CN212164889U

CN212164889U - Atomizer and aerosol generating device

Info

Publication number: CN212164889U
Application number: CN202020532377.2U
Authority: CN
Inventors: 邱伟华; 姚秀良
Original assignee: Changzhou Paiteng Electronic Technology Co Ltd
Current assignee: Changzhou Paiteng Electronic Technology Co Ltd
Priority date: 2020-04-11
Filing date: 2020-04-11
Publication date: 2020-12-18
Anticipated expiration: 2030-04-11
Also published as: EP4133951A4; EP4133951A1; WO2021203777A1; US20230110108A1

Abstract

The utility model discloses an atomizer, it includes stock solution spare, atomization component and cigarette holder, be formed with the stock solution chamber that is used for saving aerosol formation matrix on the stock solution spare, atomization component installs on stock solution spare, atomization component is last be provided with the atomizing chamber and with the inlet of atomizing chamber intercommunication, the cigarette holder is established in atomization component's outside along axial slidable ground cover, the relative stock solution spare of cigarette holder can slide between first latched position and second latched position, when the cigarette holder slides to first latched position, the cigarette holder is closed the inlet, when the cigarette holder slides to second latched position by first latched position, the inlet is opened and then makes inlet and stock solution chamber intercommunication to the cigarette holder. The utility model discloses an atomizer can change the intercommunication relation between stock solution chamber and the atomizing chamber, and the aerosol forms the matrix and takes place rotten and problem of leaking when effectively having solved the atomizer and not using for a long time. The utility model also discloses an aerosol generating device of having this atomizer.

Description

Atomizer and aerosol generating device

Technical Field

The present invention relates to aerosol generating devices, and more particularly, to an atomizer and an aerosol generating device.

Background

Currently, in the aerosol generating device currently available on the market, the power supply device supplies power to the atomizing component in the atomizer, so that the atomizing component heats the aerosol-forming substrate under the action of electric drive to form smoke, and the smoke is provided for a user to suck.

Traditional atomizer, owing to be in the connected state all the time with atomization component in the stock solution chamber that is used for saving aerosol formation substrate, when not using for a long time, atomization component may form the substrate contact and then deteriorate because of long-time with aerosol, simultaneously, when atomization component absorbent aerosol formation substrate is saturated, aerosol formation substrate is very easily through inlet channel seepage to the atomizer outside to cause the leakage, influence user's use and experience.

SUMMERY OF THE UTILITY MODEL

In this regard, there is a need for an atomiser which prevents deterioration and leakage of the aerosol-forming substrate;

it is also desirable to provide an aerosol generating device with such an atomizer.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an atomizer, the atomizer includes stock solution spare, atomization component and cigarette holder, be formed with the stock solution chamber that is used for saving aerosol formation matrix on the stock solution spare, atomization component installs stock solution spare is last, atomization component last be provided with the atomization chamber and with the inlet of atomization chamber intercommunication, the cigarette holder is established along axial slidable ground the outside of atomization component, the cigarette holder is relative stock solution spare can slide between first latched position and second latched position, works as the cigarette holder slides extremely during first latched position, the cigarette holder is closed the inlet, works as the cigarette holder by first latched position slides extremely during second latched position, the cigarette holder is opened the inlet and then makes the inlet with stock solution chamber intercommunication.

Further, the through-hole has been seted up along the axial to the cigarette holder, the cigarette holder passes through the through-hole cover is established atomization component's outside, works as the cigarette holder slides to when first latched position, the pore wall of through-hole is closed the inlet makes the inlet with stock solution chamber staggers, works as the cigarette holder by first latched position slides to when second latched position, the inlet pass behind the through-hole with stock solution chamber intercommunication.

Further, the cigarette holder is sleeved outside the liquid storage part in an axially slidable manner, a locking part is arranged on the outer wall of the liquid storage part, a first clamping part and a second clamping part are sequentially arranged on the inner wall of the cigarette holder along the direction in which the cigarette holder is inserted into the liquid storage part, or the locking part is arranged on the inner wall of the cigarette holder, a first clamping part and a second clamping part are sequentially arranged on the outer wall of the liquid storage part along the direction in which the cigarette holder is inserted into the liquid storage part, when the cigarette holder slides, the cigarette holder is located at a first locking position when the locking part is clamped with the first clamping part, and when the cigarette holder slides, the cigarette holder is located at a second locking position when the locking part is clamped with the second clamping part.

Further, one end of the liquid storage part is provided with an opening, the atomization component is installed at the bottom of the opening of the liquid storage part, the cigarette holder seals the opening of the liquid storage part, and the liquid storage cavity is formed by the liquid storage part and a space surrounded by the cigarette holder.

Further, the cigarette holder includes cigarette holder casing and seals liquid spare, seal the cooperation of liquid spare and install in the cigarette holder casing, seal liquid spare and seal the opening of stock solution spare, it corresponds on the lower terminal surface of liquid spare the through-hole is followed the axial downwardly extending of sealing liquid spare is formed with the sealed tube, the through-hole part by the inner chamber of sealed tube forms, atomization component slidable seals the sealed tube.

Further, the lower end of the cigarette holder shell is sleeved outside the liquid storage part, the first clamping portion and the second clamping portion are arranged on the inner wall of the cigarette holder shell, and the axial distance between the lower end face of the sealing tube and the cavity bottom wall of the liquid storage cavity is equal to the axial distance between the first clamping portion and the second clamping portion.

Further, the bottom center department of stock solution spare is followed the axial of stock solution spare deviates from the stock solution chamber is provided with the installation pipe, atomization component includes the atomizing sleeve pipe, atomizing sleeve pipe's lower extreme seal installation is in the installation pipe, the atomizing chamber by atomizing sheathed tube inner space forms, the inlet is seted up on the atomizing sheathed tube lateral wall.

Further, the lower extreme of installation pipe is installed and is ventilated the piece, it link up to ventilate a both ends, the inner chamber of piece with the atomizing chamber intercommunication ventilates, the top of piece is provided with a protruding structure, the opening of piece link up to ventilate the protruding structure.

Further, the atomizer still includes the base, the pedestal mounting be in the stock solution spare is relative the one end of cigarette holder, the air inlet has been seted up on the base, the gas outlet has been seted up on the cigarette holder, the air inlet reaches the gas outlet all with the atomizing chamber intercommunication.

An aerosol generating device, the aerosol generating device includes any preceding atomizer, aerosol generating device still includes power supply unit, power supply unit with atomizer electric connection.

The utility model has the advantages that: the utility model provides an atomizer or aerosol generating device thereby adjusts the latched position of cigarette holder through the slip cigarette holder, can change the intercommunication relation between stock solution chamber and the atomizing chamber, and aerosol formation matrix takes place rotten and problem of leaking when also can effectively solving the atomizer and not using for a long time.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a sectional view of an atomizer in an aerosol-generating device according to the present invention (a state in which a liquid inlet is closed);

FIG. 2 is an enlarged fragmentary view of the aerosol generating device of FIG. 1 at A;

FIG. 3 is another cross-sectional view of the atomizer of the aerosol generating device of FIG. 1 (with the liquid inlet open);

fig. 4 is an enlarged view of a portion of the aerosol generating device shown in fig. 3 at B.

The names and the numbers of the parts in the figure are respectively as follows:

liquid storage cavity 101 of liquid storage part 10 of atomizer 100

First engaging portion 102 and second engaging portion 103 with pipe 104 attached thereto

Air-permeable piece 105 atomization component 20 atomization cavity 201

Liquid inlet 202 atomizing sleeve 21 liquid absorbing part 22

Heating element 23 cigarette holder 30 through hole 301

Locking part 302 mouthpiece housing 31 air outlet 311

Mounting post 312 abutting edge 313 liquid seal 32

Air inlet 401 of electrode column 41 of base 40

Sealed tube 321

Detailed Description

The present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention.

Referring to fig. 1 and 3, the present invention provides an aerosol generating device, which includes an atomizer 100 and a power supply device (not shown) electrically connected to the atomizer 100. When the atomizer 100 is powered on, the atomizer 100 heats the aerosol-forming substrate, the aerosol-forming substrate is atomized under the heating action to form smoke, and the smoke is provided for a user to suck.

Referring to fig. 1-4, the atomizer 100 includes a liquid storage member 10, an atomizing assembly 20, and a mouthpiece 30, a liquid storage cavity 101 for storing an aerosol-forming substrate is formed on the liquid storage member 10, the atomizing assembly 20 is mounted on the liquid storage member 10, the atomizing assembly 20 is provided with an atomizing cavity 201 and a liquid inlet 202 communicated with the atomizing cavity 201, the mouthpiece 30 is axially slidably sleeved outside the atomizing assembly 20, the mouthpiece 30 is slidable between a first locking position and a second locking position relative to the liquid storage member 10, the first locking position and the second locking position are positions in which the mouthpiece 30 and the reservoir 10 remain relatively fixed, when the mouthpiece 30 is slid to the first locking position, the mouthpiece 30 closes the liquid inlet 202, when the mouthpiece 30 slides from the first locking position to the second locking position, the mouthpiece 30 opens the liquid inlet 202 to communicate the liquid inlet 202 with the liquid storage cavity 101.

Referring to fig. 1 and 2, when the atomizer 100 is not used, the mouthpiece 30 is slid to the first locking position, at this time, the liquid inlet 202 is closed by the mouthpiece 30, and the aerosol-forming substrate in the liquid storage cavity 101 cannot pass through the liquid inlet 202, so that the aerosol-forming substrate is prevented from communicating with the atomizing cavity 201, and thus the aerosol-forming substrate is prevented from deteriorating and leaking; referring to fig. 3 and 4, when the atomizer 100 is used, the mouthpiece 30 is slid to the second locking position, at this time, the liquid inlet 202 is opened by the mouthpiece 30, and the aerosol-forming substrate in the liquid storage chamber 101 can enter the atomizing chamber 201 through the liquid inlet 202, so as to be heated and atomized to form an aerosol. Thereby through the locking position of sliding cigarette holder 30 regulation cigarette holder 30, can change the intercommunicating relationship between stock solution chamber 101 and the atomizing chamber 201, when the convenience of customers used, also can effectively solve aerosol formation matrix when atomizer 100 does not use for a long time and take place rotten and the problem of leaking, promoted user's use and experienced.

The liquid storage part 10 is roughly in a hollow cylindrical structure with an opening at the upper end, the atomization component 20 is installed at the bottom of the opening of the liquid storage part 10, the cigarette holder 30 is roughly in a hollow structure with an opening at the lower end, the cigarette holder 30 seals the opening of the liquid storage part 10, and the liquid storage cavity 101 is formed by a space surrounded by the liquid storage part 10 and the cigarette holder 30. The cigarette holder 30 is axially provided with a through hole 301, and the cigarette holder 30 is sleeved outside the atomizing component 20 through the through hole 301. Referring to fig. 1 and 2, when the mouthpiece 30 slides to the first locking position, the hole wall of the through hole 301 closes the liquid inlet 202, so that the liquid inlet 202 and the liquid storage cavity 101 are staggered; referring to fig. 3 and 4, when the mouthpiece 30 slides from the first locking position to the second locking position, the liquid inlet 202 is moved out of the through hole 301 and then is communicated with the liquid storage cavity 101.

The mouthpiece 30 is slidably sleeved outside the liquid storage 10 along the axial direction, a locking portion 302 is arranged on the outer wall of the liquid storage 10, a first clamping portion 102 and a second clamping portion 103 are sequentially arranged on the inner wall of the mouthpiece 30 along the direction in which the mouthpiece 30 is inserted into the liquid storage 10, and the locking portion 302 is matched with the first clamping portion 102 and the second clamping portion 103. When the sliding mouthpiece 30 is engaged with the first engaging portion 102 through the locking portion 302, the mouthpiece 30 is located at the first locking position relative to the liquid storage 10, and when the sliding mouthpiece 30 is engaged with the second engaging portion 103 through the locking portion 302, the mouthpiece 30 is located at the second locking position relative to the liquid storage 10. The locking portion 302, the first engaging portion 102 and the second engaging portion 103 are disposed to, on one hand, achieve a connection function between the mouthpiece 30 and the liquid storage 10, and on the other hand, play a positioning function for sliding the mouthpiece 30 relative to the liquid storage 10, thereby facilitating the operation of the user. In other embodiments, which are not shown, a locking portion 302 is provided on the inner wall of the mouthpiece 30, and a first engaging portion 102 and a second engaging portion 103 are provided on the outer wall of the liquid storage 10 in this order along the direction in which the mouthpiece 30 is inserted into the liquid storage 10.

In the present embodiment, the locking portion 302 is a protrusion protruding from the outer wall of the liquid storage 10, and the first engaging portion 102 and the second engaging portion 103 are both grooves recessed from the inner wall of the mouthpiece 30, it can be understood that in other embodiments not shown, the locking portion 302 is a groove recessed from the outer wall of the liquid storage 10, and the first engaging portion 102 and the second engaging portion 103 are both protrusions protruding from the inner wall of the mouthpiece 30, and this is not limited herein.

In addition, in the present embodiment, the aerosol-forming substrate is injected into the reservoir chamber 101 before the mouthpiece 30 is attached to the reservoir 10, but in another embodiment, a liquid injection hole communicating with the reservoir chamber 101 may be provided in the reservoir 10, and a user may inject liquid into the reservoir chamber 101 through the liquid injection hole.

Referring to fig. 3 and 4, the atomizing assembly 20 includes an atomizing sleeve 21, and a liquid absorbing member 22 and a heat generating member 23 mounted in the atomizing sleeve 21. In a specific embodiment, a mounting tube 104 is arranged at the bottom center of the liquid storage part 10 and faces away from the liquid storage cavity 101 along the axial direction of the liquid storage part 10, the lower end of the mounting tube 104 is open, the upper end of the mounting tube 104 penetrates through the bottom wall of the liquid storage part 10, and the lower end of the atomizing sleeve 21 is hermetically mounted in the mounting tube 104.

The atomizing cavity 201 is formed by the lower space of the atomizing sleeve 21, and the liquid inlet 202 is opened on the side wall of the atomizing sleeve 21. The liquid absorbing member 22 and the heating member 23 are in contact with each other and are accommodated in the atomizing chamber 201, wherein the liquid absorbing member 22 is used for absorbing the aerosol-forming substrate in the liquid storage chamber 101, and the heating member 23 is used for heating the aerosol-forming substrate absorbed on the liquid absorbing member 22 to generate smoke. Specifically, the liquid absorbing member 22 is attached to the inner wall of the atomizing sleeve 21 corresponding to the liquid inlet 202, and the heat generating member 23 is accommodated in the inner cavity of the liquid absorbing member 22. In this embodiment, the liquid absorbing member 22 is cotton, and the heating member 23 is a spiral heating wire. It is understood that in other embodiments not shown, the liquid absorbing member 22 may also be a fiber rope, a porous ceramic or a porous graphite element, etc. which is easy to absorb liquid, and the heat generating member 23 may also be a heating sheet, a heating net, etc., alternatively, the whole of the combination of the liquid absorbing member 22 and the heat generating member 23 may also be an ultrasonic atomization device, etc., and is not limited herein.

In addition, in a specific embodiment, two liquid inlets 202 are provided, and the two liquid inlets 202 are disposed on the opposite side walls of the atomizing sleeve 21, so that the aerosol-forming substrate can uniformly enter through the two sides of the atomizing assembly 20, uniform atomization is ensured, and the taste is improved. It is understood that there may be only one or more than two inlet ports 202.

In use, the user slides the mouthpiece 30 to the second locking position relative to the liquid storage member 10, at this time, the aerosol-forming substrate in the liquid storage chamber 101 enters the atomizing chamber 201 through the liquid inlet 202 to be absorbed by the liquid absorbing member 22, the heating member 23 heats the aerosol-forming substrate on the liquid absorbing member 22 after being electrified, and the aerosol-forming substrate is atomized to form smoke under the heating action.

Referring to figure 3, in one embodiment, the mouthpiece 30 includes a mouthpiece shell 31 and a liquid seal 32. Specifically, the mouthpiece shell 31 is a hollow cylindrical structure with an opening at the lower end, the liquid sealing member 32 is fittingly installed in the mouthpiece shell 31, wherein the liquid sealing member 32 seals the opening of the liquid storage member 10, the lower end of the mouthpiece shell 31 is sleeved on the outside of the liquid storage member 10, and the first engaging portion 102 and the second engaging portion 103 are both disposed on the inner wall of the mouthpiece shell 31. It will be appreciated that the liquid seal 32 is made of a sealing material such as silicone or rubber having good sealing properties to promote sealing and prevent leakage of the aerosol-forming substrate in the reservoir 101.

In a specific embodiment, the through hole 301 is opened on the liquid sealing member 32, a sealing tube 321 is formed on the lower end surface of the liquid sealing member 32 corresponding to the through hole 301 and extending downward along the axial direction of the liquid sealing member 32, two ends of the sealing tube 321 penetrate through, the through hole 301 is partially formed by the inner cavity of the sealing tube 321, and the atomizing sleeve 21 slidably seals the sealing tube 321. Specifically, the inner tube wall of the sealing tube 321 may be made to open or close the liquid inlet 202 when the mouthpiece 30 is slid.

Referring to fig. 1 and 2 again, in a specific embodiment, when the locking portion 302 is engaged with the second engaging portion 103, an axial distance between a lower end surface of the sealing tube 321 and a bottom wall of the liquid storage cavity 101 is equal to an axial distance between the first engaging portion 102 and the second engaging portion 103, so that when the mouthpiece 30 moves to the first locking position, that is, when the locking portion 302 is engaged with the first engaging portion 102, the lower end surface of the sealing tube 321 abuts against the bottom wall of the liquid storage cavity 101, so as to isolate the liquid storage cavity 101 from the atomizing sleeve 21 of the atomizing assembly 20, and prevent the atomizing sleeve 21 from being corroded and damaged due to contact with the aerosol-forming substrate for a long time.

In addition, the longitudinal section of the through hole 301 and the longitudinal section of the atomizing sleeve 21 are both in a "convex" structure, so that the atomizing sleeve 21 and the through hole 301 are matched with each other, and the sliding stroke of the cigarette holder 30 relative to the atomizing assembly 20 is limited.

In a specific embodiment, the top of the mouthpiece shell 31 is provided with an air outlet 311, and the air outlet 311 is communicated with the inner cavity of the atomizing sleeve 21 of the atomizing assembly 20, so as to achieve a communication function between the air outlet 311 and the atomizing cavity 201. When the user performs a pumping operation, the smoke formed in the atomizing chamber 201 sequentially passes through the inner cavity of the atomizing sleeve 31 and the air outlet 311 and enters the mouth of the user.

In a specific embodiment, a mounting post 312 is protruded downward on the inner wall of the top of the mouthpiece shell 31, and the mounting post 312 penetrates through the liquid sealing member 32, so as to fix and limit the installation of the liquid sealing member 32. Furthermore, the lower end of the mounting post 312 is protruded with a support edge 313, and the support edge 313 supports against the lower end surface of the liquid sealing member 32, thereby preventing the liquid sealing member 32 from easily separating from the mounting post 312. In this embodiment, there are two mounting posts 312, and the two mounting posts 312 are disposed oppositely, so as to improve the connection stability between the liquid sealing member 32 and the mouthpiece shell 31. It will be appreciated that in other embodiments not shown, the liquid seal 32 may be connected to the mouthpiece housing 31 by snapping, gluing, etc., and that the liquid seal 32 may be omitted, in which case the through hole 301 is provided in the mouthpiece housing 31 and the liquid inlet 202 of the atomizing assembly 20 is opened or closed by means of the mouthpiece housing 31.

Referring to fig. 1 and 3, the atomizer 100 further includes a base 40, the base 40 is installed at an end of the liquid storage component 10 opposite to the mouthpiece 30, two electrode posts 41 are installed at a bottom of the base 40, the two electrode posts 41 are respectively electrically connected with two electrode pins of the atomizing component 20, and specifically, the two electrode posts 41 are respectively electrically connected with two pins of the heating component 23. When the power supply device is connected to the atomizer 100, the positive electrode and the negative electrode of the power supply device are electrically connected to the two electrode posts 41, respectively, so that the power supply device supplies power to the atomizing assembly 20. In addition, the connection mode between the power supply device and the atomizer 100 may be a threaded connection, a snap connection, and the like, and is not limited herein.

In addition, the lower end of the mounting tube 104 is provided with the vent 105, the vent 105 is of a hollow tubular structure with two through ends, the bottom of the base 40 is provided with an air inlet 401 corresponding to the vent 105, the air inlet 401 is communicated with the external atmosphere, the inner cavity of the vent 105 is communicated with the atomizing cavity 201 and the air inlet 401, and when a user performs suction operation, the external atmosphere can enter the atomizing cavity 201 through the air inlet 401 and the inner cavity of the vent 105 in sequence and is mixed with generated smoke, and finally enters the mouth of the user.

Further, the top of the vent 105 is provided with a protruding structure, and the opening of the vent 105 penetrates through the protruding structure, so that when there is excess aerosol-forming substrate or condensate in the nebulization cavity 201, the above liquid flows to both sides of the protruding structure, and further, the liquid is prevented from flowing out from the opening of the vent 105, thereby causing liquid leakage. To improve the sealing properties and prevent leakage of the aerosol-forming substrate, the venting member 105 is made of a sealing material such as silicone or rubber.

The utility model provides an aerosol generating device, when cigarette holder 30 slide extremely during first latched position, cigarette holder 30 is closed inlet 202, at this moment, atomizing chamber 201 is separated with stock solution chamber 101, has avoided atomizing subassembly 20 to soak for a long time in aerosol formation matrix and has damaged, when cigarette holder 30 by first latched position slides extremely during second latched position, inlet 202 and then make inlet 202 and stock solution chamber 101 communicate, at this moment, but user normal use. Through sliding the cigarette holder 30 and thus adjusting the latched position of cigarette holder 30, can change the communicating relation between stock solution chamber 101 and atomizing chamber 201, the convenience of customers uses simultaneously, also can effectively solve the atomizer 100 and not use the time aerosol formation matrix when taking place to deteriorate and leak the problem.

The utility model provides an aerosol generating device, because it has the whole technical characteristics of above-mentioned atomizer 100, the event has the same technological effect with above-mentioned atomizer 100.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. An atomizer, characterized by: the atomizer comprises a liquid storage part, an atomizing component and a cigarette holder, a liquid storage cavity for storing aerosol forming substrate is formed on the liquid storage part, the atomization assembly is arranged on the liquid storage part and is provided with an atomization cavity and a liquid inlet communicated with the atomization cavity, the cigarette holder is sleeved outside the atomization component in a sliding way along the axial direction, the cigarette holder can slide between a first locking position and a second locking position relative to the liquid storage component, the first locking position and the second locking position are positions where the cigarette holder and the liquid storage part are kept relatively fixed, when the cigarette holder slides to the first locking position, the cigarette holder closes the liquid inlet, and when the cigarette holder slides to the second locking position from the first locking position, the cigarette holder opens the liquid inlet so as to communicate the liquid inlet with the liquid storage cavity.

2. The nebulizer of claim 1, wherein: the through-hole has been seted up along the axial to the cigarette holder, the cigarette holder passes through the through-hole cover is established atomization component's outside, works as the cigarette holder slides extremely during first latched position, the pore wall of through-hole is closed the inlet makes the inlet with the stock solution chamber staggers, works as the cigarette holder by first latched position slides extremely during second latched position, the inlet passes behind the through-hole with the stock solution chamber intercommunication.

3. A nebulizer as claimed in claim 2, wherein: the cigarette holder can be sleeved outside the liquid storage part in an axially slidable mode, a locking part is arranged on the outer wall of the liquid storage part, a first clamping part and a second clamping part are sequentially arranged on the inner wall of the cigarette holder along the direction in which the cigarette holder is inserted into the liquid storage part, or the locking part is arranged on the inner wall of the cigarette holder, a first clamping part and a second clamping part are sequentially arranged on the outer wall of the liquid storage part along the direction in which the cigarette holder is inserted into the liquid storage part, when the cigarette holder slides, the cigarette holder is located at a first locking position, when the cigarette holder slides, the cigarette holder is located at a second locking position when the cigarette holder is clamped to the locking part and the second clamping part.

4. The nebulizer of claim 1, wherein: the one end of stock solution spare has the opening, atomization component installs the open-ended bottom of stock solution spare, the cigarette holder seals the opening of stock solution spare, the stock solution chamber by stock solution spare reaches the space that the cigarette holder encloses establishes constitutes.

5. A nebulizer as claimed in claim 3, wherein: the cigarette holder includes cigarette holder casing and seals liquid spare, seal liquid spare cooperation and install in the cigarette holder casing, seal liquid spare and seal the opening of stock solution spare, it corresponds on the lower terminal surface of liquid spare the through-hole is followed seal the axial downwardly extending of liquid spare and is formed with the sealed tube, the through-hole part by the inner chamber of sealed tube forms, atomization component slidable ground is sealed the sealed tube.

6. The atomizer of claim 5, wherein: the lower end of the cigarette holder shell is sleeved outside the liquid storage part, the first clamping part and the second clamping part are arranged on the inner wall of the cigarette holder shell, and the axial distance between the lower end face of the sealing tube and the cavity bottom wall of the liquid storage cavity is equal to the axial distance between the first clamping part and the second clamping part.

7. The nebulizer of claim 4, wherein: the bottom center department of stock solution spare is followed the axial of stock solution spare deviates from the stock solution chamber is provided with the installation pipe, atomization component includes the atomizing sleeve pipe, atomizing sheathed tube lower extreme seal installation is in the installation pipe, the atomizing chamber by atomizing sheathed tube inner space forms, the inlet is seted up on the atomizing sheathed tube lateral wall.

8. The atomizer of claim 7, wherein: the lower extreme of installation pipe is installed and is ventilated the piece, it link up to ventilate a both ends, ventilate the inner chamber of piece with the atomizing chamber intercommunication, the top of ventilating the piece is provided with a protrusion structure, the opening of ventilating the piece link up the protrusion structure.

9. The nebulizer of claim 1, wherein: the atomizer still includes the base, the pedestal mounting is in the stock solution spare is relative the one end of cigarette holder, the air inlet has been seted up on the base, the gas outlet has been seted up on the cigarette holder, the air inlet reaches the gas outlet all with the atomizing chamber intercommunication.

10. An aerosol generating device, comprising: the aerosol generating device comprises the atomizer of any one of claims 1-9, further comprising a power supply device electrically connected to the atomizer.