Abstract: An ultrasonic electronic cigarette atomizer and electronic cigarette are disclosed. The atomizer includes an e-liquid storage assembly and an atomization core detachably connected to the e-liquid storage assembly. The atomization core includes an ultrasonic atomization sheet. The e-liquid storage assembly includes an e-liquid chamber and an e-liquid outlet for communicating an atomization surface of the ultrasonic atomization sheet with the e-liquid chamber. The e-liquid storage assembly further includes a moving assembly that can move in the direction of assembling/disassembling the atomization core to open/close the e-liquid outlet. When the atomization core is connected with the e-liquid storage assembly, the atomization core drives the moving assembly to move and open the e-liquid outlet. When the atomization core is disconnected from the e-liquid storage assembly, the moving assembly is reset and closes the e-liquid outlet.

Abstract: Provided is an aerosol generating system including a holder configured to generate aerosol by heating a cigarette; and a cradle including an inner space into which the holder is inserted. The holder is configured to be tiltable with respect the cradle. The holder is inserted into the inner space of the cradle and then tilted to generate the aerosol.

Abstract: A device for storing oil or another vaporizable substance can include a porous body adapted to absorb a volume of liquid and to retain the volume of liquid for vaporization. A porous body can include a matrix of pores adapted to take up and retain oil by capillary action. A method of vaporizing oil can include storing the oil in a porous body and heating the porous body.

Abstract: An electrically heated smoking system for receiving an aerosol forming substrate includes a heater for heating the substrate to form the aerosol. The heater includes a heating element. The electrically heated smoking system and the heating element are arranged such that, when the aerosol forming substrate is received in the electrically heated smoking system, the heating element extends a distance only partially along the length of the aerosol forming-substrate, and the heating element is positioned towards the downstream end of the aerosol forming substrate.

Abstract: A system and method for vaporizing a consumable is disclosed. The system includes a straw and a heating element configured to be connected to a desired power source type (e.g., vape pen, dab pen, battery, vape battery etc.) The heating element is configured to heat and vaporize a consumable. During use, the vapor from the heated consumable is syphoned through the straw and the straw guides a flow of vapor to avoid the power source.

Abstract: An atomizing assembly for an electronic cigarette includes: a liquid absorption element made of porous ceramic, the liquid absorption element having a liquid absorption surface configured to absorb liquid, and an atomizing surface being opposite to the liquid absorption surface; and a heating element embedded in the liquid absorption element and configured to atomize the liquid absorbed by the liquid absorption element into atomized pas; wherein a side of the liquid absorption element having the liquid absorption surface has a higher thermal conductivity than a thermal conductivity of a side of the liquid absorption element having the atomizing surface.

Abstract: An aerosol delivery device is provided that comprises a control body and an aerosol source member. The aerosol delivery device includes a resonant transformer comprising a resonant transmitter and a resonant receiver. The aerosol source member includes an inhalable substance medium at least a portion of which is positioned proximate the resonant transmitter. The resonant transmitter is configured to generate an oscillating magnetic field and induce an alternating voltage in the resonant receiver when exposed to the oscillating magnetic field, such that the alternating voltage causes the resonant receiver to generate heat and thereby vaporize components of the inhalable substance medium to produce an aerosol. In some implementations, the resonant receiver comprises part of the control body. In other implementations, the resonant receiver comprises part of the aerosol source member.

Abstract: An automatic manual electronic cigarette includes a battery assembly, an atomizing assembly, a manual switch assembly, an automatic switch assembly and an automatic manual shift assembly. The automatic manual shift assembly includes a shift key and a control board. The control board has a manual control contact and an automatic control contact. When the shift key is electrically connected to the manual control contact, the battery assembly is controlled by the manual switch assembly to supply power to the atomizing assembly; when the switch key is electrically connected to the automatic control contact, the battery assembly is controlled by the automatic switch assembly to supply power to the atomizing assembly. As such, the automatic manual electronic cigarette integrates two functions of manual control and automatic control.

Abstract: An aerosol-generating system includes a main body, a cartridge, and a connecting component. The main body includes a main body housing enclosing a power supply. The cartridge includes a cartridge housing enclosing a reservoir of liquid aerosol-forming substrate. The cartridge is releasably connectable to the main body by the connecting component. The connecting component is fixed to the main body housing and is less stiff in at least one direction than the main body housing. The connecting component that is less stiff the main body housing and the cartridge housing can act as a shock absorber when the aerosol-generating system experiences a significant impact, such as when dropped on a surface. This reduces damage to other components of the system and, in particular, may prevent leaks of liquid resulting from damage to the liquid reservoir.

Abstract: An aerosol generating device provided with a rotary heater includes a casing having a hollow shape and including a path in which a cigarette is accommodated; a rotating member rotatably coupled to the casing; and a heater which has an end portion located inside the path to be inserted into the cigarette accommodated in the path, is connected to the rotating member to rotate along with the rotating member, and heats the cigarette when electricity is applied to the heater.

Abstract: A vaporization device includes a housing, a nozzle cap, a heating component, a first sleeving, and a battery. The nozzle cap is operatively secured to the housing and defines an outlet. The heating component includes a core element and a heating coil at least partially wound around the core element. The first sleeving includes an outer wall defining a notch leading to a through hole configured to receive and fixedly secure the core element. The battery is in electrical communication with the heating component.

Abstract: Vaporizers with protection are disclosed. The vaporizers includes a built-in child protective mechanism adapted to connect and disconnect the power source from the heating element of the vaporizer thereby mitigating the ability of a child to activate the vaporizer.

Abstract: An atomizing head includes a heating assembly and an atomizing sleeve, the atomizing sleeve includes a first chamber and a second chamber in communication with each other, and the external airflow is successively flowing through the first chamber and the second chamber, and take away smoke formed by the aerosol forming substrate atomized by the heating assembly. The first chamber and the second chamber are spaced apart to effectively separate the airflow drawn from the outside with the second chamber. Since the airflow is completely passed through the entire atomizing head, it is difficult to form an effusion, the temperature of the heating element is substantially uniform everywhere, the airflow of the present disclosure is smooth, the heat conduction effect is good. In addition, the present disclosure uses a double heating assemblies, the amount of smoke is large and it is difficult to form an effusion.

Abstract: The present application relates to an electronic vaporizer device, an electronic vaporizer device body, and an operation method. An electronic vaporizer device body, configured to be used in combination with an electronic vaporizer, wherein the electronic vaporizer device body comprises: a power supply, configured to supply power; an airflow sensor; and a main control circuit, configured to activate the airflow sensor after detecting first level information; wherein the first level information is generated when the electronic vaporizer device body being in combination with the electronic vaporizer.

Abstract: The invention relates to cigar piercers having multiple lances for piercing a cigar. The cigar piercers include an opening for the cigar, grips that are operable to push the lances into the cigar and leave puncture holes after retracting from the cigar.

Abstract: An electrically operated aerosol-generating system is provided, including an aerosol-generating device having a first connector part; a charging unit to receive the device and having a second connector part. The first part includes first through third electrical contacts, the third at least partially circumscribes the first. The second part includes first through third electrical contacts, the second and the third being spaced radially outwardly from the first. The first and the second parts electrically engage when the device is received by the charging unit, such that the first contact of the first and the second parts engage, the second contract of the first part engages the second or the third contact of the second part, and the third contact of the first part engages the other of the second or the third contact of the second part, regardless of angular position of the second part relative to the first.

Abstract: A modular computer-implemented XR health platform is adapted for diagnostic, therapeutic, and care delivery to patient. The platform incorporates one or more modules including a clinical platform module, XR platform module, configuration module, web portal and companion application module, integration module, light module, anatomy module, movement module, neurological module, mental health module, pain module, procedural and digital anesthetic module, hardware module, and billing module. A combined extended reality display and computing device are adapted for implementing one or more of the plurality of modules.

Abstract: The present disclosure relates to a cartridge for use in an aerosol delivery device and an aerosol delivery device having the same. The cartridge includes a first reservoir configured to contain an aerosol precursor composition, and an atomizer having a liquid transport element in fluid communication with the first reservoir and a heating element configured to vaporize the aerosol precursor composition transported by the liquid transport element. The cartridge also includes a second reservoir, the second reservoir including two or more separate chambers, wherein at least one of the chambers contains a flavorant. A flow of air is configured to pass adjacent to the atomizer to entrain particles of the aerosol precursor composition that are vaporized by the heating element. The flow of air is also configured to pass at least one of the chambers of the second reservoir to entrain the flavorant of the respective chamber.

Abstract: There is provided an inhalation device for delivering a deliverable agent in the form of an aerosol or vapour to a user. The device comprises a solid, porous carrier material having a defined porosity, and a deliverable agent located within the pores of the carrier material. The device is operable to heat the carrier material and vaporise the deliverable agent. Deliverable agents that may be delivered to the user include active pharmaceutical ingredients. Suitable materials for the porous carrier material include chemically bonded ceramic materials and geopolymeric materials.

Abstract: An electronic smoking device includes an elongate housing sleeve accommodating at least part of the following components: a battery as an electric power source powering an electrically activatable atomizer including an electric heater adapted to atomize a liquid supplied from a reservoir to provide an aerosol exiting from the atomizer; a puff detector adapted to indicate an aerosol inhaling puff; and control electronics connected to the puff detector and adapted to control the heater of the atomizer. At least part of the battery, the puff detector, the control electronics and/or the atomizer is mounted on an elongate insert permitting lateral access and fitting into the housing sleeve via one of the ends of the housing sleeve.

Abstract: The personal vaporizer having multiple liquid-holding reservoirs generates a consumable substance in a gas phase to simulate the smoking experience. The consumable substance is contained within a cartridge selected from a plurality of cartridges that are contained within the personal vaporizer having multiple liquid-holding reservoirs. Each cartridge contains a different consumable substance. The personal vaporizer having multiple liquid-holding reservoirs allows a user to select the desired consumable substance. The personal vaporizer having multiple liquid-holding reservoirs comprises a plurality of containment prisms, a manifold, a plurality of threaded connections, and the plurality of cartridges. The plurality of containment prisms contain the plurality of cartridges and the mechanisms required to process the consumable substance. The process is selected from the group consisting of evaporating the consumable substance and sublimating the consumable substance.

Abstract: A charging case assembly for a vaporizer device includes a lower housing pivotably coupled to an upper housing. The lower housing can include a rechargeable power supply and a coupling mechanism configured to receive and position the vaporizer device within the lower housing. The coupling mechanism can include a cradle portion positioned along the lower housing and further include an elongated base that is recessed along an inner surface of the lower housing. The cradle portion can be configured to receive the vaporizer device such that a first elongated side of the vaporizer device is positioned against the base of the cradle portion. The coupling mechanism can further include a pair of case contacts positioned adjacent a first end of the base.

Abstract: A dynamic output power management unit for a heating circuit of an electronic smoking device is disclosed, the heating circuit having a heating element connected to a power source via a first switching element, the unit having at least one voltage detection device to detect voltage values at various points of the heating circuit; and a controller configured to deriving a resistance of the heating element, estimating a discharge time or a power consumption value of the power source such that an energy converted in a period of time is substantially identical to a predetermined energy conversion value for a same period of time.

Abstract: An electronic vapor provision system includes a control unit and a cartridge configured to engage with and disengage from one another substantially along a longitudinal axis. The cartridge includes a reservoir of liquid to be vaporized, and the control unit includes a battery and a tube portion disposed along said longitudinal axis. The system further includes an induction heating assembly comprising a drive coil and a heater element. The heater element is located in the cartridge for vaporizing the liquid. The cartridge is configured to feed liquid from the reservoir onto the heater element for vaporization. The drive coil is located in the tube portion of the control unit and disposed about the longitudinal axis. The cartridge is located at least partly within the tube portion when engaged with the control unit, such that the heater element is within the drive coil.

Abstract: A modular electronic cigarette which can be assembled into different shapes and configurations includes at least one atomization module and at least one battery module, the at least one atomization module and at least one battery module being detachably assembled together by means of magnetic connection, snap-fit, USB connection, or accessory to obtain various combination shapes of the electronic cigarette. Threaded connections between components are not required. The electronic cigarette can satisfy requirements of the user for simple and diverse combinations of components, thus increasing the user experience.

Abstract: A composite ceramic atomizer includes a first main body and a second main body that are integrally formed by using a glazing and sealing process, and the first main body is connected to the second main body through a glazed surface formed by glazing. The glazed surface completely or partially covers a surface at the joint between the first main body and the second main body. The first main body includes a heating carrier and a conductive path for heating, where the conductive path is formed on a surface of or inside the heating carrier and has a first contact part and a second contact part connected to a power supply. The second main body is used for liquid conduction. Further provided is a method for preparing the composite ceramic atomizer.

Abstract: A mobile communication device includes a wireless receiver adapted to receive a beacon signal from a wireless beacon, the beacon signal including a unique identifier and a common identifier indicating that the beacon is used for the transmission of vaping policies; a processor adapted to detect within the beacon signal the common identifier; a transmitter adapted to transmit the unique identifier to a remote server; and a receiver adapted to receive from the remote server indicator data indicative of the authenticity of the beacon signal.

Abstract: An electrically operated aerosol generation system has a replaceable atomizer. The system includes a housing and an atomizer that can be received within a bore in a grasp ring of the housing. A power supply unit can be connected to the housing. A reservoir contains vaporizable liquid which can be supplied to the atomizer. A mouthpiece assembly is provided and can be actuated relative to the housing in order to separate and eject the atomizer from the housing when the power supply unit is removed.

Abstract: Provided are a flavor generating segment comprising a first flavor generating member and a second flavor generating member, wherein: at least either of the first and the second flavor generating members includes a plurality of stacked flavor generating sheets and has, between at least a pair of the neighboring flavor generating sheets, a non-contact part in which the flavor generating sheets do not come into contact with each other; and principal surfaces of the flavor generating sheets face the other flavor generating member, as well as a flavor generating article and a flavor inhalation system equipped therewith. The flavor generating segment gives a good smoking flavor.

Abstract: The present invention an electronic inhaler for the delivery of pharmaceuticals through vaporization.

Abstract: A capsule for an aerosol-generating device may include a first heater, a second heater, and a frame sandwiched between the first heater and the second heater. The frame may define open spaces therein and have a rigidity that is adequate to support the first heater and the second heater. The open spaces within the frame may be interconnected and sized for aerosol-permeability and capillary action. A nicotine-containing material, such as tobacco, may be disposed within the capsule.

Abstract: An atomizing assembly structure is disclosed that is easy to disassemble. The atomizing assembly structure includes an atomizing sleeve, a threaded sleeve and an atomizing core. The atomizing sleeve has a lower end fixed to the threaded sleeve. The atomizing assembly structure further includes a tobacco liquid valve and a top cap. The atomizing core is arranged inside the tobacco liquid valve. The atomizing core and the tobacco liquid valve are in pluggable connection. The tobacco liquid valve has an upper end connected to the top cap through thread. The top cap covers and seals the atomizing sleeve. The atomizing assembly structure is simple in structure, easy to disassemble and regulate, convenient to clean and is leakage-proof, and thus greatly improves user experience.

Abstract: A device comprises a sensor and processing circuitry coupled to the sensor. The sensor is configured to obtain authentication information from an identification label of a cartridge of an electronic vaping device. The processing circuitry is configured to perform authentication of the cartridge based on the authentication information; and determine whether to unlock a battery section of the electronic vaping device to power the cartridge based on a result of the authentication of the cartridge.

Abstract: An electronic cigarette or vaporizer may include a shell and a cartomizer receivable within a chamber within a portion of the shell. A basin may be included in the cartomizer to hold a vaporizable fluid, dry substance, or other vaporizable substance such as a wax. A heating element may be provided within the basin which may have a flexible non-conductive material and a flexible conductive material.

Abstract: A power supply unit for an aerosol inhaler includes: a power supply able to discharge power to a load for generating an aerosol from an aerosol generation source; a temperature measuring unit configured to measure temperature of the power supply; and a control device configured to control first power or a first amount of power to be supplied to the power supply in a case where a measurement value of the temperature measuring unit is equal to or higher than a first threshold, to a value smaller than second power or a second amount of power to be supplied to the power supply in a case where the measurement value is lower than the first threshold.

Abstract: Vaporizers having a thermal wick are provided. A thermal wick may include a combination of an electrically insulating porous wicking material surrounding, enclosing, covering or embedded within a thermally conductive material. The thermally conductive material has a thermal conductance greater than that of the porous wicking material. The thermal wick reduces the viscosity of vaporizable material by transferring heat throughout the wick and warming the vaporizable material and providing a high void volume. The thermal wick allows for substantially higher total particulate masses of vaporizable material than traditional wicks.

Abstract: A battery stick for the oval-shaped electronic cigarette comprises a rod shaped housing, and a battery, a control circuit board, and a power button which are accommodated in the housing, wherein an engagement portion for fixed connection with a vaporizer is arranged on an inner wall of the housing proximal to the open end, a mounting frame fitted inside the housing comprises a battery section and a circuit section arranged at one side of the control circuit board with a frame side plate having a same curvature as the inner wall of the housing, an outer border of the mounting frame is arranged with electrodes; the power button is arranged on the power switch of the control circuit board and is received in the first button hole of the housing; and a wedge part is arranged between the inner wall of the housing and the frame side plate.

Abstract: An electrically operated aerosol-generating system is provided, including: a main unit including a heating portion disposed at an outer surface of the main unit, the heating portion including one or more electric heaters; and a tubular aerosol-generating article including a tubular aerosol-forming substrate and an inner passage, wherein the inner passage of the tubular aerosol-generating article is configured to receive the heating portion of the main unit, and the one or more electric heaters are arranged to heat the tubular aerosol-forming substrate when the tubular aerosol-generating article is received on the heating portion of the main unit.

Abstract: Provided is a system and method for a dosing vaporizer. More specifically, an embodiment of the system includes a housing with a first end opposite from a second end. A mouthpiece disposed proximate to the first end, the mouthpiece structured and arranged to rotate about the first end. An attacher disposed proximate to the second end, the attacher structured and arranged for removable attachment to a power source. A reservoir of liquid concentrate is disposed within the housing. A vaporizer disposed proximate to the attacher and thermally isolated from the reservoir. A vapor conduit passes generally from the vaporizer through the housing to the mouthpiece. A metered rotation driven dispenser, coupled to the mouthpiece, applies a predetermined force upon the reservoir to dispense from the reservoir into the vaporizer a predetermined amount of liquid concentrate.

Abstract: A vaporizer device includes a vaporization unit for heating the smoke oil to generate an aerosol, a battery for supplying power to the vaporization unit, a housing connected to one end of the vaporization unit and accommodating the battery and a mouthpiece connected to the other end of the vaporization unit and used for inhaling the aerosol generated by the vaporization unit. The vaporizer device further includes a rotating part provided on the outside of the housing to rotate relative to the housing. By turning the rotating part, a user can relieve anxiety and stress. This indicates that the vaporizer device has an improved pressure relief effect. An annular knob is slidable toward a printed circuit board (PCB), so that a light-emitting diode (LED) lamp is controlled to change color.

Abstract: An aerosol delivery device is provided. The aerosol delivery device includes a power source, an aerosol production component, a sensor to produce measurements of atmospheric air pressure in an air flow path through at least one housing, and a switch coupled to and between the power source and the aerosol production component. The aerosol delivery device also includes processing circuitry coupled to the sensor and the switch. The processing circuitry determines a difference between the measurements of atmospheric air pressure from the sensor and a reference atmospheric air pressure. Only when the difference is at least a threshold difference, the processing circuitry outputs a signal to cause the switch to switchably connect and disconnect an output voltage from the power source to the aerosol production component to power the aerosol production component for an aerosol-production time period.

Abstract: A controlling apparatus able to warn a user as to an old or malfunctioning atomizer head applied to an electronic cigarette, with a control method. A first detecting device detects value aN of loss factor when atomizing head operates for the Nth time, a timer records N times of operating and operating duration tN. A storage stores a loss calculation formula, a preset threshold value of the accumulated total loss DN, and loss data as to previous use of current atomizer head. A processor can acquire aN, N and tN, and loss calculation formula, and the loss data to calculate the operating loss dN and the total loss DN, then store dN and DN. Total loss DN is compared with the preset threshold value, and an alarming device transmits alarm signal if DN is equal to or greater than the preset threshold value.

Abstract: A heating device, an atomizer and an electronic cigarette having the same are disclosed, a heating device includes a shell, with a receiving chamber formed therein; a heating element, received in the receiving chamber to contact with a liquid conductive body; the liquid conductive body, configured for absorbing tobacco liquid and supplying the tobacco liquid to the heating element; the liquid conductive body includes multiple annular liquid conductive layers stacked inside the shell, along an axial direction of the shell; outer diameters of multiple annular conductive layer are equal to an inner diameter of the receiving chamber such that the multiple annular liquid conductive layers are capable of being received in the receiving chamber and abutting against an inner surface of the shell.

Abstract: An electronic vaping device (10) includes a power supply portion (12) comprising a power supply (18), an atomizer/liquid reservoir portion (14) comprising a liquid reservoir (48) storing a liquid (30) in a free floating manner, and an atomizer (28) adapted to atomize the liquid (30) stored in the liquid reservoir (48) when operated by the power supply (18). The atomizer (28) includes a plurality of heating elements (36a, 36b, 36c, 36d, 36e) that are arranged inside the liquid reservoir (48) at different levels (ha, hb, hc, hd, he).

Abstract: An electronic cigarette, including a mouthpiece assembly, an atomizing assembly, and a base assembly. The mouthpiece assembly includes a mouthpiece, a first seal ring adapted to seal the mouthpiece, a cylinder, a protective cover, a pin, and a slide block. The atomizing assembly includes a silicone seal, a silicone ring, a housing, a threaded connection ring, an atomization unit, a sealing element adapted to seal the atomization unit, a second seal ring adapted to seal the sealing element, a glass tube, and a third seal ring adapted to seal the upper part of the glass tube. The base assembly includes a fourth seal ring, a support adapted to support the glass tube, a vapor regulating ring, a base, a fifth seal ring adapted to seal the vapor regulating ring, a sixth seal ring adapted to seal the base, an insulation ring, and a joint.

Abstract: The present invention has disclosed an electronic cigarette atomizer with a flared vapor outlet pipe, which comprises an atomizer tube body (1), an atomization device (2), and a connecting member (3). One end of the atomizer tube body (1) is a mouthpiece segment (A), the mouthpiece segment (A) contains a hollow mouthpiece cavity (10) which can accommodate an additional material. A vapor outlet pipe (11) is provided; two ends of the vapor outlet pipe (11) respectively communicate with the atomization chamber (20) and the mouthpiece cavity (10); an inner diameter of the vapor outlet pipe (11) gradually increases from an end connected to the atomization chamber (20) to an end connected to the mouthpiece cavity (10). The present invention increases the amount of vapor passing through the nozzle and the flow rate of the vapor at the end of the vapor outlet pipe (11), ultimately increasing atomization efficiency.

Abstract: An electrically operated aerosol-generating system is provided, including: a main unit including a heating portion disposed at an outer surface of the main unit, the heating portion including one or more electric heaters; and a tubular aerosol-generating article including a tubular aerosol-forming substrate and an inner passage, wherein the inner passage of the tubular aerosol-generating article is configured to receive the heating portion of the main unit, and the one or more electric heaters are arranged to heat the tubular aerosol-forming substrate when the tubular aerosol-generating article is received on the heating portion of the main unit.

Abstract: Provided are an electronic cigarette and an atomizer thereof, wherein an atomizer (10) comprises a liquid storage assembly (100) and an atomization assembly (200). The liquid storage assembly (100) comprises a plastic outer tube (120) and a metal inner tube (140). The plastic outer tube (120) comprises an outer tube body (122) and a connecting portion (124) provided in the outer tube body (122), wherein the connecting portion (124) is integrally connected to the outer tube body (122). The metal inner tube (140) is provided in the outer tube body (122), and the metal inner tube (140) is directly connected to the connecting portion (124). The interior of the metal inner tube (140) forms an air inlet passage (142), and a liquid storage chamber (160) is formed between the plastic outer tube (120) and the metal inner tube (140). The atomization assembly (200) is used to suction cigarette liquid in the liquid storage chamber (160) and atomize same.

Abstract: A battery device for an electronic cigarette that comprises an atomizing device, the battery device comprising a housing with an accommodating inner cavity, a power supply assembly, a liquid storing assembly, and a connecting member, wherein the power supply assembly and the liquid storing assembly are both disposed within the accommodating inner cavity, the connecting member is disposed at an open end of the liquid storing assembly, allowing the atomizing device to be inserted into the liquid storing assembly through the open end and be detachably connected to the battery device through the connecting member. In the battery device of the present application, the liquid storing assembly is disposed therein, so that during an installation process, the user only needs to make one connection to complete the connection between the atomizing device, the battery device and the liquid storing assembly.

Abstract: The present disclosure relates to a mouthpiece assembly for an electronic cigarette. The mouthpiece assembly includes a mouthpiece, and a base defining an air inlet. The mouthpiece includes a sucking end, a connecting end, and an air passage. The sucking end defines an air outlet, and the air outlet is in communication with the air passage. The air inlet is in communication with the air passage. The mouthpiece assembly further includes a blocking element on the base. The blocking element is capable of preventing air from flowing through. The blocking element defines at least one through hole. The mouthpiece is capable of driving the blocking element to rotate relative to the base, so that an area of at least one opening formed by the at least one through hole and the air inlet can be changed.