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WO2023134749A1 - Atomiseur et dispositif d'atomisation électronique - Google Patents

Atomiseur et dispositif d'atomisation électronique Download PDF

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Publication number
WO2023134749A1
WO2023134749A1 PCT/CN2023/072126 CN2023072126W WO2023134749A1 WO 2023134749 A1 WO2023134749 A1 WO 2023134749A1 CN 2023072126 W CN2023072126 W CN 2023072126W WO 2023134749 A1 WO2023134749 A1 WO 2023134749A1
Authority
WO
WIPO (PCT)
Prior art keywords
liquid
channel
atomizer
atomizer according
guiding element
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2023/072126
Other languages
English (en)
Chinese (zh)
Inventor
谢宝锋
胡瑞龙
徐中立
李永海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen FirstUnion Technology Co Ltd
Original Assignee
Shenzhen FirstUnion Technology Co Ltd
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
Priority claimed from CN202210056122.7A external-priority patent/CN116473287A/zh
Application filed by Shenzhen FirstUnion Technology Co Ltd filed Critical Shenzhen FirstUnion Technology Co Ltd
Priority to US18/728,763 priority Critical patent/US20250057223A1/en
Priority to KR1020247027019A priority patent/KR20240132370A/ko
Priority to CA3247343A priority patent/CA3247343A1/fr
Priority to EP23740090.8A priority patent/EP4464179A4/fr
Publication of WO2023134749A1 publication Critical patent/WO2023134749A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • 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
    • A24F40/42—Cartridges or containers for 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
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/44—Wicks
    • 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
    • A24F40/40—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

Definitions

  • the present application relates to the technical field of atomization, in particular to an atomizer and an electronic atomization device.
  • Smoking articles eg, cigarettes, cigars, etc.
  • Burn tobacco during use to produce tobacco smoke.
  • Attempts have been made to replace these tobacco-burning products by making products that release compounds without burning them.
  • a heating device which releases a compound by heating rather than burning a material.
  • the material may be tobacco or other non-tobacco products, which may or may not contain nicotine.
  • aerosol providing articles eg so-called electronic atomization devices. These devices typically contain a vaporizable liquid that is heated to vaporize it, producing an inhalable aerosol.
  • the present application provides an atomizer, including a housing; the housing is provided with:
  • a liquid storage cavity used for storing liquid matrix
  • An elastic seal at least partially defines the liquid storage chamber, the elastic seal is provided with a receiving chamber, and one end of the elastic seal has an opening communicating with the receiving chamber;
  • an atomizing component for atomizing the liquid substrate to generate an aerosol
  • the atomization assembly can be accommodated in the accommodation cavity through the opening, and a part of the outer surface of the atomization assembly is spaced from the inner wall surface of the elastic sealing member to form an airflow channel.
  • Another aspect of the present application provides an electronic atomization device, including a power supply assembly and the aforementioned atomizer.
  • the elastic seal is provided with a housing cavity for accommodating the atomization component, and the side wall of the atomization component is kept spaced from the inner wall of the elastic seal to form an airflow channel, which simplifies the structural design in the nebulizer , reducing the cost of the atomizer.
  • Fig. 1 is a schematic diagram of an electronic atomization device provided in an embodiment of the present application
  • Fig. 2 is a schematic diagram of another electronic atomization device provided by the embodiment of the present application.
  • Fig. 3 is a schematic diagram of the atomizer provided in the embodiment of the present application.
  • Fig. 4 is an exploded schematic view of the atomizer provided by the embodiment of the present application.
  • Fig. 5 is a schematic cross-sectional view of an atomizer provided in an embodiment of the present application.
  • Fig. 6 is another schematic cross-sectional view of the atomizer provided by the embodiment of the present application.
  • Fig. 7 is a schematic diagram of the liquid guide element in the nebulizer provided by the embodiment of the present application.
  • Fig. 8 is a schematic diagram of another perspective of the liquid guiding element in the nebulizer provided by the embodiment of the present application.
  • Fig. 9 is a schematic cross-sectional view of the elastic seal in the atomizer provided by the embodiment of the present application.
  • Fig. 10 is a schematic cross-sectional view of another atomizer provided in the embodiment of the present application.
  • Fig. 11 is an exploded schematic diagram of an atomizer provided in another embodiment of the present application.
  • Fig. 12 is a schematic cross-sectional view of an atomizer provided in another embodiment of the present application.
  • Fig. 13 is another schematic cross-sectional view of an atomizer provided in another embodiment of the present application.
  • Fig. 14 is a schematic diagram of an elastic seal provided in another embodiment of the present application.
  • Fig. 15 is a schematic view of another perspective of the elastic seal provided by another embodiment of the present application.
  • Fig. 16 is a schematic diagram of an ultrasonic atomizing sheet and a liquid guiding element provided in another embodiment of the present application;
  • Fig. 17 is a schematic diagram of a bottom cover provided in another embodiment of the present application.
  • Fig. 18 is a schematic diagram of an elastic seal provided in another embodiment of the present application.
  • the terms 'upstream' and 'downstream' are used to describe the relative positions of components, or parts of components, in the electronic atomization device in the direction of flow of suction airflow.
  • Fig. 1 is a schematic diagram of an electronic atomization device provided in an embodiment of the present application.
  • the electronic atomization device 100 includes an atomizer 10 and a power supply assembly 20 , and the atomizer 10 and the power supply assembly 20 are not detachable.
  • the atomizer 10 is used to atomize a liquid substrate to generate an aerosol.
  • the power supply assembly 20 includes a battery cell 21 and a circuit 22 .
  • the battery cell 21 provides power for operating the electronic atomization device 100 .
  • the battery cell 21 may be a rechargeable battery cell or a disposable battery cell.
  • the circuit 22 can control the overall operation of the electronic atomization device 100 .
  • the circuit 22 not only controls the operation of the electric core 21 and the ultrasonic atomizing sheet 103 , but also controls the operation of other components in the electronic atomization device 100 .
  • Fig. 2 is a schematic diagram of another electronic atomization device provided by the embodiment of the present application.
  • the difference from the example in Fig. 1 is that the atomizer 10 is detachably connected to the power supply assembly 20, such as interference fit, buckle or magnetic suction connection .
  • Fig. 3 to Fig. 9 show the schematic structural diagram of the atomizer of an embodiment;
  • the atomizer of this embodiment include:
  • the main body 101a has a mouthpiece for suction at its proximal end; the main body 101a has a smoke output pipe 1011a inside and a liquid storage chamber A with an opening at the far end of the main body 101a.
  • the bottom cover 106a is detachably combined with the opening or opening at the far end of the main body 101a, and further defines the shell of the atomizer with the main body 101a; the bottom cover 106a is provided with an air inlet 106a1.
  • the liquid guiding element 104a has a first side wall 104a1 and a second side wall 104a2 opposite in the thickness direction as a whole, and a gap between the first side wall 104a1 and the second side wall 104a2 104a3; the liquid guiding element 104a also has an atomizing surface 104a7 facing away from the first side wall 104a1 and/or the second side wall 104a2 and/or the notch 104a3 and/or the liquid storage chamber A along the longitudinal direction.
  • the liquid conducting element 104a is a rigid porous body, such as a porous ceramic body.
  • the base part 104a4 is located at the lower end side of the liquid guide element 104a in the longitudinal direction, and extends between the first side wall 104a1 and the second side wall 104a2; at the same time, the extension length of the base part 104a4 along the length direction of the liquid guide element 104a is the same as that of the first
  • the extension length of the side wall 104a1 and/or the second side wall 104a2 is the same; as shown in the figure, the lower surface of the base part 104a4 is used as the atomizing surface 104a7.
  • the connecting portion 104a5 is located on the upper end side of the liquid guiding element 104a in the longitudinal direction, and is arranged near the central part of the liquid guiding element 104a; also the connecting portion 104a5 extends between the first side wall 104a1 and the second side wall 104a2; and connects
  • the extension length of the portion 104a5 along the length direction of the liquid guiding element 104a is smaller than the extension length of the first side wall 104a1 and/or the second side wall 104a2 and/or the base portion 104a4; furthermore, the gap 104a3 is formed by the uncovered area of the connecting portion 104a5.
  • a space 104a6 extending along the length direction is defined between the connecting portion 104a5 and the base portion 104a4; the space 104a6 can be used to receive or buffer the liquid substrate, thereby adjusting the amount or efficiency of the liquid substrate supplied to the atomizing surface 104a7.
  • the connecting portion 104a5 of the liquid guiding element 104a is at least partly opposite to the smoke output pipe 1011a along the longitudinal direction of the main body 101a, and in practice, the surface of the connecting portion 104a5 can be configured to receive the smoke output pipe 1011a. Falling aerosol condensate.
  • the heating element 103a which is arranged on the atomizing surface 104a7 of the liquid guiding element 104a, constitutes an atomizing assembly together to heat at least part of the liquid matrix in the atomizing liquid guiding element 104a to generate an aerosol, which is released from the atomizing surface 104a7.
  • the elastic sealing member 102a is preferably made of a flexible material, for example, in some examples, the elastic sealing member 102a can be made of silicone, thermoplastic elastomer (Thermo-Plastic-Elastomer) or thermoplastic rubber (Thermo-Plastic-Rubber) material prepared.
  • the elastic sealing member 102a can be made of silicone, thermoplastic elastomer (Thermo-Plastic-Elastomer) or thermoplastic rubber (Thermo-Plastic-Rubber) material prepared.
  • the elastic seal 102a includes an upstream end 102a1 (an end away from the liquid storage chamber A), a downstream end 102a2 (an end close to the liquid storage chamber A), a body 102a3 extending from the upstream end 102a1 to the downstream end 102a2; A sleeve portion (not shown) between the cavities 102a4 is at least partially clamped between the inner wall of the main body 101a and the outer side wall of the bottom cover 106a, the downstream end 102a2 and the inner wall of the main body 106a Contact is maintained to form a seal and define at least part of reservoir A.
  • a first rib (not shown) is provided on the outer wall of the body 102a3 near the upstream end 102a1
  • a second rib (not shown) is provided on the outer wall of the body 102a3 near the downstream end 102a2.
  • the main body 102a3 is provided with a receiving cavity 102a4 and a liquid channel 102a5.
  • the downstream end 102a2 has an opening, and the receiving chamber 102a4 is exposed to the opening, that is, the receiving chamber 102a4 communicates with the opening.
  • the atomization assembly can be assembled or accommodated in the receiving cavity 102a4 through the opening of the downstream end 102a2, and the liquid channel 102a5 communicates with the receiving cavity 102a4 and the liquid storage cavity A, so that the liquid matrix can be transferred to the liquid guiding element 104a through the liquid channel 102a5.
  • another liquid-guiding element (not shown), such as: liquid-guiding cotton, can be arranged in the liquid channel 102a5, to prevent the liquid matrix from directly flowing to or passing to the liquid-guiding element 104a quickly, and to regulate the liquid matrix.
  • another liquid-guiding element can be arranged on the elastic sealing member 102a, such as: hard organic cotton, and the hard organic cotton has the effect of basically sealing the opening of the liquid storage chamber A, and is used to avoid The liquid matrix directly flows out from the opening, so that the liquid matrix in the liquid storage chamber A can basically only permeate away slowly through the liquid guiding element, and then transfer to the liquid guiding element 104a through the liquid channel 102a5.
  • a part of the outer surface of the liquid guiding element 104a is kept in contact with the inner wall (or inner wall surface) of the receiving cavity 102a4, so as to block the flow of the liquid matrix towards the bottom cover 106a through the liquid channel 102a5, and then between the liquid storage cavity A and the air flow channel. Provides a seal.
  • the dimension in the width direction of the liquid guiding element 104a is greater than the dimension in the width direction of the housing cavity 102a4, and/or the dimension in the thickness direction of the fluid guiding element 104a is greater than the dimension in the thickness direction of the housing cavity 102a4;
  • the cavity 102a4 has an interference fit, which is beneficial to keep in the receiving cavity 102a4.
  • a third rib (not shown) is provided on the outer wall of the body 102a3 to form or define the receiving cavity 102a4, the third rib is located between the first rib and the second rib, and the third rib is located between the first rib and the second rib.
  • the ribs can form a good sealing effect between the elastic sealing member 102a and the inner wall of the main body 101a, and on the other hand, it can avoid that when the tolerance of the elastic sealing member 102a is too large, the gap between the elastic sealing member 102a and the liquid guiding element 104a Form a good sealing effect.
  • An aerosol channel 102a6 is also provided in the body 102a3.
  • the downstream end of the aerosol channel 102a6 is connected to the smoke output pipe 1011a, specifically, the smoke output tube 1011a is plugged into the aerosol channel 102a6,
  • a step is provided in the aerosol channel 102a6 to abut against the end of the smoke output pipe 1011a, and the inner wall of the aerosol channel 102a6 keeps in contact with the side wall of the smoke output tube 1011a to form a seal.
  • the upstream end of aerosol channel 102a6 is an open end (that is, communicates with accommodating chamber 102a4), and abuts with connection part 104a5;
  • the upstream end of aerosol channel 102a6 can also be closed end and abuts against the connecting portion 104a5.
  • the liquid guide element can be a plate-shaped porous body 104b, and the plate-shaped porous body 104b has a first surface facing the liquid storage chamber A and a second surface facing away from the liquid storage chamber A.
  • the heating element 103a is disposed on the second side; the upstream end of the aerosol channel 102a6 is a closed end (that is, separated from the receiving cavity 102a4 ) and kept at a distance from the first side.
  • a gap is provided between the closed end and the first face of the porous body 104b.
  • the groove constitutes the aforementioned gap.
  • the liquid matrix can pass through the gap between the closed end and the porous body 104b to the middle part of the porous body 104b (shown by the arrow in FIG. 10 ), avoiding the problem of dry burning caused by insufficient liquid supply.
  • the atomizing surface of the liquid guide element that is, the surface combined with the heating element faces the liquid storage chamber A, and the liquid absorption surface faces away from the liquid storage chamber A, so that the atomization surface is closer to the aerosol channel than the liquid absorption surface.
  • the upstream end of the aerosol channel can be an open end and maintain fluid communication with the atomizing surface of the liquid guiding element.
  • a part of the outer surface of the liquid guide element 104a is spaced from the inner wall surface of the elastic seal 102a to form an air flow channel, and the air flow channel includes a first air flow channel adjacent to the side surface of the liquid guide element 104a and another air flow channel adjacent to the liquid guide element 104a.
  • the second airflow channel on the side surface specifically, in the example of FIG. 3 to FIG.
  • the aerosol is carried across the liquid guide element 104a or the receiving chamber 102a4 from the airflow channel (that is, the aerosol flows through the liquid guide element 104a).
  • the side surface between the upper and lower surfaces and then output to the aerosol channel 102a6 near the central part of the smoke output pipe 1011a, and then output to the smoke output pipe 1011a.
  • the inner wall (or inner wall surface) of the elastic seal 102a has a groove 102a7 to define the air flow channel with the first side wall 104a1 or the second side wall 104a2; one end of the groove 102a7 is close to the elastic seal 102a
  • the upstream end 102a1 is set, and the other end extends along the longitudinal direction of the main body 101a and crosses the liquid guiding element 104a or the receiving cavity 102a4. It can be seen from the figure that the inner wall of the elastic sealing member 102a has two correspondingly arranged grooves 102a7; thus, Each groove 102a7 forms an air flow channel with the side surface of the liquid guiding element 104a.
  • an airflow groove 102a8 is disposed in the elastic sealing member 102a, and the airflow groove 102a8 is arranged along the receiving chamber 102a4 and the liquid passage 102a5 to form an air pressure balance passage.
  • the air entering the atomization chamber can flow into the liquid storage chamber A through the airflow groove 102a8, thereby relieving the negative pressure in the liquid storage chamber A.
  • One end of the first electrode 107a is kept in contact with the electrical connection portion of the heating element 103a to form an electrical connection, and the other end of the first electrode 107a is exposed on the bottom cover 106a; one end of the second electrode 108a is electrically connected to the other end of the heating element 103a The other end of the second electrode 108a is exposed on the bottom cover 106a.
  • the first electrode 107a and the second electrode 108a are also used to support the atomization assembly to keep the atomization assembly in the receiving chamber.
  • Fig. 11 to Fig. 17 show a schematic structural diagram of an atomizer 10 in another embodiment; in the atomizer 10 of this embodiment, it includes:
  • the main body 101 is substantially flat and cylindrical.
  • the main body 101 has a proximal end and a distal end that are opposite along the length direction; the proximal end is configured as one end for the user to inhale the aerosol, and a suction mouth for the user to inhale is provided at the proximal end; and the distal end is used as the power supply assembly 20, and the far end of the main body 101 is open, and a detachable bottom cover 106 is installed on it, for example snap connection.
  • the main body 101 and the bottom cover 106 jointly define the housing of the atomizer 10, and its interior is hollow and provided with necessary functional devices for storing and atomizing the liquid substrate; through the opening of the main body 101 , each necessary functional component can be installed inside the housing of the atomizer 10 .
  • the bottom cover 106 is provided with a first electrode hole 1061 and a second electrode hole 1062 , and the first electrode 107 and the second electrode 108 are installed in a one-to-one correspondence.
  • the first electrode 107 and the second electrode 108 are preferably elastic electrodes.
  • the atomizer 10 can be electrically connected to the power supply assembly 20 .
  • the bottom cover 106 is also provided with an air inlet 1063 for allowing external air to enter the atomizer 10 during suction.
  • the bottom cover 106 is also provided with a collection chamber 1064, the first electrode hole 1061, the second electrode hole 1062 and the air inlet 1063 protrude from the collection chamber 1064, the collection chamber 1064 is used to collect the leaked liquid matrix, so as to prevent the leakage of the liquid
  • the substrate flows to the power assembly 20 .
  • the bottom cover 106 has a step 1065 on the side wall, which is described below.
  • the interior of the housing is provided with a liquid storage chamber A for storing the liquid matrix, an elastic seal 102, an ultrasonic atomizing sheet 103 for ultrasonically atomizing the liquid matrix, a liquid guiding element 104 for absorbing the liquid matrix, and a The fluid guide element 105 that draws up the liquid matrix and delivers the fluid matrix to the fluid matrix 104 .
  • the main body 101 is provided with a smoke transmission pipe 1011 arranged in the axial direction, the outer wall of the smoke transmission pipe 1011,
  • the space between the inner wall of the main body 101 and the first end of the elastic sealing member 102 defines a liquid storage chamber A for storing the liquid matrix; one end of the smoke transmission tube 1011 communicates with the mouth of the suction nozzle, so as to transmit the generated aerosol Suck into the mouth of the mouth.
  • the flue gas transmission pipe 1011 and the main body 101 are molded integrally with a moldable material, and the liquid storage chamber A formed after preparation is open or open towards the distal end.
  • the elastic sealing member 102 has a first end portion 1021 and a second end portion 1022 opposite to each other along the longitudinal direction of the main body 101 .
  • the elastic sealing member 102 is preferably made of flexible materials such as silicone and thermoplastic elastomer.
  • the elastic sealing member 102 is further provided with a housing cavity 1023 for housing the ultrasonic atomizing sheet 103 .
  • the liquid guiding element 104 is combined on part of the upper surface of the ultrasonic atomizing sheet 103, and is housed in the housing chamber 1023 together with the ultrasonic atomizing sheet 103; On part of the upper surface of the ultrasonic atomizing sheet 103 , another part of the liquid guiding element 104 is clamped between another part of the upper surface of the ultrasonic atomizing sheet 103 and the contact portion 1024 .
  • An abutting portion 1024 is provided in the receiving cavity 1023, and the upper surface 1033 of the part of the ultrasonic atomizing sheet 103 that is not combined with the liquid guiding element 104 is kept in contact with the abutting portion 1024 and elastically abuts; the inner wall of the receiving cavity 1023 is in contact with the ultrasonic mist
  • the side walls of the atomizing sheet 103 (extending from the upper surface to the lower surface) are kept in contact; in this way, a good sealing effect is formed between the elastic sealing member 102 and the ultrasonic atomizing sheet 103 .
  • the area of the part of the upper surface 1033 not combined with the liquid guiding element 104 is much smaller than the area of the part of the upper surface combined with the liquid guiding element 104, and the part of the upper surface 1033 not combined with the liquid guiding element 104 is next to the ultrasonic atomizing sheet 103 sidewalls are set. Due to the elastic abutment between the abutting portion 1024 and the ultrasonic atomizing sheet 103 , when the ultrasonic atomizing sheet 103 vibrates at high frequency, the vibration can be buffered by its own elasticity to avoid damage to the ultrasonic atomizing sheet 103 .
  • a pair of liquid passages 1025 are arranged symmetrically along the lateral direction of the main body 101, the liquid passages 1025 penetrate from the first end to the receiving chamber 1023, the liquid matrix in the liquid storage chamber A is transferred to the liquid guiding element 104 through the liquid passages 1025, and then The ultrasonic atomizing sheet 103 is atomized into an aerosol under high-frequency vibration, and the transfer path of the liquid matrix can be shown as R1 in FIG. 12 .
  • the port at the lower end (liquid outlet end) of the liquid channel 1025 and the abutting portion 1024 are arranged in a stepped manner; the part of the upper surface 1033 that is not combined with the liquid guiding element 104 is deviated or misaligned with the port at the lower end of the liquid channel 1025
  • the liquid guiding element 104 covers the port at the lower end of the liquid channel 1025 .
  • a liquid guide element 105 is provided in the liquid channel 1025, which is used to absorb the liquid matrix from the liquid storage chamber A and transfer the liquid matrix to the liquid guide element 104; Absorb the liquid matrix to avoid too much or too fast delivery of the liquid matrix to the ultrasonic atomizing sheet 103 causes frying oil.
  • the liquid guiding element 105 and the liquid guiding element 104 may be integrally formed.
  • the liquid guide element 105 can be arranged between the elastic seal 102 and the liquid storage chamber A; in this way, the liquid guide element 105 absorbs the liquid matrix from the liquid storage chamber A and transmits it through the liquid channel 1025 to the liquid conducting element 104 .
  • a hollow aerosol channel 1026 is formed between the pair of liquid channels 1025 , that is, penetrates from the first end to the receiving chamber 1023 .
  • the other end of the smoke transmission pipe 1011 is plugged into the aerosol channel 1026; one end of the aerosol channel 1026 is kept in contact with the liquid guide element 104, so that the liquid guide element 104 abuts on part of the upper surface of the ultrasonic atomizing sheet 103
  • the inner wall of the aerosol passage 1026 and the upper surface of the ultrasonic atomization sheet 103 limit at least a part of the atomization chamber; along the thickness direction of the main body 101, an airflow guide 1027 is symmetrically arranged, and one end of the aerosol passage 1026 is recessed and formed with the airflow guide
  • the airflow slots (not shown) to which the portion 1027 communicates.
  • the external air enters the atomizer 10 through the air inlet 1063, and then flows into the aerosol along the airflow guide 1027 and the airflow groove
  • the channel 1026 flows into the smoke transmission pipe 1011 together with the aerosol formed by ultrasonic atomization, and then is inhaled by the user.
  • the airflow guiding part 1027 is also provided with an airflow guiding surface (not shown) inclined relative to the upper surface of the horizontally arranged liquid guiding element 104 or the ultrasonic atomizing sheet 103, so that the airflow after changing direction can be in a preset Flows into the aerosol channel 1026 at an angle.
  • the side wall of the elastic sealing member 102 abuts against the inner wall of the main body 101 to form a seal. Further, the side wall of the elastic seal 102 is provided with a protrusion 1028 and a protrusion 1029, the protrusion 1028 is arranged near the first end, and the protrusion 1029 is arranged near the second end; thus, through the protrusion 1028 and protrusion 1029 can form a better sealing effect.
  • step 1020 between the receiving cavity 1023 and the second end 1022 .
  • the second end 1022 abuts against the step 1065 of the bottom cover 106 and is clamped between the side wall of the bottom cover 106 and the inner wall of the main body 101, and the step 1020 abuts against the upper end surface of the bottom cover 106; In this way, it is beneficial to form a good sealing effect between the elastic sealing member 102 and the bottom cover 106 .
  • the shape of the ultrasonic atomizing sheet 103 is different from the conventional circular ultrasonic atomizing sheet, it is roughly in the shape of a strip, part of its upper surface is combined with the liquid guiding element 104, and the lower surface is formed with a first electrode.
  • the connecting part 1031 and the second electrical connecting part 1032 , the first electrical connecting part 1031 is arranged next to the right end of the ultrasonic atomizing sheet 103
  • the second electrical connecting part 1032 is arranged next to the left end of the ultrasonic atomizing sheet 103 .
  • first electrode 107 is exposed on the bottom cover 106, and the other end is in contact with the first electrical connection part 1031 to form an electrical connection; one end of the second electrode 108 is exposed on the bottom cover 106, and the other end is in contact with the first electrical connection part 1031;
  • the two electrical connection parts 1032 are kept in contact to form an electrical connection; one end of the exposed electrode on the bottom cover 106 is electrically connected to an electrical contact (not shown) on the power supply assembly 20 .
  • the first electrode 107 and the second electrode 108 simultaneously support the lower surface of the ultrasonic atomizing sheet 103 to keep the ultrasonic atomizing sheet 103 in the receiving cavity 1023 .
  • the abutment of the part 1024 and the support of the electrodes are beneficial to keep the ultrasonic atomizing sheet 103 in the accommodation cavity 1023 .
  • first electrical connection part 1031 and the second electrical connection part 1032 are disposed on different surfaces.
  • first electrical connection part 1031 is arranged on the lower surface of the ultrasonic atomizing sheet 103
  • second electrical connection part 1032 is arranged on the upper surface of the ultrasonic atomizing sheet 103
  • the second electrical connection part 1032 can also be arranged along the side The wall extends to the lower surface to be disposed on the same surface as the first electrical connection part 1031 .
  • the liquid guiding element 104 is made of flexible strip or rod-shaped fiber material, such as cotton fiber, non-woven fabric fiber, sponge body and the like.
  • the liquid guiding element 105 is made of elastic organic porous material, which exhibits moderate flexibility and rigidity.
  • the fluid guiding element 105 has a modulus of elasticity or stiffness that is smaller than that of the body 101 or the material defining the reservoir A, and greater than that of the fluid guiding element 104 .
  • it is hard artificial cotton having a Shore hardness of 20 to 70A.
  • the liquid guiding element 105 is rigid rayon made of oriented polyester fibers, or rigid rayon or artificial foam made of filamentary polyurethane.
  • Fig. 18 shows a schematic structural view of an elastic seal 102a in another embodiment; the difference from the elastic seal 102a illustrated in Fig.
  • the hole 102a82 and the through hole 102a82 extend longitudinally from the downstream end 102a2 to the receiving cavity 102a4 and are physically separated from the liquid channel 102a5. In this way, the air entering the atomization chamber can flow into the liquid storage chamber A through the airflow groove 102a81 and the through hole 102a82, thereby relieving the negative pressure in the liquid storage chamber A.
  • the air pressure balance channel is not limited to the two situations shown in Fig. 9 and Fig. 18 .
  • the air pressure balance channel can also extend from the downstream end 102a2 to the groove 102a7 or the aerosol channel 102a6, which can be slotted or provided with a through hole; the air pressure balance channel can also be partially arranged between the elastic seal 102a and the main body 101a between.

Landscapes

  • Special Spraying Apparatus (AREA)

Abstract

Un atomiseur et un dispositif d'atomisation électronique sont divulgués dans la présente demande. L'atomiseur comprend un boîtier, le boîtier étant pourvu intérieurement : d'une cavité de stockage de liquide destinée à stocker un substrat liquide ; d'un élément d'étanchéité élastique qui définit au moins partiellement la cavité de stockage de liquide, l'élément d'étanchéité élastique étant pourvu d'une cavité de réception et une extrémité de l'élément d'étanchéité élastique étant pourvue d'une ouverture en communication avec la cavité de réception ; et d'un ensemble atomisation destiné à atomiser le substrat liquide pour générer un aérosol, l'ensemble atomisation pouvant être logé dans la cavité de réception par l'intermédiaire de l'ouverture, et une partie de la surface extérieure de l'ensemble atomisation étant espacée d'une surface d'une paroi intérieure de l'élément d'étanchéité élastique, de façon à former un passage d'écoulement d'air. Selon l'atomiseur ci-dessus, l'élément d'étanchéité élastique est pourvu de la cavité de réception destinée à recevoir l'ensemble atomisation, et une paroi latérale de l'ensemble atomisation est espacée de la paroi intérieure de l'élément d'étanchéité élastique, de façon à former le passage d'écoulement d'air, ce qui simplifie la conception de la structure dans l'atomiseur et réduit les coûts de l'atomiseur.
PCT/CN2023/072126 2022-01-13 2023-01-13 Atomiseur et dispositif d'atomisation électronique Ceased WO2023134749A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US18/728,763 US20250057223A1 (en) 2022-01-13 2023-01-13 Atomizer and electronic atomization device
KR1020247027019A KR20240132370A (ko) 2022-01-13 2023-01-13 무화기 및 전자 무화 장치
CA3247343A CA3247343A1 (fr) 2022-01-13 2023-01-13 Atomiseur et dispositif d’atomisation électronique
EP23740090.8A EP4464179A4 (fr) 2022-01-13 2023-01-13 Atomiseur et dispositif d'atomisation électronique

Applications Claiming Priority (4)

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CN202210034964.2A CN116473278A (zh) 2022-01-13 2022-01-13 超声雾化器以及超声雾化装置
CN202210034964.2 2022-01-13
CN202210056122.7A CN116473287A (zh) 2022-01-13 2022-01-18 雾化器以及电子雾化装置
CN202210056122.7 2022-01-18

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CA (1) CA3247343A1 (fr)
WO (1) WO2023134749A1 (fr)

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EP4537688A1 (fr) * 2023-09-27 2025-04-16 Shenzhen Smoore Technology Limited Dispositif d'atomisation électronique et atomiseur
WO2025087101A1 (fr) * 2023-10-26 2025-05-01 深圳市合元科技有限公司 Atomiseur et dispositif d'atomisation électronique
EP4467021A4 (fr) * 2022-03-23 2025-05-21 Shenzhen First Union Technology Co., Ltd. Atomiseur et dispositif d'atomisation électronique

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EP4537688A1 (fr) * 2023-09-27 2025-04-16 Shenzhen Smoore Technology Limited Dispositif d'atomisation électronique et atomiseur
WO2025087101A1 (fr) * 2023-10-26 2025-05-01 深圳市合元科技有限公司 Atomiseur et dispositif d'atomisation électronique

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CN116473278A (zh) 2023-07-25
EP4464179A4 (fr) 2025-05-07
CA3247343A1 (fr) 2025-07-10
EP4464179A1 (fr) 2024-11-20
KR20240132370A (ko) 2024-09-03
US20250057223A1 (en) 2025-02-20

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