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WO2023151626A1 - Atomiseur, appareil d'atomisation électronique et élément d'étanchéité pour appareil d'atomisation électronique - Google Patents

Atomiseur, appareil d'atomisation électronique et élément d'étanchéité pour appareil d'atomisation électronique Download PDF

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Publication number
WO2023151626A1
WO2023151626A1 PCT/CN2023/075236 CN2023075236W WO2023151626A1 WO 2023151626 A1 WO2023151626 A1 WO 2023151626A1 CN 2023075236 W CN2023075236 W CN 2023075236W WO 2023151626 A1 WO2023151626 A1 WO 2023151626A1
Authority
WO
WIPO (PCT)
Prior art keywords
cavity
opening
bracket
atomizer
liquid
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/CN2023/075236
Other languages
English (en)
Chinese (zh)
Inventor
李富毅
鲁林海
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
Application filed by Shenzhen FirstUnion Technology Co Ltd filed Critical Shenzhen FirstUnion Technology Co Ltd
Priority to US18/837,943 priority Critical patent/US20250134174A1/en
Priority to EP23752406.1A priority patent/EP4458184A4/fr
Publication of WO2023151626A1 publication Critical patent/WO2023151626A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • A24F40/48—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
    • A24F40/10—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
    • A24F40/42—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
    • A24F40/40—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
    • A24F40/50—Control or monitoring
    • A24F40/51—Arrangement of sensors
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/90—Arrangements or methods specially adapted for charging batteries thereof
    • A24F40/95—Arrangements or methods specially adapted for charging batteries thereof structurally associated with cases

Definitions

  • the embodiments of the present application relate to the technical field of electronic atomization, and in particular to an atomizer, an electronic atomization device, and a sealing element for the 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 liquid that is heated to vaporize it, producing an inhalable aerosol. The liquid may contain nicotine and/or flavorants and/or aerosol generating substances (eg glycerin).
  • the known electronic atomization device includes a porous ceramic body for absorbing and maintaining the liquid, and a support for supporting the porous ceramic body; provide a seal between them.
  • an atomizer including a housing; inside the housing are:
  • a liquid storage cavity used for storing liquid matrix
  • the bracket has a first cavity; the atomization component is accommodated in the first cavity;
  • a flexible sealing member comprising a peripheral sidewall; said peripheral sidewall being disposed between said bracket and housing and at least partially surrounding said bracket to provide a seal between said bracket and housing; said The sealing element also includes a sealing portion extending into the first cavity; the sealing portion is arranged to be at least partially located between the inner surface of the first cavity and the atomization assembly, so that the first cavity A seal is provided between the inner surface of the chamber and the atomizing assembly.
  • the bracket further defines a liquid channel; the atomization component is in fluid communication with the liquid storage cavity through the liquid channel, and then receives the liquid matrix of the liquid storage cavity;
  • the liquid channel has a liquid outlet port located on the inner surface of the first cavity, and the sealing part is arranged around the liquid outlet port.
  • the sealing portion is configured to be annular.
  • the atomization assembly includes:
  • porous body having a first surface and a second surface; wherein the first surface is configured to be in fluid communication with the liquid storage cavity to receive a liquid matrix;
  • a heating element coupled to the second surface to heat the liquid matrix to generate an aerosol
  • the seal is arranged between the first surface and the inner surface of the first cavity.
  • the seal does not surround a portion of the porous body in a circumferential direction of the porous body.
  • the porous body includes a first porous portion and a second porous portion sequentially arranged along the longitudinal direction of the stent; the cross-sectional area of the second porous portion is smaller than that of the first porous portion the cross-sectional area of the part;
  • the first surface is formed on the first porous portion, and the second surface is formed on the second porous portion.
  • the first porous portion abuts the inner surface of the first cavity; the second porous portion is substantially free of contact with the inner surface of the first cavity.
  • the first cavity includes a first portion and a second portion sequentially arranged along the longitudinal direction of the stent; the cross-sectional area of the first portion is smaller than that of the second portion;
  • the first porous portion is received in the first portion
  • the second porous portion is accommodated in the second portion.
  • the support has a transverse direction perpendicular to the longitudinal direction; the support is provided with a first opening located on one side of the transverse direction, and the atomizing assembly can be received through the first opening in or removed from the first cavity.
  • the above "transverse direction" perpendicular to the longitudinal direction may be the width direction perpendicular to the longitudinal direction; or, in still other implementations, the “transverse direction” is perpendicular to both the longitudinal direction and the width direction thickness direction.
  • the width of the first opening is greater than the length of the atomizing assembly.
  • the bracket is provided with a second opening located on the other side of the transverse direction; the atomization assembly is partially exposed through the second opening, and the width of the second opening is smaller than that of the first opening. The width of an opening.
  • the sealing portion of the sealing element protrudes into the first cavity through the first opening.
  • the sealing element further includes at least one connecting arm located between the peripheral side wall and the sealing part; the sealing part is connected to the peripheral side wall through the at least one connecting arm; the at least one The connecting arm is bendable.
  • the at least one connecting arm is disposed proximate to the first opening.
  • the first cavity includes a first part and a second part arranged in sequence along the longitudinal direction of the bracket; the cross-sectional area of the first part is smaller than that of the second part; the atomization assembly is at least a portion is accommodated and retained in said first portion;
  • the bracket has a transverse direction perpendicular to the longitudinal direction; the bracket is provided with a first opening located on one side of the transverse direction; the first opening includes a first section whose width is greater than or equal to the The length of the atomization assembly; the atomization assembly can be received in the first cavity along the transverse direction through the first section;
  • the first section is relatively offset from the first portion along the longitudinal direction of the bracket.
  • the first opening further includes a second section opposite to the first part along the longitudinal direction of the bracket; the width of the second section is smaller than the length of the atomizing assembly, so as to prevent The atomizing assembly enters the first portion laterally through the second section.
  • the first cavity includes a first portion and a second portion sequentially arranged along the longitudinal direction of the stent, and the cross-sectional area of the first portion is smaller than that of the second portion;
  • the support has a transverse direction perpendicular to the longitudinal direction, the support has a first opening opened along the transverse direction; the atomization assembly can be received in the second part transversely through the first opening, and Movement at least partially from the second portion into the first portion forms a stop.
  • it also includes:
  • the air channel is used to provide a flow path for air to enter the liquid storage chamber from the first cavity.
  • the bracket is provided with ventilation holes
  • the sealing element further includes a columnar portion extending at least partially within the vent hole, and the air channel is defined between an outer surface of the columnar portion and an inner surface of the vent hole.
  • the sealing element further includes an end wall, on which a liquid guide hole is provided; the end wall is configured to seal the liquid storage chamber so that the liquid matrix can basically only pass through the guide hole; Liquid hole leaves;
  • the cylindrical portion extends from the end wall into the vent hole.
  • an escape hole adjacent to the columnar portion is further provided on the end wall, so that the air in the air passage can enter the liquid storage chamber through the escape hole.
  • the avoidance holes are curved arcs.
  • the avoidance hole has an area smaller than that of the liquid guiding hole.
  • a third opening opposite to the first opening is provided on the peripheral sidewall; a width of the third opening is greater than or equal to a width of the first opening.
  • the stent also has:
  • the second cavity is in fluid communication with the first cavity to receive and retain the aerosol in the first cavity condensate.
  • Another embodiment of the present application also proposes an electronic atomization device, including an atomizer for atomizing a liquid matrix to generate an aerosol, and a power supply mechanism for powering the atomizer; the atomizer includes the above-mentioned atomizer.
  • sealing element for an electronic atomization device, the sealing element is flexible; the sealing element has a longitudinal direction and a transverse direction perpendicular to the longitudinal direction, the sealing Components include:
  • peripheral sidewall configured to extend along said longitudinal direction, said peripheral sidewall having a third opening opened along said transverse direction;
  • the sealing element also includes a sealing portion connected to the peripheral side wall, and the sealing portion is configured to selectively protrude into the space enclosed by the peripheral side wall through the third opening or from out of the space.
  • the peripheral sidewall is further provided with the third opening along the lateral direction. Opposite to the fourth opening, the width of the third opening is greater than the width of the fourth opening.
  • the sealing portion extending from the peripheral side wall of the sealing element provides a seal between the bracket and the atomization assembly.
  • Fig. 1 is a schematic diagram of an electronic atomization device provided by an embodiment
  • Figure 2 is a schematic diagram of an embodiment of the atomizer in Figure 1;
  • Fig. 3 is an exploded schematic view of the atomizer in Fig. 2 from a perspective;
  • Fig. 4 is an exploded schematic diagram of another viewing angle of the atomizer in Fig. 2;
  • Fig. 5 is a schematic cross-sectional view of the atomizer in Fig. 2 from a perspective;
  • Fig. 6 is a schematic diagram of another perspective of the atomization assembly in Fig. 5;
  • Fig. 7 is a schematic diagram of another angle of view of the bracket in Fig. 3;
  • Fig. 8 is a schematic diagram of another angle of view of the bracket in Fig. 7;
  • Fig. 9 is a schematic diagram of another viewing angle of the sealing element in Fig. 3;
  • Fig. 10 is a schematic diagram of another viewing angle of the sealing element in Fig. 9;
  • Fig. 11 is a schematic cross-sectional view of another viewing angle of the sealing element in Fig. 9;
  • Fig. 12 is a schematic diagram before assembly of the sealing element and the bracket in Fig. 3;
  • Fig. 13 is a schematic diagram of an assembly state of the sealing element and the bracket in Fig. 3;
  • Fig. 14 is a schematic diagram of another assembly state of the sealing element and the bracket in Fig. 13;
  • Figure 15 is a schematic diagram of assembling the atomization assembly into the bracket
  • Fig. 16 is a schematic diagram of assembling the atomization assembly into the bracket in another embodiment
  • Fig. 17 is a schematic diagram of the assembly of the atomization component and the bracket in Fig. 16;
  • Fig. 18 is a schematic diagram of some parts of an atomizer in another embodiment
  • Fig. 19 is a schematic diagram of assembling the atomization assembly into the bracket in Fig. 18;
  • Figure 20 is a schematic diagram of the atomization component moving to a fastening position in the bracket
  • Fig. 21 is an assembled schematic view of some parts of the atomizer in Fig. 18 .
  • sealing element 60, sealing element; 60a, sealing element; 60b, sealing element; 61, socket hole; 62, sealing part; 63, opening; 65, liquid guide hole; 66, opening; 67, columnar part; 610, end wall; 620, peripheral side wall; 622, annular middle hole; 641, sealing convex rib; 642, sealing convex rib;
  • the present application proposes an electronic atomization device, as shown in FIG. 1 , which includes an atomizer 100 that stores a liquid substrate and vaporizes it to generate an aerosol, and a power supply mechanism 200 that supplies power to the atomizer 100 .
  • the power supply mechanism 200 includes a receiving chamber 270 disposed at one end along the length direction for receiving and containing at least a part of the atomizer 100 , and at least partially exposed on the receiving chamber 270 .
  • the first electrical contact 230 on the surface of the cavity 270 is used to form an electrical connection with the atomizer 100 when at least a part of the atomizer 100 is received and accommodated in the power supply mechanism 200 to provide power to the atomizer 100 .
  • the atomizer 100 is provided with an atomization component for atomizing the liquid matrix to generate an aerosol.
  • the end of the atomizer 100 opposite to the power supply mechanism 200 along the length direction is provided with a second electrical contact 30 , and then when at least a part of the atomizer 100 is received in the receiving cavity 270 , the second electrical contact 30 passes through the contact with the first electrical contact.
  • the contacts 230 are in contact with each other to conduct electricity, and then the atomizing assembly is powered through the second electrical contact 30 .
  • a sealing member 260 is disposed inside the power supply mechanism 200 , and at least a part of the internal space of the power supply mechanism 200 is separated by the sealing member 260 to form the above receiving cavity 270 .
  • the sealing member 260 is configured to extend perpendicular to the length direction of the power supply mechanism 200, and is preferably made of a flexible material such as silica gel, so as to prevent the liquid matrix seeping from the atomizer 100 into the receiving cavity 270 from flowing into the power supply mechanism 200.
  • Device 220, sensor 250 and other components are examples of a flexible material such as silica gel
  • the power supply mechanism 200 also includes an electric core 210 away from the receiving cavity 270 along the length direction, for power supply; Current is conducted between the first electrical contacts 230 .
  • the power supply mechanism 200 is provided with a charging interface 240 at the other end away from the receiving cavity 270 for charging the battery cell 210 .
  • the power supply mechanism 200 includes a sensor 250 for sensing the suction airflow generated when the user sucks on the atomizer 100 , and then the controller 220 controls the battery cell 210 to output current to the atomizer 100 according to the detection signal of the sensor 250 .
  • Fig. 2 shows a schematic structural diagram of an embodiment of the atomizer 100 in Fig. 1, which includes:
  • the proximal end 110 is configured as one end for the user to inhale the aerosol, and a suction mouth A for the user to inhale is provided at the proximal end 110; and the distal end 120 is used as an end combined with the power supply mechanism 200 , and the distal end 120 of the main housing 10 is open, and the opening is used for installing various necessary functional components inside the main housing 10 .
  • the opening at the distal end 120 of the main housing 10 is closed at the distal end 120 by a rigid bracket 40 after assembly.
  • the second electrical contact 30 penetrates from the surface of the distal end 120 to the inside of the atomizer 100 , and at least part of it is exposed outside the atomizer 100 , Then, it can contact with the first electrical contact 230 to form electrical conduction.
  • the bracket 40 is also provided with an air intake channel 41 for allowing external air to enter the atomizer 100 during suction.
  • the interior of the main housing 10 is provided with a The liquid storage chamber 12, and the atomization assembly for sucking the liquid matrix from the liquid storage chamber 12 and heating the atomized liquid matrix.
  • the atomizing component generally includes a capillary liquid conduction element for absorbing liquid matrix, and a heating element combined with the liquid conduction element, and the heating element heats at least part of the liquid matrix of the liquid conduction element to generate an aerosol during power-on.
  • the liquid guiding element includes flexible fibers, such as cotton fibers, non-woven fabrics, glass fiber ropes, etc., or includes porous materials with a microporous structure, such as porous ceramics; the heating element can be printed, deposited , sintering or physical assembly, etc. combined on the liquid-guiding element, or wound on the liquid-guiding element.
  • the atomization assembly includes: a porous body 21 for absorbing and transferring liquid substrates, and a heating element 22 for heating and vaporizing the liquid substrate absorbed by the porous body 21 .
  • the main housing 10 is provided with an aerosol output pipe 11 arranged in the axial direction to define an aerosol output channel; in practice, the aerosol output pipe 11
  • the liquid storage chamber 12 is at least partially extended in the liquid storage chamber 12 and formed by the space between the outer wall of the aerosol output tube 11 and the inner wall of the main housing 10 .
  • the first end of the aerosol output tube 11 relative to the proximal end 110 communicates with the mouthpiece A, and the second end relative to the distal end 120 is air-connected to the atomizing surface 212 of the porous body 21, thereby vaporizing the heating element 22 to generate a liquid matrix
  • the released aerosol is transported to the mouth A of the mouthpiece for inhalation.
  • liquid storage chamber 12 bounded between the outer wall of the aerosol output tube 11 and the inner wall of the main housing 10 is closed at the end near the proximal end 110; is open so that the liquid matrix can exit only through the open end.
  • the shape of the porous body 21 is configured to be generally but not limited to block structure in the embodiment; according to the preferred design of this embodiment, the porous body 21 is Block-like shape and arranged substantially perpendicular to the longitudinal direction of the atomizer 100 . Furthermore, after assembly, the porous body 21 has a surface 211 and a surface 212 opposite to each other. In use, the surface 211 is in fluid communication with the liquid storage chamber 12, and then is used as a liquid absorption surface for absorbing the liquid substrate; the surface 212 is facing away from the liquid storage chamber 12, and is used as an atomization surface to set a heating element 22 Generate an aerosol with an atomized liquid base and release.
  • the length of the porous body 21 is about 8-15 mm, the width of the porous body 21 is about 4-8 mm, and the thickness of the porous body 21 is about 3-6 mm.
  • the porous body 21 has a porous part 213 and a porous part 214 extending between the surface 211 and the surface 212; and the surface 211 is bounded by the porous part 213; Porous portion 214 defines surface 212 .
  • the thickness L1 of the porous portion 213 is greater than the thickness L2 of the porous portion 214 ; the width L3 of the porous portion 213 is greater than the width L4 of the porous portion 214 .
  • the thickness L1 of the porous part 213 is approximately 2-4 mm, and the thickness L2 of the porous part 214 is approximately 1-2 mm.
  • the width dimension L3 of the porous portion 213 is approximately 4 ⁇ 8 mm, and the width dimension L4 of the porous portion 214 is approximately 3 ⁇ 6 mm.
  • the sidewalls along the width direction of the porous portion 213 are abutted against the support 40 to form a hold; while the sidewalls of the porous portion 214 and/or the surface 212 in the width direction are not in contact with the support 40 or kept at a distance Yes, it is advantageous to prevent heat transfer from the surface 212 and/or the heating element 22 to the support 40 .
  • the heating element 22 is formed on the surface 212 ; and after assembly, the second electrical contact 30 is electrically conductive against the heating element 22 to power the heating element 22 .
  • the bracket 40 of the atomizer 100 at least partially accommodates and holds the atomizer assembly.
  • the bracket 40 is made of rigid materials, such as plastic, ceramics, organic polymers, etc.; the bracket 40 is configured to extend substantially along the longitudinal direction of the atomizer 100, and the bracket 40 has an upper end and a lower end opposite to each other along the longitudinal direction. .
  • the upper end of the bracket 40 protrudes into the main casing 10 after assembly, and the lower end of the bracket 40 is flush with the distal end 120 of the main casing 10 after assembly. And after assembly, at least a surface of the lower end of the bracket 40 is exposed to the distal end 120 of the main housing 10 .
  • the bracket 40 has a connecting end 410 at the lower end, which is at least partially protruding relative to other parts of the bracket 40, and is connected to the main housing at the distal end 120 of the main housing 10 by the connecting end 410.
  • the body 10 is tightly connected.
  • the connecting end 410 is provided with a locking protrusion
  • the inner wall of the main housing 10 is provided with a locking groove close to the distal end 120 , and then are mated and connected with each other after assembly.
  • the connection end portion 410 extends perpendicularly to the longitudinal direction of the bracket 40 .
  • the bracket 40 further has a partition wall 420 and a partition wall 430 arranged at intervals along the longitudinal direction. Both the partition wall 420 and the partition wall 430 extend perpendicularly to the longitudinal direction of the bracket 40; in some implementations, the partition wall 420 and the partition wall 430 are thinner sheet or plate.
  • a cavity 440 is defined between the partition wall 420 and the partition wall 430 .
  • the atomizer assembly is housed and retained within cavity 440 .
  • the surface 212 of the porous body 21 used for atomization is adjacent to or facing the partition wall 430 , and a distance is maintained between the surface 212 and the partition wall 430 .
  • the atomization chamber 441 is formed by the part of the cavity 440 between the surface 212 and the partition wall 430, and the aerosol atomized by the surface 212 is released into the atomization chamber 441 and then transported into the atomization chamber 441. Out to the aerosol output pipe 11.
  • the partition wall 430 is provided with a contact hole 47; after assembly, the second electrical contact 30 passes through the contact hole 47 and abuts against the heating element 22 to form a conduction.
  • the contact hole 47 has an inner diameter of about 4-6 mm, and the second electrical contact 30 has an outer diameter of about 3 mm; then after assembly, there remains a gap or clearance between the second electrical contact 30 and the contact hole 47 .
  • a cavity 450 is defined between the partition wall 430 and the connecting end portion 410 .
  • the cavity 450 communicates with the cavity 440 /atomization chamber 441 through the gap or gap between the second electrical contact 30 and the contact hole 47 .
  • the aerosol condensate in the cavity 440/atomization chamber 441 seeps into the cavity 450 from the gap or gap between the second electrical contact 30 and the contact hole 47; It is used as a condensate collection chamber to collect and keep the aerosol condensate generated in the cavity 440 /atomization chamber 441 .
  • Both sides of the cavity 450 along the thickness direction of the bracket 40 are open, and are sealed after assembly to prevent the collected condensate from seeping out.
  • the bracket 40 is provided with an insertion hole 42 at the upper end for fitting the lower end of the aerosol output tube 11 into the insertion hole 42 during assembly.
  • the bracket 40 has a liquid channel 44 extending from the upper end to the partition wall 420 ; after assembly, the liquid channel 44 is at least partly opposite to and connected to the surface 212 of the porous body 21 along the longitudinal direction of the bracket 40 . Then the liquid matrix in the liquid storage cavity 12 can be transferred to the surface 212 of the porous body 21 through the liquid channel 44 , as shown by the arrow R1 in FIG. 4 and FIG. 5 .
  • At least one side of the bracket 40 along the thickness direction is provided with a window 43 ; the cavity 440 /atomization chamber 441 communicates with the insertion hole 42 through the window 43 .
  • the air intake channel 41 extends from the connecting end 410 to the partition wall 430 ; external air enters the atomization chamber 441 through the air intake channel 41 .
  • the intake passage 41 is at least partially surrounded by the tubular wall 411 located in the cavity 450 , as shown in FIG. 5 , and the intake passage 41 and the cavity 450 are isolated from each other.
  • the external air enters the atomization chamber 441 from the air intake channel 41, and carries the generated aerosol across or around After the porous body 21, the aerosol enters the aerosol output pipe 11 through the window 43 and is output.
  • the cavity 440 is formed with an opening 48 on one side in the thickness direction of the bracket 40 and an opening 49 on the other side.
  • the width dimension of the opening 48 d1 is basically adapted to the length of the porous body 21 ; the width d2 of the opening 49 is smaller than the length of the porous body 21 ; the width d1 of the opening 48 is greater than the width d2 of the opening 49 .
  • the atomizing component or porous body 21 is allowed to be assembled into or removed from the cavity 440 along the thickness direction through the opening 48; remove.
  • the width d1 of the opening 48 is approximately 8-15 mm; the width d2 of the opening 49 is 4-6 mm.
  • the atomizer 100 further includes a sealing element 60 at least partially surrounding the bracket 40 to provide a seal between the main casings 10 .
  • the sealing element 60 is made of flexible material, such as silicone, thermoplastic elastomer (TPE) or other elastic polymers.
  • TPE thermoplastic elastomer
  • the sealing element 60 surrounds the cylindrical shape of the bracket 40 ; and the extension length of the sealing element 60 is substantially the same as that of the bracket 40 , so that the sealing element 60 can substantially completely surround the bracket 40 in length.
  • the sealing element 60 includes:
  • the end wall 610 is arranged perpendicular to the longitudinal direction of the sealing element 60; after assembly, the end wall 610 is against the upper end of the bracket 40;
  • the peripheral side wall 620 is formed by extending from the end wall 610 , and is roughly in the shape of a ring to surround the bracket 40 .
  • the peripheral side wall 620 has a free end facing away from the end wall 610 , and the free end is open, through which the bracket 40 protrudes into the peripheral side wall 620 .
  • the end wall 610 of the sealing element 60 is provided with:
  • Insertion hole 61 in assembly, the insertion hole 61 is opposite to the insertion hole 42 of the bracket 40 .
  • the aerosol output tube 11 passes through the insertion hole 61 and the insertion hole 42 in sequence.
  • the sealing element 60 at least partially provides sealing between the aerosol output tube 11 and the insertion hole 42 of the bracket 40 .
  • the end wall 610 of the sealing element 60 is also provided with:
  • the liquid guide hole 65 is opposite to the port at the upper end of the liquid channel 44 of the bracket 40 during assembly; furthermore, the liquid matrix of the liquid storage cavity 12 flows into the liquid channel through the liquid guide hole 65 .
  • the peripheral side wall 620 of the sealing member 60 is located between the main housing 10 and the bracket 40 after assembly to provide a seal therebetween.
  • the peripheral side wall 620 of the sealing element 60 is provided with:
  • Sealing rib 641, close to end wall 610, and surrounds peripheral side wall 620; After assembly, sealing rib 641 provides sealing near the open end of liquid storage chamber 12, so that the liquid matrix in liquid storage chamber 12 can only substantially Leave the liquid storage cavity 12 through the liquid guide hole 65 .
  • the sealing bead 642 is close to the free end of the peripheral side wall 620 away from the end wall 610 and surrounds the peripheral side wall 620 .
  • the sealing rib 642 is supported by the connecting end 410 of the bracket 40 to A seal is provided near the distal end 12 of the main housing 10 .
  • the peripheral side wall 620 of the sealing element 60 is provided with:
  • the porous body 21 or the atomizing assembly can be received through the opening 66 into the holder 40 surrounded by the peripheral side wall 620 .
  • An opening 63 located on the other side in the thickness direction; after assembly, the opening 66 is opposite to the opening 49 of the bracket 40; the width dimension d4 of the opening 63 is smaller than the width dimension d3 of the opening 66; and the width dimension d4 of the opening 63 It is substantially equal to the width dimension d2 of the opening 49 of the bracket 40 .
  • the extension dimension of the opening 63 and/or the opening 66 along the longitudinal direction of the sealing element 60 is to cover the window 43 of the bracket 40; or the opening 63 and/or the opening 66 is at least partially along the thickness direction of the bracket 40 It is opposite to or coincides with the window 43 of the bracket 40 ; thus, it is beneficial to prevent the window 43 from being blocked or blocked from affecting the output of the aerosol from the window 43 .
  • the sealing element 60 is also provided with:
  • the seal portion 62 is configured in an annular shape; and, the seal portion 62 is a thinner shape having a smaller dimension in the axial direction.
  • the wall thickness d5 of the sealing portion 62 between the inner surface and the outer surface is about 2-4 mm; and the height d6 of the sealing portion 62 along the axial direction is about 3-5 mm.
  • the outer contour of the sealing portion 62 is the same rectangular shape as the surface 211 of the porous body 21; specifically, the length of the outer contour of the sealing portion 62 is substantially equal to the length of the surface 211 of the porous body 21, and the width of the outer contour of the sealing portion 62 It is substantially equal to the width of the surface 211 of the porous body 21 .
  • the sealing portion 62 is located between the surface 211 of the porous body 21 and the partition wall 420 to provide a seal therebetween.
  • the sealing portion 62 with the annular central hole 622 surrounds the port of the liquid channel 44 toward the porous body 21 /atomization assembly; thus, the liquid matrix flowing out of the liquid channel 44 can only flow to the surface 211 of the porous body 21 .
  • the sealing portion 62 is substantially parallel to the partition wall 420 and the surface 211 of the porous body 21 .
  • the sealing portion 62 is connected to the inner surface of the peripheral side wall 620 through a bendable connecting arm 621 . And, the sealing part 62 is only connected with the inner surface of the opening 66 side of the peripheral side wall 620 through the connecting arm 621, and is connected with the inner surface of the opening 63 of the peripheral side wall 620. Surfaces are not connected. Then the sealing portion 62 can turn or change around the bendable connecting arm 621 , and can protrude from the opening 66 to the outside of the sealing element 60 .
  • FIGS. 12 to 15 show schematic diagrams of the assembly process of the sealing element 60, the bracket 40 and the atomization assembly in one embodiment; specifically, the process includes:
  • the sealing part 62 of the sealing element 60 is pulled or bent so that it protrudes out of the sealing element 60 through the opening 66; then, as shown by the arrow P1 in FIG.
  • the free end of the side wall 620 is loaded into the sealing element 60 until the upper end of the bracket 40 abuts against the end wall 610 of the sealing element 60;
  • the sealing part 62 of the sealing element 60 is bent, so that it passes through the opening 66 and the opening 48 of the bracket 40 in sequence, and then extends into the cavity 440 of the bracket 40 and abuts against the bracket 40.
  • the partition wall 420 forms the assembled state of the sealing element 60 and the bracket 40 in FIG. 14 ;
  • the atomization assembly/porous body 21 is loaded into the cavity 440 of the bracket 40 through the opening 66 and the opening 48 in sequence, and leans against the sealing part 62; finally, the second The electrical contact 30 is inserted from the lower end of the bracket 40 and leans against the atomizing assembly to form a support.
  • the connecting arm 621 and the sealing part 62 made of flexible materials can be selectively pulled out from the sealing element 60 through the opening 66 or protruded from the sealing element 60 to the inside by operations such as pulling or bending. .
  • the sealing portion 62 surrounds the atomization assembly/porous body 21 from the circumferential direction of the atomization assembly/porous body 21 . After assembly, it is arranged between the atomization component/porous body 21 and the support 40 along the cross-sectional direction of the support 40 to provide a seal.
  • the width dimension of the opening 63 of the sealing element 60 is smaller than the opening 66 ; then the atomizing assembly/porous body 21 is prevented from being received into the sealing element 60 and/or the bracket 40 or removed from the opening 63 .
  • the extension length of the opening 63 of the sealing element 60 is the same as the extension length of the opening 66 .
  • the bracket 40 is also provided with a vent hole 45 near the upper end;
  • the groove 46 on the surface is in airflow communication with the atomization chamber 441 , and the upper end of the vent hole 45 faces the liquid storage chamber 12 .
  • the sealing element 60 also has a cylindrical portion 67 emerging from the end wall 610 .
  • the columnar portion 67 has a columnar shape; after assembly, the columnar portion 67 protrudes into the vent hole 45 from the upper end.
  • the vent hole 45 has an extended length of approximately 3-10 mm; the vent hole 45 has an inner diameter of 3-6 mm.
  • the columnar portion 67 has a length of about 3mm ⁇ 10mm, and an outer diameter of about 3 ⁇ 6mm in the length of the second section 820 extending in the longitudinal direction.
  • the inner surface of the vent hole 45 is provided with an axially extending groove 451 to maintain a gap or air gap therebetween after they are assembled. Therefore, the air in the atomization chamber 441 can enter the liquid storage chamber 12 through the gap or air gap between the groove 46, the vent hole 45 and the columnar part 67, as shown by the arrow R3 in FIG. 4 or FIG. In order to supplement air into the liquid storage chamber 12 to relieve the negative pressure of the liquid storage chamber 12.
  • the groove 451 has a width of about 0.5 mm and a depth of about 0.5 mm; the cross-sectional area of the air passage bounded by the groove 451 is less than 1 mm 2 to prevent the liquid matrix from leaking through the air passage.
  • the number of the grooves 451 may include a plurality, and the slots 451 are arranged at intervals in the circumferential direction. Or in still some alternative implementations, the groove 451 can also be provided on the outer surface of the columnar portion 67 .
  • the vent hole 45 and the columnar portion 67 of the sealing element 60 are all staggered from the liquid channel 44 .
  • the cylindrical portion 67 extends from the end wall 610 of the sealing element 60 .
  • the end wall 610 of the sealing element 60 defines a wall 671 of the liquid guide hole 65, from which the columnar portion 67 extends.
  • the sealing element 60 also has an escape hole 672 closer to the end than the liquid guide hole 65 in the width direction, so that the air entering through the gap or air gap between the vent hole 45 and the columnar portion 67 passes through the avoidance hole 672 into the liquid chamber 12.
  • the avoidance hole 672 is a curved arc.
  • the avoidance hole 672 is isolated from the liquid guide hole 65 ; and the cross-sectional area of the avoidance hole 672 is smaller than the area of the liquid guide hole 65 .
  • Fig. 16 and Fig. 17 show an exploded schematic view of the bracket 40a, the atomization assembly and the second electrical contact 30a of yet another variant embodiment before assembly.
  • the bracket 40a has an opening 48a located on one side of the width direction.
  • the atomization assembly/porous body 21a is inserted into the cavity 440a from the opening 48a along the width direction of the bracket 40a; and then the second electrical contact
  • the head 30a passes through the contact hole 47a and abuts against the atomizing assembly/heating element, which is the assembled state in FIG. 17 .
  • Fig. 18 to Fig. 21 show the assembly schematic diagrams of some parts of the atomizer 100 in yet another variation embodiment; in this implementation, the atomizer 100 includes:
  • the bracket 40b includes a partition wall 420b and a partition wall 430b; and, a cavity 440b defined between the partition wall 420b and the partition wall 430b; the cavity 440 includes a portion 441b close to the partition wall 420b and a portion 442b close to the partition wall 430b .
  • the width and/or volume of the portion 442b is greater than the width and/or volume of the portion 441b.
  • the bracket 40b has an opening 48b on one side along the thickness direction; the opening 48b includes a section 481b opposite to the portion 441b, and a section 482b opposite to the portion 442b.
  • Section 482b is wider than section 481b.
  • the width d11 of the section 481b is about 4-6mm; the width d12 of the section 482b is about 8-15mm; the length of the porous body 21b is about 8-15mm.
  • section 481b and section 482b of opening 48b are designed so that section 482b is configured to allow atomization assembly/porous body 21b to be received in part 442b along the thickness direction; and prevent atomization assembly/porous body 21b Removed from section 481b.
  • the steps include:
  • a sealing element 60b is disposed outside the bracket 40b.
  • the assembled sealing element 60b is used to provide a seal between the frame 40b and the frame of the main housing 10; the sealing element 70b is used to provide a seal between the frame 40b and the atomizing assembly/porous body 21b.
  • the atomization assembly/porous body 21b moves into the part 442b of the cavity 440b along the thickness direction of the support 40b through the section 482b of the opening 48b during the assembly process; then moves along the longitudinal direction of the support 40b to part 441b of cavity 440b.
  • the porous part 214b with the smaller cross-sectional area of the porous body 21b is located in the part 442b of the cavity 440b; Portion 213b is located within portion 441b of cavity 440b. And after assembly, the porous portion 213b is substantially against the inner surface of the portion 441b of the cavity 440b; the porous portion 214b has a distance from the portion 442b of the cavity 440b so as not to abut or contact. It is advantageous to prevent the heat generated by the heating element from being transferred to the bracket 40b.
  • the section 482b of the opening 48b and the portion 441b mainly used to accommodate and hold the cavity 440b are substantially staggered by a distance. Then, after assembly, the atomizing component/porous body 21b held in the portion 441b of the cavity 440b cannot be loosened or dropped out from the section 481b of the opening 48b, which is advantageous.
  • the extended length of the section 481b covers the window 43b of the bracket 40b for allowing the aerosol in the atomization chamber to enter the aerosol output pipe 11 from the window 43b.
  • the sealing element 70b for providing a seal between the atomizing assembly/porous body 21b and the support 40b is separate from the sealing element 60b.
  • the sealing element 70b and the atomization component/porous body 21b can be assembled on the bracket 40b earlier than the sealing element 60b.
  • both sides of the sealing element 60b along the thickness direction are provided with smaller openings 63b, that is, the width of the opening 63b is smaller than the width d12 of the section 482b of the opening 48b, and the width of the opening 63b is smaller than that of the atomization component/porous body 21b. length.
  • the opening 63b can prevent the atomization assembly/porous body 21b from being fitted into or removed from the inside of the sealing element 60b through the opening 63b.
  • the section 482b of the opening 48b of the bracket 40b is at least partially obscured or covered by the sealing element 60b. Then, the part of the atomization component/porous body 21b exposed in the section 482b of the opening 48b is finally blocked or covered by the sealing element 60b.

Landscapes

  • Special Spraying Apparatus (AREA)

Abstract

L'invention concerne un atomiseur (100), un appareil d'atomisation électronique et un élément d'étanchéité (60) pour l'appareil d'atomisation électronique. L'atomiseur (100) comprend : un boîtier principal (10) ; une cavité de stockage de liquide (12) pour stocker une matrice liquide ; un ensemble d'atomisation utilisé pour atomiser la matrice liquide pour générer un aérosol ; un support (40) ayant une première cavité ; et un élément d'étanchéité souple (60) comprenant une paroi latérale périphérique (620). La paroi latérale périphérique (620) est disposée entre le support (40) et le boîtier principal (10), et entoure au moins partiellement le support (40), de façon à assurer une étanchéité entre le support (40) et le boîtier principal (10). L'élément d'étanchéité (60) comprend en outre une partie d'étanchéité (62) s'étendant dans la première cavité. La partie d'étanchéité (62) est disposée entre la surface interne de la première cavité et l'ensemble d'atomisation, de façon à assurer une étanchéité entre la surface interne de la première cavité et l'ensemble d'atomisation. Dans l'atomiseur (100), une étanchéité est assurée entre le support (40) et l'ensemble d'atomisation au moyen de la partie d'étanchéité (62) s'étendant à partir de l'élément d'étanchéité (60).
PCT/CN2023/075236 2022-02-14 2023-02-09 Atomiseur, appareil d'atomisation électronique et élément d'étanchéité pour appareil d'atomisation électronique Ceased WO2023151626A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US18/837,943 US20250134174A1 (en) 2022-02-14 2023-02-09 Atomizer, electronic atomization apparatus, and sealing element for electronic atomization apparatus
EP23752406.1A EP4458184A4 (fr) 2022-02-14 2023-02-09 Atomiseur, appareil d'atomisation électronique et élément d'étanchéité pour appareil d'atomisation électronique

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Application Number Priority Date Filing Date Title
CN202210132264.7 2022-02-14
CN202210132264.7A CN116616499A (zh) 2022-02-14 2022-02-14 雾化器、电子雾化装置及用于电子雾化装置的密封元件

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WO2023151626A1 true WO2023151626A1 (fr) 2023-08-17

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PCT/CN2023/075236 Ceased WO2023151626A1 (fr) 2022-02-14 2023-02-09 Atomiseur, appareil d'atomisation électronique et élément d'étanchéité pour appareil d'atomisation électronique

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US (1) US20250134174A1 (fr)
EP (1) EP4458184A4 (fr)
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WO (1) WO2023151626A1 (fr)

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EP4458184A1 (fr) 2024-11-06
EP4458184A4 (fr) 2025-05-14
US20250134174A1 (en) 2025-05-01
CN116616499A (zh) 2023-08-22

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