WO2017012335A1 - 一种电子烟雾化器及电子烟 - Google Patents

一种电子烟雾化器及电子烟 Download PDF

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Publication number
WO2017012335A1
WO2017012335A1 PCT/CN2016/073502 CN2016073502W WO2017012335A1 WO 2017012335 A1 WO2017012335 A1 WO 2017012335A1 CN 2016073502 W CN2016073502 W CN 2016073502W WO 2017012335 A1 WO2017012335 A1 WO 2017012335A1
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Prior art keywords
electronic cigarette
chamber
heat generating
cigarette atomizer
generating device
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PCT/CN2016/073502
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English (en)
French (fr)
Inventor
刘建福
钟科军
郭小义
黄炜
代远刚
易建华
尹新强
于宏
Original Assignee
湖南中烟工业有限责任公司
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Priority to GB1801949.7A priority Critical patent/GB2556759B/en
Publication of WO2017012335A1 publication Critical patent/WO2017012335A1/zh

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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
    • A24F40/05—Devices without 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
    • A24F40/10—Devices using liquid 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
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/46—Shape or structure of electric heating means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/06—Inhaling appliances shaped like cigars, cigarettes or pipes

Definitions

  • the invention relates to an electronic cigarette atomizer and an electronic cigarette.
  • the electronic aerosolization methods on the market mainly include: from the principle of electronic aerosolization, most of them adopt resistance heating atomization technology, which is simple in structure, high in marketization, but easy to leak oil; spray atomization method is very difficult to achieve. Large; induction atomization method, the implementation is very difficult; using chemical principles to heat, when smoking, there is no smoke, consumers are difficult to accept.
  • the invention patent discloses an electronic spray cigarette comprising a high frequency oscillator in a casing and a casing, a nicotine stock solution and a container, an atomizer, a high frequency oscillator through a liquid supply pipe and a nicotine storage solution and The container is connected, and the atomizer is in contact with the high-frequency oscillator.
  • the vibrating membrane and the atomizing membrane of the high-frequency oscillator are used to crush the droplets of the oil, and then the broken droplet is heated by the heating wire.
  • the quality of the smoked oil is high, the ultrasonic atomization is difficult to achieve, and it is difficult to industrialize; the condensation phenomenon is easy to occur; the particle size of the aerosol particles in the smoke is not uniform, which affects the taste of smoking.
  • the technical problem to be solved by the present invention is to provide an electronic cigarette atomizer and an electronic cigarette for the deficiencies of the prior art.
  • the technical solution adopted by the present invention is: a heating chamber and an ultrasonic device; wherein the heating chamber is provided with a heat generating device, and the heat generating device and the ultrasonic device are sequentially arranged in a direction in which the smoke flows out.
  • the bottom end of the heating chamber communicates with the top end of the oil guiding chamber; the bottom end of the oil guiding chamber communicates with the oil guiding tube; the oil guiding tube communicates with the oil storage chamber; the top end of the oil guiding chamber passes through the oil inlet hole and the heating chamber Connected Or the bottom end of the heating chamber is fixedly connected with the oil guiding chamber; a porous material is fixed in the oil guiding chamber; the top end of the porous material protrudes into the heating chamber and is in contact with the heat generating device.
  • the use of porous materials for oil guiding is low in cost and easy to implement.
  • the oil guiding chamber top end and the heating chamber bottom end are both disposed in a bracket for supporting the heat generating device.
  • the bracket can fix the heat generating device well and ensure the structure of the atomizer is stable.
  • the top end of the heating chamber is disposed in a holder for mounting the ultrasonic device; the holder is fixedly connected to the bracket. Further ensure that the atomizer structure is stable.
  • the heat generating device has a heat generation temperature of 150 to 200 ° C to ensure that the heat generating device heats the smoke oil to a critical temperature; the atomization rate of the ultrasonic device is 0.5 to 2.5 ⁇ l/s, which satisfies the atomization amount requirement.
  • the heat generating device is one of a spiral heating wire, a disk-shaped heating wire, a serpentine heating wire, and a heating wire arranged in a grid shape, which increases the contact area between the heat generating device and the smoke oil, and improves the heating efficiency.
  • the invention also provides an electronic cigarette comprising a casing, a battery and a main board, wherein the electronic cigarette atomizer is installed in the casing; the heating device and the ultrasonic device of the electronic cigarette atomizer are electrically connected to the main board; The main board is electrically connected to the battery.
  • the main board controls the heat generation temperature of the heat generating device to be 150 to 200 ° C, preferably 180 to 200 ° C ; and the main board controls the atomization rate of the ultrasonic device to be 0.5-2.5 ⁇ l/s.
  • the smoky oil is heated to a critical gasification state and the amount of atomization is ensured.
  • the invention has the beneficial effects that the invention first uses a heat generating device to heat the smoke oil to a critical temperature of phase change, and then atomizes the heated tobacco oil with an ultrasonic atomizing device.
  • FIG. 1 is a schematic structural view of an atomizer according to Embodiment 1 of the present invention.
  • FIG. 2 is a schematic structural view of an atomizer according to Embodiment 2 of the present invention.
  • FIG. 3 is a schematic structural view of an electronic cigarette according to an embodiment of the present invention.
  • Figure 4 is a schematic view of a first heating wire of the present invention.
  • Figure 5 is a schematic view of a second heating wire of the present invention.
  • Figure 6 is a schematic view of a third heating wire of the present invention.
  • Figure 7 is a schematic view of a fourth heating wire of the present invention.
  • FIG. 8 is a schematic structural view of an ultrasonic device according to an embodiment of the present invention.
  • Fig. 9 is a schematic view showing a groove formed in a metal substrate.
  • an atomizer includes a heating chamber 10 and a flue gas mixing chamber 3 communicating with the atomizing chamber 4, and the flue gas mixing chamber 3 side is in communication with the atmosphere, and the flue gas is mixed.
  • the top of the cavity 3 is in communication with the flue gas channel 2 in the mouthpiece 1;
  • the heating chamber 10 is provided with a heat generating device 9 for heating the soot oil;
  • the ultrasonic device 6 is disposed on the passage between the heating chamber 10 and the atomizing chamber 4,
  • the heating chamber 10, the acoustic wave device 6, and the atomizing chamber 4 are sequentially arranged in the direction in which the flue gas flows out.
  • the bottom end of the heating chamber 10 communicates with the top end of the oil guiding chamber 12 through the oil inlet hole 11; the bottom end of the oil guiding chamber 12 communicates with the oil guiding tube 13; and the oil guiding tube 13 communicates with the oil storage chamber 20.
  • FIG. 2 The structure of the embodiment 2 of the present invention is shown in FIG. 2, the bottom end of the heating chamber 10 is fixedly connected with the oil guiding chamber 12; the porous material 26 is fixed in the oil guiding chamber 12; the top end of the porous material 26 extends into the heating The cavity 10 is in contact with the heat generating device 9.
  • the top end of the oil guiding chamber 12 and the bottom end of the heating chamber 10 are respectively disposed in the bracket 15 for supporting the heat generating device 9, and the top end of the heating chamber 10 is disposed in the support 7 for mounting the ultrasonic device 6; the support 7 and the seat
  • the bracket 15 is fixedly connected.
  • the electronic cigarette of the present invention comprises a casing 21, a battery 18, and a main board 19, wherein the electronic cigarette atomizer is mounted in the outer casing 21; the positive electrode 8 and the negative electrode 14 of the heat generating device 9 are connected to the main board 19, and the ultrasonic device
  • the electrode wires 16 and 17 of the 6 are electrically connected to the main board 19; the main board 19 is electrically connected to the battery 18; and the main board 19 controls the heat generating temperature of the heat generating device 9 to be 150-200 ° C, preferably 180 ⁇ 200 ° C; the main board 19 controls the atomization rate of the ultrasonic device 6 to be 0.5-2.5 ⁇ l / s; the oil guiding tube 13 of the electronic atomizer is in communication with the oil storage chamber 20.
  • the heat generating device 9 is a spiral heating wire.
  • the heat generating device 9 is a disk-shaped heating wire.
  • the heat generating device 9 is a heating wire arranged in a grid shape.
  • the ultrasonic device 6 of the present invention comprises a metal substrate 22 and a ceramic ring 23; the ceramic ring 23 is bonded with an annular radially polarized piezoelectric piece 24; the annular radial polarization
  • the electric piece 24 is provided with a plurality of through holes 25 communicating with the atomization chamber;
  • the metal substrate 22 is bonded with a longitudinally polarized piezoelectric piece matched with the annular radially polarized piezoelectric piece 24;
  • a groove 27 is formed on a side of the metal substrate 22 bonded to the ceramic ring 23; the groove 27 is in communication with the heating chamber 10 (for example, the smoke oil can be introduced into the groove from the heating chamber by a porous material or the like ).
  • the metal substrate is perpendicular to the channel.
  • the two piezoelectric sheets are always at the resonance point, and the two piezoelectric sheets respectively drive the metal substrate and the ceramic ring to provide high-speed longitudinal pressure waves and radial vibration waves, so that the heated smoke is oily.
  • the smoke oil enters the oil guiding chamber 12 through the oil guiding tube 13, and then enters the heating chamber 10 through the oil inlet hole 11.
  • the heat generating device 9 in the heating chamber 10 raises the oil to below the gasification temperature point (reducing the viscosity of the oil and adjusting the smoke)
  • the gas temperature is atomized by ultrasonic vibration, mixed with air in the flue gas mixing chamber 3, and then enters the consumer's mouth through the flue gas channel 2.

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  • Engineering & Computer Science (AREA)
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  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
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Abstract

一种电子烟雾化器及电子烟，电子烟雾化器包括雾化腔（4）、加热腔（10）和超声波装置（6）；所述加热腔（10）内安装有发热装置（9）；所述加热腔（10）、超声波装置（6）、雾化腔（4）按照烟气流出的方向依次排列。先用发热装置（9）将烟油加热到相变临界温度，然后用超声波装置（6）雾化加热后的烟油，这种方式结构更简单；对烟油要求更低；适用范围更广，容易产业化；烟气中的气溶胶颗粒粒径更均匀，口感更好；可以很好地防止发生冷凝现象。

Description

一种电子烟雾化器及电子烟 技术领域
本发明涉及一种电子烟雾化器及电子烟。
背景技术
目前市场上的电子烟雾化方式主要有：从电子烟雾化原理来看，多数采用电阻加热雾化技术，该方式结构简单，市场化程度高，但容易漏油；喷射雾化方式，实现难度非常大；感应雾化方式，实现难度非常大；利用化学原理加热，抽吸时，没有烟雾，消费者难于接受。发明专利(CN100381083C)公开了一种电子喷雾香烟，包括壳体和壳体内的高频振荡器、烟碱贮液及容器、雾化器，高频振荡器经供液管与烟碱贮液及容器相接，雾化器与高频振荡器接触，其先用高频振荡器的振动膜片和雾化膜片破碎烟油液滴，然后利用发热丝加热破碎后的液滴，这种方式要求烟油质量高，超声雾化实现难度大，难以产业化；容易发生冷凝现象；烟气中的气溶胶颗粒粒径不均匀，影响吸烟口感。
发明内容
本发明所要解决的技术问题是，针对现有技术不足，提供一种电子烟雾化器及电子烟。
为解决上述技术问题，本发明所采用的技术方案是：一种包括加热腔和超声波装置；所述加热腔内安装有发热装置，所述发热装置、超声波装置按照烟气流出的方向依次排列。
所述加热腔底端与导油腔顶端连通；所述导油腔底端与导油管连通；所述导油管与储油腔连通；所述导油腔顶端通过进油孔与所述加热腔连通； 或者所述加热腔底端与导油腔固定连接；所述导油腔内固定有多孔材料；所述多孔材料顶端伸入所述加热腔内，并与所述发热装置接触。利用多孔材料导油，成本低，容易实现。
所述导油腔顶端、所述加热腔底端均设在用于支撑所述发热装置的支架内。支架可以很好地固定发热装置，保证雾化器结构稳固。
所述加热腔顶端设在用于安装所述超声波装置的支座内；所述支座与所述支架固定连接。进一步保证雾化器结构稳固。
所述发热装置的发热温度为150～200℃，保证发热装置将烟油加热到临界温度；所述超声波装置的雾化速率为0.5～2.5μl/s，满足雾化量要求。
发热装置为螺旋状发热丝、盘状发热丝、蛇形发热丝、布置成网格状的发热丝中的一种，增大发热装置与烟油的接触面积，提高加热效率。
本发明还提供了一种电子烟，包括外壳、电池、主板，所述外壳内安装有上述电子烟雾化器；所述电子烟雾化器的发热装置、超声波装置均与所述主板电连接；所述主板与所述电池电连接。
所述主板控制所述发热装置的发热温度为150～200℃，优选为180～200℃；所述主板控制所述超声波装置的雾化速率为0.5－2.5μl/s。将烟油加热到临界气化状态，并保证雾化量。
与现有技术相比，本发明所具有的有益效果为：本发明先用发热装置将烟油加热到相变临界温度，然后用超声波雾化装置雾化加热后的烟油，这种方式结构更简单，对烟油要求更低；适用范围更广，容易产业化；烟气中的气溶胶颗粒粒径更均匀，口感更好；可以很好地防止发生冷凝现象；且由于烟油加热后才导入超声波装置雾化，因此超声波装置的工作功率可 以更小，从而可以用体积较小的超声波装置实现雾化，减小了雾化器的体积和电子烟的体积，方便携带。
附图说明
图1为本发明实施例1雾化器结构示意图；
图2为本发明实施例2雾化器结构示意图；
图3为本发明一实施例电子烟结构示意图；
图4为本发明第一种发热丝示意图；
图5为本发明第二种发热丝示意图；
图6为本发明第三种发热丝示意图；
图7为本发明第四种发热丝示意图；
图8为本发明实施例超声波装置结构示意图；
图9为金属基片上开设凹槽的示意图。
具体实施方式
如图1所示，本发明一实施例雾化器包括加热腔10、与雾化腔4连通的烟气混合腔3，所述烟气混合腔3一侧与大气连通，所述烟气混合腔3顶部与烟嘴1内的烟气孔道2连通；所述加热腔10内安装有用于加热烟油的发热装置9；超声波装置6设置在加热腔10与雾化腔4之间的通道上，且加热腔10、声波装置6、雾化腔4按照烟气流出的方向依次排列。
加热腔10底端通过进油孔11与导油腔12顶端连通；所述导油腔12底端与导油管13连通；所述导油管13与储油腔20连通。
本发明实施例2结构见图2，所述加热腔10底端与导油腔12固定连接；所述导油腔12内固定有多孔材料26；所述多孔材料26顶端伸入所述加热 腔10内，并与所述发热装置9接触。
导油腔12顶端、加热腔10底端均设在用于支撑所述发热装置9的支架15内，加热腔10顶端设在用于安装超声波装置6的支座7内；支座7与所述支架15固定连接。
如图3所示，本发明的电子烟包括外壳21、电池18、主板19，所述外壳21内安装有上述电子烟雾化器；发热装置9的正极8和负极14接入主板19，超声波装置6的电极接线16、17均与所述主板19电连接；所述主板19与所述电池18电连接；所述主板19控制所述发热装置9的发热温度为150～200℃，优选180～200℃；所述主板19控制所述超声波装置6的雾化速率为0.5－2.5μl/s；电子烟雾化器的导油管13与储油腔20连通。
如图4所示，所述发热装置9为螺旋状发热丝。
如图5、6所示，所述发热装置9为盘状发热丝。
如图7所示，所述发热装置9为布置成网格状的发热丝。
如图8所示，本发明的超声波装置6包括金属基片22和陶瓷环23；所述陶瓷环23上粘合有一个环形径向极化压电片24；所述环形径向极化压电片24上开设有多个与雾化腔连通的通孔25；所述金属基片22上粘合有与所述环形径向极化压电片24配合的纵向极化压电片；所述金属基片22与所述陶瓷环23粘合的一面上开有凹槽27；该凹槽27与加热腔10连通(例如，可以通过多孔材料等将烟油从加热腔导入到凹槽内)。金属基片与通道垂直。使用时，两个压电片始终处于谐振点，利用两个压电片分别驱动金属基片和陶瓷环，提供高速纵向压力波和径向振动波，使加热后的烟油气化。
烟油通过导油管13进入导油腔12，再通过进油孔11进入加热腔10，加热腔10内的发热装置9将烟油升温至气化温度点以下(降低烟油的粘度和调节烟气温度)，通过超声振荡雾化，与空气在烟气混合腔3混合后，通过烟气孔道2进入消费者口中。

Claims (14)

  1. 一种电子烟雾化器，包括加热腔(10)和超声波装置(6)；所述加热腔(10)内安装有发热装置(9)；其特征在于，所述发热装置(9)、超声波装置(6)按照烟气流出的方向依次排列。
  2. 根据权利要求1所述的电子烟雾化器，其特征在于，所述超声波装置(6)下游设有雾化腔(4)，且所述超声波装置(6)设在所述加热腔(10)和所述雾化腔(4)之间的通道上。
  3. 根据权利要求1所述的电子烟雾化器，其特征在于，所述加热腔(10)底端与导油腔(12)顶端连通；所述导油腔(12)底端与导油管(13)连通；所述导油管(13)与储油腔(20)连通。
  4. 根据权利要求2所述的电子烟雾化器，其特征在于，所述导油腔(12)顶端通过进油孔(11)与所述加热腔(10)连通。
  5. 根据权利要求1所述的电子烟雾化器，其特征在于，所述加热腔(10)底端与导油腔(12)固定连接；所述导油腔(12)内固定有多孔材料(26)；所述多孔材料(26)顶端伸入所述加热腔(10)内，并与所述发热装置(9)接触。
  6. 根据权利要求2所述的电子烟雾化器，其特征在于，所述超声波装置(6)包括金属基片(22)和陶瓷环(23)；所述陶瓷环(23)上粘合有一个环形径向极化压电片(24)；所述环形径向极化压电片(24)上开设有多个与所述雾化腔(4)连通的通孔(25)；所述金属基片(22)上粘合有与所述环形径向极化压电片(24)配合的纵向极化压电片；所述金属基片(22)与所述陶瓷环(23)粘合的一面上开有凹槽(27)； 该凹槽(27)与加热腔(10)连通。
  7. 根据权利要求6所述的电子烟雾化器，其特征在于，所述金属基片(22)与所述通道垂直。
  8. 根据权利要求1所述的电子烟雾化器，其特征在于，所述发热装置(9)的发热温度为150～200℃；所述超声波装置(6)的雾化速率为0.5～2.5μl/s。
  9. 根据权利要求1所述的电子烟雾化器，其特征在于，所述发热装置(9)为螺旋状发热丝、盘状发热丝、蛇形发热丝、布置成网格状的发热丝中的一种。
  10. 根据权利要求3或5所述的电子烟雾化器，其特征在于，所述导油腔(12)顶端、所述加热腔(10)底端均设在用于支撑所述发热装置(9)的支架(15)内。
  11. 根据权利要求10所述的电子烟雾化器，其特征在于，所述加热腔(10)顶端设在用于安装所述超声波装置(6)的支座(7)内；所述支座(7)与所述支架(15)固定连接。
  12. 一种电子烟，包括外壳(21)、电池(18)、主板(19)，其特征在于，所述外壳(21)内安装有上述权利要求1～7之一所述的电子烟雾化器；所述电子烟雾化器的发热装置(9)、超声波装置(6)均与所述主板(19)电连接；所述主板(19)与所述电池(18)电连接。
  13. 根据权利要求12所述的电子烟，其特征在于，所述主板(19)控制所述发热装置(9)的发热温度为150～200℃；所述主板(19)控制所述超声波装置(6)的雾化速率为0.5～2.5μl/s。
  14. 根据权利要求13所述的电子烟，其特征在于，所述主板(19)控制所述发热装置(9)的发热温度为180～200℃。
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