CN107205485B - Atomization component and electronic cigarette - Google Patents

Abstract

An atomizing assembly and an electronic cigarette, the atomizing assembly comprises a suction nozzle assembly, an oil storage assembly and an atomizing core assembly, an oil filling port (200) is formed on one end face of the oil storage assembly, the atomizing core assembly is fixedly inserted in the oil storage assembly, the atomizing core assembly comprises an atomizing base (31), an oil absorbing piece (32) sleeved in the atomizing base (31), a heating wire (33) sleeved in the oil absorbing piece (32), an inner electrode assembly and a vent pipe (34) arranged at one end of the atomizing base (31), the atomizing base (31) is fixedly connected with the oil storage assembly in a tight fit manner, the heating wire (33) is wound into a hollow columnar structure, an atomizing cavity (331) arranged along the longitudinal extension of the atomizing assembly is formed in a hollow area of the heating wire (33), the inner wall of the oil absorbing piece (32) is attached to the heating wire (33), the inner electrode assembly is electrically connected with the heating wire (33) and is used for being connected with a battery assembly (, one end of the air pipe (34) is connected with the atomizing base (31), and the other end of the air pipe (34) extends out of the oil filling port (200) and is inserted into the suction nozzle assembly. The atomization assembly is free of glass fiber ropes, large in smoke amount, good in smoke oil sealing performance and simple and compact in overall structure.

Description

Atomization component and electronic cigarette

Technical Field

The invention relates to the field of electric heating products, in particular to an atomizing assembly and an electronic cigarette.

Background

The electronic cigarette in the prior art comprises an atomizer and a battery rod, wherein the atomizer comprises an atomizing core component for atomizing tobacco tar, the atomizing core component and the atomizer are integrated, the totally-enclosed atomizer can not be added with the tobacco tar, and the tobacco tar is thrown away when no tobacco tar is available, so that resource waste is caused and the use cost of a user is increased; secondly, the heating wire in the atomizing core assembly is transversely placed in the atomizing cavity, the heating wire is spirally wrapped on the glass fiber wire, two ends of the glass fiber wire penetrate through the side wall of the atomizing cavity and are inserted into the oil storage space of the atomizer, the atomizer is small in width, the length of the heating wire is small due to the fact that the width of the atomizer is limited, and therefore the contact area between the heating wire and the tobacco tar is small, the amount of generated smoke is small, in addition, in the production assembly and use processes, the transversely placed heating wire is easy to extrude, the resistance of the rings of the heating wire is unstable due to mutual contact between the rings, the amount of the smoke is unstable, the tobacco tar is easy to permeate into the atomizing core assembly from a gap between the side wall of the atomizing cavity and the glass fiber wire, and a user can easily absorb the tobacco tar; in addition, the heating wire winding is on the glass fine rope, conducts the tobacco tar on the oil storage cotton to heating wire winding department through the glass fine rope and supplies power the hot wire atomizing, when the user smoking, leads the limited production phenomenon of scorching of oil because of glass fine rope, and glass fine rope can produce some glass fibre waddings simultaneously and be inhaled by the user to influence the health.

Disclosure of Invention

The invention aims to solve the technical problem of providing an atomization assembly and an electronic cigarette which have no glass fiber rope, can generate larger smoke amount and have stable smoke amount, and can add tobacco tar after a suction nozzle assembly is detached.

The technical scheme adopted by the invention for solving the technical problems is as follows: an atomization assembly is constructed and used for being combined with a battery assembly to form an electronic cigarette, the atomization assembly comprises a suction nozzle assembly, an oil storage assembly and an atomization core assembly used for atomizing tobacco tar, an oil filling port is formed in the end face of one end of the oil storage assembly, the suction nozzle assembly is detachably connected to one end of the oil storage assembly and covers the oil filling port, and the atomization core assembly is fixedly inserted into the oil storage assembly and forms an oil storage cavity used for storing the tobacco tar with the oil storage assembly in an enclosing mode;

the atomizing core component comprises an atomizing base, an oil absorption piece made of oil absorption material and sleeved in the atomizing base, a heating wire sleeved in the oil absorption piece, an inner electrode component arranged at one end of the atomizing base and a vent pipe, the atomizing base is fixedly connected with the oil storage assembly in a tensioning fit manner, the oil absorption piece is a hollow cylindrical body which is arranged along the longitudinal direction of the atomizing assembly, the electric heating wire is wound into a hollow columnar structure, the hollow area of the electric heating wire forms an atomizing cavity which is arranged along the longitudinal extension of the atomizing assembly, the inner wall of the oil absorbing piece is attached to the electric heating wire, the inner electrode assembly is electrically connected with the electric heating wire and is used for being connected with the battery assembly, one end of the vent pipe is connected with the atomizing base, and the vent pipe extends out of one end of the oil filling port, is inserted into the suction nozzle assembly and is connected with the suction nozzle assembly in an elastic sealing mode.

In the atomization assembly, the oil absorption piece comprises an oil absorption cotton column sleeved on the electric heating wire and a non-woven fabric coated on the oil absorption cotton column.

In the atomization assembly, the oil absorption piece is an oil absorption cotton column sleeved on the electric heating wire.

In the atomizing assembly, a filter screen is covered on the end surface of the oil absorption cotton column facing the suction nozzle assembly, and one end of the vent pipe is abutted against the filter screen to fix the filter screen.

In the atomization assembly, the atomization seat is sequentially provided with a first step, a second step and a third step from outside to inside; the breather pipe is kept away from one end terminal surface butt of adapter sleeve is in on the first step, the one end terminal surface butt of non-woven fabrics is in on the second step, the one end terminal surface butt of oil absorption cotton post is in on the third step.

In the atomization assembly, the atomization seat is sequentially provided with a first step, a second step and a third step from outside to inside; one end of the vent pipe, which is far away from the suction nozzle component, is radially expanded and extended to form a radial extending end and an axial extending end which extends along the axial direction and is connected with the radial extending end, the radial extending end abuts against the second step, and the axial extending end abuts against the filter screen to fix the filter screen; the side wall of the second step is elastically abutted to the side wall of the oil absorption piece, and the side wall of the second step is further provided with an oil guide hole for guiding the smoke oil in the oil storage cavity into the oil absorption piece.

In the atomizing assembly, one end of the vent pipe, which is far away from the suction nozzle assembly, is expanded and extended to form an extension end, and the end surface of the extension end abuts against the first step; the side wall of the extending end is provided with an oil guide hole for guiding the tobacco tar in the oil storage cavity into the oil absorption piece, and the side wall of the non-woven fabric is elastically abutted against the side wall of the extending end; one end of the non-woven fabric, which is far away from the second step, abuts against the inner wall of the extension end, and one end of the oil absorption cotton column, which is far away from the third step, abuts against the inner wall of the extension end.

In the atomization assembly, the oil storage assembly comprises an oil storage sleeve and a first decorating part detachably connected with the connecting sleeve, and one end of the oil storage sleeve is abutted against the first decorating part; the atomizing base is fixedly inserted into one end, far away from the first decorating part, of the oil storage sleeve, and a second sealing ring is arranged on the end face, in contact with the oil storage sleeve, of the atomizing base.

In the atomizing assembly of the present invention, a limiting member for realizing a tight fit between the atomizing base and the oil storage assembly is disposed between the first step and the oil storage sleeve.

In the atomizing assembly, the atomizing base is further provided with an air inlet hole for allowing external air to enter the atomizing cavity.

In the atomizing assembly of the present invention, the inner electrode assembly includes an insulating ring sleeved on one end of the atomizing base away from the vent pipe, and an inner electrode sleeved in the insulating ring, and the inner electrode is electrically connected to the heating wire and is used for connecting to the battery assembly.

In the atomizing assembly, the suction nozzle assembly comprises a connecting sleeve and a suction nozzle, one end of the connecting sleeve is detachably connected with the oil storage assembly, the other end of the connecting sleeve is detachably connected with the suction nozzle, an annular bulge abutted against the atomizing core assembly is arranged in one end of the connecting sleeve, and the surface of the annular bulge facing the suction nozzle is an inclined surface which forms an angle smaller than 90 degrees with the longitudinal direction of the connecting sleeve, so that condensed smoke oil between the annular bulge and the suction nozzle can be guided into the atomizing core assembly through the inclined surface.

In the atomization assembly, the end face, facing the annular protrusion, of the vent pipe is provided with a sealing gasket, and the atomization core assembly is elastically abutted with the annular protrusion through the sealing gasket;

the annular bulge and the suction nozzle enclose a condensation cavity for collecting condensed tobacco tar.

In the atomization assembly, one end of the vent pipe, which is far away from the atomization seat, extends into the connecting sleeve and is communicated with the condensation cavity; the connecting sleeve is inserted into the outer peripheral surface in the oil storage assembly, and a first sealing ring is sleeved on the outer peripheral surface and used for sealing the oil storage cavity.

In the atomizing assembly of the present invention, a gap is formed at least in a part of a region between an inner circumferential surface of the connection sleeve and an outer circumferential surface of the vent pipe, so that air in the oil storage assembly can be discharged through the gap when the connection sleeve is connected to the oil storage assembly.

In the atomizing assembly of the present invention, the length of the portion of the vent tube extending out of the oil filler opening is at least 1.5 mm.

In the atomizing assembly of the present invention, the length of the portion of the vent tube extending out of the oil filler port is 2mm to 4 mm.

The invention also provides an electronic cigarette which comprises the atomization assembly and a battery assembly detachably connected with the atomization assembly.

The implementation of the atomization assembly and the electronic cigarette has the following beneficial effects: firstly, the electric heating wire is wound into a hollow columnar structure, an atomizing cavity which is arranged along the longitudinal extension of the atomizing assembly is formed in the hollow area of the electric heating wire, and the electric heating wire is attached to the inner side wall of the oil absorption piece, so that the length of the electric heating wire can be greatly increased, the contact area between the electric heating wire and the oil absorption piece is increased, more smoke can be formed, the electric heating wire is not easily extruded, the smoke quantity is stable, and as the side wall of the oil absorption piece is elastically abutted against the side wall of the atomizing base or the ventilating pipe, the smoke in the oil storage cavity is prevented from leaking into the atomizing core assembly as far as possible, the smoke sealing performance is good, and the integral structure of; secondly, the atomizer is not provided with a glass fiber rope, so that the phenomenon of scorching caused by limited oil guide of the glass fiber rope can be prevented, and the harm of influence on human health caused by the fact that some glass fiber flocks generated by the glass fiber rope are sucked by a user can also be prevented; thirdly, the suction nozzle component is detachably connected with the oil storage component, and tobacco tar can be added from the oil filling port by detaching the suction nozzle component; thirdly, the surface of the annular bulge facing the suction nozzle is an inclined plane which forms an angle smaller than 90 degrees with the longitudinal direction of the connecting sleeve, so that the condensed tobacco tar between the annular bulge and the suction nozzle can be guided into the atomizing core assembly through the inclined plane, the probability that a user sucks the tobacco tar is well reduced, and the waste of the tobacco tar is avoided; finally, the terminal surface towards annular bulge of breather pipe is provided with sealed the pad, and atomizing core subassembly is through sealed pad and the protruding elasticity butt of annular, and this sealed pad can prevent that the nozzle assembly from excessively extrudeing atomizing core subassembly and damaging atomizing core subassembly under the effect of external force to influence atomizing assembly's normal work, should seal up and can also prevent in the tobacco tar seepage to breather pipe and the nozzle assembly in the oil storage subassembly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

FIG. 1 is a cross-sectional view of an atomizing assembly according to a first embodiment of the present disclosure;

fig. 2 is a schematic structural view of a battery pack according to an embodiment of the present invention;

fig. 3 is a perspective view of a snorkel according to a first embodiment of the invention;

FIG. 4 is a schematic perspective view of an atomizing base according to a first embodiment of the present invention;

FIG. 5 is a cross-sectional view of an atomizing assembly in accordance with a second embodiment of the present invention;

fig. 6 is a perspective view of a snorkel according to a second embodiment of the invention;

fig. 7 is a schematic perspective view of an atomizing base according to a second embodiment of the present invention.

Detailed Description

In order to solve the problems that in the prior art, smoke cannot be added to a fully-closed atomizer, the amount of generated smoke is small due to the fact that an electric heating wire is transversely arranged, the smoke is generated due to limited oil guiding of a glass fiber rope, and scorching is generated, and the glass fiber floc generated by the glass fiber rope influences human health, the invention provides an atomizing assembly and an electronic cigarette, wherein a suction nozzle assembly is detachably connected with an oil storage assembly, and the smoke can be added from an oil filler after the suction nozzle assembly is detached; the atomizer of the invention has no glass fiber rope, can prevent the phenomenon of scorching caused by limited oil guide of the glass fiber rope, and can also prevent the harm of influencing the human health caused by the fact that some glass fiber flocks generated by the glass fiber rope are sucked by users; through twining into hollow columnar structure with the heating wire, the hollow region of heating wire forms the atomizing chamber that sets up along atomizing component's longitudinal extension, and the heating wire laminates with the inside wall of inhaling oil spare mutually for the area of contact increase of heating wire and inhaling oil spare, thereby can form more smog.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and fig. 2, the present invention provides an atomizing assembly for forming an electronic cigarette in combination with thebattery assembly 2 in fig. 2, the atomizing assembly is detachably connected to thebattery assembly 2 to facilitate replacement of the atomizing assembly or thebattery assembly 2, where the detachable connection may be a threaded connection or a magnetic connection, and the like, and is not limited in detail herein. Specifically, referring to fig. 2, thebattery assembly 2 is cylindrical to mimic the shape of a real cigarette.

Further, referring to fig. 1, the atomizing assembly includes a nozzle assembly, an oil storage assembly, and an atomizing core assembly. Wherein, one end of the suction nozzle component is used for contacting with the lips of the user to suck the smoke, and the other end of the suction nozzle component is detachably connected with the oil storage component; the oil storage assembly is used for storing the tobacco tar, anoil filling port 200 is formed in the end face of one end, close to the suction nozzle assembly, of the oil storage assembly, theoil filling port 200 is used for adding the tobacco tar, in addition, the suction nozzle assembly is covered on theoil filling port 200, when the tobacco tar needs to be added, the tobacco tar can be added into the oil storage assembly from theoil filling port 200 only by unscrewing the suction nozzle assembly and exposing theoil filling port 200, and the convenience is realized; atomizing core subassembly is fixed to be inserted and is established in the oil storage subassembly and enclose syntheticoil storage chamber 201 that is used for saving the tobacco tar with the oil storage subassembly, and atomizing core subassembly can follow leading-in tobacco tar inoil storage chamber 201 and atomizing tobacco tar in order to form the smog that supplies the user to inhale.

Further, the atomizing core assembly includes an atomizingbase 31, anoil sucking member 32, aheating wire 33, avent pipe 34, and an inner electrode assembly. Wherein, atomizingseat 31 is interior hollow structure, andoil absorption piece 32 cover is established in atomizingseat 31, andoil absorption piece 32 is the hollow cylinder body that sets up along atomizing subassembly vertically. In addition, the atomizingbase 31 is fixedly connected with the oil storage assembly in a tensioning fit manner, namely the atomizing core assembly is not detachable, so that the phenomena of smoke oil leakage from a connecting gap and repeated detachment and abrasion can be prevented. Specifically, theoil absorbing member 32 may be made of an oil absorbing material, which may be a sponge, a fiber, or the like, and the material thereof is not particularly limited; and theoil absorbing member 32 may be a cylindrical structure rolled from a sheet-like body or an integrally formed cylindrical structure.

In the embodiment of the present invention, theoil absorbing member 32 includes an oil absorbingcotton column 321 disposed on theheating wire 33 and a non-wovenfabric 322 coated on the oil absorbingcotton column 321. It is understood that in other embodiments of the present invention, theoil absorbing member 32 may be only the oil absorbingcotton column 321 which is sleeved on theheating wire 33, i.e. theoil absorbing member 32 is rolled into a cylindrical structure by a cotton sheet. Theoil absorption piece 32 of the invention is not provided with the glass fiber rope, can prevent the phenomenon of scorching caused by limited oil guiding of the glass fiber rope, and can also prevent the harm of the glass fiber batting in human body caused by the absorption of some glass fiber batting generated by the glass fiber rope by users to influence the human health.

In addition, theheating wire 33 is sleeved in theabsorbent cotton column 321, and theheating wire 33 is attached to the inner side wall of theabsorbent cotton column 321, so that theheating wire 33 contacts the tobacco on theabsorbent cotton column 321 and atomizes the tobacco. Specifically, theheating wire 33 is wound into a hollow cylindrical structure, and the hollow area of theheating wire 33 forms an atomizingcavity 331 arranged along the longitudinal extension of the atomizing assembly, the hollow cylindrical structure of theheating wire 33 increases the contact area between the heating wire and theabsorbent cotton column 321, and the length of the heating wire can be greatly increased, so that more smoke can be formed. The inner electrode assembly is electrically connected to theheating wire 33, and the inner electrode assembly is also electrically connected to the battery assembly, so that the battery assembly supplies power to theheating wire 33 to atomize the soot.

One end of thevent pipe 34 is connected with the atomizingbase 31, and the other end of thevent pipe 34 extends out of theoil filling port 200 and is inserted into the suction nozzle assembly and is connected with the suction nozzle assembly in an elastic sealing manner. Preferably, the length of the portion of thevent tube 34 extending out of theoil filler 200 is at least 1.5mm, i.e. the distance between the end surface of the end of thevent tube 34 extending out of theoil filler 200 and the plane of theoil filler 200 is at least 1.5mm, preferably 2mm to 4mm, so as to prevent the liquid from dripping into thevent tube 34 by mistake when adding the liquid. Specifically, with reference to FIG. 3, aflange 346 may be provided at an end of thevent tube 34 adjacent the nozzle assembly, theflange 346 increasing the contact area between thevent tube 34 and thegasket 123 to prevent thevent tube 34 from being inserted through thegasket 123. Wherein, thevent pipe 34 is provided with a passage for smoke to flow through, and the smoke formed by the atomizingchamber 331 in theheating wire 33 is led from one end of the oil storage component to the suction nozzle component through the passage in thevent pipe 34 for the user to suck. In other embodiments of the present invention, thevent tube 34 may be integrally formed with theaerosol seat 31.

Further, the nozzle assembly includes anozzle 11 and aconnection sleeve 12. Wherein, one end of the connectingsleeve 12 is detachably connected with the oil storage component, in the embodiment of the invention, one end of the connectingsleeve 12 is in threaded connection with the oil storage component, and the other end of the connectingsleeve 12 is detachably connected with thesuction nozzle 11. In the embodiment of the present invention, the other end of the connectingsleeve 12 is screwed with thesuction nozzle 11. Specifically, an internal thread is formed at the connection position of thesuction nozzle 11 and the connectingsleeve 12, and an external thread matched with the internal thread on thesuction nozzle 11 is formed on the connectingsleeve 12. In addition, anannular protrusion 121 abutting against the atomizing core assembly is arranged in one end of the connectingsleeve 12 close to thesuction nozzle 11, and an end face of theannular protrusion 121 far away from the atomizing core assembly abuts against thesuction nozzle 11. The surface of theannular protrusion 121 facing thesuction nozzle 11 is aslope 122 forming an angle smaller than 90 degrees with the axial direction of the connectingsleeve 12, so that the condensed tobacco tar between theannular protrusion 121 and thesuction nozzle 11 can be guided into the atomizing core assembly through theslope 122. Theannular protrusion 121 is communicated with theair vent pipe 34 of the atomizing core assembly, so that the smoke in theair vent pipe 34 can enter the space enclosed by theannular protrusion 121 and thesuction nozzle 11. It is understood that theinclined surface 122 may also be a curved surface, such as a curved surface with a certain arc length.

Further, the end face, facing theannular protrusion 121, of thevent pipe 34 is provided with a sealinggasket 123, and the atomizing core assembly is elastically abutted against theannular protrusion 121 through the sealinggasket 123, so that the atomizing core assembly is elastically and hermetically connected with the nozzle assembly. This sealed 123 that fills up can prevent that the nozzle assembly from excessively extrudeing atomizing core subassembly and damaging atomizing core subassembly under the effect of external force to influence atomizing assembly's normal work. In addition, thegasket 123 prevents the smoke from the reservoir assembly from leaking into thevent tube 34 and the mouthpiece assembly.

Further, a gap is formed between the inner circumferential surface of theconnection sleeve 12 and the outer circumferential surface of thevent pipe 34 at least in a partial region, so that air in the oil storage unit can be discharged through the gap when theconnection sleeve 12 is connected with the oil storage unit. Specifically, in this embodiment, a gap is formed between an area of the inner circumferential surface of the connectingsleeve 12 below the sealinggasket 123 and the outer circumferential surface of theair pipe 34, so that air in the oil storage assembly can be discharged through the gap when the connectingsleeve 12 is connected with the oil storage assembly, and it is avoided that the air is compressed in the oil storage assembly to press the tobacco tar in the oil storage assembly into the atomizing core assembly, so that the tobacco tar is sucked by a user.

Further, the connectingsleeve 12 is detachably connected with thesuction nozzle 11, in the embodiment of the present invention, an external thread is formed on the connectingsleeve 12, and an internal thread matched with the external thread on the connectingsleeve 12 is formed on thesuction nozzle 11, so as to realize a threaded connection. Of course, the detachable connection manner of theconnection sleeve 12 and thesuction nozzle 11 may be a tight expansion fit or a magnetic attraction manner, and is not limited in this respect. Theannular protrusion 121 also forms acondensation chamber 124 with themouthpiece 11 for collecting the smoke oil condensed on the inner side wall of themouthpiece 11 and theannular protrusion 121, and the smoke oil in thecondensation chamber 124 can flow along theinclined surface 122 and enter theair pipe 34 through the sealinggasket 123. Since thesuction nozzle 11 is detachably connected to theannular protrusion 121, i.e., theconnection sleeve 12, after the atomizing assembly is used for a period of time, the connection between thesuction nozzle 11 and theconnection sleeve 12 can be disassembled, so that thesuction nozzle 11 and theconnection sleeve 12 can be cleaned to ensure the taste of smoke. It will be appreciated that thesuction nozzle 11 and theconnection sleeve 12 may also be formed integrally in other embodiments of the invention.

Further, an end of thevent pipe 34 away from theatomizing base 31 extends into the connectingsleeve 12 and communicates with thecondensation chamber 124. Afirst sealing ring 401 is sleeved on the outer peripheral surface of the connectingsleeve 12 inserted in the oil storage assembly, and thefirst sealing ring 401 is used for sealing theoil storage cavity 201 in the oil storage assembly so as to prevent the smoke oil in theoil storage cavity 201 from leaking when the atomization assembly is inverted.

Further, referring to fig. 1 in combination with fig. 4, in the first embodiment of the present invention, theatomizing base 31 is sequentially provided with afirst step 311, asecond step 312, and athird step 313 from outside to inside, wherein thesecond step 312 is higher than thefirst step 311 and thethird step 313. The end surface of one end of thevent pipe 34 far away from the connectingsleeve 12 abuts against thefirst step 311, the end surface of one end of thenon-woven fabric 322 abuts against thesecond step 312, and the end surface of one end of the oilabsorption cotton column 321 abuts against thethird step 313. In addition, anair inlet hole 314 for allowing external air to enter theatomizing cavity 331 is further formed on theatomizing base 31; anexternal thread 315 for detachable connection with the battery pack is further provided at an end of theatomizing base 31 remote from thevent tube 34.

Further, referring to fig. 3, an end of thevent pipe 34 away from theconnection sleeve 12 is expanded in diameter to extend anextension end 341, and an end surface of theextension end 341 abuts against thefirst step 311. The side wall of the extendingend 341 is provided withoil guiding holes 342 for guiding the smoke in theoil storage chamber 201 into theoil sucking member 32, and specifically, theoil guiding holes 342 are a plurality of and uniformly distributed on one circumferential side wall of the extendingend 341. At this time, the side wall of thenonwoven fabric 322 elastically abuts against the side wall of the extendingend 341, the end of thenonwoven fabric 322 away from thesecond step 312 abuts against the inner wall of the extendingend 341, and the end of theabsorbent cotton column 321 away from thethird step 313 abuts against the inner wall of the extendingend 341.

Further, the oil storage assembly includes anoil storage sleeve 21 and afirst garnish 22. Wherein, thefirst decoration 22 is used for being detachably connected with the connectingsleeve 12, and in the embodiment of the invention, thefirst decoration 22 is connected with the connectingsleeve 12 in a threaded manner. One end of theoil storage sleeve 21 is abutted against thefirst decoration 22, and one end of theoil storage sleeve 21 far away from thefirst decoration 22 is also abutted against thesecond decoration 23. The firstdecorative piece 22 and the seconddecorative piece 23 are used to be connected with theoil storage sleeve 21 so that the atomizing assembly simulates the shape of a real cigarette. In the embodiment of the present invention, theoil storage sleeve 21 may be made of a transparent material to facilitate observation of the content of the tobacco tar in theoil storage sleeve 21. It is understood that, in other embodiments, thefirst decoration 22 and thesecond decoration 23 may not be provided in the oil storage assembly, and thus, the structure thereof is not particularly limited as long as the oil can be stored.

Further, a limitingmember 36 for realizing the tight fit between the atomizingbase 31 and the oil storage assembly is disposed between thefirst step 311 and theoil storage sleeve 21. A clampingtrace 345 is formed on the end surface of the extendingend 341 abutting against the limitingmember 36, and the clampingtrace 345 is used for further realizing the tight fit between the atomizing core assembly and the oil storage assembly. Theatomizing base 31 is fixedly inserted at one end of theoil storage sleeve 21 far away from thefirst decoration 22, and asecond sealing ring 402 is arranged on the end surface of theatomizing base 31 contacting theoil storage sleeve 21.

Further, the inner electrode assembly includes an insulatingring 37 disposed at an end of theatomizing base 31 away from thevent tube 34, and aninner electrode 38 disposed in the insulatingring 37, wherein theinner electrode 38 is electrically connected to theheating wire 33 and is used for connecting to the battery assembly. At this time, theatomizing base 31 is made of a conductive material as an outer electrode, and theatomizing base 31 is electrically connected to theheating wire 33 and the battery pack, thereby forming a circuit loop such that the battery pack supplies power to theheating wire 33 to atomize theheating wire 33. It is understood that the inner electrode assembly may be twoinner electrodes 38 spaced apart from each other and arranged in parallel, and the twoinner electrodes 38 arranged in parallel are electrically connected to both ends of theheating wire 33, respectively, and thus, the structure thereof is not particularly limited as long as it can transmit electric power.

Referring to fig. 5, in the second embodiment of the present invention, the main difference from the first embodiment is that afilter screen 35 is covered on the end surface of theabsorbent cotton column 321 facing the suction nozzle assembly, and one end of thevent pipe 34 abuts against thefilter screen 35 to fix thefilter screen 35. Thefilter screen 35 can prevent the high-temperature oilabsorption cotton column 321 from loosening and entering the human body along with the smoke to influence the human health, and meanwhile, thefilter screen 35 is provided with the through holes which can prevent the smoke channel from being blocked to influence the smoking effect. In addition, in the second embodiment, a stopper is not required to fix the atomizing core assembly and theoil reservoir 21, and the assembly is simple.

Further, referring to fig. 5 in combination with fig. 6 to 7, theatomizing base 31 is sequentially provided with afirst step 311, asecond step 312 and athird step 313 from outside to inside, wherein thesecond step 312 is higher than thefirst step 311 and thethird step 313. The end of thevent tube 34 remote from the nozzle assembly extends with a radially enlarged diameter with aradially extending end 343 and anaxially extending end 344 extending with an axially enlarged diameter and connected with theradially extending end 343, theradially extending end 343 abuts on thesecond step 312, and theaxially extending end 344 abuts on thefilter screen 35 to fix thefilter screen 35. The side wall of thesecond step 312 is elastically abutted against the side wall of theoil suction member 32, and the side wall of thesecond step 312 is further provided with anoil guide hole 342 for guiding the smoke oil in theoil storage chamber 201 into theoil suction member 32.

Further, in the present embodiment, the seconddecorative member 23 has a hollow structure, and air enters from theair inlet hole 314 at one end of the seconddecorative member 23 near the battery pack and enters theatomizing chamber 331 through the hollowinner electrode 38. And an external thread for screw-coupling with the battery pack is opened at an end of thesecond garnish 23 adjacent to the battery pack.

The invention also provides an electronic cigarette which comprises the atomization assembly and thebattery assembly 2 detachably connected with the atomization assembly. The detachable connection is prior art and will not be described in detail here.

In summary, the atomization assembly and the electronic cigarette provided by the invention have the following beneficial effects: firstly, the heating wire 33 is wound into a hollow columnar structure, an atomizing cavity 331 which is arranged along the longitudinal extension of the atomizing assembly is formed in the hollow area of the heating wire 33, and the heating wire 33 is attached to the inner side wall of the oil absorption piece 32, so that the contact area between the heating wire 33 and the oil absorption piece 32 is increased, more smoke can be formed, the heating wire 33 is not easily extruded, the smoke quantity is stable, as the side wall of the oil absorption piece 32 is elastically abutted to the side wall of the atomizing base 31 or the vent pipe 34, the smoke in the oil storage cavity is prevented from leaking into the atomizing core assembly as far as possible, the smoke sealing performance is good, and the integral structure of the invention is simple and compact; secondly, the atomizer is not provided with a glass fiber rope, so that the phenomenon of scorching caused by limited oil guide of the glass fiber rope can be prevented, and the harm of influence on human health caused by the fact that some glass fiber flocks generated by the glass fiber rope are sucked by a user can also be prevented; thirdly, the suction nozzle component is detachably connected with the oil storage component, and tobacco tar can be added from the oil filling port 200 by detaching the suction nozzle component, so that convenience is brought; thirdly, the surface of the annular protrusion 121 facing the suction nozzle 11 is an inclined surface 122 which forms an angle smaller than 90 degrees with the longitudinal direction of the connecting sleeve 12, so that the condensed tobacco tar between the annular protrusion 121 and the suction nozzle 11 can be guided into the atomizing core assembly through the inclined surface 122, and the waste of the tobacco tar is avoided; finally, the terminal surface of breather pipe 34 towards annular protrusion 121 is provided with sealed 123, and atomizing core subassembly passes through sealed 123 and annular protrusion 121 elasticity butt, and this sealed 123 of filling up can prevent that the nozzle assembly from excessively extrudeing atomizing core subassembly and damaging atomizing core subassembly under the effect of external force to influence atomizing assembly's normal work, this sealed 123 of filling up can also prevent that the tobacco tar in the oil storage component from oozing in breather pipe 34 and the nozzle assembly.

While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (15)

1. An atomizing assembly for forming an electronic cigarette in combination with a battery assembly (2), characterized in that: the atomizing assembly comprises a suction nozzle assembly, an oil storage assembly and an atomizing core assembly for atomizing tobacco tar, wherein an oil filling port (200) is formed in the end face of one end of the oil storage assembly, the suction nozzle assembly is detachably connected to one end of the oil storage assembly and covers the oil filling port (200), and the atomizing core assembly is fixedly inserted into the oil storage assembly and encloses an oil storage cavity (201) for storing the tobacco tar with the oil storage assembly;

the atomizing core component comprises an atomizing base (31), an oil absorption piece (32) made of an oil absorption material, a heating wire (33) sleeved in the oil absorption piece (32), an inner electrode component and a vent pipe (34) arranged at one end of the atomizing base (31) and sleeved in the atomizing base (31), the atomizing base (31) and the oil storage component are tightly matched and fixedly connected, the oil absorption piece (32) is a hollow cylindrical body longitudinally arranged along the atomizing component, the heating wire (33) is wound into a hollow cylindrical structure, a hollow area of the heating wire (33) forms an atomizing cavity (331) longitudinally extending along the atomizing component, the inner wall of the oil absorption piece (32) is attached to the heating wire (33), the inner electrode component is electrically connected with the heating wire (33) and used for being connected with a battery component (2), one end of the vent pipe (34) is connected with the atomizing base (31), one end of the vent pipe (34) extending out of the oil filling port (200) is inserted into the suction nozzle assembly and is connected with the suction nozzle assembly in an elastic sealing mode;

the oil absorption piece (32) comprises an oil absorption cotton column (321) sleeved on the electric heating wire (33) and a non-woven fabric (322) coated on the oil absorption cotton column (321); or the oil absorption piece (32) is an oil absorption cotton column (321) sleeved on the electric heating wire (33);

a filter screen (35) is covered on the end surface of the oil absorption cotton column (321) facing the suction nozzle assembly, and one end of the vent pipe (34) is abutted against the filter screen (35) to fix the filter screen (35);

the side wall of the oil suction piece (32) is elastically abutted with the side wall of the vent pipe (34), and the side wall of the vent pipe (34) is also provided with an oil guide hole (342) for guiding the smoke oil in the oil storage cavity (201) into the oil suction piece (32); or the side wall of the oil absorption piece (32) is elastically abutted with the side wall of the atomization seat (31), and the side wall of the atomization seat (31) is also provided with an oil guide hole (342) for guiding the smoke oil in the oil storage cavity (201) into the oil absorption piece (32).

2. The atomizing assembly of claim 1, wherein: the atomizing seat (31) is sequentially provided with a first step (311), a second step (312) and a third step (313) from outside to inside; one end face of the vent pipe (34) far away from the suction nozzle component abuts against the first step (311), one end face of the non-woven fabric (322) abuts against the second step (312), and one end face of the oil absorption cotton column (321) abuts against the third step (313).

3. The atomizing assembly of claim 1, wherein: the atomizing seat (31) is sequentially provided with a first step (311), a second step (312) and a third step (313) from outside to inside; the end of the vent pipe (34) far away from the suction nozzle component is expanded radially and extends to form a radial extending end (343) and an axial extending end (344) which extends axially and is connected with the radial extending end (343), the radial extending end (343) abuts on the second step (312), and the axial extending end (344) abuts on the filter screen (35) to fix the filter screen (35); the side wall of the second step (312) is elastically abutted with the side wall of the oil suction piece (32), and an oil guide hole (342) for guiding the smoke oil in the oil storage cavity (201) into the oil suction piece (32) is further formed in the side wall of the second step (312).

4. The atomizing assembly of claim 2, wherein: one end of the vent pipe (34) far away from the suction nozzle component is expanded in diameter to form an extension end (341), and the end surface of the extension end (341) abuts against the first step (311); the side wall of the extending end (341) is provided with an oil guide hole (342) for guiding the smoke oil in the oil storage cavity (201) into the oil suction piece (32), and the side wall of the non-woven fabric (322) is elastically abutted with the side wall of the extending end (341); one end of the non-woven fabric (322) far away from the second step (312) abuts against the inner wall of the extending end (341), and one end of the oil absorption cotton column (321) far away from the third step (313) abuts against the inner wall of the extending end (341).

5. The atomizing assembly of claim 4, wherein: the oil storage assembly comprises an oil storage sleeve (21) and a first decorating part (22) detachably connected with the connecting sleeve (12), and one end of the oil storage sleeve (21) is abutted to the first decorating part (22); the atomizing base (31) is fixedly inserted into one end, far away from the first decorating part (22), of the oil storage sleeve (21), and a second sealing ring (402) is arranged on the end face, in contact with the oil storage sleeve (21), of the atomizing base (31).

6. The atomizing assembly of claim 5, wherein: a limiting piece (36) used for achieving tight fit between the atomizing base (31) and the oil storage assembly is arranged between the first step (311) and the oil storage sleeve (21).

7. The atomizing assembly of claim 6, wherein: an air inlet hole (314) for allowing external air to enter the atomizing cavity (331) is further formed in the atomizing base (31).

8. The atomizing assembly of claim 7, wherein: the inner electrode assembly comprises an insulating ring (37) and an inner electrode (38), the insulating ring (37) is sleeved at one end, away from the vent pipe (34), of the atomizing base (31), the inner electrode (38) is sleeved in the insulating ring (37), and the inner electrode (38) is electrically connected with the heating wire (33) and is used for being connected with the battery assembly (2).

9. The atomizing assembly of claim 1, wherein: the suction nozzle subassembly includes adapter sleeve (12) and suction nozzle (11), the one end of adapter sleeve (12) with the connection can be dismantled to the oil storage subassembly, the other end of adapter sleeve (12) with connection can be dismantled in suction nozzle (11), be provided with in the one end of adapter sleeve (12) with annular arch (121) of atomizing core subassembly butt, the annular arch (121) the face towards the surface of suction nozzle (11) be with the vertical formation of adapter sleeve (12) is less than 90 inclined plane (122), so that annular arch (121) with the tobacco tar of condensation between suction nozzle (11) can pass through inclined plane (122) are leading-in the atomizing core subassembly.

10. The atomizing assembly of claim 9, wherein: the end face, facing the annular protrusion (121), of the vent pipe (34) is provided with a sealing gasket (123), and the atomizing core assembly is elastically abutted to the annular protrusion (121) through the sealing gasket (123);

the annular bulge (121) and the suction nozzle (11) enclose a condensation cavity (124) for collecting condensed tobacco tar.

11. The atomizing assembly of claim 10, wherein: one end of the vent pipe (34) far away from the atomizing base (31) extends into the connecting sleeve (12) and is communicated with the condensation cavity (124); the connecting sleeve (12) is inserted into the outer peripheral surface in the oil storage assembly, and a first sealing ring (401) is sleeved on the outer peripheral surface, and the first sealing ring (401) is used for sealing the oil storage cavity (201).

12. An atomizing assembly according to any one of claims 9 to 11, characterized in that a gap is formed at least in a partial region between the inner peripheral surface of the connecting sleeve (12) and the outer peripheral surface of the vent pipe (34) so that air in the oil reservoir assembly can be discharged through the gap when the connecting sleeve (12) is connected to the oil reservoir assembly.

13. A spray assembly according to claim 1, wherein the portion of the vent tube (34) extending beyond the filler opening (200) is at least 1.5mm in length.

14. The atomizing assembly of claim 11, wherein a length of a portion of said vent tube (34) extending out of said fuel filler opening (200) is 2mm to 4 mm.

15. An electronic cigarette, characterized in that: comprising a nebulising assembly according to any of claims 1 to 14 and a battery assembly (2) removably connected to the nebulising assembly.

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