CN87202412U - 温度可调式电子自动恒温电热毯 - Google Patents

温度可调式电子自动恒温电热毯 Download PDF

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Publication number
CN87202412U
CN87202412U CN 87202412 CN87202412U CN87202412U CN 87202412 U CN87202412 U CN 87202412U CN 87202412 CN87202412 CN 87202412 CN 87202412 U CN87202412 U CN 87202412U CN 87202412 U CN87202412 U CN 87202412U
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China
Prior art keywords
temperature
temp
utility
electrical blanket
automatic thermostatic
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Pending
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CN 87202412
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English (en)
Inventor
江涛
于广林
张福在
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LOW VOLTAGE ELECTRIC INSTRUMENT FACTORY JILIN JILIN PROV
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LOW VOLTAGE ELECTRIC INSTRUMENT FACTORY JILIN JILIN PROV
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Application filed by LOW VOLTAGE ELECTRIC INSTRUMENT FACTORY JILIN JILIN PROV filed Critical LOW VOLTAGE ELECTRIC INSTRUMENT FACTORY JILIN JILIN PROV
Priority to CN 87202412 priority Critical patent/CN87202412U/zh
Publication of CN87202412U publication Critical patent/CN87202412U/zh
Pending legal-status Critical Current

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Abstract

本实用新型属家用电器产品,以往的电热毯多是不能调整温度范围和自动恒温的。本实用新型的重要技术特征在于用电子元件和温度传感器组成一个温度感应电路,使电热毯在28℃—45℃范围内可调,并在其中任意温度值上自动恒温。

Description

本实用新型属家用电器产品。
现有的电毯多是不可调式或功率控制式,不可调式具有温度不可调,温升高、舒适性差及浪费电力易造成火灾的弱点。功率控制式虽在设计上有所改进,但是不能实现在某一温度上恒温的要求。
本实用新型的目的在于设计一种新型电热毯,该毯具有温度可调和自动恒温的功能。可在28℃-45℃之间随意调整,并能在其间任意温度上恒温的特点。为实现此特点,本实用新型使用了电子控制电路及TM-1型温度传感器。其工作原理如附图所示:K为双刀开关、R2为电热丝、1为二极管、2为闸流管、2EF为发光二极管、R1为降压电阻、RW为电位器、TM-1为温度传感器。当接通开关K时,交流电通过1.2两个管件往返导通。当温度上升到一定温度时。温度传感器电阻增加使闸流管2的管脚电位升高闸流管不导通,使电路只形成KRL1单向导通降低到一定温度时温度传感器电阻减少管脚电压下降,闸流管恢复工作,从而达到恒温的目的。
采用附图所示电路,将是实施本新型的最好办法。

Claims (1)

  1. 一种电热毯,其特征在于温度控制电路由分压电阻、发光二极管、电位器、温度传感器串联后与二极管、闸流管并联,最后再与电热丝、开关串联组成。
CN 87202412 1987-02-10 1987-02-10 温度可调式电子自动恒温电热毯 Pending CN87202412U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 87202412 CN87202412U (zh) 1987-02-10 1987-02-10 温度可调式电子自动恒温电热毯

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 87202412 CN87202412U (zh) 1987-02-10 1987-02-10 温度可调式电子自动恒温电热毯

Publications (1)

Publication Number Publication Date
CN87202412U true CN87202412U (zh) 1988-09-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 87202412 Pending CN87202412U (zh) 1987-02-10 1987-02-10 温度可调式电子自动恒温电热毯

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CN (1) CN87202412U (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003011000A1 (fr) * 2001-07-05 2003-02-06 King's Metal Fiber Technologies Co., Ltd. Appareil chauffant presentant une ligne de chauffage combinee a une matrice molle
CN106726245A (zh) * 2017-02-15 2017-05-31 朱鸿锐 一种安全方便的医疗床

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003011000A1 (fr) * 2001-07-05 2003-02-06 King's Metal Fiber Technologies Co., Ltd. Appareil chauffant presentant une ligne de chauffage combinee a une matrice molle
CN106726245A (zh) * 2017-02-15 2017-05-31 朱鸿锐 一种安全方便的医疗床

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