WO2016065596A1

WO2016065596A1 - Atomizer and electronic cigarette

Info

Publication number: WO2016065596A1
Application number: PCT/CN2014/089990
Authority: WO
Inventors: 刘秋明
Original assignee: 惠州市吉瑞科技有限公司
Priority date: 2014-10-31
Filing date: 2014-10-31
Publication date: 2016-05-06
Also published as: CN206620828U

Abstract

An atomizer and an electronic cigarette. The atomizer comprises: an atomizer body. The atomizer body is provided with a smoking extremity (3) and an atomizing component (4) used for atomizing an e-liquid. The atomizing component (4) comprises an atomizing sleeve (41), an atomizing core (42), a ventilation pipe (43), an e-liquid storage cavity (44), a first sealing ring (45), and a second sealing ring (46). The atomizing core (42) used for atomizing the e-liquid is detachably connected to one extremity of the atomizing sleeve (41). The smoking extremity (3) is detachably connected to the other extremity of the atomizing sleeve (41). The ventilation pipe (43) is inserted into the atomizing sleeve (41) and is detachably connected to the atomizing core (42). The e-liquid storage cavity (44) is formed between the ventilation pipe (43) and the atomizing sleeve (41). The first sealing ring (45) is sleeved on the ventilation pipe (43) and the outer circumferential surface of the first sealing ring (45) is flexibly abutted against the inner wall of the atomizing core (42). The second sealing ring (46) is provided at end surfaces at where the ventilation pipe (43) and the atomizing core (42) are connected, is abutted respectively against the end surface of the ventilation pipe (43) and the end surface of the atomizing core (42), and is used for preventing seepage of the e-liquid stored in the e-liquid storage cavity (44) via any gap in the connection between the ventilation pipe (43) and the atomizing core (42). With this, seepage of the e-liquid is prevented, wastage of the e-liquid is prevented, and a user is prevented from inhaling the e-liquid.

Description

A nebulizer and electronic cigarette

Technical field

The invention relates to the field of electronic cigarette technology, in particular to an atomizer for preventing leakage of smoke oil and an electronic cigarette.

Background technique

Electronic cigarettes are a relatively common simulated cigarette electronic product, which mainly includes an atomizer and a battery rod assembly. The battery rod assembly supplies electric energy to the atomizer, causes the heating wire in the atomizer to generate heat, and then atomizes the smoke liquid in the oil guiding rope of the atomizer to emit smoke, thereby achieving the effect of simulating smoke.

1 is a structure of an atomizer. As can be seen from FIG. 1, the vent tube 101 and the atomizing core 102 in the atomizer are sealed by a sealing ring 103 for preventing leakage of oil in the oil reservoir 104. The gas pipe 101 and the atomizing core 102 are inside.

Due to the radial contact of the sealing ring 103 with the vent tube 101, the oil in the oil reservoir 104 is easily infiltrated from the gap between the vent tube 101 and the atomizing core 102, resulting in waste of smoke oil and user smoking. Smoke oil, and when the smoke oil leaks into the battery rod assembly, it is easy to cause short circuit and affect the service life of the electronic cigarette.

Summary of the invention

The invention provides an atomizer and an electronic cigarette for preventing leakage of smoke oil.

A first aspect of the present invention provides an atomizer for connecting with a battery rod assembly to form an electronic cigarette, comprising: an atomizer body, the atomizer body being provided with a smoking end and for atomizing smoke oil Atomizing component;

The atomizing assembly includes an atomizing sleeve, an atomizing core, a vent tube, an oil storage chamber, a first sealing ring and a second sealing ring;

The atomizing core of the atomizing sleeve is detachably connected to the atomizing core for atomizing the smoke oil, and the other end of the atomizing sleeve is detachably connected to the smoking end; the vent tube is inserted into the mist a detachable connection with the atomizing core for discharging the atomized mist of the atomizing core to the smoking end; forming the oil reservoir between the vent pipe and the atomizing sleeve a cavity for storing the smoke oil for atomizing the atomized core;

The first sealing ring is sleeved on the vent pipe, and an outer circumferential surface of the first sealing ring is elastically abutted against an inner wall of the atomizing core for preventing smoke oil in the oil storage chamber from being Side wall seepage of snorkel The second sealing ring is disposed at an end surface of the connection between the vent pipe and the atomizing core, and abuts an end surface of the vent pipe and an end surface of the atomizing core, respectively, for preventing the The smoke oil in the oil reservoir penetrates from the connection gap between the vent pipe and the atomizing core.

In conjunction with the first aspect of the present invention, in a first implementation of the first aspect of the present invention, the atomization core is provided with an atomization chamber communicating with the vent tube and housed in the atomization chamber An electric heating wire assembly; the one end of the atomizing core extending to the outside of the atomizing sleeve is provided with a perforation for conducting and discharging the smoke oil in the atomizing chamber which is electrically connected to the atomizing chamber.

In conjunction with the first aspect of the present invention, or the first implementation of the first aspect, in a second implementation of the first aspect of the present invention, the one end of the atomization sleeve is tensioned and coupled for use with The atomizing core is detachably connected to the connecting member; the atomizing core further comprises a connecting sleeve and an atomizing cover detachably connected to the connecting member, wherein the connecting sleeve is formed with the atomizing chamber, and the connecting sleeve One end is for detachable connection with the battery rod assembly;

The atomizing cover is sleeved on the connecting sleeve and the venting tube, the inner circumferential surface of the connecting sleeve is provided with an annular protrusion, and the second sealing ring is disposed on the surface of the annular protrusion One side of the vent pipe; one end of the vent pipe passes through the atomizing cover and abuts the second sealing ring to clamp the second sealing ring between the annular protrusion and the Between the snorkels.

With the second implementation of the first aspect of the present invention, in a third implementation manner of the first aspect of the present invention, the outer surface of the connecting sleeve is provided with a limit that is opposite to the end surface of the atomizing cover Position convex.

In conjunction with a third implementation of the first aspect of the invention, in a fourth implementation of the first aspect of the invention, the outer surface of the sleeve is provided with a projection for supporting the heating wire assembly.

In conjunction with the second implementation of the first aspect of the present invention, in a fifth implementation of the first aspect of the present invention, the first sealing ring is located between the vent tube and the atomizing cover, and The inner circumferential surface and the outer circumferential surface of the first seal ring are elastically abutted against an outer circumferential surface of the vent pipe and an inner circumferential surface of the atomizing cover, respectively.

In conjunction with the fifth implementation manner of the first aspect of the present invention, in a sixth implementation manner of the first aspect of the present invention, the first sealing ring and the air vent tube are engaged by a buckle or a thread a detachable connection; two or more annular grooves are disposed on an outer circumferential surface of the first sealing ring, and the outer circumferential surface of the first sealing ring provided with an annular groove and the atomization cover are elastic Abut. Combined with this According to a second implementation manner of the first aspect of the present invention, in a seventh implementation manner of the first aspect of the present invention, the circumference of the second sealing ring is provided with a package sleeved on an outer circumferential surface of the ventilation pipe Cover.

In conjunction with the first aspect of the invention, in an eighth implementation of the first aspect of the invention, the outer end surface of the smoking end is a spherical surface.

In conjunction with the seventh implementation of the first aspect of the present invention, in a ninth implementation manner of the first aspect of the present invention, a nozzle assembly is disposed in the smoking end, the nozzle assembly and the atomization The connection between the sleeves is provided with a threaded connection structure or a snap connection structure;

A spacer is disposed between the nozzle assembly and the oil reservoir, and the spacer is closedly connected to an inner side of the atomization sleeve and an outer side of the air tube for preventing the inside of the oil reservoir The smoky oil enters the nozzle assembly.

In conjunction with the first implementation of the first aspect of the present invention, in a tenth implementation of the first aspect of the present invention, the atomization chamber is provided with a fixing member for fixing the heating wire assembly; A fixing member is coupled to the heating wire assembly.

In conjunction with the second implementation of the first aspect of the present invention, in an eleventh implementation of the first aspect of the present invention, an outer sidewall of one end of the atomizing core is provided for detachable from the battery rod assembly External thread for connection.

In conjunction with the eleventh implementation of the first aspect of the present invention, in the twelfth implementation of the first aspect of the present invention, the atomizing core further includes an insulating ring sleeved in the external thread and An inner electrode interposed in the insulating ring, one end of the heating wire assembly being connected to the inner electrode.

In conjunction with the first aspect of the invention, in a thirteenth implementation of the first aspect of the invention, the atomizing sleeve is a light transmissive sleeve.

A second aspect of the present invention provides an electronic cigarette comprising an atomizer and a battery rod assembly, wherein the atomizer is the mist described in the above first aspect or any one of the above first aspects Chemist.

It can be seen from the above technical solution that the first sealing ring is sleeved on the vent pipe, and the outer circumferential surface of the first sealing ring is elastically abutted against the inner wall of the atomizing core. For preventing the oil in the oil reservoir from infiltrating from the side wall of the vent pipe; the second sealing ring is disposed at an end surface of the vent pipe and the atomizing core, and respectively An end surface of the vent pipe abuts against an end surface of the atomizing core for preventing smoke oil in the oil reservoir from the vent pipe and the atomizing core The connection gap penetrates. Thereby effectively avoiding the waste of smoke oil, avoiding the user to smoke the oil, and prolonging the service life of the electronic cigarette.

DRAWINGS

1 is a schematic cross-sectional view showing the structure of a conventional atomizer;

2 is a schematic cross-sectional structural view of a preferred embodiment of the atomizer provided by the present invention;

3 is a schematic exploded view of a preferred embodiment of the atomizer provided by the present invention;

4 is a schematic cross-sectional structural view of another preferred embodiment of the atomizer provided by the present invention;

5 is a schematic structural view of a preferred embodiment of an atomizing core of the atomizer provided by the present invention;

Figure 6 is a partially enlarged schematic view showing the atomization core of the atomizer provided by the present invention;

FIG. 7 is a schematic cross-sectional view showing another preferred embodiment of the atomizer provided by the present invention.

detailed description

In order to make the object, the features and the advantages of the present invention more obvious and easy to understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. The described embodiments are only a part of the embodiments of the invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

2 is a cross-sectional structural view of a preferred embodiment of the atomizer provided by the present invention, and FIG. 3 is a schematic exploded view of a preferred embodiment of the atomizer according to the present invention. The structure of the atomizer is specifically described:

The atomizer is used in combination with a battery rod assembly to form an electronic cigarette, the atomizer comprising an atomizer body, the atomizer body is provided with a smoking end 3 and an atomizing assembly 4 for atomizing the tobacco oil;

The atomizing component 4 specifically includes:

An atomizing sleeve 41, an atomizing core 42, a venting tube 43, an oil reservoir 44, a first sealing ring 45 and a second sealing ring 46;

The atomizing core 42 for atomizing the smoke oil is detachably connected to one end of the atomizing sleeve 41, and the other end of the atomizing sleeve 41 is detachably connected to the smoking end 3; the venting tube 43 is inserted into the atomizing unit The sleeve 41 is detachably connected to the atomizing core 42 for discharging the mist atomized by the atomizing core 42 to the smoking end 3; the oil venting chamber 43 and the atomizing sleeve 41 form the oil storage chamber 44, for storing the smoke oil for atomizing the atomizing core 42;

The first seal ring 45 is sleeved on the vent pipe 43, and an outer peripheral surface of the first seal ring 45 is elastically abutted against an inner wall of the atomization core 42 for preventing smoke oil in the oil reservoir 44. The side wall of the vent pipe 43 is infiltrated; the second seal ring 46 is disposed at an end surface of the vent pipe 43 where the atomizing core 43 is connected, and is respectively opposed to an end surface of the vent pipe 43 and an end surface of the atomizing core 42. Connected to prevent the oil in the oil reservoir 44 from penetrating from the connection gap between the vent tube 43 and the atomizing core 42.

In the embodiment of the present invention, the first sealing ring 45 is sleeved on the ventilation pipe 43, and the outer circumferential surface of the first sealing ring 45 is elastically abutted against the inner wall of the atomizing core 42 for preventing the oil storage chamber. The smoke oil in 44 penetrates from the side wall of the vent pipe 43; the second seal ring 46 is disposed at an end surface of the vent pipe 43 where the atomizing core 42 is connected, and the end surface of the vent pipe 43 and the mist are respectively The end faces of the core 42 abut against each other for preventing the smoke oil in the oil reservoir 44 from penetrating from the connection gap between the vent pipe 43 and the atomizing core 42. Thereby effectively avoiding the waste of smoke oil and prolonging the service life of the electronic cigarette.

The specific structure of the atomizer will be further described below with reference to FIGS. 2 to 6:

As shown in FIG. 4, the atomization core 42 is provided with an atomization chamber 421 communicating with the vent tube 43 and a heating wire assembly 422 housed in the atomization chamber 421; as shown in FIG. One end of the core 42 extending to the outside of the atomizing sleeve 41 is provided with a through hole 423 for conducting and discharging the smoke oil in the atomizing chamber 421 which is electrically connected to the atomizing chamber 421. The perforation 423 is located outside the atomization sleeve 41, and the airflow can directly enter the atomization chamber 421 through the perforation 423 to avoid noise.

Further, as shown in FIG. 6, one end of the atomizing sleeve 41 is fastened and coupled with a connecting member 47 for detachably connecting with the atomizing core 42. The atomizing core 42 further includes a detachable connector 47. a connecting sleeve 424 and an atomizing cover 425, the atomizing chamber 421 is formed in the connecting sleeve 424, and one end of the connecting sleeve 424 is detachably connected to the battery rod assembly;

Further, the atomizing cover 425 is sleeved on the connecting sleeve 424 and the venting tube 43. The inner circumferential surface of the connecting sleeve 424 is provided with an annular protrusion 4241, and the second sealing ring 46 is disposed on the annular protrusion. a side of the vent pipe 43 facing the vent pipe 43; one end of the vent pipe 43 is inserted through the atomizing cover 425 and abuts against the second sealing ring 46, so that the second sealing ring 46 is clamped to the annular bulge 4241 is between the vent tube 46 and the above.

It should be noted that the atomizing sleeve 41 has a substantially cylindrical structure, and the venting tube 43 is enclosed for An air flow path is provided to the air flow passage of the smoking end 3, and two ends of the air flow pipe 43 are respectively inserted into the spacer 32 and the atomizing core 42; the connecting member 47 is inserted in the atomizing sleeve 41 for At one end of the atomizing core 42 , the connecting member 47 and the atomizing core 42 may be screwed together, that is, the connecting member 47 is provided with an internal thread at a position for connecting with the atomizing core 42 . The outer peripheral surface of the atomizing core 42 is provided with an externally threaded structure adapted to the internal thread. If other detachable connecting structures are adopted, other connecting structures may be disposed on the connecting member 47, for example, elastic snapping elastic pieces in the snap connection. In this embodiment, only the threaded structure connection is taken as an example, and Limited to threaded connections.

Specifically, the outer surface of the connecting sleeve 424 is provided with a limiting protrusion that abuts against the end surface of the atomizing cover 425. The limiting protrusion is used to prevent the atomizing cover 425 from excessively squeezing the heating wire assembly 422 and causing damage.

Specifically, the outer surface of the connecting sleeve 424 is provided with a protrusion for supporting the electric heating wire assembly 422. One end of the projection extends in an axial direction away from the coupling sleeve 424. By providing the protrusion, it is possible to prevent the side wall supporting the heating wire assembly 422 from being too thin to slide the heating wire assembly 422 into the atomizing chamber 421.

Specifically, the first sealing ring 45 is located between the vent pipe 43 and the atomizing cover 425, the first sealing ring 45 is detachably connected to the vent pipe 43, and the inner circumference of the first sealing ring 45 is The surface and the outer peripheral surface are elastically abutted against the outer peripheral surface of the vent pipe 43 and the inner peripheral surface of the atomizing cover 425, respectively.

Specifically, the first sealing ring 45 and the vent tube 43 can be detachably connected by means of snapping or screwing. For the specific connection structure, refer to the above description, and details are not described herein again.

Specifically, the smoking end 3 is made of a metal material, and the outer end surface of the smoking end 3 is a spherical surface, so that the smoking end 3 has the advantages of more beautiful appearance and convenient cleaning of dirt.

Specifically, the nozzle end 31 is disposed in the smoking end 3, and a connection between the nozzle assembly 31 and the atomization sleeve 41 is provided with a screw connection structure or a snap connection structure. In the embodiment, the nozzle assembly 31 and the atomizing sleeve 41 are screwed together as an example. The nozzle assembly 31 is provided with an internal thread at a position for connecting with the atomizing sleeve 41. The outer peripheral surface of the sleeve 41 is provided with an external thread adapted to the internal thread. If other detachable connection structures are adopted, other connection structures may be disposed on the nozzle assembly 31, such as elastic snap-fit springs in the snap connection. In this embodiment, only the threaded structure connection is taken as an example, and Not limited to threaded connections.

The threaded connection structure or the buckle connection structure in the embodiment can better disassemble the nozzle assembly 31 and is not easy to fall off; the nozzle assembly 31 and the atomization sleeve 41 are detachably connected to facilitate the user. The liquid smoke accumulated in the nozzle assembly 31 is cleaned to prevent the user from absorbing the liquid smoke, and is hygienic.

Further, a spacer 32 is disposed between the nozzle assembly 31 and the oil reservoir 44, and the spacer 32 is closedly connected to the inner side of the atomizing sleeve 41 and the outer side of the venting tube 43 for preventing the oil storage. The fumes in the cavity 44 enter the nozzle assembly 31 described above.

Further, as shown in FIG. 6, the atomization chamber 421 is provided with a fixing member 4211 for fixing the heating wire assembly 422; the fixing member 4211 is connected to the heating wire assembly 422.

Further, an outer side wall of one end of the atomizing core 42 is provided with an external thread for detachably connecting with the battery rod assembly.

Further, the atomizing core 42 further includes an insulating ring 426 that is sleeved in the external thread and an inner electrode 427 that is inserted into the insulating ring 426. One end of the heating wire assembly 422 is connected to the inner electrode 427.

Further, the atomization sleeve 41 is a light transmission sleeve. In practical applications, in order to improve the connection reliability and enhance the aesthetics of the electronic cigarette, the atomization sleeve 41 may be disposed at the same radial position as the spacer 32 for fixing the fastening ring of the spacer 32. And can write a promotional text or picture such as logo on the fastening ring.

Please refer to FIG. 7 , which is a cross-sectional structural diagram of another preferred embodiment of the atomizer according to the present invention. The embodiment is similar to the above embodiment, and the main difference is that the above-mentioned embodiment Two or more annular grooves 451 are provided on the outer peripheral surface of a seal ring 45, and the outer peripheral surface of the first seal ring 45 provided with the annular groove 451 is elastically abutted against the atomizing cover 425. The first sealing ring 45 is elastically deformed by providing the above-mentioned annular groove 451, thereby better assembling and sealing more uniformly;

The periphery of the second seal ring 46 is provided with a covering portion 461 that is sleeved on the outer peripheral surface of the vent pipe 43. By providing the covering portion 461, the second sealing ring 46 is first sleeved at the time of assembly. The vent pipe 43 is then placed in the atomizing sleeve 41, so that the problem that the second sealing ring 46 is not assembled and the oil leakage is avoided, and the coating portion 461 is coated. The smoke oil is prevented from entering the vent pipe 43 from between the second seal ring 46 and the vent pipe 43.

An embodiment of the present invention further provides an electronic cigarette, the electronic cigarette comprising an atomizer and a battery rod assembly, The battery rod assembly is not described in the prior art; the specific structure of the atomizer of the electronic cigarette can be referred to the specific structure of the atomizer in the above description, due to the structure of the atomizer of the electronic cigarette The atomizer described above has the same structure and thus has the same effect.

The above embodiments are only used to illustrate the technical solutions of the present invention, and are not intended to be limiting; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that The technical solutions are described as being modified, or equivalent to some of the technical features, and the modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

An atomizer for connecting with a battery rod assembly to form an electronic cigarette includes: an atomizer body, the atomizer body is provided with a smoking end and an atomizing assembly for atomizing the smoke oil, wherein :

The atomizing assembly includes an atomizing sleeve, an atomizing core, a vent tube, an oil storage chamber, a first sealing ring and a second sealing ring;

The atomizing core of the atomizing sleeve is detachably connected to the atomizing core for atomizing the smoke oil, and the other end of the atomizing sleeve is detachably connected to the smoking end; the vent tube is inserted into the mist a detachable connection with the atomizing core for discharging the atomized mist of the atomizing core to the smoking end; forming the oil reservoir between the vent pipe and the atomizing sleeve a cavity for storing the smoke oil for atomizing the atomized core;

The first sealing ring is sleeved on the vent pipe, and an outer circumferential surface of the first sealing ring is elastically abutted against an inner wall of the atomizing core for preventing smoke oil in the oil storage chamber from being a sidewall of the vent pipe is infiltrated; the second sealing ring is disposed at an end surface of the vent pipe and the atomizing core, and is respectively in contact with an end surface of the vent pipe and an end surface of the atomizing core And for preventing the smoke oil in the oil storage chamber from infiltrating from the connection gap between the air pipe and the atomizing core.
The atomizer according to claim 1, wherein the atomizing core is provided with an atomizing chamber communicating with the vent tube and a heating wire assembly housed in the atomizing chamber; An end of the atomizing core extending to the outside of the atomizing sleeve is provided with a perforation that is electrically connected to the atomizing chamber for inhaling and discharging the smoke oil in the atomizing chamber.
The atomizer according to claim 1 or 2, wherein one end of the atomizing sleeve is fastened and coupled with a connecting member for detachably connecting with the atomizing core; the atomizing core further comprises a connecting sleeve detachably connected to the connecting member and an atomizing cover, wherein the atomizing chamber is formed in the connecting sleeve, and one end of the connecting sleeve is detachably connected to the battery rod assembly;

The atomizing cover is sleeved on the connecting sleeve and the venting tube, the inner circumferential surface of the connecting sleeve is provided with an annular protrusion, and the second sealing ring is disposed on the surface of the annular protrusion One side of the vent pipe; one end of the vent pipe passes through the atomizing cover and abuts the second sealing ring to clamp the second sealing ring between the annular protrusion and the Between the snorkels.
The atomizer according to claim 3, wherein the outer surface of the connecting sleeve is provided with a limiting protrusion that abuts against the end surface of the atomizing cover.
The atomizer according to claim 4, wherein the outer surface of the connecting sleeve is provided A projection is provided to support the heating wire assembly.
The atomizer according to claim 3, wherein the first sealing ring is located between the vent pipe and the atomizing cover, and an inner circumferential surface and an outer circumferential surface of the first sealing ring respectively The outer peripheral surface of the vent pipe and the inner peripheral surface of the atomizing cover are elastically abutted.
The atomizer according to claim 6, wherein the first sealing ring and the vent pipe are detachably connected by means of snapping or threading; the outer circumferential surface of the first sealing ring Two or more annular grooves are provided, and the outer circumferential surface of the first sealing ring provided with the annular groove elastically abuts against the atomizing cover.
The atomizer according to claim 3, wherein a periphery of the second seal ring is provided with a covering portion that is sleeved on an outer peripheral surface of the vent pipe.
The atomizer according to claim 1, wherein the outer end surface of the smoking end is a spherical surface.
The atomizer according to claim 8, wherein a suction nozzle assembly is disposed in the smoking end, and a connection between the nozzle assembly and the atomization sleeve is provided with a screw connection structure or a buckle Connection structure

A spacer is disposed between the nozzle assembly and the oil reservoir, and the spacer is closedly connected to an inner side of the atomization sleeve and an outer side of the air tube for preventing the inside of the oil reservoir The smoky oil enters the nozzle assembly.
The atomizer according to claim 2, wherein a fixing member for fixing the heating wire assembly is disposed in the atomizing chamber; and the fixing member is coupled to the heating wire assembly.
The atomizer of claim 3 wherein the outer sidewall of one end of the atomizing core is provided with external threads for detachable attachment to the battery rod assembly.
The electronic cigarette according to claim 12, wherein the atomizing core further comprises an insulating ring sleeved in the external thread and an inner electrode inserted in the insulating ring, the heating wire assembly One end is connected to the inner electrode.
The atomizer of claim 1 wherein said atomizing sleeve is a light transmissive sleeve.
An electronic cigarette comprising an atomizer and a battery rod assembly, characterized in that the atomizer is the atomizer according to any one of claims 1 to 14.