CN1163182C - 带有炊具温度测量传感器的炊具 - Google Patents
带有炊具温度测量传感器的炊具 Download PDFInfo
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- CN1163182C CN1163182C CNB991013484A CN99101348A CN1163182C CN 1163182 C CN1163182 C CN 1163182C CN B991013484 A CNB991013484 A CN B991013484A CN 99101348 A CN99101348 A CN 99101348A CN 1163182 C CN1163182 C CN 1163182C
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J45/00—Devices for fastening or gripping kitchen utensils or crockery
- A47J45/06—Handles for hollow-ware articles
- A47J45/068—Handles having indicating means, e.g. for temperature
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Abstract
用于测量炊具温度的传感器2是一个红外线传感器,传感器2安装在炊具一点上以便能接收从受热表面1发出的红外辐射4,所述传感器2同一电路相连,此电路能将由炊具加热产生的红外辐射的变化转变成一电信号。
Description
本发明涉及一种炊具,它包括一受热表面、一用于测量此表面温度的传感器以及显示此温度的装置。
本发明可用于任何带有由炊具体外或内置其中的一加热源加热的受热表面的炊具。
本发明尤其可用于但不是必须用于下列炊具:煎锅、长柄平底锅、烤奶蛋饼用的夹板铁模、深煎锅、烹锅、烤肉板、烧烤架、盘菜融煮锅、压力锅、深口油炸锅等等。
特别指出,一带有内置于炊具手柄中的温度显示装置的炊具在美国专利5441344中公开。
此温度传感器是一个热电偶,它位于炊具底部中并同内置在手柄中的一个电路和一温度显示屏相连。
这种炊具的问题在于将热电偶装在炊具底部很复杂并花费很大。另外,探测器、电路及温度显示屏之间的电连接线路存在由于尤其是在清洗过程中炊具暴露在潮气中、以及各自不同的热循环的问题。
本发明的目的是解决上述装置存在的问题。
因此本发明涉及一种炊具,它包括一受热表面、一用于测量此表面温度的传感器以及显示此温度的装置。
根据本发明,此炊具的特征在于:所述用于测量温度的传感器是一个红外线传感器,它安置在炊具的一个位置上以便能接收由所述受热表面发出的红外辐射,所述传感器连到一电路上,此电路能将由炊具受热产生的红外辐射的变化转变成一电信号。
此传感器直接感受由受热表面发出的红外辐射或感受经反射后的红外辐射,并且不需要对炊具进行改动就可装在炊具中。
由受热表面发出的红外辐射的波长随温度而变化。因此所需做的只是将波长的变化转变成一电信号并将此电信号转变成一表示此温度的值。
尤其在炊具为一煎锅、平底锅或类似物时所述红外线传感器最好固定在炊具手柄上。
而且此红外线传感器最好装在一从手柄向上定位的面突出的封闭腔室内。
此腔室保护传感器免受周围环境尤其是水的影响。它从手柄向上定位的面突出使其能受到由烹饪表面发出的红外线的辐射。
在本发明一个有利的实施例中,所述腔室可拆除地固定在炊具的手柄上。这样使得在将炊具放入一洗碟机之前可将此腔室取下。
本发明的其它特征和优点还将出现在以下的说明书中。
在以非限定性实施例提供的附图中:
图1是根据本发明装有一个温度传感器的煎锅的一剖视图;
图2是包含有此温度传感器的腔室的一剖视图,其中此传感器感受经反射后的红外辐射;
图3是包含有此温度传感器的腔室的一剖视图,其中此温度传感器直接感受此红外辐射;
图4是与图1相似的一视图,示出了此腔室可从手柄上拆下。
在图1所示的实施例中,炊具煎锅包括一烹饪表面1、一用于测量此表面1温度的传感器2以及显示此温度的装置3。
根据本发明,用于测量温度的传感器2是一个红外线传感器,它设置在炊具上一点,以便能接收从烹饪表面1发出的红外辐射4。
此红外线传感器2连在一电路5上(见图2),此电路5能将红外辐射4的波长转变成一随温度变化的电信号。
在图1所示的例子中,红外线传感器2固定在炊具的手柄6上。
另外,此红外线传感器2位于一从手柄6向上定位的面6a突出的封闭腔室7中。
如图2所示,腔室7包括一面8,此面8朝向烹饪表面1定位并包括一红外辐射4可穿过的窗9。一椭圆形反射面10处于已穿过窗9的红外辐射4的路径中。此窗9基本上位于此椭圆形反射面10的一个焦点F1上。此红外线传感器2的接收面2a位于此椭圆形反射面10的另一焦点F2上。
从图2可看出腔室7在与朝向烹饪表面1定位的面8相对的面上包括一透明面10a,在面10a后是一个用于显示温度的屏幕3。
另外,腔室7包含一个支架11,来支承红外线传感器2、椭圆形反射面10、转变红外辐射波长的电路5、温度显示屏3以及一为所述电路提供电源的电池12。
在图3所示的实施例中,腔室7包括一面8,此面8朝向烹饪表面1定位并包括一红外辐射4可穿过的窗9,还包括一抛物线形反射面10b,此面10b位于已穿过窗9的红外辐射4的路径中。
红外线传感器2的接收面2位于所述的抛物线形表面10b的焦点F3上。
抛物线形表面10b于是直接感受此红外辐射并将其集中在位于此抛物线形表面10b的焦点F3上的传感器2上。
所述腔室7(见图4)最好可拆除地固定在炊具的手柄6上,这样在将煎锅放入一洗碟机中之前使腔室7可取下。
从上述说明书中清楚可见,本发明的炊具具有下列主要优点:
-此温度传感器既不需要煎锅为其安装改动,也不需要对潮气敏感的电连接线路;
-此腔室7保护此传感器及其电气附件免受潮气,并能在清洗前拆下,以避免损坏;
-一个单独的腔室可以适应一整套系列的炊具。
如果此炊具包括一用于加热其受热表面的电阻器,此传感器2可连接至用于调整电阻器加热功率的装置上,以使受热表面保持在一大约常温上。
此装置对本领域普通技术人员很常见,因此不需要描述或在附图中示出。
当然,本发明不受所描述的炊具的实施例限制,而是可用于任何如本说明书导言部分所述具有一受热表面的炊具或烹饪用具上。
Claims (8)
1.炊具,其包括一受热表面(1)、一手柄(6)、一固定到所述手柄上的并用于测量所述受热表面(1)温度的传感器(2)以及显示此温度的装置(3),其特征在于:所述传感器(2)是一红外线传感器;所述传感器位于一从所述手柄(6)的朝上面(6a)突出的封闭腔室(7)中,并安置成可以接收由所述受热表面(1)发出的红外辐射(4);所述传感器(2)同一电路(5)连接,所述电路(5)能将由所述炊具受热产生的红外辐射的变化转变为一电信号。
2.根据权利要求1所述的炊具,其特征在于:所述腔室(7)可拆除地固定在所述炊具手柄(6)上。
3.根据权利要求1所述的炊具,其特征在于:所述腔室(7)包括:一面(8),此面(8)朝向所述受热表面(1)并包括一红外辐射(4)可穿过的窗(9);和一反射面(10,10a),其位于已穿过所述窗(9)的红外辐射(4)的路径中。
4.根据权利要求3所述的炊具,其特征在于:所述反射面(10)是一椭圆形反射面(10),所述窗(9)位于所述椭圆形反射面(10)的一个焦点(F1)上,而所述红外线传感器(2)的接收表面(2a)位于所述椭圆形反射面(10)的另一焦点(F2)上。
5.根据权利要求3所述的炊具,其特征在于:所述反射面(10)是一抛物线反射面(10a),所述红外线传感器(2)的接收面(2a)位于所述抛物线反射面(10a)的焦点(F3)上。
6.根据权利要求3所述的炊具,其特征在于:所述腔室(7)在与所述朝向受热表面(1)定位的面(8)相对的一侧包括一透明面(10),在所述面(10)之后是一显示温度的屏幕(3)。
7.根据权利要求3所述的炊具,其特征在于:所述腔室(7)包含:一支架(11),其支承所述红外线传感器(2)、所述反射面(10、10a)、所述电路(5)、所述显示温度的装置(3);和一为所述电路(5)提供电源的电池(12)。
8.根据权利要求1所述的炊具,其特征在于:所述炊具包括一用于加热所述受热表面(1)的电阻器,所述传感器(2)同用于调节所述电阻器的热功率和所述受热表面温度的装置相连。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9800733A FR2773973B1 (fr) | 1998-01-23 | 1998-01-23 | Ustensile de cuisson comprenant un capteur pour mesurer la temperature de cet ustensile |
FR9800733 | 1998-01-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1235002A CN1235002A (zh) | 1999-11-17 |
CN1163182C true CN1163182C (zh) | 2004-08-25 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB991013484A Expired - Lifetime CN1163182C (zh) | 1998-01-23 | 1999-01-22 | 带有炊具温度测量传感器的炊具 |
Country Status (11)
Country | Link |
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US (1) | US5934181A (zh) |
EP (1) | EP0931496B1 (zh) |
JP (1) | JP3865963B2 (zh) |
CN (1) | CN1163182C (zh) |
BR (1) | BR9900302A (zh) |
DE (1) | DE69907524T2 (zh) |
ES (1) | ES2198856T3 (zh) |
FR (1) | FR2773973B1 (zh) |
ID (1) | ID21801A (zh) |
RU (1) | RU2220638C2 (zh) |
TR (1) | TR199900102A1 (zh) |
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-
1998
- 1998-01-23 FR FR9800733A patent/FR2773973B1/fr not_active Expired - Lifetime
-
1999
- 1999-01-06 ES ES99400018T patent/ES2198856T3/es not_active Expired - Lifetime
- 1999-01-06 DE DE69907524T patent/DE69907524T2/de not_active Expired - Lifetime
- 1999-01-06 EP EP99400018A patent/EP0931496B1/fr not_active Expired - Lifetime
- 1999-01-15 ID IDP990039A patent/ID21801A/id unknown
- 1999-01-15 TR TR1999/00102A patent/TR199900102A1/xx unknown
- 1999-01-22 US US09/236,269 patent/US5934181A/en not_active Expired - Lifetime
- 1999-01-22 RU RU99101346/13A patent/RU2220638C2/ru not_active IP Right Cessation
- 1999-01-22 JP JP01490099A patent/JP3865963B2/ja not_active Expired - Lifetime
- 1999-01-22 CN CNB991013484A patent/CN1163182C/zh not_active Expired - Lifetime
- 1999-01-22 BR BR9900302-3A patent/BR9900302A/pt active Search and Examination
Also Published As
Publication number | Publication date |
---|---|
FR2773973B1 (fr) | 2000-03-31 |
EP0931496A1 (fr) | 1999-07-28 |
BR9900302A (pt) | 2000-07-25 |
EP0931496B1 (fr) | 2003-05-07 |
DE69907524T2 (de) | 2003-11-20 |
RU2220638C2 (ru) | 2004-01-10 |
CN1235002A (zh) | 1999-11-17 |
DE69907524D1 (de) | 2003-06-12 |
ES2198856T3 (es) | 2004-02-01 |
TR199900102A1 (xx) | 1999-08-23 |
JPH11253303A (ja) | 1999-09-21 |
FR2773973A1 (fr) | 1999-07-30 |
ID21801A (id) | 1999-07-29 |
JP3865963B2 (ja) | 2007-01-10 |
US5934181A (en) | 1999-08-10 |
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