19363results about "Tobacco" patented technology

An electronic atomization device includes: a movable member; and a housing assembly including an air intake channel and an atomization channel, the air intake channel having a first end and a second end, and the atomization channel having a third end and a fourth end, the second end of the air intake channel being communicated with the fourth end of the atomization channel. The movable member is movably disposed in the housing assembly. When the movable member is in a first position, the first end of the air intake channel is communicated with external atmosphere, and the third end of the atomization channel is communicated with external atmosphere. When the movable member is in a second position, the movable member separately covers the first end of the air intake channel and the third end of the atomization channel.

The invention discloses an electronic cigarette temperature control algorithm with a preheating function, particularly relates to the technical field of electronic cigarette temperature control, and is used for solving the problem of out-of-control temperature caused by waste heat accumulation due to continuous smoking in the prior art. Precise temperature control is realized through multi-dimensional parameter collaborative analysis and a dynamic correction mechanism; according to the algorithm, a waste heat accumulation superimposed effect is evaluated based on time interval distribution characteristics of historical suction actions of a user and current suction interval time, dynamic interference intensity is quantified in combination with airflow rate deviation, and a waste heat attenuation stability level is judged by detecting a temperature drop rate deviation direction. According to the contact area proportion of the heating element and the tobacco tar, waste heat conduction efficiency grades are divided; the target temperature compensation value is calculated through the preset temperature compensation mapping table, the preheating target temperature is dynamically adjusted, the constant temperature control program is started, the preset atomization temperature interval is maintained through a real-time temperature feedback closed loop, temperature overshoot caused by waste heat accumulation is effectively restrained, and atomization taste consistency and equipment safety are improved.

An aerosol-generating device includes an oven having a first opening through which an aerosol-generating article could be inserted at least partially in the oven and a compression device which is arranged outside the oven and in front of the opening to compress the aerosol-generating device upon insertion thereof in the oven through the opening. Furthermore, A system includes such an aerosol-generating device and an aerosol-generating article. A method for inserting an aerosol-generating article at least partially in an oven of an aerosol-generating device by the steps of compressing the aerosol-generating article by a compression device which is arranged outside the oven and in front of an opening of the oven to compress the aerosol-generating device upon insertion thereof in the oven through the opening, and moving the compressed aerosol-generating article at least partially into the oven is disclosed, too.

At least one example embodiment provides a system for controlling a heater in a non-combustible aerosol-generating device, the system comprising a memory storing computer-readable instructions and a controller configured to execute the computer-readable instructions to cause the non-combustible aerosol-generating device to apply a first power to the heater based on a first preheat temperature determine an estimated energy applied to the heater during application of the first power, and apply a second power to the heater based on the estimated energy, an energy threshold and a second preheat temperature, the second power being less than the first power.

The invention relates to the technical field of dustproof control, in particular to an intelligent electronic cigarette dustproof control method and system.The method comprises the following steps that dust and airflow data are collected to eliminate noise, air pressure and flow state are analyzed to generate a characteristic spectrum, concentration change is judged to execute correlation analysis, and a draught fan is adjusted to control pressure feedback to generate response data; and formulating an electronic cigarette intelligent dustproof control scheme according to the efficiency and time ratio. According to the method, airflow behavior characteristics are constructed by introducing differential air pressure gradient and flow state recognition, the dust motion path prediction capacity is improved, a multi-parameter adjusting instruction is generated based on the concentration gradient, the flow state parameters and the pressure difference variable rate, dynamic adaptation of air volume control is achieved, a PWM adjusting and closed-loop feedback mechanism is introduced, the particle backflow risk is reduced, and the dust removal efficiency is improved. A multi-stage control strategy is constructed by taking the sedimentation efficiency and response time ratio as a boundary index, linkage adjustment of the pollution level and the control strength is realized, a full-link linkage system with quick response and efficient adjustment is formed, and the dustproof effect of the electronic cigarette is fully improved.

An electronically actuated droplet delivery device with a mouthpiece for inhaling fluid droplets includes an ejector mechanism having an electronic actuator operably coupled to an aperture plate. A fluid reservoir provided fluid to the ejector mechanism through a surface tension plate that increases contact between the fluid from the fluid reservoir and the aperture plate.

An electronic droplet delivery device having a mouthpiece of inhalation of droplets includes an aperture plate with a plurality of openings coupled to a piezoelectric actuator. A fluid reservoir supplies a solution with nicotine to the aperture plate for ejection out of the mouthpiece in a droplets stream.

A vaporizing device including a reservoir to store a liquid precursor, a dispenser to regulate the flow of the liquid precursor, a chamber to receive the liquid precursor and generate vapor, and a heater to supply heat to vaporize at least a portion of the liquid precursor, an inlet to admit air, and an outlet that includes a tortuous flow path geometry configured to condition vapor or aerosol prior to delivery to a user. The chamber may include geometries that enhance thin film vaporization or induce rotational flow. A controller may be provided to regulate power delivered to the heater, estimate heater temperature, compare detected inhalation parameters to stored inhalation profiles, and responsively adapt operation. In some embodiments, the controller may operate in an idle or standby mode to maintain a minimum temperature. The device may also include valves to inhibit leakage of the liquid precursor when not in use.

Vaporizers and vaporizer systems, which can include a device in communication with a vaporizer, can include one or more features related to control of functions and / or features of the vaporizer, identification of a cartridge and / or a vaporizable material in the cartridge, data exchange (either one-way or two-way) between a cartridge and a vaporizer with which the cartridge is engaged, and the like.

Preparation methods for multi-sheet porous ceramic matrices (10, 20, 30, 40) and an atomization core thereof. The preparation method for the multi-sheet porous ceramic matrices (10, 20, 30, 40) comprises: (1) the preparation of ceramic powders, involving: weighing a plurality of groups of components in parts by weight, comprising 25-55 parts of an aggregate, 5-40 parts of a pore former, 5-19 parts of a sintering aid, and 5-35 parts of a powder dispersing agent; (2) the preparation of casting ceramic slurries, involving: weighing a plurality of groups of components in parts by weight, comprising 40-65 parts of each group of ceramic powder, 30-50 parts of a solvent, 0.1-3 parts of a slurry dispersing agent, 1-8 parts of a plasticizer, and 1-10 parts of a binder; (3) the preparation of ceramic green bodies, involving: respectively making the plurality of groups of casting ceramic slurries into a plurality of groups of sheet-like ceramic green bodies by means of a casting process; and (4) the preparation of multi-sheet porous ceramic matrices (10, 20, 30, 40), involving: vertically stacking a plurality of ceramic green bodies of different groups and / or the same group in sequence and then laminating same into an integral body, then feeding same into a furnace for de-binding and sintering, and finally cutting same into required shapes to obtain the multi-sheet porous ceramic matrices (10, 20, 30, 40).

An aerosol-generating device is provided, including: a housing having an outer surface, an inner surface, and a through-hole connecting the outer surface and the inner surface; and a button at least partially arranged in the through-hole, the button being configured to be pressed in a pressing direction, centering parts being provided at one of a lateral surface of the button and a wall portion of the housing delimiting the through-hole, the centering parts being configured to center the button in the through-hole, and the centering parts being further configured to limit rotation of the button within the through-hole. An aerosol-generating system including an aerosol-generating article and the aerosol-generating device is also provided. A method for operating a button of an aerosol-generating device is also provided.

The invention provides a temperature control method and device and a computer readable storage medium, the temperature control method is applied to an aerosol generation device, the aerosol generation device comprises a microwave heating assembly, and the temperature control method comprises the following steps: obtaining an actual stage of a current heating control period; wherein the heating control cycle comprises a first stage, a second stage and a third stage; matching the power value corresponding to the actual stage from the database; and supplying power to the microwave heating assembly according to the corresponding power value in the actual stage. In the first stage, the aerosol generating product can quickly reach the temperature for generating aerosol, so that quick suction is realized; in the second stage, it can be guaranteed that the aerosol generating product does not burn or generates aerosol products harmful to health at high temperature in the smoking process, it can also be guaranteed that the aerosol generating product is continuously heated to generate a certain amount of aerosol, the uniformity of a temperature field is improved, and the smoking taste and release consistency of the aerosol are guaranteed.

Provided is an assembly for use in an apparatus for heating aerosolizable material to volatilize at least one component of the aerosolizable material to generate an inhalable aerosol. The assembly having a structure delimiting an opening through which aerosolizable material can be removably inserted into the apparatus, a door coupled to the structure and movable between an open position where access to the opening is unrestricted and a closed position where access to the opening is restricted, and a latching arrangement configured to hold the door in at least one of the open position and the closed position when the door is in the one of the open position and the closed position until an external force is applied, in use, to release the latching arrangement.

The invention discloses a heat-not-burn device and a heating control method thereof.The heating control method comprises the steps that when a heating starting signal is received, a heating assembly is controlled to heat an aerosol-forming substrate, so that the aerosol-forming substrate is heated to a first temperature from an initial temperature; when it is detected that the suction action starts, the heating assembly is controlled to heat the aerosol-forming substrate so that the aerosol-forming substrate can be heated to a third temperature from the current temperature, and the third temperature is larger than or equal to the first temperature; when it is detected that the smoking action is finished, the heating assembly is controlled to heat the aerosol-forming substrate so that the aerosol-forming substrate can be cooled to a fourth temperature from the current temperature, and the fourth temperature is smaller than the third temperature. By implementing the technical scheme of the invention, the aerosol-forming substrate cannot be excessively carbonized, and the loss is small.

The present invention relates to a movable smoking device for smoking a tobacco rod, comprising a ceramic outer shell and a stainless steel mesh inner shell disposed within the ceramic outer shell and capable of being moved axially back and forth or withdrawn as a whole within the ceramic outer shell. The tobacco rod to be smoked is inserted into the stainless steel mesh inner shell; the stainless steel mesh forms an empty chamber with the ceramic outer shell at the proximal lip end. This technical solution disposes a stainless steel inner shell capable of being moved axially back and forth within the ceramic outer shell, inserts the tobacco rod to be smoked into the stainless steel inner shell, and gradually withdraws the stainless steel inner shell from the ceramic outer shell as the smoking progresses, thereby driving the tobacco rod to be smoked outward. This technical solution is primarily a movable smoking device for smoking tobacco rods, and is a method for preparing a smoking device for a new direct-burning smoking column.

A method performed by an aerosol generating apparatus. The aerosol generating apparatus comprises: a time counter; and a time counter memory. The method includes: when the aerosol generating apparatus is in a sleep state, periodically incrementing the time counter; receiving a wake-up command for transitioning the aerosol generating apparatus from the sleep state to an operational state, and in response to receiving the wake-up command, transitioning the aerosol generating apparatus from the sleep state to the operational state. Transitioning the aerosol generating apparatus to the operational state includes: reading a current time from the time counter and adding the current time to an elapsed time stored in the time counter memory; and resetting the time counter whilst retaining the elapsed time in the time counter memory.

The invention provides an aerosol generation device, a heating control method thereof and a storage medium, and the heating control method comprises the steps: S1, a control assembly obtains frequency error data, and the frequency error data represents error data between the resonant frequency of a heating assembly and a target frequency; s2, performing fuzzification processing on the frequency error information by the control component to obtain a target frequency adjustment parameter; s3, the control component adjusts the resonant frequency according to the target frequency adjustment parameter to obtain a target output frequency; s4, the control assembly controls the heating assembly to conduct heating according to the target output frequency. According to the heating control method, a radio frequency heating system frequency dynamic regulation and control strategy based on real-time capacitance monitoring and fusing fuzzy control and a fast Fourier transform (FFT) algorithm is creatively applied, and the purpose is to guarantee that a heating assembly can always accurately run in the optimal resonant frequency interval, and efficient and stable heating performance is achieved.

A security tag can prohibit unauthorized usage of a device or product. The device may include an electronic nicotine delivery systems (“ENDS”) device, which may include aerosol delivery devices such as smoking articles that produce aerosol. The security tag can prevent usage until authorized. Attempts at usage without authorization can result in the device being unusable. The authorization may include identity confirmation or age verification.

A vaporizer cartridge has a cartridge case defining a case interior and being sized and configured for mating with a cartridge receiver. A flow passage within the case interior extends from a cartridge air inlet to a mouthpiece exit port. The vaporizer cartridge has a liquid reservoir, a resistive heating element, and a liquid transport structure. The resistive heating element has a central heating portion in electrical communication with two electrical contact tabs. The central heating portion is positioned adjacent the flow passage. The contact tabs extend outside the cartridge case and are configured for engagement by electrical contacts of the cartridge receiver when the cartridge case is mated to the cartridge receiver. The fluid transport structure has an intake surface and an outflow surface adjacent or in contact with the heating element and is configured for transfer of liquid from the reservoir to the outflow surface.

The invention relates to the technical field of electronic atomizer control, in particular to an electronic atomizer intelligent control system based on airflow induction, which comprises a data acquisition synchronization module, an inspiration behavior analysis module, a power and smoke regulation module, an atomizer adaptation control module and an atomizer energy consumption management module. According to the invention, through synchronous acquisition of airflow and environmental data, the response capability of the device to the inhalation behavior of the user is improved, and through analysis of the inhalation mode prediction data of the user, the power output of the electronic atomizer is automatically adjusted, so that the smoke yield is consistent with the real-time demand of the user; meanwhile, the smoke density and quality are dynamically adjusted according to environmental factors, optimization of smoke output is ensured, the ideal state of smoke can be maintained no matter how environmental conditions change, energy consumption is effectively reduced through fine power control, the service life of a battery is prolonged, the overall energy efficiency of the electronic atomizer is improved, and meanwhile user experience is enhanced.

The invention provides a matched tobacco appliance identification method and system based on a metal heating inductor, and belongs to the technical field of data identification. In the process of heating the metal heating inductor, a plurality of temperature points are set, real-time temperature parameters and electromagnetic parameters of the metal heating inductor are obtained, and a temperature-electromagnetic mapping table is established; constructing a three-dimensional parameter grid based on the electromagnetic parameters, performing mean division on the three-dimensional parameter grid to obtain a mean grid, and constructing a coupling change rate matrix according to the mean grid; performing eigenvalue decomposition on the parameter coupling change rate matrix to obtain a deformation eigenvector, and comparing the deformation eigenvector with a pre-stored appliance mode recognition vector to obtain a mode similarity score; acquiring an appliance judgment mode based on the mode similarity score, and executing a mode mechanism according to the appliance judgment mode; the interference of temperature drift on an identification result is reduced, the problem that a traditional identification mode depends on voltage, current and resistance value detection is solved, and the misjudgment probability is reduced.

The invention discloses an atomization equipment control method and device, a controller, equipment and a readable storage medium. The method comprises the steps that detection data collected by a sensor in atomization equipment is obtained; preprocessing the detection data according to historical suction data and current temperature to obtain denoised detection data; the detection data comprises at least two types of detection data; inputting the at least two types of detection data into a pre-trained behavior recognition model to obtain a behavior recognition result recognized by the behavior recognition model; the behavior recognition result is used for representing the use state of the atomization equipment; under the condition that the behavior recognition result represents that the atomization equipment is in the suction state, the atomization equipment is controlled to conduct atomization operation. The method and the device can be used for solving the problem of misjudgment of atomization equipment caused by external interference factors in related technologies.

An electronic vaporizer for vaporizing liquids is provided herein featuring a cylindrical, glass reservoir tank within a non-cylindrical case. The glass reservoir tank may reside between a detachable mouthpiece disposed at an upper section of the case and a lower section of the case that houses the interior components of the electronic vaporizer including the atomizer, battery, circuit board, and heating element comprising a heating wire and a cotton-free ceramic bucket. The reservoir tank may further include at least one tube providing an air flow passage that may be made of glass. The at least one tube may extend between the mouthpiece and the heating element. Based upon the cylindrical, glass reservoir tank within the non-cylindrical case, the electronic vaporizer may provide a desirable oxidation of vape oils within the glass reservoir tank while maintaining the desired taste of the vape oil, depending the terpene content of the vape oil.

The invention provides a liquid level detection method and device and automatic liquid injection equipment. The liquid level detection method is applied to a detection electrode circuit, a detection electrode comprises an inner-layer electrode and an outer-layer electrode, the inner-layer electrode is attached to the outer wall of a detected container, the outer-layer electrode and the inner-layer electrode are designed in a back-to-back attaching mode, and the liquid level detection method comprises the steps that ground capacitance values of the inner-layer electrode and the outer-layer electrode are obtained; calculating a difference value between the ground capacitance value of the inner-layer electrode and the ground capacitance value of the outer-layer electrode to obtain a capacitance difference value; and determining the liquid level of the measured container according to the variation trend of the capacitance difference value. According to the invention, the influence of time drift interference factors such as temperature drift and position change on the liquid level detection accuracy of the small container can be effectively reduced.

The aerosol generator (1) includes a microwave resonator (10). The microwave resonator (10) includes an outer conductor unit (11) that defines a resonant cavity (13), and an inner conductor unit (12) that is disposed within the outer conductor unit (11). The outer conductor unit (11) has an open end and a closed end. The inner conductor unit (12) has one end connected to the closed end of the outer conductor unit (11) and one end extending toward the open end of the outer conductor unit (11). The inner conductor unit (12) includes a conductor rod (121). The conductor rod (121) includes a fixed end that is connected to the closed end of the outer conductor unit (11) and a free end that extends toward the open end of the outer conductor unit (11). The inner conductor unit (12) further includes a first conductor plate (123) that is in ohmic contact with the conductor rod (121). The first conductor plate (123) is disposed at the free end. This effectively reduces the height of the resonant cavity (13).

The invention provides an aerosol generating device and a coil assembly thereof, the aerosol generating device comprises a control assembly, the control assembly transmits an electric signal to the coil assembly through an electric connection part, the coil assembly comprises a ceramic substrate, a conductive heating body and a temperature feedback element, the ceramic substrate defines a heating cavity, and the conductive heating body is arranged in the heating cavity. The heating cavity is used for accommodating an aerosol forming substrate; the conductive heating body is arranged on the ceramic base body, and the conductive heating body heats the aerosol to form a substrate so as to generate aerosol; the temperature feedback element is arranged on the inner side or the outer side of the heating cavity and used for obtaining temperature related information of the conductive heating body and feeding back the temperature related information to the control assembly. The ceramic base body integrates the conductive heating body and the temperature feedback printed circuit, precision of temperature feedback control is achieved, real-time feedback adjustment can be conducted on the coil circuit according to the preset temperature, and stability and precision of the heating process are guaranteed.

According to the electronic cigarette sensor with the partition wall structure, a partition wall, a step and a Z-shaped air inlet channel are formed in an injection molding cavity of a lead frame, the high step is provided with an air inlet channel penetrating through the high step and the bottom wall of the lead frame, the air inlet channel is in an inverted Z shape, the high step is further provided with a micro-electro-mechanical sensor, and the micro-electro-mechanical sensor is arranged on the bottom wall of the lead frame. A low step is arranged at the position, away from the high step, in the cavity, and protective nets are arranged on the upper cover and the lower cover. The lead frame is provided with a circular cavity, the height of the bottom of the circular cavity is slightly higher than that of the star-shaped bonding pad, the circular cavity is in a concave semi-wrapping state, and good sealing performance and good mounting welding performance during mounting of the formed electronic cigarette sensor are facilitated. A partition wall is further arranged in the cavity, the ASIC chip and the micro-electro-mechanical sensor are isolated through the partition wall, the micro-electro-mechanical sensor is protected from being polluted by manufacturing procedures, tobacco tar and the like, and a sealed oil-proof air channel is provided for the oil-proof cotton.

An electronic cigarette (10) includes an atomizer (26) having a coil-less heating element (4) with a heating section (6) connected to an electrical power source and two end sections in contact with a liquid supply (34). The heating element (4) is made of one or more woven fiber tubes (2) having a hollow interior such that the liquid can be transported from the liquid supply (34) to the heating section (6) through the hollow interior along the woven fiber tubes (2) or through the fiber materials via capillary action.

The utility model provides an electronic atomization device and a liquid storage device for the electronic atomization device. The electronic atomization device comprises an atomization main body and a liquid storage device, the atomization main body comprises a first liquid storage cavity and an atomization assembly; the liquid storage device comprises a first module and a second module, and a second liquid storage cavity is defined in the first module; when the liquid storage device is combined with the atomization body, the second module is connected with the atomization body, and the first module can move between a first position and a second position relative to the second module. At the first position, the second module communicates the liquid in the second liquid storage cavity with the liquid in the first liquid storage cavity, so that the liquid matrix in the second liquid storage cavity is supplemented to the first liquid storage cavity; and at the second position, the second module disconnects the liquid communication between the second liquid storage cavity and the first liquid storage cavity. According to the electronic atomization device, when the liquid storage device is combined on the atomization main body, the first module can move relative to the second module so as to selectively connect or disconnect the second liquid storage cavity of the first module and the first liquid storage cavity of the atomization main body.

The utility model discloses an atomizer. According to the cigarette cartridge, the tar passing channel and the mounting hole which are communicated with each other are only formed in the mounting seat, the tar bottle is inversely mounted in the mounting hole, and the first tar inlet hole of the cigarette cartridge shell is communicated with the tar outlet of the tar passing channel, so that tobacco tar in the tar bottle can directly flow out of the tar bottle under the action of gravity, continuously flows through the tar passing channel and then flows out of the tar passing channel; and then the tobacco tar flows to the tar storage cotton from the first tar inlet hole, and then the tobacco tar in the tar storage cotton enters the atomization assembly and is heated to be atomized by the atomization assembly. Therefore, only the mounting hole and the tar passing channel which are formed by the mounting seat and communicated with each other and are integrated are utilized, so that the mounting structure of the tar bottle and the tar passing channel structure for flowing of the tar are simplified, and the risk of leakage in the flowing process of the tar is reduced.