CN211065037U

CN211065037U - Atomizer and electronic cigarette

Info

Publication number: CN211065037U
Application number: CN201920975481.6U
Authority: CN
Inventors: 陈潮先; 黄富荣
Original assignee: Shenzhen Youme Network Technology Co Ltd
Current assignee: Shenzhen Youme Network Technology Co Ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-07-24
Anticipated expiration: 2029-06-26

Abstract

The utility model relates to an atomizer and an electronic cigarette, which comprises a shell, an atomizing component, a base and a dry-wet separation component, wherein the inner part of the shell is divided into an oil storage bin and a smoke channel; the atomization assembly is arranged in the dry-wet separation assembly, and the atomization assembly is separated from or communicated with the oil storage bin along with the extension and retraction of the dry-wet separation assembly; when the tobacco tar is pre-injected into the oil storage bin of the atomizer and is stored in a high-temperature environment or transported at low pressure, the dry-wet separation assembly controls the atomization assembly to be separated from the oil storage bin, so that the atomization assembly is prevented from contacting the tobacco tar in the oil storage bin, and the tobacco tar can be prevented from flowing out of the atomizer through the atomization assembly; when the dry-wet separation assembly is used, the dry-wet separation assembly moves to control the atomization assembly to be communicated with the oil storage bin, and the atomization assembly can carry out high-temperature atomization; the problem of oil leak in high temperature storage and the low pressure transportation can be effectively prevented, user experience is improved, and the structure is simple, and the cost is low.

Description

Atomizer and electronic cigarette

Technical Field

The utility model relates to a cigarette substitute technical field especially relates to an atomizer and electron cigarette.

Background

The electronic cigarette is an electronic product simulating a cigarette, has similar smoke, taste and feeling as the cigarette, and causes adverse effects on the health of a user and people around the user because harmful ingredients in the tobacco enter the body of the user along with smoking; in the electronic cigarette, tobacco tar prepared from chemical substances and various flavoring agents is heated and atomized to generate smoke, and the content of nicotine is controlled by controlling the components of the tobacco tar, so that the electronic cigarette which is mainly used for quitting smoking and replacing cigarettes is rapidly popularized and used.

The existing electronic cigarette mainly comprises an atomizer and a battery host, wherein the atomizer is a smoke generating device of the electronic cigarette, the battery host is a control device of the electronic cigarette, and the atomizer is inserted into the battery host and then can be smoked after being electrified. Specifically, the atomizer includes atomization component, oil storage storehouse and air current passageway, and air current passageway runs through atomization component, and atomization component's atomization storehouse and oil storage storehouse lead oil spare switch-on through atomization component, when filling with the tobacco tar in the oil storage storehouse, the tobacco tar can be exported through leading oil spare, high temperature atomization.

For the atomizer of the oil injection formula in advance, transport, storage, sale etc. after injecting the tobacco tar in the atomizer promptly, and in transportation, high temperature storage process, receive the influence of temperature, pressure change, lead to the tobacco tar mobility grow in the oil storage storehouse, the tobacco tar leaks into the atomization storehouse through leading oil spare fast in a large number to flow to the atomizer outside through air inlet or gas outlet, cause the atomizer oil leak, influence the use.

SUMMERY OF THE UTILITY MODEL

Therefore, the atomizer and the electronic cigarette which can effectively prevent oil leakage of the atomizer in high-temperature storage and low-pressure transportation processes and have simple structures are needed to be provided.

An atomizer comprises a shell, an atomizing assembly and a base, wherein the shell comprises an open end and a suction nozzle end, the inner part of the shell is divided into an oil storage bin and a smoke channel, and the base is inserted into the open end of the shell; the dry-wet separation assembly is fixed on the base and can stretch and retract along a direction vertical to the base, and the dry-wet separation assembly is communicated with the smoke channel; atomization component set up in do wet separation subassembly is interior, just atomization component is along with do wet separation subassembly stretch out and draw back with oil storage storehouse cuts off or switches on.

In one embodiment, the oil storage bin is arranged around the smoke channel, and one end of the dry-wet separation assembly is fixed on the smoke channel, and the other end of the dry-wet separation assembly is fixed on the base and is arranged coaxially with the smoke channel.

In one embodiment, the telescopic displacement of the wet and dry separating assembly is that the wet and dry separating assembly protrudes out of the base to be flush with the base; or the wet and dry separation assembly is flush with the base to be recessed into the base; or the dry-wet separation assembly protrudes from the base to be recessed into the base.

In one embodiment, the dry-wet separation assembly comprises a first oil sealing sleeve, a second oil sealing sleeve and a movable seat, the first oil sealing sleeve is sleeved on the smoke channel, the second oil sealing sleeve is in mortise-tenon connection with the first oil sealing sleeve and is fixed on the movable seat, and the movable seat is movably connected to the base; the atomization assembly is arranged in the second oil sealing sleeve, an oil guide hole is formed in the second oil sealing sleeve, and the atomization assembly is communicated with the oil storage bin through the oil guide hole.

In one embodiment, a limiting boss is arranged on the outer wall of a first end, away from the suction nozzle, of the smoke channel, and the first oil sealing sleeve abuts against the limiting boss; the cross-sectional area of the smoke channel close to the second end of the suction nozzle is smaller than that of the suction nozzle, and the cross-sectional area of the second end of the smoke channel gradually increases from the cross-sectional area of the suction nozzle to the cross-sectional area of the suction nozzle.

In one embodiment, a mounting bracket is arranged at one end of the movable seat close to the smoke channel, the second oil sealing sleeve is sleeved on the mounting bracket, the second oil sealing sleeve is in interference fit with the mounting bracket, and an atomization bin is formed inside the second oil sealing sleeve.

In one embodiment, the movable seat is provided with a liquid storage tank, and the liquid storage tank is arranged at one end of the movable seat, which faces away from the smoke channel.

In one embodiment, a first air inlet hole is formed in the side wall of the shell, a second air inlet hole is formed in the side part of the base, and a third air inlet hole is formed in the side part of the movable seat; the base is provided with a trigger air passage, and the first air inlet hole, the second air inlet hole and the trigger air passage are communicated with each other and are separated from or communicated with the second air inlet hole along with the movement of the movable seat.

In one embodiment, the lowest point of the first air inlet hole is higher than the highest point of the base, an air inlet channel is arranged on the inner wall of the shell, the air inlet channel is communicated with the first air inlet hole and the second air inlet hole, and the trigger air channel is communicated with the air inlet channel.

The utility model provides an electronic cigarette, includes battery host computer and foretell atomizer, the atomizer with battery host computer adaptation.

Above-mentioned atomizer and electron cigarette includes following advantage at least:

the atomizer is provided with a dry-wet separation assembly inside a shell, and the separation or conduction between an oil storage bin and an atomization assembly can be controlled along with the axial movement of the dry-wet separation assembly along a base; when the tobacco tar is pre-injected into the oil storage bin of the atomizer and is stored in a high-temperature environment or transported at low pressure, the dry-wet separation assembly controls the atomization assembly to be separated from the oil storage bin, so that the atomization assembly is prevented from contacting the tobacco tar in the oil storage bin, and the tobacco tar can be prevented from leaking out of the atomization assembly due to the fact that the pressure in the oil storage bin is increased or the external pressure is reduced under the high-temperature environment or the external low-pressure condition and further flows to the outside of the atomizer through the air inlet or the suction nozzle; when the atomizer needs to be used, the dry-wet separation assembly controls the atomization assembly to be communicated with the oil storage bin in a moving mode, and high-temperature atomization can be carried out after the atomization assembly conducts oil; this dry-wet separation subassembly can effectively prevent the problem of atomizer oil leak in high temperature storage and the low pressure transportation, improves user experience and feels, and simple structure, and is with low costs.

Drawings

Fig. 1 is a schematic structural diagram of the atomizer of the present invention;

fig. 2 is a cross-sectional view of the atomizer of the present invention;

fig. 3 is an exploded view of the atomizer of the present invention;

fig. 4 is a schematic structural view of the electronic cigarette of the present invention;

fig. 5 is a cross-sectional view of the electronic cigarette of the present invention.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Fig. 1 is a schematic structural diagram of an atomizer 10 according to an embodiment.

Referring to fig. 2 and 3, the atomizer 10 is a smoke generating device of an electronic cigarette, the atomizer 10 includes a housing 12, an atomizing component 14, and a base 16, the housing 12 includes an open end and a mouthpiece 122 end, the interior of the housing 12 is divided into an oil storage 124 and a smoke channel 126, and the base 16 is inserted into the open end of the housing 12; the housing 12 or the base 16 is provided with an air inlet, and the air inlet, the smoke passage 126 and the suction nozzle 122 are communicated. When the electronic cigarette is used, air is sucked at the suction nozzle 122, so that external air can be promoted to enter the smoke channel 126 through the air inlet hole, meanwhile, the atomization component 14 is electrified to generate heat, tobacco tar led out from the oil storage bin 124 is atomized at high temperature, and the tobacco tar is atomized at high temperature to form smoke, so that a user can inhale the smoke.

Specifically, a dry-wet separation assembly 18 is arranged in the atomizer 10, the dry-wet separation assembly 18 is fixed on the base 16 and can extend and retract along a direction perpendicular to the base 16, and the dry-wet separation assembly 18 is communicated with the smoke channel 126; the atomization assembly 14 is disposed in the dry-wet separation assembly 18, and the atomization assembly 14 is isolated from or conducted with the oil storage bin 124 along with the extension and retraction of the dry-wet separation assembly 18. That is, when the tobacco tar is pre-injected into the oil storage bin 124 in the environment of high-temperature storage or low-pressure transportation, the tobacco tar in the oil storage bin 124 leaks out through the atomization component 14 communicated with the tobacco tar due to the external environment, at this time, the dry-wet separation component 18 is placed at the first position, the dry-wet separation component 18 is separated from the oil storage bin 124, the contact between the atomization component 14 and the tobacco tar in the oil storage bin 124 is blocked, and the tobacco tar can be prevented from leaking out of the atomizer 10 through the atomization component 14; when the electronic cigarette needs to be used, the dry-wet separation assembly 18 is placed at the second position, the dry-wet separation assembly 18 is communicated with the oil storage bin 124, tobacco tar in the oil storage bin 124 can be led out to the atomization assembly 14, the atomizer 10 is connected to the battery host 20, and high-temperature atomization can be carried out by sucking air at the suction nozzle 122 for a user to suck. This dry-wet separation subassembly 18 can effectively prevent the problem of atomizer oil leak in high temperature storage and the low pressure transportation, improves user experience and feels, and simple structure, and is with low costs.

Preferably, the oil storage 124 is enclosed in the smoke passage 126, and the wet and dry separating assembly 18 is fixed to the smoke passage 126 at one end and fixed to the base 16 at the other end, and is coaxially arranged with the smoke passage 126. Namely, the smoke channel 126 is arranged in the middle of the shell 12, correspondingly, the dry-wet separation assembly 18 is also arranged in the middle of the shell 12, and the atomization assembly 14 in the dry-wet separator can guide oil from the oil storage bins 124 on two sides; on the other hand, the wet and dry separating assembly 18 is located in the middle of the housing 12, so that the movement is balanced, and the balance and stability of the movement are facilitated. Of course, in other embodiments, the wet and dry separation assembly 18 is equally applicable to atomizers 10 that are oil fed on one side and atomized on the other side.

In this embodiment, the expansion and contraction displacement of the wet and dry separating assembly 18 is such that the wet and dry separating assembly 18 protrudes from the base 16 to be flush with the base 16; that is, the dry-wet separation assembly 18 can move from the first position protruding from the base 16 to the second position flush with the base 16, when the atomization assembly 14 is isolated from the oil storage 124, the dry-wet separation assembly 18 protrudes from the base 16, and when the atomization assembly 14 is conducted with the oil storage 124, the dry-wet separation assembly 18 is flush with the base 16; when the atomizer 10 is in use, the wet and dry separation assembly 18 is pushed flush with the base 16. In another embodiment, the telescopic displacement of wet and dry separation assembly 18 is such that wet and dry separation assembly 18 is flush with base 16 to recess base 16; in yet another embodiment, the telescoping displacement of wet and dry separation element 18 is such that wet and dry separation element 18 protrudes from base 16 to is recessed into base 16.

Referring to fig. 2, the dry-wet separation assembly 18 includes a first oil sealing sleeve 182, a second oil sealing sleeve 184 and a movable seat 186, the first oil sealing sleeve 182 is sleeved on the smoke passage 126, the second oil sealing sleeve 184 is in mortise-tenon connection with the first oil sealing sleeve 182, the second oil sealing sleeve 184 is fixed on the movable seat 186, and the movable seat 186 is movably connected to the base 16. Namely, the first oil sealing sleeve 182 is sleeved on the periphery of the smoke channel 126 and is not moved, and the movable seat 186 drives the second oil sealing sleeve 184 to move; because the second oil sealing sleeve 184 and the first oil sealing sleeve 182 are respectively provided with tenon-mortise-tenon connection or mortise-tenon connection, and the depth of the mortise is greater than the movement distance of the dry-wet separation assembly 18, when the dry-wet separation assembly 18 is located at the first position, the distance between the tenon and the bottom of the mortise is separated by one end, and when the dry-wet separation assembly 18 is located at the second position, the distance between the tenon and the bottom of the mortise is reduced or even contacted; the cooperation mode of mortise and tenon structure can guarantee that tobacco tar in the oil storage bin 124 can not leak to the smoke channel 126 in the motion process of the dry-wet separation assembly 18, and the sealing effect is achieved. The atomization assembly 14 is arranged in the second oil sealing sleeve 184, the second oil sealing sleeve 184 is provided with an oil guide hole 1842, and the atomization assembly 14 is communicated with the oil storage bin 124 through the oil guide hole 1842; that is, the movable seat 186 moves to shield or leak the oil guide hole 1842, so as to block or connect the atomizing assembly 14 and the oil storage bin 124 via the oil guide hole 1842.

In this embodiment, the outer wall of the first end of the smoke channel 126 departing from the suction nozzle 122 is provided with a limiting boss 1262, one end of the first oil sealing sleeve 182 abuts against the limiting boss 1262, the other end of the first oil sealing sleeve 184 is connected with the second oil sealing sleeve 184 in a sealing manner, the first oil sealing sleeve 182 can be prevented from moving, the sealing effect is ensured, and the smoke oil is prevented from leaking.

Further, the cross-sectional area of the smoke channel 126 near the second end of the suction nozzle 122 is smaller than that at the suction nozzle 122, and the cross-sectional area of the second end of the smoke channel 126 gradually increases to the cross-sectional area of the suction nozzle 122. That is, the end of the suction nozzle 122 to the smoke channel 126 is in a funnel shape, the funnel shape may be a funnel with a circular cross-sectional area or a funnel with a square cross-sectional area, and the upper caliber of the funnel at the suction nozzle 122 is larger than the pipe diameter of the smoke channel 126. Moreover, the transition from the second end of the smoke channel 126 to the suction nozzle 122 may be a straight slope, or a curved surface forming a trumpet shape. When condensate is formed in the atomizer 10, the pipe diameter of the smoke passage 126 is smaller than the upper caliber of the suction nozzle 122, so that the condensate is prevented from being sucked into the mouth of a user, and the user experience can be improved.

Referring to fig. 3, in the embodiment, a mounting bracket 1862 is disposed at one end of the movable seat 186 close to the smoke channel 126, the second oil sealing sleeve 184 is sleeved on the mounting bracket 1862, the second oil sealing sleeve 184 is in interference fit with the mounting bracket 1862, and an atomizing chamber 1844 is formed inside the second oil sealing sleeve 184; the mounting bracket 1862 can facilitate the fixation of the second oil sealing sleeve 184, and the interference fit facilitates the assembly stability of the second oil sealing sleeve 184 and the movable seat 186; the atomizing assembly 14 atomizes the soot in the atomizing chamber 1844 inside the second oil jacket 184 to form an aerosol.

Further, the movable seat 186 is provided with a liquid storage tank 1864, and the liquid storage tank 1864 is arranged at one end of the movable seat 186, which is away from the smoke channel 126; the liquid storage tank 1864 can store condensate formed after tobacco tar atomization condensation, and prevent the condensate from leaking from the air inlet, and the liquid storage tank 1864 can be provided with liquid absorption cotton, and the liquid absorption cotton can prevent the condensate from flowing after absorbing the condensate.

Referring to fig. 2 again, in the embodiment, the side wall of the housing 12 is provided with a first air inlet 128, the side portion of the base 16 is provided with a second air inlet 162, the side portion of the movable seat 186 is provided with a third air inlet 1866, the base 16 is provided with a trigger air channel 164, and the first air inlet 128, the second air inlet 162 and the trigger air channel 164 are communicated with each other and are isolated from or communicated with the third air inlet 1866 along with the movement of the movable seat 186. That is, when the movable seat 186 is located at the first position, the movable seat 186 protrudes out of the base 16, and the base 16 blocks the third air inlet 1866, so that the air flow path between the first air inlet 128 and the trigger air channel 164 and the suction nozzle 122 is blocked, the atomizer 10 cannot be used, and the air pressure switch 22 in the battery host 20 cannot be triggered to dry the atomizing assembly 14, thereby improving the safety; when the movable seat 186 moves to the second position, the movable seat 186 is flush with the base 16 and leaks out of the third air inlet 1866, and the first air inlet 128, the second air inlet 162, and the air flow path between the trigger air channel 164 and the suction nozzle 122 are conducted.

Further, the lowest point of the first air inlet 128 is higher than the highest point of the base 16, an air inlet channel 129 is arranged on the inner wall of the shell 12, the air inlet channel 129 is communicated with the first air inlet 128 and the third air inlet 1866, and the trigger air channel 164 is communicated with the air inlet channel 129; on the one hand, the plug-in design and the air intake effect of the electronic cigarette are facilitated, on the other hand, the height difference between the liquid storage tank 1864 and the first air intake hole 128 can be increased, and condensate is prevented from leaking from the first air intake hole 128.

In this embodiment, the atomizing assembly 14 may include an oil guide cotton and a heating wire wound around the oil guide cotton, may also include an oil guide ceramic and a heating element attached to the oil guide ceramic, may also include a porous glass and a heating element attached to the porous glass, and so on.

In this embodiment, an oil filling hole may be further formed in the sidewall of the housing 12, and an oil filling plug is disposed to be matched with the oil filling hole, and the oil filling hole is communicated with the oil storage bin 124. Of course, in the case where the base 16 is sufficiently large, oil holes and oil plugs may also be provided in the base 16.

Referring to fig. 4, the present application further provides an electronic cigarette, which includes an atomizer 10 and a battery host 20, wherein the atomizer 10 and the battery host 20 are adapted to each other and can be connected by a magnetic component or a fastening component. The specific structure of the atomizer 10 refers to the above embodiments, and since the electronic cigarette adopts all technical solutions of all the above embodiments, at least all beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.

Specifically, referring to fig. 5, the battery host 20 is a control center of the electronic cigarette, the battery host 20 of the electronic cigarette includes a housing, a support, a battery, a main control board, and a pressure switch 22, the support, the battery, the main control board, and the pressure switch 22 are all disposed in the housing, the main control board and the pressure switch 22 are all electrically connected to the battery, the main control board and the atomizing assembly 14 are respectively provided with a conductive column and an electrode column, and the conductive column contacts with the electrode column to electrically connect the main control board to the atomizing assembly 14. When the atomizer is plugged with the host, the electrode posts are in contact with the conductive posts to realize electrical connection, the air passage 164 is triggered to be communicated with the air pressure switch 22, and air is sucked at the suction nozzle 122, so that the atomizer 10 and the battery host 20 are electrified, the heating element is electrified to generate heat, and atomized tobacco tar is supplied to a user to be sucked.

Of course, the main control board still can set up the interface that charges to outer for charge for the battery through the charging wire, this interface that charges can be USB interface or Type-C interface etc.. Or the main control board is also provided with a wireless charging module, and the wireless charging module is electrically coupled with an external wireless charger; that is, charge the battery through the mode of wireless charging, reduce the use of external cable.

The atomizer 10 and the electronic cigarette at least have the following advantages:

the atomizer 10 is provided with the dry-wet separation assembly 18 in the housing 12, and the separation or conduction between the oil storage bin 124 and the atomization assembly 14 can be controlled along with the axial movement of the dry-wet separation assembly 18 along the base 16; when the oil storage bin 124 of the atomizer 10 is pre-filled with the tobacco tar, stored in a high-temperature environment or transported at a low pressure, the dry-wet separation assembly 18 controls the atomization assembly 14 to be separated from the oil storage bin 124, so as to block the atomization assembly 14 from contacting the tobacco tar in the oil storage bin 124, and thus, the tobacco tar can be prevented from leaking out of the atomization assembly 14 due to the increase of pressure intensity in the oil storage bin 124 or the decrease of external pressure intensity under the conditions of high temperature environment or external low pressure, and further flows out of the atomizer through the air inlet hole or the suction nozzle 122; when the atomizer 10 needs to be used, the dry-wet separation assembly 18 controls the atomization assembly 14 to be communicated with the oil storage bin 124 in a moving mode, and high-temperature atomization can be carried out after the atomization assembly 14 conducts oil; this dry-wet separation subassembly 18 can effectively prevent the problem of atomizer oil leak in high temperature storage and the low pressure transportation, improves user experience and feels, and simple structure, and is with low costs.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An atomizer comprises a shell, an atomizing assembly and a base, wherein the shell comprises an open end and a suction nozzle end, the inner part of the shell is divided into an oil storage bin and a smoke channel, and the base is inserted into the open end of the shell; the method is characterized in that: the dry-wet separation assembly is fixed on the base and can stretch and retract along a direction vertical to the base, and the dry-wet separation assembly is communicated with the smoke channel; atomization component set up in do wet separation subassembly is interior, just atomization component is along with do wet separation subassembly stretch out and draw back with oil storage storehouse cuts off or switches on.

2. The atomizer according to claim 1, wherein said oil reservoir is enclosed in said smoke channel, and said wet and dry separator assembly is fixed to said smoke channel at one end and fixed to said base at the other end, and coaxially disposed with said smoke channel.

3. The nebulizer of claim 2, wherein the telescopic displacement of the wet and dry separating assembly is such that the wet and dry separating assembly protrudes from the base to be flush with the base; or the wet and dry separation assembly is flush with the base to be recessed into the base; or the dry-wet separation assembly protrudes from the base to be recessed into the base.

4. The atomizer according to claim 2, wherein said dry-wet separation assembly comprises a first oil seal sleeve, a second oil seal sleeve and a movable seat, said first oil seal sleeve is sleeved on said smoke passage, said second oil seal sleeve is mortise-tenon connected with said first oil seal sleeve, and said second oil seal sleeve is fixed on said movable seat, said movable seat is movably connected with said base; the atomization assembly is arranged in the second oil sealing sleeve, an oil guide hole is formed in the second oil sealing sleeve, and the atomization assembly is communicated with the oil storage bin through the oil guide hole.

5. The atomizer according to claim 4, wherein an outer wall of a first end of the smoke channel facing away from the suction nozzle is provided with a limit boss, and the first oil seal sleeve abuts against the limit boss; the cross-sectional area of the smoke channel close to the second end of the suction nozzle is smaller than that of the suction nozzle, and the cross-sectional area of the second end of the smoke channel gradually increases from the cross-sectional area of the suction nozzle to the cross-sectional area of the suction nozzle.

6. The atomizer according to claim 5, wherein a mounting bracket is disposed at an end of the movable seat close to the smoke channel, the second oil seal sleeve is sleeved on the mounting bracket, and the second oil seal sleeve and the mounting bracket are in interference fit, and an atomization chamber is formed inside the second oil seal sleeve.

7. A nebulizer as claimed in claim 6, wherein the movable seat is provided with a reservoir provided at an end of the movable seat facing away from the smoke channel.

8. The atomizer according to claim 6, wherein a first air inlet hole is formed in a side wall of the housing, and a second air inlet hole is formed in a side portion of the movable seat; the base is provided with a trigger air passage, and the first air inlet hole and the trigger air passage are separated from or communicated with the second air inlet hole along with the movement of the movable seat.

9. The atomizer according to claim 8, wherein the lowest point of the first air inlet hole is higher than the highest point of the base, the inner wall of the housing is provided with an air inlet passage, the air inlet passage communicates the first air inlet hole with the second air inlet hole, and the trigger air passage communicates with the air inlet passage.

10. An electronic cigarette, characterized by comprising a battery host and the atomizer of any one of claims 1-9, wherein the atomizer is adapted to the battery host.