Abstract: A vaporizer includes: a liquid storage cavity; a liquid guide element, configured to extend in a direction perpendicular to a longitudinal direction of the vaporizer and to be in fluid communication with the liquid storage cavity to suck a liquid substrate; a heating element, at least partially surrounding the liquid guide element and used for heating at least part of the liquid substrate in the liquid guide element to generate an aerosol; a vaporization chamber, at least partially surrounding the heating element; and liquid temporary storage spaces, configured to at least partially surround the liquid guide element and avoid the heating element, and configured to store the liquid substrate to adjust efficiency of transferring the liquid substrate to the heating element. The liquid temporary storage spaces keep saturation of the liquid substrate in the liquid guide element in a suitable state, thus eliminating or slowing down oil frying.

Abstract: An embodiment of this application provides an aerosol generation device, configured to heat an aerosol generation product to generate aerosols for inhalation. The device includes: a susceptor, configured to be penetrated by a variable magnetic field to generate heat, to heat the aerosol generation product; a series LC oscillator or a series LCC oscillator including an inductance coil, configured to guide a variable alternating current to flow through the inductance coil to drive the inductance coil to generate the variable magnetic field; and a circuit, configured to determine an oscillation frequency of the series LC oscillator or the series LCC oscillator according to a change rate of an oscillation voltage of the series LC oscillator or the series LCC oscillator. According to the foregoing aerosol generation device, the oscillation frequency is determined according to the change rate of the oscillation voltage.

Abstract: The base is provided with a first sliding position and a second sliding position along the sliding direction of the latch; when the sliding latch is in the first sliding position, it is connected to the atomization core to restrict the axial movement of the atomization core along the through-hole; and when it is in the second sliding position, it is disengaged from the atomization core to release the restriction. The detachable atomization core atomizer of the present invention is designed by the way of lower intake and lower replacement of atomization core; by sliding the latch, the atomization core is automatically ejected; when installing the atomization core, just insert it according to the direction, simple and hygienic operation without oil leakage.

Abstract: A vaporizer includes: an outer housing, where the outer housing is internally provided with: a liquid storage chamber; a support, constructed to at least partially define a vaporization chamber; a smoke output tube for outputting an aerosol, constructed to substantially extend in the longitudinal direction of the outer housing, where the smoke output tube has an air inlet end being in airflow communication with the vaporization chamber; and a capillary channel is defined between the air inlet end and the support, so as to transfer an aerosol condensate at the air inlet end out of the smoke output tube. For the foregoing vaporizer, the condensate at the air inlet end of the smoke output tube is transferred out of the smoke output tube through the capillary channel, so as to slow down or eliminate the phenomenon that the condensate is sucked.

Abstract: An vaporizer includes an outer housing, where the outer housing is internally provided with: a liquid storage chamber; a first liquid guide element, having a first surface and a second surface opposite to each other, where the first surface sucks a liquid substrate in the liquid storage chamber; a second liquid guide element, arranged close to the second surface of the first liquid guide element, and configured to contact with the second surface to suck the liquid substrate; a heating element, configured to heat at least part of the liquid substrate in the second liquid guide element to generate an aerosol; and an air channel providing a flowing path for air to cross the first liquid guide element and enter the liquid storage chamber in the longitudinal direction of the outer housing.

Abstract: A vaporizer includes: at least one inhalation opening; a liquid storage cavity, which is configured to store a liquid substrate; a vaporization assembly, which heats the liquid substrate to generate an aerosol; a holder, which at least partially accommodates or holds the vaporization assembly; and a vapor output pipe, which provides an airflow path for outputting the aerosol to the at least one inhalation opening. The vapor output pipe is provided with an air inlet end, which is connected to the holder in a fit manner. A protruding structure is provided on the holder, and the protruding structure is close to the air inlet end of the vapor output pipe, so as to guide a condensate which is generated in the vapor output pipe out of the vapor output pipe through the air inlet end.

Abstract: A vaporizer includes: a liquid storage cavity; a porous body, being in fluid communication with the liquid storage cavity to absorb the liquid substrate, and having a vaporization surface; and a resistance heating trajectory, formed on the vaporization surface and configured to heat at least a part of the liquid substrate of the porous body to generate an aerosol, where the vaporization surface is a flat plane, and includes a length direction and a width direction perpendicular to the length direction; the resistance heating trajectory includes a first end and a second end, and extends between the first end and the second end in a zigzag way in the length direction of the vaporization surface; and a distance that the first end and the second end span in the vaporization surface in the length direction is greater than 75% of a length dimension of the vaporization surface.

Abstract: An output control circuit is applied in an electronic cigarette including a battery assembly and an atomizer. The output control circuit includes a controller, a first switching circuit, a driving circuit and a second switching circuit. The controller is for controlling switching-on or switching-off of the first switching circuit, and providing PWM signals to the driving circuit. The first switching circuit is respectively electrically connected with the battery assembly, the controller and the atomizer. The driving circuit is used for driving to switch on or switch off the second switching circuit according to the PWM signals. The second switching circuit is respectively electrically connected with the battery assembly, the driving circuit and the atomizer. The first switching circuit, the atomizer and the second switching circuit are electrically connected in series. The atomizer is switched on when the first switching circuit and the second switching circuit are switched on simultaneously.

Abstract: The present disclosure relates to electronic cigarettes, and in particular to an electronic cigarette and a power control method thereof. The power control method is used for controlling an output power of a power device to a heating element, and the method includes: determining a target power; setting an intermediate power according to the target power, the intermediate power being less than the target power; controlling the power device to output a power to the heating element, and enabling the output power of the power device to directly reach the intermediate power at a first stage; adjusting the output power of the power device to gradually reach the target power at a second stage, a duration of the first stage being less than a duration of the second stage; and controlling the power device to constantly output the target power to the heating element at a third stage.

Abstract: The present disclosure relates to electronic cigarettes, and in particular to a control method of an electronic cigarette and an electronic cigarette. The method includes: activating an electromagnetic heating component to output a predetermined output power at a first stage, so that a heating device heats up; feedback controlling the output power of the electromagnetic heating component through a first PID algorithm according to the temperature information of the heating device and a preset preheating temperature, so that the heating device reaches the preheating temperature; and after the heating device reaches the preheating temperature, adjusting the output power of the electromagnetic heating component at a second stage, so that the heating device keeps a target smoking temperature, the target smoking temperature being less than the preheating temperature. The control method of the electronic cigarette provided in the embodiment adopts a combination of PID algorithms and electromagnetic heating.

Abstract: Proposed by the present application are an aerosol-producing device and a control method therefor. The device comprises: an inductance coil for generating a changing magnetic field; a capacitor, which forms an LC oscillator with the inductance coil; and a susceptor, which is penetrated by the changing magnetic field to generate heat. A PFM inverter driving module drives the LC oscillator to oscillate so as to make the inductance coil generate the changing magnetic field, and comprises: a bridge circuit and a PFM controller, wherein the PFM controller outputs a PFM signal to the bridge circuit so as to drive the bridge circuit to turn on or off so as to make the LC oscillator oscillate.

Abstract: An electronic vaporization device includes a liquid storage part internally having a liquid storage chamber for storing a liquid substrate and an airflow channel isolated from the liquid storage chamber; a vaporization element for vaporizing the liquid substrate to generate aerosol; a first shell that defines an air outlet hole for the aerosol to escape from the electronic vaporization device; and a second shell connected to the liquid storage part and covering a second part of the outer surface of the liquid storage part; the liquid storage part includes a protrusion part protruding from the first or the second part of the outer surface, at least part of an outer surface of the protrusion part is not covered by the first shell nor by the second shell. During assembly, only the first shell and the second shell need to be fixedly connected to the liquid storage part respectively.

Abstract: Provided is an aerosol generation device, the aerosol generation device comprising a chamber for receiving at least some of a smokable material; a magnetic field generator configured to generate a varying magnetic field; a susceptor configured to be penetrated by the varying magnetic field so as to generate heat, thereby heating the at least some smokable material received in the chamber; and a circuit configured to determine the temperature of the susceptor by acquiring a resistance value of the at least some of the material on the susceptor and on the basis of the resistance value. According to the aerosol generation device of the present application, the temperature of the susceptor is determined by measuring the resistance of the susceptor, and compared with a temperature measuring mode using a temperature sensor, production and preparation are more convenient and rapider, and the temperature measuring effect is more accurate.

Abstract: Provided is vapor generation device and a control method thereof, the vapor generation device including a susceptor, configured to be penetrated by a changing magnetic field to generate heat to heat a vapor generation product; an oscillator, including an inductance coil and a capacitor and configured to guide a changing current to flow through the inductance coil to drive the inductance coil to generate the changing magnetic field; a peak detection unit, configured to detect a peak voltage of the oscillator; and a controller, configured to control the oscillator to guide a current based on the peak voltage. The vapor generation device detects a peak voltage of the oscillator during oscillation and controls the oscillation of the oscillator according to the peak voltage.

Abstract: An electronic atomizing device includes a battery cell, a heating element, a charging socket used for power charging the battery cell, and an airflow sensor used for measuring airflows flowing through the electronic atomizing device and being formed by inhaling of users. The airflow sensor includes a first port and a second port. The first port includes two electrical connections. A first electrical connection is electrically connected with a positive electrode of the charging socket, and a second electrical connection is electrically connected with the heating element via a switch transistor. The second port is electrically connected with a positive electrode of the battery cell. The switch transistor is disposed to be switched on when the positive electrode of the charging socket is at a low voltage level, and disposed to be switched off when the positive electrode of the charging socket is at a high voltage level.

Abstract: An aerosol generation device includes: a chamber to receive an aerosol generation product; a cell, including a first electrode and a second electrode; a first switch tube and a second switch tube; an LCC oscillator, including an inductance coil, a first capacitor, and a second capacitor; a first end of the inductance coil is connected to the second end of the first capacitor, and a second end of the inductance coil is connected to the first electrode through the first switch tube and is connected to the second electrode through the second switch tube; and the first switch tube and the second switch tube are turned on and turned off alternately, to guide an alternating current to flow through the inductance coil to generate a variable magnetic field; and a susceptor, configured to be penetrated by the variable magnetic field to generate heat, to heat the aerosol generation product.

Abstract: A vapor generation device includes: a heater, configured to heat a received aerosol-forming article; and the heater includes: a shell, constructed to at least partially extend in an axial direction of a cavity and have a hollow extending in the axial direction; and a heating coil, located in the hollow of the shell and constructed to extend in an axial direction of the shell, where a wire material of the heating coil has a cross section including a primary part, and an extension length of the primary part in an axial direction of the heating coil is greater than an extension length of the primary part in a radial direction of the heating coil. In the vapor generation device constructed above, the wire material of the heating coil in the heater is completely or at least partially flattened in form, which can reduce energy loss in a resistive heating coil.

Abstract: An electromagnetic induction heating-type aerosol-producing device and a control method are used to heat a smokeable material produce an aerosol. The device comprises: an LC oscillator, an inductance coil of which is inductively coupled with a susceptor; a power supply for providing a pulse voltage to the LC oscillator; the susceptor, which is penetrated by a changing magnetic field to generate heat, thereby heating the smokable material; and a frequency detection module for detecting the oscillation frequency of the LC oscillator; and according to the detection result of the frequency detection module, a controller adjusts the frequency of the pulse voltage provided by the power supply to the LC oscillator. The oscillation frequency of the LC oscillator is detected in real time, and the frequency of the power supplied to the LC oscillator is constantly corrected according to the detection results.

Abstract: This application provides an aerosol generation device and a control method thereof. The aerosol generation device includes, a housing, provided with a through hole and an air inlet; a cavity, where an aerosol-forming substrate is received in the cavity or removed from the cavity through the through hole; a heater, configured to heat the aerosol-forming substrate received in the cavity; a heat drain device, arranged on a gas flow path extending between the air inlet and the through hole; and a circuit, configured to, after the heater starts for heating and before the heater enters an inhalation stage, control the heat drain device to start operation to drain hot air generated by heating out of the housing along the gas flow path. Before a smoker inhales on the aerosol generation device, the heat drain device drains an aerosol comprising vapor out of the housing.

Abstract: An aerosol generation device comprises a susceptor configured to be penetrated by a varying magnetic field to generate heat, so as to heat a smokable material; a circuit; and a temperature sensor comprising a sensing portion packaged or accommodated within the susceptor, and an electrical connection portion connected to the sensing portion and at least partially located outside the susceptor. The circuit is electrically connected to the electrical connection portion, so that the temperature sensed by the sensing portion can be received by the electrical connection portion. In the aerosol generation device, the temperature sensor is packaged or accommodated within the susceptor, the effect of a magnetic field on the sensing portion can be substantially isolated, and the susceptor and the temperature sensor can be integrated into one piece, improving the stability of installation and the accuracy of temperature measurement, and also facilitating replacement and installation as a whole.