CN212279877U

CN212279877U - Atomizer and electronic cigarette

Info

Publication number: CN212279877U
Application number: CN202020317274.4U
Authority: CN
Inventors: 邹溢; 徐中立; 李永海
Original assignee: Shenzhen FirstUnion Technology Co Ltd
Current assignee: Shenzhen FirstUnion Technology Co Ltd
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2021-01-05
Anticipated expiration: 2030-03-13
Also published as: US20230115358A1; WO2021179452A1

Abstract

The utility model discloses an atomizer and electron cigarette, wherein the atomizer includes: a housing having a hollow chamber formed therein and having an open end to communicate the chamber with the outside; the first end of the base is inserted into the cavity and connected with the inner wall of the cavity so as to be fixed in the cavity; the second end extends towards the direction close to the opening and is arranged at an interval with the inner wall of the chamber so as to jointly enclose a liquid storage cavity for storing the aerosol generating substrate; the atomizing core assembly is arranged in the base, and an oil guide hole for communicating the atomizing core assembly and the liquid storage cavity is formed in the base; the suction nozzle assembly is detachably connected with the shell and covers the opening, an exhaust channel used for conveying aerosol is formed in the base, and the exhaust channel is communicated with the suction nozzle assembly. The atomizer can realize 360-degree barrier-free oil injection, is stable in structure, and is difficult to loose in structure when being touched with an oil injection machine in the automatic oil injection process.

Description

Atomizer and electronic cigarette

Technical Field

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

Background

Electronic cigarettes are becoming accepted by consumers as an electronic product that can produce aerosols with a similar smell, taste and feel as cigarettes. Electronic cigarette generally includes atomizer and the battery pack two parts for the atomizer power supply, store the aerosol in the atomizer and generate the substrate and be provided with the atomizing core subassembly that can heat aerosol and generate the substrate and produce aerosol, present common practice all sets up a cavity in the atomizer in order to hold aerosol and generate the substrate, for the convenience of annotating aerosol and generate the substrate into the cavity, generally be provided with the breach on the cavity, however, breach on present atomizer all is independent a aperture generally, need follow fixed direction and pour into when adding aerosol and generate the substrate, 360 accessible operations can't be accomplished, lead to can't realize automatic oiling operation on the oiling machine in the production course of working, although also there are some atomizers that can realize 360 accessible oiling now, however, the structure of these atomizers is not stable enough, when automatic oiling takes place to touch with the oiling machine, lead to the structure easily to take place to become flexible and influence the normal of atomizer The preparation is used.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a can realize 360 accessible oiling and stable in structure's atomizer and have the electron cigarette of this atomizer.

In order to achieve the above purpose, the utility model adopts the technical proposal that: an atomizer, comprising:

a housing having a hollow chamber formed therein and having an open end to communicate the chamber with the outside;

the first end of the base is inserted into the cavity and connected with the inner wall of the cavity so as to be fixed in the cavity; the base extending from a first end in a direction towards the opening and a second end suspended within the chamber, the base and the housing being spaced apart to form a reservoir for storing an aerosol-generating substrate;

the atomizing core assembly is arranged in the base, an oil guide hole for communicating the atomizing core assembly with the liquid storage cavity is formed in the base, and the atomizing core assembly is used for heating aerosol generating substrate to generate aerosol;

a nozzle assembly removably coupled to the housing and having at least a portion thereof received within a gap between the housing and the second end of the base, the base having an exhaust channel formed therein for transporting aerosol, the exhaust channel being in communication with the nozzle assembly such that aerosol generated by the atomizing core assembly heating the aerosol generating substrate may be exhausted to the environment via the nozzle assembly.

Preferably, the device further comprises a limiting column, a limiting groove is formed in the periphery of the base close to the first end, a mounting hole is formed in the shell, one end of the limiting column is fixed in the mounting hole, and the other end of the limiting column is inserted into the limiting groove so as to limit the movement of the base along the axial direction of the cavity.

Preferably, the number of the limiting columns is at least two, and the limiting columns are arranged at intervals along the circumferential direction of the shell.

Preferably, the mounting hole further comprises a first sealing element and a second sealing element, the first sealing element and the second sealing element are sleeved on the outer peripheral side surface of the first end at intervals, and the first sealing element and the second sealing element are respectively located on two opposite sides of the mounting hole.

Preferably, the surface of the outer periphery of the base near the first end is in interference fit connection with the inner wall of the chamber, so that the base is fixed in the chamber.

Preferably, the first end is adhesively attached to the inner wall of the chamber to secure the base within the chamber.

Preferably, the nozzle assembly comprises a support and a cover, the support is fixed at the opening, the cover is inserted into the support and connected with the second end of the base, a through hole communicated with the exhaust channel is formed in the cover, and aerosol generated by heating the aerosol generating substrate by the atomizing core assembly can be exhausted to the outside through the exhaust channel and the through hole.

Preferably, the nozzle assembly further comprises a third sealing member, the third sealing member is sleeved on the cover, part of the third sealing member is located between the side wall of the cover and the inner wall of the bracket, and part of the third sealing member is located between the inner wall of the cover and the outer wall of the second end.

Preferably, the end face of the second end is located within the chamber.

Preferably, the end face of the second end extends outside the chamber.

Preferably, the base is provided with a vent hole near the second end, the vent hole being in communication with the exhaust passage.

Preferably, the nozzle assembly further comprises a sealing plug, wherein the sealing plug is connected to the second end and blocks the vent hole when the nozzle assembly is detached from the housing.

The utility model also provides an electron cigarette, including foretell atomizer and battery pack, battery pack is used for supplying power for the atomizer.

The utility model discloses an atomizer and electronic cigarette, the first end of base is pegged graft and is fixed in the cavity of shell, the second end of base extends and sets up to the open end of shell and with the cavity inner wall interval, in order to enclose to close and to have formed the stock solution chamber that is used for storing aerosol to generate matrix, discord between the second end of base and the inner wall of cavity like this, can 360 accessible operations when injecting aerosol toward stock solution chamber and generating matrix, convenient to use oiling machine realizes automated production, and because the base is a whole, sufficient joint strength can be guaranteed with cavity inner wall's being connected to its first end, structural stability is good, the existence and the cavity that the base can be stable, effectively avoid the base to take off at the in-process that injected aerosol generated matrix, guarantee that the atomizer can normal use.

Drawings

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings. One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.

Fig. 1 is a schematic structural diagram of an electronic cigarette according to an embodiment of the present invention;

fig. 2 is a schematic boundary structure diagram of an electronic cigarette according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of the electronic cigarette according to an embodiment of the present invention after the oil is injected;

fig. 4 is a cross-sectional view of an electronic cigarette according to an embodiment of the present invention during oil injection;

fig. 5 is a schematic structural diagram of a base according to an embodiment of the present invention.

In the figure: 1. an atomizer; 11. a housing; 111. a chamber; 112. an opening; 113. a liquid storage cavity; 114. mounting holes; 12. a base; 121. a first end; 122. a second end; 123. an oil guide hole; 124. an exhaust passage; 125. a limiting groove; 126. a vent hole; 13. an atomizing core assembly; 14. a suction nozzle assembly; 141. a support; 142. sealing the cover; 1421. a through hole; 143. a third seal member; 15. a limiting column; 16. a first seal member; 17. a second seal member; 18. a sealing plug; 2. a battery assembly; 100. an electronic cigarette.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and embodiments. 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 be present. The terms "upper", "lower", "left", "right", "inner", "outer" and the like as used herein are for illustrative purposes only.

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.

Referring to fig. 1-2, the utility model discloses electronic cigarette 100, including atomizer 1 and the battery pack 2 for the power supply of atomizer 1, atomizer 1 and battery pack 2 can be structure as an organic whole, also can link together through connected modes such as buckle, magnetism, threaded connection, wherein, atomizer 1 of this embodiment includes shell 11, base 12, atomizing core subassembly 13 and suction nozzle subassembly 14.

Specifically, referring to fig. 3 to 5, a cavity 111 is formed in the housing 11 in a hollow manner, and one end of the cavity is opened 112 so that the cavity 111 communicates with the outside; the susceptor 12 includes a first end 121 and a second end 122, the first end 121 of the susceptor 12 is inserted into the chamber 111 and connected with the inner wall of the chamber 111 to be fixed in the chamber 111; the base 12 extends from the first end 121 to the second end 122 in a direction close to the opening 112 and the second end 122 is suspended in the chamber 111, i.e. the second end 122 is spaced apart from the inner wall of the housing 11. The base 12 and the housing 11 are spaced apart to form a reservoir cavity 113 for storing the aerosol-generating substrate; the atomizing core assembly 13 is arranged in the base 12, the base 12 is provided with an oil guide hole 123 communicating the atomizing core assembly 13 with the liquid storage cavity 113, and the atomizing core assembly 13 is used for heating the aerosol generating substrate to generate aerosol; the nozzle assembly 14 is removably connected to the housing 11 and is at least partially received in the gap between the housing 11 and the second end 122, and an exhaust channel 124 for conveying aerosol is formed in the base 12, the exhaust channel 124 communicating with the nozzle assembly 14, so that aerosol generated by the atomizing core assembly 13 heating the aerosol-generating substrate can be discharged to the outside through the nozzle assembly 14.

Above-mentioned atomizer 1 and electron cigarette 100, the first end 121 of base 12 is pegged graft and is fixed in the cavity 111 of shell 11, the second end 122 of base 12 extends to the opening 112 end of shell 11 and sets up with cavity 111 inner wall interval, in order to enclose and form the stock solution chamber 113 that is used for storing aerosol to generate the matrix, second end 122 of base 12 is disconnected between the inner wall of cavity 111 like this, can 360 accessible operations when injecting aerosol to generate the matrix toward stock solution chamber 113, the use oiling machine of being convenient for realizes automated production, and because base 12 is a whole, sufficient joint strength can be guaranteed in its first end 121 and cavity 111 inner wall's connection, structural stability is good, base 12 can stable existence and cavity 111, effectively avoid base 12 to loosen at the in-process of injecting aerosol and generating the matrix, guarantee that atomizer 1 can normally use. In addition, the atomizing core assembly 13 is arranged in the base 12, and the aerosol generating substrate in the liquid storage cavity 113 can flow onto the atomizing core assembly 13 through the oil guide hole 123, so as to be heated and gasified by the atomizing core assembly 13 to form aerosol, and the aerosol is discharged to the outside through the air discharge channel 124 for being sucked by a user; and the nozzle assembly 14 is removably arranged at the opening 112 of the housing 11, so that when an aerosol-generating substrate is to be injected into the reservoir 113, the nozzle assembly 14 can be removed from the housing 11, the aerosol-generating substrate can be added into the reservoir 113 through a gap between the second end 122 of the base 12 and the inner wall of the cavity 111, and finally the nozzle assembly 14 is mounted at the opening 112 of the housing 11 to close the reservoir 113, so that the aerosol-generating substrate can be added to the nebulizer 1 for a plurality of times, and the use cost is lower.

In a preferred embodiment, referring to fig. 2 to 4, the atomizer 1 further includes a limiting post 15, a limiting groove 125 is disposed on an outer peripheral side of the base 12 near the first end 121, a mounting hole 114 is disposed on the housing 11, one end of the limiting post 15 is fixed in the mounting hole 114, and the other end of the limiting post is inserted into the limiting groove 125 to limit the movement of the base 12 along the axial direction of the chamber 111. In this embodiment, the movement of the susceptor 12 in the axial direction of the chamber 111 is restricted by the fitting of the stopper post 15 with the mounting hole 114 and the stopper groove 125; in addition, the engagement of the restraint posts 15 with the restraint slots 125 may serve as a detent to indicate that the base 12 is in place when the base 12 is installed into the chamber 111. Specifically, at least two limiting columns 15 are provided, and the limiting columns 15 are arranged at intervals along the circumferential direction of the shell 11; in the present embodiment, there are two limiting posts 15 symmetrically disposed on the housing 11, and correspondingly, there are two mounting holes 114, two limiting grooves 125, or an annular limiting groove 125, so as to facilitate the mounting operation.

Further, in the above-described embodiment, referring to fig. 2 to 5, the atomizer 1 further includes the first seal member 16 and the second seal member 17, the first seal member 16 and the second seal member 17 are fitted around the outer peripheral side surface of the first end 121 with a space therebetween, and the first seal member 16 and the second seal member 17 are respectively located on opposite sides of the mounting hole 114. The first sealing member 16 and the second sealing member 17 can play a role in sealing and isolating, on one hand, a gap between the second end 122 of the base 12 and the inner wall of the chamber 111 can be sealed, so as to prevent the aerosol generating substrate from leaking, on the other hand, the mounting hole 114 can be isolated from other spaces inside the atomizer 1, so that air leakage of the atomizer 1 at the mounting hole 114 is avoided, stability of air pressure maintained by a user in the process of sucking the aerosol is ensured, and user experience of the electronic cigarette 100 is better. In addition, the first end 121 of the base 12 may also be fixed in the chamber 111 by interference fit of the first sealing member 16 and the second sealing member 17 with the inner wall of the chamber 111, and the spacing between the first sealing member 16 and the second sealing member 17 is beneficial to ensure balance of the base 12, so that the base 12 can be more stably placed in the chamber 111. It is worth mentioning that the first sealing member 16 and the second sealing member 17 may be made of silicone rubber or rubber.

In another embodiment, the outer peripheral surface of the susceptor 12 near the first end 121 is in interference fit with the inner wall of the chamber 111 to secure the susceptor 12 within the chamber 111. In this embodiment, the outer peripheral surface of the first end 121 of the base 12 may be in interference fit with the inner wall of the chamber 111 directly, or may be in interference fit with the inner wall of the chamber 111 through other components, such as a silicone sleeve; the base 12 is fixed in the chamber 111 by means of an interference fit, facilitating the mounting operation of the atomiser 1.

Of course, in other embodiments, the first end 121 of the base 12 can be directly adhered to the inner wall of the cavity 111 by an adhesive such as glue, so as to fix the base 12 in the cavity 111. The base 12 is fixed in the chamber 111 by adhesive, so that the base 12 is firmly connected with the inner wall of the chamber 111, and the installation operation is relatively simple. In addition, the base 12 may be secured within the chamber 111 by a snap-fit connection, a threaded connection, or the like.

In a preferred embodiment, referring to fig. 2-3, the nozzle assembly 14 includes a bracket 141 and a cover 142, the bracket 141 is fixed at the opening 112, the cover 142 is inserted into the bracket 141 and connected to the second end 122 of the base 12, a through hole 1421 is formed in the cover 142 and communicates with the air exhaust channel 124, and the aerosol generated by the aerosol-generating substrate heated by the atomizing core assembly 13 can be exhausted to the outside through the air exhaust channel 124 and the through hole 1421. The cover 142 and the bracket 141 may be fixed together in advance and then inserted into the opening 112 of the housing 11 together, and the fixed connection between the bracket 141 and the housing 11 and between the bracket 141 and the cover 142 may be achieved by interference fit, but may also be achieved by other fixing methods, such as a threaded connection, a snap connection, and the like. In one embodiment, the holder 141 is pre-secured within the opening 112 and the cap 142 is removably attached to the holder 141, the cap 142 being removed from the holder 141 when it is desired to add aerosol-generating substrate to the reservoir.

Further, referring to fig. 2-3, the nozzle assembly 14 further includes a third sealing member 143, the third sealing member 143 is disposed around the cover 142, and a portion of the third sealing member 143 is located between a side wall of the cover 142 and an inner wall of the bracket 141, and a portion of the third sealing member 143 is located between an inner wall of the cover 142 and an outer wall of the second end 122. By providing the third seal 143, the aerosol-generating substrate within the reservoir 113 is prevented from leaking between the lid 142 and the second end 122 of the base 12 and between the holder 141 and the lid 142.

In one embodiment, as shown in fig. 2-4, an end face of the second end 122 is located within the chamber 111; that is, the end surface of the second end 122 is lower than the end surface of the housing 11 near the opening 112. Of course, in another embodiment, the end face of the second end 122 protrudes out of the chamber 111; that is, the end surface of the second end 122 is higher than the end surface of the housing 11 near the opening 112.

Further, as shown in fig. 5, after the aerosol-generating substrate is added to the oil storage chamber, in order to avoid the phenomenon that the air in the liquid storage chamber 113 is compressed to increase the air pressure and cause liquid leakage of the atomizer 1 during the process of inserting the suction nozzle assembly 14 into the opening 112 of the housing 11, the base 12 is provided with a vent hole 126 at a position close to the second end 122, and the vent hole 126 is communicated with the air exhaust channel 124, so that the air in the liquid storage chamber 113 can be exhausted through the vent hole 126 during the process of inserting the suction nozzle assembly 14 into the opening 112, and the air in the liquid storage chamber 113 is effectively prevented from being compressed to cause excessive air pressure.

Further, referring to fig. 2 and 4, in order to prevent leakage of the vent hole 126 during the process of adding the aerosol-generating substrate to the reservoir 113, the atomizer 1 further includes a sealing plug 18, when the mouthpiece assembly 14 is detached from the housing 11, the sealing plug 18 is connected to the second end 122 and seals the vent hole 126, so as to seal the vent hole 126 and prevent the aerosol-generating substrate from flowing from the vent hole 126 into the vent channel 124, thereby ensuring the quality of the aerosol drawn by the user, and when the height of the end surface of the second end 122 of the base 12 is lower than the height of the end of the housing 11 near the opening 112, the sealing plug 18 also serves to prevent the aerosol-generating substrate from being directly injected into the vent channel 124 of the base 12 during the process of adding the aerosol-generating substrate.

It should be noted that the preferred embodiments of the present invention are described in the specification and the drawings, but the present invention can be realized in many different forms, and is not limited to the embodiments described in the specification, and these embodiments are not provided as additional limitations to the present invention, and are provided for the purpose of making the understanding of the disclosure of the present invention more thorough and complete. Moreover, the above technical features are combined with each other to form various embodiments which are not listed above, and all the embodiments are regarded as the scope of the present invention; further, modifications and variations will occur to those skilled in the art in light of the foregoing description, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.

Claims

1. An atomizer, comprising:

2. The atomizer of claim 1, further comprising a limiting post, wherein a limiting groove is disposed on an outer peripheral side of the base near the first end, a mounting hole is disposed on the housing, one end of the limiting post is fixed in the mounting hole, and the other end of the limiting post is inserted into the limiting groove to limit the movement of the base along the axial direction of the chamber.

3. The nebulizer of claim 2, wherein the limiting posts are at least two and the limiting posts are circumferentially spaced along the housing.

4. The nebulizer of claim 2, further comprising a first seal and a second seal, the first seal and the second seal being spaced around a peripheral side surface of the first end, and the first seal and the second seal being located on opposite sides of the mounting hole, respectively.

5. The nebulizer of claim 1, wherein a peripheral side surface of the base adjacent the first end is in interference fit connection with the chamber inner wall to secure the base within the chamber.

6. The nebulizer of claim 1, wherein the first end is adhesively attached to an inner wall of the chamber to secure the base within the chamber.

7. The nebulizer of claim 1, wherein the nozzle assembly comprises a holder and a cover, the holder is fixed to the opening, the cover is inserted into the holder and connected to the second end of the base, a through hole is formed in the cover and communicates with the exhaust channel, and aerosol generated by heating the aerosol generating substrate by the atomizing core assembly can be discharged to the outside through the exhaust channel and the through hole.

8. The nebulizer of claim 7, wherein the mouthpiece assembly further comprises a third seal that nests around the cap and wherein a portion of the third seal is located between the cap side wall and the holder inner wall and a portion of the third seal is located between the cap inner wall and the second end outer wall.

9. A nebulizer as claimed in claim 1, wherein the end face of the second end is located within the chamber.

10. A nebulizer as claimed in claim 1, wherein the end face of the second end projects outside the chamber.

11. A nebulizer as claimed in claim 9 or 10, wherein the base is provided with a vent hole near the second end, the vent hole communicating with the vent passage.

12. The nebulizer of claim 11, further comprising a sealing plug that connects with the second end and blocks the vent when the nozzle assembly is removed from the housing.

13. An electronic cigarette comprising the nebulizer of any one of claims 1-12 and a battery assembly for powering the nebulizer.