WO2023065239A1 - Noyau d'atomisation, atomiseur et appareil d'atomisation électronique - Google Patents

Noyau d'atomisation, atomiseur et appareil d'atomisation électronique Download PDF

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Publication number
WO2023065239A1
WO2023065239A1 PCT/CN2021/125395 CN2021125395W WO2023065239A1 WO 2023065239 A1 WO2023065239 A1 WO 2023065239A1 CN 2021125395 W CN2021125395 W CN 2021125395W WO 2023065239 A1 WO2023065239 A1 WO 2023065239A1
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WIPO (PCT)
Prior art keywords
heating element
atomizing core
liquid
electrode lead
atomizing
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PCT/CN2021/125395
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English (en)
Chinese (zh)
Inventor
刘成川
杨豪
谢许山
雷桂林
汪新宇
Original Assignee
海南摩尔兄弟科技有限公司
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Priority to PCT/CN2021/125395 priority Critical patent/WO2023065239A1/fr
Publication of WO2023065239A1 publication Critical patent/WO2023065239A1/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
    • 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

Definitions

  • the invention relates to the technical field of electronic atomization devices, in particular to an atomization core, an atomizer and an electronic atomization device.
  • the atomizing core is a device used to heat and atomize the aerosol-generating substrate when energized to form an aerosol that can be eaten by the user.
  • the atomizing core generally includes a liquid-absorbing cotton and a heating element; wherein, the liquid-absorbing cotton is used to guide the aerosol-generating substrate; the heating element is arranged on the liquid-absorbing cotton, and is used to heat and atomize the aerosol when energized A matrix is generated to form an aerosol.
  • This application provides an atomizing core, an atomizer, and an electronic atomizing device.
  • the atomizing core can solve the problem that the existing atomizing core cannot ensure that the liquid-absorbing cotton and the heating element are always attached, which can easily cause the heating element to burn dry, thereby There is a problem of smoking burnt smell.
  • the atomizing core includes: a base, a liquid guiding part, a heating element and an electrode lead; wherein, the base has an atomizing chamber;
  • the element is arranged on the liquid-conducting part, and is used for atomizing the aerosol to generate the substrate when electrified;
  • the electrode lead wire is electrically connected with the heating element and fixed on the liquid-conducting part.
  • the heating element includes a heating element and a first pin and a second pin arranged on both sides of the heating element;
  • the electrode lead includes a positive electrode lead and a negative electrode lead; , to fix the first pin of the heating element to the liquid guide, and/or; the contact portion of the negative electrode lead is electrically connected and abutted with the second pin, so as to fix the second pin of the heating element to the liquid guide.
  • the base also has an air outlet connected to the atomizing chamber; the abutting portion of the positive electrode lead is arranged on the side of the heating element close to the air outlet along the air outlet path of the atomizing core, and the abutting portion of the negative electrode lead is arranged along the air outlet path of the atomizing core.
  • the gas outlet path is set on the side of the heating element away from the gas outlet, or the abutting part of the negative electrode lead is set on the side of the heating element close to the gas outlet along the gas outlet path of the atomizing core, and the abutting part of the positive electrode lead is along the side of the atomizing core
  • the air outlet path is arranged on the side of the heating element away from the air outlet.
  • the abutting portion of the positive electrode lead and the abutting portion of the negative electrode lead respectively extend along two sides of the heating element.
  • the contact portion of the positive electrode lead and the contact portion of the negative electrode lead are parallel to each other.
  • the contact portion of the positive electrode lead and the contact portion of the negative electrode lead extend in opposite directions.
  • the abutting portion of the positive electrode lead is bent into a first arc portion, and the first arc portion extends along the first pin and abuts against the first pin;
  • the abutting portion of the negative electrode lead is bent into a second arc shape part, the second arc part extends along the second pin and abuts against the second pin.
  • first pin and the second pin are arc-shaped along the direction perpendicular to the air outlet path of the atomizing core; and the first arc part matches the arc of the first pin; the second arc part matches the arc of the second pin The radians match.
  • the electrode lead has an abutment part and a lead part; wherein, the abutment part is an extension of the lead part.
  • the lead part of the positive electrode lead is bent relative to the abutment part of the positive electrode lead and extends toward the direction away from the gas outlet of the atomization chamber, so as to communicate with the positive electrode of the power supply assembly; and/or, the lead part of the negative electrode lead is opposite to the negative electrode
  • the abutment part of the lead wire is bent and extends toward the direction away from the air outlet of the atomization chamber, which is used for the negative connection of the power supply component; wherein, the bending part of the positive lead wire and the bending part of the negative lead wire are located at two opposite corners of the heating element place.
  • the base includes: a first base body and a second base body; wherein, the first base body is provided with a first groove; the liquid guiding part and the heating element are arranged in the first groove; the second base body and the first base body The base body forms an atomizing chamber and abuts against the heating element to fix the heating element on the liquid guide.
  • the first seat body is also provided with an air outlet communicating with the first groove; the second seat body abuts against the first side and the second side of the heating element respectively; wherein, the first side and the second side The edges are located on both sides of the air outlet perpendicular to the direction of the air outlet path of the atomizing core.
  • the side surface of the second seat body facing the first seat body has a first side wall and a second side wall opposite; the first side wall and the second side wall respectively abut against the first side edge and the second side edge .
  • the vertical distance between the first side wall and/or the second side wall and the bottom wall of the first groove is smaller than the thickness of the liquid guiding member.
  • the side surface of the first seat facing the second seat is provided with a plurality of first liquid-absorbing grooves; and/or, the surface of the second seat facing the first seat is provided with a plurality of second liquid-absorbing grooves.
  • Groove; the first liquid suction groove and the second liquid suction groove are all communicated with the bottom of the atomization chamber, so that the aerosol generating substrate flowing out from the bottom of the atomization chamber is drained to the first liquid suction groove and/or by capillary force In the second suction tank.
  • the base is also provided with an air outlet communicating with the atomization chamber; several first liquid suction slots are located on the side of the first groove away from the air outlet; several second liquid suction slots are arranged opposite to the several first liquid suction slots.
  • the surface of the second seat facing the first seat is provided with a number of third liquid suction grooves; the number of third liquid suction grooves communicate with the atomization chamber, and are used to extract the liquid from the side of the atomization chamber through capillary force.
  • the aerosol-generating matrix that flows out of the wall is drained to the third pipetting tank.
  • the side surface of the second seat facing the first seat has a first side wall and a second side wall opposite to each other, and the first side wall and the second side wall are respectively connected to the first side and the second side of the heating element.
  • the plurality of third liquid suction grooves are arranged on the side of the first side wall away from the second side wall, and/or are arranged on the side of the second side wall away from the first side wall.
  • one of the first base body and the second base body has a buckle
  • the other base body has a buckle hole
  • the second base body engages with the buckle hole through the buckle to abut against the heating element
  • the liquid guiding part is arc-shaped liquid-absorbing cotton; the heating element is arc-shaped metal heating net.
  • the arc range of the liquid guide is 20°-55°.
  • the atomizer includes: a casing and an atomizing core; wherein, the atomizing core is arranged in the casing and cooperates with the casing to form a liquid storage chamber; the atomizing core is the atomizing core mentioned above.
  • the electronic atomization device includes: the aforementioned atomizer and a power supply assembly; wherein, the power supply assembly is connected to the atomizer to supply power to the atomizer.
  • the atomization core is provided with a base and a liquid guide, and the liquid guide is arranged in the atomization chamber of the base, so that the liquid guide can
  • the aerosol-generating matrix conducts flow diversion; at the same time, by setting the heating element, the heating element is arranged on the liquid-guiding member to atomize the aerosol generating matrix when the heating element is energized; in addition, by setting the electrode lead, the electrode lead and the The heating element is electrically connected and fixed to the liquid guide; among them, fixing the heating element to the liquid guide through the electrode lead can not only effectively improve the fit between the heating element and the liquid guide, thereby avoiding the occurrence of dry heating of the heating element, resulting in The problem of smoking burnt smell; and compared with other fixing parts, the influence of the electrode lead wire on the suction resistance of the airflow is small.
  • Fig. 1 is a schematic structural diagram of an electronic atomization device provided by an embodiment of the present application
  • Fig. 2 is a schematic structural diagram of an atomizer provided by an embodiment of the present application.
  • Fig. 3 is an A-A sectional view of the atomizer shown in Fig. 2 provided in the first embodiment of the present application;
  • Fig. 4 is a disassembled view of the atomizer shown in Fig. 2 provided by the first embodiment of the present application;
  • Fig. 5a is an overall schematic view of the atomizing core of the atomizer shown in Fig. 4 except for the first sealing member;
  • Fig. 5b is a B-B sectional view of the atomizing core shown in Fig. 5a;
  • Fig. 6 is a schematic structural diagram of a first base body provided by an embodiment of the present application.
  • Fig. 7 is a schematic structural view of a liquid guiding member, a heating element, and an electrode lead disposed in a first groove provided by an embodiment of the present application;
  • Fig. 8 is a schematic structural diagram of the second seat under the first vision provided by an embodiment of the present application.
  • Fig. 9 is a schematic structural diagram of a second base under the second vision provided by an embodiment of the present application.
  • Fig. 10 is a schematic structural diagram of a heating element provided by an embodiment of the present application.
  • Fig. 11 is a schematic diagram of the stressed parts of the heating element provided by an embodiment of the present application.
  • Fig. 12 is a deformation diagram of the heating element corresponding to Fig. 11 after being stressed;
  • Fig. 13 is a schematic diagram of a stressed part of a heating element provided by another embodiment of the present application.
  • Fig. 14 is a deformation diagram of the heating element corresponding to Fig. 13 after being stressed;
  • Fig. 15a is a schematic diagram of the overall structure of the atomizing core of the atomizer shown in Fig. 4;
  • Fig. 15b is a perspective view of the atomizing core of the atomizer shown in Fig. 4;
  • Fig. 15c is a B-B sectional view of the atomization core shown in Fig. 15b;
  • Fig. 16 is a disassembled view of the atomizer shown in Fig. 2 provided by the second embodiment of the present application;
  • Fig. 17a is a schematic disassembly diagram of the atomizing core in the atomizer shown in Fig. 16 provided by an embodiment of the present application;
  • Fig. 17b is a schematic disassembly diagram of the atomizing core in the atomizer shown in Fig. 16 provided by another embodiment of the present application;
  • Fig. 18 is a schematic structural view of a liquid guiding member, a heating element, and an electrode lead provided in another embodiment of the present application arranged in the first groove;
  • Fig. 19 is a top view of an atomizing core provided by an embodiment of the present application.
  • Fig. 20 is a schematic diagram of the first structure of the fixing part provided by the present application.
  • Fig. 21 is a second structural schematic diagram of the fixing part provided by the present application.
  • Fig. 22 is a schematic diagram of the third structure of the fixing part provided by the present application.
  • Fig. 23 is a schematic diagram of the fourth structure of the fixing part provided by the present application.
  • Fig. 24 is a schematic diagram of the position between the liquid surface and the liquid inlet hole when the atomizing core is placed obliquely according to an embodiment of the present application;
  • Fig. 25a is a disassembled view of the atomizer shown in Fig. 2 provided by the third embodiment of the present application;
  • Figure 25b is a B-B cross-sectional view of the atomizer shown in Figure 25a;
  • Fig. 26 is an overall schematic diagram of the atomizing core in the atomizer shown in Fig. 25b;
  • Fig. 27a is a B-B cross-sectional view of the atomizer shown in Fig. 2 provided by the second embodiment of the present application;
  • Fig. 27b is an overall schematic diagram of the atomizing core in the atomizer shown in Fig. 27a;
  • Fig. 28a is a schematic structural diagram of an atomizer provided by another embodiment of the present application.
  • Fig. 28b is a B-B sectional view of the atomizer shown in Fig. 28a;
  • Fig. 28c is an overall schematic diagram of the atomizing core in the atomizer shown in Fig. 28b.
  • Electronic atomization device 100 Electronic atomization device 100; atomizer 101/101a; housing 10a; suction nozzle 11; air outlet channel 12; atomizing core 20; liquid storage chamber 201a; power supply assembly 102;
  • the third type of atomizing core 20c electrode lead 25b; positive lead 251b, contact portion 2511b of the positive lead, lead portion 2512b of the positive lead; negative lead 252b; contact portion 2521b of the negative lead; lead portion 2522b of the negative lead; An extension 253 of the positive lead; an extension 254 of the negative lead;
  • Atomizer 101d/101e shell 10b; atomizing core 20f/20g; sleeve part 200c; atomizing part 200d.
  • first”, “second”, and “third” in this application are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, features defined as “first”, “second”, and “third” 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. All directional indications (such as up, down, left, right, front, back%) in the embodiments of the present application are only used to explain the relative positional relationship between the various components in a certain posture (as shown in the drawings) , sports conditions, etc., if the specific posture changes, the directional indication also changes accordingly.
  • FIG. 1 is a schematic structural diagram of an electronic atomization device provided by an embodiment of the present application.
  • an electronic atomization device 100 is provided, and the electronic atomization device 100 can be used to atomize an aerosol-generating substrate to form an aerosol for inhalation by a user.
  • the aerosol-generating substrate can be a plant-grass-like substrate or a paste-like substrate.
  • the electronic atomization device 100 includes an atomizer 101 and a power supply assembly 102 .
  • the atomizer 101 can be used in different fields, such as medical atomization, electronic atomization, and the like.
  • the atomizer 101 is specifically used to heat and atomize the aerosol-generating substrate when energized to form an aerosol.
  • the atomizer 101 can be the atomizer 101 involved in any of the following embodiments.
  • the power supply assembly 102 is connected with the atomizer 101 and used for supplying power to the atomizer 101 .
  • the atomizer 101 and the power supply assembly 102 may be detachably connected to facilitate replacement of the atomizer 101 and improve the utilization rate of the power supply assembly 102 .
  • the power supply assembly 102 and the atomizer 101 may also be integrated, which is not limited in this application.
  • Figure 2 is a schematic structural view of the atomizer provided in an embodiment of the present application
  • Figure 3 is a cross-sectional view of the atomizer shown in Figure 2 provided in the first embodiment of the present application
  • Fig. 4 is a disassembled view of the atomizer shown in Fig. 2 provided in the first embodiment of the present application
  • an atomizer 101a is provided, and the atomizer 101a includes: a housing 10a and Core 20.
  • the housing 10a has an accommodating chamber, and the atomizing core 20 is arranged in the accommodating chamber, and cooperates with the inner wall surface of the housing 10a to form a liquid storage chamber 201a.
  • the liquid storage chamber 201a is used for Used to store aerosol-generating substrates.
  • the atomizing core 20 is used to heat and atomize the aerosol-generating substrate from the liquid storage chamber 201a to form an aerosol when energized. Specifically, referring to FIG.
  • the housing 10a also includes a suction nozzle 11 and an air outlet channel 12; wherein, the suction nozzle 11 can be formed above the atomizer 101a along the length direction of the atomizer 101a; the air outlet channel 12 communicates with the suction nozzle 11 and the atomizing core 20 , the aerosol after atomization of the aerosol-generating substrate flows out from the suction nozzle 11 through the air outlet channel 12 for inhalation by the user.
  • the atomizing core 20 can be the atomizing core involved in any of the following embodiments, and its specific structure and function can be referred to the relevant text description below.
  • Fig. 5a is an overall schematic view of the atomizing core of the atomizer shown in Fig. 4 except for the first seal;
  • Fig. 5b is a B-B cross-sectional view of the atomizing core shown in Fig. 5a.
  • a first atomizing core 20a is provided, and the atomizing core 20a includes a base 21 , a base 22 disposed on the base 21 , a liquid guide 23 , a heating element 24 and an electrode lead 25a.
  • the base 21 has a receiving groove
  • the base 22 is embedded in the receiving groove of the base 21, and the base 22 is formed with an atomizing chamber 220 and a first liquid inlet hole communicating with the atomizing chamber 220 2213
  • the aerosol-generating substrate specifically enters the atomization chamber 220 through the first liquid inlet hole 2213;
  • a first liquid inlet hole 2213 is opened on the base 22, and the first liquid inlet hole 2213 is formed in One side of the base 22 , that is, the first liquid inlet hole 2213 is opposite to one side of the casing 10 a to realize one-way liquid inlet from the side of the atomizing core 20 a , which is taken as an example in the following embodiments.
  • a plurality of first liquid inlet holes 2213 may also be opened on the base 22, and the plurality of first liquid inlet holes 2213 may be opposite to one side of the housing 10a.
  • the liquid guiding member 23 is arranged in the atomizing chamber 220, and is used to guide the aerosol generating substrate entering the atomizing chamber 220 from the first liquid inlet hole 2213; the heating element 24 is arranged on the liquid guiding member 23 away from the first inlet
  • One side surface of the liquid hole 2213 is used to atomize the aerosol-generating substrate to form an aerosol when energized, for the user to inhale.
  • the electrode lead 25a includes an abutment portion and a lead portion connected to each other; in one embodiment, the abutment portion is an extension of the lead portion.
  • the abutment portion of the electrode lead 25a is electrically connected with the heating element 24 and fixed to the liquid guide 23 to improve the bonding degree of the two and avoid the problem of dry heating of the heating element 24; One end of the part is connected to the power supply assembly 102.
  • the liquid guide 23 is arranged, that is, the liquid guide 23 is in a closed loop shape, and when the size of the liquid guide 23 is small, a liquid film is easily formed on the liquid guide 23, resulting in suction Leakage problem.
  • the liquid guiding part 23 can be arc-shaped, and the arc range of the liquid guiding part 23 can be 20°-55°.
  • the liquid-guiding member 23 can specifically be arc-shaped liquid-absorbent cotton.
  • the heating element 24 can be an arc-shaped metal heating net, and the curvature of the arc-shaped liquid-absorbing cotton and the arc-shaped metal heating net is consistent, so that the two can be completely attached to each other, and the probability of dry heating of the heating element 24 is reduced.
  • the base 22 includes a first seat body 221 and a second seat body 222 .
  • the first base body 221 and the second base body 222 are arc-shaped, and the first base body 221 and the second base body 222 are detachably connected and cooperate to form the atomization chamber 220 .
  • FIG. 6 is a schematic structural diagram of the first seat body 221 provided by an embodiment of the present application.
  • the first seat 221 includes a first mounting part and a first clamping part; the first mounting part is embedded in the receiving groove to be fixed with the base 21; and the first mounting part is provided with an outlet hole 2211 for the electrode
  • the lead wire 25a is threaded out.
  • the first clamping part and the first mounting part are integrally formed, and the first clamping part is provided with a first groove 2212 on the side surface facing the second base 222 , the second base 222 and the first base 221 of the first base 221 A groove 2212 cooperates to form the atomizing chamber 220 .
  • the first groove 2212 may be an arc-shaped groove, and the first liquid inlet hole 2213 is specifically opened on the bottom wall of the first groove 2212 .
  • FIG. 7 is a structural schematic view of a liquid guide 23 , a heating element 24 and an electrode lead 25 a disposed in the first groove 2212 according to an embodiment of the present application.
  • the liquid guide 23 is arranged in close contact with the bottom wall of the first groove 2212 and covers the first liquid inlet 2213, so as to guide the aerosol-generating substrate in the first liquid inlet 2213 to the liquid guide 23 away from the first inlet.
  • One side of the liquid hole 2213 One side of the liquid hole 2213.
  • the first liquid inlet hole 2213 overlaps with the high temperature area of the heating element 24; that is, the projection of the high temperature area of the heating element 24 along the stacking direction of the heating element 24 and the liquid guiding member 23 is at least partially located in the first inlet hole 2213.
  • the high temperature area of the heating element 24 refers to the middle area of the heating element 24, and the temperature corresponding to the high temperature area is greater than or equal to 240°.
  • the area of the first liquid inlet hole 2213 is greater than or equal to the area of the high temperature area of the heating element 24, and the projection of the high temperature area of the heating element 24 along the stacking direction of the heating element 24 and the liquid guide 23 is all located at The area where the first liquid inlet hole 2213 is located; and it has been proved by experiments that the first liquid inlet hole 2213 is the place where the aerosol-generating matrix is densest, therefore, maintaining a high temperature at the position where the first liquid inlet hole 2213 is located is conducive to aerosol generation The atomization of the substrate, so as to generate sufficient amount of atomization.
  • an air outlet 2214 is opened on the first clamping part, and the air outlet 2214 communicates with the first groove 2212 and is specifically located on a side wall of the first groove 2212 .
  • the aerosol formed by atomization in the atomization chamber 220 flows out through the air outlet 2214 .
  • the air outlet 2214 can be arranged above the first groove 2212 along the direction of the air outlet path C of the atomizing core 22a.
  • a number of first liquid suction grooves 2215 are opened on the side surface of the first mounting part facing the second seat body 222 , and the number of first liquid suction grooves 2215 and the bottom of the atomization chamber 220 and several first liquid suction grooves 2215 can be specifically located on the side of the first groove 2212 away from the air outlet 2214, so as to guide the aerosol-generating substrate flowing out from the bottom of the atomization chamber 220 to the first suction through capillary force.
  • the problem of liquid leakage is avoided.
  • the first liquid suction groove 2215 can extend toward the direction away from the air outlet 2214 , and several first liquid suction grooves 2215 can be arranged at intervals along the circumferential direction of the first base body 221 .
  • the bottom of the atomization chamber 220 specifically refers to the bottom of the atomization chamber 220 in the orientation shown in Figure 3; the side wall of the atomization chamber 220 specifically refers to the The left and right sides of the atomization chamber 220 in the orientation shown.
  • FIG. 8 is a schematic structural diagram of the second base body 222 under the first view provided by an embodiment of the present application.
  • the second base body 222 includes a second mounting portion and a second clamping portion.
  • the second mounting portion is embedded in the receiving groove to be mounted and fixed with the base 21 .
  • the second clamping part is integrally formed with the second mounting part, and the side surface of the second clamping part facing the first base 221 has a first side wall 2221 and a second side wall 2222 opposite to each other, and the first side wall 2221 And the second side wall 2222 and the second locking part define a second groove 2223, and the second groove 2223 is an arc-shaped groove.
  • the first side wall 2221 abuts against the first side of the heating element 24, and the second side wall 2222 abuts against the second side of the heating element 24,
  • the first side and the second side at the two edges of the heating element 24 are fixed to the liquid guide 23 through the second seat 222, so as to prevent the liquid guide 23 from being separated from the heating element 24, and the heating element 24 is dry-burned, resulting in Problem with smoking burnt smell.
  • the first side and the second side of the heating element 24 are respectively located on both sides of the air outlet 2214 along the circumferential direction of the first base 221.
  • the first side of the second base 222 The wall 2221 and the second side wall 2222 are also located on both sides of the air outlet 2214 along the circumferential direction of the first seat body 221, so as to fix the heating element 24 from both sides of the air outlet 2214, thereby avoiding The first side wall 2221 and the second side wall 2222 block the suction flow in the atomization chamber 220 .
  • first side and the second side of the heating element 24 are set corresponding to the first side and the second side of the heat conducting member, so as to fix the heating element 24 on the first side wall 2221 and the second side wall 2222 At the same time as the liquid guiding part 23, the two side walls of the liquid guiding part 23 are prevented from protruding.
  • the vertical distance between the first side wall 2221 and/or the second side wall 2222 and the bottom wall of the first groove 2212 is smaller than the thickness of the heating element 24, so as to ensure that the heating element 24 is completely attached to the liquid guide 23 .
  • a number of second liquid suction grooves 2224 are provided on the side surface of the second mounting part facing the first seat body 221 , and the number of second liquid suction grooves 2224 are also connected with the atomization chamber 220
  • the bottom of the bottom is connected, and several second liquid suction grooves 2224 are located at the bottom of the second groove 2223 along the connection direction between the second mounting part and the second buckle part and are arranged opposite to several first liquid suction grooves 2215, so that through capillary action
  • the force guides the aerosol-generating substrate flowing out from the bottom of the atomization chamber 220 to the second liquid suction tank 2224 for storage, thereby further reducing the probability of liquid leakage.
  • a number of third liquid suction grooves 2225 are provided on the side surface of the second clamping portion of the second seat body 222 facing the first seat body 221, and several third liquid suction grooves 2225 are provided. 2225 is arranged on the side of the first side wall 2221 away from the second side wall 2222, and/or is arranged on the side of the second side wall 2222 away from the first side wall 2221, that is, several third liquid suction grooves 2225 are arranged on the second side wall 2225.
  • One side and/or both sides of the groove 2223 are used to drain the aerosol-generating substrate flowing out from the side wall of the atomization chamber 220 to the third liquid suction groove 2225 for storage by capillary force, avoiding the sidewall of the atomization chamber 220 Leakage problem occurs on the wall.
  • the side walls of the atomization chamber 220 specifically refer to the left and right sides of the atomization chamber 220 in the orientation shown in FIG. 3 .
  • FIG. 9 is a schematic structural diagram of the second base body 222 under the second vision provided by an embodiment of the present application.
  • a ventilation slot 2226 is formed on a surface of the second mounting portion of the second base body 222 facing away from the first base body 221 .
  • the first end of the ventilation slot 2226 communicates with the side surface (hereinafter defined as the first surface) of the second mounting part facing the second clamping part, and the second end of the ventilation slot 2226 is connected with the second mounting part away from the second card.
  • One side surface (hereinafter defined as the second surface) of the junction portion communicates with each other.
  • the ventilation groove 2226 can be bent, and along the ventilation path of the ventilation groove 2226, the width of the ventilation groove 2226 that is closer to the first end can be larger than the width of the ventilation groove 2226 that is farther from the first end.
  • the width of the groove 2226 is to avoid the formation of a liquid film.
  • the side surface of the second mounting part away from the first seat body 221 is in contact with the inner side wall of the accommodating groove of the base 21 to cooperate to form a direct-liquid ventilation channel, so that the direct-liquid ventilation channel can be utilized.
  • the air channel controls the pressure balance in the liquid storage chamber 201a, avoiding the problem that the liquid storage chamber 201a cannot be filled because the pressure is lower than the atmospheric pressure.
  • one end of the direct liquid ventilation channel communicates with the first surface, and the other end communicates with the second surface.
  • the direct liquid ventilation channel may also be a through hole penetrating through the first surface and the second surface of the second installation part.
  • a material reduction groove 2227 is provided on the surface of the second clamping part away from the first seat body 221 to control the wall thickness of the second clamping part through the material reducing groove 2227 to prevent the second The snap joint is deformed.
  • the material reducing grooves 2227 extend along the circumferential direction of the second clamping portion, ie, the arc direction; and several material reducing grooves 2227 are distributed at intervals along the axial direction of the second seat body 222 .
  • two positioning posts 2216 are arranged on the first installation part; the two positioning posts 2216 are respectively located on both sides of the first liquid suction tank 2215; referring to Fig. 8, the second installation part corresponds to The position of the positioning column 2216 is provided with two positioning holes 2217; in the specific assembly process, the two positioning columns 2216 on the first seat body 221 are respectively inserted into the two positioning holes 2217 on the second seat body 222 to align the first The relative positions of the base body 221 and the second base body 222 are fixed to prevent the relative displacement of the two, thereby affecting the sealing performance of the atomization chamber 220 and the fixing effect of the second base body 222 on the heating element 24 .
  • two buckles can be provided on the side surface of the first engaging portion of the first base body 221 facing the second base body 222, and the two buckles are respectively located on two sides of the first groove 2212.
  • the second engaging portion of the second base body 222 defines two buckling holes corresponding to the buckling positions.
  • the two buckles of the first base body 221 are engaged with the two buckle holes on the second base body 222 respectively, so as to realize the connection between the first base body 221 and the second base body 222 , making the first side wall 2221 and the second side wall 2222 closely abut against the heating element 24 to fix the heating element 24 and connect the first base body 221 and the second base body 222 .
  • the buckle and positioning post 2216 can also be arranged on the second seat body 222, and the buckle hole and the positioning hole 2217 are arranged on the first housing; or, one of the buckle and positioning posts 2216 is arranged on the first
  • the other housing is disposed on the second seat body 222 , and the buckle hole and the positioning hole 2217 corresponding to the buckle and positioning column 2216 are disposed on the other housing.
  • FIG. 10 is a schematic structural diagram of a heating element 24 provided by an embodiment of the present application; the heating element 24 includes a heating element 241 and a first pin 242 and a second pin 243 connected to the heating element 241 .
  • the heating body 241 is used to generate heat and atomize the aerosol generating substrate when energized; the first pin 242 and the second pin 243 are respectively located on both sides of the heating body 241, and form the third side and the fourth side of the heating element 24. Sides; wherein, the third side and the fourth side of the heating element 24 are arranged adjacent to the first side and the second side of the heating element 24 respectively.
  • the electrode lead 25a specifically includes a positive electrode lead 251a and a negative electrode lead 252a; wherein, the contact portion 2511a of the positive electrode lead is electrically connected and abutted with the first pin 242 to fix the first pin 242 of the heating element 24 on the liquid guide 23
  • the abutment portion 2521a of the negative electrode lead is electrically connected and abutted with the second pin 243, so as to fix the second pin 243 of the heating element 24 on the liquid guide 23, thereby preventing the heating element 24 from breaking away from the liquid guide 23 and causing heat generation Component 24 dry burning problem.
  • the first pin 242 is located on the side of the heating element 241 close to the air outlet 2214 along the direction of the air outlet path C of the atomizing core 20a.
  • the second pin 243 is located on the side of the heating element 241 away from the air outlet 2214 along the direction of the air outlet path C of the atomizing core 20a.
  • the abutting portion 2511a of the positive electrode lead abutting against the first pin 242 is located on the side of the heating element 241 close to the air outlet 2214 along the direction of the air outlet path C of the atomizing core 20a, and the abutting portion 2511a of the positive electrode lead abutting against the second pin 243
  • the abutting portion 2521a of the negative electrode lead is located on the side of the heating element 241 away from the gas outlet 2214 along the direction of the gas outlet path C of the atomizing core 20a, which is taken as an example in the following embodiments.
  • the first pin 242 is located on the side of the heating element 241 away from the air outlet 2214 along the direction of the air outlet path C of the atomizing core 20a, and the second pin 243 is along the direction of the air outlet path C of the atomizing core 20a. It is located on the side of the heating element 241 close to the air outlet 2214 .
  • the abutting portion 2511a of the positive electrode lead abutting against the first pin 242 is located on the side of the heating element 241 away from the air outlet 2214 along the direction of the air outlet path C of the atomizing core 20a, and the abutting portion 2511a of the positive electrode lead abutting against the second pin 243
  • the abutting portion 2521a of the negative electrode lead is located on the side of the heating element 241 close to the gas outlet 2214 along the direction of the gas outlet path C of the atomizing core 20a.
  • fixing the heating element 24 to the liquid guide member 23 through the electrode lead wire 25a can not only effectively improve the bonding degree between the heating element 24 and the liquid guide member 23, thereby reducing the problem of dry burning of the heating element 24 and the burning smell of the suction.
  • the probability of occurrence; and compared with the way of fixing the first pin 242 and the second pin 243 of the heating element 24 with other fixing parts, the influence of the electrode lead wire 25a on the suction resistance of the airflow is small.
  • the above-mentioned first side and second side of the heating element 24 specifically refer to the two sides of the heating element 241 that are different from those connected to the first pin 242 and the second pin 243 .
  • the contact portion 2511a of the positive electrode lead and the contact portion 2521a of the negative electrode lead respectively extend along the third side and the fourth side of the heating element 24, and extend in opposite directions, so as to ensure that the heating element 24 Each position is evenly stressed. Further, the contact portion 2511a of the positive electrode lead and the contact portion 2521a of the negative electrode lead are parallel to each other.
  • the heating element 241 , the first pin 242 and the second pin 243 are arc-shaped along the direction perpendicular to the air outlet path C of the atomizing core 20 a, so as to better contact with the liquid guide 23 .
  • the abutting portion 2511a of the positive electrode lead is bent into a first arc portion, and the first arc portion extends along the first pin 242 and abuts against the first pin 242 ; This can effectively increase the contact area between the positive electrode lead 251a and the first pin 242, and then make the first pin 242 of the heating element 24 and the liquid guide 23 better contact.
  • the arc of the first arc portion matches the arc of the first pin 242 to ensure that the two can fit together completely.
  • the contact portion 2521a of the negative electrode lead is bent into a second arc portion, and the second arc portion extends along the second pin 243 and abuts against the second pin 243; this can effectively improve the contact between the negative electrode lead 252a and the second pin. 243, so that the second pin 243 of the heating element 24 is in better contact with the liquid guide 23. Specifically, the arc of the second arc portion matches the arc of the second pin 243 to ensure that the two can fit together completely.
  • the lead portion 2512a of the positive electrode lead is bent relative to the first arc portion and extends toward the atomizing chamber 220 away from the gas outlet 2214 .
  • the lead portion 2522a of the negative electrode lead is bent relative to the second arc portion and extends toward the atomizing chamber 220 away from the gas outlet 2214 .
  • the bend of the positive lead 251a and the bend of the negative lead 252a are located at two diagonal corners of the heating element 24;
  • the junctions of the abutting portion 2521a and the lead portion 2522a of the negative electrode lead are located at two opposite corners of the heating element 24 to further strengthen the fixing effect of the electrode lead 25a on the heating element 24 .
  • the lead part 2512a of the positive electrode lead is located on the second side of the heating element 24 away from the first side; the lead part 2522a of the negative electrode lead is located on the first side of the heating element 24 away from the second side side of side.
  • the lead part 2512a of the positive electrode lead can also be located on the side of the first side of the heating element 24 away from the second side; the lead part 2522a of the negative electrode lead can also be located on the second side of the heating element 24 The side facing away from the first side.
  • Fig. 11 is a schematic diagram of the stressed part of the heating element 24 provided by an embodiment of the present application
  • Fig. 12 is a deformation diagram of the heating element 24 corresponding to Fig. 11 after being stressed
  • Fig. 13 is Another embodiment of the present application provides a schematic diagram of the stressed part of the heating element 24
  • FIG. 14 is a deformation diagram of the heating element 24 corresponding to FIG. 13 after being stressed
  • the positions C1/C2, D1/D2, and E2 in the figure , position F2 respectively refer to the force bearing positions of the second pin 243 , the first pin 242 , and the first side and the second side.
  • the positive lead 251a and the negative lead 252a are used to respectively fix the first pin 242 and the second pin 243 of the heating element 24, and the difference between the first pin 242 and the second lead 24 is fixed by the second seat body 222.
  • the first side and the second side of the foot 243 can make the heating element 24 fit the liquid guide 23 better.
  • the atomizing core 20a provided in this embodiment is provided with a base 22 and a liquid guide 23, and the liquid guide 23 is arranged in the atomization chamber 220 of the base 22, so that the aerosol-generating substrate can be controlled by the liquid guide 23.
  • the heating element 24 is arranged on the liquid guide 23, so that the atomized aerosol generates the matrix when the heating element 24 is energized; in addition, by setting the electrode lead 25a, the electrode lead 25a Electrically connect with the heating element 24 and fix the heating element 24 on the liquid guide 23; wherein, fixing the heating element 24 on the liquid guide 23 through the electrode lead 25a can not only effectively improve the bonding between the heating element 24 and the liquid guide 23 degree, so as to reduce the heating element 24 dry burning, the probability of occurrence of the problem of burning smell; and compared with other fixing parts, the electrode lead wire 25a has less influence on the suction resistance of the airflow.
  • the direction of the air outlet path C of 20a is set on both sides of the air outlet 2214, which not only can better fix the heating element 24 to the liquid guide 23, but also can avoid the first side wall 2221 and the second side wall 2222 from hindering the air flow.
  • Figure 15a is a schematic diagram of the overall structure of the atomizing core of the atomizer shown in Figure 4;
  • Figure 15b It is a perspective view of the atomizing core of the atomizer shown in FIG. 4;
  • FIG. 15c is a B-B sectional view of the atomizing core shown in FIG.
  • the difference between the first type of atomizing core 20a provided in the example is that the second type of atomizing core 20b also includes a first sealing member 26a, and the first sealing member 26a is sleeved on the first base body 221 and the second base body 222 To seal the gap between the first base body 221 and the second base body 222, and then seal the atomization chamber 220 formed by the two.
  • the housing 10a is specifically sleeved on the outside of the base 21 and the first sealing member 26a, and the housing 10a and the first sealing member 26a are arranged at intervals to cooperate to form the liquid storage chamber 201a; and the first sealing The part 26a corresponding to the first liquid inlet hole 2213 also has a second liquid inlet hole 261, and the aerosol generating substrate in the liquid storage chamber 201a specifically enters the atomization chamber through the second liquid inlet hole 261 and the first liquid inlet hole 2213. 220, and then use the liquid guide 23 to guide it.
  • the position of the first sealing member 26a corresponding to the port of the direct liquid ventilation channel is also provided with a ventilation hole 262, and the ventilation hole 262 is set corresponding to the liquid storage chamber 201a, and the liquid storage chamber 201a passes through the The air exchange hole 262 and the direct liquid air exchange channel communicate with the outside atmosphere to realize the air exchange function of the liquid storage chamber 201a and control the air pressure in the liquid storage chamber 201a.
  • the atomizer 101 a further includes a liquid injection port steel ring 27 , a nozzle cover 28 , a second seal 29 , a third seal 30 , two thimbles 31 and a magnet 32 .
  • the steel ring 27 of the liquid injection port is sleeved on the liquid injection port of the first sealing member 26a
  • the second sealing member 29 is sleeved on the steel ring 27 of the liquid injection port
  • One end of the base 21 is formed with a suction port communicating with the air outlet 2214; the aerosol atomized in the atomization chamber 220 is sucked to the suction port through the air outlet 2214 to enter the user's mouth.
  • Two thimbles 31 are embedded in the base 21 and connected to the positive lead 251a and the negative lead 252a respectively, so that when the two thimbles 31 are respectively in electrical contact with the positive and negative electrodes of the power supply assembly 102, the positive lead 251a and the negative lead 252a are connected to the The power supply assembly 102 is electrically connected.
  • the magnet 32 is embedded in the base 21 and is located on the surface of the base 21 facing away from the base 22 for installation and fixing with the host.
  • the specific assembly process of the atomizer 101a provided in this embodiment is described below: first, place the heating element 24 that is initially flat at the factory into the heating element 24 forming jig, and press the pressure head on the heating element 24 to deform it into Arc-shaped, the radian R of the heating element 24 can be 7-10 mm, and the arc length can be 5-7 mm; specifically, the radian R of the heating element 24 can be 9 mm, and the arc length can be 6.4 mm.
  • the positive electrode lead 251a and the negative electrode lead 252a are bent according to the preset shape; then the liquid guide 23 is placed in the first groove 2212, and the heating element 24 is placed on the liquid guide 23; after that, the second The seat body 222 and the first seat body 221 are fixedly assembled by buckles and the positioning column 2216; the first sealing member 26a is sleeved on the outside of the above-assembled components; after that, the thimble 31 and the magnet 32 are assembled on the base 21 , and assembled with the components formed above; finally, the housing 10a, the liquid injection port steel ring 27, the nozzle cover 28, the second seal 29, the third seal 30 are assembled with the above components to complete the assembly.
  • the first sealing member 26 a , the second sealing member 29 and the third sealing member 30 can be elastic silicone members such as silicone or rubber.
  • the atomizing core 20b Compared with the first type of atomizing core 20a, the atomizing core 20b provided in this embodiment can better seal the atomizing chamber 220 by further providing the first sealing member 26a, so as to avoid liquid leakage from the atomizing chamber 220, Problems that cause damage to other electronic components occur.
  • the atomizer 101a corresponding to the second atomizing core 20b can simplify the assembly process and improve the assembly consistency of the liquid guide 23 without changing the materials of the liquid guide 23 and the heating element 24 .
  • Figure 16 is a disassembled view of the atomizer shown in Figure 2 provided by the second embodiment of the application
  • Figure 17a is the atomizer shown in Figure 16 provided by an embodiment of the application
  • FIG. 17b is a schematic disassembly diagram of the atomizing core 20c in the atomizer 101b shown in FIG. 16 provided by another embodiment of the present application.
  • a third type of atomizing core 20c is provided, which is different from the above two types of atomizing cores 20a/20b in that: the electrode leads 25b of the third type of atomizing core 20c are further fixed to the base 22 to strengthen The supporting function of the electrode leads 25b on the heating element 24 prevents the heating element 24 from protruding and deforming.
  • the electrode leads 25b of the third type of atomizing core 20c are further fixed to the base 22 to strengthen
  • the supporting function of the electrode leads 25b on the heating element 24 prevents the heating element 24 from protruding and deforming.
  • FIG. 18 is a schematic structural diagram of a liquid guiding element 23 , a heating element 24 and an electrode lead 25 b disposed in the first groove 2212 according to another embodiment of the present application.
  • the electrode lead 25 b also includes an extension connected to the abutting portion; the extension can be connected to an end of the abutting portion away from the lead portion, and is linear, and is fixedly connected to the base 22 .
  • extension portion 253 of the positive lead is connected to the end of the contact portion 2511b of the positive lead that is away from the lead portion 2512b; the extension portion 254 of the negative lead is connected to the end of the contact portion 2521b of the negative lead that is away from the lead portion 2522b.
  • two fixing holes 2218 are opened on the base 22 , and the extension 253 of the positive lead and the extension 254 of the negative lead are respectively passed through the two fixing holes 2218 to communicate with The base 22 is fixed.
  • the extension part is an extension of the abutment part.
  • the extension part can also be connected to other positions of the abutment part, such as the middle position of the abutment part, and the extension part can also be fixed to the base 22 by means of welding, buckling, etc. Applications are not limited to this.
  • the abutting portion 2511b of the positive electrode lead and the abutting portion 2521b of the negative electrode lead are along a direction perpendicular to the atomizing core 20c.
  • the direction of the air outlet path C is located on both sides of the air outlet 2214, and two fixing holes 2218 are specifically opened on the first seat 221, and are located on both sides of the air outlet 2214 along the direction perpendicular to the air outlet path C of the atomizing core 20c. side.
  • the heating element 24 is bent in an arc shape along the direction of the air outlet path C of the atomizing core 20c, that is, the heating element 241, the first pin 242 and the second pin 243 of the heating element 24 are all along the The direction of the air outlet path C of the atomizing core 20c is curved to form an arc.
  • the abutting portion 2511b of the positive lead wire is bent into a first arc portion, the first arc portion extends along the first pin 242 of the heating element 24 and abuts against it, and the abutting portion 2521b of the negative lead wire is bent into a second arc shape part, the second arc part extends along the second pin 243 of the heating element 24 and abuts to strengthen the gap between the first pin 242 and the second pin 243 of the heating element 24 and the liquid guide 23 through the arc stress The degree of fit, and hinder the heating element 24 convex deformation.
  • the heating element 24 is forced to protrude and deform; the atomizing core 20c provided in this embodiment , not only the arc-shaped heating element 24 itself can provide bending torque, but also the arc-shaped abutting portion of the electrode lead 25b abutting against the first pin 242 and the second pin 243 of the heating element 24 and the extension of the electrode lead 25b
  • the interaction between the portion and the base 22 can further provide a certain reverse moment to the heating element 24, thereby further preventing the heating element 24 from protruding from deformation.
  • the third atomizing core 20c provided in this embodiment can effectively improve the bending torque of the heating element 24 by further fixing the electrode lead 25b to the base 22;
  • the electrode lead 25b By further abutting the abutting portion 2511b of the positive electrode lead and the abutting portion 2521b of the negative electrode lead respectively on both sides of the air outlet 2214 along the direction perpendicular to the air outlet path C of the atomizing core 20c, it is possible to further prevent the electrode lead 25b from causing damage to the airflow. hinder.
  • Fig. 19 is a top view of the atomizing core provided by an embodiment of the present application; in order to prevent the heating element 24 from protruding and deforming at other positions except the edge position; in one embodiment, a fourth atomizing core is provided 20d, different from the above three kinds of atomizing cores 20a/20b/20c, this fourth type of atomizing core 20d also includes a fixing part 33, which is set opposite to other positions of the heating element 24 except for the edge position, so as to Prevent the heating element 24 from protruding and deforming.
  • the fixing portion 33 is not in contact with the heating element 24 , and there is a certain gap to reduce the influence of the temperature of the heating element 24 on the fixing portion 33 .
  • the fixing portion 33 is in contact with the heating element 24 to support and limit the heating element 24 and prevent the heating element 24 from protruding and deforming.
  • the curvature of the side surface of the fixing portion 33 close to the heating element 24 matches the curvature of the heating element 24 at the corresponding position, so as to further hinder the convex deformation of the heating element 24 .
  • the fixing portion 33 is disposed at the middle portion of the second base body 222 ; wherein, the middle portion of the second base body 222 refers to a position of the second base body 222 that is different from its end (or edge).
  • the middle part of the heating element 24 can be limited by the fixing part 33, so as to prevent the middle part of the heating element 24 except the two sides. The part is raised, causing the problem of deformation to occur.
  • the fixing portion 33 is specifically formed on a side surface of the second base body 222 facing the first base body 221 , and is located between the first side wall 2221 and the second side wall 2222 .
  • the fixing part 33 can be integrally formed with the second seat body 222, and the arrangement among the second seat body 222, the heating element 24 and the electrode lead wire 25b can be referred to FIG. 17a to FIG. 18 and the corresponding text for details. Description, the following embodiments take this as an example.
  • the fixing portion 33 can also be formed on the first base body 221 and bent toward the heating element 24 to abut against the heating element 24, the electrode lead 25b and/or the first side wall 2221 of the second base body 222 and The second side wall 2222 can also be arranged oppositely along the direction of the air outlet path C of the atomizing core.
  • the fixing part 33 includes at least one first extension wall 33a, At least one first extension wall 33a is located between the first side wall 2221 and the second side wall 2222, and is arranged at intervals between the first side wall 2221 and the second side wall 2222; wherein, each first extension wall 33a is along the It extends parallel to the direction of the air outlet path C of the atomizing core 20d; of course, it can also be inclined at a certain angle to the direction of the air outlet path C of the atomizing core 20d.
  • a through hole is provided in the direction of the air outlet path C to allow airflow to pass through and avoid obstruction to the airflow.
  • the number of the first extension wall 33 a is one, and the first extension wall 33 a is located in the middle of the first side wall 2221 and the second side wall 2222 .
  • the first extension wall 33a can be arranged parallel to the first side wall 2221 and the second side wall 2222, and cooperate with the first side wall 2221 and the second side wall 2222 to form two air outlet channels communicating with the air outlet 2214 It can be understood that, in this embodiment, the first side wall 2221, the first extension wall 33a and the second side wall 2222 are distributed in a "three" shape.
  • the first extension wall 33 a is not in contact with the heating element 24 , and there is a certain gap to reduce the influence of the temperature of the heating element 24 on the first extension wall 33 a.
  • FIG. 21 is a schematic structural view of the second base body 222 of the fourth atomizing core 20d provided in the second embodiment of the present application; the fixing part 33 also includes a second extension wall 33b,
  • the second extension wall 33b is intersected with the first extension wall 33a, and the second extension wall 33b defines at least one first through hole 331b along the air outlet path C of the atomizing core 20d to allow airflow to pass through without obstructing the airflow.
  • the second extension wall 33b and the first extension wall 33a are distributed in a "cross" shape. At least one first through hole 331b is evenly distributed on both sides of the first extension wall 33a.
  • the second extension wall 33b is provided with two first through holes 331b along the air outlet path C of the atomizing core 20d, and the two first through holes 331b are respectively located on two sides of the first extension wall 33a.
  • the curvature of the side surface of the first extension wall 33 a and/or the second extension wall 33 b close to the heating element 24 matches the curvature of the heating element 24 , so as to further hinder the convex deformation of the heating element 24 .
  • the first extension wall 33a and the second extension wall 33b are not in contact with the heating element 24, and there is a certain gap to reduce the impact of the temperature of the heating element 24 on the first extension wall 33a and the second extension wall 33b. Impact.
  • FIG. 22 is a schematic structural diagram of the second base 222 of the fourth atomizing core 20d provided in the third embodiment of the present application.
  • the fixing part 33 includes a plurality of third extension walls 33c, the plurality of third extension walls 33c are arranged at intervals along the direction of the air outlet path C of the atomizing core 20d, and each third extension wall 33c is provided with at least one second through hole 331c , to allow airflow to pass through without obstructing the airflow.
  • the plurality of third extension walls 33c are parallel to each other.
  • each third extension wall 33 c extends along a direction perpendicular to the air outlet path C of the atomizing core 20 d, and abuts against the first side wall 2221 and the second side wall 2222 respectively.
  • the number of the third extension walls 33c may be three, and the three third extension walls 33c are distributed in a "three" shape.
  • each third extension wall 33c can also be inclined at an angle between the first side wall 2221 and the second side wall 2222, and the angle can be specifically 30-60 degrees.
  • the curvature of the side surface of the third extension wall 33 c close to the heating element 24 matches the curvature of the heating element 24 , so as to further hinder the convex deformation of the heating element 24 .
  • the third extension wall 33c is not in contact with the heating element 24, and there is a certain gap to reduce the influence of the temperature of the heating element 24 on the third extension wall 33c.
  • the fixing part 33 includes several bumps 33d, several bumps 33d are arranged at intervals and opposite to the heating elements 24 respectively.
  • the bump 33d can be a cylinder.
  • Several bumps 33d can be evenly distributed between the first sidewall 2221 and the second sidewall 2222 to correspond to different positions of the heating element 24 and prevent the heating element 24 from protruding locally.
  • the extension wall is strip-shaped, and the protrusion 33d is dot-shaped or column-shaped.
  • the bump 33d is not in contact with the heating element 24, and there is a certain gap to reduce the influence of the temperature of the heating element 24 on the bump 33d.
  • the bump 33d can also be in contact with the heating element 34 .
  • the fourth type of atomizing core 20d provided in this embodiment is further provided with a fixing part 33, and is arranged along the direction perpendicular to the air outlet path C of the atomizing core 20d.
  • the fixing portion 33 is provided with a through hole, which not only can effectively prevent the heating element 24 from protruding and deforming, but also can effectively avoid hindering the airflow.
  • FIG. 24 is a schematic structural view of an atomizing core provided in an embodiment of the present application with an inclined arrangement.
  • liquid inlet hole 34 of the atomizing core is generally located on one side of the atomizing core, there is no liquid inlet hole 34 on the other side of the atomizing core;
  • the corresponding aerosol-generating substrates in the liquid storage chamber 201a are less, and there may be problems of insufficient liquid supply to the atomizing chamber 220 or dry heating of the heating element 24, and this part of the aerosol-generating substrates cannot be fully utilized, resulting in waste.
  • Figure 25a is a disassembled view of the atomizer shown in Figure 2 provided by the third embodiment of the present application
  • Figure 25b is the B-B direction of the atomizer 101c corresponding to Figure 25a Cross-sectional view
  • FIG. 26 is an overall schematic diagram of the atomizing core 20e in the atomizer 101c shown in FIG.
  • atomizer 101c is provided, which is related to any one of the above-mentioned embodiments
  • the atomizer 101a/101b corresponding to the atomizer core 20a/20b/20c/20d is different in that: the bottom surface D of the liquid storage chamber 201a is configured so that when the atomizer 101c is inclined at any angle, the aerosol-generating substrate can enter into the liquid hole 34 .
  • the atomizer 101c includes a housing 10a and an atomizing core 20e.
  • the atomizing core 20e is arranged in the casing 10a, and cooperates with the casing 10a to form a liquid storage cavity 201a, and the liquid storage cavity 201a is used for storing the aerosol generating substrate.
  • the atomizing core 20e has an atomizing cavity 220 and a liquid inlet hole 34 communicating with the atomizing cavity 220 .
  • the liquid inlet hole 34 is opposite to one side of the housing 10a, and is exposed in the liquid storage chamber 201a, and the aerosol-generating substrate enters the atomization chamber 220 through the liquid inlet hole 34, so as to realize one-side liquid inlet of the atomization core 20e .
  • the liquid inlet hole 34 refers to the port where the liquid storage chamber 201 a communicates with the atomization chamber 220 .
  • the liquid inlet hole 34 involved in this embodiment can be the above-mentioned first liquid inlet hole 2213; when the atomizing core 20e is sleeved with the first sealing member 26b, the second liquid inlet hole 261 is opened on the first sealing member 26b
  • the liquid inlet 34 can be the second liquid inlet 261 , or a through hole formed by the first liquid inlet 2213 and the second liquid inlet 261 .
  • the distance between at least part of the bottom surface D of the liquid storage chamber 201 a and the suction nozzle 11 is smaller than the maximum distance between the liquid inlet hole 34 and the suction nozzle 11 .
  • the vertical distance between the lowest position F of the liquid inlet hole 34 and the suction nozzle 11 is the maximum distance between the liquid inlet hole 34 and the suction nozzle 11 .
  • the bottom surface D of the liquid storage chamber 201a is higher than the lowest position F of the liquid inlet hole 34;
  • the tendency of the flow at the position where the lowest position F is located, so that there are fewer aerosol-generating substrates in the liquid storage chamber 201a, so that the aerosol-generating substrates converge toward the position where the lowest position F of the liquid inlet hole 34 is located as much as possible to enter the mist The atomization chamber 220 is atomized, thereby not only being able to fully atomize the aerosol-generating substrate in the liquid storage chamber 201a, reducing the residue of the aerosol-generating substrate in the liquid storage chamber 201a, improving product utilization, but also enabling the atomization chamber 220 Sufficient supply of aerosol-generating substrates can be obtained, reducing the risk of dry heating of the heating element 24 and improving product safety.
  • the side surface of the atomizing core 20e facing the suction nozzle 11 forms the bottom surface D of the liquid storage chamber 201a.
  • the atomizing core 20e includes a sleeve portion 200a and an atomization portion 200b; the sleeve portion 200a is used to sleeve with the casing 10a, and the sleeve portion 200a has a first surface, and the first surface forms a reservoir The bottom surface D of the liquid chamber 201a.
  • the atomization part 200b is disposed on the first surface of the sleeve part 200a, the atomization part 200b has a first side G and a second side H opposite to each other, and an atomization chamber 220 is disposed inside the atomization part 200b.
  • the liquid inlet hole 34 is specifically formed on the first side G of the atomizing part 200b.
  • the bottom surface D of the liquid storage chamber 201a may also be formed by the casing 10a, which is not limited in the present application.
  • the base 21 forms the sleeve portion 200a of the atomizing core 20e
  • the base 22 forms the atomizing portion 200b of the atomizing core 20e
  • the housing 10a is sleeved on the base 21 and fits with the outer wall of the base 22
  • a liquid storage chamber 201a is formed.
  • the specific structure and function of the atomizing core 20e are the same or similar to those of the above-mentioned second type of atomizing core 20b, and can achieve the same or similar technical effects.
  • the first sealing member 26b cooperates with the casing 10a to form the liquid storage chamber 201a, and the first sealing member 26b forms the outer surface of the atomizing core 20e. It can be understood that in this embodiment, the first sealing member The member 26b forms the bottom surface D of the liquid storage chamber 201a; the following embodiments are all taken as an example.
  • the bottom surface D of the liquid storage chamber 201a is an inclined surface relative to the reference surface, and the lowest position of the inclined surface is close to the liquid inlet hole 34; that is, the lowest position of the inclined surface is located at the atomizing core 20e
  • One side of the liquid inlet hole 34 is arranged so that the aerosol-generating substrates can enter the liquid inlet hole 34 after gathering.
  • the liquid inlet hole 34 is located on the first side G of the first sealing member 26b; and in one embodiment, the lowest position of the inclined surface and the suction nozzle 11 The distance is the same as the distance between the lowest position F of the liquid inlet hole 34 and the suction nozzle 11, so that as much aerosol-generating substrate as possible can directly enter the liquid inlet hole 34.
  • the angle between the inclined surface and the positive direction is greater than 0 degrees and less than 90 degrees.
  • the included angle between the inclined surface and the positive direction may be 30-60 degrees, so that the aerosol-generating substrate can also enter the liquid inlet hole 34 when the atomizer 101c is tilted by inhalation by the user. .
  • the difference between the atomizing core 20e and the aforementioned atomizing cores 20a/20b/20c/20d is that the vertical distance between the ventilation hole 262 and the suction nozzle 11 is smaller than the liquid inlet hole 34 and the suction nozzle 11, that is, the position of the ventilation hole 262 is higher than the position of the liquid inlet hole 34, and the ventilation hole 262 is correspondingly arranged at a higher position on the bottom surface D of the liquid storage chamber 201a, so that the air When the aerosol-generating matrix is less, the problem of the aerosol-generating matrix blocking the ventilation hole 262 is avoided, thereby improving the ventilation performance and promoting the liquid release.
  • the aerosol-generating substrate can be promoted to face the liquid inlet hole
  • the positions of 34 are converging so that the aerosol-generating substrates converge and enter the liquid inlet 34, thereby improving the utilization rate of the aerosol-generating substrates and reducing the problem of dry heating of the heating element 24.
  • the distance between at least part of the bottom surface D of the liquid storage chamber 201a and the suction nozzle 11 is greater than the minimum distance between the liquid inlet hole 34 and the suction nozzle 11; wherein, the highest position of the liquid inlet hole 34 is perpendicular to the suction nozzle 11 The distance is the minimum distance between the liquid inlet hole 34 and the suction nozzle 11 .
  • the highest position of the liquid inlet hole 34 is higher than the bottom surface D of at least part of the liquid storage chamber 201a.
  • Fig. 27a is a B-B cross-sectional view of the atomizer 101d shown in Fig. 2 provided by the second embodiment of the present application
  • Fig. 27b is a view of the atomizing core 20f in the atomizer 101d shown in Fig. 27a
  • the bottom surface D of the liquid storage chamber 201a is generally higher than the lowest position F of the liquid inlet hole 34 and lower than the highest position of the liquid inlet hole 35; further, the bottom surface D of the liquid storage chamber 201a forms a groove corresponding to the position of the liquid inlet hole 34 35 , the lowest position F of the liquid inlet hole 34 is located in the groove 35 .
  • the aerosol-generating substrates can be gathered in the groove 35.
  • the relative height of the aerosol-generating substrates can be increased, so that A small amount of aerosol-generating substrate can also flow into the atomizing chamber 220 through the liquid inlet hole 34, thereby improving the utilization rate of the aerosol-generating substrate and preventing the heating element 24 from burning dry.
  • the nebulizer 101d corresponding to this embodiment can be an open nebulizer, that is, the user can re-inject the aerosol-generating base in the liquid storage chamber 201a after using up the aerosol-generating base, so as to reuse the mist Converter 101d.
  • a new atomizing core 20f is provided, and the casing part 200c of the atomizing core 20f faces the side surface of the atomizing part 200d to form the liquid storage chamber
  • the bottom surface D of 201a, and the side surface corresponding to the liquid inlet hole 34 is recessed toward the direction away from the atomizing part 200d to form a groove 35, and the liquid inlet hole 34 is specifically opened on the side wall corresponding to the groove 35, And communicate with the atomization chamber 220 .
  • the height of the bottom surface of the groove 35 is the same as the lowest position F of the liquid inlet hole 34, so as to ensure that a small amount of aerosol-generating substrate in the liquid storage chamber 201a can Entering the atomization chamber 220 through the liquid inlet hole 34 can effectively ensure the utilization rate of the aerosol generating substrate.
  • the bottom surface D of the liquid storage chamber 201a is lower than the highest position of the liquid inlet hole 34, and the radial dimension of the groove 35 along the direction perpendicular to the air outlet path C of the atomizing core 20a may be larger than the liquid inlet
  • the diameter of the hole 34 is along the direction perpendicular to the gas outlet path C of the atomizing core 20a, so that the liquid inlet hole 34 is fully exposed.
  • the radial dimension of the groove 35 specifically refers to the width dimension of the groove 35 along the circumferential direction of the atomizing core 20e.
  • the bottom surface D of the liquid storage chamber 201a can be plane and perpendicular to the positive direction, and the radial dimension of the groove 35 can gradually decrease along the direction away from the liquid storage chamber 201a, so as to gather the aerosol in the liquid storage chamber 201a Generate matrix.
  • the bottom surface D of the liquid storage chamber 201a may also be in a concave-convex shape or an inclined shape with a certain roughness.
  • Fig. 28a is a schematic structural diagram of an atomizer provided in another embodiment of the present application
  • Fig. 28b is a B-B sectional view of the atomizer shown in Fig. 28a
  • Fig. 28c is an overall schematic diagram of the atomization core in the atomizer shown in FIG. 28b.
  • Another atomizer 101e is provided, and the atomizer 101e can be a closed atomizer, that is, it cannot refill liquid into the liquid storage chamber 201a.
  • the atomizer 101e includes a casing 10b and an atomizing core 20g; the atomizing core 20g is arranged in the casing 10b, and cooperates with the casing 10b to form a liquid storage chamber 201b.
  • the difference from the above-mentioned atomizers 101c and 101d corresponding to FIG. 26 and FIG. 27b is that the entire outer wall of the atomizing core 20g is in contact with and sleeved on the housing 10b.
  • the liquid inlet hole 34 is specifically opened on the outer wall of the atomizing core 20g, and the bottom surface D of the liquid storage chamber 201b is higher than the highest position of the liquid inlet hole 34; and the atomizing core 20g has At least one communication hole 36 , the communication hole 36 communicates with different positions of the liquid inlet hole 34 , and the liquid storage chamber 201 b communicates with the liquid inlet hole 34 through at least one communication hole 36 .
  • the specific structure of the atomizer 101e corresponding to the atomizing core 20g can be referred to FIG. 28a and FIG. 28b.
  • the communication hole 36 can be a groove formed on the outer wall of the atomizing core 20g, and the groove runs through the side of the atomizing core 20g facing the suction nozzle 11 and the liquid inlet. hole 34, and cooperate with the housing 10b to form a liquid inlet channel; the liquid storage chamber 201b is specifically communicated with the liquid inlet hole 34 through the liquid inlet channel.
  • the outer wall of the atomizing core 20g can still be sleeved with a first sealing member 26c to seal the atomizing chamber 220; the first sealing member 26c can For the silicone case.
  • the groove body is specifically opened on the outer wall of the first sealing member 26c, and the housing 10 specifically cooperates with the first sealing member 26c to form the liquid storage chamber 201b and the liquid inlet channel, so as to improve the sealing effect of the liquid inlet channel , to avoid leakage problems.
  • the outer wall of the first sealing member 26c is sleeved with the casing 10b, and the upper surface of the first sealing member 26c forms the bottom surface D of the liquid storage chamber 201b.
  • the communication hole 36 may also be a through hole opened in the middle of the atomization core 20g, and the through hole directly communicates with the atomization chamber 220 to communicate with the liquid storage chamber 201b and the atomization chamber 220 .
  • the communication hole 36 may include a first communication hole 36a and a second communication hole 36b, and the first communication hole 36a and the second communication hole 36b are respectively located at the liquid inlet hole 34 along the circumference of the atomizing core 20g.
  • the communication hole 36 may also include a third communication hole 36c, the third communication hole 36c is located between the first communication hole 36a and the second communication hole 36b and communicates with the highest position of the liquid inlet hole 34;
  • the radial size of the three communication holes 36c can gradually increase along the direction away from the liquid inlet hole 34, which can avoid the formation of air bubbles in the third communication hole 36c, and can make the first communication hole 36a or the second communication hole 36b
  • the formed air bubbles are broken through the third communication hole 36 c, so as to further reduce the occurrence probability of air bubble formation in the communication hole 36 .
  • the connection directions of the plurality of communication holes 36 and the liquid inlet holes 34 are different.
  • the atomizer 101e provided in this embodiment, by setting the casing 10b and the atomizing core 20g, the atomizing core 20g is set in the casing 10b, and cooperates with the casing 10b to form a liquid storage chamber 201b, which is used for the liquid storage chamber 201b
  • the atomizing core 20g has at least one communication hole 36, so as to
  • the liquid storage chamber 201b is communicated with the liquid inlet hole 34 through the communication hole 36, and then communicated with the atomization chamber 220, so that not only can the lateral single-sided liquid intake of the atomization core 20g be realized, but also the liquid storage chamber can be transferred by using at least one communication hole 36
  • a small amount of aerosol-generating matrix on the bottom surface D of the chamber 201b is drained to the liquid inlet 34, and enters the atomizing chamber 2

Landscapes

  • Special Spraying Apparatus (AREA)

Abstract

L'invention concerne un noyau d'atomisation (20, 20a, 20b, 20c, 20d, 20e, 20f, 20g), un atomiseur (101, 101a, 101b, 101c, 101d, 101e) et un dispositif d'atomisation électronique (100). Le noyau d'atomisation (20, 20a, 20b, 20c, 20d, 20e, 20f, 20g) comprend : une base (22), un élément de guidage de liquide (23), un élément chauffant (24) et des fils d'électrode (25a, 25b); la base (22) est pourvue d'une cavité d'atomisation (220); l'élément de guidage de liquide (23) est disposé dans la cavité d'atomisation (220) et est utilisé pour guider l'écoulement d'un substrat de génération d'aérosol; l'élément chauffant (24) est disposé sur l'élément de guidage de liquide (23) et est utilisé pour atomiser le substrat de génération d'aérosol lorsqu'il est mis sous tension; et les fils d'électrode (25a, 25b) sont électriquement connectés à l'élément chauffant (24) et fixent l'élément chauffant (24) à l'élément de guidage de liquide (23). Le noyau d'atomisation (20, 20a, 20b, 20c, 20d, 20e, 20f, 20g) peut améliorer efficacement le degré de fixation entre l'élément chauffant (24) et l'élément de guidage de liquide (23), ce qui permet d'éviter le problème de génération d'une saveur de brûlé de vapotage provoquée par la combustion à sec de l'élément chauffant (24); et l'effet sur la résistance de vapotage d'un écoulement d'air est faible.
PCT/CN2021/125395 2021-10-21 2021-10-21 Noyau d'atomisation, atomiseur et appareil d'atomisation électronique WO2023065239A1 (fr)

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PCT/CN2021/125395 WO2023065239A1 (fr) 2021-10-21 2021-10-21 Noyau d'atomisation, atomiseur et appareil d'atomisation électronique

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Citations (8)

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US20160143358A1 (en) * 2014-11-25 2016-05-26 Xiaochun Zhu Heating assembly for electronic cigarette vaporizer
CN208064491U (zh) * 2018-04-02 2018-11-09 深圳市优维尔科技有限公司 一种圆管状发热丝及雾化器装置
CN209135478U (zh) * 2018-11-28 2019-07-23 深圳市华诚达精密工业有限公司 一种两侧进液多孔材料多表面的加热雾化结构和装置
CN209314955U (zh) * 2018-10-22 2019-08-30 常州市派腾电子技术服务有限公司 用于电子烟的雾化设备及电子烟
CN112493558A (zh) * 2020-12-08 2021-03-16 深圳市华诚达发展有限公司 雾化单元及雾化装置
US20210205827A1 (en) * 2019-01-25 2021-07-08 Shenzhen Huachengda Precision Industry Co. Ltd. Three-dimensional atomization device for heating a porous liquid guiding material
CN214234713U (zh) * 2020-09-18 2021-09-21 深圳市华诚达精密工业有限公司 高效加强式加热组件和雾化装置
CN113712273A (zh) * 2021-08-26 2021-11-30 深圳市赛尔美电子科技有限公司 雾化结构及其制作方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160143358A1 (en) * 2014-11-25 2016-05-26 Xiaochun Zhu Heating assembly for electronic cigarette vaporizer
CN208064491U (zh) * 2018-04-02 2018-11-09 深圳市优维尔科技有限公司 一种圆管状发热丝及雾化器装置
CN209314955U (zh) * 2018-10-22 2019-08-30 常州市派腾电子技术服务有限公司 用于电子烟的雾化设备及电子烟
CN209135478U (zh) * 2018-11-28 2019-07-23 深圳市华诚达精密工业有限公司 一种两侧进液多孔材料多表面的加热雾化结构和装置
US20210205827A1 (en) * 2019-01-25 2021-07-08 Shenzhen Huachengda Precision Industry Co. Ltd. Three-dimensional atomization device for heating a porous liquid guiding material
CN214234713U (zh) * 2020-09-18 2021-09-21 深圳市华诚达精密工业有限公司 高效加强式加热组件和雾化装置
CN112493558A (zh) * 2020-12-08 2021-03-16 深圳市华诚达发展有限公司 雾化单元及雾化装置
CN113712273A (zh) * 2021-08-26 2021-11-30 深圳市赛尔美电子科技有限公司 雾化结构及其制作方法

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