WO2022241693A1 - Évaporateur à chauffage électrique pour mesure de température précise - Google Patents

Évaporateur à chauffage électrique pour mesure de température précise Download PDF

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Publication number
WO2022241693A1
WO2022241693A1 PCT/CN2021/094714 CN2021094714W WO2022241693A1 WO 2022241693 A1 WO2022241693 A1 WO 2022241693A1 CN 2021094714 W CN2021094714 W CN 2021094714W WO 2022241693 A1 WO2022241693 A1 WO 2022241693A1
Authority
WO
WIPO (PCT)
Prior art keywords
heating
metal sheet
temperature measurement
heating wire
evaporator
Prior art date
Application number
PCT/CN2021/094714
Other languages
English (en)
Chinese (zh)
Inventor
丁建军
牛建华
Original Assignee
深圳葭南科技有限公司
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 深圳葭南科技有限公司 filed Critical 深圳葭南科技有限公司
Priority to PCT/CN2021/094714 priority Critical patent/WO2022241693A1/fr
Publication of WO2022241693A1 publication Critical patent/WO2022241693A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/46—Shape or structure of electric heating means

Definitions

  • the invention relates to the field of electric heating evaporators, in particular to an electric heating evaporator for precise temperature measurement.
  • the heating element itself is used to generate heat to heat the evaporator, and at the same time use the TCR characteristic of the heating element to measure the temperature of the dual-function evaporator. Due to the large evaporation power of this kind of evaporator, the resistance of the corresponding heating element is small, and the absolute value of the resistance change is small. If it is used on a non-replaceable evaporator product, there is no contact circuit (referring to the inside of the container) The resistance value error of the contact part between the heating wire and the control circuit outside the container (the error of the contact resistance may be greater than the change of the resistance value due to temperature, and the resistance value of the contact resistance is unstable), the control circuit is easier to deal with. If it is used in a replaceable evaporator, the influence of the error of the contact resistance is greater than the change of the resistance of the heating element itself, and it is impossible to accurately control the temperature.
  • the current electric heating evaporator cannot achieve the purpose of accurate temperature measurement and replacement.
  • the technical problem to be solved by the present invention is to provide a replaceable electric heating evaporator for accurate temperature measurement in view of the above-mentioned defects in the prior art that can not realize both accurate temperature measurement and replacement.
  • the technical solution adopted by the present invention to solve the technical problem is to construct an electric heating evaporator for precise temperature measurement, including a heating pot, and a heating and temperature measuring component placed flat on the bottom of the outer wall of the heating pot.
  • the temperature assembly includes a first heating wire and a second heating wire with a common end, the first heating wire is used for heating, the second heating wire is used for temperature measurement, and the resistance of the first heating wire is smaller than that of the second heating wire.
  • the heating and temperature measuring component is formed by etching or engraving a metal film.
  • the heat-generating and temperature-measuring component includes a first metal sheet, a second metal sheet, and a third metal sheet sequentially arranged from left to right, the first metal sheet serves as the common end, and the first metal sheet and the third metal sheet are connected by two front and rear metal strips to form the first heating wire that is in the shape of a ring as a whole, and the first metal sheet and the second metal sheet are formed by a metal strip that is in the shape of a line as a whole.
  • the second heating wire, the metal strip of the second heating wire is located between the two front and rear metal strips of the first heating wire, and the width of the second heating wire is smaller than that of the first heating wire.
  • both the metal strips of the first heating wire and the metal strips of the second heating wire are composed of a row of " ⁇ "-shaped patterns.
  • the heating temperature measuring assembly is clamped between the bottom of the outer wall of the heating pot and the bracket, and the bracket is provided with the first metal sheet, the second metal sheet and the bracket.
  • the third metal sheets respectively correspond to the three through holes, and the first metal sheet, the second metal sheet and the third metal sheet are respectively connected to the three conductive elements passing through the three through holes.
  • it also includes a heating core shell, a heating core upper cover and a heating core base for blocking the upper and lower openings of the heating core shell, the heating pot and the bracket are arranged in the heating core shell, the The heat insulation and buffering are realized by the first sealing ring between the heating pot and the heating core upper cover, and the heat insulation and buffering are realized by the second sealing ring between the support and the heating core base.
  • three electrodes are also included, and three via holes corresponding to the three electrodes are opened on the base of the heating core, and the three electrodes are embedded in the three via holes and connected to the three via holes. Conductor connection.
  • it also includes three insulating rings wrapped outside the three electrodes.
  • the electric heating evaporator for precise temperature measurement of the present invention has the following beneficial effects: in the present invention, the heating and temperature measuring components are placed flat on the bottom of the outer wall of the heating pot, so that since the heating element is placed on the bottom of the outer wall of the heating pot, There is no heating element, which is convenient for users to clean and use, and the heating temperature measurement component includes a first heating wire and a second heating wire with a common end, the first heating wire is used for heating, the second heating wire is used for temperature measurement, and the first heating wire The resistance value of the second heating wire is smaller than that of the second heating wire, so that the heating temperature of the evaporator can be precisely controlled.
  • Fig. 1 is a structural schematic diagram of different viewing angles of the precise temperature measurement electric heating evaporator of the present invention
  • Fig. 2 is an exploded view of the electric heating evaporator for precise temperature measurement of the present invention
  • Fig. 3 is a sectional view of an electric heating evaporator for precise temperature measurement of the present invention
  • Fig. 4 is a structural schematic diagram of different viewing angles of the heat-generating and temperature-measuring component.
  • first and second used in this specification can be used to describe various components, but these components are not limited by these terms. These terms are used only to distinguish one element from other elements.
  • a first constituent element may be named a second constituent element, and similarly, a second constituent element may also be named a first constituent element.
  • the heating element is placed flat on the bottom of the outer wall of the heating pot, and there is no heating element in the heating pot, which is convenient for users to clean and use;
  • the heating temperature measuring component includes a first heating wire and a second heating wire with a common end, and the One heating wire is used for heating, and the second heating wire is used for temperature measurement.
  • the resistance value of the first heating wire is smaller than that of the second heating wire, so that the heating temperature of the evaporator can be precisely controlled.
  • the precise temperature measurement electric heating evaporator of this embodiment includes: a heating core shell 3, a heating pot 4, a heating and temperature measuring component 5 placed flat on the bottom of the outer wall of the heating pot 4, a bracket 6, The upper cover 1 of the heating core, the base 8 of the heating core, the three electrodes 10 , the three insulating rings 9 wrapped around the three electrodes 10 , the first sealing ring 2 and the second sealing ring 7 .
  • the heating core shell 3 and the heating pot 4 are cylindrical containers with a hollow interior, and the cross-section is roughly in the shape of a racetrack.
  • the heating pot 4 is made of heat-conducting material, so the heat generated by the heating temperature measuring component 5 can be transferred to the heating pot 4 to realize electric heating.
  • the heating core shell 3 is a heat insulating material.
  • the bottom of the heating pot 4 is closed and the top is open. Both the bottom and the top of the heating core shell 3 are open, and the heating core upper cover 1 and the heating core base 8 are respectively used to block the upper and lower openings of the heating core shell 3 .
  • the bracket 6 is roughly in the shape of a table with four legs, the heating pot 4 and the bracket 6 are arranged in the heating core shell 3, and the heating and temperature measuring assembly 5 is clamped between the bottom of the outer wall of the heating pot 4 and the Between brackets 6. Between the top of the heating pot 4 and the heating core upper cover 1, heat insulation and buffering are realized through the first sealing ring 2, and between the four legs of the support 6 and the heating core base 8 through the second sealing ring 7 Realize heat insulation and buffering. Specifically, a circle of grooves is formed on the side of the heating core upper cover 1 facing the heating pot 4, and the first sealing ring 2 is embedded in the circle of grooves.
  • One side of the heating core base 8 facing the support 6 is provided with a circle of grooves, the first sealing ring 2 is embedded in the circle of grooves, and after the heating core upper cover 1 is inserted into the opening on the top of the heating core shell 3, the first seal The ring 2 is against the top of the heating pot 4, and the heating core base 8 is inserted into the opening at the bottom of the heating core shell 3, and the second sealing ring 7 is against the four legs of the bracket 6.
  • described heating temperature measuring assembly 5 comprises the first heating wire 54 and the second heating wire 55 that have common end, and the first heating wire 54 is used for heating, and the second heating wire 55 is used for temperature measurement, and the first heating wire The resistance value of 54 is smaller than the resistance value of the second heating wire 55 .
  • the first heating wire is used for heating, which is equivalent to a heating resistor.
  • the second heating wire is used for temperature measurement, that is, it is equivalent to a temperature measurement resistor, and the temperature of the pot body of the evaporation container is measured by utilizing the resistance TCR characteristic and the variation of resistance value with temperature.
  • the heating and temperature measuring component 5 is formed by etching or engraving a metal film, and the metal material includes but not limited to SUS304, SUS316 and the like.
  • the pattern formed by etching or engraving includes a first metal sheet 51, a second metal sheet 52 and a third metal sheet 53 arranged in sequence from left to right, the first metal sheet 51 serves as the common end, and the first metal sheet 51 serves as the common end, and the first metal sheet 51
  • the sheet 51 and the third metal sheet 53 are connected by two front and rear metal strips to form the first heating wire 54 in a ring shape as a whole.
  • the overall shape of the first heating wire 54 is similar to the cross-sectional shape of the heating pot 4. Also roughly in the shape of a runway.
  • the first metal sheet 51 and the second metal sheet 52 are composed of a metal strip to form the overall linear second heating wire 55, and the metal strip of the second heating wire 55 is positioned on the first heating wire.
  • the width of the second heating wire 55 is smaller than the width of the first heating wire 54 .
  • Both the metal strip of the first heating wire 54 and the metal strip of the second heating wire 55 are composed of a row of " ⁇ "-shaped patterns.
  • the bracket 6 is provided with three through holes corresponding to the first metal sheet 51, the second metal sheet 52 and the third metal sheet 53 respectively, and the first metal sheet 51.
  • the second metal sheet 52 and the third metal sheet 53 are respectively connected to the three conductive elements 511, 521, 531 passing through the three through holes, and the conductive elements 511, 521, 531 are connected to the first metal sheet 51,
  • the second metal piece 52 and the third metal piece 53 are fixed by welding.
  • three via holes corresponding to the three electrodes 10 are opened on the heating core base 8, and the three electrodes 10 are embedded in the three via holes and connected to the three conductive members 511 , 521, 531 connection.
  • the conductive elements 511 and 531 form the two pins of the heating resistor
  • the conductive elements 511 and 521 form the two pins of the temperature measuring resistor
  • the conductive element 511 is a common grounding pin.
  • the precise temperature measurement electric heating evaporator of the present invention has the following beneficial effects:
  • the heating and temperature measuring components are placed flat on the bottom of the outer wall of the heating pot, so that since the heating element is placed on the outer wall of the heating pot At the bottom, there is no heating element in the heating pot, which is convenient for users to clean and use, and the heating temperature measurement component includes a first heating wire and a second heating wire with a common end, the first heating wire is used for heating, and the second heating wire is used for temperature measurement , the resistance value of the first heating wire is smaller than the resistance value of the second heating wire, so that the heating temperature of the evaporator can be precisely controlled.

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  • Cookers (AREA)

Abstract

Un évaporateur à chauffage électrique pour une mesure de température précise est divulgué, lequel comprend un pot de chauffage, un ensemble de génération de chaleur et de mesure de température placé à plat sur la partie inférieure de la paroi externe du pot de chauffage, l'ensemble de génération de chaleur et de mesure de température comprenant un premier fil de génération de chaleur et un second fil de génération de chaleur qui ont une extrémité commune ; le premier fil de génération de chaleur est utilisé pour chauffer ; le second fil de génération de chaleur est utilisé pour la mesure de température ; et la valeur de résistance du premier fil de génération de chaleur est inférieure à la valeur de résistance du second fil de génération de chaleur. Étant donné qu'un élément de génération de chaleur est placé à plat sur la partie inférieure de la paroi externe du pot de chauffage, il n'y a pas d'élément de génération de chaleur dans le pot, ce qui facilite le nettoyage et l'utilisation pour les utilisateurs. De plus, l'ensemble de génération de chaleur et de mesure de température comprend le premier fil de génération de chaleur et le second fil de génération de chaleur qui ont l'extrémité commune, le premier fil de génération de chaleur est utilisé pour chauffer, le second fil de génération de chaleur est utilisé pour la mesure de température, et la valeur de résistance du premier fil de génération de chaleur est inférieure à la valeur de résistance du second fil de génération de chaleur, de telle sorte que la température de chauffage de l'évaporateur puisse être commandée avec précision.
PCT/CN2021/094714 2021-05-19 2021-05-19 Évaporateur à chauffage électrique pour mesure de température précise WO2022241693A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2021/094714 WO2022241693A1 (fr) 2021-05-19 2021-05-19 Évaporateur à chauffage électrique pour mesure de température précise

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2021/094714 WO2022241693A1 (fr) 2021-05-19 2021-05-19 Évaporateur à chauffage électrique pour mesure de température précise

Publications (1)

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WO2022241693A1 true WO2022241693A1 (fr) 2022-11-24

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111109666A (zh) * 2020-01-17 2020-05-08 深圳麦克韦尔科技有限公司 电子雾化装置及其雾化组件和雾化组件的制造方法
CN111374352A (zh) * 2020-04-08 2020-07-07 深圳市思源贝尔科技有限公司 电子烟发热组件及其便携式小烟雾电子烟雾化器
CN211482978U (zh) * 2019-11-11 2020-09-15 中山市聚泰莱电子科技有限公司 一种雾化器及应用其的电子烟
CN111728282A (zh) * 2020-05-29 2020-10-02 深圳葭南科技有限公司 一种蒸发器及其控制方法
US20200345076A1 (en) * 2017-10-30 2020-11-05 Kt&G Corporation Aerosol generating device having heater
CN112244359A (zh) * 2020-09-30 2021-01-22 深圳麦时科技有限公司 发热体、发热组件和加热装置
WO2021086112A1 (fr) * 2019-10-30 2021-05-06 주식회사 이엠텍 Cartouche de liquide avec élément chauffant en céramique
CN112772992A (zh) * 2021-03-12 2021-05-11 熊晓辰 一种多电极温控陶瓷雾化芯及应用与制作方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200345076A1 (en) * 2017-10-30 2020-11-05 Kt&G Corporation Aerosol generating device having heater
WO2021086112A1 (fr) * 2019-10-30 2021-05-06 주식회사 이엠텍 Cartouche de liquide avec élément chauffant en céramique
CN211482978U (zh) * 2019-11-11 2020-09-15 中山市聚泰莱电子科技有限公司 一种雾化器及应用其的电子烟
CN111109666A (zh) * 2020-01-17 2020-05-08 深圳麦克韦尔科技有限公司 电子雾化装置及其雾化组件和雾化组件的制造方法
CN111374352A (zh) * 2020-04-08 2020-07-07 深圳市思源贝尔科技有限公司 电子烟发热组件及其便携式小烟雾电子烟雾化器
CN111728282A (zh) * 2020-05-29 2020-10-02 深圳葭南科技有限公司 一种蒸发器及其控制方法
CN112244359A (zh) * 2020-09-30 2021-01-22 深圳麦时科技有限公司 发热体、发热组件和加热装置
CN112772992A (zh) * 2021-03-12 2021-05-11 熊晓辰 一种多电极温控陶瓷雾化芯及应用与制作方法

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