WO2019062168A1 - Système de régulation de température pour élément chauffant de cigarette électronique - Google Patents

Système de régulation de température pour élément chauffant de cigarette électronique Download PDF

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Publication number
WO2019062168A1
WO2019062168A1 PCT/CN2018/088183 CN2018088183W WO2019062168A1 WO 2019062168 A1 WO2019062168 A1 WO 2019062168A1 CN 2018088183 W CN2018088183 W CN 2018088183W WO 2019062168 A1 WO2019062168 A1 WO 2019062168A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
temperature
power supply
heating
feedback
Prior art date
Application number
PCT/CN2018/088183
Other languages
English (en)
Chinese (zh)
Inventor
佟欣洋
Original Assignee
深圳市舜宝科技有限公司
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 深圳市舜宝科技有限公司 filed Critical 深圳市舜宝科技有限公司
Publication of WO2019062168A1 publication Critical patent/WO2019062168A1/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
    • 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
    • A24F40/50—Control or monitoring
    • A24F40/57—Temperature control
    • 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
    • A24F40/20—Devices using solid inhalable precursors
    • 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
    • A24F40/90—Arrangements or methods specially adapted for charging batteries thereof
    • A24F40/95—Arrangements or methods specially adapted for charging batteries thereof structurally associated with cases

Definitions

  • the invention belongs to the field of electronic cigarettes, and more particularly to a temperature control system for an electronic cigarette heating sheet.
  • Electronic cigarettes are electronic products that mimic cigarettes and have a similar appearance and taste to cigarettes. Most of the existing electronic cigarettes use a method such as burning atomized tobacco to turn nicotine into steam, and let the user inhale a product. With the development of technology, there is now an electronic cigarette on the market that does not burn tobacco, but only keeps the tobacco at a certain temperature, which can bring about the smoking experience and effectively reduce the absorption of harmful substances.
  • a temperature control system for an electronic cigarette heating sheet comprising a power supply unit, a heating unit, a heat conduction unit, a feedback unit, and a processing unit;
  • the power supply unit is connected to the heating unit for supplying power to the heating unit; the heating unit is in contact with one side of the heat conducting unit for conducting thermal energy to the heat conducting unit;
  • the other side of the heat conducting unit is connected to the feedback unit, and the heat conducting unit is further configured to feed back thermal energy conducted by the heating unit to the feedback unit; the feedback unit is coupled to the processing unit for converting the thermal energy into feedback data. And transmitting the feedback data to the processing unit; the processing unit is connected to the power supply unit, the processing unit is configured to determine a target temperature corresponding to the feedback data according to the feedback data, and control the power supply unit according to the target temperature Turn it on and off.
  • the feedback unit includes a thermistor, and the feedback data is a resistance value of the thermistor;
  • the processing unit determines the target temperature according to a temperature-resistance value correspondence relationship of the pre-stored thermistor.
  • the heating unit includes a resistance wire; the heat conduction unit includes a ceramic sheet.
  • the processing unit further includes a determining unit; the target temperature corresponds to a temperature of the heat conducting unit; and the determining unit is configured to determine whether the temperature of the heat conducting unit is in a range of 210° C. to 450° C.
  • the power supply unit is turned off
  • the power supply unit is turned on
  • the power supply unit is turned off and an alarm is issued.
  • the determining unit is configured to determine whether the temperature of the heat conducting unit is in a range of 290 ° C to 350 ° C;
  • the power supply unit is turned off
  • the power supply unit is turned on
  • the power supply unit is turned off and an alarm is issued.
  • heating unit and the feedback unit are respectively attached to the one side and the other side of the heat conduction unit.
  • a layer of glass phase coating is disposed on the surface of the heat conducting unit, the heating unit and the feedback unit.
  • the glass phase coating comprises a glaze.
  • a heating rod for an electronic cigarette having a temperature control system as described above.
  • an electronic cigarette system comprising the heating rod as described above, and an electronic cigarette case for containing the heating rod and charging the heating rod.
  • a temperature control method for an electronic cigarette heat generating sheet based on the temperature control system as described above comprising the steps of:
  • the feedback unit obtains feedback data converted by the thermal energy fed back by the heat conduction unit, and sends the feedback data to the processing unit, and the thermal energy is transmitted from the power supply unit to the heating unit, and then the thermal energy is transmitted to the heat conduction unit by the heating unit;
  • the processing unit determines a target temperature corresponding to the feedback data according to the feedback data
  • the processing unit controls opening and closing of the power supply unit according to the target temperature
  • the processing unit turns on the power supply unit
  • the processing unit turns off the power supply unit and prompts.
  • the invention has the beneficial effects of controlling the opening and closing of the power supply unit based on the target temperature, and controlling the temperature range of the heat conduction unit within a proper range in real time, thereby avoiding the situation of insufficient heating or overheating;
  • the feedback unit is placed on both sides of the heat conduction unit. On the one hand, the feedback unit is not directly in contact with the heating source, which significantly reduces the influence of interference and improves the accuracy of the temperature control. On the other hand, the space of the heat conduction unit is fully utilized.
  • FIG. 1 is a schematic view of a heating rod according to an embodiment of the present application.
  • FIG. 2 is a structural diagram of a temperature control system of an electronic cigarette heat generating sheet according to an embodiment of the present application
  • FIG. 4 is a flow chart of a temperature control method of an electronic cigarette heat generating sheet according to an embodiment of the present application.
  • the present application provides a temperature control system 100 for an electronic cigarette heat generating sheet.
  • the temperature control system 100 can be applied to an electronic cigarette heating rod 10.
  • the temperature control system 100 is located at one end of the electronic heating rod, and the heat conducting unit 106 can be inserted into the tobacco to heat the tobacco.
  • the heating temperature is too low, the tobacco cannot be heated sufficiently, so it cannot be used normally; when the heating temperature is too high, excessive smoke is generated, and the tobacco consumption speed is too fast, which is not conducive to the use experience.
  • the temperature control system 100 includes a power supply unit 102 , a heating unit 104 , a heat conduction unit 106 , a feedback unit 108 , and a processing unit 110 .
  • the power supply unit 102 is connected to the heating unit 104 for supplying power to the heating unit 104.
  • the heating unit 104 includes an electrocaloric material that converts electrical energy into thermal energy.
  • the heating unit 104 is in contact with one side of the heat conducting unit 106 for conducting thermal energy to the heat conducting unit.
  • the heat conducting unit 106 is a sheet-like structure, and the heat conducting unit has good thermal conductivity. Therefore, the heating unit 104 is in contact with one side of the heat transfer unit 106, and the other side of the heat transfer unit 106 is also sufficiently heated.
  • the other side of the heat conducting unit 106 is connected to the feedback unit 108.
  • the heat conducting unit 106 is further configured to feed back the thermal energy conducted by the heating unit 104 to the feedback unit 108.
  • the feedback unit 108 is coupled to the processing unit 110 for converting the thermal energy into feedback data and transmitting the feedback data to the processing unit.
  • the feedback unit 108 is preferably a sensor, and further, the feedback unit 108 is a thermistor.
  • the feedback data is the resistance of the thermistor.
  • the processing unit 110 is connected to the power supply unit 102.
  • the processing unit 110 is configured to determine a target temperature corresponding to the feedback data according to the feedback data, and control opening and closing of the power supply unit according to the target temperature.
  • the target temperature corresponding to the feedback data includes the temperature of the feedback unit 108.
  • the feedback data that is, the resistance value of the feedback unit 108 can directly correspond to the temperature of the feedback unit 108; however, due to the feedback unit 108 and the heat conduction The unit 106 is connected. Therefore, the corresponding relationship between the resistance value of the feedback unit 108 and the heat conduction unit 106 can be obtained based on the thermal conduction performance of the two units.
  • the target temperature also includes the temperature of the heat conducting unit 106.
  • the present embodiment controls the opening and closing of the power supply unit 102 based on the target temperature, and controls the temperature range of the heat conduction unit 106 to an appropriate range in real time, thereby avoiding insufficient heating or overheating.
  • the feedback unit 108 is not directly in contact with the heating source, the interference effect is significantly reduced, and the accuracy of the temperature control is improved, and on the other hand, The space of the heat transfer unit is utilized.
  • the feedback unit 108 includes a thermistor, and the feedback data is the resistance value of the thermistor.
  • the processing unit 100 pre-stores the temperature-resistance value correspondence relationship of the thermistor, and determines the temperature of the thermistor in combination with the received resistance value and the temperature-resistance value of the thermistor, and based on the heat
  • the temperature of the sensitive resistor is related to the temperature of the heat conducting unit to further determine the temperature of the heat conducting unit.
  • the temperature relationship of the thermistor and the temperature relationship of the heat conducting unit can be based on the thermal conductivity of the thermistor and the heat conducting unit, combined with a limited number of experiments.
  • the heating unit 104 includes a resistance wire, and further preferably, the resistance wire is a tungsten wire.
  • the thermally conductive unit 106 comprises a ceramic heater chip.
  • the processing unit 110 further includes a determining unit; the target temperature corresponds to a temperature of the heat conducting unit; and the determining unit is configured to determine whether the temperature of the heat conducting unit is in a range of 210 ° C to 450 ° C;
  • the power supply unit is turned on
  • the power supply unit is turned off and an alarm is issued.
  • the power supply unit 102 is turned on, and the heat transfer unit 106 receives heat, and the temperature is raised from room temperature to 210 ° C, wherein 210 ° C is the lowest temperature at which the electronic cigarette can be normally used. At this time, the power supply unit 102 continues to heat the heating unit.
  • the power supply unit 102 can be turned off to stop heating; when the temperature of the heat conducting unit 106 is lower than 300 ° C, the power supply unit 102 can be turned back on.
  • the heat conducting unit 106 is maintained at an optimum temperature, i.e., 300 °C.
  • the temperature of the heat conducting unit 106 can also be controlled at 450 ° C, which is the upper temperature limit of the heat conducting unit 106.
  • the heat transfer unit 106 can be sterilized and cleaned at 450 ° C.
  • the power supply unit 102 is turned off and an alarm is issued.
  • the temperature of the thermally conductive unit 106 is maintained in the range of 290 °C to 350 °C.
  • the power supply unit is turned off; if the temperature of the heat conduction unit 106 is lower than 290 ° C, the power supply unit is turned on; if the temperature of the heat conduction unit 106 is Above 350 ° C, the power supply unit is turned off and an alarm is issued.
  • the heating unit 104 and the feedback unit 108 are attached to the one side and the other side of the heat conducting unit 106, respectively.
  • the contact area can be maximized, so that the heating unit 104 can sufficiently transfer thermal energy to the heat conduction unit 106 to shorten the heating cycle; likewise, the heat conduction unit 106 can also fully transfer thermal energy to the Feedback unit 108.
  • the glass phase coating comprises a glaze.
  • the present application also discloses a heating rod 10 for an electronic cigarette, wherein the heating rod has a temperature control system 100 as described above.
  • the present application also discloses an electronic cigarette system 1 characterized in that the electronic cigarette system 1 comprises a heating rod 10 of the electronic cigarette.
  • the electronic cigarette system 1 further includes an electronic cigarette case 20 for containing the heating rod 10 and charging the heating rod 10.
  • the present application further provides a temperature control method 200 for an electronic cigarette heat generating sheet based on the temperature control system as described above, the temperature control method comprising the following steps:
  • the feedback unit obtains feedback data converted by the thermal energy fed back by the heat conduction unit, and sends the feedback data to the processing unit, and the thermal energy is transmitted from the power supply unit to the heating unit, and then the thermal energy is transmitted to the heat conduction unit by the heating unit;
  • the processing unit determines, according to the feedback data, a target temperature corresponding to the feedback data.
  • the processing unit controls turning on and off of the power supply unit according to the determined target temperature.
  • the processing unit turns on the power supply unit
  • the processing unit turns off the power supply unit and prompts.
  • the temperature of the thermally conductive unit is maintained between 290 ° C and 350 ° C.
  • the temperature of the thermally conductive unit is maintained at about 300 °C.
  • each of the above modules is not necessarily a separate module, and multiple modules may be integrated into one module; or each of the above modules may be subdivided into multiple modules according to functions, which fall within the protection scope of the present application. within.
  • the storage medium can be a magnetic disk, an optical disk, or a read-only storage memory (Read Only Memory, ROM) or random storage memory (Random Access Memory, RAM), etc.

Landscapes

  • Control Of Resistance Heating (AREA)
  • Manufacturing Of Cigar And Cigarette Tobacco (AREA)

Abstract

L'invention concerne un système de régulation de température (100) pour un élément chauffant d'une cigarette électronique, comprenant une unité d'alimentation électrique (102), une unité de chauffage (104), une unité de conduction de chaleur (106), une unité de rétroaction (108) et une unité de traitement (110). L'unité d'alimentation électrique (102) permet d'alimenter en électricité l'unité de chauffage (104). L'unité de chauffage (104) permet de conduire l'énergie thermique vers l'unité de conduction de chaleur (106). L'unité de conduction de chaleur (106) permet de renvoyer l'énergie thermique conduite par l'unité de chauffage (104) vers l'unité de rétroaction (108). L'unité de rétroaction (108) permet de convertir l'énergie thermique en données de rétroaction et de transmettre les données de rétroaction à l'unité de traitement (110). L'unité de traitement (110) permet de déterminer une température cible correspondant aux données de rétroaction en fonction des données de rétroaction et de commander la marche et l'arrêt de l'unité d'alimentation électrique (102) en fonction de la température cible. Selon la présente invention, la température de l'unité de conduction de chaleur (106) peut être régulée dans une plage appropriée en temps réel, moyennant quoi un chauffage insuffisant ou une surchauffe sont évités. De plus, l'influence perturbatrice est considérablement réduite, la précision de la régulation de température est améliorée, et l'espace de l'unité de conduction de chaleur (106) est pleinement utilisé.
PCT/CN2018/088183 2017-09-27 2018-05-24 Système de régulation de température pour élément chauffant de cigarette électronique WO2019062168A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710892490.4 2017-09-27
CN201710892490.4A CN107510096A (zh) 2017-09-27 2017-09-27 一种电子烟发热片的温控系统

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Cited By (2)

* Cited by examiner, † Cited by third party
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CN111838756A (zh) * 2019-04-30 2020-10-30 上海新型烟草制品研究院有限公司 气雾产生装置及其温度调整方法、系统、设备、存储介质
CN112056637A (zh) * 2020-09-27 2020-12-11 云南中烟工业有限责任公司 一种电子烟发热体电阻温度系数的测试装置及其使用方法

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CN107510096A (zh) * 2017-09-27 2017-12-26 深圳市舜宝科技有限公司 一种电子烟发热片的温控系统
CN108563255B (zh) * 2018-02-28 2020-08-14 深圳瀚星翔科技有限公司 一种温控电路、电子烟温控方法及计算机可读存储介质
CN110531159B (zh) * 2018-05-25 2022-04-19 深圳御烟实业有限公司 电阻检测系统和方法
CN110652036A (zh) * 2018-06-29 2020-01-07 筑思有限公司 一种电子烟及其温度控制方法
WO2020019122A1 (fr) * 2018-07-23 2020-01-30 湖北中烟工业有限责任公司 Appareil de cigarette à chauffage électrique ayant des fonctions de réglage de température et de période
CN110918583B (zh) * 2018-09-17 2021-04-09 常州市派腾电子技术服务有限公司 发热件管理方法和装置
CN109043675B (zh) * 2018-09-28 2021-05-07 钟桥云 一种电加热不燃烧烟具及其温控装置
CN113439881A (zh) * 2020-03-28 2021-09-28 深圳市合元科技有限公司 气溶胶生成装置及其控制方法

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CN207337245U (zh) * 2017-09-27 2018-05-08 深圳市舜宝科技有限公司 一种电子烟发热片的温控系统、电子烟的加热棒和电子烟系统

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CN111838756A (zh) * 2019-04-30 2020-10-30 上海新型烟草制品研究院有限公司 气雾产生装置及其温度调整方法、系统、设备、存储介质
CN112056637A (zh) * 2020-09-27 2020-12-11 云南中烟工业有限责任公司 一种电子烟发热体电阻温度系数的测试装置及其使用方法

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