WO2023035168A1 - Ensemble d'atomisation et appareil d'atomisation - Google Patents

Ensemble d'atomisation et appareil d'atomisation Download PDF

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Publication number
WO2023035168A1
WO2023035168A1 PCT/CN2021/117343 CN2021117343W WO2023035168A1 WO 2023035168 A1 WO2023035168 A1 WO 2023035168A1 CN 2021117343 W CN2021117343 W CN 2021117343W WO 2023035168 A1 WO2023035168 A1 WO 2023035168A1
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WO
WIPO (PCT)
Prior art keywords
inlet pipe
liquid inlet
inner liquid
channel
ventilation
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Application number
PCT/CN2021/117343
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English (en)
Chinese (zh)
Inventor
雷桂林
龚博学
姜茹
杨豪
Original Assignee
深圳麦克韦尔科技有限公司
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Priority to PCT/CN2021/117343 priority Critical patent/WO2023035168A1/fr
Publication of WO2023035168A1 publication Critical patent/WO2023035168A1/fr

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    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts

Definitions

  • the present application relates to the technical field of atomization, and more specifically, to an atomization component and an atomization device.
  • Aerosol is a colloidal dispersion system formed by dispersing small solid or liquid particles and suspending them in a gaseous medium. Since aerosols can be absorbed by the human body through the respiratory system, aerosol substrates such as medical liquids can be heated to produce aerosols Nebulization devices of the company are used in different fields such as medical treatment to deliver an inhalable aerosol to the user.
  • the aerosol matrix is usually stored in the liquid storage bin.
  • the aerosol matrix is absorbed and consumed by the matrix, and negative pressure will gradually be generated in the liquid storage bin to affect the The speed of supplying liquid to the atomizing core produces the phenomenon of poor liquid flow, which makes the atomizing core cause dry burning because the liquid consumption rate is faster than the supply rate.
  • the air exchange channel is usually formed by using the pores of the matrix in the atomizing core and the assembly gap of the atomizing device.
  • the outside air will enter the liquid storage tank through the ventilation channel and fill the space vacated by the consumed liquid, so as to prevent the liquid storage tank from being blocked due to negative pressure and Dry burning phenomenon.
  • the size of the ventilation channel formed by the pores of the substrate and the assembly gap of the atomization device is greatly affected by the size tolerance of the parts, the assembly tolerance and the compression of the substrate, and the size of the cross-sectional area of the ventilation channel is stable.
  • the stability is low, resulting in poor consistency of the ventilation pressure of the atomization device.
  • the air exchange channel is too narrow and the air exchange pressure is too high, the gas cannot enter the liquid storage chamber in time to balance the air pressure, resulting in dry burning of the atomizer.
  • the present application discloses an atomization assembly and an atomization device.
  • a first ventilation channel With a fixed size, a stable ventilation pressure can be formed, and the ventilation process of the atomization device has a higher efficiency. consistency.
  • An atomization component comprising:
  • liquid storage housing with a liquid storage bin
  • the inner liquid inlet pipe is accommodated in the liquid storage bin, and the inner liquid inlet pipe includes an air inlet passage, an atomizing core storage cavity and an air outlet passage connected to each other; the air inlet passage and the air outlet passage are respectively connected to the external air communication to the atomizing assembly; and
  • the atomizing core is accommodated in the atomizing core housing cavity; the inner wall of the atomizing core forms an atomizing cavity, and the atomizing cavity communicates with the air inlet channel and the air outlet channel;
  • a first ventilation channel is defined between the inner wall of the inner liquid inlet pipe and the atomization core, and the first ventilation channel communicates with the air intake channel and the liquid storage bin, and/or the The first air exchange channel communicates with the air outlet channel and the liquid storage chamber.
  • the inner liquid inlet pipe includes an inner liquid inlet pipe top wall, an inner liquid inlet pipe bottom wall, and an inner liquid inlet pipe connected to the inner liquid inlet pipe top wall and the inner liquid inlet pipe bottom wall.
  • the side wall of the pipe, the air inlet channel is opened on the bottom wall of the inner liquid inlet pipe, the air outlet channel is opened on the top wall of the inner liquid inlet pipe, and the diameter of the air outlet channel or the inlet channel is smaller than the The diameter of the housing cavity of the atomizing core;
  • the atomizing core is located between the top wall of the inner liquid inlet pipe and the bottom wall of the inner liquid inlet pipe, and the atomizing core is connected to the top wall of the inner liquid inlet pipe and/or the inner liquid inlet pipe.
  • the bottom wall of the tube is arranged at intervals to define and form the first ventilation channel.
  • the surface of the atomizing core facing the top wall of the inner liquid inlet pipe and/or the bottom wall of the inner liquid inlet pipe is provided with an inwardly recessed groove, and the groove of the groove
  • the wall is jointly defined with the top wall of the inner liquid inlet pipe and/or the bottom wall of the inner liquid inlet pipe to form the first ventilation channel.
  • the top wall of the inner liquid inlet pipe and/or the bottom wall of the inner liquid inlet pipe is provided with a ventilation groove on a side surface facing the accommodating chamber of the atomizing core.
  • the inner liquid inlet pipe is provided with an inner liquid inlet pipe ventilation hole, and the inner liquid inlet pipe ventilation hole communicates with the first ventilation channel and the liquid storage bin.
  • one end of the air exchange hole of the inner liquid inlet pipe communicates with the first air exchange channel, and the other end of the air exchange hole of the inner liquid inlet pipe runs through the inner liquid inlet pipe along the radial direction. to the outer surface of the inner inlet tube.
  • the air exchange hole of the inner liquid inlet pipe includes a first air exchange section and a second air exchange section, and the first air exchange section starts from the top wall of the inner liquid inlet pipe or the inner liquid inlet
  • the bottom wall of the tube extends toward the side surface of the atomizing core accommodation chamber to the top wall of the inner liquid inlet pipe or the side surface of the inner liquid inlet pipe bottom wall facing away from the atomizing core accommodation chamber, the first The second air exchange section is set on the top wall of the inner liquid inlet pipe or the bottom wall of the inner liquid inlet pipe on the side surface away from the atomizing core accommodation cavity, and one end of the second air exchange section is connected to the first air exchange section.
  • the other end of the second ventilation section communicates with the top wall of the inner liquid inlet pipe or the outer edge of the bottom wall of the inner liquid inlet pipe.
  • the atomization assembly further includes an outer liquid inlet pipe, the outer liquid inlet pipe is accommodated in the liquid storage bin and sleeved outside the inner liquid inlet pipe, and the inner liquid inlet pipe A second air exchange channel communicating with the first air exchange channel and the liquid storage bin is formed between the external liquid inlet pipe.
  • the outer liquid inlet pipe is protruded with a limiting rib extending along the axial direction of the inner liquid inlet pipe and surrounding the outside of the inner liquid inlet pipe, and the second ventilation channel is formed at Between the limiting rib and the outer circular surface of the side wall of the inner liquid inlet pipe.
  • the atomizing core includes a heating element and a cylindrical base, and the heating element is wound around the base outside the base;
  • the matrix is a porous structure
  • the substrate is porous ceramic or fiber wool.
  • An atomization device comprising the above-mentioned atomization assembly.
  • the present application discloses an atomization assembly and an atomization device.
  • the air outlet channel of the inner liquid inlet pipe The gas enters the liquid storage tank through the first ventilation channel and the ventilation hole of the inner liquid inlet pipe to fill the space vacated by the consumption of the aerosol matrix, thereby balancing the air pressure of the liquid storage tank and the outside atmosphere, and solving the problem caused by gas
  • the supply of sol matrix compensates for the problem of dry burning of the atomizing core.
  • the size of the first ventilation channel and the ventilation hole of the inner liquid inlet pipe in this application is fixed, thus forming a stable
  • the air exchange pressure makes the air exchange process of the atomization device more consistent.
  • Figure 1 is a cross-sectional view of the atomization assembly in the first embodiment provided by the present application
  • Fig. 2 is a cross-sectional view from another angle of the atomization assembly shown in Fig. 1;
  • Fig. 3 is a partial enlarged view of A of the atomization assembly shown in Fig. 1;
  • Fig. 4 is a partially enlarged view of part B of the atomization assembly shown in Fig. 2;
  • Fig. 5 is a schematic structural view of the liquid inlet pipe of the atomization assembly shown in Fig. 1;
  • Fig. 6 is a cross-sectional view of the atomization assembly in the second embodiment provided by the present application.
  • Fig. 7 is a cross-sectional view from another angle of the atomization assembly shown in Fig. 6;
  • Fig. 8 is a partial enlarged view of C of the atomization assembly shown in Fig. 6;
  • Fig. 9 is a partial enlarged view at D of the atomization assembly shown in Fig. 7;
  • Fig. 10 is a schematic structural view of the liquid inlet pipe of the atomization assembly shown in Fig. 6;
  • Fig. 11 is a cross-sectional view of the atomization assembly in the second embodiment provided by the present application.
  • Fig. 12 is a cross-sectional view from another angle of the atomization assembly shown in Fig. 11;
  • Fig. 13 is a partial enlarged view of C of the atomization assembly shown in Fig. 11;
  • Fig. 14 is a partial enlarged view at D of the atomization assembly shown in Fig. 12;
  • Atomization component 100. Atomization component; 10. Suction nozzle; 30. Liquid storage shell; 32. Liquid storage bin; 50. Inner liquid inlet pipe; 52. Top wall of inner liquid inlet pipe; 521. Air outlet channel; 523. Large top wall 5232, ventilation tank; 525, the small end of the top wall; 53, the atomizing core storage cavity; 54, the side wall of the inner liquid inlet pipe; 56, the ventilation hole of the inner liquid inlet pipe; 561, the first ventilation section; 563, the second ventilation section; 60, the external liquid inlet pipe; 61, the limit rib; 63, the second ventilation channel; 70, the atomizing core; 71, the atomizing chamber; 72, the atomizing core bracket; 74, base body; 76, heating element; 90, first ventilation channel.
  • first and second are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features.
  • the features defined as “first” and “second” may explicitly or implicitly include at least one of these features.
  • “plurality” means at least two, such as two, three, etc., unless otherwise specifically defined.
  • a first feature being "on” or “under” a second feature may mean that the first and second features are in direct contact, or that the first and second features are indirect through an intermediary. touch.
  • “above”, “above” and “above” the first feature on the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature.
  • “Below”, “beneath” and “beneath” the first feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is less horizontally than the second feature.
  • an embodiment of the present application provides an atomization device (not shown in the figure).
  • the atomization device includes a host and an atomization component 100 installed at one end of the host.
  • the host is used to supply power to the atomization assembly 100
  • the atomization assembly 100 is used to store and heat the aerosol base under the power of the host, so that the aerosol base produces aerosol for the user to inhale.
  • the atomization assembly 100 includes a suction nozzle 10, a liquid storage housing 30, an inner liquid inlet pipe 50, an outer liquid inlet pipe 60, and an atomizing core 70.
  • the suction nozzle 10 is connected to one end of the liquid storage housing 30, and the inner liquid inlet pipe 50 is assembled
  • the outer liquid inlet pipe 60 is assembled in the liquid storage case 30 and sleeved outside the inner liquid inlet pipe 50
  • the atomizing core 70 is assembled in the liquid storage case 30, and is located in the liquid storage case
  • the aerosol matrix entering the atomizing core 70 is heated by the main engine under the action of electrical energy to produce aerosol, and the aerosol is produced by the smoker.
  • the specific structure of the atomization assembly 100 is not limited, and can be set according to needs to meet different needs.
  • the liquid storage housing 30 is a hollow shell-like structure, and has a liquid storage chamber 32 for storing the aerosol matrix. It can be understood that the specific structure of the liquid storage housing 30 is not limited, and can be set according to needs to meet different requirements.
  • the inner liquid inlet pipe 50 is accommodated in the liquid storage bin 32 and communicated between the liquid storage bin 32 and the atomizing core 70 .
  • the inner liquid inlet pipe 50 is a hollow tubular structure, including an inner liquid inlet pipe top wall 52, an inner liquid inlet pipe bottom wall, and an inner inlet pipe connected between the inner liquid inlet pipe top wall 52 and the inner liquid inlet pipe bottom wall.
  • the liquid pipe side wall 54, the inner liquid inlet pipe side wall 54 is formed by extending from the edge of the inner liquid inlet pipe top wall 52 toward the same direction, and the inner liquid inlet pipe side wall 54 surrounds the inner liquid inlet pipe top wall 52 along the circumferential direction to be in line with the inner liquid inlet pipe top wall 52.
  • the side walls 54 of the liquid inlet pipe jointly define and form the atomizing core accommodation chamber 53, and the top wall 52 of the inner liquid inlet pipe penetrates through and opens an air outlet channel 521 communicating with the external air of the atomizing core accommodation chamber 53 and the atomization assembly 100, and the inner liquid inlet
  • the bottom wall is penetratingly provided with an air inlet passage connecting the atomizing core storage cavity and the external air 53 of the atomization assembly 100 , and the air outlet channel 521 , the air intake channel and the atomization core storage cavity 53 are arranged coaxially.
  • At least one liquid inlet hole is opened through the side wall 54 of the inner liquid inlet pipe, and the liquid inlet hole communicates with the liquid storage bin 32 and the atomizing core accommodation cavity 53, so the aerosol matrix in the liquid storage bin 32 can pass through the liquid inlet hole into the atomizing core housing cavity 53 .
  • the atomizing core 70 is accommodated in the inner liquid inlet pipe 50, and the atomizing core 70 is in the shape of a rotator (such as a cylinder) structure.
  • the central axis of the core 70 coincides with the central axis of the inner liquid inlet pipe 50 .
  • the atomizing core 70 includes an atomizing core support 72 , a base 74 and a heating element 76 .
  • the atomizing core support 72 is a hollow tubular structure, and the central axis of the atomizing core support 72 coincides with the central axis of the inner liquid inlet pipe 50 .
  • the matrix 74 is a porous structure formed of porous ceramics, fiber cotton and other materials.
  • the matrix 74 is inserted into the axial end of the atomizing core support 72, and the matrix 74 covers the outer periphery of the atomizing core support 72 along the circumferential direction to form a mist.
  • the heating chamber 71 and the heating element 76 are accommodated in the base body 74 and extend helically along the axial direction of the atomizing core support 72 .
  • the aerosol matrix entering the atomizing core accommodation cavity 53 from the liquid storage chamber 32 is absorbed by the base body 74, and the heating element 76 can heat the aerosol matrix in the base body 74 to generate aerosol, and the external airflow can enter the mist through the air intake channel.
  • the aerosol is carried out of the atomization assembly 100 through the air outlet channel 521 of the inner liquid inlet pipe 50 .
  • the aerosol matrix in the atomizing core housing chamber 53 is gradually consumed, causing a negative pressure to be generated in the atomizing core housing chamber 53, thereby affecting the pressure on the atomizing core 70.
  • the liquid supply speed is high, and then the atomization core 70 is dry-burned because the consumption rate of the aerosol matrix is greater than the supply rate.
  • the first ventilation channel 90 is defined between the inner wall of the inner liquid inlet pipe 50 and the atomizing core 70 .
  • the air exchange channel 90 communicates with the air outlet channel 521 , and/or the first air exchange channel 90 communicates with the intake channel and the liquid storage bin 32 .
  • the gas in the air outlet channel 521 or the air intake channel of the inner liquid inlet pipe 50 passes through the first ventilation channel 90 Enter the liquid storage bin 32 to fill the space vacated by the consumption of the aerosol matrix, thereby balancing the air pressure between the liquid storage bin 32 and the outside atmosphere, and solving the problem of dry burning of the atomizing core 70 caused by the supply compensation of the aerosol matrix .
  • the size of the first ventilation channel 90 in this application is fixed, so that a stable ventilation pressure can be formed, and the The ventilation process of the atomization device has high consistency.
  • one end surface of the base body 74 of the atomizing core 70 in the axial direction is spaced from the top wall 52 of the inner liquid inlet pipe or the bottom wall of the inner liquid inlet pipe so as to define and form the first ventilation channel 90, so that in the air intake channel The gas can enter the first ventilation channel 90 smoothly.
  • the installation position of the atomizing core 70 in the atomizing core receiving cavity 53 can be controlled to accurately control the size of the first ventilation channel 90 .
  • first ventilation channel 90 defined between the atomization core 70 and the top wall of the inner liquid inlet pipe 52 to communicate with the air outlet channel 521 as an example. It can be understood that, in some other embodiments, a first ventilation channel 90 is defined between the atomizing core 70 and the bottom wall of the inner liquid inlet tube to form a communication intake channel. In some other embodiments, air inlet passages are formed between the atomizing core 70 , the top wall 52 of the inner liquid inlet pipe, and the bottom wall of the inner liquid inlet pipe.
  • the atomizing core 70 is spaced from the top wall 52 of the inner liquid inlet pipe to define and form the first air exchange channel 90, so that the gas in the gas outlet channel 521 flows from the atomizing core 70 to the top wall of the inner liquid inlet pipe. 52 outflows.
  • the side surface of the atomizing core 70 facing the top wall 52 of the inner liquid inlet pipe is provided with an inwardly recessed groove, and the groove wall and the top wall 52 of the inner liquid inlet pipe are jointly defined to form a first A ventilation channel 90 .
  • the shape and position of the groove are not limited, and can be set as needed to meet different requirements.
  • the top wall 52 of the inner liquid inlet pipe is provided with an inwardly recessed ventilation groove 5232 (as shown in FIG. 9 ) on the side surface facing the atomizing core 70 .
  • the airflow can flow into the liquid storage chamber 32 through the ventilation groove 5232 .
  • the base body 74 cannot enter the ventilation slot 5232 , it is possible to prevent the first ventilation channel 90 from being compressed by the base body 74 and affecting the ventilation effect.
  • the air exchange groove 5232 extends along the radial direction of the inner liquid inlet pipe 50 , and the shape of the cross section of the air exchange groove 5232 perpendicular to the radial direction of the inner liquid inlet pipe 50 is a semicircle. It can be understood that the extending direction and cross-sectional shape of the air exchange groove 5232 are not limited thereto, and can be set according to needs to meet different requirements.
  • the inner liquid inlet pipe 50 is provided with an inner liquid inlet pipe ventilation hole 56 that communicates with the first ventilation channel 90 and the liquid storage bin 32, and the gas in the first ventilation channel 90 can pass through the inner liquid inlet tube.
  • the ventilation hole 56 enters the liquid storage bin 32 .
  • one end of the vent hole 56 of the inner liquid inlet pipe communicates with the first ventilating channel 90 , and the other end of the vent hole 56 of the inner liquid inlet pipe extends along the radial direction of the inner liquid inlet pipe 50 to the inner
  • the liquid inlet pipe 50 is away from the outer surface of the atomizing core housing chamber 53 .
  • the shape of the cross-section of the inner liquid inlet pipe ventilation hole 56 perpendicular to the radial direction of the inner liquid inlet pipe 50 is circular. It can be understood that the extension direction of the inner liquid inlet pipe ventilation hole 56 and the shape of the cross section perpendicular to the radial direction of the inner liquid inlet pipe 50 are not limited thereto, and can be set according to needs to meet different requirements.
  • the top wall 52 of the inner liquid inlet tube includes a large top wall end 523 and a small top wall end 525 .
  • the big end 523 of the top wall is connected between the side wall 54 of the inner liquid inlet pipe and the small end 525 of the top wall, and the outer diameter of the small end 525 of the top wall is smaller than the outer diameter of the big end 523 of the top wall, so that the big end 523 of the top wall is in contact with the small end 525 of the top wall.
  • the junction of the small end 525 of the wall forms a stepped surface surrounding the small end 525 of the top wall, and the diameter of the air outlet channel 521 is smaller than the diameter of the atomizing core accommodation cavity 53 .
  • the ventilation hole 56 of the inner liquid inlet pipe includes a first ventilation section 561 and a second ventilation section 563 .
  • the first ventilation section 561 extends from the top wall 52 of the inner liquid inlet pipe 52 toward the side surface of the atomizing core accommodation chamber 53 to the side surface of the top wall 523 of the inner liquid inlet pipe top wall 52 facing away from the atomization chamber 53 .
  • the second ventilation section 563 is set on the surface of the inner liquid inlet pipe top wall 52 facing away from the atomizing core housing cavity 53, one end of the second ventilation section 563 is connected to the first ventilation section 561, and the second ventilation section 563 The other end communicates with the outer edge of the top wall 52 of the inner liquid inlet pipe.
  • the first ventilation section 563 extends to the step surface surrounding the small end 525 of the top wall, and the second ventilation section 563 is located on the step surface surrounding the small end 525 of the top wall.
  • the first air exchange section 561 extends along the axial direction of the inner liquid inlet pipe 50 , and the cross section of the first air exchange section 561 perpendicular to the axial direction of the inner liquid inlet pipe 50 is circular.
  • the second air exchange section 563 extends along the radial direction of the inner liquid inlet pipe 50 , and the cross section of the second air exchange section 563 perpendicular to the radial direction of the inner liquid inlet pipe 50 is rectangular. It can be understood that the extension direction and cross-sectional shape of the first ventilation section 561 and the second ventilation section 563 are not limited, and can be set according to needs to meet different requirements.
  • the inner liquid inlet pipe 50 and the outer liquid inlet pipe 60 define a second air exchange channel communicating with the first air exchange channel 90 and the liquid storage chamber 32 .
  • the outer liquid inlet pipe 60 is protruded with a limiting rib 61 extending along the axial direction of the inner liquid inlet pipe 50 and surrounding the outside of the inner liquid inlet pipe 50.
  • the limiting rib 61 is connected to the side of the inner liquid inlet pipe.
  • a second ventilation channel 63 is defined between the outer circular surfaces of the walls 54 . Therefore, the gas discharged from the inner liquid inlet pipe vent hole 56 of the inner liquid inlet pipe 50 enters the liquid storage chamber 32 through the second ventilating channel 63 .
  • the size and length of the first ventilation passage 90, the ventilation hole 56 of the inner liquid inlet pipe and the second ventilation passage 63 are set according to the dimensions of the inner liquid inlet pipe 50 and the like, as long as the first ventilation It is sufficient that the ventilation pressures of the channel 90 , the ventilation hole 56 of the inner liquid inlet pipe and the second ventilation channel 63 reach a preset value.
  • the ventilation pressure is the pressure that needs to be overcome when the outside gas enters the liquid storage chamber 32 through the first ventilation channel 90, the inner liquid inlet pipe ventilation hole 56 and the second ventilation channel 63.
  • the external air can enter the liquid storage chamber through the first ventilation channel 90, the inner liquid inlet pipe ventilation hole 56 and the second ventilation channel 63 32 in.
  • the air exchange hole 56 of the inner liquid inlet pipe includes a first air exchange section 561 and a second air exchange section 563.
  • the first air exchange section 561 extends from the top wall 52 of the inner liquid inlet pipe toward one side surface of the atomizing core housing cavity 53 to The big end 523 of the top wall 52 of the inner liquid inlet pipe is away from the side surface of the atomizing core accommodation chamber 53 .
  • the second air exchange section 563 is set on the outer surface of the top wall big end 523 surrounding the top wall small end 525, one end of the second air exchange section 563 is connected to the first air exchange section 561, and the other end of the second air exchange section 563 is connected to the inner wall.
  • the ventilation pressure of the atomization assembly 100 of the first embodiment can be calculated to be 1074 to 1154 Pa, so that a good ventilation effect can be achieved.
  • the atomization assembly 100 of the second embodiment of the present application there is a gap between one end surface of the atomization core 70 in the axial direction and the top wall 52 of the inner liquid inlet pipe to form a first exchange.
  • the air passage 90, and the top wall 52 of the inner liquid inlet pipe is provided with an inwardly recessed air exchange groove 5232 on a side surface facing the atomizing core 70.
  • One end of the inner liquid inlet pipe ventilation hole 56 is connected to the first ventilation channel 90, and the other end of the inner liquid inlet pipe ventilation hole 56 extends along the radial direction of the inner liquid inlet pipe 50 until the inner liquid inlet pipe 50 is away from the atomizing core.
  • the outer surface of the receiving cavity 53 is .
  • the ventilation pressure of the atomization assembly 100 of the second embodiment can be calculated from 964 to 1034Pa.
  • the inner liquid inlet pipe ventilation hole 56 has a diameter of 0.2mm-0.5mm round hole.
  • the high consistency of the ventilation pressure avoids the influence of the ventilation pressure due to the assembly tolerance and the compression of the base 74, improves the ventilation performance of the atomization device, and effectively avoids the risks of liquid leakage and dry burning.

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Abstract

L'invention concerne un ensemble d'atomisation (100) et un appareil d'atomisation. L'ensemble d'atomisation (100) est pourvu d'un boîtier de stockage de liquide (30) comprenant un réservoir de stockage de liquide (32) ; un tube d'entrée de liquide interne (50), logé dans le réservoir de stockage de liquide (32), le tube d'entrée de liquide interne (50) comprenant un canal d'entrée d'air, une cavité de réception de noyau d'atomisation (53), et un canal de sortie d'air (521) qui sont en communication les uns avec les autres, le canal d'entrée d'air et le canal de sortie d'air (521) chacun étant en communication avec l'air à l'extérieur de l'ensemble d'atomisation (100) ; et un noyau d'atomisation (70), logé dans la cavité de réception de noyau d'atomisation (53). Une paroi interne du noyau d'atomisation (70) forme une cavité d'atomisation (71), la cavité d'atomisation (71) étant en communication avec le canal d'entrée d'air et le canal de sortie d'air (521). Un premier canal d'échange d'air (90) est défini entre une paroi interne du tuyau d'entrée de liquide interne (50) et le noyau d'atomisation (70), le premier canal d'échange d'air (90) étant en communication avec le canal d'entrée d'air et le réservoir de stockage de liquide (32), et/ou le premier canal d'échange d'air (90) étant en communication avec le canal de sortie d'air (521) et le réservoir de stockage de liquide (32). Les tailles de trous d'échange d'air du premier canal d'échange d'air (90) et du tuyau d'entrée de liquide interne (50) sont fixées, de telle sorte qu'une pression d'échange d'air stable peut se former.
PCT/CN2021/117343 2021-09-09 2021-09-09 Ensemble d'atomisation et appareil d'atomisation WO2023035168A1 (fr)

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