JPS5937613U - Heating element temperature control device - Google Patents

Heating element temperature control device

Info

Publication number
JPS5937613U
JPS5937613U JP13361882U JP13361882U JPS5937613U JP S5937613 U JPS5937613 U JP S5937613U JP 13361882 U JP13361882 U JP 13361882U JP 13361882 U JP13361882 U JP 13361882U JP S5937613 U JPS5937613 U JP S5937613U
Authority
JP
Japan
Prior art keywords
heating element
temperature
room temperature
circuit
variable resistor
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
JP13361882U
Other languages
Japanese (ja)
Inventor
栄 内梨
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 Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP13361882U priority Critical patent/JPS5937613U/en
Publication of JPS5937613U publication Critical patent/JPS5937613U/en
Pending legal-status Critical Current

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  • Control Of Temperature (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は感熱面発熱体の断面図、第２図は従来の感熱面
発熱体の温度制御回路の回路図、第３図はこの考案の一
実施例の回路図、第４図はその要部具体回路図、第５図
はその温度特性図である。 ■・・・感熱面発熱体、■・・・温度検出回路、■・・
・比較回路、■・・・電源、■・・・スイッチング回路
、■・・・室温補正回路。Figure 1 is a cross-sectional view of a heat-sensitive surface heating element, Figure 2 is a circuit diagram of a conventional temperature control circuit for a heat-sensitive surface heating element, Figure 3 is a circuit diagram of an embodiment of this invention, and Figure 4 is its outline. The detailed circuit diagram and FIG. 5 are its temperature characteristic diagrams. ■...Thermosensitive surface heating element, ■...Temperature detection circuit, ■...
・Comparison circuit, ■...Power supply, ■...Switching circuit, ■...Room temperature correction circuit.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）電源より給電される発熱体と、前記電源および前
記発熱体間に直列介挿したスイッチング回路と、前記発
熱体の表面温度を検出しその検出温度に応じた電圧を出
力する温度検出回路と、室温を検出しこの室温が所定値
を越えたときにこの室温の変化に応じて出力電圧を変化
させる室温補正回路と、前記温度検出回路の出力電圧と
前記室温補正回路の出力電圧とを比較しこの比較出力に
応じて前記スイッチング回路を開閉することにより前記
面発熱体の表面温度を制御する比較回路とを備えた発熱
体の温度制御装置。(1) A heating element supplied with power from a power source, a switching circuit inserted in series between the power source and the heating element, and a temperature detection circuit that detects the surface temperature of the heating element and outputs a voltage according to the detected temperature. a room temperature correction circuit that detects the room temperature and changes an output voltage according to a change in the room temperature when the room temperature exceeds a predetermined value; and an output voltage of the temperature detection circuit and an output voltage of the room temperature correction circuit. and a comparison circuit that controls the surface temperature of the surface heating element by comparing and opening and closing the switching circuit according to the comparison output. （２）　　前記室温補正回路は、温度検出用サーミスタ
と温度設定用可変抵抗とを直列接続するとともに前記サ
ーミスタにツェナーダイオードを並列接続し、前記温度
設定用サーミスタ、可変抵抗およびツェナーダイオード
よりなる回路の両端間に一定の電圧を印加して前記可変
抵抗の両端より出力電圧をとりだすようにしている実用
新案登録請求の範囲第（１）項記載の発熱体の温度制御
装置。(2) The room temperature correction circuit has a temperature detection thermistor and a temperature setting variable resistor connected in series, and a Zener diode connected in parallel to the thermistor, and a circuit consisting of the temperature setting thermistor, variable resistor, and Zener diode. A temperature control device for a heating element according to claim 1, wherein a constant voltage is applied between both ends of the variable resistor to obtain an output voltage from both ends of the variable resistor.
JP13361882U 1982-08-31 1982-08-31 Heating element temperature control device Pending JPS5937613U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13361882U JPS5937613U (en) 1982-08-31 1982-08-31 Heating element temperature control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13361882U JPS5937613U (en) 1982-08-31 1982-08-31 Heating element temperature control device

Publications (1)

Publication Number Publication Date
JPS5937613U true JPS5937613U (en) 1984-03-09

Family

ID=30301347

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13361882U Pending JPS5937613U (en) 1982-08-31 1982-08-31 Heating element temperature control device

Country Status (1)

Country Link
JP (1) JPS5937613U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63246493A (en) * 1987-03-31 1988-10-13 Mitsubishi Electric Corp Operation control device for blower
JPH01203834A (en) * 1988-02-09 1989-08-16 Matsushita Seiko Co Ltd Residual operation device of range hood fan

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5642819A (en) * 1979-09-17 1981-04-21 Hitachi Ltd Reactive electric power compensating device
JPS56109478A (en) * 1980-01-31 1981-08-29 Matsushita Electric Works Ltd Temperature control circuit for electric heating device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5642819A (en) * 1979-09-17 1981-04-21 Hitachi Ltd Reactive electric power compensating device
JPS56109478A (en) * 1980-01-31 1981-08-29 Matsushita Electric Works Ltd Temperature control circuit for electric heating device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63246493A (en) * 1987-03-31 1988-10-13 Mitsubishi Electric Corp Operation control device for blower
JPH01203834A (en) * 1988-02-09 1989-08-16 Matsushita Seiko Co Ltd Residual operation device of range hood fan

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