JP2004327111A - Heating cooker - Google Patents

Heating cooker Download PDF

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Publication number
JP2004327111A
JP2004327111A JP2003116862A JP2003116862A JP2004327111A JP 2004327111 A JP2004327111 A JP 2004327111A JP 2003116862 A JP2003116862 A JP 2003116862A JP 2003116862 A JP2003116862 A JP 2003116862A JP 2004327111 A JP2004327111 A JP 2004327111A
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JP
Japan
Prior art keywords
temperature
unit
heating
detection unit
temperature detection
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
Application number
JP2003116862A
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Japanese (ja)
Inventor
Jun Yasuda
純 安田
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 JP2003116862A priority Critical patent/JP2004327111A/en
Publication of JP2004327111A publication Critical patent/JP2004327111A/en
Pending legal-status Critical Current

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Abstract

<P>PROBLEM TO BE SOLVED: To provide a heating cooker in which the temperature of a heated cooker is surely detected regardless of the bottom shape of the heated cooker, and in which high precision temperature control with is possible. <P>SOLUTION: A first temperature detecting part 4 to detect the temperature of the heated cooker 1, a second temperature detecting part 5 installed with a prescribed spacing from the first temperature detecting part 4, and a control part 6 to control a heating part 3 based on the detected temperature information detected by the first and second temperature detecting parts 4, 5 are installed. By this, because the heating part 3 is controlled based on the detected temperature information detected by the two temperature detecting parts 4, 5 installed with the prescribed spacing, regardless of the bottom shape of the heated cooker 1, the temperature of the heated cooker 1 is surely detected, and the high precision temperature control becomes possible. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

【0001】
【発明の属する技術分野】
本発明は、温度制御に特徴を有する加熱調理機器に関するものである。
【0002】
【従来の技術】
従来、温度制御機能付きの加熱調理機器は既に知られている(例えば、特許文献1参照)。これは、精度の高い温度制御を行うために、被加熱調理器のほぼ中央部に対向する位置に2つの温度検知素子を配置したものである。
【0003】
【特許文献1】
特開平4−2092号公報
【0004】
【発明が解決しようとする課題】
しかしながら、前記従来の構成のものでは、2つの温度検知素子を配置してはいるものの、被加熱調理器のほぼ中央部に対向する位置であるため、例えば、被加熱調理器の底形状が、中央部が内側に突出(温度検知素子から離れる方向に突出)したものでは、温度検出が不可能になるものであった。
【0005】
本発明は、前記従来の課題を解決するもので、被加熱調理器の底形状に関係なく、被加熱調理器の温度を確実に検出し精度の高い温度制御が可能な加熱調理機器を提供することを目的とする。
【0006】
【課題を解決するための手段】
前記目的を達成するために、本発明の加熱調理機器は、被加熱調理器の温度を検出する第1の温度検出部と、第1の温度検出部から所定の間隔で配置された第2の温度検出部と、前記第1と第2の温度検出部にて検出される検出温度情報に基づき前記加熱部を制御する制御部とを備えたものである。
【0007】
これにより、所定の間隔で配置された第1の温度検出部と、第2の温度検出部との検出温度情報に基づき加熱部を制御することができ、被加熱調理器の底形状に関係なく、被加熱調理器の温度を確実に検出し精度の高い温度制御が可能となるものである。
【0008】
【発明の実施の形態】
請求項1に記載の発明は、被加熱調理器を載置する電気絶縁物からなるプレートと、このプレートの下に位置して設けられた加熱部と、この加熱部により加熱された被加熱調理器の温度を検出する第1の温度検出部と、第1の温度検出部から所定の間隔で配置された第2の温度検出部と、前記第1と第2の温度検出部にて検出される検出温度情報に基づき前記加熱部を制御する制御部とを備えた加熱調理機器とすることにより、所定の間隔で配置された第1の温度検出部と、第2の温度検出部との検出温度情報に基づき加熱部を制御することができ、被加熱調理器の底形状に関係なく、被加熱調理器の温度を確実に検出し精度の高い温度制御が可能となるものである。
【0009】
請求項2に記載の発明は、制御部は、第1の温度検出部にて検出される温度情報を優先的に認識して加熱部の温度制御を行い、前記第1の温度検出部にて加熱部に加熱入力を継続し、温度上昇が所定値以下であれば、第2の温度検出部にて検出する温度情報に基づき加熱部を制御するようにした請求項1に記載の加熱調理機器とすることにより、より精度の高い温度制御が可能となるものである。
【0010】
請求項3に記載の発明は、制御部は、第1の温度検出部にて検出される温度情報を優先的に認識して加熱部の温度制御を行い、前記第1の温度検出部にて加熱部に加熱入力を継続し、温度上昇が所定値以下であれば、前記第1の温度検出部からの温度情報を無視し、第2の温度検出部にて検出される温度情報にのみ基づき加熱部を制御するようにした請求項1に記載の加熱調理機器とすることにより、さらに精度の高い温度制御が可能となるものである。
【0011】
請求項4に記載の発明は、第1の温度検出部は加熱部の中央付近に設置し、第2の温度検出部は、加熱部の外周付近に設置した請求項1〜3のいずれか1項に記載の加熱調理機器とすることにより、被加熱調理器の底形状に関係なく、被加熱調理器の温度をさらに確実に検出し、精度の高い温度制御が可能となるものである。
【0012】
請求項5に記載の発明は、第1の温度検出部と第2の温度検出部は、電気絶縁物からなるプレートの下に設けた請求項1〜4のいずれか1項に記載の加熱調理機器とすることにより、温度検出部がプレートでカバーされ精度の高い温度制御が可能となるものである。
【0013】
請求項6に記載の発明は、第1の温度検出部と第2温度検出部は、電気絶縁物からなるプレートの下に密着させて設けた請求項1〜4のいずれか1項に記載の加熱調理機器とすることにより、温度検出部がプレートでカバーされるとともに確実に温度検出し、精度の高い温度制御が可能となるものである。
【0014】
【実施例】
以下、本発明の実施例における加熱調理機器について、図面を参照しながら説明する。
【0015】
図に示すように、加熱調理機器は、鍋などの被加熱調理器1を載置するセラミックプレートなどの電気絶縁物からなるプレート2と、このプレート2の下に位置して設けられた誘導加熱コイルからなる加熱部3と、この加熱部3により加熱された被加熱調理器1の温度を検出する第1の温度検出部4と、第1の温度検出部4から所定の間隔で配置された第2の温度検出部5と、前記第1と第2の温度検出部4、5にて検出される検出温度情報に基づき前記加熱部3を制御する制御部6とを備えたものである。
【0016】
上記構成の加熱調理機器は、加熱部3の高周波電流により発生する誘導磁界で被加熱調理器1が発熱し、その内部の調理物が調理されるものである。ここで、制御部6は、第1の温度検出部4にて検出される温度情報を優先的に認識して加熱部3の温度制御を行い、前記第1の温度検出部4にて加熱部3に加熱入力を継続し、温度上昇が予め定めた所定値以下であれば、第2の温度検出部5にて検出する温度情報に基づき加熱部3を制御するようになっているものである。
【0017】
このように、所定の間隔で配置された第1の温度検出部4と、第2の温度検出部5との2つの検出温度情報に基づき加熱部3を制御するため、被加熱調理器1の底形状が平坦でなくとも底形状に関係なく、被加熱調理器1の温度を確実に検出し精度の高い温度制御が可能となるものである。
【0018】
なお、制御部6は、第1の温度検出部4にて検出される温度情報を優先的に認識して加熱部3の温度制御を行い、前記第1の温度検出部4にて加熱部3に加熱入力を継続し、温度上昇が所定値以下であれば、前記第1の温度検出部4からの温度情報を無視し、第2の温度検出部5にて検出される温度情報にのみ基づき加熱部3を制御するようにすることもでき、より精度の高い温度制御が可能とすることができる。
【0019】
また、図に示すように、第1の温度検出部4は加熱部3の中央付近に設置し、第2の温度検出部5は、加熱部3の外周付近に設置することにより、被加熱調理器1の底形状に関係なく、被加熱調理器1の温度をさらに確実に検出し、精度の高い温度制御が可能となるものである。
【0020】
また、第1の温度検出部4と第2の温度検出部5は、電気絶縁物からなるプレート2の下に設けることにより、温度検出部4、5がプレート2でカバーされ塵埃などが温度検出部4、5の検出を阻害することがなく、精度の高い温度制御が可能となるものである。さらに、第1の温度検出部4と第2の温度検出部5をプレート2の下に密着させて設けることにより、確実に温度検出し、精度の高い温度制御が可能となるものである。
【0021】
【発明の効果】
以上のように、本発明の加熱調理機器によれば、所定の間隔で配置された2つの温度検出部にて検出される検出温度情報に基づき加熱部を制御するため、被加熱調理器の底形状に関係なく、被加熱調理器の温度を確実に検出し、精度の高い温度制御が可能となるものである。
【図面の簡単な説明】
【図1】本発明の実施例における加熱調理機器の要部の断面図
【符号の説明】
1 被加熱調理器
2 プレート
3 加熱部
4 第1の温度検出部
5 第2の温度検出部
6 制御部
[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a cooking device having a feature in temperature control.
[0002]
[Prior art]
Conventionally, a heating cooking appliance with a temperature control function is already known (for example, see Patent Document 1). This is one in which two temperature detecting elements are arranged at a position facing a substantially central portion of a cooking device to be heated in order to perform highly accurate temperature control.
[0003]
[Patent Document 1]
JP-A-4-2092
[Problems to be solved by the invention]
However, in the conventional configuration, although the two temperature detecting elements are arranged, since the position is substantially opposite to the center of the cooker, for example, the bottom shape of the cooker is When the central portion protruded inward (protruded in a direction away from the temperature detecting element), temperature detection became impossible.
[0005]
SUMMARY OF THE INVENTION The present invention solves the above-mentioned conventional problems, and provides a heating cooking appliance capable of reliably detecting the temperature of a heated cooking appliance and performing highly accurate temperature control irrespective of the bottom shape of the cooking appliance. The purpose is to:
[0006]
[Means for Solving the Problems]
In order to achieve the above object, a cooking device according to the present invention includes a first temperature detecting unit that detects a temperature of a cooker to be heated and a second temperature detecting unit that is disposed at a predetermined interval from the first temperature detecting unit. A temperature detection unit; and a control unit that controls the heating unit based on detected temperature information detected by the first and second temperature detection units.
[0007]
Thereby, the heating unit can be controlled based on the detected temperature information of the first temperature detection unit and the second temperature detection unit arranged at a predetermined interval, regardless of the bottom shape of the cooker to be heated. In addition, it is possible to reliably detect the temperature of the cooking device to be heated and perform highly accurate temperature control.
[0008]
BEST MODE FOR CARRYING OUT THE INVENTION
According to the first aspect of the present invention, there is provided a plate made of an electrical insulator on which a cooker is placed, a heating unit provided below the plate, and a cooker heated by the heater. A first temperature detecting section for detecting the temperature of the vessel, a second temperature detecting section arranged at a predetermined interval from the first temperature detecting section, and the first and second temperature detecting sections. And a control unit for controlling the heating unit based on the detected temperature information, thereby detecting the first temperature detection unit and the second temperature detection unit arranged at predetermined intervals. The heating unit can be controlled based on the temperature information, and the temperature of the cooking device to be heated can be reliably detected regardless of the shape of the bottom of the cooking device to be heated, so that highly accurate temperature control can be performed.
[0009]
According to a second aspect of the present invention, the control unit performs temperature control of the heating unit by preferentially recognizing the temperature information detected by the first temperature detection unit, and controls the temperature of the heating unit by the first temperature detection unit. The heating cooking appliance according to claim 1, wherein the heating input is continued to the heating unit, and if the temperature rise is equal to or less than a predetermined value, the heating unit is controlled based on the temperature information detected by the second temperature detection unit. By doing so, more accurate temperature control becomes possible.
[0010]
According to a third aspect of the present invention, the control unit performs temperature control of the heating unit by preferentially recognizing the temperature information detected by the first temperature detection unit, and controls the temperature of the heating unit by the first temperature detection unit. The heating input to the heating unit is continued, and if the temperature rise is equal to or less than a predetermined value, the temperature information from the first temperature detection unit is ignored, and only the temperature information detected by the second temperature detection unit is used. By using the cooking device according to claim 1 for controlling the heating unit, it is possible to control the temperature with higher accuracy.
[0011]
According to a fourth aspect of the present invention, the first temperature detecting section is installed near the center of the heating section, and the second temperature detecting section is installed near the outer circumference of the heating section. By using the cooking device described in the paragraph, the temperature of the cooking device to be heated can be detected more reliably regardless of the bottom shape of the cooking device to be heated, and highly accurate temperature control can be performed.
[0012]
According to a fifth aspect of the present invention, the first temperature detecting section and the second temperature detecting section are provided below a plate made of an electrical insulator. By using the device, the temperature detection unit is covered with the plate, and highly accurate temperature control can be performed.
[0013]
According to a sixth aspect of the present invention, the first temperature detecting section and the second temperature detecting section are provided in close contact with each other under a plate made of an electrical insulator. By using the cooking device, the temperature detecting section is covered with the plate, and the temperature is reliably detected, so that highly accurate temperature control can be performed.
[0014]
【Example】
Hereinafter, a heating cooking device according to an embodiment of the present invention will be described with reference to the drawings.
[0015]
As shown in the figure, the cooking device includes a plate 2 made of an electrically insulating material such as a ceramic plate on which a cooker 1 such as a pan is placed, and an induction heating provided below the plate 2. A heating unit 3 comprising a coil, a first temperature detection unit 4 for detecting the temperature of the cooker 1 heated by the heating unit 3, and a predetermined interval from the first temperature detection unit 4 It comprises a second temperature detecting section 5 and a control section 6 for controlling the heating section 3 based on the detected temperature information detected by the first and second temperature detecting sections 4 and 5.
[0016]
In the cooking device having the above-described configuration, the cooker 1 generates heat by an induction magnetic field generated by the high-frequency current of the heating unit 3, and the food inside the cooking device 1 is cooked. Here, the control unit 6 controls the temperature of the heating unit 3 by preferentially recognizing the temperature information detected by the first temperature detection unit 4, and controls the temperature of the heating unit 3 by the first temperature detection unit 4. 3, the heating unit 3 is controlled based on the temperature information detected by the second temperature detecting unit 5 if the temperature rise is equal to or less than a predetermined value. .
[0017]
As described above, since the heating unit 3 is controlled based on the two detected temperature information of the first temperature detection unit 4 and the second temperature detection unit 5 arranged at a predetermined interval, the cooking device 1 Even if the bottom shape is not flat, regardless of the bottom shape, the temperature of the cooker 1 to be heated can be reliably detected and highly accurate temperature control can be performed.
[0018]
The control unit 6 controls the temperature of the heating unit 3 by preferentially recognizing the temperature information detected by the first temperature detection unit 4, and controls the temperature of the heating unit 3 by the first temperature detection unit 4. If the temperature rise is equal to or less than a predetermined value, the temperature information from the first temperature detection unit 4 is ignored, and only the temperature information detected by the second temperature detection unit 5 is used. The heating unit 3 can be controlled, and more accurate temperature control can be performed.
[0019]
Further, as shown in the drawing, the first temperature detecting section 4 is installed near the center of the heating section 3 and the second temperature detecting section 5 is installed near the outer periphery of the heating section 3 so as to be heated and cooked. Irrespective of the shape of the bottom of the cooking device 1, the temperature of the cooking device 1 to be heated can be more reliably detected, and highly accurate temperature control can be performed.
[0020]
Further, the first temperature detecting section 4 and the second temperature detecting section 5 are provided under the plate 2 made of an electrically insulating material, so that the temperature detecting sections 4 and 5 are covered by the plate 2 to detect dust and the like. It is possible to perform highly accurate temperature control without hindering detection of the units 4 and 5. Further, by providing the first temperature detecting section 4 and the second temperature detecting section 5 in close contact with each other below the plate 2, the temperature can be detected reliably and the temperature can be controlled with high accuracy.
[0021]
【The invention's effect】
As described above, according to the cooking device of the present invention, the heating unit is controlled based on the detected temperature information detected by the two temperature detection units arranged at a predetermined interval. Irrespective of the shape, the temperature of the cooker to be heated is reliably detected, and highly accurate temperature control can be performed.
[Brief description of the drawings]
FIG. 1 is a sectional view of a main part of a cooking device according to an embodiment of the present invention.
REFERENCE SIGNS LIST 1 cooking device to be heated 2 plate 3 heating unit 4 first temperature detection unit 5 second temperature detection unit 6 control unit

Claims (6)

被加熱調理器を載置する電気絶縁物からなるプレートと、このプレートの下に位置して設けられた加熱部と、この加熱部により加熱された被加熱調理器の温度を検出する第1の温度検出部と、第1の温度検出部から所定の間隔で配置された第2の温度検出部と、前記第1と第2の温度検出部にて検出される検出温度情報に基づき前記加熱部を制御する制御部とを備えた加熱調理機器。A plate made of an electrical insulator on which the cooker is placed, a heating unit provided below the plate, and a first unit for detecting the temperature of the cooker heated by the heater. A temperature detecting unit, a second temperature detecting unit disposed at a predetermined interval from the first temperature detecting unit, and the heating unit based on detected temperature information detected by the first and second temperature detecting units. Cooking device provided with a control unit for controlling the heating. 制御部は、第1の温度検出部にて検出される温度情報を優先的に認識して加熱部の温度制御を行い、前記第1の温度検出部にて加熱部に加熱入力を継続し、温度上昇が所定値以下であれば、第2の温度検出部にて検出する温度情報に基づき加熱部を制御するようにした請求項1に記載の加熱調理機器。The control unit performs temperature control of the heating unit by preferentially recognizing the temperature information detected by the first temperature detection unit, and continues the heating input to the heating unit by the first temperature detection unit. The cooking device according to claim 1, wherein the heating unit is controlled based on temperature information detected by the second temperature detection unit if the temperature rise is equal to or less than a predetermined value. 制御部は、第1の温度検出部にて検出される温度情報を優先的に認識して加熱部の温度制御を行い、前記第1の温度検出部にて加熱部に加熱入力を継続し、温度上昇が所定値以下であれば、前記第1の温度検出部からの温度情報を無視し、第2の温度検出部にて検出される温度情報にのみ基づき加熱部を制御するようにした請求項1に記載の加熱調理機器。The control unit performs temperature control of the heating unit by preferentially recognizing the temperature information detected by the first temperature detection unit, and continues the heating input to the heating unit by the first temperature detection unit. If the temperature rise is equal to or less than a predetermined value, the temperature information from the first temperature detector is ignored, and the heating unit is controlled based only on the temperature information detected by the second temperature detector. Item 2. The cooking device according to Item 1. 第1の温度検出部は加熱部の中央付近に設置し、第2の温度検出部は、加熱部の外周付近に設置した請求項1〜3のいずれか1項に記載の加熱調理機器。The cooking device according to any one of claims 1 to 3, wherein the first temperature detection unit is installed near a center of the heating unit, and the second temperature detection unit is installed near an outer periphery of the heating unit. 第1の温度検出部と第2の温度検出部は、電気絶縁物からなるプレートの下に設けた請求項1〜4のいずれか1項に記載の加熱調理機器。The cooking device according to any one of claims 1 to 4, wherein the first temperature detection unit and the second temperature detection unit are provided below a plate made of an electrical insulator. 第1の温度検出部と第2温度検出部は、電気絶縁物からなるプレートの下に密着させて設けた請求項1〜4のいずれか1項に記載の加熱調理機器。The cooking device according to any one of claims 1 to 4, wherein the first temperature detection unit and the second temperature detection unit are provided in close contact with each other below a plate made of an electrical insulator.
JP2003116862A 2003-04-22 2003-04-22 Heating cooker Pending JP2004327111A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011151036A (en) * 2011-03-28 2011-08-04 Sanyo Electric Co Ltd Cooking device
CN110916478A (en) * 2019-12-03 2020-03-27 广东格兰仕集团有限公司 Temperature control equipment and method for multifunctional pot and multifunctional pot

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011151036A (en) * 2011-03-28 2011-08-04 Sanyo Electric Co Ltd Cooking device
CN110916478A (en) * 2019-12-03 2020-03-27 广东格兰仕集团有限公司 Temperature control equipment and method for multifunctional pot and multifunctional pot

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