CN105919163B

CN105919163B - Atomizer and electronic cigarette thereof

Info

Publication number: CN105919163B
Application number: CN201610440511.4A
Authority: CN
Inventors: 不公告发明人
Original assignee: Joyetech Europe Holding GmbH
Current assignee: Joyetech Europe Holding GmbH
Priority date: 2016-06-17
Filing date: 2016-06-17
Publication date: 2020-03-20
Anticipated expiration: 2036-06-17
Also published as: CN105919163A

Abstract

The invention provides an atomizer which comprises a second shell, a liquid storage cavity arranged in the second shell, a connecting piece arranged in the second shell, and an atomizing assembly at least partially contained in the connecting piece, and further comprises an adjusting piece sleeved on the connecting piece in a sliding manner, wherein a second liquid injection hole communicated with the liquid storage cavity is formed in the second shell, a third liquid injection hole is formed in the adjusting piece, and the third liquid injection hole and the second liquid injection hole can be mutually communicated by sliding the adjusting piece so as to inject smoke liquid into the liquid storage cavity. The atomizer provided by the invention can fill tobacco juice into the liquid storage cavity through the third liquid injection hole formed in the side wall of the connecting piece, so that the side liquid injection is realized, and the atomizer is convenient to use. The invention also provides the electronic cigarette with lateral injection.

Description

Atomizer and electronic cigarette thereof

Technical Field

The invention relates to the technical field of electronic cigarettes, in particular to an atomizer and an electronic cigarette thereof.

Background

The electronic cigarette, also known as a virtual cigarette, an electronic atomizer and an electronic cigar, has the same appearance as a cigarette and the taste similar to the cigarette, and is mainly used for simulating the smoking feeling so as to stop smoking or substitute the cigarette.

The atomizer is an important component of an electronic cigarette. The liquid injection mode of the atomizer on the market at present mainly comprises the following two modes: the upper liquid injection mode and the lower liquid injection mode. In the liquid injection mode, the atomizer is usually required to be detached from the electronic cigarette to expose the liquid injection port, so that liquid injection can be performed; because stock solution chamber and atomizing chamber intercommunication, and have certain hydraulic pressure difference between the two, the pressure that produces easily makes the tobacco juice get into the atomizing chamber through tobacco juice chamber, feed liquor hole when the liquid is annotated to the user, leads to the atomizer weeping. In addition, the liquid pouring operation is troublesome, the electronic cigarette needs to be inverted, and then the base is opened to inject liquid; and because the base passes through threaded connection on the atomizer, there is the tobacco juice to spill over easily at threaded connection department. Either way, the atomizer liquid injection operation is complicated, and the atomizer and/or the electronic cigarette are difficult to clean.

Disclosure of Invention

In view of the above, it is desirable to provide an atomizer for side injection and an electronic cigarette.

The utility model provides an atomizer, its includes first casing, sets up the stock solution chamber in first casing, installs connecting piece in first casing and at least part accommodate the atomization component in the connecting piece, the atomizer still includes that the adjusting part on the connecting piece is located to the slip cap, set up on the first casing with the first notes liquid hole of stock solution chamber intercommunication has seted up the second on the adjusting part and has annotated the liquid hole, and the slip adjusting part can make the second annotate the liquid hole and communicate each other in order to annotate the tobacco juice intracavity with first notes liquid hole.

Furthermore, two first sealing pieces are installed on the first shell, and the first liquid injection hole is located between the two first sealing pieces.

Furthermore, the adjusting part comprises a body and a supporting part formed by bending one end of the body inwards and radially, a stopping part is arranged on the outer surface of the connecting part, the atomizer further comprises an elastic part arranged on the connecting part, one end of the elastic part elastically supports against the stopping part, and the other end elastically supports against the supporting part.

Furthermore, a limit groove is concavely arranged on the stopping portion, and one end of the elastic piece close to the stopping portion is contained in the limit groove.

Furthermore, the tail end of the abutting part is bent to form a limiting part, and one end of the elastic part, which is close to the abutting part, is abutted against the limiting part or is positioned between the inner wall of the adjusting part and the limiting part.

Furthermore, a step part is convexly arranged on the outer surface of the first shell, when the adjusting piece slides downwards to abut against the step part, the adjusting part reaches the maximum stroke, and at the moment, the second liquid injection hole is communicated with the first liquid injection hole.

Further, the atomizer still includes the shell, the regulating part is located between the shell and the connecting piece, the upper end of shell is in first liquid injection hole of first casing is below.

Further, the atomizer still includes the shell, the regulating part be located the shell with between the connecting piece, correspond on the shell the first notes liquid hole has been seted up the third and has been annotated the liquid hole, slide the regulating part can make the second annotate the liquid hole intercommunication the third annotate the liquid hole with first annotate the liquid hole with to stock solution intracavity filling cigarette liquid.

Furthermore, a first air inlet hole is formed in the adjusting piece, a groove communicated with the first air inlet hole is concavely formed in the inner wall of the adjusting piece, a second air inlet hole is formed in the stopping portion of the connecting piece, a communicating groove communicated with the second air inlet hole is formed in the side wall of one end of the first shell, and when the adjusting piece is rotated until the groove and the communicating groove are at least partially overlapped, the first air inlet hole is communicated with the corresponding second air inlet hole.

Furthermore, two first air inlets which are arranged oppositely are formed in the top wall of the adjusting piece, two grooves are concavely formed in the inner wall of the adjusting piece, one groove is communicated with one first air inlet, the other groove is communicated with the other first air inlet, two second air inlets which are arranged oppositely are formed in the stopping portion of the connecting piece, and two communicating grooves are correspondingly formed in the side wall of one end of the first shell.

Further, the atomizer still includes the fixing base, and atomization component includes atomizing head, the breather pipe of intercommunication atomizing head and fixing base.

An electronic cigarette comprising the atomizer of any of the preceding claims.

The atomizer or the electronic cigarette comprises the adjusting piece which is arranged on the connecting piece in a sliding mode, and the tobacco juice is filled into the liquid storage cavity through the first liquid injection hole communicated with the second liquid injection hole formed in the side wall of the adjusting piece, so that the side liquid injection is realized, the structure is simple, and the use is convenient; the adjusting piece is further provided with a first air inlet hole and a groove communicated with the first air inlet hole, the connecting piece is provided with a second air inlet hole, when the adjusting piece is rotated until each groove is at least partially overlapped with one corresponding second air inlet hole, the first air inlet holes are communicated with the corresponding second air inlet holes, and the air quantity can be adjusted. The invention can respectively adjust air or fill tobacco juice through the adjusting piece, has simple structure and convenient use.

Drawings

Fig. 1 is a schematic perspective view of an electronic cigarette according to a first embodiment of the present invention.

Figure 2 is a front view of the electronic cigarette shown in figure 1.

Figure 3 is a cross-sectional view of the e-cigarette of figure 2 taken along line a-a.

Figure 4 is another cross-sectional view of the e-cigarette of figure 2 taken along line a-a (with the adjustment member depressed for priming);

fig. 5 is a sectional view of a second embodiment of the present invention.

Fig. 6 is a left side view of an electronic cigarette according to a third embodiment of the present invention.

Fig. 7 is a schematic view of a partial structure of the electronic cigarette shown in fig. 6.

Figure 8 is a perspective view of the regulating member of the e-cigarette of figure 7.

Fig. 9 is a cross-sectional view of the adjustment member of fig. 8 taken along line C-C.

Fig. 10 is a cross-sectional view of the adjustment member of fig. 8 taken along line D-D.

Figure 11 is a cross-sectional view of the e-cigarette of figure 6 taken along line B-B.

Figure 12 is another cross-sectional view of the e-cigarette of figure 6 (with the adjustment member rotated 90 degrees).

Figure 13 is yet another cross-sectional view (rotated 90 degrees overall relative to figure 11) of the e-cigarette of figure 6.

Battery assembly 30 of electronic cigarette 100 atomizer 10

Second body 120 of outer case 40 first body 130

Adjustment member 140 and attachment member 150 atomization assembly 160

Second seal 170 holder 180 mouthpiece 190

Third liquid injection hole 4001 of liquid storage cavity 200 and first liquid injection hole 1301

Stepped part 1303 internal thread 1305 limit projection 1306

Side wall 1309 of communication groove 1308 and body 141

Inner wall 1418 of groove 1415 of second liquid injection hole 1411

The first air inlet hole 1433 of the limit part 1431 of the supporting part 143

External thread 1505 stop 1503 limit groove 1506

Second inlet ports 1508 positive contact 1603 of atomizing head 1601

Vent tube 1605 elastomeric member 20 first seal 50

Opening 401

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

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.

Example one

Referring to fig. 1-4, an electronic cigarette 100 is provided according to an embodiment of the present invention. The electronic cigarette 100 includes an atomizer 10, a battery assembly 30 and a housing 40, wherein the battery assembly 30 is accommodated at the lower end of the housing 40, and the atomizer 10 is accommodated at the upper end of the housing 40 and electrically connected to the battery assembly 30.

The atomizer 10 includes a second housing 120, a first housing 130, an adjusting member 140, a connecting member 150, an atomizing assembly 160, a fixing base 180, and a mouthpiece 190.

The second housing 120 is received in the end of the casing 40 close to the battery assembly 30, and the first housing 130 is mounted on the end of the second housing 120 away from the battery assembly 30. The adjusting member 140 is slidably sleeved on the first housing 130, and the adjusting member 140 is disposed between the outer shell 40 and the first housing 130. The connecting member 150 is accommodated in the first housing 130, one end of the connecting member 150 is detachably connected to the atomizing assembly 160, and the other end is in threaded connection with the first housing 130. The fixing seat 180 is accommodated and fixed at the tail end of the connecting piece 150, the cigarette holder 190 is detachably accommodated at the top of the fixing seat 180, the cigarette holder 190 can be clamped or integrally formed with the fixing seat 180, and the bottom end of the fixing seat 180 is provided with internal threads which are in threaded connection with the atomizing component 160.

The casing 40 has a substantially cylindrical shape, and the casing 40 has a third liquid inlet 4001.

The first casing 130 has a first pour hole 1301 formed therein corresponding to the third pour hole 4001, and the inner surface of the upper end of the first casing 130 has an internal thread 1305 formed therein, the internal thread 1305 being located substantially above the first pour hole 1301.

The second casing 120 is a sleeve with an upper opening and a lower opening, and may be a glass sleeve, a stainless steel sleeve, a sleeve with glass combined with stainless steel, etc., and the housing 40 is provided with an opening 401 at a position corresponding to the first casing 120.

By adopting a glass sleeve or a sleeve made of glass combined with stainless steel, the liquid injection amount of the inner side of the shell 40 can be conveniently observed from the outer side of the shell 40 by a user by arranging the opening 401 on the shell 40, so that accurate liquid injection is realized.

Further, the first housing 130 is a metal piece with a threaded ring.

Further, the second housing 120 and the first housing 130 are detachably connected.

In the embodiment of the present invention, the adjusting member 140 is substantially in a sleeve shape, and includes a main body 141 and a supporting portion 143 formed by bending one end of the main body 141 radially inward, the main body 141 is opened with a second liquid injecting hole 1411, and the end of the supporting portion 143 is bent to form a limiting portion 1431.

As shown in fig. 4, a stop portion 1503 and an external thread 1505 corresponding to the internal thread 1305 are disposed on the outer surface of the connecting member 150, and a limit groove 1506 is recessed on the stop portion 1503. The first housing 130 and the connection member 150 are tightly coupled by the internal thread 1305 and the external thread 1505, and at the same time, a second sealing member 170 is further provided between the internal thread 1305 and the external thread 1505 for further improving airtightness.

In this embodiment, the limiting groove 1506 is a U-shaped groove. It is understood that the limiting groove 1506 may be a V-shaped structure, a hook, or other structures.

As shown in fig. 3 and 4, the atomizer 10 further includes an elastic member 20 disposed outside the connecting member 150, one end of the elastic member 20 elastically abuts against the stopping portion 1503 and is correspondingly accommodated in the limiting groove 1506, the other end of the elastic member 20 elastically abuts against the abutting portion 143 of the adjusting member 140, and one end of the elastic member 20 close to the abutting portion 143 abuts against the limiting portion 1431 or is located between the limiting portion 1431 and the inner wall of the adjusting member 140, so as to improve the stability of the adjusting member 140 in the sliding process.

It is understood that in other embodiments, the limiting portion 1431 and the limiting groove 1506 may be omitted, and one end of the elastic element 20 elastically abuts against the stopping portion 1503, and the other end elastically abuts against the abutting portion 143.

In the present embodiment, the elastic element 20 is a spring sleeved on the connecting element 150, and it can be understood that the number of the elastic elements 20 is not limited, and a plurality of elastic elements 20 may be disposed between the stopping portion 1503 and the abutting portion 143, for example, one elastic element 20 is disposed at each of two opposite positions of the fixing base 180.

The kind of the elastic member 20 is not limited, and any member having elasticity and rigidity, such as a thin steel plate, is within the scope of the present invention.

As shown in fig. 3, the atomizing assembly 160 includes an atomizing head 1601, a positive contact 1603 fixed to an end of the atomizing head 1601 near the battery assembly 30, and a vent pipe 1605 communicating the atomizing head 1601 and the fixing base 180. The atomizing head 1601 is electrically connected to the battery assembly 30 via a positive contact 1603. The top and the bottom of breather pipe 1605 all are equipped with the screw thread, wherein top and fixing base 180 threaded connection, bottom and the first 1601 threaded connection that atomizes.

As shown in fig. 4, a liquid storage chamber 200 is formed between the inner walls of the second housing 120 and the first housing 130 and the outer walls of the connecting member 150 and the atomizing head 1601. When the liquid storage device is used, liquid smoke is injected into the liquid storage cavity 200 from the third liquid injection hole 4001, the second liquid injection hole 1411 and the first liquid injection hole 1301 in sequence, then enters the atomizing head 1601 from the bottom of the atomizing head 1601, and smoke generated after heating and atomizing by a heating element (not shown) in the atomizing head 1601 enters the ventilation pipe 1605 and the cigarette holder 190 and finally reaches the mouth of a user.

Fig. 3 shows that the electronic cigarette 100 is in a natural state, at this time, the upper end of the adjusting member 140 abuts against the fixing seat 180, the second liquid injection hole 1411 is located above the third liquid injection hole 4001, the inner wall of the adjusting member 140 is tightly attached to the outer wall of the first casing 130, so that the first liquid injection hole 1301 is sealed, at this time, the cigarette liquid cannot be injected into the electronic cigarette 100 through the third liquid injection hole 4001, and the cigarette liquid can be effectively prevented from leaking outwards through the first liquid injection hole 1301.

Referring to fig. 4, when the adjusting member 140 is slid downward along the axial direction of the electronic cigarette 100 until the second liquid injection hole 1411 is communicated with the third liquid injection hole 4001 and the first liquid injection hole 1301, the electronic cigarette 100 can be conveniently filled with the tobacco juice through the first liquid injection hole 1301, so that the side liquid injection and filling mode of the electronic cigarette 100 is realized, after the filling of the tobacco juice is finished, the adjusting member 140 is released, and the adjusting member 140 automatically returns to the initial state shown in fig. 3 under the action of the elastic member 20, which is very convenient.

As shown in fig. 3, two first sealing members 50 are further attached to the first casing 130, and the first pour hole 1301 is located between the two first sealing members 50. The two first sealing pieces 50 on two sides of the first liquid injection hole 1301 are tightly attached to the inner wall of the adjusting piece 140, so that the first liquid injection hole 1301 is sealed, and the sealing effect is better.

As shown in fig. 4, further, a step portion 1303 is convexly provided on the outer surface of the first casing 130, and when the adjusting member 140 slides downward to abut against the step portion 1303, the maximum stroke is reached, and at this time, the second liquid injection hole 1411 accurately communicates the third liquid injection hole 4001 and the first liquid injection hole 1301, so that the convenience of injecting the smoke liquid can be further improved.

The air intake in this embodiment can be realized by various disclosed technical solutions, which are not described herein. For example, the atomizing head can be provided with a vent hole on the atomizing head shell, and an air inlet hole communicated with the vent hole is directly arranged on the shell 40; or as the CN201610024931.4 has disclosed, an air adjusting ring is arranged on the periphery of the atomizer base, the air adjusting ring is provided with an air adjusting hole, the relative position of the air adjusting ring and the atomizer base is adjusted, the communication area between the air adjusting hole and the air vent can be adjusted, and the air quantity entering the atomizer can be adjusted, so that the generated smoke quantity can be adjusted to be accurately adjusted.

The electronic cigarette 100 of the embodiment realizes the side injection of the electronic cigarette 100 by arranging the second injection hole 1411 on the regulating member 140 and enabling the second injection hole 1411 to communicate with the third injection hole 4001 and the first injection hole 1301 by sliding the regulating member 140, so that the operation is simple and convenient, and meanwhile, the problem that the smoke liquid of the upper injection liquid or the lower injection liquid seeps out through a threaded connection part is avoided.

Example two

Referring to fig. 5, the electronic cigarette 100 according to the second embodiment of the present invention is different from the electronic cigarette 100 according to the first embodiment of the present invention in that the third liquid injection hole 4001 of the housing 40 according to the first embodiment of the present invention is removed. The length of the casing 40 of the embodiment is relatively short, the upper end of the casing 40 is not higher than the first liquid injection hole 1301 on the first shell 130 after assembly is completed, and when the cigarette liquid needs to be injected, only the adjusting piece 140 needs to be slid downwards to enable the second liquid injection hole 1411 to be communicated with the first liquid injection hole 1301, so that the structure is simpler.

EXAMPLE III

Referring to fig. 6 to 10, the electronic cigarette 100 according to the third embodiment of the present invention is different from the electronic cigarette 100 according to the first embodiment of the present invention in that two first air inlet holes 1433 are formed on the top wall of the adjusting member 140, two concave grooves 1415 are recessed on the inner wall 1418 of the adjusting member 140, one concave groove 1415 is communicated with one of the first air inlet holes 1433, the other concave groove 1415 is communicated with the other first air inlet hole 1433, and two second air inlet holes 1508 are formed on the blocking portion 1503 of the connecting member 150.

Two opposite communication grooves 1308 are formed in a side wall 1309 at one end of the first casing 130, and each communication groove 1308 is correspondingly communicated with one second air inlet hole 1508 respectively.

Referring to fig. 11-13, the adjusting element 140 is slidably sleeved on the first housing 130, and the adjusting element 140 can rotate relative to the first housing 130, and during the rotating or sliding process, the inner wall 1418 of the adjusting element 140 is always tightly attached to the outer wall of the first housing 130.

It is understood that the first air inlet holes 1433 may be disposed on a side wall of the adjustment member 140 near the top wall to ensure that air can enter the second air inlet holes 1508 through the first air inlet holes 1433.

An air inlet channel is formed between the connector 150 and the ventilation pipe 1605, an air outlet channel is arranged inside the ventilation pipe 1605, and the air inlet channel and the air outlet channel are respectively communicated with the atomizing head 1601. The top of breather pipe 1605 is equipped with the external screw thread in order with fixing base 180 threaded connection, the bottom of breather pipe 1605 is equipped with the external screw thread in order with the first 1601 threaded connection that atomizes.

As shown in fig. 11, when the groove 1415 and the second air intake hole 1508 completely or partially overlap, air enters the adjusting member 140 from the first air intake hole 1433, and sequentially enters the connecting member 150 through the groove 1415, the communicating groove 1308 and the second air intake hole 1508, and enters the inside of the atomizing head 1601 through the air inlet channel, and smoke generated after the liquid smoke is atomized in the atomizing head 1601 enters the air outlet channel, and is sucked by the user from the suction nozzle 190.

As shown in fig. 12, the adjusting member 140 is rotated by 90 degrees relative to the connecting member 150, the two grooves 1415 of the adjusting member 140 are completely staggered from the two communication grooves 1308, and the inner wall 1418 of the adjusting member 140 seals the communication grooves 1308, thereby sealing the two second air intake holes 1508 and closing the air intake passage. The degree of overlap of the concave groove 1415 with the communication groove 1308 is controlled by rotating the adjuster 140, and the amount of conditioned air intake air can be achieved.

It can be understood that the number of the first air inlet holes 1433 is not limited, and only one groove 1455 communicating with the first air inlet holes 1433 is correspondingly provided, only one second air inlet hole 1508 is provided on the connecting member 150, and only one communicating groove 1308 communicating with the second air inlet hole 1508 needs to be provided on the first housing 130. It is understood that the number of the first air intake holes 1433 is three, four, and the same number of the communication grooves are correspondingly provided, and the present invention is also within the protection scope of the present invention.

In the electronic cigarette 100 according to the third embodiment of the present invention, by arranging the second liquid injection hole 1411, the first air inlet hole 1433, and the groove 1415 on the adjusting member 140, the air intake amount can be conveniently adjusted or the cigarette liquid can be conveniently injected by rotating the adjusting member 140 or pressing the adjusting member 140 downward.

The electronic cigarette 100 of the embodiment realizes upward ventilation by the rotation of the adjusting part 140, and the first air inlet hole 1433 is disposed at the top end of the adjusting part 140 so that the first air inlet hole 1433 is far away from the liquid storage cavity 200, thereby preventing the smoke liquid from leaking through the first air inlet hole 1433; simultaneously, through set up the second of communicateing first notes liquid hole 1301 on the lateral wall at regulating part 140 and annotate liquid hole 1401, need not dismantle atomizer 10 from battery pack 30 when annotating the tobacco juice, avoided the tobacco juice to leak from the threaded connection department of atomizer 10 and battery pack 30, convenient to use to user experience has been promoted.

It can be understood that, like the second embodiment, the third liquid injecting hole 4001 in the casing 40 can be eliminated in this embodiment, in this case, the length of the casing 40 is relatively short, the upper end of the casing 40 after assembly is not higher than the first liquid injecting hole 1301 in the first casing 130, when the smoke liquid needs to be injected, only the adjusting member 140 needs to be slid downwards to enable the second liquid injecting hole 1411 to be communicated with the first liquid injecting hole 1301, and the structure is simpler.

The above examples only express embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides an atomizer, its includes first casing (130), sets up stock solution chamber (200) in first casing (130), installs connecting piece (150) in first casing (130) and at least part accommodate atomizing subassembly (160) in connecting piece (150), and the one end and the atomizing subassembly (160) of connecting piece (150) can be dismantled and be connected its characterized in that: the atomizer further comprises an adjusting piece (140) which is sleeved on the connecting piece (150) in a sliding mode, a first liquid injection hole (1301) communicated with the liquid storage cavity (200) is formed in the first shell (130), a second liquid injection hole (1411) is formed in the adjusting piece (140), the adjusting piece (140) comprises a body (141) and a supporting portion (143) formed by inwards and radially bending one end of the body (141), a stopping portion (1503) is arranged on the outer surface of the connecting piece (150), the atomizer further comprises an elastic piece (20) arranged on the outer side of the connecting piece (150), one end of the elastic piece (20) elastically supports the stopping portion (1503), the other end of the elastic piece elastically supports the supporting portion (143), and the axially sliding adjusting piece (140) enables the second liquid injection hole (1411) and the first liquid injection hole (1301) to be communicated with each other so that smoke liquid can be injected into the liquid storage cavity (200).

2. The nebulizer of claim 1, wherein: two first sealing pieces (50) are installed on the first shell (130), and the first liquid injection hole (1301) is positioned between the two first sealing pieces (50).

3. The nebulizer of claim 1, wherein: the stopping portion (1503) is concavely provided with a limiting groove (1506), and one end of the elastic piece (20) close to the stopping portion (1503) is accommodated in the limiting groove (1506).

4. A nebulizer as claimed in claim 3, wherein: the tail end of the abutting part (143) is bent to form a limiting part (1431), and one end, close to the abutting part (143), of the elastic piece (20) abuts against the limiting part (1431) or is located between the inner wall (1418) of the adjusting piece (140) and the limiting part (1431).

5. The nebulizer of claim 1, wherein: the outer surface of the first shell (130) is convexly provided with a step part (1303), when the adjusting piece (140) slides downwards to abut against the step part (1303), the adjusting piece (140) reaches the maximum stroke, and at the moment, the second liquid injection hole (1411) is communicated with the first liquid injection hole (1301).

6. The nebulizer of any one of claims 1-5, wherein: the atomizer further comprises a shell (40), the adjusting piece (140) is located between the shell (40) and the connecting piece (150), and the upper end of the shell (40) is located below the first liquid injection hole (1301) in the first shell (130).

7. The nebulizer of any one of claims 1-5, wherein: the atomizer further comprises a shell (40), a third liquid injection hole (4001) is formed in the shell (40) corresponding to the first liquid injection hole (1301), and the sliding adjusting piece (140) enables the second liquid injection hole (1411) to be communicated with the third liquid injection hole (4001) and the first liquid injection hole (1301) so as to inject smoke liquid into the liquid storage cavity (200).

8. The nebulizer of claim 1, wherein: the adjusting piece (140) is provided with a first air inlet hole (1433), a groove (1415) communicated with the first air inlet hole (1433) is concavely arranged on an inner wall (1418) of the adjusting piece (140), a second air inlet hole (1508) is arranged on a stopping portion (1503) of the connecting piece (150), a communicating groove (1308) communicated with the second air inlet hole (1508) is arranged on a side wall (1309) at one end of the first shell (130), and when the adjusting piece (140) is rotated until the groove (1415) and the communicating groove (1308) are at least partially overlapped, the first air inlet hole (1433) is communicated with the corresponding second air inlet hole (1508).

9. The nebulizer of claim 1, wherein: two first air inlet holes (1433) which are arranged oppositely are formed in the top wall of the adjusting piece (140), two grooves (1415) are concavely formed in the inner wall (1418) of the adjusting piece (140), one groove (1415) is communicated with one first air inlet hole (1433), the other groove (1415) is communicated with the other first air inlet hole (1433), two second air inlet holes (1508) which are arranged oppositely are formed in the stopping portion (1503) of the connecting piece (150), and two communicating grooves (1308) are correspondingly formed in the side wall (1309) at one end of the first shell (130).

10. The nebulizer of claim 1, wherein: the atomizer still includes fixing base (180), and atomizing subassembly (160) are including atomizing head (1601), intercommunication atomizing head (1601) and breather pipe (1605) of fixing base (180).

11. An electronic cigarette, characterized in that: the electronic cigarette comprising the atomizer of any one of claims 1-10.