124 results about "Cigarette smoking" patented technology

The invention belongs to the technical field of heating cigarette smoking sets, and particularly relates to a smoking capacity control type aerosol generating device and an aerosol generating method. The aerosol-generating device comprises: an aerosol-generating article containing compartment (70); the negative pressure generating piece (20) comprises a gradually-shrinking structure (21) and a buffering structure (25). The aerosol generating product containing bin (70) is communicated to the negative pressure area; a tapered cavity is formed in the tapered structure (21), a buffer cavity is formed in the buffer structure (25), and the cavity in the aerosol generating product containing bin (70), the tapered cavity and the buffer cavity are in airflow communication; the negative pressure area of the negative pressure generating piece (20) is the downstream part of the gradually-shrinking type cavity, the upstream part of the buffering cavity or the area between the gradually-shrinking type cavity and the buffering cavity. By means of the device, a consumer can carry out the smoking process according to needs of the consumer, and the amount of inhaled aerosol is controlled by the smoking intensity of the consumer.

The invention relates to the technical field of tobacco manufacturing, in particular to a method for characterizing the quantitative relaxed feeling of an aerosol generating product, the characterization method realizes the conversion of the cigarette smoking relaxed feeling from subjective qualitative feeling to objective quantitative feeling, through accurate sensor monitoring and scientific algorithm calculation, the individual difference of evaluation is greatly reduced, and the evaluation accuracy is improved. Different laboratories and researchers can obtain quantitative results with high repeatability and high credibility according to the method; a powerful tool is provided for a cigarette research and development link, research and development personnel can adjust elements such as a cigarette formula and a filter tip structure in a targeted manner according to quantitative data, and the smoking easiness is accurately optimized; the invention further provides a characterization device for the quantitative suction relaxed feeling of the aerosol generating product, the characterization device comprises a flow sensor A for obtaining airflow flow Q (t), a pressure difference sensor B for obtaining dynamic suction resistance R (t), a time sequence control unit, a suction machine, a power module and a calculation module, the characterization device is used for achieving the steps of the characterization method, and the related computer product is further provided.

The utility model discloses a portable cigarette draw resistance dynamic flow detection device which comprises a shell, a cigarette holder is arranged at one end of the shell, and a suction nozzle is arranged at the other end of the shell; a suction resistance differential pressure sensor and a measuring cavity are arranged in the shell, the measuring cavity is used for containing a cigarette to be measured, a smoke inlet connector is arranged at one end of the measuring cavity, and a smoke outlet connector is arranged at the other end of the measuring cavity. The portable cigarette draw resistance dynamic flow detection device disclosed by the utility model can be mounted on a turntable smoking machine to realize the detection of cigarette dynamic draw resistance by changing the smoke inlet joint to switch different combination matching according to different use scenes, and can also be mounted on a turntable smoking machine to realize the detection of cigarette draw resistance. The device can be used for quickly detecting the dynamic draw resistance of a single cigarette in a hand-held manner by a detector, can be adapted to different types of smoking machines and cigarettes with different specifications, and has the characteristics of detecting the dynamic draw resistance on the smoking machine and detecting the dynamic draw resistance in a hand-held manner; meanwhile, the device is small in size, light in weight and convenient to carry.

The present invention discloses a method for measuring the temperature of a cigarette during puffing of a heated tobacco product based on a thermocouple, comprising the following steps: determining a punching position on the side wall of the heated tobacco product and punching; according to the distance a between the measurement point and the center of the circle, where r represents the radius length of the cigarette, folding the lower part of the thermocouple to form a vertical bending part with a length of "r - a" or "r + a", and inserting the vertical bending part of the lower part of the thermocouple at the punching position; sealing the gap between the vertical bending part of the lower part of the thermocouple and the heated tobacco product, and inserting the heated tobacco product into the appliance along the direction where the filter tip mark and the heating appliance mark coincide; using a cigarette smoking machine to puff on the heated tobacco product inserted into the heating appliance, and measuring the temperature during puffing. The method of the present invention can accurately measure the temperature at a certain position point during puffing of the heated tobacco product, and can conduct multiple verification tests on the same position point, with accurate results and small deviations.

The application discloses a kind of heating cigarette smoking matrix processing systems, comprising: the reel unwinding device of sequentially arranged, conveying device, sheet preforming device, flavoring device and forming device;Conveying device is used to convey the sheet wound on reel unwinding device, so that sheet is transported to sheet preforming device;Sheet preforming device includes upper pressing plate and lower pressing plate, the side wall of upper pressing plate and the side wall of lower pressing plate are rotationally connected, and first pre-pressing assembly and second pre-pressing assembly are correspondingly arranged on lower pressing plate and upper pressing plate, so that sheet forms preset structure after being acted on by first pre-pressing assembly and second pre-pressing assembly;Sheet preforming device is located at the first end of sheet preforming device, flavoring device is located at the second end of sheet preforming device, and flavoring device is used to flavor sheet;Forming device is used for the bunching forming treatment of sheet.The present application has the advantages of simple structure, which can effectively reduce the problem of yellow spot smoke, realize automatic bunching, and reduce the operation difficulty of operator.

The invention relates to a determination method and application of a Henan tobacco leaf sensory quality key group, and belongs to the field of preparation of tobacco leaf sensory quality key groups. The preparation method comprises the following steps: (1) carrying out gel column chromatography separation on Henan tobacco leaf extract, and segmenting fractions according to ultraviolet absorption conditions to obtain separated components; (2) carrying out independent evaluation and deletion recombination evaluation on each separated component; and (3) determining the sensory quality key group highlighting the sweet aroma style characteristic according to the evaluation result in the step (2). By means of the method, the group playing a positive role in the cigarette smoking quality can be obtained, and theoretical guidance is provided for tobacco leaf quality evaluation, tobacco flavor blending and the like.

The invention belongs to the technical field of tobacco flavors, and particularly relates to a preparation method and application of a cigarette wolfberry extract capable of improving sweetness. The preparation method comprises the following steps: adding wolfberry into an ethanol solution for water bath soaking; extracting the medlar ethanol solution to obtain medlar slurry; transferring the fructus lycii pulp into a hydrothermal reaction kettle for extraction, cooling, centrifuging, and filtering to obtain a fructus lycii extracting solution; decompressing and concentrating the wolfberry extracting solution to obtain a wolfberry concentrated solution; using water, a 30% ethanol solution and a 60% ethanol solution as eluents, adopting macroporous resin to sequentially elute the fructus lycii concentrated solution, and concentrating the 30% ethanol elution part into paste under reduced pressure, so as to obtain the fructus lycii extract for the cigarettes. According to the method, the medlar is extracted by combining a flash extraction method and a hydrothermal method for the first time, the method not only simplifies the operation process, but also can obviously improve the extraction efficiency and the extraction rate, and the prepared medlar extract has the effects of coordinating the aroma of cigarettes, increasing the smoking sweet feeling of the cigarettes, reducing the irritation and improving the aftertaste when being used for the cigarettes.

The utility model discloses a kind of cigarette butt length automatic positioning device of smoking machine and containing its smoking machine, including through shaft linear motor, fixed panel, linear displacement sensor, suction termination detector and control system;Through shaft linear motor is installed on fixed panel, drive motor shaft is along horizontal motion;Linear displacement sensor is connected with through shaft linear motor, for real-time collection motor shaft displacement of through shaft linear motor;Suction termination detector is fixedly installed in the first end of motor shaft of through shaft linear motor;For monitoring cigarette butt combustion end face;Control system is according to the feedback data of linear displacement sensor respectively control motor shaft first end movement of through shaft linear motor to target cigarette butt length;And according to the monitoring data of suction termination detector triggers the suction termination of smoking machine.This utility model can accurately position cigarette butt length, it is easy to operate and equipment versatility is strong, can be applied to multiple specifications of cigarette, realize the unity and accuracy of cigarette detection.

The utility model discloses a wireless cleaning brush and a heating cigarette smoking set assembly, and the wireless cleaning brush comprises an induction coil, a motor and a brush support; the motor is connected with two ends of the induction coil through connecting wires to form a closed loop; an output shaft of the motor is connected with the first end of the brush support, a brush supporting plate is formed at the end of the second end of the brush support, and a brush is arranged on the brush supporting plate. The wireless cleaning brush is driven through the wireless charging device, so that the heating cavity is cleaned through the wireless cleaning brush while the heating cigarette smoking set is charged, wireless power supply of the cleaning brush is achieved, the use convenience of the cleaning brush is improved, and the user experience is improved.

A heating body used for heating a cigarette smoking set comprises at least one layer of base material and at least two layers of heating elements, the base material is wound, a containing cavity used for containing removable smoke forming materials is formed in the middle of the base material, the heating elements are attached to the surface of the base material, the heating elements and the base material are sequentially and alternately arranged, and therefore the two sides of each layer of base material are each provided with one layer of heating element. The multiple layers of heating elements are sequentially arranged in the radial direction of the containing cavity. According to the utility model, each heating element realizes non-uniform heating by setting the heating power, and different areas of the accommodating cavity in the heating body have different temperatures in different time periods by setting the heating time of each heating element, so that the effect of segmented and time-sharing atomization of the removable fuming material in the accommodating cavity is achieved.

The utility model discloses an aerosol generating device, and belongs to the technical field of aerosol generating equipment. The aerosol generating device comprises a collision sounder and a base material recognizer, the base material recognizer is used for detecting the type of the aerosol generating product, and when the base material recognizer detects that the aerosol generating product is in a clove type, the collision sounder can give out sound simulating clove combustion in a collision mode under the suction state of the aerosol generating device. The aerosol generating device comprises the collision sounder and the base material recognizer, the aerosol generating device can automatically recognize whether the aerosol generating product is in a clove type or not, combustion sound in the traditional cigarette smoking process is simulated when the aerosol generating product is in the clove type, and the smoking experience of consumers can be met; and the simulated sound generated by the collision mode has certain randomness, the simulated sound is more natural, and the distortion of the simulated sound can be reduced, so that the smoking experience of consumers can be better met.

The utility model discloses a miniaturized heating cigarette smoking set capable of reducing the surface temperature. Comprising a heating cavity used for containing an aerosol generating substance, a heating system arranged in the heating cavity, a battery cell used for providing energy for the heating system, a control system used for connecting and controlling the heating system and the battery cell, and a supporting system used for fixing all parts and facilitating holding of a user. The supporting system is provided with a heat insulation area for reducing outward diffusion of heat in the heating cavity on the outer side of the heating cavity, and a heat conduction system which is connected with the heating system and the heating cavity and conducts and dissipates heat generated by the heating system and the heating cavity is arranged in the portion, used for being held by a user, of the supporting system. The device serves as a portable electronic product, the portability of the device requires that the size of the product is as small as possible, and the device strives to achieve balance in demand contradictions by reducing the surface temperature of the product through the design of heat insulation, heat conduction and heat dissipation in a small product space.

The utility model discloses a gantry type laser cutting smoke extraction device, which relates to the technical field of laser cutting equipment and comprises a movable ground rail and a laser cutting mechanism capable of linearly moving along the movable ground rail. A plate cutting machine tool body used for containing a steel plate piece and a profile steel supporting mechanism used for containing a profile steel piece are arranged in the middle of the movable ground rail, one side of the movable ground rail is fixedly connected with a fixed smoke suction pipe with the top in a hollowed-out shape, and a partition plate is arranged in the middle of the fixed smoke suction pipe. The two areas, separated by the partition plate, of the fixed smoke suction pipe are communicated with transformation air boxes through two transformation air valves respectively, and the output ends of the transformation air boxes are communicated with a first fan. The two transformation air valves are opened and closed, and when the laser cutting mechanism is relatively located in the front area and the rear area of the fixed smoke suction pipe, the opening and closing states of the two transformation air valves can be switched; therefore, the path of the air duct in the fixed smoke exhaust pipe is shortened, and the smoke exhaust efficiency of the first fan is improved under the condition that the power consumption of the first fan is not changed.

The application provides a heating cigarette flavor substance temperature control release structure and relates to the technical field of heating non-combustion, which comprises an external cavity and an internal cavity, flavor substances are arranged in the external cavity and the internal cavity, a first coating layer is arranged on the outside of the external cavity, a first opening is arranged on the first coating layer, a first sealing film is arranged at the first opening, a second coating layer is arranged on the outside of the internal cavity, a second opening is arranged on the second coating layer, a second sealing film is arranged at the second opening, and the levorotatory content of polylactic acid material of the first sealing film is lower than that of the second sealing film. The application can directly arrange a cage-shaped structure with multiple layers of flavor substances in a cigarette, is convenient to arrange, does not affect the properties of a tobacco core material, effectively protects the flavor substances from loss, releases the multiple layers of flavor substances in sequence at different temperatures of cigarette smoking, effectively ensures the aroma amount and temperature of the whole process of cigarette smoking, effectively neutralizes high-temperature smoke, reduces the temperature of smoked smoke, and makes the smoking taste better.

The application provides a cigarette empty cylinder tobacco maker and a cigarette preparation method. A tobacco cut filler discharging module is used for disentangling, once shaking, and conveying of the tobacco cut filler; a weighing and transferring module is used for weighing and transferring of the tobacco cut filler to a shaking and compacting module; the shaking and compacting module is installed at the bottom region of a support and comprises a tobacco cut filler flow guide groove, a shaking driving assembly, and a tobacco cut filler compacting assembly. The tobacco cut filler flow guide groove is used for receiving the tobacco cut filler from the weighing and transferring module. The shaking driving assembly is used for secondary shaking of the tobacco cut filler. The tobacco cut filler compacting assembly is used for compacting the tobacco cut filler into a rod. A pushing-out module is used for horizontally pushing out the compacted tobacco cut filler from the tobacco cut filler flow guide groove. An empty cylinder loading module is used for receiving the compacted tobacco cut filler into an empty cylinder to prepare a cigarette. A main control module is used for controlling the working states of the modules. The cigarette empty cylinder tobacco maker and the cigarette preparation method ensure stable distribution of the tobacco cut filler through shaking and vibrating means and realize high-quality cigarettes through optimization of each process step and structure.

A heating element for heating cigarettes includes at least one substrate and at least two heating elements. The substrate is wound, with a cavity formed in the middle for holding removable smoke-generating material. The heating elements are attached to the surface of the substrate, and the heating elements and substrate are arranged alternately in sequence, such that each substrate layer has a heating element on both sides, and the multiple heating elements are arranged radially along the cavity. Each heating element in this invention achieves uneven heating by setting its heating power, and by setting the heating time of each heating element, different areas of the cavity inside the heating element have different temperatures at different times, thus achieving segmented and timed atomization of the removable smoke-generating material inside the cavity.

The present invention belongs to the field of new cigarette smoking devices, and particularly relates to an anti-dry-burning electronic atomization device and an anti-dry-burning method. The electronic atomization device includes: an e-liquid storage chamber and an e-liquid amount sensing device; wherein, the e-liquid amount sensing device includes: at least two pairs of sensing electrodes, each pair of sensing electrodes includes two electrodes oppositely arranged on the inner sidewall of the e-liquid storage chamber, and all the electrodes can contact the e-liquid, but all the electrodes do not contact each other; when the e-liquid storage chamber is in a cuboid shape, the at least two pairs of sensing electrodes are arranged on the four sidewalls of the e-liquid storage chamber in the form of planar sensing electrodes. During the process of a user sucking on the electronic atomization device, the smoking device is basically in an inclined state. In this case, the electronic atomization device and the determination method designed by the present invention will not make misjudgments, improving the user experience.

The application belongs to the technical field of electronic smoking sets, and particularly relates to a smoking set for heating cigarettes, which comprises a main body, a heating mechanism and a lifting cylinder, a connecting cylinder is fixedly connected to the main body, the heating mechanism is installed on the main body and located in the connecting cylinder, a heating rod is fixedly installed on the heating mechanism, the lifting cylinder is arranged in the connecting cylinder and sleeved on the heating mechanism, two half rings are slidingly installed on the mounting ring, the two ends of each half ring are inclined slopes gradually inclined inward from top to bottom, two side rods are fixedly installed on the outer side of the connecting seat of the main body, a pressing rod is fixedly arranged at the upper end of each side rod, the two sides of the pressing rod are inclined slopes gradually inclined inward from top to bottom, the pressing rod is located between the two half rings, and an elastic extrusion mechanism is installed on the outer side of each half ring. The purpose is to solve the problem that the tobacco of a cigarette is easily adhered to the heating piece due to the structural defects of the existing smoking set, thereby affecting the next use of the smoking set.

The utility model discloses an atomizer suction nozzle which comprises a shell, a containing cavity and an airflow channel are arranged in the shell, the airflow channel is communicated to the top of the shell from the bottom of the shell, dissipation through holes are formed in the side wall of the airflow channel, and the airflow channel is communicated with the containing cavity through the dissipation through holes. A suction part is arranged at the top of the shell, an atomizer connecting part is arranged at the bottom of the shell, and the airflow channel is communicated to the atomizer connecting part through the suction part. The application of the structure can effectively solve the technical problem that in the prior art, from the time when the electronic cigarette suction nozzle breaks the blasting bead to the time when the electronic cigarette is smoked, the dissipation fluctuation of the essence is large, and the taste absorbed by consumers is affected.

The invention relates to a tobacco flavor with glutinous rice fragrance and tea fragrance flavor and application of the tobacco flavor. The tobacco flavor is prepared from the following components: glutinous rice fragrance tea leaf essential oil, 2-carene, 2-propionyl-3, 4, 5, 6-tetrahydropyridine, 2-acetyl-3, 4, 5, 6-tetrahydropyridine, geraniol, 2-propionyl-1, 4, 5, 6-tetrahydropyridine, piperidine-2-ethyl formate and linalool. The sticky rice fragrance tea leaf essential oil and seven specific spice components are creatively combined to form the mixed spice, compared with single sticky rice fragrance tea leaf essential oil serving as spice, all the components in the mixed spice are matched and synergistic, sticky rice fragrance and tea fragrance are provided when cigarettes are smoked, the fragrance coordination of the cigarettes is obviously improved, and the flavor of the cigarettes is improved. The smoke characteristic of the cigarette is improved; after the spice is used for slow release treatment, the stability of glutinous rice fragrance and tea fragrance flavor can be maintained when cigarettes are smoked, and the flavor of the spice cannot be changed due to the change of the original proportion of the components in the slow release process, so that the sensory quality of tobacco products is comprehensively improved.

The invention relates to an evaluation method for characterizing cigarette smoking physiological irritation and application of the evaluation method. The evaluation method comprises the following steps: (1) determining the activity of alpha-salivary amylase in saliva of a smoker at three time points before and after smoking a to-be-detected cigarette; (2) calculating the variations delta U1, delta U2 and delta U3 of the activity of the alpha-salivary amylase after three time points after the to-be-detected cigarette is sucked and before the to-be-detected cigarette is sucked; (3) determining the content of main irritant components in the cigarette smoke; the main irritant components comprise total particulate matters, tar, formic acid, acrolein and crotonaldehyde; and (4) substituting the change quantity of the alpha-salivary amylase activity and the sensory evaluation score into a physiological irritation evaluation formula to obtain a physiological irritation score.

The utility model belongs to the field of heating non-combustion tobacco products, and particularly relates to a heating cigarette smoking set, a heating cigarette and a heating cigarette system. The heating cigarette smoking set comprises a cigarette containing cavity and a magnetic attraction element. Wherein the magnetic attraction element is located in the cigarette containing cavity, or the periphery of the cigarette containing cavity is surrounded by the magnetic attraction element; the magnetic attraction element is a permanent magnet or a coil which generates a magnetic field when powered on. Due to the attraction characteristic of the magnetic attraction element, a gear piece in a traditional particle type heating cigarette does not need to be arranged in the cigarette, the technological process of cigarette manufacturing is simplified, aerosol interception caused by the existence of the gear piece is reduced, and the release efficiency is improved.

This patent discloses a high-frequency heated cigarette device, comprising a heating chamber and an induction coil. The heating chamber accommodates at least a portion of the heated cigarette, and an induction plate is installed inside the heated cigarette. The induction plate heats the tobacco shreds under the influence of an alternating electromagnetic field generated by the induction coil to produce an aerosol that can be inhaled. The high-frequency heated cigarette device also includes a heating base and a heating adjustment assembly. The heating base and the adjustment assembly are located at the bottom of the heating chamber. The heating base is displaced axially within the heating chamber by the adjustment assembly. When the heating base moves into the electromagnetic coil, it generates eddy currents under the influence of the electromagnetic field, which transfer heat to the outside. This patent achieves dynamic heating by using the up-and-down displacement of the heating base's heating adjustment assembly within the heating chamber, thus achieving balanced heating during inhalation.

The invention discloses a miniaturized heating cigarette smoking set capable of reducing the surface temperature. Comprising a heating cavity used for containing an aerosol generating substance, a heating system arranged in the heating cavity, a battery cell used for providing energy for the heating system, a control system used for connecting and controlling the heating system and the battery cell, and a supporting system used for fixing all parts and facilitating holding of a user. The supporting system is provided with a heat insulation area for reducing outward diffusion of heat in the heating cavity on the outer side of the heating cavity, and a heat conduction system which is connected with the heating system and the heating cavity and conducts and dissipates heat generated by the heating system and the heating cavity is arranged in the portion, used for being held by a user, of the supporting system. The device serves as a portable electronic product, the portability of the device requires that the size of the product is as small as possible, and the device strives to achieve balance in demand contradictions by reducing the surface temperature of the product through the design of heat insulation, heat conduction and heat dissipation in a small product space.

The invention discloses a cigarette smoke component analysis method with an aroma sensory characteristic portrait as a guide. The cigarette smoke component analysis method comprises the following steps: S1, performing targeted quantitative detection on cigarette smoke components; s2, classifying compounds according to a quantitative detection result; and S3, drawing a smell profile diagram according to a calculation result. From the perspective of cigarette sensory analysis, cigarette smoking aroma characteristic portraits (digital analysis results) are taken as research and development guidance, and aiming at very complex cigarette smoke detection results, smell effect parameters such as compound aroma types, compound smell threshold values, source attributes (tobacco leaf transfer, smoke combustion and external source addition) and the like are subjected to quantitative analysis, so that the cigarette smoking aroma characteristic portraits and the cigarette smoking aroma characteristic portraits are obtained. As a technical link for communication between smoke detection compounds and sensory characteristics, a smell analysis method of a cigarette smoke detection result is constructed by drawing a cigarette smell profile diagram and an exogenous additive smell profile diagram, so that visual evaluation of cigarette smoke smell characteristics is realized; and a support is provided for sensory quality control of cigarette products and source tracing of exogenous additives.

The embodiment of the invention provides a detection system and method for determining the smoke concentration of cigarettes, and the system comprises a cavity subsystem which provides a closed environment for containing smoke generated by cigarette combustion; the smoking subsystem is connected with the cavity subsystem, and smoke is sucked from the cavity subsystem in a first smoking period after the cigarette is burnt for a first preset duration; a laser point light source and a power meter probe corresponding to the cigarette smoke concentration characterization subsystem are vertically and oppositely arranged in front of and behind a simulation cavity corresponding to the cavity subsystem, so that the smoke concentration at a target position of the simulation cavity is detected under a first smoking duration and a first stopping duration corresponding to at least one first smoking period. According to the technical scheme, the change of the cigarette smoke concentration in the cigarette smoking process is dynamically detected in real time, the authenticity and accuracy of smoke concentration characterization in the cigarette smoking process are improved, and data support is provided for digital sensory evaluation of the smoke concentration in the smoking process.

The utility model discloses a kind of heating non-combustion cigarette smoking set clamping and starting device, belong to cigarette smoke detection technical field.The device includes main support, clamping starting block and control device, clamping starting block is slidably installed by dovetail groove guide rail to main support, clamping starting block is built-in air bag and air pressure drive starting head, control device realizes the accurate control of clamping force and starting pressure by multiple independent gas circuit and communication module.The utility model solves the problem that smoking set adaptability is poor in prior art, is prone to mechanical damage, starting efficiency is low and system integration is insufficient, with the advantages of clamping stable, flexible protection, starting synchronism is high and the advantage of high degree of automation, applicable to laboratory efficient smoke suction analysis.

The present invention discloses a method for predicting thermal collapse and the number of remaining puffs during cigarette smoking, wherein a color indicator layer is arranged on cigarette forming paper and / or tipping paper, wherein the color indicator layer is a thermochromic water-based dye layer. The present invention arranges a thermochromic water-based dye layer on cigarette forming paper and / or tipping paper, and the filter rod temperature can be judged by the color change of the thermochromic water-based dye layer, thereby predicting the thermal collapse and the number of remaining puffs. The thermochromic water-based dye prepared by the present invention is sensitive in color development, and the color is different when the temperature changes slightly between 70°C and 80°C. In addition, the color change temperature range of the thermochromic water-based dye prepared by the present invention matches the temperature in the post-smoking stage of the cigarette, which can meet the demand for predicting the filter rod temperature through the color indicator layer.

A heating cavity structure for improving smoking stability of a heated cigarette comprises a hollow cylinder and is characterized in that the circumferential wall of the hollow cylinder is divided into a heating area and a non-heating area, the heating area and the non-heating area are arranged alternately, a resistance type heating mechanism is embedded in the inner wall face of the cylinder of the heating area, and the non-heating area does not have a heating function. The heating cavity has the advantages that the purpose of improving the smoking stability of the heated cigarette is achieved by improving the structure of the heating cavity, the heat transfer process of the heated cigarette is effectively delayed with low cost, and the effects of slow release and uniform release of smoke are achieved.

The application is a method for regulating and controlling dynamic resistance in the process of cigarette smoking, which is carried out according to the following steps: measuring and counting actual resistance data a corresponding to cigarette length n ; drawing a complete resistance variation curve; drawing a correction curve according to the resistance variation curve; forming holes on the surface of the cigarette in the cigarette length area corresponding to the correction curve to increase the air permeability of the cigarette paper and realize reverse regulation of reducing the resistance of the area. The method reasonably adjusts the punching on the surface of the cigarette according to the detection data, considers the fact that the resistance of the tail end of the cigarette increases due to the compaction and rolling technology of the tobacco and the resistance of the middle section of the cigarette is moderate and does not need to increase the air permeability to make corresponding adjustment, and is more in line with the actual situation when the cigarette is used.