CN111759013A

CN111759013A - Aerosol forming device

Info

Publication number: CN111759013A
Application number: CN202010526433.6A
Authority: CN
Inventors: 梁峰; 周宏明; 蒋路生
Original assignee: Shenzhen Maishi Technology Co Ltd
Current assignee: Shenzhen Maishi Technology Co Ltd
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2020-10-13

Abstract

The invention discloses an aerosol forming device, which comprises a heating pipe, a heating device and a driving device, wherein the height of the heating device is smaller than that of the heating pipe, the heating device is sleeved outside the heating pipe, the driving device is connected with the heating device, the driving device is used for driving the heating device to move along the length direction of the heating pipe, the heating device carries out sectional heating on the heating pipe, the heating pipe is heated for the same length and time each time, and a short heating device can form a magnetic field with stable size to heat the heating pipe, so cigarettes in the heating pipe are uniformly heated, the utilization rate is high, and the taste is good.

Description

Aerosol forming device

Technical Field

The invention relates to the technical field of electronic cigarettes, in particular to an aerosol forming device.

Background

The electronic cigarette is mainly used for quitting smoking and replacing cigarettes, can simulate the taste of the cigarettes, but can not release tar, nicotine and second-hand smoke harmful to human bodies when the electronic cigarette is smoked, and can improve the quitting smoking success rate of nicotine replacement therapy, so that the electronic cigarette is popular in the market and is valued by the nation soon.

The baking type electronic cigarette is an electronic product which utilizes a heating element to bake a cigarette so that the cigarette generates smoke and is used by a user. At present, heating non-combustion smoking sets in the market are divided into resistance heating and electromagnetic heating modes, but the positions of cigarettes and heating sheets or heating pipes in the two existing modes are fixed, and the defects of non-uniform heating, low tobacco utilization rate and poor taste exist.

Disclosure of Invention

The invention aims to solve the problems of uneven heating, low tobacco utilization rate and poor taste of the existing smoking set which is not heated and combusted.

In order to solve the above-described problems, the present invention provides an aerosol-forming device including: a heating tube for accommodating the aerosol-forming substrate; the heating device is sleeved outside the heating tube; the height of the heating device along the direction parallel to the heating tube is smaller than that of the heating tube, and the heating device and the heating tube move relatively to heat the heating tube so that the heating tube heats the aerosol to form the substrate.

Furthermore, the heating tube is a circular hollow metal tube, the heating device comprises a heating coil and a coil support, the heating coil is a metal spiral coil, the coil support is of a cylindrical structure and is sleeved outside the heating tube, and the heating coil is sleeved outside the coil support.

Further, the coil support comprises a first end portion and a second end portion opposite to the first end portion, flanges protruding towards the direction far away from the outer surface are formed on the first end portion and the second end portion of the coil support respectively and used for limiting the heating coil, and the flange of the first end portion is connected with the driving end of the driving device.

Further, the material of the coil support is a magnetic permeable material.

Furthermore, the aerosol forming device also comprises a driving device, the driving device is connected with the heating device, the driving device is used for driving the heating device to do linear motion along the heating pipe, and the driving device comprises a motor, a screw rod, a driving piece and a screw rod sleeve; the driving end of the motor is connected with the screw rod, the motor drives the screw rod to rotate, the guide rod and the screw rod are arranged in parallel and are spaced at a certain distance, one end of the driving piece is sleeved on the screw rod and is in threaded fit, the other end of the driving piece is fixedly connected with the heating device, the middle part of the driving piece is arranged on the guide rod in a sliding manner, the screw rod sleeve is arranged outside the screw rod and the guide rod in a surrounding manner, and one side of the screw rod sleeve is provided with a strip-shaped; a speed reducer is arranged between the motor and the screw rod and used for reducing the rotating speed of the screw rod.

The heating device, the driving device and the main control device are respectively connected with the power supply, the power supply is used for providing power for the heating device to heat, and the power supply is used for providing electric energy for the driving device to drive the heating device; the main control device is respectively connected with the heating device and the driving device and is used for controlling the driving device to drive the heating device to move and controlling the heating device to start heating or stop heating.

Further, the heating tube heating device comprises a shell, the shell is used for accommodating the heating tube, the heating device and the driving device, the shell comprises an upper cover, a lower cover and a side wall sleeve, one end part of the side wall sleeve is provided with the upper cover, the other end part of the side wall sleeve is provided with the lower cover, the upper cover is provided with a jack, the heating tube is arranged inside the side wall sleeve, the first end part of the heating tube extends out of the side wall sleeve from the jack, the lower cover is provided with an air hole communicated with the heating tube, the air hole is connected with the second end part of the heating tube, the inner surface of the lower cover is provided with a hollow tubular connecting part communicated with the air hole, and the hollow tubular connecting part is inserted into or.

Furthermore, the height of the heating tube arranged in the shell is integral multiple of the length of the heating device in the length direction of the heating tube; the heating tube comprises a plurality of heating sections with the same length, the height of each heating section is equal to the height of the heating device in the height direction of the heating tube, the main control device controls the driving device to drive the heating device to move in the height direction of the heating tube, and the moving distance of each time is equal to the height of the heating device in the height direction of the heating tube; the main control device controls the heating device to heat each heating section for the same time.

Further, the heating tube heating device comprises a shell, wherein the shell is used for accommodating the heating tube, the heating device comprises an upper cover, a lower cover and a side wall sleeve, one end part of the side wall sleeve is provided with the upper cover, the other end part of the side wall sleeve is provided with the lower cover, the upper cover is provided with a jack, the heating tube is arranged inside the side wall sleeve, the first end part of the heating tube extends out of the side wall sleeve from the jack, the lower cover is provided with an air hole communicated with the heating tube, the air hole is connected with the second end part of the heating tube, the inner surface of the lower cover is provided with a hollow tubular connecting part communicated with the air hole, and the hollow tubular connecting part is inserted into or sleeved at the.

Further, a side of the side wall sleeve is provided with a sawtooth-shaped clamping groove, the sawtooth-shaped clamping groove comprises a plurality of equally-spaced bayonets, the heating tube comprises a plurality of heating sections with equal length, a clamping piece is arranged on a side of the heating device corresponding to the sawtooth-shaped clamping groove, the lower end of the heating device is connected with one end of the elastic piece, the other end of the elastic piece is abutted to the lower cover, the clamping piece extends out of the side wall sleeve from the sawtooth-shaped clamping groove, and the clamping piece can be clamped into the plurality of bayonets of the sawtooth-shaped clamping groove respectively, so that the heating device corresponds to the periphery of the plurality of.

The cigarette heating device comprises a heating pipe and a heating device, wherein the height of the heating device is smaller than that of the heating pipe, the heating device is sleeved outside the heating pipe and moves relative to the heating pipe, the heating device carries out segmented heating on the heating pipe, the heating device heats the heating pipe at the same height every time, and a short heating device can form a magnetic field with stable size to heat the heating pipe, so cigarettes in the heating pipe are uniformly heated, the utilization rate is high, and the taste is good.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Figure 1 is a schematic structural view of a first embodiment of an aerosol-forming device of the invention;

figure 2 is a schematic exploded view of a first embodiment of an aerosol-forming device according to the invention;

figure 3 is a schematic view of the drive arrangement of a first embodiment of an aerosol-forming device of the invention;

figure 4 is a schematic structural view of a heat generating tube of a first embodiment of an aerosol-forming device of the invention;

figure 5 is a schematic structural view of a second embodiment of an aerosol-forming device of the invention;

figure 6 is a schematic view of a lid according to a second embodiment of an aerosol-forming device of the invention;

figure 7 is a schematic diagram of the structure of a third embodiment of an aerosol-forming device of the invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only illustrative of the present invention, and do not limit the scope of the present invention. Likewise, the following examples are only some but not all examples of the present invention, and all other examples obtained by those skilled in the art without any inventive step are within the scope of the present invention.

The terms "first", "second" and "third" in the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise. All directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative positional relationship between the components, the movement, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly. The terms "comprising" and "having" and any variations thereof in embodiments of the present invention are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or may alternatively include other steps or elements inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Fig. 1 is a schematic structural diagram of a first embodiment of an aerosol-forming device according to the present invention. Fig. 2 is an exploded view of an aerosol-forming device according to a first embodiment of the present invention.

The aerosol-forming device in this embodiment includes a heat generating tube 1, a heating device 20, and a driving device 4. The heating tube 1 contains aerosol-forming substrate such as cigarette, the heating device 20 is sleeved outside the heating tube 1, and the heating device 20 heats the heating tube 1. Because the height of the heating device 20 along the direction parallel to the movement direction of the heating device 20 is less than the height of the heating tube 1, only a part of the heating tube 1 can be heated when the heating device 20 heats the heating tube 1, so that a part of cigarettes inside the heating tube 1 are atomized and sucked. In this embodiment, the heating tube 1 may be a metal tube, wherein the metal tube may be a circular hollow metal tube or a regular polygonal hollow metal tube, and the hollow portion of the metal tube accommodates a cigarette. The heating device 20 may be an electromagnetic heating device 20 or a resistive heating device 20. In the present embodiment, the heating device 20 is an electromagnetic heating device 20, in the prior art, electromagnetic heating is to generate an alternating magnetic field through an electromagnetic coil, when a ferrous container is placed in the alternating magnetic field, the surface of the container cuts alternating magnetic lines of force to generate alternating current (i.e. eddy current) in the metal part inside the container, the eddy current makes iron atoms of the container move randomly at high speed, and the atoms collide and rub with each other to generate heat energy, thereby achieving the effect of heating the article. However, the longer the length of the electromagnetic coil is, the more unbalanced the magnitude of the magnetic force lines generated by the electromagnetic coil is, in this embodiment, the heating device 20 with the height shorter than that of the heating tube 1 is used to heat the heating tube 1, and the magnetic force lines generated by the shorter heating device 20 are relatively balanced in magnitude, so that the heating tube 1 can form a heating region with uniform temperature on the surface of the heating tube 1 when cutting the magnetic force lines with relatively balanced magnitude, thereby preventing the problems of uneven cigarette heating, low cigarette component utilization rate and poor taste in the prior art.

Wherein, the driving device 4 is connected with the heating device 20, and the driving device 4 drives the heating device 20 to move along the height direction of the heating tube 1. When a user sucks a tobacco product, after the heating device 20 heats the heating tube 1 for a preset time, the cigarette in the heating tube 1 corresponding to the heating device 20 is baked to atomize and volatilize aroma components added in tobacco, the driving device 4 can drive the heating device 20 to move, the moving direction is along the height direction of the heating tube 1, and the moving distance is the height of the heating device 20. After the driving device 4 drives the heating device 20 to a predetermined position, the heating device 20 continues to heat the heating tube 1 again, so that the cigarettes inside the heating tube 1 are atomized and sucked.

The heating device 20 comprises a heating coil 3 and a coil support 2, the heating coil 3 is a metal spiral coil, an alternating magnetic field is generated after the metal spiral coil is electrified, the coil support 2 is of a cylindrical structure and is sleeved outside the heating tube 1, and the heating coil 3 is sleeved outside the coil support 2. The coil support 2 is made of a magnetically permeable material, the coil support 2 includes a first end 21 and a second end 22 opposite to the first end 21, and the first end 21 and the second end 22 of the coil support 2 are respectively formed with flanges protruding in a direction away from the outer surface for limiting the heating coil 3. At least one of the flange of the first end portion 21 and the flange of the second end portion 22 is connected to the driving end of the driving device 4. In the present exemplary embodiment, the heating coil 3 is arranged outside the coil carrier 2 and is connected to the drive 4 via the coil carrier 2. In other embodiments, the heating coil 3 can be directly sleeved on the heating tube 1, and the heating coil 3 is directly connected with the driving device 4, so that the coil bracket 2 is omitted.

Please refer to fig. 3, which is a schematic structural diagram of a driving device of a first embodiment of an aerosol-forming device according to the present invention.

The drive means 4 comprise a motor 41, a screw 42, a guide rod 47, a drive member and a screw housing 43. The driving end of the motor 41 is connected with the screw rod 42, the screw rod 42 is provided with threads 44, the motor 41 drives the screw rod 42 to rotate, the screw rod sleeve 43 is arranged outside the screw rod 42 in an enclosing mode, the guide rod 47 is arranged inside the screw rod sleeve 43 and parallel to the screw rod 42 at a certain distance, and one side of the screw rod sleeve 43 is provided with a strip-shaped notch for connecting the heating device 20 with the driving piece. In this embodiment, two driving members, i.e., a first driving member 46 and a second driving member 45, are sleeved on the screw rod 42, and the flange of the first end portion 21 and the flange of the second end portion 22 of the coil bracket 2 are connected with the first driving member 46 and the second driving member 45 through the strip-shaped notches of the screw rod sleeve 43. The first driving member 46 and the second driving member 45 are internally formed with threads 44 matching the screw rod 42, and the middle portions of the first driving member 46 and the second driving member 45 are slidably disposed on the guide rod 47, and a speed reducer is disposed between the motor 41 and the screw rod 42, and the speed reducer reduces the rotation speed of the screw rod 42, thereby reducing noise. When the motor 41 starts to work, the screw rod 42 is driven to rotate, because the two driving members are internally provided with the threads 44 matched with the screw rod 42, but because the two driving members are connected with the guide rod 47 and cannot rotate along with the screw rod 42, the two driving members can ascend or descend along the threads 44, and then the heating device 20 can ascend or descend along with the two driving members.

Further, the aerosol-forming device comprises a power supply 6, a master control device 5 and a housing. The heating device 20 and the driving device 4 are respectively connected with the power supply 6, the power supply 6 supplies power to the heating device 20 for heating, and meanwhile, the power supply 6 supplies power to the driving device 4 for driving the heating device 20. The main control device 5 is respectively connected with the power supply 6, the heating device 20 and the driving device 4, and the main control device 5 controls the driving device 4 to drive the heating device 20 to move and controls the heating device 20 to start heating or stop heating. In the present embodiment, the main control device 5 may be a chip, a circuit board, or a PLC control device having a predetermined function. The housing is used for accommodating the heating tube 1, the heating device 20 and the driving device 4. The shell comprises an upper cover 8, a lower cover 9 and a side wall sleeve 7, wherein one end part of the side wall sleeve 7 is provided with the upper cover 8, and the other end part of the side wall sleeve 7 is provided with the lower cover 9. The upper cover 8 is formed with the jack, and the heating tube 1 sets up inside lateral wall sleeve 7, and the first end 12 and the jack intercommunication of heating tube 1, and a cigarette props up and can get into heating tube 1 by the jack. The lower cover 9 is formed with an air hole communicated with the heating tube 1, and the air hole is connected with the second end portion 13 of the heating tube 1. Specifically, the inner surface of the lower cover 9 is provided with a hollow tubular connecting portion 91 communicated with the air hole, and the hollow tubular connecting portion 91 is inserted into or sleeved on the second end portion 13 of the heating tube 1. Please refer to fig. 4, which is a schematic structural diagram of a heating tube of a first embodiment of an aerosol-forming device according to the present invention. The height of the heating tube 1 placed inside the sidewall sleeve 7, i.e., the portion between the upper cover 8 and the lower cover 9, is an integral multiple of the height of the heating device 20 in the height direction of the heating tube 1. In the present embodiment, the height of the heating tube 1 disposed inside the sidewall sleeve 7 is 4 times the height of the heating device 20 in the height direction of the heating tube 1, that is, the heating tube 1 includes 4 heating segments 11 with the same height, and the height of each heating segment 11 is equal to the height of the heating device 20 in the height direction of the heating tube.

Please refer to fig. 1, which is a schematic structural diagram of a first embodiment of an aerosol-forming device according to the present invention. Please refer to fig. 4, which is a schematic structural diagram of a heating tube of a first embodiment of an aerosol-forming device according to the present invention. When a user uses the aerosol forming device to suck cigarettes, the aerosol forming device is started through a control button 24 arranged outside the aerosol forming device, the position of the heating device 20 corresponds to the outside of the first heating section 14 of the heating tube 1 when the aerosol forming device is started, the heating device 20 heats the heating tube 1 for preset time, in this embodiment, the heating tube 1 can be heated for 10 seconds, so that the cigarettes inside the first heating section 14 can be completely sucked, the user can control the main control device through the control key 24 again to make the driving device 4 drive the heating device 20 to move downwards along the height direction of the heating tube 1, the height of the heating device 20 along the height direction of the heating tube 1 is the same as that of each heating section 11, the height of the heating section 11 is 1.2 cm, the driving device 4 drives the heating device 20 to move downwards along the height direction of the heating tube 1 by 1.2 cm, and the heating device 20 is enabled to heat the second heating section 15 for a predetermined time correspondingly.

In another embodiment, an airflow sensor 23 may be disposed inside the heating tube 1 in the step 1, the airflow sensor 23 is configured to detect the size of the air resistance inside the heating tube 1, when a user sucks a cigarette, the air resistance inside the heating tube 1 changes greatly, the airflow sensor 23 may detect whether the user sucks and takes times, and in this embodiment, a predetermined number of times of sucking, such as 4 times or 3 times, is set for the airflow sensor 23. The air flow sensor 23 is connected with the main control device 5, the main control device 5 is connected with the driving device 4, the driving device 4 is connected with the heating device 20, and after the air flow sensor 23 detects that the suction times of a user reach the preset suction times, the main control device 5 controls the driving device 4 to drive the heating device 20 to move to the next heating section 11, so that the heating device 20 heats different heating sections 11 of the heating tube 1. Because heating device heats only a certain heating section to the heating tube at every turn in this embodiment, because a certain heating section even heating of heating tube can be made to shorter heating device again, so cigarette in this heating section is by even heating, and the utilization ratio of cigarette is higher, and the taste is also good. When the user needs to stop sucking the cigarettes, the aerosol forming device can be closed through the control key, and when the aerosol forming device is closed, the power supply stops supplying power to the heating device and the driving device, and the atomization of the cigarettes stops.

The aerosol forming device of this embodiment has included the heating tube, heating device and drive arrangement, heating device's the height that highly is less than the heating tube, establish the heating tube outside with the heating device cover, drive arrangement and heating device connect, drive arrangement is used for driving heating device and removes along the heating tube direction of height, heating device carries out the segmentation heating to the heating tube, the same height of heating and time at every turn, because shorter heating device can form the magnetic field of big or small stability and heat the heating tube, so cigarette in the heating tube is heated evenly, and the higher taste of utilization ratio is good.

Fig. 5 is a schematic structural diagram of a second embodiment of an aerosol-forming device according to the present invention. Fig. 6 is a schematic view of an upper cover structure of a second embodiment of an aerosol-forming device according to the invention. The drive means are omitted in this embodiment. A groove 25 is formed at the lowest end of each heating section 11 of the heating tube 1, a clamping device is arranged at the upper end of the upper cover 8, the hollow tubular connecting part 91 on the inner surface of the lower cover 9 is extended to the highest position of the second heating section 15, and the heating tube 1 is manually driven to move in the heating device 20 so that the heating device 20 heats different heating sections 11 of the heating tube 1. Wherein the clamping device comprises a limiting piece 84, a clamping piece 82 and an elastic piece 81, and the limiting piece 84 is arranged at one side of the insertion hole 83 of the upper cover 8. One end of the elastic member 81 is arranged at the edge position of the upper cover 8 at the other side of the insertion hole 83, the other end of the elastic member 81 is provided with a clamping piece 82, and one surface of the clamping piece 82, which is contacted with the heating tube 1, is in a half-moon shape matched with the heating tube 1. The user can stir the clamping piece 82 to be clamped into the groove 25 of the heating tube 1 so as to fix the heating tube 1.

The method specifically comprises the following steps: heating device 20 is close to last lid 8 sets up, the initial condition of heating tube 1 is that first heating section 14 stops in heating device 20's heating position department, put into heating tube 1 when the user with a cigarette, start aerosol forming device, heating device 20 heats first heating section 14, it reaches predetermined number of times or predetermined duration to inhale the number of times when the user, user's manual drive heating tube 1 moves up, heating tube 1 stretches out from jack 83 along cavity tubulose connecting portion 91 rebound until first heating section 14 this moment, and it corresponds the heating position that stops in heating device 20 to move to second heating section 15, fastener 82 blocks into recess 25 of first heating section 14 lower extreme, and then heating tube 1 is fixed by clamping device. Heating device 20 can continue to heat second heating section 15, the user sucks and smokes the cigarette and reaches user's manual drive heating tube 1 and continue the rebound after the predetermined number of times, and remove to third heating section 16 and correspond the heating position that stops at heating device 20, first heating section 14 and the second of heating tube 1 heat 15 section and stretch out from jack 83 this moment, fastener 82 card advances the recess 25 of second heating section 15 lower extreme, and then heating tube 1 is fixed by clamping device, heating device 20 continues to heat third heating section 16. After the user continues to suck the cigarettes and reaches the preset times, the user manually drives the heating tube 1 to continue to move upwards, and the heating tube moves to the heating position where the fourth heating section 17 correspondingly stops at the heating device 20, at the moment, the first heating section 14, the second heating section 15 and the third heating section 16 of the heating tube 1 extend out of the jack 83, the clamping piece 82 is clamped into the groove 25 at the lower end of the third heating section 16, the heating tube 1 is fixed by the clamping device, and the heating device 20 continues to heat the fourth heating section 17. The user continues to smoke the cigarettes a predetermined number of times. The heating tube 1 is reset by manually opening the clamping piece 82, that is, the heating tube 1 is restored to the heating position where the first heating section 14 is correspondingly stopped at the heating device 20. The user finishes smoking the cigarettes.

This embodiment saves drive arrangement, adopts the manual heating tube that drives to remove for the heating pipe heats the different heating sections of heating tube, heats the same height at every turn, and the time of heating at every turn is controlled by the user, and heating effect is good, and user experience is better.

Fig. 7 is a schematic structural diagram of a third embodiment of an aerosol-forming device according to the present invention. In this embodiment, the driving device is omitted, and a serrated engaging groove 71 is provided on one side surface of the sidewall sleeve 7. A clamping piece 18 is arranged on one side surface of the heating device 20 corresponding to the serrated clamping groove 71. The lower end of the heating device 20 is connected to one end of the elastic member 19, the other end of the elastic member 19 abuts against the lower cover 9, and the elastic force of the elastic member 19 keeps the heating device 20 in an upward inertial force. The clip member 18 extends from the serrated jaw 71 to the outside of the sidewall sleeve 7, and can be respectively clipped into the first bayonet 72, the second bayonet 73, the third bayonet 74 and the fourth bayonet 75 of the serrated jaw 71. When the clamping pieces 18 of the heating device 20 are respectively clamped into the first clamping opening 72, the second clamping opening 73, the third clamping opening 74 and the fourth clamping opening 75 of the serrated clamping groove 71, the heating device 20 is respectively and correspondingly arranged on the periphery of the first heating section 14, the second heating section 15, the third heating section 16 and the fourth heating section 17 of the heating tube.

The specific using method comprises the following steps: the heating device 20 is in an initial state of staying at the periphery of the first heating section 14, that is, the clip member 18 is clipped into the first clipping opening 72. In this embodiment, the initial state of the heat generating tube 1 is a state in which the card member 18 is engaged with the first engaging opening 72, and in other embodiments, the initial state of the heat generating tube 1 may be a state in which the card member 18 is engaged with the fourth engaging opening 75. When a user puts a cigarette into the heating tube 1, manually start the external control key of the aerosol forming device, the heating device 20 heats the first heating section 14, after the user sucks several times, the user manually stirs the clamping piece 18 of the heating device 20 to clamp into the second bayonet, at this moment, the heating device 20 is correspondingly stopped at the periphery of the second heating section 15, if the user wants to pause to suck, the external control key of the aerosol forming device can be manually closed to pause to heat the second heating section 15, if the user does not close the control key, the heating device 20 continues to heat the second heating section 15. The user inhales once more, and the above-mentioned process is repeated many times back fastener 18 card advances fourth bayonet socket 75, and heating device 20 corresponds and stops in the periphery of fourth heating section 17, heats fourth heating section 17 for a certain duration, and the manual control button that closes of user suspends heating device's heating to the heating tube. The user finishes smoking the cigarettes. The user continues to put fresh cigarettes into the heating tube 1 for smoking. When the user puts the cigarette into the cigarette again and starts the heating device 20, the heating device 20 starts to heat corresponding to the fourth heating section 17, and after the user sucks for several times, the user again stirs the clamping piece 18, so that the clamping piece 18 is sequentially clamped into the third clamping opening 74, the second clamping opening 73 and the first clamping opening 72 respectively. The heating device 20 heats the third heating section 16, the second heating section 15 and the first heating section 14 respectively, and the user can manually turn off the aerosol forming device after finishing smoking.

In another embodiment, whether the cigarette exists in the heating tube 1 can be detected by a sensor arranged in the heating tube 1. If the sensor can detect that there is a cigarette in heating tube 1 inside, the sensor sends a signal to master control set, and master control set control heating device 20 heats heating tube 1, and the user can manually stir fastener 18 of heating tube 1 simultaneously and remove along the heating tube direction of height, and then makes heating device 20 heat different heating sections 11.

This embodiment saves drive arrangement, adopts manual drive heating device to remove for the heating pipe heats the different heating sections of heating tube, heats the same height at every turn, and the time of heating at every turn is controlled by the user, and can pause the heating, and it is effectual to heat, and user experience degree of freedom is high.

The above description is only a part of the embodiments of the present invention, and not intended to limit the scope of the present invention, and all equivalent devices or equivalent processes performed by the present invention through the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An aerosol-forming device, comprising:

a heating tube for accommodating the aerosol-forming substrate;

the heating device is sleeved outside the heating tube;

the heating device is parallel to the heating tube, the height of the heating device in the direction is smaller than that of the heating tube, and the heating device and the heating tube move relatively to heat the heating tube so that the heating tube heats the aerosol-forming substrate.

2. An aerosol-forming device according to claim 1, wherein the heating tube is a circular hollow metal tube, the heating device comprises a heating coil and a coil support, the heating coil is a metal helical coil, the coil support is cylindrical and is sleeved outside the heating tube, and the heating coil is sleeved outside the coil support.

3. An aerosol-forming device according to claim 2, wherein the coil holder comprises a first end portion and a second end portion opposite the first end portion, the first and second end portions each being formed with a flange projecting away from an outer surface of the coil holder for retaining the heating coil, at least one of the flanges of the first and second end portions being connected to the drive means.

4. An aerosol-forming device according to claim 3, wherein the material of the coil support is a magnetically permeable material.

5. An aerosol-forming device according to claim 1, further comprising a drive device, the drive device being connected to the heating device, the drive device being configured to drive the heating device to move linearly along the heating tube, the drive device comprising a motor, a screw, a guide rod, a drive member, and a screw sleeve;

the driving end of the motor is connected with the screw, the motor drives the screw to rotate, the guide rod and the screw are arranged in parallel and are spaced at a certain distance, one end of the driving piece is sleeved on the screw and is in threaded fit, the other end of the driving piece is fixedly connected with the heating device, the middle of the driving piece is arranged on the guide rod in a sliding mode, the screw sleeve surrounds the screw and the guide rod, and one side of the screw sleeve is provided with a strip-shaped notch for connecting the heating device with the driving piece;

a device is arranged between the motor and the screw rod, and the speed reducer is used for reducing the rotating speed of the screw rod.

6. An aerosol-forming device according to claim 5, further comprising a power supply and a master control device, wherein the heating device, the driving device and the master control device are respectively connected to the power supply, the power supply is configured to provide power to the heating device for heating, and the power supply is configured to provide power to the driving device for driving the heating device;

the main control device is respectively connected with the heating device and the driving device, and is used for controlling the driving device to drive the heating device to move and controlling the heating device to start heating or stop heating.

7. An aerosol-forming device according to claim 5, further comprising a housing, the shell is used for accommodating the heating tube, the heating device and the driving device, the shell comprises an upper cover, a lower cover and a side wall sleeve, the upper cover is arranged at one end part of the side wall sleeve, the lower cover is arranged at the other end part of the side wall sleeve, the upper cover is provided with a jack, the heating tube is arranged in the side wall sleeve, the first end of the heating tube extends out of the side wall sleeve from the jack, the lower cover is provided with an air hole communicated with the heating tube, the air hole is connected with the second end part of the heating tube, the inner surface of the lower cover is provided with a hollow tubular connecting part communicated with the air hole, and the hollow tubular connecting part is inserted into or sleeved at the second end part of the heating tube.

8. An aerosol-forming device according to claim 6 or 7, wherein the heating tube is positioned within the housing at a height that is an integer multiple of the height of the heating device in the direction of the height of the heating tube;

the heating tube comprises a plurality of heating sections with the same height, the height of each heating section is equal to the height of the heating device in the height direction of the heating tube, the main control device controls the driving device to drive the heating device to move along the height direction of the heating tube, and the moving distance of each time is equal to the height of the heating device in the height direction of the heating tube;

the main control device controls the heating device to heat each heating section for the same time length.

9. The aerosol-forming device of claim 1, further comprising a housing, the housing being configured to receive the heat pipe and the heating device, the housing including an upper cover, a lower cover, and a sidewall sleeve, one end of the sidewall sleeve being provided with the upper cover, the other end of the sidewall sleeve being provided with the lower cover, the upper cover being formed with a socket, the heat pipe being disposed inside the sidewall sleeve, and a first end of the heat pipe extending from the socket to outside the sidewall sleeve, the lower cover being formed with an air hole communicating with the heat pipe, the air hole being connected to a second end of the heat pipe, the lower cover having a hollow tubular connecting portion on an inner surface thereof, the hollow tubular connecting portion being inserted into or sleeved on the second end of the heat pipe.

10. The aerosol forming device of claim 9, wherein a side of the sidewall sleeve is provided with a serrated clamping groove, the serrated clamping groove comprises a plurality of clamping openings at equal intervals, the heating tube comprises a plurality of heating sections with equal length, the heating device is provided with a clamping piece at a side corresponding to the serrated clamping groove, a lower end of the heating device is connected with one end of an elastic piece, the other end of the elastic piece is abutted against the lower cover, and the clamping piece extends from the serrated clamping groove to the outside of the sidewall sleeve and can be respectively clamped into the plurality of clamping openings of the serrated clamping groove, so that the heating device is respectively and correspondingly arranged at the periphery of the plurality of heating sections of the heating tube.