Abstract: An vaporizer includes an outer housing; the outer housing is internally provided with: a liquid storage chamber having an opening; a first liquid guide element having a first surface close to the liquid storage chamber in a longitudinal direction of the outer housing, and a second surface away from the first surface; the first surface sucks the liquid substrate; and the first liquid guide element is made from an organic porous material and is configured to cover the opening to seal the liquid storage chamber, such that the liquid substrate in the liquid storage chamber is substantially removed through the first liquid guide element; a second liquid guide element, configured to at least partially contact with the second surface to suck the liquid substrate; and a heating element, configured to heat at least part of the liquid substrate in the second liquid guide element to generate an aerosol.

Abstract: A vaporizer includes a housing having a liquid storage cavity; a vaporization assembly having a vaporization surface to vaporize a liquid substrate to generate aerosol; a support including a holding space to hold the vaporization assembly; a flexible seal element having an interference fit region to provide a seal between the housing and the vaporization assembly through an interference fit of a partial region to prevent the liquid substrate from flowing out from the liquid storage cavity through a region other than the vaporization surface; and an air channel to provide an airflow path for air to enter the liquid storage cavity, where the airflow path avoids the interference fit region, and the air channel includes a first part extending from an outer surface of the support to an inner surface of the holding space, and a second part extending between the seal element and a surface of the support.

Abstract: This application provides an aerosol generation device and an infrared heater. The infrared heater includes: a base body, having a closed end and an open end, where a chamber in communication with the open end is formed therein, and the closed end is configured to be inserted into an aerosol-forming substrate received in the chamber; a carbon material containing heating body, accommodated in the chamber and extending longitudinally from a first end to a second end, where the first end is arranged close to the closed end; and a first electrode and a second electrode arranged on the carbon material containing heating body and spaced apart from each other, where both the first electrode and the second electrode are at least partially accommodated in the chamber, and the first electrode and the second electrode are configured to receive electric power.

Abstract: An atomization core assembly (10A), an atomizer (100), and an electronic atomization device (300). The atomization core assembly (10A) comprises: a liquid guide member (10) comprising an atomization surface (11) and a liquid absorption surface (12); a heating element (20) provided on the atomization surface (11) and used for heating, when being energized, at least part of a liquid matrix absorbed by the liquid guide element (10) to generate an aerosol; and a first support (40) having an open end (42), a closed end (43) opposite to the open end (42), and a support sidewall (44), the support sidewall (44) and the closed end (43) at least defining a first accommodating space (45).

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 electronic vaporization device includes a battery, a storage unit and a heating element a thermistor, provided close to the heating element, heat of the heating element being able to be transferred to the thermistor, resulting in a change in a resistance value of the thermistor, and the thermistor being electrically connected with the heating element and the battery to form an electrical circuit and a control module, configured to acquire a starting signal to conduct electrical connection of the electrical circuit, the electrical circuit being configured in such a way that during conduction, the change in the resistance value of the thermistor reduces a current flowing through the heating element. The resistance value of the thermistor is changed by sensing the temperature of the heating element, when inhaling, the current flowing through the heating element can be reduced along with the change in the resistance value of the thermistor.

Abstract: An atomizer (100) and an electronic atomization device (300). The atomizer (100) comprises: at least one air suction port (94); a liquid storage cavity (12c) for storing a liquid matrix; a liquid guide element (10) in fluid communication with the liquid storage cavity (12c) to draw in the liquid matrix in the liquid storage cavity (12c), the liquid guide element (10) having an atomization face (11) arranged close to the air suction port (94); a heating element (20) formed on the atomization face (11) and used for heating at least some of the liquid matrix in the liquid guide element (10) to generate aerosol; and a conductive element (60) abutting against the heating element (20) for electric conduction, and same at least partially extending or exposed out of the atomizer (100) to form an electric contact (64) for powering the heating element (20).

Abstract: An atomization core assembly (10A, 10B), an atomizer (100), and an electronic atomization device (300). The atomization core assembly (10A, 10B) comprises: a liquid guide element (10) comprising an atomization surface (11) and a liquid absorption surface (12) opposite to the atomization surface (11); a heating element (20) disposed on the atomization surface (11) and used for heating at least part of a liquid matrix absorbed by the liquid guide element (10) to generate aerosol; and a first sealing member (30) having a first open end (31), a first closed end (32) opposite to the first open end (31), and a sealing member sidewall (33) extending from the first closed end (32) to the first open end (31). The first sealing member (30) accommodates the liquid guide element (10) and exposes the atomization surface (11).

Abstract: An atomizer and an electronic atomization device.

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 present application relates to the technical field of electronic atomization devices. Disclosed are an atomizer and an electronic atomization device. The atomizer comprises: a main housing, defining a flue gas output channel; a liquid guiding element, comprising an atomization surface and a liquid absorption surface; a heating element, provided on the atomization surface and used for heating at least part of a liquid matrix absorbed by the liquid guiding element so as to generate aerosol; and a supporting seat, defining a first accommodating space and a second accommodating space that are spaced apart from each other by means a partition plate, wherein the first accommodating space accommodates the liquid guiding element, and the supporting seat is in fitting connection with the main housing, so that the atomization surface of the liquid guiding element faces the flue gas output channel.

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: A vaporization core support assembly, a vaporizer and an electronic vaporization device are provided. The vaporization core support assembly includes: a first support, configured to accommodate a liquid guide element, and a support side wall of the first support being provided with a first matching surface; and a second support, including a main part and a blocking wall higher than the main part, the blocking wall being arranged on one side of the second support, and a top surface of the main part and a bottom surface of the first support being slidable relatively, so that the first matching surface is in stop fit with the blocking wall. The vaporization core support assembly can be assembled by opposite transverse movement of the first support provided with the first matching surface and the second support provided with the blocking wall higher than the main part.

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: 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 atomization core assembly (10A), an atomizer (100) and an electronic atomization device (300).

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: This application discloses an electronic vaporization device, including: a first storage unit, configured to store a first liquid; a second storage unit, configured to store a second liquid; a vaporization unit, configured to vaporize the liquid to produce an aerosol for a user to inhale; a first liquid delivery channel, which is fluidly communicated with the first storage unit and the vaporization unit to accordingly deliver the first liquid to the vaporization unit a second liquid delivery channel, which is fluidly communicated with the second storage unit and the vaporization unit to accordingly deliver the second liquid to the vaporization unit where the first liquid delivery channel and the second liquid delivery channel are configured to deliver the corresponding liquid to the vaporization unit at different times. This application can increase the liquid storage amount of the electronic vaporization device through the first storage unit and the second storage unit.

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.