明を省略する。
【0029】
ステップ37で蓋開を検知するとステップ40へ進み、ステップ40では、蓋11を開けた時間tが所定時間t0より長いどうかを判断し、時間tが所定時間t0よりも長い場合は、すでにこの時間tの間にご飯をほぐしたものと判断してこのプログラム動作を終了させる。
【0030】
時間tが所定時間t0よりも長くない場合は、この時間tの間にご飯をほぐしていないものと判断して、ステップ38へ進みほぐしお知らせ音を鳴動させる。
【0031】
このように本実施例によれば、蓋開の時間が所定時間より短い場合はご飯をほぐしていないと判断して、鳴動停止取消手段39により鳴動停止手段21の鳴動停止動作を働かないようにするので、ご飯をほぐすにはあまりに短い時間の蓋開の場合は、ご飯をほぐすために蓋11を開けたのではないと判断して、ご飯のほぐしの誤検知を防ぐことができ、より正確に動作する炊飯器を得ることができる。
【0032】
【発明の効果】
以上のように請求項1に記載の発明によれば、炊飯終了お知らせ手段により炊飯終了直後に報知手段より炊飯終了報知音を鳴動させ、ほぐしお知らせ手段により少なくとも炊飯終了後から一定時間経過後に報知手段より報知音を鳴動させて使用者にご飯をほぐすことを知らせ、炊飯終了後に蓋の開閉を検知する蓋開閉検知手段が蓋開閉を検知するとすでにほぐしたものと判断して、鳴動停止手段によりほぐしお知らせ音の鳴動を取り消すよう構成したから、炊飯終了後から一定時間ごとにご飯のほぐしお知らせ報知音を鳴らすことにより、ご飯のほぐし忘れを防ぐことができ、また、ご飯をほぐすことを知らない人にもご飯をほぐすことを知らせることにより、よりおいしいご飯を食べることができる。また、ご飯をほぐすために蓋を開けると、それを検知することによりすでにご飯はほぐされていると判断して不要なほぐしお知らせの報知音を鳴らすことを止めて、より気持ちよくジャー炊飯器を使用することができる。
【0033】
また、請求項2に記載の発明によれば、蓋開の時間が所定時間より短い場合はご飯をほぐしていないと判断し、鳴動停止取消手段により鳴動停止手段の鳴動停止動作を働かないようにしたから、ご飯をほぐすにはあまりに短い時間の蓋開の場合は、ご飯をほぐすために蓋を開けたのではないと判断して、ご飯のほぐしの誤検知を防ぐことができ、より正確に動作する炊飯器を得ることができる。
【図面の簡単な説明】
【図1】本発明の第1の実施例のジャー炊飯器のブロック図
【図2】同ジャー炊飯器の回路図
【図3】同ジャー炊飯器の要部動作フローチャート
【図4】本発明の第2の実施例のジャー炊飯器のブロック図
【図5】同ジャー炊飯器の要部動作フローチャート
【図6】従来のジャー炊飯器のブロック図
【符号の説明】
10 内鍋
11 蓋
12 加熱手段
13 駆動手段
14 温度検知手段
15 制御手段
16 計時手段
17 炊飯終了お知らせ手段
18 報知手段
19 ほぐしお知らせ手段
20 蓋開閉検知手段
21 鳴動停止手段
[0001]
TECHNICAL FIELD OF THE INVENTION
TECHNICAL FIELD The present invention relates to a jar rice cooker provided with a notifying means for outputting a notifying sound.
[0002]
[Prior art]
Recently, a jar rice cooker that can be cooked deliciously and is easy to use has been demanded.
[0003]
Conventionally, this type of jar rice cooker has been configured as shown in FIG. Hereinafter, the configuration will be described.
[0004]
As shown in FIG. 6, the inner pot 1 is installed inside the jar rice cooker main body, and is used to store food. A lid 2 is provided on the upper part of the inner pot 1 so as to be openable and closable, and is closed during cooking. The heating means 3 is driven by the driving means 4 to heat the food in the inner pan 1. The temperature detecting means 5 detects the temperature of the food in the inner pan 1 and inputs its output to the control means 6. The control means 6 uses the temperature of the food detected by the temperature detecting means 5 and the time measurement means 7. Based on the time being measured, the driving means 4 is controlled to control the rice cooking operation. When the rice cooking is completed, the rice cooking completion notifying means 8 causes the notifying means 9 to notify the rice cooking completion (for example, see Patent Document 1).
[0005]
[Patent Document 1]
JP-A-5-80203 (page 1, FIG. 1)
[0006]
[Problems to be solved by the invention]
In general, after the rice is cooked, the lid 2 is opened once, and the rice is scooped to loosen excess water in the rice, thereby making the cooking uniform, so that the rice can be made more delicious.
[0007]
However, in the above-described configuration, the user forgets to loosen the rice when he / she leaves the seat at the end of the cooking. Further, there is a problem that some users do not loosen the rice and miss the opportunity to eat more delicious rice because they do not know.
[0008]
The present invention solves the above-mentioned conventional problems, by sounding the notification sound of the loosening of the rice at regular intervals after the completion of rice cooking, prevents forgetting to loosen the rice, and recommends the user to loosen the rice, The aim is to provide a rice cooker that can enlighten and eat more delicious rice.
[0009]
[Means for Solving the Problems]
In order to achieve the above object, the present invention provides an inner pot for putting food inside the rice cooker main body, a lid is provided on the upper part of the inner pot so as to be freely opened and closed, and the inner pot is heated by a heating means. The temperature of the food is detected by the temperature detecting means, and the control means controls the driving means for driving the heating means by the timing means for measuring the input and the time from the temperature detecting means to control the operation of rice cooking and heat retention, Immediately after the end of rice cooking by the rice cooking end notification means, sound the rice cooking end notification sound from the notification means, and by the loosening notification means at least after a certain period of time has elapsed after the completion of rice cooking, sound the notification sound from the notification means to release the rice to the user. When the lid opening / closing detection means that detects lid opening / closing after rice cooking is completed detects lid opening / closing, it determines that it has already been loosened and cancels the sound of the loosening notification sound by sounding stop means. Are those that you configured.
[0010]
This makes it possible to prevent the user from forgetting to unravel the rice by sounding the notification of the loosening of the rice at regular intervals after the end of the cooking of rice. An edible rice cooker can be provided.
[0011]
BEST MODE FOR CARRYING OUT THE INVENTION
The invention according to claim 1 of the present invention provides an inner pot placed inside a rice cooker main body and for storing food, a lid provided on the upper portion of the inner pot so as to be openable and closable, and a heating means for heating the inner pot. A driving unit for driving the heating unit, a temperature detecting unit for detecting a temperature of the food in the inner pan, a timing unit for measuring time, and the driving by an input from the temperature detecting unit or the timing unit. Control means for controlling the operation of rice cooking and heat retention by controlling the means, notification means for issuing a notification sound, rice cooking end notification means for sounding the rice cooking end notification sound from the notification means immediately after rice cooking, and opening and closing of the lid Opening / closing detecting means for detecting the release of the rice, at least after a lapse of a certain time after the completion of the rice cooking, a notification sound from the notification means to inform the user that the rice is to be released, and the lid opening / closing detecting means after the completion of the rice cooking. But When opening / closing is detected, it is determined that it has already been loosened, and a sound stopping means for canceling the sound of the loosening notification sound is provided. This can be prevented, and people who do not know how to break the rice can be notified of the fact that the rice will be broken, so that they can eat more delicious rice. Also, when the lid is opened to loosen the rice, it detects that the rice has already been loosened by detecting it, and stops using the sound of the unnecessary loosening notification, and uses the jar rice cooker more comfortably. can do.
[0012]
According to a second aspect of the present invention, in the first aspect of the present invention, if the time of opening the lid is shorter than a predetermined time, it is determined that the rice is not loosened, and the sound stopping operation of the sound stopping means does not work. If the lid is opened for too short a time to loosen the rice, it is determined that the lid has not been opened to loosen the rice, and Detection can be prevented, and a rice cooker that operates more accurately can be obtained.
[0013]
【Example】
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
[0014]
(Example 1)
As shown in FIG. 1, the inner pot 10 is installed inside the jar rice cooker main body, and is used for storing food. A lid 11 is provided on the upper part of the inner pot 10 so as to be openable and closable, and is closed during cooking. The heating means 12 is driven by the driving means 13 to heat the food in the inner pot 10. The temperature detecting means 14 detects the temperature of the food in the inner pot 10 and inputs its output to the control means 15. The control means 15 uses the temperature of the food detected by the temperature detecting means 14 and the time measurement means 16. Based on the time being measured, the driving means 13 is controlled to control the rice cooking operation. When the rice cooking is completed, the rice cooking completion notifying means 18 causes the notifying means 18 to report the rice cooking completion.
[0015]
After the completion of the rice cooking notification, the loosening notifying unit 19 causes the notifying unit 18 to perform the loosening notification after a lapse of a predetermined time T after counting by the timer unit 16. The lid detecting means 20 detects opening / closing of the lid 11. When the lid opening / closing detecting means 20 detects that the lid is opened, it is determined that the lid 11 has already been opened and the rice has been loosened, and the sound stopping means 21 has been loosened. Stop notification.
[0016]
In this way, if you leave your seat at the end of cooking rice or forget to unravel, and even if you are a user who does not know to unravel rice, it will lead to enlightenment that you need to unravel rice, unravel rice, You can eat more delicious rice.
[0017]
The specific circuit diagram is configured as shown in FIG. 2, and the heating coil 22 configures the heating means 12 and heats the inner pot 10 by induction (hereinafter, referred to as IH). AC power is supplied from a commercial power supply 23, rectified by a diode bridge 24, and a high frequency power for IH is generated by an inverter circuit including a smoothing capacitor 25, a resonance capacitor 26, a switching element 27, and a heating coil 22. The inverter circuit forms the driving unit 13 and is driven by the drive IC 28 and the IH control IC 29.
[0018]
The microcomputer (microcomputer) 30 counts a timer in the microcomputer 30 and measures time by the oscillation of the crystal oscillator 32. The thermistor 31 constitutes the temperature detecting means 14, detects the temperature of the inner pot 10, and inputs its output to the microcomputer 30. Then, by controlling the IH control IC 29 based on the temperature input to the microcomputer 30 and the time being measured, the heating of the inner pot 10 is controlled to cook rice.
[0019]
The lid opening / closing detection switch 33 constitutes the lid opening / closing detection means 20, and switches off when the lid 11 is opened and turns on when the lid 11 is closed, thereby detecting lid opening / closing. The buzzer 34 constitutes the notifying means 18, and is of a separately-excited type, and is notified by inputting an oscillating signal from the microcomputer 30 and sounding.
[0020]
The operations of the control means 15, the rice cooking completion notifying means 17, the loosening notifying means 19, and the sound stopping means 21 are performed by the microcomputer 30 in a program.
[0021]
With reference to FIG. 3, the operation of the above-described configuration when sounding the loosening notification sound will be described.
[0022]
In step 35, it is determined whether or not the rice cooking has been completed. If the rice cooking has not been completed, the operation of this program is terminated. In step 36, it is determined whether or not T has elapsed since the end of the rice cooking or the previous loosening notification sound. If not, the operation of this program ends. If T has elapsed, the process proceeds to step 37. move on.
[0023]
In step 37, it is determined whether or not the lid has been opened. If the lid has been opened, the operation of this program ends. If the lid 11 has not been opened, the process proceeds to step. Then, in step 38, the buzzer 34 makes the loosening sound sound.
[0024]
As described above, according to the present embodiment, at least after a certain period of time has elapsed after the completion of rice cooking, the notification sound is emitted from the notification means 18 by the release notification means to notify the user that the rice is to be released, and the lid opening / closing detection is performed after the rice cooking is completed. When the means 20 detects the opening and closing of the lid, it is determined that the rice is already loosened, and the sound of the loosening notification sound is canceled, so that the beeping sound is emitted at regular intervals after the completion of the rice cooking to prevent forgetting to loosen the rice. You can also eat more delicious rice by letting people who don't know how to relax rice know that you want to relax. Also, when the lid 11 is opened to loosen the rice, it is detected that the rice has already been loosened by detecting the lid, and the sound of the unnecessary loosening notification is stopped, and the jar rice cooker is comfortably stopped. Can be used.
[0025]
In the present embodiment, the completion of loosening is described by detecting the opening of the lid. However, it goes without saying that the same effect can be obtained by detecting the closing of the lid.
[0026]
Further, in the present embodiment, the configuration has been described in which the notification means 18 performs the notification of the loosening after a certain time T minutes from the end of the rice cooking, but the notification may be repeated until the loosening is performed.
[0027]
(Example 2)
As shown in FIG. 4, when the time t when the lid 11 is opened is shorter than the predetermined time t0, the sound stop canceling means 39 determines that the rice is not loosened, cancels the operation of the sound stop means 21, and informs the loosening. Sounds a sound. The other configuration is the same as that of the first embodiment, and the same reference numerals are given and the description is omitted.
[0028]
With reference to FIG. 5, the operation when the loosening notification sound is sounded will be described with reference to FIG. The operation from step 35 to step 38 is the same as the operation of the first embodiment, and the description is omitted.
[0029]
When the lid is detected in step 37, the process proceeds to step 40. In step 40, it is determined whether or not the time t during which the lid 11 is opened is longer than a predetermined time t0. It is determined that the rice has been loosened during t, and the program operation is terminated.
[0030]
If the time t is not longer than the predetermined time t0, it is determined that the rice has not been loosened during this time t, and the process proceeds to step 38 to emit a loosening notification sound.
[0031]
As described above, according to the present embodiment, when the lid opening time is shorter than the predetermined time, it is determined that the rice is not loosened, and the sound stop canceling means 39 does not operate the sound stop operation of the sound stop means 21. Therefore, if the lid is opened for too short a time to loosen the rice, it is determined that the lid 11 has not been opened to loosen the rice, and erroneous detection of the loosening of the rice can be prevented, and more accurate It is possible to obtain a rice cooker that operates in a short time.
[0032]
【The invention's effect】
As described above, according to the first aspect of the present invention, the rice-cooking completion notification means sounds the rice-cooking completion notification sound immediately after the completion of the rice cooking by the notification means, and the loosening notification means notifies the notification means after a lapse of at least a fixed time from the completion of the rice cooking. A more informative sound is sounded to inform the user that the rice is to be loosened, and the lid opening / closing detection means for detecting the opening / closing of the lid after the rice cooking is completed is determined to have been loosened when the lid opening / closing is detected, and the sound is stopped by the ringing stop means. Since the sound of the notification sound is configured to be canceled, the sound of notification of the loosening of the rice is emitted at regular intervals after cooking is completed, so that forgetting to unravel the rice can be prevented, and people who do not know to loosen the rice You can also eat more delicious rice by letting them know that you want to unwind. Also, when the lid is opened to loosen the rice, it detects that the rice has already been loosened by detecting it, stops the sound of unnecessary loosening notification, and uses the jar rice cooker more comfortably can do.
[0033]
According to the second aspect of the present invention, if the time of opening the lid is shorter than the predetermined time, it is determined that the rice is not loosened, and the sound stop operation of the sound stop means is not operated by the sound stop cancel means. Therefore, if the lid is opened for too short a time to loosen the rice, it is determined that the lid has not been opened to loosen the rice, and false detection of the loosening of the rice can be prevented, and more accurately An operating rice cooker can be obtained.
[Brief description of the drawings]
FIG. 1 is a block diagram of a jar rice cooker according to a first embodiment of the present invention. FIG. 2 is a circuit diagram of the jar rice cooker. FIG. 3 is an operation flowchart of a main part of the jar rice cooker. FIG. 5 is a block diagram of a jar rice cooker according to a second embodiment. FIG. 5 is an operation flowchart of a main part of the jar rice cooker. FIG. 6 is a block diagram of a conventional jar rice cooker.
DESCRIPTION OF SYMBOLS 10 Inner pot 11 Lid 12 Heating means 13 Driving means 14 Temperature detecting means 15 Control means 16 Clocking means 17 Rice cooking completion notifying means 18 Notifying means 19 Loosening notifying means 20 Lid open / close detecting means 21 Sound stop means

Claims (2)

炊飯器本体内部に設置し調理物を入れる内鍋と、前記内鍋の上部に開閉自在に設けた蓋と、前記内鍋を加熱する加熱手段と、前記加熱手段を駆動する駆動手段と、前記内鍋内の調理物の温度を検知する温度検知手段と、時間を計時する計時手段と、前記温度検知手段からの入力や前記計時手段により前記駆動手段を制御して炊飯や保温の動作を制御する制御手段と、報知音を出す報知手段と、炊飯終了直後に前記報知手段より炊飯終了報知音を鳴動させる炊飯終了お知らせ手段と、前記蓋の開閉を検知する蓋開閉検知手段と、少なくとも炊飯終了後から一定時間経過後に前記報知手段より報知音を鳴動させて使用者にご飯をほぐすことを知らせるほぐしお知らせ手段と、炊飯終了後に前記蓋開閉検知手段が蓋開閉を検知するとすでにほぐしたものと判断して前記ほぐしお知らせ音の鳴動を取り消す鳴動停止手段とを備えたジャー炊飯器。An inner pot placed inside the rice cooker main body to put the food therein, a lid openably and closably provided on the upper portion of the inner pot, a heating means for heating the inner pot, a driving means for driving the heating means, A temperature detecting means for detecting the temperature of the food in the inner pot, a time measuring means for measuring time, and an operation from the temperature detecting means and the driving means controlled by the time measuring means to control the operation of rice cooking and heat retention. Controlling means, a notifying means for issuing a notification sound, a rice cooking completion notifying means for sounding a rice cooking completion notification sound from the notification means immediately after the completion of rice cooking, a lid opening / closing detecting means for detecting opening / closing of the lid, and at least rice cooking completion After a certain period of time, a notification sound is sounded from the notification means to notify the user that the rice is to be released, and the release is already released when the lid opening / closing detection means detects the opening / closing of the lid after the rice cooking. Rice cooker that includes a sound stopping means to cancel the ringing of the loosening announcement sound is determined as. 蓋開の時間が所定時間より短い場合はご飯をほぐしていないと判断して鳴動停止手段の鳴動停止動作を働かないようにする鳴動停止取消手段を付加した請求項1記載のジャー炊飯器。2. The jar rice cooker according to claim 1, further comprising a sound stop canceling means for judging that the rice is not loosened when the lid opening time is shorter than a predetermined time and disabling the sound stopping operation of the sound stopping means.
JP2003141722A 2003-05-20 2003-05-20 Rice cooker and warmer Pending JP2004344224A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2003141722A JP2004344224A (en) 2003-05-20 2003-05-20 Rice cooker and warmer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003141722A JP2004344224A (en) 2003-05-20 2003-05-20 Rice cooker and warmer

Publications (1)

Publication Number Publication Date
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Family Applications (1)

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Country Link
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105446150A (en) * 2015-12-09 2016-03-30 小米科技有限责任公司 Tea amount early warning method and apparatus
CN105511304A (en) * 2015-11-25 2016-04-20 小米科技有限责任公司 Method and apparatus for prompting user to purchase food material intelligently
CN105511277A (en) * 2015-12-01 2016-04-20 小米科技有限责任公司 Method and device for recommending drink

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105511304A (en) * 2015-11-25 2016-04-20 小米科技有限责任公司 Method and apparatus for prompting user to purchase food material intelligently
CN105511304B (en) * 2015-11-25 2019-02-12 小米科技有限责任公司 The method and device of intelligent reminding user buying food materials
CN105511277A (en) * 2015-12-01 2016-04-20 小米科技有限责任公司 Method and device for recommending drink
CN105446150A (en) * 2015-12-09 2016-03-30 小米科技有限责任公司 Tea amount early warning method and apparatus

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