JPS6217096U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の一実施例による電熱装置付
高周波加熱装置の断面図、第２図は被加熱物の表
面温度上昇曲線図、第３図は上記実施例の高周波
発生装置と赤外線ヒータおよび循環フアンの予熱
がある場合の通電パターン図、第４図は予熱がな
い場合の同上図、第５図はこの考案の装置と従来
装置による仕上り効果をドリツプ率で示した棒グ
ラフ、第６図は従来の電熱装置付高周波加熱装置
を示す断面図、第７図はこの装置の高周波発生装
置と赤外線ヒータとの通電パターン図である。 図において、１は加熱室、２は載置台、３は被
加熱物、４は赤外線ヒータ、５は高周波発生装置
、７は循環フアン、８は表面温度検知センサー、
９は制御手段である。尚、各図中同一符号は、同
一又は、相当部分を示すものである。 Fig. 1 is a cross-sectional view of a high-frequency heating device with an electric heating device according to an embodiment of the invention, Fig. 2 is a surface temperature rise curve of the object to be heated, and Fig. 3 is a diagram showing the high-frequency generator and infrared heater of the above embodiment. Figure 4 is a diagram of the energization pattern when the circulation fan is preheated, Figure 4 is the same diagram as above when there is no preheating, Figure 5 is a bar graph showing the finishing effects of the device of this invention and the conventional device in terms of drip rate, and Figure 6 is FIG. 7 is a cross-sectional view showing a conventional high-frequency heating device with an electric heating device, and is a diagram showing the energization pattern between the high-frequency generator and the infrared heater of this device. In the figure, 1 is a heating chamber, 2 is a mounting table, 3 is an object to be heated, 4 is an infrared heater, 5 is a high frequency generator, 7 is a circulation fan, 8 is a surface temperature detection sensor,
9 is a control means. Note that the same reference numerals in each figure indicate the same or corresponding parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 加熱室内の載置台上に載置された被加熱物を高
周波加熱する高周波発生手段と、前記被加熱物を
赤外線加熱する赤外線ヒータと、前記加熱室内の
熱気を循環させる循環フアンとを有する電熱装置
付高周波加熱装置において、加熱時、前記被加熱
物の表面温度を検知するセンサーと、前記被加熱
物の表面温度が、該加熱物のタンパク質を熱凝固
する付近のある基準温度に達するまでは、前記赤
外線ヒータによる赤外線加熱あるいは、循環フア
ンの作動による対流伝熱による加熱を行い、前記
表面温度が前記基準温度に達した後は、該表面温
度を検出した前記センサーの検出信号を入力して
、前記高周波発生装置による高周波加熱を、前記
赤外線加熱あるいは対流伝熱による加熱モードに
組み入れるように制御する制御手段を具備したこ
とを特徴とする電熱装置付高周波加熱装置。 An electric heating device having a high frequency generating means for high frequency heating an object to be heated placed on a mounting table in a heating chamber, an infrared heater for heating the object to be heated by infrared rays, and a circulation fan for circulating hot air in the heating chamber. In the high-frequency heating device, when heating, a sensor detects the surface temperature of the object to be heated, and until the surface temperature of the object to be heated reaches a certain reference temperature near which thermally coagulates the protein of the object to be heated, Heating is performed by infrared heating by the infrared heater or by convection heat transfer by operating a circulation fan, and after the surface temperature reaches the reference temperature, inputting a detection signal from the sensor that detected the surface temperature, A high-frequency heating device with an electric heating device, comprising a control means for controlling high-frequency heating by the high-frequency generator to be incorporated into the heating mode using infrared heating or convection heat transfer.