WO2018132934A1 - Feuille chauffante électrique à rétroaction de température - Google Patents

Feuille chauffante électrique à rétroaction de température Download PDF

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Publication number
WO2018132934A1
WO2018132934A1 PCT/CN2017/071361 CN2017071361W WO2018132934A1 WO 2018132934 A1 WO2018132934 A1 WO 2018132934A1 CN 2017071361 W CN2017071361 W CN 2017071361W WO 2018132934 A1 WO2018132934 A1 WO 2018132934A1
Authority
WO
WIPO (PCT)
Prior art keywords
heating sheet
electric heating
temperature feedback
temperature
feedback according
Prior art date
Application number
PCT/CN2017/071361
Other languages
English (en)
Chinese (zh)
Inventor
吴建勇
Original Assignee
深圳市橙功实业投资有限公司
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 深圳市橙功实业投资有限公司 filed Critical 深圳市橙功实业投资有限公司
Priority to PCT/CN2017/071361 priority Critical patent/WO2018132934A1/fr
Publication of WO2018132934A1 publication Critical patent/WO2018132934A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
    • H05B3/26—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base

Definitions

  • the present invention relates to an electrothermal product, and more particularly to an electric heating sheet with temperature feedback capable of accurately controlling the heating temperature of the heating sheet.
  • the vast majority of humans are toxic chemicals released by anaerobic smoldering.
  • the most harmful components are tar, carbon monoxide, nicotine, dioxins and irritating fumes, which are absorbed into the human body.
  • What is most unacceptable to non-smokers is that second-hand smoke caused by smoking is also mainly caused by sidestream smoke from cigarette burning. Therefore, the public is particularly resistant to smoking, especially in public places, and has gradually formed a social consensus.
  • Existing by heating The volatile matter in the heated carrier is discharged along with the hot gas stream, but the existing heating sheet is generally inserted into the heating carrier.
  • One of the pieces, the heating piece of this structure is controlled by the temperature of the current and voltage of the heating resistor, but this control method has a large time and temperature error, so that the actual temperature and the control temperature cannot be real-time. reflect .
  • the present invention aims to provide a heater with temperature feedback capable of accurately controlling the heating temperature of the heater chip. .
  • a heating sheet with temperature feedback comprising an insulating base layer, the surface of the insulating base layer is provided with an electrothermal structure and a temperature sensing structure, wherein the electrothermal structure and the temperature sensing structure are respectively independent of each other
  • the electrodes are electrically connected to the control board.
  • the heater chip is comprised of at least three heated monoliths that extend outwardly from the central axis.
  • the electric heating sheet is composed of three Y-shaped symmetrically arranged or T-shaped heating single pieces extending outward from the central axis.
  • the upper portion of the heating monolith is provided as an insertion portion that is gradually inclined upward toward the upper end point of the central axis.
  • the outer side of the insertion portion is provided in a cutting edge shape.
  • the outer side of the insertion portion is provided in a zigzag shape.
  • the heating unit is provided with a vent hole.
  • the edge of the upper portion of the vent hole is provided as a wide side perpendicular to the thickness direction of the heating sheet, and the edge of the lower portion of the vent hole is provided in a pointed shape which is tapered upward.
  • the substrate layer is glass, ceramic, anodized metal or polyimide.
  • the invention is provided with an electrothermal structure and a temperature sensing structure, wherein the electrothermal structure is connected to the control board through the electrothermal electrode, and the temperature sensing structure is electrically connected to the control board through the sensing electrode, since the electrothermal structure and the temperature sensing structure are mutual Independent, so as not to have an impact, can more precisely control the heating temperature of the heating sheet, enhance the product experience, and avoid the taste problem caused by the time error of temperature feedback.
  • FIG. 1 is a schematic structural view of an embodiment of the present invention.
  • FIG. 2 is a schematic view showing the structure of a heating single piece according to an embodiment of the present invention.
  • Figure 3 is a cross-sectional view taken along line A-A of Figure 2;
  • FIG. 4 is a schematic structural diagram of an embodiment of the present invention.
  • a heater with temperature feedback refer to Figure 1, An insulating base layer 110 is disposed.
  • the surface of the insulating base layer 110 is provided with an electrothermal structure 111 and a temperature sensing structure 112.
  • the electrothermal structure 111 and the temperature sensing structure 112 are electrically connected through the mutually independent electrothermal electrodes 113 and the sensing electrodes 114, respectively.
  • the heating sheet is provided with an electrothermal structure 111 and a temperature sensing structure 112, and the electrothermal structure 111 is connected to the control board through the electrothermal electrode 113, and the temperature sensing structure 112 is electrically connected to the control board through the sensing electrode 114, due to the electrothermal structure 111.
  • the temperature sensing structure 112 is independent of each other so as to have no influence, more precise control of the heating temperature of the heating sheet, enhanced product experience, and avoiding the taste problem caused by the time error of temperature feedback.
  • the upper portion of the insulating base layer 110 is disposed as an insertion portion 115 that is gradually inclined upward toward the center, and the insertion portion 115 of the heater chip is disposed in an inclined shape to facilitate insertion into the heating carrier. among them The outer edge of the insertion portion 115 may be provided to facilitate the insertion of the blade shape.
  • the substrate layer 110 is glass, ceramic, anodized metal or polyimide.
  • a heating sheet with temperature feedback is different from Embodiment 1 in that A plurality of vent holes 116 are disposed on the substrate layer 110.
  • a plurality of vent holes 116 are disposed on the substrate layer 110.
  • the vent hole 116 is disposed to increase the strength of the matrix layer 110.
  • the air in the vent hole 116 can be preheated after the heating structure is energized, thereby preventing the temperature of the gas sucked in the early stage from being too low.
  • the outer edge of the insertion portion 115 is also provided to be more advantageous for the cut-in zigzag shape.
  • the edge of the upper portion of the vent hole 116 is disposed as a wide side perpendicular to the thickness direction of the heating sheet, and the lower portion of the vent hole 116 is provided with an upwardly tapered shape.
  • This structure facilitates storage of high temperature air while the airflow is static. It facilitates flow and heat exchange when the airflow is dynamic.
  • a heating sheet with temperature feedback is different from Embodiment 1 in that
  • the heating sheet is composed of three Y-shaped symmetric heating sheets 130 extending outward from the central axis 120.
  • the heating sheet is composed of at least three heating single sheets 130 extending outward from the central axis 120 so as to have a larger heating area after being inserted into the heating carrier, so that the temperature of the heating carrier can be raised more quickly, and at the same time, three or more pieces.
  • the heated monolithic sheet 130 is formed by the outward extension of the central axis 120 to enhance the firmness of insertion of the heater chip.
  • the three heating monoliths may also be configured in a T shape for ease of processing.

Landscapes

  • Resistance Heating (AREA)

Abstract

L'invention concerne une feuille chauffante électrique à rétroaction de température, la feuille chauffante électrique comprenant une couche de base isolante (110). Une structure de chauffage électrique (111) et une structure de détection de température (112) sont disposées sur la surface de la couche de base isolante (110), et la structure de chauffage électrique (111) ainsi que la structure de détection de température (112) sont respectivement connectées électriquement à une carte de commande principale au moyen d'électrodes (113, 114) mutuellement indépendantes. La feuille chauffante électrique à rétroaction de température présente l'avantage selon lequel la température de chauffage de la feuille chauffante peut être commandée avec précision.
PCT/CN2017/071361 2017-01-17 2017-01-17 Feuille chauffante électrique à rétroaction de température WO2018132934A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/071361 WO2018132934A1 (fr) 2017-01-17 2017-01-17 Feuille chauffante électrique à rétroaction de température

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/071361 WO2018132934A1 (fr) 2017-01-17 2017-01-17 Feuille chauffante électrique à rétroaction de température

Publications (1)

Publication Number Publication Date
WO2018132934A1 true WO2018132934A1 (fr) 2018-07-26

Family

ID=62907754

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/071361 WO2018132934A1 (fr) 2017-01-17 2017-01-17 Feuille chauffante électrique à rétroaction de température

Country Status (1)

Country Link
WO (1) WO2018132934A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2423696Y (zh) * 2000-04-14 2001-03-14 董寅祥 柔性电加热片
JP2005116481A (ja) * 2003-10-10 2005-04-28 Nippon Dainatekku Kk 面状ヒーター
CN204598339U (zh) * 2015-03-31 2015-08-26 东莞市国研电热材料有限公司 一种片状陶瓷发热体

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2423696Y (zh) * 2000-04-14 2001-03-14 董寅祥 柔性电加热片
JP2005116481A (ja) * 2003-10-10 2005-04-28 Nippon Dainatekku Kk 面状ヒーター
CN204598339U (zh) * 2015-03-31 2015-08-26 东莞市国研电热材料有限公司 一种片状陶瓷发热体

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