WO2022141566A1 - Dispositif d'atomisation électronique et atomiseur, ensemble d'atomisation et noyau d'atomisation associés - Google Patents

Dispositif d'atomisation électronique et atomiseur, ensemble d'atomisation et noyau d'atomisation associés Download PDF

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Publication number
WO2022141566A1
WO2022141566A1 PCT/CN2020/142494 CN2020142494W WO2022141566A1 WO 2022141566 A1 WO2022141566 A1 WO 2022141566A1 CN 2020142494 W CN2020142494 W CN 2020142494W WO 2022141566 A1 WO2022141566 A1 WO 2022141566A1
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WO
WIPO (PCT)
Prior art keywords
electrode
atomizing core
atomizing
porous body
heating
Prior art date
Application number
PCT/CN2020/142494
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English (en)
Chinese (zh)
Inventor
王守平
魏益松
周阿平
吴振宇
欧国亮
谢许山
Original Assignee
深圳麦克韦尔科技有限公司
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Publication date
Application filed by 深圳麦克韦尔科技有限公司 filed Critical 深圳麦克韦尔科技有限公司
Priority to PCT/CN2020/142494 priority Critical patent/WO2022141566A1/fr
Publication of WO2022141566A1 publication Critical patent/WO2022141566A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/10—Devices using liquid inhalable precursors
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/46—Shape or structure of electric heating means

Definitions

  • the invention relates to the field of atomization, in particular to an atomizer, an atomization assembly and an atomization core.
  • the electronic atomizing device for inhaling aerosols in the related art usually uses porous ceramics to make atomizing cores.
  • the lead wires of such porous ceramic atomizing cores usually need to pass through the porous ceramics, which will lead to changes in the internal structure of the porous ceramics and is easy to cause. cracked.
  • the circuit wiring is relatively long, which increases the manufacturing difficulty and production cost of the electronic atomization device.
  • the present invention provides an improved atomizer, its atomization assembly and atomization core.
  • the present invention provides an atomization core, which includes a cylindrical porous body, the porous body includes a first end face and a second end face opposite to the first end face; the atomization core also includes a heating element , the heating element is arranged on the inner wall surface of the porous body; the atomizing core also includes a first electrode and a second electrode, and the first electrode and the second electrode are arranged on the porous body electrically insulated from each other. on one of the first end surface and the second end surface, and are respectively electrically connected with the heating body.
  • the heating element includes a first heating element and a second heating element
  • the atomizing core further includes an electrical connection portion for connecting the first heating element and the second heating element in series.
  • the electrical connection portion is disposed on the other of the first end face and the second end face of the porous body.
  • the electrical connection portion is annular.
  • the first heating body includes a plurality of first heating strips distributed in parallel and spaced apart, the first heating strips extend along the longitudinal direction of the inner wall surface of the porous body, and one end is connected to the electrical connection part connected, and the other end is connected to the first electrode.
  • the second heating element includes a plurality of second heating strips distributed in parallel and spaced apart, the second heating strips extend longitudinally along the inner wall of the porous body, and one end is connected to the electrical connection portion, The other end is connected to the second electrode.
  • the resistivity of the heating element is greater than or equal to 20 times the resistivity of the first electrode and the second electrode.
  • the heating element is made of at least one of nickel-chromium alloy, iron-chromium-aluminum alloy, and silver-palladium alloy.
  • the first electrode and/or the second electrode are made of silver or copper.
  • the heating element includes a heating film formed by printing or spraying the heating film paste on the blank of the porous body, and then sintering the heating film.
  • the first electrode and/or the second electrode includes a conductive film formed by printing or spraying a conductive film paste on the green body of the porous body and then sintering it. .
  • one of the first end surface and the second end surface is provided with a groove separating the first electrode and the second electrode.
  • the ends corresponding to one of the first end face and the second end face of the porous body have a larger diameter.
  • the porous body includes a cylindrical porous ceramic.
  • the heating body includes heating circuits, and each of the heating circuits has a width of 0.1 mm-0.6 mm and a thickness of 0.02-0.2 mm.
  • the resistivity of the heating element is greater than the resistivity of the first electrode and the second electrode.
  • an atomization assembly comprising the atomization core described in any one of the above and a sealing ring arranged on one of the first end face and the second end face, the sealing ring comprising a first perforation and a Second through holes, the first through holes and the second through holes correspond to the first electrodes and the second electrodes, respectively.
  • the sealing ring includes a protruding rib embedded in one of the first end surface and the second end surface, and the straight line where the protruding rib is located is the same as that of the first through hole and the second through hole.
  • the lines intersect vertically.
  • an atomizer including the atomization assembly described in any one of the above, a first electrode column and a second electrode column, the first electrode column and the second electrode column are respectively penetrated through the first through hole and the second electrode column.
  • the second through hole is in contact with the first electrode and the second electrode respectively and conducts.
  • the first electrode post and/or the second electrode post are elastic thimbles.
  • an electronic atomization device comprising the atomizer described in any one of the above and a battery device mechanically and electrically connected to the atomizer.
  • the beneficial effects of the present invention are: by arranging the first electrode and the second electrode on the same end face of the porous body, the electrical circuit design of structures other than the atomizing core is simplified, the cost of raw materials is reduced, and the difficulty of assembly is reduced.
  • FIG. 1 is a schematic three-dimensional structure diagram of an electronic atomization device in some embodiments of the present invention.
  • FIG. 2 is a schematic diagram of a three-dimensional exploded structure of the electronic atomization device shown in FIG. 1 .
  • FIG. 3 is a schematic diagram of a longitudinal cross-sectional structure of an atomizer of the electronic atomization device shown in FIG. 2 .
  • FIG. 4 is a schematic diagram of a three-dimensional exploded structure of the atomizer shown in FIG. 2 .
  • FIG. 5 is a schematic diagram of a longitudinal cross-sectional structure of the atomizer shown in FIG. 2 in a disassembled state.
  • FIG. 6 is a schematic diagram of a three-dimensional exploded structure of the atomizing body shown in FIG. 4 .
  • FIG. 7 is a schematic diagram of a longitudinal cross-sectional structure of the atomizing body shown in FIG. 4 in a disassembled state.
  • FIG. 8 is a schematic diagram of a three-dimensional exploded structure of the atomizing core shown in FIG. 6 .
  • FIG. 9 is a schematic diagram of a partial three-dimensional structure of an atomizing body in other embodiments of the present invention.
  • FIG. 10 is a schematic diagram of a longitudinal cross-sectional structure of the atomizing body shown in FIG. 9 .
  • FIG. 11 is a schematic diagram of a longitudinal cross-sectional structure of the atomizing body shown in FIG. 9 in a disassembled state.
  • FIG. 12 is a schematic diagram of a longitudinal cross-sectional structure of an atomizing body in still other embodiments of the present invention.
  • FIG. 13 is a schematic diagram of a three-dimensional exploded structure of the atomizing body shown in FIG. 12 .
  • FIG. 14 is a schematic longitudinal cross-sectional structural diagram of the atomizing body shown in FIG. 12 in a disassembled state.
  • FIG. 15 is a schematic diagram of a three-dimensional exploded structure of the atomizing core shown in FIG. 12 .
  • FIG. 16 is a schematic three-dimensional structure diagram of an atomizer in some embodiments of the present invention.
  • FIG. 17 is a schematic view of the longitudinal cross-sectional structure of the atomizer shown in FIG. 16 .
  • FIG. 18 is a schematic diagram of a three-dimensional exploded structure of the atomizer shown in FIG. 16 .
  • FIG. 19 is a schematic diagram of a longitudinal cross-sectional structure of the atomizer shown in FIG. 16 in a disassembled state.
  • FIG. 20 is a schematic diagram of a three-dimensional exploded structure of the atomizing core shown in FIG. 18 .
  • FIG. 21 is a schematic diagram of a longitudinal cross-sectional structure of an atomizing body in still other embodiments of the present invention.
  • FIG. 1 and FIG. 2 show an electronic atomizing device in some embodiments of the present invention
  • the electronic atomizing device can be used for a user to inhale aerosol, which can include an atomizer 1 and cooperate with the atomizer 1 the battery unit 2.
  • the atomizer 1 can be used to store and heat and atomize a liquid aerosol-generating substrate such as a medicinal liquid, and to export the aerosol.
  • the battery device 2 can be used to power the atomizer 1 .
  • both the atomizer 1 and the battery device 2 may be cylindrical, and the two may be mechanically and electrically connected together in the axial direction.
  • the atomizer 1 and the battery device 2 are detachably connected together by means of screw connection.
  • the atomizer 1 and the battery device 2 are not limited to be connected by means of threads, and they can also be detachably connected together by means of magnetic attraction. It can be further understood that the atomizer 1 and the battery device 2 are not limited to be cylindrical, but may also be cylindrical with an oval, racetrack or irregular cross-section.
  • the atomizer 1 may include a cylindrical atomizing body 10 located at the lower part and a suction nozzle assembly 20 axially connected to the upper end of the atomizing body 10 .
  • the atomizing body 10 For storing and heating the atomized liquid aerosol generating substrate, the suction nozzle assembly 20 is used to block the liquid aerosol generating substrate in the atomizing body 10 and export the aerosol.
  • the suction nozzle assembly 20 is embedded in the upper end of the atomizing body 10 by a tight fit, so as to inject the liquid aerosol-generating matrix into the atomizing body 10 .
  • the suction nozzle assembly 20 can be detachably connected to the upper end of the atomizing body 10 , and at this time, the liquid aerosol-generating substrate can be repeatedly added to increase the service life of the atomizer 1 .
  • the nozzle assembly 20 and the atomizing body 10 may also be non-detachable, that is, once the two are connected, they will be locked, and the two cannot be separated without destroying the existing structure. separation.
  • a reusable nebulizer can be constructed in one piece by adding a liquid injector, as is the case with the nebulizer 1c shown in FIG. 16 .
  • the atomizing body 10 may include a base 11 , a ventilation pipe 12 , a casing 13 , an atomizing assembly 14 , an electrode column 15 , and an insulating sealing ring 16 assembled together coaxially. , the first electrode claw 17 and the second electrode claw 18 .
  • the base 11 may be cylindrical in some embodiments, and may be electrically conductive.
  • the ventilation duct 12 can also be electrically conductive, and is embedded in the upper part of the base 11 in the longitudinal direction, and is electrically connected with the base 11 ; the ventilation duct 12 defines a cylindrical atomizing cavity 120 .
  • the casing 13 can be cylindrical, which is sleeved on the upper part of the base 11 in the longitudinal direction and surrounds the ventilation pipe 12; an annular shape is defined between the inner wall of the casing 13 and the outer wall of the ventilation pipe 12.
  • Liquid storage chamber 130 A liquid inlet hole 122 for connecting the liquid storage cavity 130 and the atomization cavity 120 can also be formed on the ventilation pipe 12 .
  • the atomizing assembly 14 can be cylindrical, and is disposed in the atomizing cavity 120 in the longitudinal direction; the middle part of the atomizing assembly 14 can form a longitudinally passing airflow channel 140 .
  • the electrode column 15 is longitudinally penetrated in the lower part of the base 11, and is electrically insulated from the base 11; Thereby, the insulating and sealing connection with the base 11 is realized.
  • One end of the first electrode claw 17 is fixed on the inner wall of the ventilation duct 12 and is electrically connected to the ventilation duct 12 , and the other end is in elastic contact with the upper end of the atomizing assembly 14 , so as to connect the upper end of the atomizing assembly 14 with the ventilation duct 12 . Electrical connection.
  • One end of the second electrode claw 18 is fixed on the electrode column 15 and is electrically connected to the electrode column 15 , and the other end is in elastic contact with the lower end of the atomizing assembly 14 to electrically connect the lower end of the atomizing assembly 14 to the electrode column 15 .
  • the electrode column 15 is used for electrical connection with the positive electrode of the battery device 2
  • the base 11 is used for electrical connection with the negative electrode of the battery device 2 , thereby forming an electrical circuit.
  • the electrode column 15 and the base 11 can also be electrically connected to the negative electrode and the positive electrode of the battery device 2 respectively, and in this case, the direction of the current is opposite to the above-mentioned direction.
  • the base 11 may be integrally formed with a metal material, which may include a circular base 111 , a first mounting cylinder 112 longitudinally disposed on the upper surface of the base 111 , and The second installation cylinder 113 is longitudinally disposed on the bottom surface of the base 111 , and a longitudinal through hole 1110 is formed in the middle of the base 111 , and the through hole 1110 connects the first installation cylinder 112 and the second installation cylinder 113 .
  • the outer wall surface of the second installation cylinder 113 forms a screw structure 1131 for screwing the upper end of the battery device 2
  • the inner wall surface is formed with an installation ring 1132 that cooperates with the insulating sealing ring 16 .
  • the ventilation duct 12 may be integrally formed with a metal material, and may include a first pipe section 121 , a second pipe section 123 axially connected to the upper end of the first pipe section 121 , and a third pipe section 123 axially connected to the lower end of the first pipe section 121
  • the inner diameter and outer diameter of the pipe section 125 , the third pipe section 125 , the first pipe section 121 and the second pipe section 123 decrease sequentially.
  • the first pipe section 121 defines the above-mentioned atomization cavity 120
  • the above-mentioned liquid inlet holes 122 may be multiple, and are uniformly formed in the circumferential direction of the side wall of the first pipe section 121 .
  • a stop ring 1231 extending toward the central axis may be provided on the inner wall surface of the second pipe section 123 near the first pipe section 123 to provide an axial resisting force to the first electrode claw 17 .
  • the end surface of the blocking ring 1231 close to the first electrode claw 17 may be a plane perpendicular to the central axis of the second pipe section 123 , and the end surface away from the first electrode claw 17 may be a trumpet-shaped conical surface.
  • the outer diameter of the third pipe section 125 is adapted to the inner diameter of the first installation barrel 112 , so that the third pipe section 125 is longitudinally embedded in the first installation barrel 112 and tightly fitted with the first installation barrel 112 .
  • the height of the third pipe section 125 is equivalent to the height of the first installation barrel 112 .
  • a guide portion 1251 is formed inwardly on the outer wall surface of the third pipe section 125 near the lower end, and the outer diameter of the guide portion 125 is smaller than A mounting barrel 112 .
  • the casing 13 can be made of a transparent material, and its inner diameter is adapted to the outer diameter of the first installation cylinder 112, so that the lower end of the casing 13 can be sleeved on the first installation cylinder 112 in the axial direction, And tightly fit with the first installation barrel 112 .
  • the upper end surface of the housing 13 may be slightly lower than the upper end surface of the second pipe section 123 so as to be better matched with the suction nozzle assembly 20 .
  • the above-mentioned liquid storage cavity 130 is defined between the inner wall surface of the casing 13 and the inner wall surfaces of the first pipe section 121 and the second pipe section 123 , and an annular liquid injection is formed between the upper end of the casing 13 and the upper end of the second pipe section 123 mouth 132.
  • the atomizing assembly 14 may include a cylindrical atomizing core 141 arranged longitudinally, a first sealing ring 142 sleeved on the upper end of the atomizing core 141 , and a second sealing ring sleeved at the lower end of the atomizing core 141 143.
  • the first sealing ring 142 may have an L-shaped cross section for sealing the gap between the upper end of the atomizing core 141 and the upper end of the first pipe section 121 .
  • the first sealing ring 142 may include a cylindrical first sealing portion 1421 and an annular second sealing portion 1423 connected to the upper end edge of the first sealing portion 1421.
  • the first sealing portion 1421 is sleeved on the On the outer wall surface of the upper end of the atomizing core 141 , the second sealing portion 1423 covers the upper end surface of the atomizing core 141 .
  • the inner diameter of the second sealing portion 1423 is preferentially larger than the aperture of the atomizing core 141 , so that when the first electrode claw 17 cooperates with the atomizing core 141 , it will not be blocked by the second sealing portion 1423 .
  • the second sealing ring 143 may also have an L-shaped cross-section for sealing the gap between the lower end of the atomizing core 141 and the third pipe section 125 .
  • the second sealing ring 143 may include a cylindrical third sealing portion 1431 and an annular fourth sealing portion 1433 connected to the lower end edge of the third sealing portion 1431.
  • the third sealing portion 1431 is sleeved on On the outer wall surface of the lower end of the atomizing core 141 , the fourth sealing portion 1433 covers the lower end surface of the atomizing core 141 .
  • the middle part of the outer wall surface of the atomizing core 141 may face the liquid inlet hole 122 .
  • a central through hole 1410 is formed in the middle of the atomizing core 141 in a longitudinal direction.
  • the inner diameter of the fourth sealing portion 1433 is preferably larger than the aperture of the atomizing core 141 , so that when the second electrode claw 18 cooperates with the atomizing core 141 , it will not be blocked by the fourth sealing portion 1433 .
  • a labyrinth-shaped first ventilation groove 1420 is formed on the inner wall surface of the first sealing ring 142 , and the first ventilation groove 1420 penetrates through the inner wall surfaces of the first sealing portion 1421 and the second sealing portion 1423 .
  • the size of the first ventilation groove 1420 can be designed to be small enough to have capillary force in the use state, so as to adjust the air flow in the liquid storage cavity 130 and the ventilation pipe 12 when the liquid storage cavity 130 is at a relatively large negative pressure The channel is turned on to achieve gas-liquid balance and prevent dry burning.
  • the second sealing ring 143 may also be provided with a labyrinth-shaped second ventilation groove 1430 on the inner wall surface. It has the same function as the first ventilation groove 1420 .
  • the first sealing ring 142 and the second sealing ring 143 have the same structure and can be used in common use, thereby facilitating automatic installation and saving the cost of mold opening of the sealing ring.
  • first sealing ring 142 and the second sealing ring 143 may alternatively be provided with a ventilation structure, both of which have advantages and disadvantages.
  • first sealing ring 142 has a ventilation structure
  • first ventilation groove 1420 of the first sealing ring 142 leaks liquid
  • part of the leaking liquid will flow down from the upper end of the atomizing core 141, and be removed by the atomizing core 141 Atomize again after absorption.
  • second sealing ring 143 has a ventilation structure, although possible liquid leakage is easy to flow into the base 11 , the air supply through the second sealing ring 143 is smoother because the air flow direction in the air passage is from bottom to top.
  • the sealing silica gel of the second sealing ring 143 at the lower end is thicker, that is, the distance from the surface of the second sealing ring 143 in contact with the atomizing core 141 to the surface in contact with the ventilation pipe 12 can be better.
  • the lower end of the atomizing core 141 is sealed by interference fit, so as to avoid liquid leakage. When the two are compared, the comparison is made with the thickness of the corresponding part of the first sealing ring 142 .
  • the atomizing core 141 may include a cylindrical porous body 1411 , a heating element 1412 disposed on the inner wall of the porous body 1411 , a heating element 1412 disposed on the upper end of the inner wall of the porous body 1411 and connected to the heating element 1412 The upper end is electrically connected to the first electrode 1413 , and the second electrode 1414 is disposed at the lower end of the inner wall surface of the porous body 1411 and is electrically connected to the lower end of the heating body 1412 .
  • the porous body 1411 may be a porous ceramic in some embodiments, and may be a small-sized porous body 1411 , which may have a length of 0.8-1.2 cm and an inner diameter of 0.18-0.22 cm in some embodiments.
  • the heating element 1412 can be made of nickel-chromium alloy, iron-chromium-aluminum alloy, silver-palladium alloy and other materials in some embodiments, printed and sprayed on the inner surface of the body of the porous body 1411, and then formed in the porous body 1411 by sintering.
  • the wall surface which may include two prolate loop-shaped heating circuits B arranged in parallel in the axial direction of the porous body 1411 and a connecting circuit C connecting the two in series, the length direction of the two heating circuits B is along the length of the porous body 1411.
  • the inner wall surface extends in the circumferential direction so that the whole is C-shaped.
  • the heating body 1412 may further include an upper end line D and a lower end line A connected to the upper end and the lower end, respectively, so as to be electrically connected to the first electrode 1413 and the second electrode 1414, respectively.
  • the first electrode 1413 and/or the second electrode 1414 can be made of materials such as silver, copper, etc., and can be formed on the inner wall surface of the cylindrical porous body 1411 by coating/printing and sintering with silver paste or copper paste, and At least part of it is connected to the heating element 1412 .
  • the first electrode 1413 and/or the second electrode 1414 may be C-shaped in some embodiments, which is usually firstly paste-printed on the heating body 1412 onto the blank of the porous body 1411, then printing or coating the electrode paste, and then Sintered together.
  • the width of the notch of the first electrode 1413 may be smaller than the width of the conductive portion 173 so as to be in electrical contact with all the conductive portions 173 of the first electrode claws 17 ; the width of the notch of the second electrode 1414 may be smaller than the width of the conductive portion 173 .
  • the width of the portion 183 is adjusted so as to be electrically connected with all the conductive portions 183 of the second electrode claw 18 .
  • the heating body 1412 can also be made of a metal heating sheet in some embodiments, the porous body 1411 is also limited to a porous ceramic material, and other suitable porous body materials are also acceptable.
  • first electrode 1413 and/or the second electrode 1414 is not limited to the C-shaped distribution at the end of the inner wall surface of the porous body 1411 , but can also be distributed over the entire circumference of the end of the inner wall surface of the porous body 1411 , which is annular.
  • the above-mentioned arrangement of the first electrode 1413 and/or the second electrode 1414 eliminates the need to drill holes in the porous body 1411, and the internal structure of the porous body 1411 is more complete, controllable and reliable, so the consistency of the product is well guaranteed .
  • the use of lead wires can be avoided, thereby reducing manufacturing difficulty and production cost. This is particularly evident for the application to the miniaturized porous body 1411 .
  • arranging the first electrode 1413 and the second electrode 1414 at both ends of the inner wall of the small-sized porous body 1411 also has many advantages, because the inner wall area of the miniaturized porous body 1411 is very small. There are two electrodes, the area of the two electrodes is too small to establish a stable electrical connection with the electrode connector, and it is also prone to short circuit problems.
  • the first electrode 1413 and the second electrode 1414 at both ends the first electrode can be easily The deployment of the first electrode 1413 and the second electrode 1414 can make the area of the first electrode 1413 and the second electrode 1414 larger and facilitate the establishment of a stable electrical connection with the electrode connector.
  • the electrode column 15 includes a central hole 150 extending upward from the lower end surface, an air outlet hole 152 formed on the side wall of the top, and a slot 154 formed on the side wall surface.
  • the air hole 152 communicates with the central hole 150 for air intake.
  • the engaging groove 154 is used for engaging with the insulating sealing ring 16 .
  • An engaging groove 160 is formed on the outer wall surface of the insulating sealing ring 16 for engaging with the mounting ring 1132 of the base 11 .
  • the first electrode claw 17 may be made of phosphor bronze or 316 stainless steel in some embodiments, and a gold-plated layer may be provided on the surface thereof.
  • the first electrode claw 17 is preferably made of phosphor bronze material, which has relatively low impedance.
  • the first electrode claw 17 may include a mounting portion 171 embedded in the inner wall surface of the second pipe section 123 , three extending portions 172 connected with the mounting portion 171 , and three conductive portions 173 respectively connected with the three extending portions 172 . .
  • Each extension portion 172 and the corresponding conductive portion 173 form an elastic conductive arm of the first electrode claw 17 . It can be understood that the number of the elastic conductive arms of the first electrode claw 17 is not limited to three, one or more can be used, and having multiple elastic conductive arms can make electrical connection more reliable and assembly more convenient.
  • the mounting portion 171 can be cylindrical in some embodiments, and has a longitudinal fracture 1710 penetrating through the edges of both sides.
  • the presence of the fracture 1710 can cause deformation during installation, so as to ensure that the mounting portion 171 can better connect with the second pipe section 123
  • the inner wall is fixed.
  • a trumpet-shaped guide surface 1210 is provided at the intersection of the second pipe section 123 and the first pipe section 121 , and the guide surface 1210 is used to guide the first electrode claw 17 into the second pipe section 123 in the axial direction.
  • the mounting portion 171 of an electrode claw 17 exerts a radially inward component force, so that the fracture 1710 of the mounting portion 171 is closed, the outer diameter is reduced, and it can be inserted into the second pipe section 123; after being installed in place, the mounting portion 171 provides A reaction force is applied to the inner wall surface of the second pipe section 123 , so that the second pipe section 123 can be firmly fixed. It can be understood that the mounting portion 171 can also be integrated with the second pipe section 123 in some embodiments.
  • the mounting portion 171 can also be inserted into the upper end of the central through hole 1410 of the atomizing core 141 in the axial direction, and elastically abutted and fixed with the first electrode 1413 , and the elastic conductive arm can be extended to the ventilation pipe 12 . Elastic contact.
  • the extension portion 172 can be in the shape of a strip and has good elasticity. It first bends and extends a distance from the mounting portion 171 toward the central axis of the mounting portion 171 , and then extends parallel to the central axis of the mounting portion 171 toward the mounting portion 171 . The direction extending away from the mounting portion 171 provides space for the conductive portion 173 to bend away from the central axis of the mounting portion 171 and provides good elastic properties. There are preferably two or more extension portions 172 to ensure more reliable electrical connection; when there are multiple extension portions 171 , they are preferably evenly distributed on the lower side edge of the mounting portion 171 and extend downward.
  • the extension portion 172 extends obliquely from the mounting portion 171 toward the central axis of the mounting portion 171 for a distance, and then extends away from the mounting portion 171 along the direction parallel to the central axis.
  • the end of each extension portion 172 is provided with a conductive portion 173 for elastic contact with the first electrode 1413 of the atomizing core 141 .
  • the conductive portion 173 may be in the shape of a spoon. Specifically, the conductive portion 173 first extends obliquely in a direction away from the central axis of the mounting portion 171 , and then bends and extends obliquely in the direction of the central axis.
  • the inclined surface of the spoon-shaped structure is inclined inward and has a guiding function.
  • the bottom arc of the spoon-shaped structure transitions to better contact with the first electrode 1413 of the atomizing core 141, and the first electrode will not be scratched during assembly. 1413.
  • the vertical distance from the bottom of the conductive portion 173 to the central axis is slightly larger than the radius of the central through hole 1410 of the atomizing core 141 where the first electrode 1413 is located, so that when the conductive portion 173 is axially inserted into the central through hole 1410, the conductive portion 173 With an inclined surface inclined inward, the force exerted by the atomizing core 141 on the conductive part 173 has a component force in the direction of the central axis, so that the extension part 171 elastically deforms in the direction of the central axis, and the conductive part 173 can be inserted. After the conductive portion 173 is inserted into the central through hole 1410 , the elastic force of the extending portion 171 keeps the conductive portion 173 in close contact with the first electrode 1413 .
  • the second electrode claw 18 may be made of phosphor bronze or 316 stainless steel, and the surface of the second electrode claw 18 may be provided with a gold-plated layer.
  • the second electrode claw 18 is preferably made of phosphor bronze material, which has relatively low impedance.
  • the second electrode claw 18 may include an installation portion 181 sleeved on the upper portion of the electrode post 15 , an extension portion 182 connected with the installation portion 181 , and a conductive portion 183 connected with the extension portion 182 .
  • the mounting portion 181 can be cylindrical, and has a longitudinal fracture 1810 penetrating through the edges of both sides.
  • the extension portion 182 can be in the shape of a strip and has good elasticity. Preferably, there are two or more extension portions 182 to ensure more reliable electrical connection; when there are multiple extension portions 181, it is best to They are evenly distributed on the lower side edge of the mounting portion 181 and extend downward.
  • the end of each extension portion 182 is provided with a conductive portion 183 for elastic contact with the second electrode 1414 of the atomizing core 141 .
  • the conductive portion 183 can be in the shape of a scoop, the slope of the scoop is inclined inward, and has a guiding function, and the bottom of the scoop transitions with an arc to better contact the second electrode 1414 of the atomizing core 141 , and the second electrode 1414 will not be scratched during assembly.
  • the structure of the second electrode claw 18 and the first electrode claw 17 may be the same, and the two may be used in common, so that the assembly difficulty and cost can be reduced.
  • the ventilation duct assembly is inserted into the first installation cylinder 112 on the top of the base assembly, so that the ventilation duct 12 and the base 11 are tightly fitted and electrically connected.
  • the conductive portion 183 of the second electrode claw 18 is connected to the atomizing core 141
  • the second electrode 1414 of the contact is turned on;
  • the first electrode claw 17 and the second electrode claw 18 realize the quick electrical contact conduction between the components, which is easier to operate than the wire welding in the related art. It is convenient and fast, and it is easier to realize the automatic assembly of products. It can be understood that the sequence numbers before the above steps are only for the convenience of description, and do not represent the order of each step.
  • the ventilation duct assembly can also be constructed first, and then the base assembly can be constructed.
  • the suction nozzle assembly 20 may include an annular blocking portion 21 and a flat suction nozzle portion 22 connected to the annular blocking portion 21 .
  • the annular blocking portion 21 It is used to be embedded in the annular liquid injection port 132 on the upper end of the atomizing body 10 .
  • a longitudinal air guide hole 220 is provided in the middle of the suction nozzle part 22, and the air guide hole 220 is used to communicate with the upper end of the second pipe section 123 of the ventilation pipe 12, so as to lead out a mixture of aerosol and air.
  • the nebulizer 1 is assembled. First, the liquid aerosol is injected into the liquid storage chamber 130 of the atomizing body 10 through the liquid injection port 132 to generate a matrix. After filling, the suction nozzle assembly 20 is inserted into the liquid injection port 132 to seal the liquid storage chamber 130. , and the air guide hole 220 of the suction nozzle assembly 20 is communicated with the ventilation duct 12 . At this time, the liquid aerosol-generating substrate reaches around the atomizing core 144 through the liquid inlet hole 122, and the porous body 1411 of the atomizing core 141 sucks the liquid aerosol-generating substrate to the inner surface to contact the heating element 1412 through capillary force. When in use, the atomizing assembly 1 is installed on the battery device 2.
  • the outside air enters through the central hole 150 of the electrode column 15 as shown by the arrow X in FIG. After the hole 1110 , it enters the central through hole 1410 of the atomizing core 141 , and is then led out through the air guide hole 220 of the suction nozzle assembly 20 .
  • the air switch (not shown) in the battery device 2 is turned on, and the battery device 2 is driven to supply power to the atomizer 1 .
  • the heating element 1412 of the atomizing core 141 generates heat after being energized, and heats and atomizes the liquid aerosol-generating matrix on the inner surface of the porous body 1411 to form an aerosol.
  • FIGS. 9 to 11 show the atomizing body 10a in some embodiments of the present invention, and the housing is omitted.
  • the atomizing body 10a can be used as an alternative to the above-mentioned atomizing body 10 .
  • the atomizing body 10a may, in some embodiments, include a base 11a, a vent duct 12a, an atomizing assembly 14a, an electrode post 15a, an insulating seal 16a, a first electrode claw 17a, and a coaxially assembled together.
  • the second electrode claw 18a may be cylindrical in some embodiments, and may be electrically conductive.
  • the ventilation duct 12a is also electrically conductive, and is longitudinally disposed on the upper portion of the base 11a and electrically connected to the base 11a; the ventilation duct 12a defines a cylindrical atomizing cavity 120a.
  • a liquid inlet hole 122a for connecting the liquid storage cavity and the atomization cavity 120a can also be formed on the ventilation pipe 12a.
  • the atomizing assembly 14a can be cylindrical, and is longitudinally disposed in the atomizing cavity 120a; the middle part of the atomizing assembly 14a can form a longitudinally passing airflow channel 140a.
  • the electrode column 15a is longitudinally pierced through the lower part of the base 11a, and is electrically insulated from the base 11a; specifically, an insulating sealing ring 16a is longitudinally provided at the lower part of the base 11a, and the electrode column 15a is then passed through the insulating sealing ring 16a, Thereby, an insulating and sealing connection with the base 11a is achieved.
  • One end of the first electrode claw 17a is fixed on the inner wall of the ventilation duct 12a, and is electrically connected with the ventilation duct 12a, and the other end is in elastic contact with the upper end of the atomization assembly 14a, so as to connect the upper end of the atomization assembly 14a with the ventilation duct 12a. Electrical connection.
  • One end of the second electrode claw 18a is embedded on the electrode column 15a and is electrically connected to the electrode column 15a, and the other end is in elastic contact with the lower end of the atomizing component 14a, and the lower end of the atomizing component 14a is electrically connected to the electrode column 15a .
  • the electrode post 15a is used for electrical connection with the positive electrode of the battery device 2, and the base 11a is used for electrical connection with the negative electrode of the battery device 2a, thereby forming an electrical circuit.
  • the current can come out through the positive electrode of the battery device 2a, it passes through the electrode column 15a and the second electrode claw 18a in sequence, reaches the lower end of the atomizing assembly 14a, penetrates the atomizing assembly 14a and makes the atomizing assembly 14a heat, and then reaches the atomizing assembly.
  • the upper end of 14a passes through the first electrode claw 17a, the ventilation pipe 12a and the base 11a in sequence, and then returns to the negative electrode of the battery device 2a.
  • the electrode post 15a and the base 11a can also be electrically connected to the negative electrode and the positive electrode of the battery device 2, respectively. In this case, the direction of the current is opposite to the above-mentioned direction.
  • the base 11a may be integrally formed with a metal material, which may include a circular base 111a and a second mounting cylinder 113a longitudinally disposed on the bottom surface of the base 111a, and a longitudinal through hole is formed in the middle of the base 111 1110a, the through hole 1110a communicates the first pipe section 121a of the ventilation pipe 12a with the second installation cylinder 113a.
  • An installation ring 1132a is formed on the inner wall surface of the second installation cylinder 113a, which is matched with the insulating sealing ring 16a.
  • An air intake hole 1130a is also formed on the side wall of the second installation cylinder 113a.
  • the ventilation pipe 12a may include a first pipe section 121a integrally formed with the base 11a and a second pipe section 123a axially embedded in the upper end of the first pipe section 121a and electrically connected to the first pipe section 121a.
  • the first pipe section 121a defines the above-mentioned atomization cavity 120a, and the above-mentioned liquid inlet holes 122a may be multiple, and are uniformly formed in the circumferential direction of the side wall of the first pipe section 121a.
  • a blocking ring 1231a may be provided on the inner wall surface of the second pipe section 123a near the first pipe section 123 for providing an axial resisting force to the first electrode claw 17a.
  • the atomizing assembly 14a may include a cylindrical atomizing core 141a disposed longitudinally, a first sealing ring 142a sleeved on the upper end of the atomizing core 141a, and a second sealing ring sleeved at the lower end of the atomizing core 141a 143a.
  • the first sealing ring 142a may have an L-shaped cross section for sealing the gap between the upper end of the atomizing core 141a and the first pipe section 121a and the second pipe section 123a.
  • the second sealing ring 143a may also have an L-shaped cross-section for sealing the gap between the lower end of the atomizing core 141a and the base 11a.
  • the middle part of the outer wall surface of the atomizing core 141a may face the liquid inlet hole 122a.
  • the first sealing ring 142a and the second sealing ring 143a may be the same structure.
  • a labyrinth-shaped first ventilation groove 1420a is formed on the inner wall surface of the first sealing ring 142a, and the size of the first ventilation groove 1420a can be designed to be small enough to have capillary force in a use state , which is used to connect the liquid storage chamber with the airflow channel in the ventilation pipe 12a when the liquid storage chamber is at a relatively large negative pressure, so as to achieve gas-liquid balance and prevent dry burning.
  • the second sealing ring 143a may also be provided with a labyrinth-shaped second ventilation groove 1430a on the inner wall surface, which has the same function as the first ventilation groove 1420a.
  • the ventilation grooves can also be set alternatively to the first sealing ring 142a and the second sealing ring 143a.
  • the structure of the first sealing ring 142a and the second sealing ring 143a may be the same, and the two may be common.
  • the atomizing core 141a may include a cylindrical porous body 1411a, a heating element 1412a disposed on the inner wall of the porous body 1411a, and a heating element 1412a disposed on the upper end of the inner wall of the porous body 1411a and connected to the heating element.
  • the upper end of the body 1412a is electrically connected to the first electrode 1413a
  • the second electrode 1414a is disposed at the lower end of the inner wall surface of the porous body 1411a and is electrically connected to the lower end of the heating body 1412a.
  • the structure of the atomizing core 141a may be exactly the same as the structure of the above-mentioned atomizing core 141, and the two may be common.
  • the electrode post 15a in some embodiments includes a central hole 150a extending downwardly from the upper end surface.
  • the electrode post 15a may include a bottom wall 155a to block the central hole 150a, so that the central hole 150a can accommodate the leakage liquid and prevent the leakage liquid from leaking to the outside.
  • the upper end of the inner wall surface of the central hole 150a is further provided with a blocking ring 156a to resist the second electrode claw 18a.
  • the outer wall surface of the insulating sealing ring 16a forms an engaging groove 160a for engaging with the mounting ring 1132a of the base 11a.
  • the first electrode claw 17a may be made of elastic metal material in some embodiments, and may include a mounting portion 171a embedded in the inner wall of the second pipe section 123a, an extension portion 172a connected to the mounting portion 171a, and an extension portion 172a The connected conductive portion 173a.
  • the mounting portion 171a may be cylindrical in some embodiments, and has a longitudinal fracture 1710a penetrating the upper and lower side edges. The presence of the fracture 1710a enables the mounting portion 171a to adapt to the error of the inner diameter of the second pipe section 123a, thereby increasing applicability .
  • the extension portion 172a may be in a strip shape, and preferably has three or more; the three or more extension portions 171a are evenly connected to the lower side edge of the mounting portion 171a and extend downward.
  • a conductive portion 173a is disposed at the end of each extension portion 172a for elastically contacting the first electrode 1413a of the atomizing core 141a to achieve electrical conductivity, thereby improving assembly efficiency.
  • the first electrode claw 17a may have the same structure as the above-mentioned first connecting member 17, and the two may be common.
  • the second electrode claw 18a may have the same structure as the first electrode claw 17a in some embodiments, it may also be made of elastic metal material, and includes a mounting portion 181a, The extension part 182a connected to the mounting part 181a and the conductive part 183a connected to the extension part 182a.
  • the mounting portion 181a can be cylindrical in some embodiments, and has a longitudinal fracture 1810a penetrating the upper and lower side edges. The presence of the fracture 1810a enables the mounting portion 181a to adapt to the size error of the central hole 150a of the electrode post 15a, increasing the applicability.
  • the extension portion 182a may be in the shape of a strip, and preferably has three or more; the three or more extension portions 181a are evenly connected to the lower side edge of the mounting portion 181a and extend downward.
  • a conductive portion 183a is disposed at the end of each extension portion 182a for elastically contacting the second electrode 1414a of the atomizing core 141a to achieve electrical conductivity, thereby improving assembly efficiency.
  • the second electrode claw 18a may have the same structure as the above-mentioned second connecting member 18, and the two may be common.
  • the first electrode claw 17a and the second electrode claw 18a realize the electrical contact conduction between the components, which is more convenient to operate than the wire welding in the related art. Fast and easy automated assembly of products.
  • FIGS. 12 to 14 show an atomizing body 10b in some embodiments of the present invention, which can be used as an alternative to the above-mentioned atomizing body 10 and has the same appearance as the above-mentioned atomizing body 10 .
  • the atomizing body 10b may in some embodiments include a base 11b, a vent duct 12b, a housing 13b, an atomizing assembly 14b, an electrode post 15b, an insulating seal 16b, a first The electrode claw 17b and the second electrode claw 18b.
  • the base 11b may be cylindrical in some embodiments, and may be electrically conductive.
  • the ventilation duct 12b is also conductive, and is embedded in the upper part of the base 11b in the longitudinal direction, and is electrically connected with the base 11b; the ventilation duct 12b defines a cylindrical atomizing cavity 120b.
  • the casing 13b can be cylindrical, which is sleeved on the upper part of the base 11b in the longitudinal direction and surrounds the ventilation pipe 12b; an annular shape is defined between the inner wall of the casing 13b and the outer wall of the ventilation pipe 12b. Liquid storage chamber 130b.
  • a liquid inlet hole 122b for connecting the liquid storage cavity 130b with the atomization cavity 120b can also be formed on the ventilation pipe 12b.
  • the atomizing assembly 14b may be cylindrical, and is longitudinally disposed in the atomizing cavity 120b; a central through hole 1410b extending longitudinally may be formed in the middle of the atomizing assembly 14b.
  • the electrode column 15b is longitudinally pierced through the lower part of the base 11b, and is electrically insulated from the base 11b; specifically, an insulating sealing ring 16b is longitudinally provided at the lower part of the base 11b, and the electrode column 15b is then passed through the insulating sealing ring 16b, Thereby, an insulating and sealed connection with the base 11b is achieved.
  • One end of the first electrode claw 17b is fixed on the upper end of the atomizing assembly 14b, and is electrically connected with the upper end of the atomizing assembly 14b, and the other end is in elastic contact with the inner wall of the ventilation duct 12b, thereby connecting the upper end of the atomizing assembly 14b with the upper end of the atomizing assembly 14b.
  • the ventilation duct 12b is electrically connected.
  • One end of the second electrode claw 18b is fixed to the lower end of the atomizing assembly 14b, and is electrically connected to the lower end of the atomizing assembly 14b, and the other end is in elastic contact with the electrode column 15b, and the lower end of the atomizing assembly 14b is electrically connected to the electrode column 15b connect.
  • the electrode post 15b is used for electrical connection with the positive electrode of the battery device 2b
  • the base 11b is used for electrical connection with the negative electrode of the battery device 2, thereby forming an electrical circuit.
  • the electrode column 15b and the second electrode claw 18b After allowing the current to come out through the positive electrode of the battery device 2b, it passes through the electrode column 15b and the second electrode claw 18b in sequence, and reaches the lower end of the atomizing assembly 14b, penetrates the atomizing assembly 14b and makes the atomizing assembly 14b heat, and then reaches the atomizing assembly.
  • the upper end of 14b passes through the first electrode claw 17b, the ventilation pipe 12b and the base 11b in sequence, and then returns to the negative electrode of the battery device 2 .
  • the electrode post 15b and the base 11b may also be electrically connected to the negative electrode and the positive electrode of the battery device 2b, respectively.
  • the direction of the current is opposite to the above-mentioned direction.
  • the base 11b may be integrally formed with a metal material in some embodiments, and may include a circular base 111b , a first mounting cylinder 112b longitudinally disposed on the upper surface of the base 111b , and The second installation cylinder 113b is longitudinally disposed on the bottom surface of the base 111b, and a longitudinal through hole 1110b is formed in the middle of the base 111b.
  • the through hole 1110b connects the first installation cylinder 112b and the second installation cylinder 113b.
  • the outer wall surface of the second mounting cylinder 113b forms a screw structure 1131b for screwing the upper end of the battery device 2, and the inner wall surface is formed with a mounting ring 1132b that fits with the insulating sealing ring 16b.
  • the base 11b may have the same structure as the base 11 described above, and the two may be common.
  • the ventilation duct 12b may be integrally formed with a metal material, and may include a first pipe section 121b, a second pipe section 123b axially connected to the upper end of the first pipe section 121b, and a third pipe section 123b axially connected to the lower end of the first pipe section 121b
  • the inner diameter and outer diameter of the pipe section 125b, the third pipe section 125b, the first pipe section 121b, and the second pipe section 123b decrease sequentially.
  • the first pipe section 121b defines the above-mentioned atomization cavity 120b, and the above-mentioned liquid inlet holes 122b may be multiple, and are uniformly formed in the circumferential direction of the side wall of the first pipe section 121b.
  • the outer diameter of the third pipe section 125b is matched with the inner diameter of the first installation barrel 112b, so that the third pipe section 125b is longitudinally embedded in the first installation barrel 112b and tightly fitted with the first installation barrel 112b.
  • the height of the third pipe section 125b is equivalent to the height of the first mounting barrel 112b.
  • a guide portion 1251b is formed inwardly on the outer wall surface of the third pipe section 125b near the lower end, and the outer diameter of the guide portion 125b is smaller than A mounting barrel 112b.
  • the inner wall surface at the junction of the first pipe section 121b and the second pipe section 123b may be provided with a trumpet-shaped guide surface 1210b inclined to the outside, so as to cooperate with the conductive portion 173b of the first electrode claw 17b to facilitate conduction
  • the part 173b is smoothly connected with the ventilation duct 12b, which is convenient and quick to assemble.
  • the casing 13b can be made of transparent material, and its inner diameter is matched with the outer diameter of the first installation cylinder 112b, so that the lower end of the casing 13b can be sleeved on the first installation cylinder 112b in the axial direction, And tightly fit with the first installation barrel 112b.
  • the upper end surface of the housing 13b may be slightly lower than the upper end surface of the second pipe section 123b so as to better match with the suction nozzle assembly 20 .
  • the above-mentioned liquid storage cavity 130b is defined between the inner wall surface of the casing 13b and the inner wall surfaces of the first pipe section 121b and the second pipe section 123b, and an annular liquid injection is formed between the upper end of the casing 13b and the upper end of the second pipe section 123b Port 132b.
  • the atomizing assembly 14b may include a cylindrical atomizing core 141b disposed longitudinally, a first sealing ring 142b sleeved on the upper end of the atomizing core 141b, and a second sealing ring sleeved at the lower end of the atomizing core 141b 143b.
  • the first sealing ring 142b may have an L-shaped cross section for sealing the gap between the upper end of the atomizing core 141b and the upper end of the first pipe section 121b.
  • the second sealing ring 143b may also have an L-shaped cross-section for sealing the gap between the lower end of the atomizing core 141b and the third pipe section 125b.
  • the middle part of the outer wall surface of the atomizing core 141b may face the liquid inlet hole 122b.
  • a central through hole 1410b extending longitudinally is formed in the middle of the atomizing core 141b.
  • the atomizing core 141b may include a cylindrical porous body 1411b, a heating element 1412b disposed on the inner wall of the porous body 1411b, a heating element 1412b disposed on the upper end of the porous body 1411b and electrically connected to the upper end of the heating element 1412b A first electrode 1413b that is sexually connected, and a second electrode 1414b that is disposed at the lower end of the porous body 1411b and is electrically connected to the lower end of the heating body 1412b.
  • the heating element 1412b may be screen-printed, printed or sprayed with the heating film paste on the inner surface of the porous body 1411b, and then sintered to form the inner wall of the porous body 1411b to form a heating circuit.
  • the porous body 1411b may be spirally distributed on the inner wall surface of the porous body 1411b along the longitudinal direction of the porous body 1411b.
  • the first electrode 1413b and/or the second electrode 1414b may be formed on the surface of the cylindrical porous body 1411b by coating and sintering with silver paste, and at least partially connected to the heating body 1412b.
  • the first electrode 1413b includes a cylindrical first electrode part M and an annular second electrode part N connected to the upper end edge of the first electrode part M.
  • the first electrode portion M is formed on the upper end of the inner wall surface of the porous body 1411b, and is connected to the upper end of the heating body 1412b.
  • the second electrode portion N is formed on the upper end surface of the heating element 1412b, and is connected to the first electrode claw 17b.
  • the second electrode 1414b includes a cylindrical third electrode part P and an annular fourth electrode part Q connected to a lower end edge of the third electrode part P.
  • the third electrode portion P is formed at the lower end of the inner wall surface of the porous body 1411b, and is connected to the lower end of the heating element 1412b.
  • the fourth electrode portion Q is formed on the lower end surface of the heating element 1412b, and is connected to the second electrode claw 18b.
  • the first electrode 1413b may not be provided with the first electrode part M, and the second electrode 1414b may not be provided with the third electrode part P, that is, both the first electrode 1413b and the second electrode 1414b are only provided on the porous body 1411b
  • the structure of the electrode will become very simple, the molding process of printing and coating will be simpler, and it will provide greater convenience for the diversification of electrical connections.
  • the atomizing body 1d shown in Figure 21 uses conductive silica gel. Make electrical connections.
  • the electrode column 15b includes a central hole 150b extending upward from the lower end surface, an air outlet hole 152b formed on the sidewall of the middle portion, and a slot 154b formed on the sidewall surface.
  • the air hole 152b communicates with the central hole 150b for air intake.
  • the engaging groove 154b is used for engaging with the insulating sealing ring 16b.
  • a snap groove 160b is formed on the outer wall surface of the insulating sealing ring 16b for engaging with the mounting ring 1132b of the base 11b.
  • the upper end of the electrode column 15b preferably penetrates through the through hole 1110b of the base 11b and extends to the vicinity of the lower end of the atomizing core 141b so as to be in contact with the second electrode claw 18b disposed at the lower end of the atomizing core 141b.
  • the first electrode claw 17b may be made of phosphor bronze or 316 stainless steel, and the surface of the first electrode claw 17b may be provided with a gold-plated layer.
  • the first electrode claw 17b is preferably made of phosphor bronze material, which has relatively low resistance.
  • the first electrode claw 17b may include a mounting portion 171b sandwiched between the upper end surface of the atomizing core 141b and the first sealing ring 142b, an extension portion 172b connected with the mounting portion 171b, and a conductive portion connected with the extension portion 172b 173b.
  • Each extension portion 172b and the corresponding conductive portion 173b form an elastic conductive arm of the first electrode claw 17b.
  • the number of the elastic conductive arms of the first electrode claw 17b is not limited to three, and one or more can be used. Having a plurality of elastic conductive arms can make the electrical connection more reliable and the assembly more convenient.
  • the mounting portion 171b may be in the shape of an annular sheet, and is in electrical contact with the second electrode portion N of the first electrode 1413b.
  • the extension portion 172b can be strip-shaped and has good elasticity.
  • a conductive portion 173b is disposed at the end of each extension portion 172b for elastic contact with the ventilation duct 12b.
  • the conductive portion 173b may be in the shape of a scoop, the slope of the scoop is inclined inward, and has a guiding function, and the bottom of the scoop has an arc transition to better contact and conduct with the ventilation pipe 12b.
  • the mounting portion 171b further includes a plurality of first bumps 174b protruding toward the upper end surface of the atomizing core 141b, mainly because the annular sheet-shaped mounting portion 171b is prone to burrs during the manufacturing process, so that the The contact between the mounting part 171b and the upper end surface of the atomizing core 141b is not stable enough, but adding the first bump 174b can better contact the first electrode 1413b on the upper end surface of the atomizing core 141b, and the consistency is better, the first The number of the bumps 174b is preferably two to three, and the bumps 174b are evenly distributed in the circumferential direction of the mounting portion 171b.
  • the second electrode claw 18b may be made of phosphor bronze or 316 stainless steel, and a gold-plated layer may be provided on the surface thereof.
  • the second electrode claw 18b is preferably made of phosphor bronze material, which has relatively low resistance.
  • the second electrode claw 18b may include a mounting portion 181b sandwiched between the lower end surface of the atomizing core 141b and the second sealing ring 143b, an extension portion 182b connected to the mounting portion 181b, and a conductive portion 183b connected to the extension portion 182b .
  • Each extension portion 182b and the corresponding conductive portion 183b form an elastic conductive arm of the second electrode claw 18b. It can be understood that the number of the elastic conductive arms of the second electrode claw 18b is not limited to three, but one or more can be used. Having multiple elastic conductive arms can make electrical connection more reliable and assembly more convenient.
  • the mounting portion 181b may be in the shape of an annular sheet, and is in electrical contact with the fourth electrode portion Q of the second electrode 1414b.
  • the extension 182b can be strip-shaped and has good elasticity.
  • a conductive portion 183b is disposed at the end of each extension portion 182b for elastically contacting the upper end of the electrode post 15b.
  • the conductive portion 183b can be in the shape of a scoop, the slope of the scoop is inclined to the outside, and has a guiding function, and the bottom of the scoop is arc-transitioned to better contact and conduct with the upper end sidewall surface of the electrode post 15b.
  • the mounting portion 181b further includes a plurality of second bumps 184b protruding toward the lower end surface of the atomizing core 141b, mainly because the annular sheet-shaped mounting portion 181b is prone to burrs during the manufacturing process, so that the The contact between the mounting part 181b and the lower end surface of the atomizing core 141b is not stable enough, but adding the second bump 184b can better contact the second electrode 1414b on the lower end surface of the atomizing core 141b, and the consistency is better, the second The number of the bumps 184b is preferably two to three, and the bumps 184b are evenly distributed in the circumferential direction of the mounting portion 181b.
  • a casing 13b is provided, and the casing 13b is sleeved on the outside of the first installation cylinder 112b to realize the assembly of the atomizing body 10b.
  • the first electrode claw 17b and the second electrode claw 18b realize the quick electrical contact conduction between the components, which is easier to operate than the wire welding in the related art. It is more convenient and quicker, and it is easier to realize the automatic assembly of products.
  • the atomizer 1c may include a base 11c, a ventilation duct 12c, a housing 13c, an atomization assembly 14c, a first electrode column 15c, a second Electrode column 16c, liquid injection device 17c and bottom case 18c.
  • the ventilation duct 12c is longitudinally embedded in the upper part of the base 11c, and defines a columnar atomizing cavity 120c.
  • the casing 13c is longitudinally sleeved on the upper part of the base 11c and surrounds the ventilation pipe 12c.
  • An annular liquid storage chamber 130c is defined between the inner wall of the casing 13c and the outer wall of the ventilation pipe 12c.
  • a liquid inlet hole 122c for connecting the liquid storage cavity 130c with the atomization cavity 120c can also be formed on the ventilation pipe 12c.
  • the atomizing assembly 14c can be cylindrical, and is longitudinally disposed in the atomizing cavity 120c, and a longitudinally passing airflow channel 140c can be formed in the middle of the atomizing assembly 14c.
  • the first electrode column 15c and the second electrode column 16c are respectively penetrated in the base 11c and are respectively electrically connected to the atomizing component 14c for electrically connecting the positive and negative electrodes of the battery device to the atomizing component 14c respectively.
  • the liquid injection device 17c is penetrated through the base 11c to communicate the liquid storage chamber 130 with the outside world, and the liquid aerogel is injected into the conventional liquid storage chamber 130 to generate a matrix.
  • the bottom case 18c is preferably made of a magnetophilic material, which is sleeved on the bottom of the base 11c and is snapped with the casing 13c.
  • the bottom case 18c can also be adsorbed with the magnet on the battery device, so as to realize the connection between the atomizer 1c and the shell 13c. Detachable connection between battery units.
  • the base 11c may be in the shape of a racetrack, which may include a hard lower seat body 111c and a soft upper seat body 112c sleeved on the upper part of the lower seat body 111c and embedded with the lower seat body 111c.
  • the lower base 111c can be integrally formed with rigid plastic
  • the upper base 112c can be integrally formed with silicone.
  • the top of the rigid lower seat body 111c may be recessed to form a cylindrical receiving cavity 1110c for longitudinally embedding the ventilation duct 12c therein.
  • the bottom wall of the accommodating cavity 1110c may further include a first mounting hole 1113c and a second mounting hole 1114c penetrating to the bottom surface of the lower base body 111c for embedding the lower ends of the first electrode post 15c and the second electrode post 16c respectively.
  • the first mounting hole 1113c and the second mounting hole 1114c are distributed on the long axis of the lower base body 111c, and are located on two opposite sides of the air inlet hole 1112c.
  • the upper seat body 112c may include a first sealing portion 1121c surrounding the ventilation duct 12c, a second sealing portion 1122c surrounding the periphery of the lower seat body 111c, and a third sealing portion 1123c surrounding the liquid injection device 17c,
  • the first sealing part 1121c is used to prevent the liquid matrix from leaking from the joint between the base 11c and the ventilation pipe 12c
  • the second sealing part 1122c is used to prevent the liquid matrix from leaking from the joint between the base 11c and the inner wall surface of the casing 13c
  • the three sealing parts 1123c are used to prevent the liquid matrix from leaking from the joint between the base 11c and the outer wall surface of the liquid injection device 17c.
  • the ventilation duct 12c may include a first pipe section 121c longitudinally inserted at the top of the base 11c, a second pipe section 123c axially connected to the upper end of the first pipe section 121c, and a third pipe section 123c axially connected to the upper end of the second pipe section 123c Pipe section 125c.
  • the first pipe section 121c and the second pipe section 123c can both be cylindrical, and both have the same diameter and are integrally formed; a blocking ring 124c is provided between the inner wall surfaces of the first pipe section 121c and the second pipe section 123c .
  • the third pipe section 125c can be integrally connected to the casing 13c, and the lower end of the third pipe section 125c is inserted into the upper end of the second pipe section 123c, and the sealing ring 126c is used for sealing therebetween.
  • the first pipe section 121c defines the above-mentioned atomization cavity 120c, and the above-mentioned liquid inlet holes 122c may be multiple, and are uniformly formed in the circumferential direction of the side wall of the first pipe section 121c.
  • a retaining ring 1231c protruding toward the central axis may be provided on the inner wall of the second pipe section 123c near the first pipe section 123 to provide an axial resisting force to the atomizing assembly 14c.
  • the housing 13c may be made of a transparent material in some embodiments and has a generally parabolic appearance.
  • the lower end of the casing 13c has a racetrack-shaped opening, and the opening is sleeved on the base 11c.
  • the upper end of the casing 13c is provided with a flat suction nozzle, and an opening 132c is formed on the suction nozzle, and the opening 132c communicates with the third pipe section 125c of the ventilation pipe 12c.
  • the atomizing assembly 14c may include a cylindrical atomizing core 141c disposed longitudinally, a first sealing ring 142c disposed at the upper end of the atomizing core 141c, and a second sealing ring 143c disposed at the lower end of the atomizing core 141c.
  • the first sealing ring 142c is used to seal the gap between the upper end of the atomizing core 141c and the upper end of the first pipe section 121c.
  • the second sealing ring 143c is used to seal the gap between the lower end of the atomizing core 141c and the lower end of the first pipe section 121c.
  • the middle part of the outer wall surface of the atomizing core 141c may face the liquid inlet hole 122c.
  • a central through hole 1410c extending longitudinally is formed in the middle of the atomizing core 141c.
  • the atomizing core 141c may include a cylindrical porous body 1411c, a first heating body 1412c and a second heating body 1415c disposed on the inner wall of the porous body 1411c, and a heating body 1411c disposed on the porous body 1411c An electrical connection portion 1416c on the upper end surface and electrically connected to the upper ends of the first heating element 1412c and the second heating element 1415c, and a first electrode 1413c disposed on the lower end surface of the porous body 1141 and electrically connected to the lower end of the first heating element 1412c , and a second electrode 1414c disposed on the lower end surface of the porous body 1141 and electrically connected to the lower end of the second heating element 1415c.
  • the porous body 1411c is not limited to a cylindrical shape, and other cylindrical shapes such as a square cylindrical shape and an elliptical cylindrical shape are also applicable.
  • Porous body 1411c may be made of porous ceramic in some embodiments.
  • the first heating element 1412c and the second heating element 1415c can be heating circuits in some embodiments, which are printed and sprayed with a heating film paste (silver paste or copper paste, etc.) on the inner surface of the porous body 1411c, and then sintered. is formed on the inner wall surface of the porous body 1411c.
  • the first electrode 1413c, the second electrode 1414c and the electrical connection portion 1416c can be formed by printing or spraying a conductive film paste such as silver paste on the porous body, and then sintering.
  • the first heating element 1412c, the second heating element 1415c, the first electrode 1413c, the second electrode 1414c, and the electrical connection portion 1416c can also be processed by heating metal sheets in some embodiments.
  • the first electrode 1413c and the second electrode 1414c may be fan-shaped in some embodiments with a space therebetween.
  • the lower end surface of the porous body 1411c is provided with a groove 1417c corresponding to the interval between the first electrode 1413c and the second electrode 1414c, and the electrical connection portion 1416c may be in a circular shape in some embodiments.
  • the lower end of the porous body 1411c has a larger diameter, which can better contact the first electrode column 15c and the second electrode column 16c in one aspect, and also in order to better open the groove 1417c, It is good to separate the first electrode 1413c and the second electrode 1414c.
  • the first electrode post 15c and the second electrode post 16c may be elastic thimbles in some embodiments.
  • the first heating body 1412c may include a plurality of first heating strips distributed in parallel and at intervals in the longitudinal direction of the inner wall surface of the porous body 1411c.
  • the electrical connection part 1416c is connected, and the lower end is connected with the first electrode 1413c; the width of each heating strip is 0.1mm-0.6mm, and the thickness is 0.02-0.2mm.
  • the second heating body 1415c may include a plurality of second heating strips distributed in parallel and at intervals in the longitudinal direction of the inner wall surface of the porous body 1411c.
  • the electrical connection portion 1416c is connected, and the lower end is connected to the second electrode 1414c.
  • the resistivity of the first heating body 1412c and the second heating body 1415c is greater than the resistivity of the first electrode 1413c, the second electrode 1414c and the electrical connection part 1416c, preferably, the resistivity of the former is higher than that of the latter 20 times or more.
  • the first heating element 1412c and the second heating element 1415c can be made of nickel-chromium alloy, iron-chromium-aluminum alloy, silver-palladium alloy and other materials in some embodiments, which can be formed by silk-screening or printing the heating element paste. After the inner surface of the porous body green body, it is formed by sintering. It can be understood that the lines of the first heating body 1412c and the second heating body 1415c are not limited to those shown in the drawings, and may also be other suitable patterns.
  • the second sealing ring 143c may include a first through hole 1431c, a second through hole 1432c and two convex ribs 1433c in some embodiments.
  • the connecting lines intersect vertically, so that when the second sealing ring 143c and the lower end of the porous body 1411c fit together, the first through holes 1431c and the second through holes 1432c face the first electrode 1413c and the second electrode 1414c respectively.
  • the first through holes 1431c and the second through holes 1432c are used for passing through the upper ends of the first electrode columns 15c and the second electrode columns 16c, respectively, so that the upper ends of the first electrode columns 15c and the second electrode columns 16c are connected to the first electrodes 1413c and 16c respectively.
  • the second electrode 1414c is in electrical contact and conducts.
  • the current flowing from the positive electrode of the battery device will flow from the first electrode column 15c, the first electrode 1413c, the first electrode column 1413c, the first electrode column 1413c, the A heating element 1412c, an electrical connection part 1416c, a second heating element 1415c, a second electrode 1414c and a second electrode column 16c flow back to the negative electrode of the battery device to realize the heating process of the first heating element 1412c and the second heating element 1415c.
  • the electrical circuit of the heating process is more flexible in the selection of materials for the base and the ventilation pipe compared to the related art that needs to be assisted by the base, the ventilation pipe and other components, and can be made of non-metallic materials. Therefore, the entire atomization The cost of the device 1c can be significantly reduced. In addition, the automated production of the atomizer 1c is more convenient.
  • FIG. 21 shows an atomizing body 10d in some embodiments of the present invention, which may be an alternative to the above-described atomizing body 10b, which may include a base 11d, a ventilation duct 12d, The casing 13d, the atomizing assembly 14d, the electrode column 15d and the insulating sealing ring 16d.
  • the structure of the base 11d, the ventilation pipe 12d, the casing 13d, the electrode column 15d and the insulating sealing ring 16d can be the same as the base 11b, the ventilation pipe 12b, the casing 13b, the electrode column 15b and the insulating sealing ring 16b of the atomizing body 10b, respectively. It is not repeated here.
  • the atomizing body 10d omits the first electrode claws 17b and the second electrode claws 18b compared to the atomizing body 10b; (2) the atomizing assembly 14d is different from the atomizing assembly 14b.
  • the atomizing assembly 14d may include a longitudinally arranged cylindrical atomizing core 141d, a first sealing ring 142d sleeved on the upper end of the atomizing core 141d, and a second sealing ring 143d sleeved at the lower end of the atomizing core 141d.
  • the structure of the atomizing core 141d is the same as that of the atomizing core 141d of the atomizing assembly 14b, which may include a cylindrical porous body 1411d, a heating body 1412d disposed on the inner wall surface of the porous body 1411d, a heating body 1412d disposed on the upper end surface of the porous body 1411d and The first electrode 1413d electrically connected to the upper end of the heating body 1412d, and the second electrode 1414d disposed on the lower end surface of the porous body 1411d and electrically connected to the lower end of the heating body 1412d.
  • the first sealing ring 142d is conductive, that is, it has both sealing and conductive functions, and it can be made of conductive silica gel;
  • the second sealing ring 143d is a composite type
  • the inner ring part of the sealing ring is conductive to electrically connect with the electrode post 15d; the outer ring part is non-conductive, so as to electrically insulate the conductive inner ring part from the conductive base 11d.
  • the first electrode 1413d is electrically connected to the ventilation pipe 12d through the first sealing ring 142d
  • the second electrode 1414d is connected to the conductive inner ring portion of the second sealing ring 143d.
  • the electrode posts 15d are electrically connected.

Landscapes

  • Electrostatic Spraying Apparatus (AREA)

Abstract

L'invention concerne un dispositif d'atomisation électronique et un atomiseur, et un ensemble d'atomisation et un noyau d'atomisation associés. Un noyau d'atomisation (141c) comprend un corps poreux (1411c) cylindrique, le corps poreux (1411c) comprenant une première face d'extrémité et une seconde face d'extrémité opposée à la première face d'extrémité. Le noyau d'atomisation (141c) comprend en outre des corps de chauffage (1412c, 1415c), les corps de chauffage (1412c, 1415c) étant disposés sur la surface de paroi interne du corps poreux (1411c). Le noyau d'atomisation (141c) comprend en outre une première électrode (1413c) et une seconde électrode (1414c) qui sont respectivement connectées électriquement à une électrode positive et à une électrode négative d'un dispositif de batterie, la première électrode (1413c) et la seconde électrode (1414c) étant disposées, de manière isolée électriquement l'une par rapport à l'autre, sur l'une de la première face d'extrémité et de la seconde face d'extrémité du corps poreux (1411c), et respectivement connectées électriquement à deux extrémités, à savoir, à une extrémité de chacun des corps de chauffage (1412c, 1415c). La première électrode (1413c) et la seconde électrode (1414c) sont disposées sur la même face d'extrémité du corps poreux (1411c), et la conception de ligne électrique de la structure à l'extérieur du noyau d'atomisation (141c) est simplifiée, de telle sorte que le coût de matière première soit réduit, et que la difficulté d'assemblage soit réduite.
PCT/CN2020/142494 2020-12-31 2020-12-31 Dispositif d'atomisation électronique et atomiseur, ensemble d'atomisation et noyau d'atomisation associés WO2022141566A1 (fr)

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