EP3459373A1 - Atomiseur de cigarette électronique ultrasonore - Google Patents

Atomiseur de cigarette électronique ultrasonore Download PDF

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Publication number
EP3459373A1
EP3459373A1 EP17818829.8A EP17818829A EP3459373A1 EP 3459373 A1 EP3459373 A1 EP 3459373A1 EP 17818829 A EP17818829 A EP 17818829A EP 3459373 A1 EP3459373 A1 EP 3459373A1
Authority
EP
European Patent Office
Prior art keywords
tobacco tar
guide
cotton
atomization
base
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP17818829.8A
Other languages
German (de)
English (en)
Other versions
EP3459373A4 (fr
EP3459373B1 (fr
Inventor
Jianfu Liu
Kejun ZHONG
Xiaoyi Guo
Wei Huang
Hong Yu
Yuangang DAI
Xinqiang YIN
Jianhua Yi
Yongquan ZHOU
Yang Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Tobacco Hunan Industrial Co Ltd
Original Assignee
China Tobacco Hunan Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201620656440.7U external-priority patent/CN205728076U/zh
Priority claimed from CN201621085999.5U external-priority patent/CN206079039U/zh
Application filed by China Tobacco Hunan Industrial Co Ltd filed Critical China Tobacco Hunan Industrial Co Ltd
Publication of EP3459373A1 publication Critical patent/EP3459373A1/fr
Publication of EP3459373A4 publication Critical patent/EP3459373A4/fr
Application granted granted Critical
Publication of EP3459373B1 publication Critical patent/EP3459373B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/44—Wicks
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/05—Devices without heating means
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/48—Fluid transfer means, e.g. pumps
    • A24F40/485—Valves; Apertures
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F15/00—Receptacles or boxes specially adapted for cigars, cigarettes, simulated smoking devices or cigarettes therefor
    • A24F15/01—Receptacles or boxes specially adapted for cigars, cigarettes, simulated smoking devices or cigarettes therefor specially adapted for simulated smoking devices or cigarettes therefor
    • A24F15/015—Receptacles or boxes specially adapted for cigars, cigarettes, simulated smoking devices or cigarettes therefor specially adapted for simulated smoking devices or cigarettes therefor with means for refilling of 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
    • A24F40/10—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

Definitions

  • the present invention belongs to the technical field of electronic cigarettes, and particularly relates to an ultrasonic electronic cigarette atomizer.
  • the ultrasonic electronic cigarette atomizes tobacco tar by using an ultrasonic vibration atomization piece, the atomization temperature is lower, and the temperature during atomization process does not exceed 180 degrees Celsius, therefore the problem of producing formaldehyde, carbon monoxide and other harmful substances at high temperatures is effectively solved, meanwhile, no peculiar smell will be produced due to scorching at a high temperature, and thus the atomization taste is effectively improved.
  • the existing ultrasonic electronic cigarette atomizer comprises a tobacco tar cup and a suction nozzle connected with one end of a side wall of the tobacco tar cup, wherein an atomization piece and a liquid guide structure are provided in the tobacco tar cup, the liquid guide structure communicates the atomization piece and a tobacco tar storage cavity in the tobacco tar cup, and the smoke produced by the atomization piece after atomizing tobacco tar enters the oral cavity of a smoker from the suction nozzle.
  • the atomization piece essentially comprises a front surface and a back surface, namely, a first surface and a second surface, that can atomize the tobacco tar, however, the liquid guide structure is only in contact with one surface of the atomization piece actually, namely, the liquid guide structure only guides the tobacco tar in the tobacco tar storage cavity to one surface of the atomization piece, therefore the atomization piece in the existing ultrasonic electronic cigarette atomizer only performs single-surface atomization, as a result, the amount of smoke is relatively small, therefore the atomization efficiency is low, and the energy utilization rate is low. Meanwhile, as the atomization piece performs the single-surface atomization, only one kind of tobacco tar can be atomized at a time, the taste of smoke is single, and the requirements for multiple tastes cannot be satisfied.
  • the atomization piece in the existing ultrasonic electronic cigarette atomizer can only perform single-surface atomization, therefore the amount of smoke is relatively small, the atomization efficiency is low, the energy utilization rate is low, and the taste of smoke is single.
  • the objective of the present invention is to provide an improved ultrasonic electronic cigarette atomizer in view of the shortcomings in the above prior art, in the present invention, an atomization piece can perform double-surface tobacco tar atomization and can also atomize two kinds of tobacco tar at the same time, therefore the amount of smoke is large, the atomization efficiency is high, the energy utilization rate is high, and the requirements of smokers for different tastes can be satisfied.
  • An ultrasonic electronic cigarette atomizer comprises a tobacco tar cup and a suction nozzle connected with one end of a side wall of the tobacco tar cup, wherein an atomization piece, a liquid guide structure and a tobacco tar storage cavity are provided in the tobacco tar cup, and the liquid guide structure is in contact with the tobacco tar in the tobacco tar storage cavity;
  • the atomization piece comprises a first surface and a second surface, the ultrasonic electronic cigarette atomizer is structurally characterized in that both of the first surface and the second surface are in contact with the liquid guide structure, and both of the first surface and the second surface are communicated with the suction nozzle through a gas flow passage.
  • the liquid guide structure guides the tobacco tar in the tobacco tar storage cavity to the first surface and the second surface respectively for atomization, therefore the two surfaces of the atomization piece are both used for atomizing the tobacco tar, accordingly, the atomization efficiency is high, and the amount of smoke is large. If the two surfaces of the atomization piece are respectively used for atomizing tobacco tar with different tastes, the requirements of smokers for different tastes can also be satisfied.
  • an ultrasonic electronic cigarette atomization core is provided in the tobacco tar cup, the atomization core comprises an atomization core bracket, the atomization piece is erected and fixed in the atomization core bracket; a first gas pass hole and a second gas pass hole are formed in the atomization core bracket; the liquid guide structure comprises a first tobacco tar guide component and a second tobacco tar guide component, the first tobacco tar guide component props against the first surface and guides the tobacco tar in the tobacco tar storage cavity to the first surface, and the second tobacco tar guide component props against the second surface and guides the tobacco tar in the tobacco tar storage cavity to the second surface; and gas enters the atomization core bracket from the first gas pass hole and flows into the suction nozzle from the second gas pass hole after flowing by the first surface and the second surface.
  • the first tobacco tar guide component guides the tobacco tar to the first surface of the atomization piece for atomization
  • the second tobacco tar guide component guides the tobacco tar to the second surface of the atomization piece for atomization.
  • the first tobacco tar guide component comprises tobacco tar guide cotton, a fixing bracket, tobacco tar storage cotton and a tobacco tar control cover, the tobacco tar guide cotton is enclosed by two opposite side walls and atomization cotton to form a U-shaped structure, the two side walls of the tobacco tar guide cotton penetrate through the fixing bracket and are in contact with one side face of the tobacco tar storage cotton, and the other side face of the tobacco tar storage cotton is in contact with one side of the tobacco tar control cover; and one side of the atomization cotton is in contact with the atomization piece.
  • the tobacco tar enters the tobacco tar storage cotton from the tobacco tar control cover, then it is guided to the two side walls of the tobacco tar guide cotton from the tobacco tar storage cotton, and then it is guided to the atomization cotton by the two side walls of the tobacco tar guide cotton so as to be atomized by the atomization piece, and by means of the multilayer tobacco tar guide mode, the tobacco tar slowly flows onto the atomization piece for atomization so as to prevent leakage of tobacco tar.
  • the first tobacco tar guide component further comprises a fixing sleeve, and the tobacco tar guide cotton, the fixing bracket, the tobacco tar storage cotton and the tobacco tar control cover are erected and fixed in the fixing sleeve; and the fixing sleeve is erected and fixed in the atomization core bracket.
  • the advantages of adding the fixing sleeve lie in that other components of the first tobacco tar guide component can be formed into an entirety by virtue of the fixing sleeve, the first tobacco tar guide component which is formed into entirety is directly installed in the atomization core bracket during assembly, thereby being convenient and fast, and the components do not need to be assembled one by one, thereby reducing the production cost; and the first tobacco tar guide component can be replaced if it has been used for a relatively long time, so that it is cleaner, the taste of the tobacco tar is purer, and meanwhile the use cost can also be reduced.
  • the first tobacco tar guide component further comprises a tobacco tar guide bar, one end of the tobacco tar guide bar props against the atomization cotton, and the other end of the tobacco tar guide bar penetrates through the fixing bracket and props against the tobacco tar storage cotton.
  • the structure of the second tobacco tar guide component is the same as that of the first tobacco tar guide component.
  • a division plate and a gas outlet pipe are provided in the tobacco tar cup;
  • the tobacco tar storage cavity comprises a first tobacco tar bin and a second tobacco tar bin which are not communicated with each other, the division plate and the atomization core divide the tobacco tar cup into the first tobacco tar bin and the second tobacco tar bin, the first tobacco tar bin is communicated with the first surface through the first tobacco tar guide component, and the second tobacco tar bin is communicated with the second surface through the second tobacco tar guide component; and the second gas pass hole is communicated with the suction nozzle through the gas outlet pipe.
  • tobacco tar with different tastes and concentrations can be stored in the first tobacco tar bin and the second tobacco tar bin, the first tobacco tar guide component and the second tobacco tar guide component respectively guide the tobacco tar in the corresponding tobacco tar bins to the first surface and the second surface of the atomization piece for atomization, the smoke produced by atomization is mixed in the gas outlet pipe to be inhaled by the user, the amount of smoke is large, the taste of smoke is good, the user experience of the smoke taste is improved, and the demands of mixing a plurality of tastes are satisfied.
  • tasteless tobacco tar can also be stored in one tobacco tar bin, namely it is only used for providing the smoke, a tobacco tar extracting solution is stored in another tobacco tar bin, namely it is used for providing smoke with flavor, and then the two kinds of smoke are mixed, therefore the amount of smoke can be increased, and the flavor of the true cigarette can also be simulated.
  • the atomization core is detachably connected with the division plate.
  • both of the first surface and the division plate are parallel to the length direction of electronic cigarette
  • a hollow cavity which accommodates the atomization core is formed in the division plate
  • guide grooves which is parallel to the length direction of the electronic cigarette are formed in the side wall of the hollow cavity
  • guide strips corresponding to the guide grooves are provided on the atomization core bracket.
  • the guide grooves and the guide strips are correspondingly provided, thereby being convenient to assemble.
  • a bottom cover is connected to one end, away from the suction nozzle, of the side wall of the tobacco tar cup, one end, away from the air outlet pipe, of the atomization core is in fixed connection with the bottom cover, a through hole communicated with the first gas pass hole is formed in the bottom cover, a first sealing cover is provided between the atomization core and an inner side wall of the bottom cover, and a third gas pass hole communicated with the first gas pass hole is formed in the first sealing cover.
  • the first sealing cover ensures good sealing property between the atomization core and the bottom cover, so as to prevent leakage of the tobacco tar.
  • a second sealing cover is provided between the atomization core and the inner side wall of the gas outlet pipe, and a fourth gas pass hole which communicates the second gas pass hole with the suction nozzle is formed in the second sealing cover.
  • the second sealing cover ensures good sealing property between the atomization core and the gas outlet pipe, so as to prevent leakage of the tobacco tar.
  • the atomization piece is horizontally provided above the tobacco tar storage cavity, and the liquid guide structure and the gas flow passage are independent of each other.
  • the atomization piece is horizontally provided below the tobacco tar storage cavity, and the liquid guide structure and the gas flow passage are independent of each other.
  • the tobacco tar As a gas path and a tobacco tar path are independent of each other, the tobacco tar is guided quickly, the dry burning probability is effectively reduced, and the ventilation is smooth; the gas flow passes by both surfaces of the piezoelectric ceramic, so the cooling speed of the piezoelectric ceramic is high, and the problem that the whole machine becomes hot is reduced.
  • the atomization piece As the atomization piece is horizontally provided above or below the tobacco tar storage cavity, the structure setting is reasonable, and the size of the electronic cigarette atomizer is small. When the atomization piece is horizontally provided below the tobacco tar storage cavity, the tobacco tar is transferred more quickly under the force of gravity.
  • the gas flow passage comprises a vent pipe, a top end of the vent pipe is in fixed connection with a suction nozzle base, and a bottom end of the vent pipe is in fixed connection with a base; the top end of the vent pipe is communicated with the second surface and the first surface; the vent pipe is communicated with the suction nozzle on the suction nozzle base; and the vent pipe is communicated with a gas inlet hole in the base.
  • the gas flow enters from the bottom of the atomizer, climbs over the atomization piece after passing by one surface of the atomization piece, passes by the other surface of the atomization piece, then passes through the independent vent pipe in the middle to take away the smoke on the both surfaces of the atomization piece, and is sucked out from the suction nozzle at last.
  • a silica gel base, a lower layer tobacco tar guide cotton, the atomization piece and upper layer tobacco tar guide cotton, which are connected successively, are provided in the suction nozzle base, and both ends of the upper layer tobacco tar guide cotton are bent downward along a side edge of the atomization piece and are connected with the lower layer tobacco tar guide cotton; the inner wall of the tobacco tar cup, the base, the vent pipe and a bottom surface of the suction nozzle base are enclosed to form the tobacco tar storage cavity; at least one tobacco tar guide pipe provided with tobacco tar inlet holes in the side wall is provided in the tobacco tar storage cavity, the bottom end of the tobacco tar guide pipe is in fixed connection with the base, the top end of the tobacco tar guide pipe is in fixed connection with the suction nozzle base, tobacco tar guide cotton columns are provided in the tobacco tar guide pipe, and the top ends of the tobacco tar guide cotton columns are in contact with the lower layer tobacco tar guide cotton.
  • the tobacco tar in the tobacco tar storage cavity enters the tobacco tar guide cotton columns in the tobacco tar guide pipe from the tobacco tar inlet holes, then the tobacco tar is guided from the tobacco tar guide cotton columns onto the lower layer tobacco tar guide cotton which is in contact with the bottom surface of the atomization piece, and then is guided onto the upper layer tobacco tar guide cotton which is in contact with the top surface of the atomization piece after climbing over the atomization piece.
  • the base comprises an upper base provided with a tobacco tar injection hole in the bottom, and a lower base which is detachably connected with the upper base and capable of blocking the tobacco tar injection hole; the gas inlet hole is formed in the side wall of the lower base; and the inner wall of the tobacco tar cup, the upper base, the vent pipe and the bottom surface of the suction nozzle base are enclosed to form the tobacco tar storage cavity.
  • the tobacco tar can be added to the tobacco tar storage cavity through the tobacco tar injection hole by taking off the lower base.
  • the gas flow passage comprises a vent pipe, the top end of the vent pipe is in fixed connection with the suction nozzle, and the bottom end of the vent pipe is in fixed connection with the base; the bottom end of the vent pipe is communicated with the second surface and the first surface; the vent pipe is communicated with the suction nozzle; and the vent pipe is communicated with the gas inlet hole in the base.
  • the gas flow enters from the bottom of the atomizer, climbs over the atomization piece after passing by one surface of the atomization piece, then passes by the other surface of the atomization piece to take away the smoke on both surfaces of the atomization piece, then passes through the independent vent pipe in the middle, and is sucked out from the suction nozzle at last.
  • the base comprises a upper base, and a lower base which is detachably connected with the upper base; a silica gel base, a lower layer tobacco tar guide cotton, the atomization piece and a upper layer tobacco tar guide cotton, which are connected successively, are provided in the lower base, and both ends of the upper layer tobacco tar guide cotton are bent downward along the side edge of the atomization piece and are connected with the lower layer tobacco tar guide cotton; a tobacco tar guide cotton pipe is sleeved on the outside of the vent pipe, and the tobacco tar guide pipe provided with tobacco tar inlet holes in the side wall is sleeved on the outside of the tobacco tar guide cotton pipe; the inner wall of the tobacco tar cup, the suction nozzle, the tobacco tar guide pipe and the upper base are enclosed to form the tobacco tar storage cavity; a gas hole bracket which unfolds the tobacco tar guide cotton pipe is provided at the bottom of the vent pipe; and gas inlet notches communicated with the vent pipe are formed in both
  • the tobacco tar in the tobacco tar storage cavity enters the tobacco tar guide cotton pipe in the tobacco tar guide pipe from the tobacco tar inlet holes, then the tobacco tar is guided from the tobacco tar guide cotton pipe onto the upper layer tobacco tar guide cotton which is in contact with the top surface of the atomization piece, and then is guided onto the lower layer tobacco tar guide cotton which is in contact with the bottom surface of the atomization piece after climbing over the atomization piece.
  • a vent gas path is provided in the middle of the atomizer, a circle of tobacco tar guide path is provided at the outside of the vent pipe, meanwhile the specialized gas hole bracket is provided to unfold the bottom of the tobacco tar guide cotton pipe, so that the gas flow passes by the gas hole bracket and the gas inlet notch of the tobacco tar guide cotton pipe so as to prevent the tobacco tar guide cotton columns from blocking the gas flow passage.
  • the vent gas path is provided in the middle, and the tobacco tar path is provided at the outside of the vent pipe, the structure is more concise.
  • both of the tobacco tar cup and the vent pipe are detachably connected with the suction nozzle.
  • the tobacco tar can be added to the tobacco tar storage cavity from the upper side just by taking off the suction nozzle, thereby the tobacco tar injection is more convenient.
  • the second surface is connected with a spring electrode, and the first surface is connected with an elastic piece electrode; and the spring electrode is connected with one end of a power supply, and the elastic piece electrode is connected with the other end of the power supply.
  • the spring electrode is provided below the atomization piece, the elastic piece electrode is provided above the atomization piece, and the elastic piece electrode and the spring electrode are respectively in contact with conducting layers (silver layers in general) on upper and lower surfaces of piezoelectric ceramic to form a closed loop circuit.
  • the atomization piece is composed of piezoelectric ceramic whose upper surface and lower surface are both coated with conducting layers.
  • both surfaces of the piezoelectric ceramic can serve as the atomization surfaces, and thus both surfaces of the piezoelectric ceramic can atomize the tobacco tar.
  • the effective atomization area is larger, the atomization amount is larger, and the energy utilization rate is higher; and meanwhile, the heat dissipation speed of the piezoelectric ceramic can be higher, and the service life of the piezoelectric ceramic is prolonged.
  • the utility model has the advantages of simple structure, convenient tobacco tar injection, large effective atomization area, high atomization efficiency, large amount of smoke, long service life of the atomizer, and capability of satisfying the requirements of smokers for different tastes.
  • embodiment 1 of the atomization core of the utility model comprises an atomization piece 1, and the atomization piece 1 is a piezoelectric ceramic piece.
  • the atomization piece 1 comprises a first surface S1 and a second surface S2, the atomization core further comprises an atomization core bracket 2, a first tobacco tar guide component 3 which props against the first surface S1 and guides tobacco tar in a tobacco tar storage cavity 40 to the first surface S1, and a second tobacco tar guide component 5 which props against the second surface S2 and guides the tobacco tar in the tobacco tar storage cavity 40 to the second surface S2, a fixing ring 29 is provided in the atomization core bracket 2, and the atomization piece 1 is clamped in the fixing ring 29, therefore the atomization piece 1 is erected and fixed in the atomization core bracket 2 through the fixing ring 29; a first gas pass hole 6 and a second gas pass hole 7 are formed in the atomization core bracket 2; and gas enters the atom
  • the first tobacco tar guide component 3 comprises tobacco tar guide cotton 8, a fixing bracket 9, tobacco tar storage cotton 10 and a tobacco tar control cover 11, the tobacco tar guide cotton 8 is enclosed by two opposite side walls and atomization cotton 12 to form a U-shaped structure, the two side walls of the tobacco tar guide cotton 8 penetrate through the fixing bracket 9 and are in contact with one side face of the tobacco tar storage cotton 10, and the other side face of the tobacco tar storage cotton 10 is in contact with one side of the tobacco tar control cover 11; and one side of the atomization cotton 12 is in contact with the atomization piece 1.
  • the contact area between the atomization cotton 12 and the atomization piece 1 is relatively small, the atomization start up time is short, and the user experience is improved.
  • the first tobacco tar guide component 3 further comprises a fixing sleeve 13, and the tobacco tar guide cotton 8, the fixing bracket 9, the tobacco tar storage cotton 10 and the tobacco tar control cover 11 are erected and fixed in the fixing sleeve 13; and the fixing sleeve 13 is erected and fixed in the atomization core bracket 2.
  • the structure of the second tobacco tar guide component 5 is the same as the structure of the first tobacco tar guide component 3.
  • a side cover 30, close to the second tobacco tar guide component 5, of the atomization core bracket 2 can be opened to conveniently install the fixing ring 29 and the piezoelectric ceramic piece into the atomization core bracket 2.
  • Fig. 4 to Fig. 6 show the structure of the second embodiment of the atomization core of the utility model, and the structure in embodiment 2 is similar to the structure in embodiment 1.
  • the first difference lies in that, in embodiment 2, each of the first tobacco tar guide component 3 and the second tobacco tar guide component 5 further comprises a tobacco tar guide bar 14, one end of the tobacco tar guide bar 14 props against the atomization cotton 12, and the other end of the tobacco tar guide bar 14 penetrates through the corresponding fixing bracket 9 and props against the corresponding tobacco tar storage cotton 10.
  • the second difference lies in that none of the first tobacco tar guide component 3 and the second tobacco tar guide component 5 comprises the fixing sleeve 13, and the tobacco tar storage cotton 10 and other components are directly installed in the atomization core bracket 2.
  • the structure in embodiment 2 same as that in embodiment 1 is not repeated redundantly herein, but it does not affect how those skilled in the art understands and implements the utility model.
  • an ultrasonic electronic cigarette atomizer of the utility model comprises a tobacco tar cup 15 and a suction nozzle 16 connected with one end of a side wall of the tobacco tar cup 15, the ultrasonic electronic cigarette atomization core in embodiment 1 of atomization core is provided in the tobacco tar cup 15, and a division plate 17 and a gas outlet pipe 18 are provided in the tobacco tar cup 15; the division plate 17 and the atomization core divide the tobacco tar cup 15 into a first tobacco tar bin 19 and a second tobacco tar bin 20 which are not communicated with each other, the first tobacco tar bin 19 is communicated with the first surface S1 through the first tobacco tar guide component 3, and the second tobacco tar bin 20 is communicated with the second surface S2 through the second tobacco tar guide component 5; and the second gas pass hole 7 is communicated with the suction nozzle 16 through the gas outlet pipe 18.
  • the direction indicated by a dotted arrow in Fig. 7 is a tobacco tar guide direction, and
  • the atomization core is detachably connected with the division plate 17. Both of the first surface S 1 and the division plate 17 are parallel to the length direction of electronic cigarette, a hollow cavity which accommodates the atomization core is formed in the division plate 17, guide grooves 21 parallel to the length direction of the electronic cigarette are formed in the side wall of the hollow cavity, and guide strips 22 corresponding to the guide grooves 21 are provided on the atomization core bracket 2.
  • a bottom cover 23 is connected to one end, away from the suction nozzle 16, of the side wall of the tobacco tar cup 15, one end, away from the gas outlet pipe 18, of the atomization core is in fixed connection with the bottom cover 23, a through hole 24 communicated with the first gas pass hole 6 is formed in the bottom cover 23, a first sealing cover 25 is provided between the atomization core and an inner side wall of the bottom cover 23, and a third gas pass hole 26 communicated with the first gas pass hole 6 is formed in the first sealing cover 25.
  • a second sealing cover 27 is provided between the atomization core and the inner side wall of the gas outlet pipe 18, and a fourth gas pass hole 28 which communicates the second gas pass hole 7 with the suction nozzle 16 is formed in the second sealing cover 27.
  • the suction nozzle 16 is connected with the tobacco tar cup 15 through an upper cover 31.
  • a first tobacco tar injection hole 32 communicated with the first tobacco tar bin 19 and a second tobacco tar injection hole 33 communicated with the second tobacco tar bin 20 are formed in the upper cover 31, the first tobacco tar injection hole 32 is equipped with a first tobacco tar injection plug 34, and the second tobacco tar injection hole 33 is equipped with a second tobacco tar injection plug 35.
  • One side, away from the atomization core, of the bottom cover 23 is in fixed connection with a connecting base 36, an inner electrode 37 is fixed to the bottom of the connecting base 36 through an insulating ring 38, a gas inlet hole 4 is formed in the inner electrode 37, and the gas inlet hole 4 is communicated with the third gas pass hole 26 through the through hole 24.
  • a connecting base 36 One side, away from the atomization core, of the bottom cover 23 is in fixed connection with a connecting base 36, an inner electrode 37 is fixed to the bottom of the connecting base 36 through an insulating ring 38, a gas inlet hole 4 is formed in the inner electrode 37, and the gas inlet hole 4 is communicated with the third gas pass hole 26 through the through hole 24.
  • the gas enters from the gas inlet hole 4, enters the atomization core bracket 2 after passing through the through hole 24, the third gas pass hole 26 and the first gas pass hole 6 successively, respectively takes away two kinds of smoke after flowing by the first surface S1 and the second surface S2 of the atomization piece 1, and flows into the gas outlet pipe 18 through the second gas pass hole 7 and the fourth gas pass hole 28, and the two kinds of smoke are mixed in the gas outlet pipe 18 and finally enter the mouth of the user from the suction nozzle 16.
  • embodiment 2 of the utility model comprises a tobacco tar cup 15 and a suction nozzle 16 connected with one end of a side wall of the tobacco tar cup 15, an atomization piece 1, a liquid guide structure and a tobacco tar storage cavity 40 are provided in the tobacco tar cup 15, and the liquid guide structure is in contact with the tobacco tar in the tobacco tar storage cavity 40;
  • the atomization piece 1 comprises a first surface S1 and a second surface S2, both of the first surface S1 and the second surface S2 are in contact with the liquid guide structure, and both of the first surface S1 and the second surface S2 are communicated with the suction nozzle 16.
  • the tobacco tar cup 15 is a glass pipe
  • the atomization piece 1 is composed of piezoelectric ceramic whose upper surface and lower surface are both coated with conducting layers, and both of the first surface S1 and the second surface S2 are communicated with the suction nozzle 16 through a gas flow passage.
  • the atomization piece 1 is horizontally provided above the tobacco tar storage cavity 40, and the liquid guide structure and the gas flow passage are independent of each other.
  • the gas flow passage comprises a vent pipe 41, a top end of the vent pipe 41 is in fixed connection with a suction nozzle base 42, and a bottom end of the vent pipe 41 is in fixed connection with a base.
  • the base comprises an upper base 63 provided with a tobacco tar injection hole 49 in the bottom, and a lower base 48 which is detachably connected with the upper base 63 and capable of blocking the tobacco tar injection hole 49.
  • the bottom end of the vent pipe 41 is in fixed connection with the upper base 63 through an insulating base 53.
  • the top end of the vent pipe 41 is communicated with the second surface S2 and the first surface S1; the vent pipe 41 is communicated with the suction nozzle 16 on the suction nozzle base 42; and the vent pipe 41 is communicated with a gas inlet hole 4 in the base.
  • the suction nozzle base 42 is in screw joint with the suction nozzle 16.
  • the gas inlet hole 4 is formed in the side wall of the lower base 48; and the inner wall of the tobacco tar cup 15, the upper base 63, the vent pipe 41 and the bottom surface of the suction nozzle base 42 are enclosed to form the tobacco tar storage cavity 40.
  • Silica gel pads 54 are provided between the bottom surface of the suction nozzle base 42 and the top surface of the tobacco tar cup 15, and between the top surface of the upper base 63 and the bottom surface of the tobacco tar cup 15.
  • a silica gel base 44, a lower layer tobacco tar guide cotton 45, the atomization piece 1 and upper layer tobacco tar guide cotton 47, which are connected successively, are provided in the suction nozzle base 42, and both ends of the upper layer tobacco tar guide cotton 47 are bent downward (namely being bent toward the direction away from the suction nozzle 16) along a side edge of the atomization piece 1 and are connected with the lower layer tobacco tar guide cotton 45;
  • two tobacco tar guide pipes 60 provided with tobacco tar inlet holes 61 on the side walls are provided in the tobacco tar storage cavity 40, the bottom ends of the tobacco tar guide pipes 60 are in fixed connection with the upper base 63, a fixing hole 55 is formed in the suction nozzle base 42, connectors 56 are provided in the fixing hole 55, the top ends of the tobacco tar guide pipes 60 are in fixed connection with the suction nozzle base 42 through the connectors 56, tobacco tar guide cotton columns 62 are provided in the tobacco tar guide pipes 60, and the top ends of the tobacco tar guide cotton columns
  • the direction indicated by an arrow in Fig. 13 is the flow direction of the tobacco tar; and the direction indicated by an arrow in Fig. 14 is the flow direction of gas flow.
  • a plurality of sealing rings 57 which prevent tobacco tar leakage are further provided in embodiment 2.
  • a spring electrode 43 is located in the vent pipe 41 and is located below the atomization piece 1, the top end of the spring electrode 43 penetrates through the suction nozzle base 42, the silica gel base 44 and the lower layer tobacco tar guide cotton 45 successively and is connected with the second surface S2, and the bottom end of the spring electrode 43 is electrically connected with a lower electrode 59 through an upper electrode 58; the upper electrode 58 is in fixed connection with the upper base 63 through the insulating base 53; and the lower electrode 59 is in fixed connection with the lower base 48 through an insulating ring 38.
  • An elastic piece electrode 46 is located above the atomization piece 1, and two elastic pieces 461 of the elastic piece electrode 46 penetrate through electrode piece punch holes 39 in the upper layer tobacco tar guide cotton 47 to be connected with the first surface S1.
  • embodiment 3 of the utility model comprises a tobacco tar cup 15 and a suction nozzle 16 connected with one end of the side wall of the tobacco tar cup 15, the atomization piece 1, the liquid guide structure and the tobacco tar storage cavity 40 are provided in the tobacco tar cup 15, and the liquid guide structure is in contact with the tobacco tar in the tobacco tar storage cavity 40; the atomization piece 1 comprises the first surface S1 and the second surface S2, both of the first surface S1 and the second surface S2 are in contact with the liquid guide structure, and both of the first surface S1 and the second surface S2 are communicated with the suction nozzle 16.
  • the tobacco tar cup 15 is a glass pipe
  • the atomization piece 1 is composed of piezoelectric ceramic whose upper surface and lower surface are both coated with conducting layers, and both of the first surface S1 and the second surface S2 are communicated with the suction nozzle 16 through the gas flow passage.
  • the atomization piece 1 is horizontally provided below the tobacco tar storage cavity 40, and the liquid guide structure and the gas flow passage are independent of each other.
  • the gas flow passage comprises the vent pipe 41, the top end of the vent pipe 41 is in screw joint with the suction nozzle 16, and the bottom end of the vent pipe 41 is in fixed connection with the base, the base comprises a upper base 63, and a lower base 48 that is detachably connected with the upper base 63.
  • the suction nozzle 16 is in screw joint with the tobacco tar cup 15.
  • vent pipe 41 The bottom end of the vent pipe 41 is communicated with the second surface S2 and the first surface S1; the vent pipe 41 is communicated with the suction nozzle 16; and the vent pipe 41 is communicated with the gas inlet hole 4 in the base.
  • the silica gel base 44, the lower layer tobacco tar guide cotton 45, the atomization piece 1 and the upper layer tobacco tar guide cotton 47, which are connected successively, are loaded on the lower base 48, and both ends of the upper layer tobacco tar guide cotton 47 are bent downward (namely being bent toward the direction away from the suction nozzle 16) along the side edge of the atomization piece 1 and are connected with the lower layer tobacco tar guide cotton 45;
  • a tobacco tar guide cotton pipe 50 is sleeved on the outside of the vent pipe 41, and a tobacco tar guide pipes 60 provided with tobacco tar inlet holes 61 on the side walls are sleeved on the outside of the tobacco tar guide cotton pipe 50;
  • the inner wall of the tobacco tar cup 15, the suction nozzle 16, the tobacco tar guide pipes 60 and the upper base 63 are enclosed to form the tobacco tar storage cavity 40;
  • a gas hole bracket 51 which unfolds the tobacco tar guide cotton pipe 50 is provided at the bottom of the vent pipe 41; and gas inlet not
  • the direction indicated by an arrow in Fig. 21 is the flow direction of gas flow; and the direction indicated by the arrow in Fig. 22 is the flow direction of the tobacco tar.
  • a plurality of sealing rings 57 which prevent tobacco tar leakage are further provided in embodiment 3.
  • the spring electrode 43 is provided below the atomization piece 1, the top end of the spring electrode 43 penetrates through the lower base 48, the silica gel base 44 and the lower layer tobacco tar guide cotton 45 successively and is connected with the second surface S2, and the bottom end of the spring electrode 43 is electrically connected with the lower electrode 59; and the lower electrode 59 is in fixed connection with the lower base 48 through the insulating ring 38.
  • the elastic piece electrode 46 is located above the atomization piece 1, and two elastic pieces 461 of the elastic piece electrode 46 penetrate through the electrode piece punch holes 39 in the upper layer tobacco tar guide cotton 47 to be connected with the first surface S 1.
EP17818829.8A 2016-06-29 2017-02-16 Atomiseur de cigarette électronique ultrasonore Active EP3459373B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201620656440.7U CN205728076U (zh) 2016-06-29 2016-06-29 一种电子烟雾化器
CN201621085999.5U CN206079039U (zh) 2016-09-28 2016-09-28 一种超声波电子烟雾化芯及雾化器
PCT/CN2017/073781 WO2018000829A1 (fr) 2016-06-29 2017-02-16 Atomiseur de cigarette électronique ultrasonore

Publications (3)

Publication Number Publication Date
EP3459373A1 true EP3459373A1 (fr) 2019-03-27
EP3459373A4 EP3459373A4 (fr) 2020-03-11
EP3459373B1 EP3459373B1 (fr) 2022-01-05

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EP17818829.8A Active EP3459373B1 (fr) 2016-06-29 2017-02-16 Atomiseur de cigarette électronique ultrasonore

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EP (1) EP3459373B1 (fr)
WO (1) WO2018000829A1 (fr)

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EP4059362A4 (fr) * 2019-12-20 2023-12-06 China Tobacco Hunan Industrial Co., Ltd. Atomiseur ultrasonore et cigarette électronique

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US11889861B2 (en) 2019-09-23 2024-02-06 Rai Strategic Holdings, Inc. Arrangement of atomization assemblies for aerosol delivery device
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EP3858159A1 (fr) * 2020-01-15 2021-08-04 Shenzhen Eigate Technology Co., Ltd. Ensemble d'atomisation et cigarette électronique le comprenant

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