KR20230031172A - Heating device structure of aerosol generator - Google Patents

Heating device structure of aerosol generator Download PDF

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Publication number
KR20230031172A
KR20230031172A KR1020220107680A KR20220107680A KR20230031172A KR 20230031172 A KR20230031172 A KR 20230031172A KR 1020220107680 A KR1020220107680 A KR 1020220107680A KR 20220107680 A KR20220107680 A KR 20220107680A KR 20230031172 A KR20230031172 A KR 20230031172A
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South Korea
Prior art keywords
heating device
insulating layer
thin film
cigarette
device structure
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KR1020220107680A
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Korean (ko)
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권수일
정승규
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주식회사 이노아이티
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Publication of KR20230031172A publication Critical patent/KR20230031172A/en

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    • 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
    • A24F40/20—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
    • A24F40/50—Control or monitoring
    • A24F40/51—Arrangement of sensors
    • 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
    • H05B3/10—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • 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
    • H05B3/10—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/16—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being mounted on an insulating base
    • 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
    • H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs

Abstract

The present invention relates to a heating device structure applied to an aerosol generator and, in particular, to a heating device structure that increases the movement of heat into a cigarette and blocks a large amount of heat leaking to the outside by using the thermal conductivity and reflection coefficient of the structure around a heater. The heating device structure of the aerosol generating device according to an embodiment of the present invention includes: a metal pipe that accommodates a cigarette and is installed to surround the cigarette; a thin film heater installed so as to surround the metal pipe; a radiation insulator forming a predetermined air gap with the thin film heater, installed so as to surround the thin film heater, and having relatively high reflection efficiency; and a housing formed by forming a predetermined air gap with the radiation insulator.

Description

에어로졸 발생장치의 히팅 디바이스 구조{HEATING DEVICE STRUCTURE OF AEROSOL GENERATOR}Heating device structure of aerosol generator {HEATING DEVICE STRUCTURE OF AEROSOL GENERATOR}

본 발명은 에어로졸 발생장치에 적용되는 히팅 디바이스 구조에 관한 것으로 특히 히터 주변 구조물의 열전도율과 반사계수를 이용하여 궐련 내부로 열의 이동을 많게 하고 외부로 누설되는 열의 많은 양을 차단하는 히팅 디바이스 구조에 관한 것이다.The present invention relates to a heating device structure applied to an aerosol generator, and more particularly, to a heating device structure that increases the movement of heat into the inside of a cigarette and blocks a large amount of heat leaking to the outside by using the thermal conductivity and reflection coefficient of a structure around the heater. will be.

에어로졸은 대기 중에 부유상태로 존재하는 액체 또는 고체의 작은 입자로 보통 0.001 ~ 1.0 ㎛의 크기를 갖는다. 특히 여러 종류의 궐련으로부터 유래하는 에어로졸을 다양한 목적으로 사람이 흡입하는 경우가 있다. Aerosols are small liquid or solid particles suspended in the air and usually have a size of 0.001 to 1.0 μm. In particular, there are cases in which people inhale aerosols derived from various types of cigarettes for various purposes.

도 1은 종래기술에 따른 에어로졸 발생장치의 일 예를 설명하기 위한 도면이다. 도 1을 참조하면, 에어로졸 발생장치(10)는 전류를 인가하면 저항에 의해 발열을 하는 파이프 히터(13)와, 파이프 히터(13)에 순간적으로 높은 전력을 공급할 수 있는 배터리(14)와, 배터리(14)로부터 파이프 히터(13)에 전력을 공급하도록 제어하는 제어부(15)를 포함한다. 파이프 히터(13)는, 공동(12)에 수용된 일정 온도 이상 가열시 기화하는 물질(기화 물질)이 포함된 기화재를 가열하여 에어로졸을 발생시킨다. 예를 들어, 흡입 물질이 함침되거나 표면에 묻혀진 종이로 채워진 궐련(11)을 공동(12)에 삽입하면 파이프 히터(13)가 가열되어 궐련(11) 내부의 흡입 물질을 기화시키면 사용자가 궐련(11)의 필터부를 통해 기화되는 흡입 물질을 흡입할 수 있게 된다. 상술한 종래 기술에서는 궐련(11) 주위를 감싸도록 설치한 파이프 히터(13)가 고온(예를 들어 300℃ 이상) 가열되어 상당한 복사열이 발생하며, 외부로 많은 열이 누설되어 가열 효율이 저하될 우려가 있다.1 is a view for explaining an example of an aerosol generating device according to the prior art. Referring to FIG. 1, the aerosol generator 10 includes a pipe heater 13 that generates heat by resistance when current is applied, a battery 14 capable of instantaneously supplying high power to the pipe heater 13, A controller 15 controls to supply electric power from the battery 14 to the pipe heater 13 . The pipe heater 13 generates an aerosol by heating a vaporization material containing a material (vaporization material) that vaporizes when heated to a predetermined temperature or higher accommodated in the cavity 12 . For example, when a cigarette 11 filled with paper impregnated with an inhalation material or buried on the surface is inserted into the cavity 12, the pipe heater 13 is heated to vaporize the inhalation material inside the cigarette 11, allowing the user to smoke the cigarette ( It is possible to inhale the vaporized inhalation material through the filter part of 11). In the prior art described above, the pipe heater 13 installed to wrap around the cigarette 11 is heated to a high temperature (eg, 300 ° C. or more), generating considerable radiant heat, and a lot of heat leaks to the outside, resulting in reduced heating efficiency. There are concerns.

본 발명은 히터 주변 구조물의 열전도율과 반사계수를 이용하여 궐련 내부로 열의 이동을 많게 하고 외부로 누설되는 열의 많은 양을 차단하는 에어로졸 발생장치의 히팅 디바이스 구조를 제공하는 것을 목적으로 한다.An object of the present invention is to provide a heating device structure of an aerosol generator that increases the movement of heat into the cigarette and blocks a large amount of heat leaking to the outside by using the thermal conductivity and reflection coefficient of the structure around the heater.

본 발명의 일 실시예에 따른 에어로졸 발생장치의 히팅 디바이스 구조는 궐련을 수용하며, 궐련을 감싸게 설치되는 금속파이프와; 금속파이프를 둘러싸게 설치되는 박막히터와; 박막히터와 소정의 에어갭을 형성하고 감싸게 설치되며 상대적으로 반사효율이 높은 복사절연체와; 복사절연체와 소정의 에어갭을 형성하고 형성된 하우징;을 포함한다.A heating device structure of an aerosol generator according to an embodiment of the present invention includes a metal pipe installed to accommodate a cigarette and surround the cigarette; A thin film heater installed surrounding the metal pipe; a radiation insulator having a relatively high reflection efficiency and installed to surround and form a predetermined air gap with the thin film heater; It includes; a housing formed by forming a radiation insulator and a predetermined air gap.

또한, 실시예에 따라 복사절연체는 상대적으로 열전도율이 낮은 플라스틱 구조물 내벽에 증착된 상대적으로 반사계수가 높은 메탈 물질을 포함한다.In addition, according to an embodiment, the radiation insulator includes a metal material having a relatively high reflection coefficient deposited on an inner wall of a plastic structure having a relatively low thermal conductivity.

또한, 실시예에 따라 금속파이프는 열전도율이 높은 알루미늄으로 이루어진다.In addition, according to the embodiment, the metal pipe is made of aluminum having high thermal conductivity.

또한, 실시예에 따라 박막 히터는 내측으로부터 외측까지 순차적으로 제1 절연층과, 열선과, 제2 절연층을 포함하며, 제1 절연층의 두께가 제2 절연층보다 얇게 이루어진다.In addition, according to the embodiment, the thin film heater sequentially includes a first insulating layer, a hot wire, and a second insulating layer from inside to outside, and the first insulating layer has a thickness smaller than that of the second insulating layer.

또한, 실시예에 따라 제2 절연층의 외측면에 부착되는 온도 센서 패턴과, 온도 센서 패턴의 외측면에 부착되는 제3 절연층을 포함한다.In addition, according to the embodiment, a temperature sensor pattern attached to the outer surface of the second insulating layer and a third insulating layer attached to the outer surface of the temperature sensor pattern are included.

본 발명의 실시예에 따르면 히터 주변 구조물의 열전도율과 반사계수를 이용하여 궐련 내부로 열의 이동을 많게 하고 외부로 누설되는 열의 많은 양을 차단하는 에어로졸 발생장치의 히팅 디바이스 구조를 제공한다.According to an embodiment of the present invention, a heating device structure of an aerosol generator that increases the movement of heat into the cigarette and blocks a large amount of heat leaking to the outside by using the thermal conductivity and reflection coefficient of the structure around the heater is provided.

도 1은 종래기술에 따른 에어로졸 발생장치의 일 예를 설명하기 위한 도면이다.
도 2는 본 발명의 일 실시예에 따른 에어로졸 발생장치의 히팅 디바이스 구조를 설명하기 위한 개략적인 분해도이다.
도 3은 본 발명의 다른 실시예에 따른 에어로졸 발생장치의 히팅 디바이스 구조를 설명하기 위한 개략적인 분해도이다.
도 4는 본 발명의 또 다른 실시예에 따른 에어로졸 발생장치의 히팅 디바이스 구조를 설명하기 위한 개략적인 분해도이다.1 is a view for explaining an example of an aerosol generating device according to the prior art.
2 is a schematic exploded view for explaining the structure of a heating device of an aerosol generating device according to an embodiment of the present invention.
3 is a schematic exploded view for explaining the structure of a heating device of an aerosol generating device according to another embodiment of the present invention.
4 is a schematic exploded view for explaining the structure of a heating device of an aerosol generating device according to another embodiment of the present invention.

이하, 도면을 참조하여 본 발명을 더욱 상세하게 설명한다.Hereinafter, the present invention will be described in more detail with reference to the drawings.

도 2는 본 발명의 일 실시예에 따른 에어로졸 발생장치의 히팅 디바이스 구조를 설명하기 위한 개략적인 분해도이다.2 is a schematic exploded view for explaining the structure of a heating device of an aerosol generating device according to an embodiment of the present invention.

도 2를 참조하면 본 발명의 일 실시예에 따른 에어로졸 발생장치의 히팅 디바이스 구조는 궐련(21)을 수용하며, 궐련(21)을 감싸게 설치되는 금속파이프(22)와, 금속파이프(22)를 둘러싸게 설치되는 박막히터(23)와, 박막히터(23)와 소정의 에어갭을 형성하고 감싸게 설치되며 상대적으로 반사효율이 높은 복사절연체(24)와, 복사절연체(24)와 소정의 에어갭을 형성하고 형성된 하우징(25)을 포함한다.Referring to FIG. 2, the heating device structure of the aerosol generating device according to an embodiment of the present invention accommodates a cigarette 21 and includes a metal pipe 22 installed to surround the cigarette 21 and a metal pipe 22. A thin film heater 23 installed to surround, a radiation insulator 24 having a relatively high reflection efficiency, and a radiation insulator 24 installed to surround and form a predetermined air gap with the thin film heater 23, and a radiation insulator 24 and a predetermined air gap and a housing 25 formed thereon.

박막히터(23)에 의해 궐련(21)을 가열할 때 금속파이프(22)를 통해 궐련(21)으로 열이 원활히 전달되고, 박막 히터(23)와 소정의 에어갭을 형성하고 감싸게 설치되며 상대적으로 반사효율이 높은 복사절연체(24)에 의해 박막히터(23)에서 방출하는 열을 효과적으로 차단할 수 있다.When the cigarette 21 is heated by the thin film heater 23, heat is smoothly transferred to the cigarette 21 through the metal pipe 22, and a predetermined air gap is formed with the thin film heater 23 and installed to wrap the relative Thus, heat emitted from the thin film heater 23 can be effectively blocked by the radiation insulator 24 having high reflection efficiency.

도 3은 본 발명의 다른 실시예에 따른 에어로졸 발생장치의 히팅 디바이스 구조를 설명하기 위한 개략적인 분해도이다. 3 is a schematic exploded view for explaining the structure of a heating device of an aerosol generating device according to another embodiment of the present invention.

도 3을 참조하면, 본 발명의 다른 실시예에 따른 에어로졸 발생장치의 히팅 디바이스 구조에서 복사절연체(24)는 상대적으로 열전도율이 낮은 플라스틱 구조물(24-1) 내벽에 증착된 상대적으로 반사계수가 높은 메탈 물질(24-2)을 포함한다. 박막히터(23)에 의해 궐련(21)을 가열할 때 금속파이프(22)를 통해 궐련(21)으로 열이 원활히 전달되고, 박막 히터(23)와 소정의 에어갭을 형성하고 감싸게 설치되며 상대적으로 반사효율이 높은 복사절연체(24)는 상대적으로 열전도율이 낮은 플라스틱 구조물(24-1) 내벽에 증착된 상대적으로 반사계수가 높은 메탈 물질(24-2)을 포함하여 박막 히터(23)에서 방출하는 열의 많은 양을 효과적으로 차단할 수 있다.3, in the heating device structure of the aerosol generator according to another embodiment of the present invention, the radiation insulator 24 has a relatively high reflection coefficient deposited on the inner wall of the plastic structure 24-1 having a relatively low thermal conductivity. A metal material 24-2 is included. When the cigarette 21 is heated by the thin film heater 23, heat is smoothly transferred to the cigarette 21 through the metal pipe 22, and a predetermined air gap is formed with the thin film heater 23 and installed to wrap the relative The radiation insulator 24 having a high reflection efficiency is emitted from the thin film heater 23 by including a metal material 24-2 having a relatively high reflection coefficient deposited on the inner wall of the plastic structure 24-1 having a relatively low thermal conductivity. A large amount of heat can be effectively blocked.

도 4는 본 발명의 또 다른 실시예에 따른 에어로졸 발생장치의 히팅 디바이스 구조를 설명하기 위한 개략적인 분해도이다.4 is a schematic exploded view for explaining the structure of a heating device of an aerosol generating device according to another embodiment of the present invention.

도 4를 참조하면, 본 발명이 또 다른 실시예에 따른 에어로졸 발생장치의 히팅 디바이스 구조에서 실시예에 따라 금속파이프(22)는 열전도율이 높은 알루미늄으로 이루어진다. 또한, 실시예에 따라 박막 히터(23)는 내측으로부터 외측까지 순차적으로 제1 절연층(23-1)과, 열선(23-2)과, 제2 절연층(23-3)을 포함하며, 제1 절연층(23-1)의 두께가 제2 절연층(23-3)보다 얇게 이루어진다. 또한, 실시예에 따라 제2 절연층(23-3)의 외측면에 부착되는 온도 센서 패턴(23-4)과, 온도 센서 패턴(23-4)의 외측면에 부착되는 제3 절연층(23-5)을 포함한다.Referring to FIG. 4 , in the heating device structure of the aerosol generator according to another embodiment of the present invention, according to the embodiment, the metal pipe 22 is made of aluminum having high thermal conductivity. In addition, according to the embodiment, the thin film heater 23 sequentially includes a first insulating layer 23-1, a heating wire 23-2, and a second insulating layer 23-3 from the inside to the outside, The thickness of the first insulating layer 23-1 is made smaller than that of the second insulating layer 23-3. In addition, according to the embodiment, the temperature sensor pattern 23-4 attached to the outer surface of the second insulating layer 23-3 and the third insulating layer attached to the outer surface of the temperature sensor pattern 23-4 ( 23-5).

박막히터(23)에 의해 궐련(21)을 가열할 때 열전도율이 높은 알루미늄으로 이루어진 금속파이프(22)를 통해 궐련(21)으로 열이 원활히 전달되고, 제1 절연층(23-1), 제2 절연층(23-3), 제3 절연층(23-5)에 의해 박막 히터(23)에서 방출하는 열의 많은 양을 효과적으로 차단할 수 있다.When the cigarette 21 is heated by the thin film heater 23, heat is smoothly transferred to the cigarette 21 through the metal pipe 22 made of aluminum having high thermal conductivity, and the first insulating layer 23-1, the first A large amount of heat emitted from the thin film heater 23 can be effectively blocked by the second insulating layer 23-3 and the third insulating layer 23-5.

본 발명은 상술한 특정의 바람직한 실시예에 한정되지 아니하며, 청구범위에서 청구하는 본 발명의 요지를 벗어남이 없이 당해 발명이 속하는 기술분야에서 통상의 지식을 가진 자라면 누구든지 다양한 변형실시가 가능한 것은 물론이고, 그와 같은 변경은 청구범위 기재의 범위 내에 있게 된다.The present invention is not limited to the specific preferred embodiments described above, and various modifications can be made by anyone skilled in the art without departing from the gist of the present invention claimed in the claims. Of course, such changes are within the scope of the claims.

궐련(21)
금속파이프(22)
박막히터(23)
제1 절연층(23-1)
열선(23-2)
제2 절연층(23-3)
온도 센서 패턴(23-4)
제3 절연층(23-5)
복사절연체(24)
플라스틱 구조물(24-1)
메탈 물질(24-2)
하우징(25)Cigarette(21)
metal pipe(22)
Thin film heater (23)
First insulating layer (23-1)
Heat rays (23-2)
Second insulating layer (23-3)
Temperature sensor pattern (23-4)
Third insulating layer (23-5)
Radiation Insulator(24)
Plastic structure (24-1)
Metal material (24-2)
housing(25)

Claims (5)

궐련을 수용하며, 궐련을 감싸게 설치되는 금속파이프와;
금속파이프를 둘러싸게 설치되는 박막히터와;
박막히터와 소정의 에어갭을 형성하고 감싸게 설치되며 상대적으로 반사효율이 높은 복사절연체와;
복사절연체와 소정의 에어갭을 형성하고 형성된 하우징;을 포함하는 것을 특징으로 하는 에어로졸 발생장치의 히팅 디바이스 구조.A metal pipe accommodating the cigarette and installed to surround the cigarette;
A thin film heater installed surrounding the metal pipe;
a radiation insulator having a relatively high reflection efficiency and installed to surround and form a predetermined air gap with the thin film heater;
A heating device structure of an aerosol generator, characterized in that it comprises a housing formed by forming a radiation insulator and a predetermined air gap. 제1항에 있어서,
복사절연체는 상대적으로 열전도율이 낮은 플라스틱 구조물 내벽에 증착된 상대적으로 반사계수가 높은 메탈 물질을 포함하는 것을 특징으로 하는 에어로졸 발생장치의 히팅 디바이스 구조.According to claim 1,
The radiation insulator is a heating device structure of an aerosol generator, characterized in that it comprises a metal material having a relatively high reflection coefficient deposited on the inner wall of the plastic structure having a relatively low thermal conductivity. 제1항에 있어서,
금속파이프는 열전도율이 높은 알루미늄으로 이루어지는 것을 특징으로 하는 에어로졸 발생장치의 히팅 디바이스 구조.According to claim 1,
The heating device structure of the aerosol generator, characterized in that the metal pipe is made of aluminum with high thermal conductivity. 제1항 또는 제3항에 있어서,
박막 히터는 내측으로부터 외측까지 순차적으로 제1 절연층과, 열선과, 제2 절연층을 포함하며, 제1 절연층의 두께가 제2 절연층보다 얇게 이루어지는 것을 특징으로 하는 에어로졸 발생장치의 히팅 디바이스 구조.According to claim 1 or 3,
The thin film heater sequentially includes a first insulating layer, a heating wire, and a second insulating layer from the inside to the outside, and the heating device of the aerosol generating device is characterized in that the thickness of the first insulating layer is made thinner than the second insulating layer. structure. 제4항에 있어서,
제2 절연층의 외측면에 부착되는 온도 센서 패턴과, 온도 센서 패턴의 외측면에 부착되는 제3 절연층을 포함하는 것을 특징으로 하는 에어로졸 발생장치의 히팅 디바이스 구조.According to claim 4,
A heating device structure of an aerosol generator, characterized in that it comprises a temperature sensor pattern attached to the outer surface of the second insulating layer and a third insulating layer attached to the outer surface of the temperature sensor pattern.
KR1020220107680A 2021-08-26 2022-08-26 Heating device structure of aerosol generator KR20230031172A (en)

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