WO2017161715A1 - 一种超声波雾化器及电子烟 - Google Patents

一种超声波雾化器及电子烟 Download PDF

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Publication number
WO2017161715A1
WO2017161715A1 PCT/CN2016/086687 CN2016086687W WO2017161715A1 WO 2017161715 A1 WO2017161715 A1 WO 2017161715A1 CN 2016086687 W CN2016086687 W CN 2016086687W WO 2017161715 A1 WO2017161715 A1 WO 2017161715A1
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WO
WIPO (PCT)
Prior art keywords
liquid
atomizing sheet
ultrasonic atomizer
storage chamber
liquid storage
Prior art date
Application number
PCT/CN2016/086687
Other languages
English (en)
French (fr)
Inventor
刘建福
钟科军
郭小义
黄炜
代远刚
尹新强
于宏
沈礼周
汪洋
Original Assignee
湖南中烟工业有限责任公司
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 湖南中烟工业有限责任公司 filed Critical 湖南中烟工业有限责任公司
Priority to JP2018524201A priority Critical patent/JP6590462B2/ja
Priority to US15/577,650 priority patent/US10561803B2/en
Priority to EP16886805.7A priority patent/EP3251531B1/en
Priority to KR1020187012762A priority patent/KR102047202B1/ko
Publication of WO2017161715A1 publication Critical patent/WO2017161715A1/zh

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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
    • A24F40/48—Fluid transfer means, e.g. pumps
    • A24F40/485—Valves; Apertures
    • 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
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • 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
    • A61M11/00—Sprayers or atomisers specially adapted for therapeutic purposes
    • A61M11/005—Sprayers or atomisers specially adapted for therapeutic purposes using ultrasonics
    • 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
    • A61M15/0001—Details of inhalators; Constructional features thereof
    • A61M15/0005—Details of inhalators; Constructional features thereof with means for agitating the medicament
    • A61M15/001—Details of inhalators; Constructional features thereof with means for agitating the medicament using ultrasonic 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
    • A61M15/0085—Inhalators using ultrasonics
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B17/00—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups
    • B05B17/04—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods
    • B05B17/06—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations
    • B05B17/0607—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers
    • B05B17/0653—Details
    • B05B17/0661—Transducer materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B17/00—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups
    • B05B17/04—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods
    • B05B17/06—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations
    • B05B17/0607—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers
    • B05B17/0653—Details
    • B05B17/0676—Feeding means
    • B05B17/0684—Wicks or the like
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F15/00—Receptacles or boxes specially adapted for cigars, cigarettes, simulated smoking devices or cigarettes therefor
    • A24F15/01—Receptacles or boxes specially adapted for cigars, cigarettes, simulated smoking devices or cigarettes therefor specially adapted for simulated smoking devices or cigarettes therefor
    • A24F15/015—Receptacles or boxes specially adapted for cigars, cigarettes, simulated smoking devices or cigarettes therefor specially adapted for simulated smoking devices or cigarettes therefor with means for refilling of 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
    • A24F40/10—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
    • A24F40/60—Devices with integrated user interfaces

Definitions

  • the invention relates to an ultrasonic atomizer and an electronic cigarette.
  • the existing atomizer uses a heating wire to heat the tobacco oil, and introduces the oil or liquid into the heating wire through the oil guiding cotton or fiber.
  • the oil guiding material such as the oil guiding cotton or the fiber is easily burned. Produces harmful substances, damages the health of the smoker, and is prone to odor, affecting the taste of the food; and the heat of the heating wire is absorbed by the oil guiding material, there is heat conduction loss, high power consumption, low efficiency, and the atomizer is easy to produce. hot.
  • the technical problem to be solved by the present invention is to provide an ultrasonic atomizer and an electronic cigarette for the deficiencies of the prior art.
  • an ultrasonic atomizer comprising an atomizing sheet and a liquid guiding structure for introducing a liquid onto the upper surface of the atomizing sheet; the liquid guiding structure and The liquid storage chamber is in communication; the upper surface of the atomizing sheet is in communication with the gas flow passage; and the atomizing sheet comprises a piezoelectric ceramic layer and an electric conductor for driving the piezoelectric ceramic layer to vibrate.
  • the atomizing sheet and the liquid storage chamber are sequentially arranged along the outflow direction of the atomizing gas, and the liquid storage chamber is disposed on the atomizing sheet, which is more convenient for the liquid in the liquid storage chamber to flow to the liquid guiding structure.
  • the air flow passage includes an intake pipe and an air outlet pipe disposed in the air intake pipe, and an intake passage is disposed between the inner wall of the intake pipe and the outer wall of the air outlet pipe; the bottom end of the air outlet pipe and the atomizing piece
  • the intake pipe and the outlet pipe top are fixedly connected to the nozzle holder, the outlet pipe is in communication with the suction nozzle on the nozzle holder; the suction nozzle seat is provided with an air inlet; the intake passage Communicating with the air inlet.
  • the air flow passage can ensure that the outside air enters the intake passage from the air inlet, and then mixes with the mist atomized by the atomizing sheet at the bottom end of the air inlet passage, and is sent into the user's mouth through the air outlet pipe and the suction nozzle, and the structure is simple and convenient to manufacture. .
  • the liquid guiding structure is in contact with the upper surface of the atomizing sheet, and the bottom end of the air inlet tube is in contact with the upper surface of the liquid guiding structure (ie, the contact between the bottom end of the air inlet tube and the liquid guiding structure is a pressure state contact
  • the bottom end of the air outlet pipe is provided with an air intake gap.
  • An air outlet passage is disposed in the air outlet pipe; the air intake passage communicates with the air outlet passage through the air intake gap. Ensure that the outside air enters the outlet pipe in time to remove the smoke, to prevent the smoke from flowing into the intake passage, affecting the phenomenon of smoke or condensation.
  • the liquid guiding structure comprises a porous material; the upper surface of the porous material covers or fills the liquid outlet of the bottom end of the liquid storage chamber; the porous material and/or the atomized sheet is disposed in the elastic sealing sleeve, and The upper outer wall of the elastic gland and the The inner wall of the bottom end of the liquid storage chamber is sealingly connected; the liquid storage chamber and the elastic sealing sleeve are all disposed in the outer casing.
  • the elastic sealing sleeve can seal and fix the atomizing sheet to prevent liquid leakage, and at the same time prevent the atomizing sheet from being stuck and unable to vibrate.
  • a hole is formed in a middle portion of the porous material, the hole is disposed under the gas outlet pipe; and a lower surface of the porous material is in contact with the atomization sheet through a liquid guiding layer.
  • the liquid guiding layer ensures that the liquid can be introduced into the middle of the atomizing sheet more uniformly.
  • the upper surface of the porous material is recessed in the middle, and the recessed portion is below the outlet pipe.
  • the liquid is more fully contacted with the atomizing sheet, and the liquid guiding liquid is more reliable, and the atomizing sheet can be well prevented from being dry.
  • the liquid guiding structure comprises a porous material; the upper surface of the porous material is in contact with the lower surface of the atomizing sheet; and the atomizing sheet is provided with a plurality of liquid guiding holes.
  • the liquid penetrates into the upper surface of the atomizing sheet through the liquid guiding hole.
  • the porous material can be extruded, so that the liquid is quickly replenished to the upper surface of the atomizing sheet through the liquid guiding hole, and the liquid of the atomizing sheet surface is prevented from being insufficient to produce. Small amount of smoke or damage to the atomized sheet.
  • the atomizing sheet and/or the porous material is disposed in the mounting seat; the top end of the mounting seat is fixedly connected with the bottom end of the air inlet tube; the bottom end of the mounting seat is fixedly connected with the middle portion of the base; The surface is in contact with the upper surface of the middle portion of the base; the outer wall of the base is fixedly connected to the inner wall of the bottom end of the liquid storage chamber; the mounting seat is provided with a passage between the inner wall of the liquid storage chamber and the inner wall of the base; A liquid inlet is opened at the bottom; the liquid inlet communicates with the liquid storage chamber through the passage.
  • the structure atomizing sheet mounting structure and the air flow passage are integrated structures, and the manufacturing is convenient.
  • the nozzle holder is provided with an adjusting device for adjusting the flow rate of the air inlet, and the adjusting device can adjust the intake air amount of the air inlet, thereby improving the mouthfeel of the atomizing gas.
  • the liquid storage chamber is provided with an oil injection hole to facilitate liquid replenishment when there is no liquid in the liquid storage chamber.
  • the electrical conductor is elastically connected to the positive electrode and the negative electrode fixed in the base.
  • the elastic connection can well prevent the open circuit from melting the pad due to high temperature or vibration during the operation of the atomizing sheet.
  • the atomizing sheet is in contact with the temperature sensor, and the temperature sensor can sense the temperature of the atomizing sheet, thereby conveniently controlling the starting and stopping of the atomizing sheet and preventing the atomizing sheet from being damaged.
  • the present invention also provides an electronic cigarette, which comprises a power supply assembly and the above ultrasonic atomizer, and the power supply assembly provides a working power supply for the atomization sheet and the temperature sensor.
  • the power components can be arranged vertically with the ultrasonic atomizer, or can be arranged side by side with the ultrasonic atomizer in the housing, and the side-by-side arrangement has a smaller structure and higher space utilization.
  • a liquid storage chamber observation port is opened on the casing to facilitate observation of the condition in the liquid storage chamber.
  • the invention has the beneficial effects that the invention uses a pure ultrasonic atomization method to atomize the liquid, has no heat conduction loss, has low power consumption, high efficiency, and the atomizer is not hot.
  • Energy-saving, atomized mouthfeel is more pure, does not produce a paste, and does not produce harmful substances caused by heating oil-conducting oil or fiber and other oil-conducting materials;
  • the atomizing sheet of the invention does not need to be provided with micropores to spray atomized smoke, so that the liquid molecules do not block the micropores when the atomizing gas is generated, and the atomized smoke cannot be ejected. At the same time, it can better prevent the atomizer liquid from leaking.
  • Embodiment 1 is a schematic structural view of Embodiment 1 of the present invention.
  • FIG. 2 is a schematic structural view of an atomizing sheet of the present invention
  • Embodiment 1 of the present invention is a schematic view of a flow direction of Embodiment 1 of the present invention.
  • Figure 4 is an enlarged view of a portion A of Figure 3;
  • Figure 5 is an enlarged view of a portion B of Figure 3;
  • Figure 6 is an exploded view of the oil guiding structure of Embodiment 1 of the present invention.
  • Figure 7 is a schematic structural view of Embodiment 2 of the present invention.
  • Figure 8 is a schematic structural view of Embodiment 3 of the present invention.
  • Figure 9 is an enlarged view of a portion I of Figure 8.
  • FIG. 10 is a schematic diagram showing the external structure of the electronic cigarette arranged in parallel with the atomizer and the power supply assembly.
  • the ultrasonic atomizer of the first, second, and third embodiments of the present invention includes an atomizing sheet 1; the atomizing sheet 1 includes a piezoelectric ceramic layer 3; The upper and lower surfaces of the electric ceramic layer 3 are respectively in contact with the first conductive layer 1A (silver layer) and the second conductive layer 1B (silver layer); the atomized sheet 1 is used for introducing a liquid onto the first conductive layer 1A
  • the liquid guiding structure of the surface is in contact; the liquid guiding structure is in communication with the liquid storage chamber 2; the upper surface of the first conductive layer 1A is in communication with the air flow channel; or, the conductive surface may be printed on both end faces of the piezoelectric ceramic layer
  • the body forms the above-mentioned atomized sheet.
  • the atomizing sheet and the liquid storage chamber are arranged in sequence along the outflow direction of the atomizing gas, so that the liquid in the liquid storage chamber is allowed to flow into the oil guiding structure under the action of its own gravity.
  • the air flow passage includes an intake pipe 31 and an air outlet pipe 32 disposed in the intake pipe 31, and an intake air is disposed between the inner wall of the intake pipe 31 and the outer wall of the air outlet pipe 32.
  • the intake pipe 31 and the air outlet pipe 32 are communicated through the intake passage 33; the bottom end of the air outlet pipe 32 (ie, an end close to the atomization sheet 1) communicates with the upper surface of the atomization sheet 1;
  • the top end of the air pipe 31 and the air outlet pipe 32 (ie, the end away from the atomizing sheet 1) is fixedly connected to the nozzle holder 5, and communicates with the suction nozzle 4 on the nozzle holder 5; the nozzle holder 5 is opened a gas port 6; the intake passage 33 is in communication with the intake port 6.
  • the nozzle holder 5 is provided with an adjusting device 27 for adjusting the air flow rate of the air inlet 6 (ie, the air conditioning ring, the air conditioning ring and the corresponding position of the air inlet opening are adjusted.
  • the air flow rate of the air inlet 6 ie, the air conditioning ring, the air conditioning ring and the corresponding position of the air inlet opening are adjusted.
  • the liquid-conducting structures of the first and second embodiments of the present invention are in contact with the upper surface of the first conductive layer 1A (ie, the side away from the piezoelectric ceramic layer); the air outlet tube 32
  • the bottom end abuts against the upper surface of the liquid guiding structure (ie, the surface of the liquid guiding structure away from the atomizing sheet), and the bottom end of the air outlet tube 32 is provided with an air inlet notch 34.
  • An air outlet passage 321 is disposed in the air outlet pipe 32; the air intake passage 33 communicates with the air outlet passage 321 through the air intake notch 34.
  • the bottom end of the air outlet pipe 32 and the upper surface of the atomizing sheet 1 are spaced apart by about 0.5 to 1.0 mm (the interval can be adjusted according to actual needs), and the gas blockage in the intake passage 33 is prevented from entering.
  • the smoke can be prevented from entering the intake passage 33 to affect the smoke taste.
  • the liquid-conducting structure of the first and second embodiments of the present invention comprises a porous material 7; the upper surface of the porous material 7 covers or fills the liquid outlet 21 of the bottom end of the liquid storage chamber 2; the porous material 7 and/or the atomizing sheet 1 is provided
  • the elastic sealing sleeve 8 a silicone sleeve can be used
  • the outer wall of the upper portion of the elastic sealing sleeve 8 ie, the end of the elastic sealing sleeve adjacent to the liquid storage chamber
  • the inner wall of the bottom end of the liquid storage chamber 1 ie, the end away from the suction nozzle
  • the outer wall of the upper part of the silicone sleeve (near the end of the liquid storage chamber) is sealedly connected with the inner wall of the bottom end of the liquid storage chamber, and the outer wall of the lower part of the silicone sleeve (the end away from the liquid storage chamber) is in contact with the inner wall of the atomization base 16, and the atomization base is
  • the outer wall of the 16 is in contact with the inner wall of the outer casing 15, and the atomizing electrode 16 is provided with an atomizing electrode 17 insulated from the atomizing base 16 (insulated and insulated by the atomizing insulating ring 28); the atomizing base 16 and the top of the base 30 (close to the atomization)
  • One end of the piece is fixedly connected; the outer wall of the base 12 is screwed to the inner wall of the outer casing 15; and the base 12 is fixed with an electrode ring 18 insulated from the base 12 (insulated and insulated by the base insulating ring 30) and in contact with the atomizing electrode 17.
  • the liquid storage chamber 2 is made of a glass outer wall 36, and the inner side of the outer wall of the glass outer wall is in contact with the outer wall of the top end of the air inlet tube 31 through the silicone ring 35, and the sealing property is good.
  • a hole 37 is provided in the middle of the porous material 7, and the hole 37 is disposed directly under the gas outlet pipe 32 to facilitate the suction of the atomizing gas from the gas outlet pipe; the porous material 7 (for example, cotton or the like has adsorption).
  • the lower surface of the material of the smoky oil ie, the side that is bonded to the atomized sheet
  • the liquid-conducting layer can be made of a stainless steel mesh (to prevent rust from causing the liquid to deteriorate), and the oil-conducting cotton Floor.
  • the first conductive layer 1A and the second conductive layer 1B are respectively elastically connected to the positive electrode 25 and the negative electrode 26 fixed in the base 12 (for example, an elastic thimble can be elastically connected);
  • the main control board 30 is fixed inside, and the main control board 30 can control the temperature of the atomization piece detected by the temperature sensor 22 to control the start and stop of the atomization piece (the normal working temperature of the general atomization piece is 130-220 ° C, exceeding 220 At °C, it should be stopped to prevent damage to the atomized sheet).
  • the bottom of the silicone sleeve is in contact with the pressing block 38, and the pressing block 38 can press the silicone sleeve to make the atomizing sheet more Add stability.
  • the pressing block 38 and the silicone sleeve are all fixed in the pressing sleeve 39; the pressing sleeve 39 is placed above the main control board 30.
  • the oil filling hole 20 of the liquid storage chamber is disposed at the top of the liquid storage chamber (the outer wall of the liquid storage chamber may be made of transparent glass) (close to one end of the suction nozzle), and the oil injection hole 20 is sealed by the hole cover 40, the hole cover 40 and The bottom of the nozzle holder 5 (the end away from the nozzle) is sealed by a sealing ring 41.
  • the upper surface of the porous material 7 is recessed in the middle (ie, the middle portion is smaller than the peripheral thickness), and the recessed portion is directly below the air outlet tube 32.
  • the liquid guiding structure comprises a porous material 7; the upper surface of the porous material 7 and the lower surface of the second conductive layer 1B (the side away from the piezoelectric ceramic layer) Contacting; the atomizing sheet 7 is provided with a plurality of liquid guiding holes 10; the atomizing sheet 1 and the porous material 7 are both disposed in the mounting seat 11, and the outer wall of the atomizing sheet 1 passes through the elastic sealing seat 8 and the mounting seat 11
  • the inner wall is in contact with the bottom end of the air inlet tube 31; the bottom end of the mounting base 11 is fixedly connected with the middle portion of the base 12 (the central portion of the base 12); the lower surface of the porous material 7 is The upper surface of the bottom portion of the base 12 is in contact with each other (ie, the space between the base 12 and the atomizing sheet is filled); the outer wall of the base 12 is fixedly connected to the inner wall of the bottom end of the liquid storage chamber 2 (the end away
  • the electronic cigarette of the present invention comprises a power component and the ultrasonic atomizer; and the power component provides a working power source for the electronic components such as the atomizer 1 and the temperature sensor 22.
  • the power supply assembly and the ultrasonic atomizer can be arranged vertically, that is, the top end of the power supply assembly is connected to the bottom end of the ultrasonic atomizer (the opposite end of the suction nozzle).
  • the ultrasonic atomizer and the power supply assembly may be disposed side by side in the housing 23 (as shown in Figures 8 and 10).
  • the battery assembly includes a battery compartment 46 in which the battery 47 is secured; the resilient contact piece 45 is in contact with the top end of the battery 47 and applies a downward force to the battery 47 to make the battery 47 more stable; the top of the battery compartment 46 is covered
  • the cover 42 and the battery compartment 46 below the upper cover 42 are fixed with a button 44.
  • the button 44 is in contact with the button plate in the fixed battery compartment 46.
  • the bottom end of the battery compartment 46 is sealed by the lower cover 51, and the inner wall of the lower cover 51 and the compression spring 50 are closed.
  • the other end of the compression spring is in contact with the contact cover 48, and the contact cover 48 is in contact with the bottom end of the battery 47 to further ensure the stability of the battery;
  • the compression spring 50 is fixed by the spring fixing ring 49;
  • the upper cover 42 is fixedly connected with the nozzle holder, and the lower cover 51 is fixedly connected to the base 12.
  • the structure of the electronic cigarette is smaller and more portable.
  • the working principle of the invention is as follows: when the smoker smokes, the air enters the intake passage from the air inlet and enters the air outlet tube through the bottom of the intake passage, and at the same time, the atomizing sheet oscillates, so that the surface of the smoke oil atomizes, the fog The flue gas is mixed with the outside air and sucked by the smoker through the air outlet.

Abstract

一种超声波雾化器及电子烟，超声波雾化器包括雾化片（1）和用于将液体导入到所述雾化片（1）上表面的导液结构；所述导液结构与储液腔（2）连通；所述雾化片（1）上表面与气流通道相通；所述雾化片（1）包括压电陶瓷层（3）和用于驱动所述压电陶瓷层（3）振动的导电体。所述超声波雾化器及电子烟的雾化片（1）上不需要设置微孔喷出雾化气体，因此不会发生雾化气体颗粒较大堵塞微孔而无法喷出雾化气体的情况，同时可以更好地防止雾化器液体泄漏。

Description

一种超声波雾化器及电子烟 技术领域
本发明涉及一种超声波雾化器及电子烟。
背景技术
现有的雾化器使用发热丝加热烟油，通过导油棉或纤维将烟油或者液体导入发热丝上，当发热丝温度过高时，容易烧坏导油棉或者纤维等导油材料，产生有害物质，损害吸食者的健康，且容易产生糊味，影响吸食口感；且发热丝的热量会被导油材料吸收一部分，存在热量传导损失，功耗高，效率低，雾化器容易发烫。
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，提供一种超声波雾化器及电子烟。
为解决上述技术问题，本发明所采用的技术方案是：一种超声波雾化器，包括雾化片和用于将液体导入到所述雾化片上表面的导液结构；所述导液结构与储液腔连通；所述雾化片上表面与气流通道相通；所述雾化片包括压电陶瓷层和用于驱动所述压电陶瓷层振动的导电体。
所述雾化片、储液腔沿雾化气体流出方向依次排列，储液腔设置在雾化片上，更加方便储液腔内的液体流到导液结构上。
所述气流通道包括进气管和设在所述进气管内的出气管，所述进气管内壁和所述出气管外壁之间设有进气通道；所述出气管底端与所述雾化片相通；所述进气管、出气管顶端与吸嘴座固定连接，所述出气管与所述吸嘴座上的吸嘴连通；所述吸嘴座上开设有进气口；所述进气通道与所述进气口连通。该气流通道能保证外部空气从进气口进入进气通道，然后在进气通道底端与雾化片雾化出来的烟雾混合，经出气管及吸嘴送入用户口腔，结构简单，制作方便。
所述导液结构与所述雾化片上表面接触，所述进气管底端与所述导液结构上表面抵接(即进气管底端与导液结构之间的接触为有压力状态的接触)，所述出气管底端设有进气缺口。所述出气管内设置有出气通道；所述进气通道与所述出气通道通过所述进气缺口连通。保证外部空气及时的进入出气管内将烟雾带走，避免烟雾流入进气通道内，影响烟雾口感或冷凝积油的现象。
所述导液结构包括多孔材料；所述多孔材料上表面覆盖或填充所述储液腔底端的出液口；所述多孔材料和/或所述雾化片设在弹性密封套内，且所述弹性密封套上部外壁与所述 储液腔底端内壁密封连接；所述储液腔、在弹性密封套均设在外壳内。弹性密封套可以密封固定雾化片，防止液体泄漏，同时可以防止雾化片被卡死而无法振动的现象。
所述多孔材料中部设有孔，该孔设在所述出气管下方；所述多孔材料下表面通过导液层与所述雾化片接触。导液层可以保证液体可以更加均匀地被导入到雾化片中部。
所述多孔材料上表面中部凹陷，且该凹陷部位处于所述出气管下方。液体与雾化片接触更加充分，导液更可靠，可以很好地防止雾化片干烧。
所述导液结构包括多孔材料；所述多孔材料上表面与所述雾化片下表面接触；所述雾化片上开设有多个导液孔。液体通过导液孔渗透到雾化片的上表面，当雾化片振动时，可以挤压多孔材料，使得液体快速通过导液孔补充到雾化片上表面，防止雾化片表面液体不足而生产烟雾量小或损坏雾化片。
所述雾化片和/或所述多孔材料设在安装座内；所述安装座顶端与所述进气管底端固定连接；所述安装座底端与底座中部固定连接；所述多孔材料下表面与所述底座中部上表面接触；所述底座外壁与所述储液腔底端内壁固定连接；所述安装座与所述储液腔内壁、底座内壁之间设有通道；所述安装座底部开设有进液口；所述进液口通过所述通道与所述储液腔连通。该结构雾化片安装结构和气流通道为一体化结构，制造方便。
所述吸嘴座上设有用于调节所述进气口气流量大小的调节装置，通过调节装置可以调节进气口进气量大小，从而可以改善雾化气体的口感。
所述储液腔上设有注油孔，方便在储液腔内没有液体时补充液体。
所述导电体与固定在所述底座内的正电极、负电极弹性连接。弹性连接可以很好地避免雾化片工作过程中因产生高温或振动将焊盘熔掉而开路。
所述雾化片与温度传感器接触，温度传感器可以感知雾化片的温度，从而方便控制雾化片的启动和停止，防止雾化片损坏。
相应的，本发明还提供了一种电子烟；其包括电源组件和上述超声波雾化器，所述电源组件为所述雾化片、温度传感器提供工作电源。
电源组件可以与超声波雾化器竖直排列设置，也可以与超声波雾化器并排设置在壳体内，并排设置的结构体积更小，空间利用率更高。
所述壳体上开设有储液腔观察口，便于观察储液腔内的情况。
与现有技术相比，本发明所具有的有益效果为：本发明采用纯超声雾化的方式使液体雾化，不存在热量传导损失，功耗低，效率高，雾化器不发烫，节能，雾化口感更加纯正，不会产生糊味，也不会产生因加热导油棉或纤维等导油材料而产生的有害物质；结构简单巧 妙，方便制造和使用；本发明的雾化片上不需要设置微孔喷出雾化的烟雾，因此不会发生雾化气体时液体分子较大堵塞微孔而无法喷出雾化的烟雾的情况，同时可以更好地防止雾化器液体泄漏。
附图说明
图1为本发明实施例1结构示意图；
图2为本发明雾化片结构示意图；
图3为本发明实施例1气流方向示意图；
图4为图3中A部分放大图；
图5为图3中B部分放大图；
图6为本发明实施例1导油结构爆炸图；
图7为本发明实施例2结构示意图；
图8为本发明实施例3结构示意图；
图9为图8中I部分放大图；
图10为雾化器和电源组件并列设置的电子烟外部结构示意图。
具体实施方式
如图1、2、3、7、8所示，本发明实施例1、2、3的超声波雾化器包括雾化片1；所述雾化片1包括压电陶瓷层3；所述压电陶瓷层3上下表面分别与第一导电层1A(银层)、第二导电层1B(银层)接触；所述雾化片1与用于将液体导入到所述第一导电层1A上表面的导液结构接触；所述导液结构与储液腔2连通；所述第一导电层1A上表面与气流通道相通；或者，也可以在压电陶瓷层的两个端面上印制导电体，形成上述雾化片。
本发明实施例1、2、3中，所述雾化片、储液腔沿雾化气体流出方向依次排列，方便储液腔内的液体在自身重力的作用下流入导油结构中。
本发明实施例1、2、3中，气流通道包括进气管31和设在所述进气管31内的出气管32，所述进气管31内壁和所述出气管32外壁之间设有进气通道33；所述进气管31、出气管32通过进气通道33连通；所述出气管32底端(即靠近雾化片1的一端)与所述雾化片1上表面相通；所述进气管31、出气管32顶端(即远离雾化片1的一端)与吸嘴座5固定连接，并与所述吸嘴座5上的吸嘴4连通；所述吸嘴座5上开设有进气口6；所述进气通道33与所述进气口6连通。
本发明实施例1、2、3中，吸嘴座5上设有用于调节所述进气口6气流量大小的调节装置27(即调气环，调气环与进气口对应位置开设调气孔，使用时，转动调气环，即可改变 调气孔与外部连通部分的大小，从而可以改变气流量，当调气孔与进气口重合时，进气量最大)。
如图3、图4和图5所示，本发明实施例1、2的导液结构与所述第一导电层1A上表面(即远离压电陶瓷层的一面)接触；所述出气管32底端与所述导液结构上表面(即导液结构远离雾化片的表面)抵接，且所述出气管32底端设有进气缺口34。所述出气管32内设置有出气通道321；所述进气通道33与所述出气通道321通过所述进气缺口34连通。
如图5所示，本发明中，出气管32底端和雾化片1上表面之间间隔约0.5～1.0mm(间隔可以根据实际需要调整)，防止进气通道33内的气体堵塞无法进入出气通道321内，又可以防止烟雾进入进气通道33内影响烟雾口感。
本发明实施例1、2的导液结构包括多孔材料7；所述多孔材料7上表面覆盖或填充所述储液腔2底端的出液口21；多孔材料7和/或雾化片1设在弹性密封套8(可以使用硅胶套)内，且弹性密封套8上部(即弹性密封套靠近储液腔的一端)外壁与所述储液腔1底端(即远离吸嘴的一端)内壁密封连接；所述储液腔2、在弹性密封套8均设在外壳15内。
实施例1中，硅胶套上部(靠近储液腔的一端)外壁与储液腔底端内壁密封连接，硅胶套下部(远离储液腔的一端)外壁与雾化底座16内壁接触，雾化底座16外壁与外壳15内壁接触，雾化底座16内设有与雾化底座16绝缘隔离(通过雾化绝缘环28绝缘隔离)的雾化电极17；雾化底座16与底座30顶端(靠近雾化片的一端)固定连接；底座12外壁与外壳15内壁螺接；底座12内固定有与底座12绝缘隔离(通过底座绝缘环30绝缘隔离)、且与雾化电极17接触的电极环18。
如图1，实施例1中，储液腔2采用玻璃外壁36，玻璃外壁顶部内侧通过硅胶环35与进气管31顶端外壁接触，密封性好。
如图6，实施例1中，多孔材料7中部设有孔37，该孔37设在所述出气管32正下方，便于雾化气体从出气管被吸出；多孔材料7(例如棉等具有吸附烟油的材料)下表面(即与雾化片贴合的一面)通过导液层9与第一导电层1A接触，导液层可以采用不锈钢网(防止生锈导致液体变质)、导油棉层。
如图7，实施例2中，第一导电层1A、第二导电层1B分别与固定在底座12内的正电极25、负电极26弹性连接(例如，可以采用弹性顶针弹性连接)；底座12内固定有主控板30，主控板30可以通过温度传感器22检测到的雾化片的温度，控制雾化片的启停(一般雾化片的正常工作温度为130～220℃，超过220℃时，应该使其停止工作，防止损坏雾化片)。该实施例中，硅胶套底部与压紧块38接触，压紧块38可以压紧硅胶套，使雾化片更 加稳固。压紧块38、硅胶套均固定座压紧套39内；压紧套39置于主控板30的上方。
实施例2中，储液腔的注油孔20设置在储液腔(储液腔外壁可以采用透明玻璃材质)顶部(靠近吸嘴的一端)，注油孔20通过孔盖40密封，孔盖40和吸嘴座5底部(远离吸嘴的一端)通过密封圈41密封。
实施例2中，所述多孔材料7上表面中部凹陷(即中部厚度小于周边厚度)，且该凹陷部位处于所述出气管32正下方。
如图8和图9所述，本发明实施例3中，导液结构包括多孔材料7；所述多孔材料7上表面与所述第二导电层1B下表面(远离压电陶瓷层的一面)接触；所述雾化片7上开设有多个导液孔10；雾化片1和所述多孔材料7均设在安装座11内，雾化片1外壁通过弹性密封座8与安装座11内壁接触；所述安装座11顶端与所述进气管31底端固定连接；所述安装座11底端与底座12中部(底座12中部突起)固定连接；所述多孔材料7下表面与所述底座12中部上表面接触(即填充底座12与雾化片之间的空间)；所述底座12外壁与所述储液腔2底端(远离吸嘴的一端)内壁固定连接；所述安装座11与所述储液腔2内壁、底座12内壁之间设有通道13；所述安装座11底部(远离吸嘴的一端)开设有进液口14；所述进液口14通过所述通道13与所述储液腔2连通；安装座11顶端套接在进气管31的底部(远离吸嘴的一端)。
相应的，本发明的电子烟包括电源组件以及上述超声波雾化器；所述电源组件为所述雾化片1、温度传感器22等电子元器件提供工作电源。
电源组件和超声波雾化器可以竖直设置，即电源组件顶端与所述超声波雾化器底端(吸嘴的相对端)连接。
或者，超声波雾化器与所述电源组件也可以用并排设置在壳体23内(如图8和10所示)。该电池组件包括电池仓46，电池47固定在电池仓46内；弹性接触片45与电池47顶端接触，并给电池47施加向下的力，使电池47更加稳固；电池仓46顶部盖有上盖42，上盖42下方的电池仓46上固定有按键44，按键44与固定座电池仓46内的按键板接触；电池仓46底端通过下盖51密封，下盖51内壁与压缩弹簧50一端接触，压缩弹簧另一端与接触盖48接触，接触盖48与电池47底端接触，进一步保证电池稳固；压缩弹簧50通过弹簧固定环49固定；上盖42与吸嘴座固定连接，下盖51与底座12固定连接。该结构电子烟体积更小，更加便携。
如图10，为了方便观察储液腔内(储液腔采用透明外壁)的液体量，判断是否需要补充液体，在壳体23上开设了储液腔观察口24。
本发明的工作原理如下，当吸烟者吸烟时，空气从进气口进入进气通道，并经进气通道底部进入出气管，同时，雾化片振荡，使得其表面的烟油雾化，雾化的烟气混合外部空气经出气管一同被吸烟者吸食。

Claims (17)

  1. 一种超声波雾化器，其特征在于，包括雾化片(1)和用于将液体导入到所述雾化片(1)上表面的导液结构；所述导液结构与储液腔(2)连通；所述雾化片(1)上表面与气流通道相通；所述雾化片(1)包括压电陶瓷层(3)和用于驱动所述压电陶瓷层(3)振动的导电体。
  2. 根据权利要求1所述的超声波雾化器，其特征在于，所述雾化片(1)、储液腔(2)沿雾化气体流出方向依次排列。
  3. 根据权利要求2所述的超声波雾化器，其特征在于，所述气流通道包括进气管(31)和设在所述进气管(31)内的出气管(32)，所述进气管(31)内壁和所述出气管(32)外壁之间设有进气通道(33)；所述出气管(32)底端与所述雾化片(1)上表面相通；所述进气管(31)、出气管(32)顶端与吸嘴座(5)固定连接，所述出气管(32)与所述吸嘴座(5)上的吸嘴(4)连通；所述吸嘴座(5)上开设有进气口(6)；所述进气通道(33)与所述进气口(6)连通。
  4. 根据权利要求3所述的超声波雾化器，其特征在于，所述导液结构与所述雾化片(1)上表面接触；所述进气管(31)底端与所述导液结构上表面抵接，所述出气管(32)底端设有进气缺口(34)；所述出气管(32)内设置有出气通道(321)；所述进气通道(33)与所述出气通道(321)通过所述进气缺口(34)连通。
  5. 根据权利要求4所述的超声波雾化器，其特征在于，所述导液结构包括多孔材料(7)；所述多孔材料(7)上表面覆盖或填充所述储液腔(2)底端的出液口(21)；所述雾化片(1)设在弹性密封套(8)内，且所述弹性密封套(8)上部外壁与所述储液腔(2)底端内壁密封连接；所述储液腔(2)、弹性密封套(8)均设在外壳(15)内。
  6. 根据权利要求5所述的超声波雾化器，其特征在于，所述多孔材料(7)中部设有孔(37)，该孔(37)设在所述出气管(32)下方；所述多孔材料(7)下表面通过导液层(9)与所述雾化片(1)下表面接触。
  7. 根据权利要求5所述的超声波雾化器，其特征在于，所述多孔材料(7)上表面中部凹陷，且该凹陷部位处于所述出气管(32)下方。
  8. 根据权利要求3所述的超声波雾化器，其特征在于，所述导液结构包括多孔 材料(7)；所述多孔材料(7)上表面与所述雾化片(1)下表面接触；所述雾化片(1)上开设有多个导液孔(10)。
  9. 根据权利要求8所述的超声波雾化器，其特征在于，所述雾化片(1)设在安装座(11)内；所述安装座(11)顶端与所述进气管(31)底端固定连接；所述安装座(11)底端与底座(12)中部固定连接；所述多孔材料(7)下表面与所述底座(12)中部上表面接触；所述底座(12)外壁与所述储液腔(2)底端内壁固定连接；所述安装座(11)与所述储液腔(2)内壁、底座(12)内壁之间设有通道(13)；所述安装座(11)底部开设有进液口(14)；所述进液口(14)通过所述通道(13)与所述储液腔(2)连通。
  10. 根据权利要求8所述的超声波雾化器，其特征在于，所述导电体与固定在所述底座(12)内的正电极(25)、负电极(26)弹性连接。
  11. 根据权利要求3～10之一所述的超声波雾化器，其特征在于，所述吸嘴座(5)上设有用于调节所述进气口(6)气流量大小的调节装置(27)。
  12. 根据权利要求11所述的超声波雾化器，其特征在于，所述储液腔(2)上设有注油孔(20)。
  13. 根据权利要求12所述的超声波雾化器，其特征在于，所述雾化片(1)与温度传感器(22)接触。
  14. 一种电子烟，包括电源组件；其特征在于，还包括上述权利要求13所述的超声波雾化器；所述电源组件为所述雾化片(1)、温度传感器(22)提供工作电源。
  15. 根据权利要求14所述的电子烟，其特征在于，所述电源组件顶端与所述超声波雾化器底端连接。
  16. 根据权利要求14所述的电子烟，其特征在于，所述超声波雾化器与所述电源组件并排设置在壳体(23)内。
  17. 根据权利要求16所述的电子烟，其特征在于，所述储液腔(1)外侧的壳体(23)上开设有储液腔观察口(24)。
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