KR102233940B1 - Push-pull electronic cigarette - Google Patents

Abstract

The present invention relates to an aerosol-generating device, a cartridge, and an electronic cigarette, wherein the aerosol-generating device includes a housing having a cavity, a mouthpiece provided at one end of the housing, a reservoir having an outlet, and an aerosol passage, and the mouthpiece The plunger and the insertion end are provided, the plunger is inserted into the reservoir, and the aerosol passage communicates with the mouthpiece. In the first state, the insertion end of the mouthpiece abuts against the outer wall of the reservoir to close the aerosol passage, and the plunger abuts against the outlet to prevent the fluid in the reservoir from flowing out of the outlet. In the second state, the insertion end of the mouthpiece is separated from the outer wall of the reservoir to open the aerosol passage, and the plunger and the outlet are separated so that the fluid in the reservoir can flow out from the outlet. The aerosol generating device according to the present invention can prevent leakage of liquid in the reservoir cavity by separating the plunger from the contact with the outlet, and realizes control over the amount of liquid fraction of the electronic cigarette and the atomization amount of the fluid, It is safer and easier for users to inhale, giving excellent smoking experience.

Description

Aerosol generator, cartridge and electronic cigarette {PUSH-PULL ELECTRONIC CIGARETTE}

The present invention relates to the technical field of tobacco, and in particular, to an aerosol generating device, a cartridge and an electronic cigarette.

With day-to-day attention to health, it has been conscious that conventional cigarettes (paper-wound cigarettes) pose certain health risks. Therefore, a product called electronic cigarette has been developed. As a substitute for conventional cigarettes, electronic cigarettes are essentially aerosol-generating devices that heat a liquid substance containing nicotine. A storage liquid, atomization, and aerosol passage are provided inside the electronic cigarette, the atomization part is a heating member that atomizes a liquid substance, the liquid storage part is a member that stores liquid, and the aerosol passage is created in the atomization part. It is to derive an aerosol.

In the prior art, the low liquid portion directly communicates with the atomizing portion, the liquid in the low liquid portion directly contacts the atomizing portion, the atomizing portion heats the liquid to generate an aerosol, and the aerosol is led out through the aerosol passage in the electronic cigarette and is It is breathed. Since this structure cannot realize the opening and closing of the reservoir liquid section, the reservoir liquid section is directly communicated to the atomization section, and when the external atmospheric pressure decreases, an excess of liquid in the reservoir liquid section flows into the atomization section and leaks into the aerosol passage. Contaminates smoking tools, causing inconvenience to the user's use.

In addition, conventionally, in a commercial product, as a method of atomizing liquid, it is common to directly heat an oil guide rope impregnated with liquid with a heating wire. The oil guide rope is always liquid impregnated. As the calorific value increases, the oil guide speed of the oil guide rope becomes insufficient, and the temperature of the heating wire unit increases. When it reaches a predetermined temperature, the oil guide rope is deteriorated by high temperature, and the liquid is burnt at high temperature. Emits. There is a risk of carbonization of the oil guide rope at the end of use, further adversely affecting the oil guide rope's lubrication and smoking experience. In addition, since the liquid is always impregnated with the oil guide rope, the amount of atomization of the liquid cannot be controlled, thereby affecting the smoking experience of the consumer.

An object of the present invention is to provide an aerosol generating device that solves the problem of the prior art that liquid leaks or the amount of atomization of the liquid cannot be controlled.

In order to achieve the above object, the present invention has a housing having a cavity, a mouthpiece provided at one end of the housing and provided with a plunger and an insertion end along the extending direction of the cavity, and a discharge port. , A storage liquid portion in which a plunger is inserted therein, and an aerosol passage provided in the housing and communicating with the mouthpiece,

In the first state, the insertion end of the mouthpiece contacts the outer wall of the reservoir along the stretching direction to close the aerosol passage, and the plunger abuts against the outlet to prevent the fluid in the reservoir from flowing out from the outlet. Stop,

In the second state, the insertion end of the mouthpiece is separated from the outer wall of the reservoir along the stretching direction to open the aerosol passage, and the plunger is separated from the outlet to allow the fluid in the reservoir to flow out from the outlet. Provides.

Preferably, the plunger has an insertion portion, and the insertion portion is capable of being inserted into the outlet, and abuts against the outlet in a radial direction.

Preferably, the outlet port is an equal cross-section, and in the direction from the outlet port to the plunger, the outer diameter of the insertion portion gradually increases, and the inner diameter of the outlet port is equal to the minimum outer diameter of the insertion portion. It is in the middle of the maximum outer diameter.

Preferably, the insertion portion has a boss structure, and the boss of the insertion portion is inserted into the outlet and abuts against the inner wall of the outlet.

Preferably, the mouthpiece is provided with a locking member, the plunger is provided with a locking groove, and the locking member is caught in the locking groove.

Preferably, a through hole is provided in a portion facing the insertion end of the storage liquid portion, a seal member is provided in the through hole, and the plunger penetrates the seal member so as to be tightened with the seal member.

Preferably, the aerosol generating device further includes an atomizing part, and the outlet of the liquid storage part is installed toward the atomizing part.

Preferably, the atomization unit includes a heating body and an atomization cavity, the heating body is located below the discharge port, and the liquid discharged from the discharge port is atomized by the heating body and enters the aerosol passage through the atomization cavity.

Preferably, the aerosol passage is located at one side of the reservoir and the atomization unit, and communicates with the atomization cavity.

Preferably, the aerosol passage is provided on the aerosol outlet side of the atomizing portion along the stretching direction, a first aerosol passage communicating with the atomizing cavity, and a second aerosol passage passing through the reservoir liquid portion provided on one side of the reservoir liquid portion along the stretching direction. And the first aerosol passage communicates with the second aerosol passage through the shield tube.

Preferably, the atomization cavity is provided with an intake hole and an aerosol outlet, and the aerosol outlet communicates with the first aerosol passage.

Preferably, the heating body is a porous ceramic heating body.

Preferably, the mouthpiece is provided with a suction port, and in the second state, the aerosol passes through the aerosol passage and is inhaled through the suction port.

Preferably, the housing and the mouthpiece are of an integral structure.

Preferably, all of the reservoir, atomization and aerosol passages are provided in the housing, and the housing is movable with respect to the reservoir, atomization and aerosol passages along the stretching direction.

Preferably, a limiting protrusion is provided on the outer surface of the reservoir, the housing is provided with a sliding groove, and the limiting protrusion is located in the sliding groove, so as to limit the moving distance in the extending direction of the housing. .

Preferably, the plunger is provided with an elastic component, the elastic component is located between the seal member and the insertion portion, or, the elastic component is located between the seal member and the mouthpiece, to restore the sealing of the outlet or It is used to drive the insert to hold.

The present invention provides an electronic cigarette, and includes an aerosol-generating device and a main housing having a mounting portion therein, wherein the atomizing portion of the aerosol-generating device is provided in the mounting portion, and the liquid storage portion is detachably connected to the mounting portion.

Preferably, the electronic cigarette further includes a trigger sensor, the trigger sensor is provided at a junction between the aerosol outlet of the aerosol generating device and the first aerosol passage of the aerosol generating device, and the trigger sensor detects a change in atmospheric pressure in the aerosol passage. It is to do.

Preferably, a power source and a control circuit board are additionally provided in the main housing, the power source is for supplying power to the atomizing unit, and the control circuit board is for controlling the atomization of fluid by the atomizing unit.

The present invention has a cartridge case having a cavity, a mouthpiece having an aerosol passage, movably inserted at one end of the cavity, and provided with a plunger extending along the elongation direction of the cavity at the insertion end, and an outlet, The plunger is provided with a liquid storage portion inserted therein,

In the first state, the insertion end of the mouthpiece abuts the outer wall of the reservoir along the stretching direction to close the aerosol passage, and the plunger abuts against the outlet to prevent the fluid in the reservoir from flowing out of the outlet,

In the second state, the insertion end of the mouthpiece is separated from the outer wall of the reservoir along the stretching direction to open the aerosol passage, and the plunger is separated from the outlet to provide a cartridge that allows the fluid in the reservoir to flow out from the outlet. do.

Preferably, the cartridge further comprises an elastic component whose one end is connected to the insertion end, the other end is connected to the outer wall, or one end is connected to the inner wall of the liquid storage portion, and the other end is connected to the plunger.

Preferably, the mouthpiece includes a holding portion, the holding portion is provided to surround the outer circumferential surface of the cartridge case, and a radial clearance exists between the holding portion and the outer peripheral surface of the cartridge case.

Preferably, the mouthpiece includes a clamping portion, and the clamping portion is screwed to the outer circumferential surface of the cartridge case.

Preferably, there is a radial clearance between the insertion end and the inner peripheral surface of the cartridge case.

Preferably, the insertion end is screwed to the inner circumferential surface of the cartridge case.

Preferably, the radial clearance is 0.1 mm-0.5 mm.

Preferably, the holding portion has a concave portion recessed along the radial direction and/or a convex portion protruding outward along the radial direction.

Preferably, the concave portion surrounds the entire circumference along the circumferential direction, or the concave portion partially surrounds the circumferential direction, or, a plurality of concave portions are provided at intervals along the circumferential direction, And/or, the convex portion surrounds the electric pole along the circumferential direction, or the convex portion partially surrounds the circumferential direction, or, the convex portion is plural and is provided at intervals in the circumferential direction.

Preferably, a first radial protrusion and a second radial protrusion installed opposite to the inner wall of the reservoir are provided, the first radial protrusion and the second radial protrusion form a limiting portion, and the plunger is movable to the clamping portion. And the clamping portion is to limit the movement of the plunger in the radial direction.

Preferably, the plunger has an insertion portion, and the insertion portion is capable of being inserted into the outlet, and abuts against the outlet in a radial direction.

Preferably, the outlet port is an equi-sectional shape, and in the direction from the outlet port to the plunger, the outer diameter of the insertion portion gradually increases, and the inner diameter of the outlet port is between the minimum outer diameter and the maximum outer diameter of the insertion portion.

Preferably, a through hole is provided in a portion facing the insertion end of the storage liquid portion, a seal member is provided in the through hole, and the plunger is inserted into the seal member so as to be tightened with the seal member.

Preferably, the cartridge further includes an atomizing part, and an outlet of the liquid storage part is installed toward the atomizing part.

Preferably, the atomizing portion has a convex extension, a sealing is provided on the outer peripheral surface of the convex extension, the convex extension is inserted into the outlet, and the sealing is fitted with the inner peripheral surface of the outlet.

Preferably, the heat insulating portion is thrown on the outer peripheral surface of the convex extension portion, and the sealing portion is thrown to the heat insulating portion.

Preferably, there is a radial clearance between the outer circumferential surface of the reservoir and the cavity, and the aerosol generated by the fluid passing through the atomizing unit is introduced into the aerosol passage through the radial clearance together with external air, and is discharged from the aerosol passage. It is breathed.

The present invention provides an electronic cigarette provided with a cartridge in the technique described in any one of the above.

Preferably, the electronic cigarette further includes a cigarette rod, and in the cigarette rod, a power source for feeding power to the atomizing portion in the cartridge is provided.

Preferably, in the tobacco rod, when it is detected that the aerosol passage is in a conductive state, a smoke passage sensor is provided to control power and supply power to the atomizing unit.

As described above, in the aerosol generating device according to the present invention, a plunger is provided, and the plunger is in contact with the outlet to prevent leakage of the fluid in the reservoir portion from the outlet, so that leakage of the liquid in the reservoir portion can be effectively prevented. In addition, by separately installing an aerosol passage located on one side of the reservoir and the atomization unit, the aerosol passes more smoothly, making it difficult to coagulate. In addition, by controlling the liquid separation of the electronic cigarette by contacting and separating the plunger and the outlet, the amount of atomization of the fluid can be controlled. Thus, the user can inhale more safely and conveniently, Have a good smoking experience.

In order to make the above contents of the present invention easier to understand, it will be described in detail below with reference to the drawings by taking a preferred embodiment as an example.

The drawings in the specification constituting a part of the present application are provided to provide a deeper understanding of the present invention, and exemplary embodiments and descriptions of the present invention interpret the present invention, and do not improperly limit the present invention.
Out of the drawing
1 schematically shows an external structure diagram of an electronic cigarette in Example 1 of the present invention.
Fig. 2 schematically shows a cross-sectional view of the internal structure of the electronic cigarette in Example 1 of the present invention.
3 schematically shows a partial cross-sectional view of the inside of the electronic cigarette in Example 1 of the present invention.
Fig. 4 schematically shows a partial structure diagram when the aerosol generating device in Example 1 of the present invention is applied to an electronic cigarette.
5 schematically shows a cross-sectional view of a reservoir and an aerosol passage in Example 1 of the present invention.
6 schematically shows a cross-sectional view of an atomizing section in Example 1 of the present invention.
7 schematically shows a structural diagram when the insertion portion is in close contact with the outlet in another embodiment of the present invention.
Fig. 8 schematically shows a structural diagram when a storage liquid portion is installed in a housing in Example 1 of the present invention.
9 schematically shows a cross-sectional view 1 of a cartridge in Example 2 of the present invention.
Fig. 10 schematically shows a cross-sectional view 2 of a cartridge in Example 2 of the present invention.
Fig. 11 schematically shows a cross-sectional view 3 of a cartridge in Example 2 of the present invention.
12 schematically shows a cross-sectional view 4 of a cartridge in Example 2 of the present invention.
13 schematically shows a cross-sectional view 5 of a cartridge in Example 2 of the present invention.
Fig. 14 schematically shows a connection schematic diagram of a cartridge and a cigarette rod in Example 2 of the present invention.

Hereinafter, by describing the embodiments of the present invention in specific examples, those skilled in the art can easily grasp other advantages and effects of the present invention based on the contents disclosed in the present specification. The present invention will be described with reference to preferred embodiments, but the features of the present invention are not limited to the above embodiments. On the contrary, in order to include other choices or improvements that can be derived based on the claims of the present invention, description is made with reference to the embodiments. To illustrate the invention in detail, a number of details are included in the following description. In the present invention, it is not necessary to use these details. Further, in order to avoid confusing or obscuring the focus of the present invention, some specific details are omitted from the description.

In addition, the embodiments of the present application and features of the embodiments can be combined with each other, provided they do not contradict. Hereinafter, the present invention will be described in detail by combining embodiments with reference to the drawings.

Example 1:

2, 4 and 8, the present invention provides an aerosol-generating device 1, wherein the aerosol-generating device 1 includes a housing 10 having a cavity 11, and a mouthpiece 20. Wow, it is provided with a reservoir (30) and an aerosol passage (22). The mouthpiece 20 communicates with the aerosol passage 22, and the aerosol flows out through the aerosol passage 22 and is inhaled by the user. The mouthpiece 20 is provided at one end of the housing 10, and the mouthpiece 20 has the plunger 25 and the insertion end 21 along the extending direction of the cavity 11 (shown in the X direction in FIG. 8). ) Is provided. The reservoir 30 has an outlet 32, and the fluid in the reservoir 30 flows out from the outlet 32 and flows to the atomization unit 50, and the aerosol generated by the fluid atomization at the atomization unit 50 Silver may be introduced into the aerosol passage 22, and discharged from the aerosol passage 22 to be inhaled. In the present embodiment, when the insertion end 21 of the mouthpiece 20 is inserted into the aerosol passage 22, the plunger 25 abuts against the outlet 32 to discharge the fluid in the reservoir 30 The outflow from (32) is prevented, and the aerosol passage (22) and the outlet (32) are sealed at the same time.

The aerosol generating device 1 in this embodiment has two types of states, and as shown in Figs. 3 and 4, in the first state, the insertion end 21 of the mouthpiece 20 is in the stretching direction ( 8), the aerosol passage 22 is closed, and the plunger 25 abuts against the outlet 32 so that the fluid outlet 32 in the reservoir 30 Prevent spillage from At this time, the aerosol passage 22 of the aerosol generating device 1 is closed and does not trigger the operation of the atomizing unit 50, and at the same time, the fluid in the reservoir 30 does not flow to the atomizing unit 50, thereby , Does not generate aerosol. 3, 4, and 5, in the second state, the insertion end 21 of the mouthpiece 20 is separated from the outer wall of the reservoir 30 along the stretching direction to open the aerosol passage 22. Open, and the plunger 25 is separated from the outlet 32 so that the fluid in the reservoir 30 can flow out from the outlet 32. At this time, the aerosol passage 22 of the aerosol generating device 1 is opened, triggering the operation of the atomizing unit 50, and at the same time, the fluid in the liquid storage unit 30 flows to the atomizing unit 50, and the atomizing unit 50 ) Atomizes the fluid to generate an aerosol.

In the aerosol generating device 1 in this embodiment, a plunger 25 is provided, and the plunger 25 abuts against the outlet 32 so that the fluid in the reservoir 30 is discharged from the outlet 32. The leakage is prevented, and thus, leakage of the liquid in the liquid storage unit 30 can be effectively prevented. In addition, by separating from the contact between the plunger 25 and the outlet 32, it is possible to realize control over the liquid separation of the electronic cigarette 6, and by controlling the amount of atomization of the fluid, the user can inhale more safely and easily. And have a good smoking experience.

In addition, in the present invention, there is no restriction on the contact method between the plunger 25 and the outlet 32, and after the plunger 25 and the outlet 32 abut, the fluid in the reservoir 30 is discharged. What is necessary is just to be able to prevent the outflow from the sphere (32). For example, as shown in Figs. 5 and 3, 4, in this embodiment, the plunger 25 has an insertion portion 26, the insertion portion 26 can be inserted into the outlet 32, and , In addition, it abuts against the outlet 32 in the radial direction. Among them, the outlet port 32 is an iso-sectional shape, and in the direction from the outlet port 32 to the plunger 25, the outer diameter of the insertion portion 26 gradually increases, and the inner diameter of the outlet port 32 becomes the insertion portion ( It is between the minimum outer diameter of 26) and the maximum outer diameter, and may be, for example, a sealing cavity 320 that is in close contact with the insertion portion 26. By designing in this way, the insertion portion 26 of the plunger 25 is partially inserted into the outlet 32 and then comes into contact with the outlet 32 in the radial direction, thereby sealing the outlet 32. To achieve this, the outflow of the fluid from the outlet 32 is prevented.

As shown in FIGS. 7 and 4 and 5, in another embodiment, the insertion portion 26 has a boss structure, and the boss 260 of the insertion portion 26 is inserted into the outlet 32, and It is tightly coupled to (32), thereby also realizing the sealing of the outlet (32).

In addition, even when the boss 260 of the insertion portion 26 is connected to the plunger 25 and the insertion portion 26 is in close contact with the outlet 32, it is sealed to prevent leakage. It can also be achieved.

In the present invention, there is no restriction on the connection method between the mouthpiece 20 and the plunger 25, and it is sufficient that the mouthpiece 20 and the plunger 25 can be reliably connected. For example, as shown in FIG. 3, in the present embodiment, the mouthpiece 20 is provided with a locking member 23, the plunger 25 is provided with a locking groove 250, and the locking member 23 and The connection between the mouthpiece 20 and the plunger 25 is realized by engaging the locking groove 250, the configuration is simple, and the connection is secure.

As shown in FIGS. 3 and 5, in the present embodiment, a through hole 33 is provided in a portion facing the insertion end 21 of the liquid storage unit 30, and a seal member 34 in the through hole 33. ) Is provided, and the plunger 25 passes through the seal member 34 so as to be tightened with the seal member 34. In the process of pulling out, since the fluid in the plunger 25 is scraped off by the seal member 34, leakage of the separation kit is further prevented. There is no particular limitation on the specific type of the seal member 34, and in this embodiment, the seal member 34 is a silica gel plug.

In addition, as shown in Figs. 2 and 4, the aerosol generating device 1 in the present invention further includes an atomizing unit 50, and the outlet 32 of the reservoir 30 is an atomizing unit ( It is installed toward 50). There is no particular limitation on the specific type of the atomizing unit 50, and any fluid flowing from the outlet 32 to the atomizing unit 50 may be atomized to generate an aerosol.

Specifically, as shown in Figs. 6 and 4, in this embodiment, the atomization unit 50 includes an atomization housing 56, an electrode 55, a heating element 51, and an atomization cavity 52. , The heating element 51 is for heating the liquid from the outlet 32, is provided in the atomization housing 56, is located above the atomization cavity 52, corresponds to the outlet 32, and atomization The cavity 52 is for storing and discharging the aerosol generated by atomization in the heating element 51. The electrode 55 is provided in the atomization housing 56, is located under the atomization cavity 52, is electrically connected to the heating body 51 to provide electric energy to the heating body 51. The heating element 51 is located below the outlet 32, and the liquid from the outlet 32 enters the aerosol passage 22 through the atomizing cavity 52 after being atomized in the heating element 51. There is no particular limitation on the specific type of the heating element 51, and the fluid flowing from the outlet 32 to the atomizing unit 50 may be atomized to generate an aerosol. For example, the atomization unit 50 may be one of an electric heating wire, an infrared heating body, a microwave heating body, an electron conversion heating body, and a porous ceramic heating body, and a structure in which a glass fiber rope and an electric heating wire are combined, or other types of It may be a heating structure. In this embodiment, the heating body 31 is a porous ceramic heating body, and the porous ceramic heating body can absorb and store liquid, has high temperature resistance, is easy to clean, and has no useful life. Have.

In addition, in this embodiment, as shown in Figs. 6 and 4, the atomization cavity 52 includes an intake hole 53 and an aerosol outlet 54, and the aerosol outlet 54 is in the aerosol passage 22. Communicate. The intake hole 53 and the aerosol outlet 54 are installed opposite to the atomization housing 56, and in the second state, air enters the atomization cavity 30 from the intake port 32, and is atomized by the heating element 31. After being sufficiently mixed in the atomization cavity 30 with the resulting aerosol, it enters the aerosol passage 22 from the aerosol outlet 33, enters the mouthpiece 20 through the aerosol passage 22, and finally the mouthpiece. It is breathed in by a user by (20). By providing the intake hole 53 and the aerosol outlet 54, the aerosol is more smoothly exercised and smoking is facilitated by the user.

In addition, as shown in Figs. 4 and 5, the aerosol passage 22 is located on one side of the reservoir 30 and the atomizing unit 50, and in communication with the atomizing cavity 52, the aerosol passage 22 is It is provided on one side of the liquid storage unit 30 and the atomization unit 50 along the stretching direction (shown in the X direction in FIG. 8), and communicates with the atomization cavity 52 to derive the aerosol in the atomization cavity 52. Means to be. In addition, the heating element 51 may be located under the outlet 32, may be located directly under the outlet 32, or may be located under the slope of the outlet 32, from the outlet 32 What is necessary is just to be able to ensure that all the extracted liquid is received by the heating element 51. In this embodiment, in order to easily receive the liquid from which the heating body 51 is drawn out, the heating body 51 is located directly under the outlet 32.

In this embodiment, as shown in FIGS. 5, 4, and 3, the reservoir 30 further includes a reservoir 31 and a reservoir cover 35, and the reservoir 31 and the reservoir housing The cover 35 may be integrally molded or may be connected so as to be sealed and assembled integrally. The cavity surrounded by the storage liquid housing 31 and the storage liquid housing cover 35 becomes a storage liquid cavity 300 for storing the liquid to be atomized. The liquid storage housing cover 35 is provided with a discharge port 32, and the discharge port 32 communicates with the liquid storage cavity 300 to draw out the liquid in the liquid storage cavity 300. In this embodiment, the storage liquid housing 31 and the storage liquid cover 35 are connected by assembling, and a gasket 36 is provided between the storage liquid housing 31 and the storage liquid cover 835.

In the above structure, the aerosol passage 22 is provided on one side of the liquid reservoir 30 and the atomization unit 50, and communicates with the atomization cavity 52 of the atomization unit 50, so that the aerosol passes through the aerosol passage 22. Therefore, when flowing out and inhaling, the aerosol can be drawn out more smoothly, and the contact area between the aerosol and the inner wall of the aerosol passage 22 is between the aerosol and the inner wall of the housing 10 and the outer wall of the reservoir 30 It is much smaller than the contact area of and is difficult to solidify, thus giving the user a good use experience.

5 and 3 and 4, in the present invention, the aerosol passage 22 includes a first aerosol passage 220 and a second aerosol passage 221. Among them, the first aerosol passage 220 is provided on the aerosol outlet side of the atomizing unit 50 along the stretching direction of the cavity 11, communicates with the atomizing cavity 52, and the second aerosol passage 221 is a cavity The first aerosol passage 220 and the second aerosol passage 221 are provided on one side of the reservoir 30 along the stretching direction of 11 and pass through the reservoir 30, and the first aerosol passage 220 and the second aerosol passage 221 form a sealing pipe 222. Communicate through In order to facilitate the design and installation of the aerosol passage 22, and to make the structure of the aerosol passage 22 compact and easy to mount, the aerosol passage 22 includes the first aerosol passage 220 and the second aerosol passage. It is divided into 221 and is connected through a sealing pipe 222. Specifically, as shown in FIGS. 5, 3, and 4, in this embodiment, the first aerosol passage 220 becomes an air passage, and the first aerosol passage 220 has one end of a low-liquid housing. It is inserted in the cover 35, the other end extends to one side of the aerosol outflow of the atomization unit 50, and is in communication with the aerosol outlet 54 of the atomization cavity 52 to derive the aerosol in the atomization cavity 52, The configuration is simple and easy to install. The second aerosol passage 221 is provided on one side of the reservoir 30 along the extending direction of the cavity 11, penetrates the reservoir 30, and the second aerosol passage 221 is the reservoir 30 It is provided inside, may be located on one side of the liquid storage cavity 300, may be provided on one side outside the liquid storage unit 30 to access the liquid storage unit 30. In this embodiment, the second aerosol passage 221 is provided in the storage liquid housing 31, is located on one side of the storage liquid cavity 300, and penetrates the storage liquid housing 31 along the extending direction of the storage liquid housing 31 And, it is configured to be integrally molded with the low-liquid housing 31, it is easy to process and manufacture, and the structure is compact. The first aerosol passage 220 and the second aerosol passage 221 communicate through the sealing pipe 222, and the sealing pipe 222 has one end inserted into the second aerosol passage 221, and the other end is a low-liquid housing cover. It is inserted into 35 and communicates with the first aerosol passage 220, and in this way, the first aerosol passage 220 and the second aerosol passage 221 are closely connected to realize gas sealing. , By preventing the liquid in the low-liquid cavity 300 from entering the second aerosol passage 221, it is possible to ensure that a user has a good smoking experience.

As shown in FIG. 3, in this embodiment, the mouthpiece 20 is provided with an inlet 24, and in the second state, the aerosol is inhaled from the inlet 24 after passing through the aerosol passage 22. . The suction port 24 may be installed on one side of the upper end of the mouthpiece 20, or may be installed at the center of the upper end of the mouthpiece 20, to ensure that the user easily inhales the aerosol in the aerosol passage 22. If you can. In this embodiment, in order for the user to easily contact the suction port 24 and inhale easily, the suction port 24 is provided on one side of the upper end of the mouthpiece 20.

As shown in FIGS. 2, 3, and 4, there is no particular limitation on the connection type between the housing 10 and the mouthpiece 20, and may be designed according to the purpose. In this embodiment, the housing 10 and the mouthpiece 20 are made of an integral structure. The mouthpiece 20 is located on the upper end of the housing 10 and is integrally molded with the housing 10. In another embodiment, the housing 10 and the mouthpiece 20 may be connected by being assembled, for example, they may be connected by screwing or locking.

As shown in FIGS. 2 and 3, 4, and 8, when the housing 10 and the mouthpiece 20 have an integral structure, the liquid storage unit 30, the atomizing unit 50, and the aerosol passage 22 All are provided in the housing 10, and the housing 10 is movable with respect to the liquid storage unit 30, the atomization unit 50, and the aerosol passage 22 along the stretching direction. By integrally designing the housing 10 and the mouthpiece 20, synchronous movement between the housing 10 and the mouthpiece 20 can be realized, and operation becomes easy. When the housing 10 is moved, the mouthpiece 20 moves synchronously according to the housing 10, and at the same time, the mouthpiece 20 moves by interlocking the plunger 25, and in this way, the aerosol generating device (1) can easily realize switching between the first state and the second state. In addition, in order to bring convenience for the user to press and move the housing 10 and to make it easier to use, an inclined shape 13 is provided outside the housing 10 to further increase the frictional force.

In addition, by limiting the moving distance of the housing 10, the moving distance of the housing 10 is too long to prevent damage to the plunger 25, and at the same time, the liquid storage portion 30 in the housing 10 and atomization In order to avoid contamination by exposure of the portion 50 and the aerosol passage 22, in the present invention, a restricting mechanism is provided between the housing 10 and the storage liquid portion 30. Specifically, as shown in FIGS. 8 and 4 and 5, in this embodiment, a limiting protrusion 37 is provided on the outer surface of the liquid storage unit 30, and the housing 10 has a sliding groove 12. Is provided, and the limiting protrusion 37 is located in the sliding groove 12. In the first state, the plunger 25 abuts against the outlet 32, and at this time, the limiting protrusion 37 is located at one end of the sliding groove 12. In the process of changing the first state to the second state, the housing 10 is pressed and the limiting protrusion 37 and the sliding groove 12 are moved relative to each other to move the limiting protrusion 37 to the other end of the sliding groove 12. Move about. When the second state is reached, the plunger 25 is separated from the outlet 32 and the limiting protrusion 37 is located at the other end of the sliding groove 12. The moving distance along the extending direction of the housing 10 is limited by the combination of the sliding groove 12 in the housing 10 and the limiting protrusion 37 in the reservoir 30, By preventing the travel distance from being too long, limiting protection is achieved.

5, 3 and 4, in this embodiment, the plunger 25 is provided with an elastic component 40, and the elastic component 40 is formed between the seal member 34 and the insertion part 26. It is located between. There is no particular limitation on the specific type of the elastic component 40, and in this embodiment, the elastic component 40 is a spring, and the spring is thrown into the plunger 25, and is inserted with the seal member 34. It is located between the part 26 and. When the plunger 25 is removed from the outside, the elastic component 40 is compressed, and the plunger 25 is separated from the outlet 32 together with the insertion portion 26, and the liquid is discharged from the outlet 32. . When there is no force from the outside, the elastic component 40 can drive the plunger 25 to return to the sealed state together with the insert 26. In addition, in the plunger 25, by providing an elastic component 40 between the insertion portion 26 and the seal member 34, the insertion portion 26 is further pressed and tightened, and the insertion portion 26 and the outlet port It maintains the state of close contact with (32), seals the outlet port 32 more tightly, and achieves the effect of preventing liquid leakage better. In another embodiment, the elastic component 40 is located between the seal member 34 and the mouthpiece 20, it is possible to drive the insertion portion 26 to restore or maintain the sealing of the outlet 32. .

In addition, as shown in FIGS. 4 and 3 and 5, in this embodiment, the cross section of the aerosol passage 22 is circular, that is, the first aerosol passage 220, the second aerosol passage 221 and the sealing pipe (222) All are tube structures with circular cross-sections. Because the inner wall area of the tube structure is small, the flowing aerosol can easily pass through, the aerosol flows more smoothly, and the aerosol particles 10 are difficult to coagulate, better satisfying the user's smoking demand, and the user's smoking You can improve your experience. In other embodiments, the cross-sectional shape of the aerosol passage 22 may be a different shape, for example, a polygonal shape, a half moon shape, or the like, and there is no particular limitation as long as it can ensure that the aerosol passes smoothly.

In the above use process, the plunger 25 of the aerosol generating device 1 comes into contact with the outlet 32 to prevent the outflow of the fluid in the reservoir 30 from the outlet 32, thereby preventing the reservoir 30 ) It can effectively prevent the leakage of liquid inside. In addition, by separating from the contact between the plunger 25 and the outlet 32, it is possible to control the liquid fraction of the electronic cigarette 6, and by controlling the amount of atomization of the fluid, the user can inhale more safely and easily. , Have good smoking experience. At the same time, by independently installing the low-liquid cavity 300 and the aerosol passage 22 located at one side of the atomizing unit 50, the aerosol passes more smoothly and the aerosol particles are difficult to coagulate.

As shown in FIGS. 2 and 1 and 4, the present invention also includes an aerosol generating device 1 of any one of the above embodiments, and a main housing 60 in which a mounting part 61 is provided, An electronic cigarette 6 is provided in which the atomizing part 50 of the aerosol-generating device 1 is provided in the mounting part 61, and the liquid-reserving part 30 of the aerosol-generating device 1 is detachably connected to the mounting part.

2 and 1, 4, in this embodiment, the electronic cigarette 60 further includes a trigger sensor 62, and the trigger sensor 62 is an aerosol outlet of the aerosol generating device 1 It is provided at the junction of 54 and the 1st aerosol passage 220 of the aerosol generating apparatus 1, and is for detecting a change in atmospheric pressure in the aerosol passage 22 of the aerosol generating apparatus 1. When the user inhales, the gas in the aerosol passage 22 is inhaled by the user to form a negative pressure, so that the air pressure difference between the air pressure in the atomizing cavity 52 and the air pressure in the aerosol passage 22 It is formed, and when the trigger sensor 62 detects the difference in atmospheric pressure, it transmits a trigger signal to heat the heating element 51 to generate an aerosol. In this embodiment, the microphone is used as the trigger sensor 62, and the trigger sensor 62 is provided at a junction between the aerosol outlet 54 and the first aerosol passage 220. In another embodiment, the trigger sensor 62 may be installed in a different position, as long as it can automatically trigger the heating element 51. Triggering the heating element 51 by the trigger sensor 62 is easy to use because the trigger method is simple and reliable.

As shown in FIGS. 2 and 1 and 4, in this embodiment, a power source 63 and a control circuit board 64 are additionally provided in the main housing 60, and the power source 63 is an atomizing unit 50. ), and the control circuit board 64 is for controlling the atomization of the fluid by the atomization unit 50. The power supply 63 and the control circuit board 64 are fixedly mounted in the main housing 60, and the control circuit board 64 is connected to the power supply 63, the trigger sensor 62 and the electrode 55, and 63 is connected to the electrode 55. When the trigger sensor 62 detects the trigger signal, it transmits it to the circuit board 64, and the control circuit board 64 transmits the control signal, so that the power source 63 is transferred to the heating element 51 by the electrode 55. Power is supplied to the liquid, thereby realizing the function of heating and atomizing the liquid by the heating element 51.

Example 2

As shown in Fig. 9, the present invention provides a cartridge 1 having a cartridge case 10 having a cavity 11, a mouthpiece 20, and a liquid storage unit 30. The mouthpiece 20 has an aerosol passage 22, and the aerosol may flow out through the aerosol passage 22 and be inhaled by the user. The mouthpiece 20 is movably installed at one end of the cavity 11 of the cartridge case 10, and at the insertion end 21 of the mouthpiece 20, the cavity 11 of the cartridge case 10 is elongated. A plunger 25 extending along the direction (shown in the X direction in Fig. 9) is provided. The reservoir 30 has an outlet 32, and the fluid in the reservoir 30 flows out from the outlet 32 and flows to the atomizing unit 50, and the outer circumferential surface of the reservoir 30 and the cavity 11 Has a radial clearance A, and the aerosol generated by the fluid atomization in the atomization unit 50 flows into the aerosol passage 22 through the radial clearance A together with external air, and flows out from the aerosol passage 22. It is breathed. In this embodiment, when the insertion end 21 of the mouthpiece 20 is inserted into the cavity 11 of the cartridge case 10, the plunger 25 is inserted into the reservoir 30.

The cartridge 1 of this embodiment has two types of states, and as shown in FIG. 9, in the first state, the insertion end 21 of the mouthpiece 20 is stretched to the outer wall of the liquid reservoir 30 ( 9) in contact with the aerosol passage 22 to close the aerosol passage 22, and the plunger 25 abuts against the outlet 32 so that the fluid outlet 32 in the reservoir 30 Prevent spillage from At this time, the aerosol passage 22 of the cartridge 1 is closed, does not trigger the operation of the atomizing unit 50, and at the same time, the fluid in the liquid storage unit 30 does not flow to the atomizing unit 50, thereby causing the aerosol to flow. Does not occur. As shown in Fig. 10, in the second state, the insertion end 21 of the mouthpiece 20 is separated from the outer wall of the reservoir 30 along the stretching direction to open the aerosol passage 22, and the plunger 25 ) Is separated from the outlet 32 so that the fluid in the reservoir 30 can be discharged from the outlet 32. At this time, the aerosol passage 22 of the cartridge 1 is opened, triggering the operation of the atomizing unit 50, and at the same time, the fluid in the liquid storage unit 30 flows to the atomizing unit 50, and the atomizing unit 50 is It atomizes the fluid to generate an aerosol. In FIG. 10, a broken arrow indicates a flow direction of a fluid, and a solid arrow indicates a flow direction of an aerosol and external air.

With the above structure, control of the liquid fraction of the electronic cigarette is realized, and the amount of atomization of the fluid is controlled, so that the smoking experience of the consumer is improved.

In addition, as shown in FIG. 9, in this embodiment, the cavity 11 of the cartridge case 10 further includes an elastic component 40, and the elastic component 40 has one end of the storage liquid portion 30. It is connected to the inner wall, and the other end is connected to the plunger 25. There is no particular limitation on the specific type of the elastic component 40, and in this embodiment, the elastic component 40 is a spring, and the spring is thrown into the plunger 25. When the user does not breathe, the mouthpiece 20 does not move, and the plunger 25 comes into contact with the outlet 32 due to the elastic force of the elastic part 40, so that the fluid in the reservoir 30 is discharged. Prevent spills from (32). When the user inhales, the mouthpiece 20 is pulled up, and the insertion end 21 of the mouthpiece 20 is separated from the outer wall of the reservoir 30 along the stretching direction, whereby the plunger 25 is Synchronous motion according to the mouthpiece 20, the elastic part 40 is compressed, the plunger 25 is separated from the outlet 32 so that the fluid in the reservoir 30 can flow out from the outlet 32. To be there. After the end of the user's use, the elastic component 40 is compressed to generate an elastic force, and the plunger 25 is automatically driven to move to the outlet 32, so that the plunger 25 is connected to the outlet 32. They are brought into contact with each other to prevent the fluid in the reservoir 30 from flowing out of the outlet 32.

In another embodiment, as shown in FIG. 11, the elastic component 40 has one end connected to the insertion end 21 and the other end connected to the outer wall of the storage liquid portion 30. The elastic component 40 is a tension spring, and when the user does not breathe, the mouthpiece 20 does not move, and under the drive by the elastic force of the elastic component 40, the plunger 25 is the outlet ( 32) to prevent the fluid in the reservoir 30 from flowing out of the outlet 32. When the user inhales, the mouthpiece 20 is pulled up, and the insertion end 21 of the mouthpiece 20 is separated from the outer wall of the reservoir 30 along the stretching direction, and the plunger 25 is separated from the mouthpiece ( In accordance with 20), the elastic component 40 is pulled, and the plunger 25 is separated from the outlet 32 to prevent the fluid in the reservoir 30 from flowing out of the outlet 32. After the use by the user is completed, the elastic component 40 is pulled to generate an elastic force, and the plunger 25 is driven to automatically move to the outlet 32, so that the plunger 25 fits into the outlet 32. It touches and prevents the outflow of the fluid in the storage liquid part 30 from the outlet 32.

In addition, as shown in Figure 9, in the present embodiment, the mouthpiece 20 includes a clamping portion 23, the holding portion 23 is provided to surround the outer circumferential surface of the cartridge case 10, the holding portion There is a radial clearance between 23 and the outer circumferential surface of the cartridge case 10, and there is no particular limitation on the specific value of the radial clearance, and in this embodiment, the radial clearance is 0.1 mm-0.5 mm (0.1 mm and 0.5mm), for example 0.3mm, 0.44mm or 0.48mm. The radial clearance satisfies that when the clamping part 23 is provided, the clamping part 23 achieves a guide action and prevents the plunger 25 from shifting away from the stretching direction.

When the plunger 25 is separated from the outlet 32 in the stretching direction and moves to the outlet 32 again, the clamping portion 23 achieves the action of a guide and a limit, and the plunger 25 is in the stretching direction The plunger 25 accurately abuts the outlet 32 to prevent the fluid in the reservoir 30 from flowing out of the outlet 32, thereby preventing liquid leakage. I can. Otherwise, when the plunger 25 moves with respect to the outlet 32, there is a risk of shifting away from the stretching direction, and abuts against the outlet 32, but the outlet 32 cannot be completely sealed. , There is a phenomenon in which the fluid in the storage liquid part 30 flows out from the outlet 32, and the liquid leaks.

In addition, the holding portion 23 may be designed to be screwed to the outer circumferential surface of the cartridge case 10, in this case, by loosening the holding portion 23, the insertion end 21 and the liquid storage portion 30 of the mouthpiece 20 In addition to realizing the separation along the stretching direction with the outer wall of ), it is possible to additionally achieve the action of guides and restrictions.

As shown in FIG. 12, in another embodiment, the mouthpiece 20 does not have to include the clamping portion 23, and there is a radial clearance between the insertion end 21 and the inner circumferential surface of the cartridge case 10. And, there is no particular limitation on the specific value of the radial clearance, in this embodiment, the radial clearance is 0.1mm-0.5mm (including 0.1mm and 0.5mm), for example, 0.3mm, 0.44mm Or 0.48mm, etc. The radial clearance satisfies that the plunger 25 can stably move along the stretching direction without shifting from the stretching direction. In addition, the insertion end 21 may be designed to be screwed to the inner circumferential surface of the cartridge case 10, and by loosening the insertion end 21, the insertion end 21 of the mouthpiece 20 and the outer wall of the reservoir 30 It realizes the separation along the direction of stretching of the and, at the same time, additionally achieves the action of guiding and limiting.

The separation or contact method between the mouthpiece 20 and the outer wall of the liquid storage unit 30 is not limited to the above embodiment, and the cartridge 1 may have the first state and the second state.

As shown in FIG. 13, in another embodiment, a first radial protrusion 35 and a second radial protrusion 36 provided opposite to the inner wall of the reservoir 30 are provided, and the first radial protrusion 35 ) And the second radial protrusion 36 form a limiting part, the plunger 25 is movably inserted into the clamping part 23, and the clamping part 23 allows the movement of the plunger 25 in the radial direction. To limit. In this way, the plunger 25 does not move away from the stretching direction, but stably moves in the stretching direction, so that the plunger 25 accurately abuts the outlet 32 so that the fluid outlet ( 32) and prevent oil leakage.

In addition, as shown in Fig. 9, in the present invention, the holding portion 23 has a concave portion 24 recessed along the radial direction and/or a convex portion 13 protruding outward along the radial direction. , The user can more easily pull out the mouthpiece 20 and control the pulling up or pulling down of the plunger 25 more easily. In this embodiment, the concave portion 24 is provided in the clamping portion 23, and the concave portion 24 is provided to surround the entire circumferential direction, or the concave portion 24 is arranged in the circumferential direction. It surrounds and is partially installed, or the concave portion 24 is provided in plural and spaced apart in the circumferential direction. In another embodiment, a convex portion is provided in the holding portion 23, and the convex portion is provided to surround the circumferential electric pole, or the convex portion is partially installed to surround the circumferential direction, or, the convex portion is plural, and the circumferential direction It is installed at intervals. Alternatively, in another embodiment, both the concave portion 24 and the convex portion are provided in the holding portion 23.

In addition, in the present invention, there is no particular limitation on the contact method between the plunger 25 and the outlet 32, and when the plunger 25 and the outlet 32 abut, the fluid in the reservoir 30 The outflow from the outlet 32 may be prevented. For example, as shown in Fig. 9, in this embodiment, the plunger 25 has an insertion portion 26, the insertion portion 26 is inserted into the outlet 32, and the outlet 32 It abuts in the radial direction. The outlet 32 is an iso-sectional shape, and in the direction from the outlet 32 to the plunger 25, the outer diameter of the insertion portion 26 gradually increases, and the inner diameter of the outlet 32 becomes the insertion portion 26 It is between the minimum outer diameter and the maximum outer diameter of. By designing in this way, when the insertion portion 26 of the plunger 25 is partially inserted into the outlet 32, it contacts the outlet 32 in the radial direction, thereby sealing the outlet 32. To achieve this, the outflow of the fluid from the outlet 32 is prevented.

In addition, as shown in FIG. 9, in the present embodiment, a through hole is provided in a portion of the liquid storage portion 30 facing the insertion end 21, a seal member 34 is provided in the through hole, and the plunger 25 ) Is inserted into the seal member 34 so as to fit tightly with the seal member 34. In the process of pulling out, since the fluid in the plunger 25 is scraped off by the seal member 34, oil leakage is further prevented. There is no particular limitation on the specific type of the seal member 34, and in this embodiment, the seal member 34 is a silica gel plug.

In addition, as shown in FIG. 9, in the present invention, the cartridge 1 additionally includes an atomizing part 50, and the outlet 32 of the storage liquid part 30 is installed toward the atomizing part 50. do. There is no particular limitation on the specific type of the atomizing unit 50, and the fluid flowing from the outlet 32 to the atomizing unit 50 may be atomized to generate an aerosol. For example, the atomization part 50 may be a porous ceramic heating body, a structure in which a glass fiber rope and an electric heating wire are combined, or a heating structure of another type.

In addition, as shown in FIG. 9, in this embodiment, the atomizing portion 50 has a convex extension, a sealing 33 is provided on the outer circumferential surface of the convex extension, and the convex extension is in the outlet 32 It is inserted, and the sealing 33 is tightened and fitted with the inner circumferential surface of the outlet 32. The heat insulation part 51 is thrown on the outer circumferential surface of the convex shape extension part, and the sealing 33 is thrown on the heat insulation part 51. The heat-insulating portion 51 achieves a heat-insulating action, and avoids the transfer of heat by the atomizing portion 50 to the sealing 33. There is no restriction|limiting in particular with respect to the specific type of the heat insulating part 51, In this embodiment, the heat insulating part 51 may be a glass fiber tube, and may be cotton. In other embodiments, it is not necessary to provide a heat insulation.

As shown in Figs. 14 and 9, the present invention also provides an electronic cigarette provided with the cartridge 1 in any of the above embodiments, wherein the cartridge 1 includes one end of the mouthpiece 20 The connecting member 60 is inserted at the opposite end, and the connecting member 60 has one end for supporting the atomizing part 50, and the other end for connecting to the tobacco rod 2 of the electronic cigarette. A power source (not shown) is provided in the cigarette rod 2, and the power is for supplying power to the atomizing unit 50 in the cartridge 1.

In the present invention, the connection method between the tobacco rod 2 and the cartridge 1 is not particularly limited, and in this embodiment, the cartridge 1 is screwed to the tobacco rod 2 by the connection member 60. . When the electrode 70 is provided in the connecting member 60 and the connecting member 60 is connected to the tobacco rod 2, the power in the tobacco rod 2 is supplied to the atomizing unit 50 by the electrode 70. do.

In addition, as shown in Fig. 14, when it is detected that the aerosol passage 22 is in a conductive state in the tobacco rod 2, a smoke passage sensor 2a is provided to control power and supply power to the atomizing unit 50. do. When the aerosol passage 22 is in the closed state, since the power does not energize the atomizing unit 50, heating of the atomizing unit 50 in a liquid-free state can be prevented.

As described above, the above embodiments according to the present invention are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Those skilled in the art can make modifications or changes to the above embodiments without departing from the spirit and scope of the present invention. Accordingly, all equivalent modifications or changes made by those skilled in the art based on the spirit or technical concept disclosed in the present invention are included in the claims of the present invention.

Claims (40)

A housing having a cavity,
A mouthpiece provided at one end of the housing,
A reservoir portion having a discharge port, and in which a plunger is inserted,
It is provided in the housing and has an aerosol passage communicating with the mouthpiece,
The plunger connected to the mouthpiece is provided along the stretching direction of the cavity,
The insertion end of the mouthpiece inserted into the aerosol passage is provided along the stretching direction of the cavity,
In the first state, the insertion end of the mouthpiece is brought into contact with the outer wall of the storage liquid portion along the stretching direction to close the aerosol passage, and the plunger is in contact with the liquid outlet to the outlet of the fluid in the storage liquid portion. Stop spills from
In the second state, the insertion end of the mouthpiece is separated from the outer wall of the reservoir along the stretching direction to open the aerosol passage, and the plunger is separated from the outlet so that the fluid in the reservoir flows out from the outlet. Aerosol-generating device, characterized in that to enable. The method according to claim 1,
The plunger has an insertion portion, wherein the insertion portion is inserted into the outlet and is capable of contacting the outlet in a radial direction. The method according to claim 2,
The outlet is an equal cross-sectional body, and in the direction from the outlet to the plunger, the outer diameter of the insertion portion gradually increases, and the inner diameter of the outlet is between the minimum outer diameter and the maximum outer diameter of the insertion portion. An aerosol-generating device, characterized in that there is. The method according to claim 2,
The insertion part has a boss structure, and the boss of the insertion part is inserted into the discharge port and abuts against the inner wall of the discharge port. The method according to claim 1,
The mouthpiece is provided with a locking member, the plunger is provided with a locking groove, the aerosol generating device, characterized in that the locking member is caught in the locking groove. The method according to claim 2,
A through hole is provided in a portion of the liquid storage portion facing the insertion end, a seal member is provided in the through hole, and the plunger passes through the seal member so as to be tightened with the seal member. The method according to claim 1,
An aerosol generating device, further comprising an atomizing unit, wherein the outlet of the liquid storage unit is installed toward the atomizing unit. The method of claim 7,
The atomization unit includes a heating body and an atomization cavity, the heating body is located below the discharge port, and the liquid discharged from the discharge port is atomized by the heating body and then enters the aerosol passage through the atomization cavity. An aerosol-generating device, characterized in that. The method of claim 8,
The aerosol passage is an aerosol generating device, characterized in that located at one side of the liquid reservoir and the atomization unit, and in communication with the atomization cavity. The method of claim 9,
The aerosol passage,
A first aerosol passage provided on an outlet side of the atomizing part aerosol along the stretching direction and communicating with the atomizing cavity,
It is provided on one side of the storage liquid portion along the stretching direction, and includes a second aerosol passage passing through the storage liquid portion,
The aerosol generating device, characterized in that the first aerosol passage and the second aerosol passage communicate through a sealing pipe. The method of claim 10,
An aerosol generating device, characterized in that an intake hole and an aerosol outlet are provided in the atomization cavity, and the aerosol outlet communicates with the first aerosol passage. The method of claim 8,
The aerosol generating device, characterized in that the heating body is a porous ceramic heating body. The method according to claim 1,
An aerosol-generating device, characterized in that the mouthpiece is provided with an inlet, and in the second state, the aerosol passes through the aerosol passage and is inhaled from the inlet. The method of claim 7,
An aerosol-generating device, characterized in that the housing and the mouthpiece have an integral structure. The method of claim 14,
The liquid storage unit, the atomization unit, and the aerosol passage are all provided in the housing, and the housing is movable with respect to the storage liquid unit, the atomization unit, and the aerosol passage along the stretching direction. The method of claim 15,
A limiting protrusion is provided on an outer surface of the liquid storage unit, the housing is provided with a sliding groove, and the limiting protrusion is located in the sliding groove, and is used to limit a moving distance of the housing in the stretching direction. Aerosol generating device. The method of claim 6,
An elastic component is provided on the plunger, and the elastic component is located between the seal member and the insertion part, or the elastic component is located between the seal member and the mouthpiece, and the sealing of the outlet is restored. Or an aerosol-generating device, characterized in that it is used to drive the insert to hold. The aerosol generating device according to any one of claims 1 to 17,
It includes a main housing in which a mounting portion is provided,
An electronic cigarette, characterized in that the atomizing part of the aerosol generating device is provided in the mounting part, and the liquid storage part is detachably connected to the mounting part. The method of claim 18,
In addition, it includes a trigger sensor,
The trigger sensor is provided at a junction between the aerosol outlet of the aerosol generating device and the first aerosol passage of the aerosol generating device, and the trigger sensor is for detecting a change in atmospheric pressure in the aerosol passage. . The method of claim 18,
A power source and a control circuit board are additionally provided in the main housing,
The power supply is for supplying power to the atomizing unit,
The control circuit board is an electronic cigarette, characterized in that for controlling the atomization of the fluid by the atomization unit. With a cartridge case having a cavity,
A mouthpiece that has an aerosol passage and is movably inserted into one end of the cartridge case,
It has a discharge port, and a plunger is provided with a reservoir to be inserted inside,
At the insertion end of the mouthpiece inserted into the cavity, the plunger is provided along the stretching direction of the cavity,
In the first state, the insertion end of the mouthpiece is brought into contact with the outer wall of the storage liquid portion along the stretching direction to close the aerosol passage, and the plunger is in contact with the liquid outlet to the outlet of the fluid in the storage liquid portion. Stop spills from
In the second state, the insertion end of the mouthpiece is separated from the outer wall of the reservoir along the stretching direction to open the aerosol passage, and the plunger is separated from the outlet so that the fluid in the reservoir flows out from the outlet. Cartridge, characterized in that to enable. The method of claim 21,
The cartridge further comprising an elastic component having one end connected to the insertion end, the other end connected to the outer wall, or one end connected to the inner wall of the storage liquid portion, and the other end connected to the plunger. The method of claim 22,
The mouthpiece includes a clamping part, the clamping part is provided to surround an outer circumferential surface of the cartridge case, and a radial clearance exists between the clamping part and the outer circumferential surface of the cartridge case. Cartridge, characterized in that. The method of claim 21,
The mouthpiece includes a clamping part, wherein the clamping part is screwed to an outer peripheral surface of the cartridge case. The method of claim 22,
A cartridge, wherein a radial clearance exists between the insertion end and an inner peripheral surface of the cartridge case. The method of claim 21,
The insertion end is a cartridge, characterized in that screwed to the inner circumferential surface of the cartridge case. The method of claim 23 or 25,
The cartridge, characterized in that the radial clearance is 0.1mm-0.5mm. The method of claim 23 or 24,
The cartridge, characterized in that the holding portion has a concave portion recessed along a radial direction and/or a convex portion protruding outward along a radial direction. The method of claim 28,
The concave portion is provided to surround the entire circumferential direction, or the concave portion is partially enclosed along the circumferential direction, or the concave portion is plural, and is provided at intervals in the circumferential direction, and/ Or the convex portion is installed to surround the electric pole in the circumferential direction, or the convex portion is partially enclosed in the circumferential direction, or the convex portion is plural and is installed at intervals in the circumferential direction. The method of claim 23,
A first radial protrusion and a second radial protrusion are installed opposite to the inner wall of the liquid reservoir, the first radial protrusion and the second radial protrusion form a limiting part, and the plunger moves to the holding part. The cartridge, characterized in that it is inserted to be possible, the holding portion is for limiting the movement of the plunger in the radial direction. The method of claim 21,
The plunger has an insertion portion, wherein the insertion portion is inserted into the outlet and abuts against the outlet in a radial direction. The method of claim 31,
The outlet is an iso-sectional shape, the outer diameter of the insertion portion gradually increases in the direction from the outlet to the plunger, and the inner diameter of the outlet is between the minimum outer diameter and the maximum outer diameter of the insertion portion. . The method of claim 21,
A cartridge, characterized in that a through hole is provided in a portion of the liquid storage portion facing the insertion end, a seal member is provided in the through hole, and the plunger is inserted into the seal member so as to fit tightly with the seal member. The method of claim 21,
Further provided with an atomization unit,
A cartridge, characterized in that the outlet of the liquid storage portion is installed toward the atomizing portion. The method of claim 34,
The atomizing portion has a convex extension, a seal member is provided on an outer circumferential surface of the convex extension, the convex extension is inserted into the outlet, and the seal member is tightened and fitted with the inner peripheral surface of the outlet. . The method of claim 35,
A cartridge, characterized in that a heat insulation portion is disposed on an outer circumferential surface of the convex extension portion, and the seal member is disposed on the heat insulation portion. The method of claim 34,
It has a radial clearance between the outer circumferential surface of the reservoir and the cavity, and the aerosol generated by the fluid passing through the atomizing part is introduced into the aerosol passage through the radial clearance together with external air, from the aerosol passage. A cartridge characterized in that it spills out and is breathed in. An electronic cigarette comprising the cartridge according to any one of claims 21 to 26 and 30 to 37. The method of claim 38,
Further provided with a tobacco rod,
An electronic cigarette, characterized in that a power supply for supplying power to the atomizing unit in the cartridge is provided in the tobacco rod. The method of claim 39,
In the cigarette rod, when the aerosol passage is detected to be in a conductive state, a smoke passage sensor is provided to control the power to supply power to the atomizing unit.

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