Abstract: An atomizer and an aerosol generating device are provided. An atomizing assembly and a sealing seat are provided in an accommodating cavity of a liquid storage member, and the atomizing assembly is supported on the sealing seat, so that the portion of the interior of the liquid storage member other than the atomizing assembly and the sealing seat defines a liquid storage cavity, and an atomizing cavity is provided inside the atomizing assembly. The liquid storage cavity is communicated with the atomizing cavity through a liquid inlet hole. An air inlet hole is formed on the liquid storage member, and an air inlet passage that communicates the atomizing cavity with the air inlet hole is formed on the sealing seat. Before the aerosol generating device is put into use, the air inlet passage is sealed by a plugging assembly.

Abstract: A battery housing includes a first casing and a second casing. A side wall of the first casing is provided with a limiting groove along an axial direction of the first casing. A guiding rib is protrudingly provided on the outer wall of the first casing along the axial direction of the first casing. An inner wall of the second casing is protrudingly provided with a limiting protrusion corresponding to the limiting groove along an axial direction of the second casing. A side wall of the second casing is provided with a guiding groove corresponding to the guiding rib along the axial direction of the second casing. When the second casing is sleeved on the outside of the first casing, the limiting protrusion is engaged in the limiting groove, and the guiding rib is engaged in the guiding groove.

Abstract: Disclosed is a mouthpiece assembly, including a lower mouthpiece cover and an upper mouthpiece cover. The lower mouthpiece cover is provided with a first air inlet passage and a first air outlet passage. The upper mouthpiece cover is provided with an air exiting hole. The upper mouthpiece cover can move relative to the lower mouthpiece cover. When the upper mouthpiece cover is in a first connection state relative to the lower mouthpiece cover, the first air inlet passage is in communication with the outside, and the first air outlet passage is in communication with the air exiting hole; and when the upper mouthpiece cover is in a second connection state relative to the lower mouthpiece cover, the first air inlet passage and the first air outlet passage are closed by the upper mouthpiece cover.

Abstract: A temperature control method of an electronic cigarette includes the following steps: when a cigarette lighting signal is received, acquiring a preset maximum duty cycle as the initial duty cycle or determining the initial duty cycle according to the current parameters of the electronic cigarette; adjusting the battery voltage according to the initial duty cycle and outputting the battery voltage to a heating element to increase the temperature of the heating element; acquiring a temperature parameter for characterizing the temperature of the heating element; when the temperature parameter of the heating element meets a preset temperature control condition, adjusting the duty cycle according to the temperature parameter of the heating element so that the heating element retains its temperature. The temperature control method can realize the effective control of the temperature of the heating element and ensure the suction effect and the suction safety.

Abstract: A cartridge (1), and an aerosol generating apparatus and system control, according the number of times a power supply apparatus (2) has performed lighting, an atomization apparatus is turned on or off. The cartridge (1) includes: a signal transceiver (111), used to receive a lighting signal that is sent by the power supply apparatus (2) cooperating with the cartridge (1) in which the encryption chip (11) is located, and send an update signal to a processor (113); a memory (112), which is used to store the remaining inhalation numbers as well as a preset maximum inhalation number; and a processor (113), which is used to update the remaining inhalation numbers in the memory (112) according to a preset first rule, so that the power supply apparatus (2) cooperating with the cartridge (1) reads, the remaining inhalation numbers stored therein, and then controls an atomizing device to stop operation.

Abstract: A cartridge, and a verification method, apparatus for a cartridge. The verification method for a cartridge includes: receiving a first password seed sent by a verification device for a cartridge (101); reading a pre-stored root password (102); calculating a second session password according to the root password and the first password seed (103); and sending, to the verification apparatus, verification information carrying the second session password, so that the verification apparatus compares and verifies a pre-stored first session password corresponding to the first password seed with the second session password, and if comparison verification is passed, determining that the cartridge is a matching cartridge (104). By means of performing password verification on a verification apparatus and a cartridge, the mixed use of a power supply apparatus and a cartridge that are of different models is effectively prevented.

Abstract: An atomizer includes a housing, an atomizing assembly and a movable assembly. The housing defines a mounting opening. The atomizing assembly includes an inner tube detachably mounted in the housing through the mounting opening. The inner tube is provided with a smoke outlet. The movable assembly includes a dustproof cover movably disposed on the housing and a locking member. The dustproof cover is rotatable relative to the locking member, rotating the dustproof cover can open the mounting opening to expose the smoke outlet or close the mounting opening to cover the smoke outlet. The inner tube is provided with a locking groove engaged with the locking member. When the dustproof cover opens the mounting opening and the dustproof cover is caused to slide, the locking member moves under the driving of the dustproof cover to disengage from the locking groove, such that the inner tube can be taken out.

Abstract: The disclosure provides a voltage output circuit. The voltage output circuit includes a control chip and a buck switch chip. The control chip includes a first control signal input terminal, a second control signal input terminal, and a modulation signal output terminal. The buck switch chip includes a first channel terminal, a first control terminal, and a second channel terminal. The first channel terminal receives a system power supply voltage. The first control terminal is connected to the modulation signal output terminal of the control chip. When the first control signal input terminal and/or the second control signal input terminal receives an effective level, the control chip controls the second channel terminal to output a driving voltage.

Abstract: A voltage output circuit and an electronic cigarette are provided. The voltage output circuit includes a control chip and a step-down switch chip. When a first switch element turns on, the modulation signal output terminal of the control chip outputs a pulse modulation signal to a first control terminal of the step-down switch chip, and access between a first access terminal and a second access terminal of the step-down switch chip is established, based on the effective pulse modulation signal. The output voltage of the second access terminal is less than a system power voltage. The voltage output circuit and the electronic cigarette outputs the pulse modulation signal to the step-down switch chip by the control chip, and the step-down switch chip outputs a suitable driving voltage to the load, such as a thermal wire, the voltage output circuit with simplified structure is adjustable and improved.

Abstract: A temperature control method and an electronic cigarette. The method includes: when an electronic cigarette is in a temperature holding mode, obtaining a first holding temperature corresponding to the current temperature holding mode; adjusting the holding temperature of the electronic cigarette from the first holding temperature to a second holding temperature according to adjustment reference information; and adjusting the temperature of the electronic cigarette to the holding temperature. The present application solves the problem of a few heating modes of electronic cigarettes in the prior art, and increases heating modes of electronic cigarettes.

Abstract: An anti-counterfeiting and encryption system and method for a cartridge, the method including: by means of an encryption unit, encrypting an ID information and a basic information of each cartridge, and storing the encrypted data in a first memory chip of a corresponding cartridge; when the cartridge is inserted into an smoking appliance for the first time, reading and decrypting, by means of a processing chip of smoking appliance, the information stored in the first memory chip of the cartridge so as to obtain the ID information, binding the ID information and encoding information, and storing the bound information in the first memory chip of the cartridge and a second memory chip of the smoking appliance at the same time; reading the bound formation in the second memory chip of the smoking appliance, and sending the bound information to a background server to determine whether the cartridge is valid.

Abstract: An upper cover assembly includes an upper cover, a liquid filling cap movable relative to the upper cover between a usage position and a liquid filling position, and a mouthpiece. The upper cover is provided with a liquid filling hole and a smoke outlet hole. The liquid filling cap is provided with a through hole. The mouthpiece is integrally formed with the liquid filling cap and is in communication with the through hole. When the liquid filling cap is in the usage position, the liquid filling cap covers the liquid filling hole and the through hole is in communication with the smoke outlet hole. When the liquid filling cap is moved from the usage position to the liquid filling position, the liquid filling cap is displaced from the liquid filling hole and the liquid filling hole is opened.

Abstract: A control method and apparatus for an electronic cigarette are disclosed. The method includes: after a terminal establishes a wireless connection with an electronic cigarette bound with the terminal, the terminal detecting whether the terminal or the electronic cigarette enters a non-smoking area; when the terminal detects that the terminal or the electronic cigarette enters a non-smoking area, the terminal sending a smoking banning signal to the electronic cigarette; wherein the smoking banning signal is used to instruct the electronic cigarette, after receiving the smoking banning signal, to stop atomizing in response to the smoking triggering signal, thereby solving the problem that some users use the electronic cigarette in public places to reduce the air quality, and achieving the effect of improving the air quality in public places.

Abstract: A liquid supply method for an atomizer and a liquid supply apparatus thereof, relating to the technical field of smoking simulation. The method includes : when a heating member generates heating, acquiring a resistance value of the heating member, (S110); obtaining a liquid supply rule according to the resistance value of the heating member, the liquid supply rule comprising at least one of a liquid supply speed for of using a pump to supply liquid to the atomizing chamber, and a liquid supply duration of using the pump to supply liquid to the atomizing chamber in a unit time period (S120); and controlling the pump to supply liquid to the atomizing chamber according to the liquid supply rule (S130). A problem of dry burning of an electronic cigarette can be solved, and effects of avoiding dry burning and liquid explodes and improving a smoking taste of electronic cigarettes are achieved.

Abstract: A power supply structure and an electronic cigarette having same are provided. The power supply structure includes at least two rechargeable batteries connected in series, a charging circuit connected to the rechargeable batteries and used to charge the rechargeable batteries, and a switching circuit connected to the at least two rechargeable batteries. The switching circuit is used to switch the at least two rechargeable batteries into battery series circuits having different number of rechargeable batteries connected in series. The charging circuit is used to detect the voltages of the battery series circuits and convert a standard charging voltage into different charging voltages for charging the battery series circuits according to the detected voltages.

Abstract: Disclosed is an atomizer and an aerosol generation device with the atomizer. The atomizer includes a liquid storage member, an atomizing assembly and a mouthpiece. A liquid storage chamber is formed in the liquid storage member. The atomizing assembly is mounted on the liquid storage member. The atomizing assembly is provided with an atomizing chamber and a liquid inlet which is in communication with the atomizing chamber. The mouthpiece is slidably sleeved on the outside of the atomizing assembly. The mouthpiece can slide between a first locking position and a second locking position relative to the liquid storage member. When the mouthpiece slides to the first locking position, the mouthpiece closes the liquid inlet; and when the mouthpiece slides from the first locking position to the second locking position, the mouthpiece opens the liquid inlet, such that the liquid inlet is in communication with the liquid storage chamber.

Abstract: A liquid supply method for an atomizer and a liquid supply apparatus thereof, relating to the technical field of smoking simulation. The method includes : when a heating member generates heating, acquiring a resistance value of the heating member, (S110); obtaining a liquid supply rule according to the resistance value of the heating member, the liquid supply rule comprising at least one of a liquid supply speed for of using a pump to supply liquid to the atomizing chamber, and a liquid supply duration of using the pump to supply liquid to the atomizing chamber in a unit time period (S120); and controlling the pump to supply liquid to the atomizing chamber according to the liquid supply rule (S130). A problem of dry burning of an electronic cigarette can be solved, and effects of avoiding dry burning and liquid explodes and improving a smoking taste of electronic cigarettes are achieved.

Abstract: An e-liquid supply method and device and an aerosol generating device. The e-liquid supply method includes: obtaining a real-time temperature of a heating member of the aerosol generating device every first preset period after lighting (S110); if, in a second preset period after lighting, at least one real-time temperature change value of the heating member is not less than a temperature change threshold, supplying a e-liquid for the first time (S120), wherein the time length of the second preset period is greater than the time length of the first preset period; and, after supplying of the e-liquid for the first time, supplying the e-liquid in real time according to an e-liquid supply amount corresponding to the real-time temperature of the heating member (S130). It can avoid e-liquid spitting or spilling due to excessive liquid supply, and also avoid dry burning or a paste smell caused by insufficient liquid supply.

Abstract: A voltage output circuit and an electronic cigarette are provided. The voltage output circuit includes a control chip and a step-down switch chip. When a first switch element turns on, the modulation signal output terminal of the control chip outputs a pulse modulation signal to a first control terminal of the step-down switch chip, and access between a first access terminal and a second access terminal of the step-down switch chip is established, based on the effective pulse modulation signal. The output voltage of the second access terminal is less than a system power voltage. The voltage output circuit and the electronic cigarette outputs the pulse modulation signal to the step-down switch chip by the control chip, and the step-down switch chip outputs a suitable driving voltage to the load, such as a thermal wire, the voltage output circuit with simplified structure is adjustable and improved.

Abstract: An atomizer includes a liquid storage assembly, an atomizing assembly and a base assembly; the base assembly is detachably connected to one end of the liquid storage assembly, the atomizing assembly is arranged between the base assembly and the liquid storage assembly, the liquid storage assembly includes an elastic member, the elastic member is elastically biased between the liquid storage assembly and the atomizing assembly, and when the base assembly is detached from the liquid storage assembly, the atomizing assembly is ejected out by the elastic member. The atomizer is convenient for a user to take out the atomizing assembly. An aerosol generating device using the atomizer is further provided.