CN212911688U

CN212911688U - Atomizer and its aerosol generating device

Info

Publication number: CN212911688U
Application number: CN202021425565.1U
Authority: CN
Inventors: 邱伟华
Original assignee: Changzhou Paiteng Electronic Technology Co Ltd
Current assignee: Changzhou Paiteng Electronic Technology Co Ltd
Priority date: 2020-02-10
Filing date: 2020-02-10
Publication date: 2021-04-09
Anticipated expiration: 2030-02-10
Also published as: CN211746937U; EP4104690A1; WO2021159915A1; EP4104690A4

Abstract

The utility model discloses an atomizer, which comprises a liquid storage part, a base arranged at one end of the liquid storage part, and a heating structure accommodated in the liquid storage part; The smoke pipe, the atomizer also includes a connecting piece accommodated in the cavity of the base, the connecting piece is arranged between the base and the smoke outlet pipe, the base is provided with an air inlet, and an airflow channel and communication are formed between the connecting piece and the base The air inlet is communicated with the communication channel through the air flow channel. In the atomizer provided by the utility model, by arranging a connecting piece between the base and the smoke outlet pipe, the outside air entering the aerosol generating device through the air inlet flows through the heating structure under the shunting action of the connecting piece, and then circulates to the aerosol generating device. In the smoke outlet channel, more smoke generated by the heating structure can be brought into the smoke outlet channel, and the user has a better suction taste. The utility model also discloses an aerosol generating device with the above atomizer.

Description

Atomizer and aerosol generating device thereof

Technical Field

The utility model relates to a simulation smoking technical field especially relates to an atomizer and aerosol generating device thereof.

Background

The aerosol generating device comprises an atomizer and a power supply device electrically connected with the atomizer, a liquid storage cavity, a heating structure and a smoke outlet pipe are arranged in the atomizer, the heating structure heats aerosol forming substrates supplied by the liquid storage cavity under the electric drive of the power supply device to form smoke, and the smoke is sucked by a user through the smoke outlet pipe. However, in the structure of the aerosol generating device in the prior art, often, after the outside air enters through the air inlet of the aerosol generating device, the outside air directly flows through the circulation hole corresponding to the air inlet and then passes through the smoke outlet pipe to be sucked by the user, so that part of the smoke generated by the heating structure is trapped in the gap of the aerosol generating device and is not completely brought into the smoke outlet pipe, and the user feels the influence on the suction port.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide an atomizer and an aerosol generating device thereof, which can bring more smoke into a smoke outlet pipe.

The utility model provides a technical scheme that its technical problem will adopt is: an atomizer, the atomizer includes the stock solution spare of storage aerosol formation substrate, sets up the base in stock solution spare one end and accept the heating structure in the stock solution spare of locating, heating structure is used for heating the aerosol formation substrate in the stock solution spare produces smog, be provided with out the tobacco pipe in the stock solution spare, the inner chamber of going out the tobacco pipe forms out the cigarette passageway, the atomizer still includes the connecting piece of acceping in the cavity of base, the connecting piece sets up the base with go out between the tobacco pipe, be provided with the air inlet on the base, form airflow channel between the terminal surface of connecting piece and the terminal surface of base, form the intercommunication passageway between the periphery wall of connecting piece and the inner wall of base, airflow channel's one end with the air inlet intercommunication, airflow channel's the other end with intercommunication passageway intercommunication, the heating structure is arranged between the communicating channel and the smoke outlet channel, and air in the communicating channel circulates to the smoke outlet channel and then passes through the heating structure.

Further, the heating structure comprises a liquid guiding piece and a heating piece which are in contact with each other, the liquid guiding piece is contained in the liquid storage piece, a communication hole is formed in the liquid guiding piece, the liquid guiding piece is sleeved outside the smoke outlet pipe, the communication hole is communicated with the smoke outlet channel, and the heating piece is arranged at one end, close to the connecting piece, of the liquid guiding piece.

Further, the atomizer is still including acceping the installed part in the stock solution spare, the one end of installed part is inserted and is established on the base, the lower terminal surface of installed part with form the smog passageway between the up end of connecting piece, the one end of smog passageway with the intercommunication passageway intercommunication, the other end of smog passageway with go out the cigarette passageway intercommunication, drain is acceptd in the installed part, the heating element heating storage is in aerosol formation substrate on the drain, the atomizing smog that produces of aerosol formation substrate gives off to in the smog passageway.

Further, the inner chamber of stock solution spare forms the stock solution chamber, the installed part is both ends open-ended cavity tube-shape, the inner chamber of installed part with the stock solution chamber is linked together.

Furthermore, the connecting piece is provided with a through hole which penetrates through the connecting piece, the base is provided with a mounting hole which penetrates through the base, the atomizer further comprises an electrode, one end of the electrode is contained in the mounting hole, and the other end of the electrode is abutted against the heating piece after sequentially penetrating through the mounting hole and the through hole.

Further, the communication channel and the air inlet are arranged in a staggered mode.

Furthermore, the connecting piece comprises a body and two connecting bulges, the connecting bulges are convexly arranged on the body and are abutted against the base, and the airflow channel is formed by enclosing the lower end face of the body and the upper end face of the base.

Further, the base includes base member and installation arch, the protruding establishment of installation arch on the base member, the installation arch is the cavity tubular structure, the connecting piece is acceptd in the bellied cavity of installation, the intercommunication passageway by the periphery wall of connecting piece with enclose jointly between the bellied inner wall of installation and close and form.

Further, the communication hole is provided at the center of the liquid guide.

An aerosol generating device comprising the atomiser of any preceding claim.

The utility model has the advantages that: the utility model provides an atomizer or aerosol generating device through set up the connecting piece between base and play tobacco pipe, and the outside air that gets into in the aerosol generating device through the air inlet flows through heating structure under the reposition of redundant personnel effect of connecting piece, then the recirculation to go out in the cigarette passageway, can bring into more the smog that the heating structure produced and go into out in the cigarette passageway, user's suction taste is better.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of an atomizer according to the present invention;

fig. 2 is an exploded view of the atomizer of the present invention;

FIG. 3 is a schematic diagram of the base of the atomizer shown in FIG. 1;

FIG. 4 is a schematic view of the structure of the attachment member of the atomizer shown in FIG. 1;

FIG. 5 is a further structural schematic view of the connector shown in FIG. 3;

FIG. 6 is a schematic view of a heating structure in the atomizer shown in FIG. 1;

fig. 7 is a cross-sectional view of an atomizer of the present invention;

the names and the numbers of the parts in the figure are respectively as follows:

base 20 of liquid reservoir 10 of atomizer 100

Connector 30 mounting member 40 heating structure 50

Gas outlet 111 of smoke outlet pipe 11 liquid storage cavity 12

First card slot 13 mounting boss 21 air inlet 22

Mounting hole 23 step surface 24 second collecting groove 25

First buckle 211 and second clamping groove 212 and groove 213

The first seal ring 60 body 31 coupling projection 32

First collection trough 311 through hole 33 airflow channel 34

Second clip 41 of electrode 70 of communication channel 35

The smoke channel 43 of the limiting ring 42 leads the liquid piece 51

The heat generating component 52 is connected with the hole 511 and the receiving groove 512

Seal 80 second seal ring 90 retention hole 811

Smoke outlet channel 14 with liquid inlet 82 mounted on groove 83

Air inlet pipe 261 of base 26 of abutting part 214

Support projection 262

Detailed Description

The present invention will now be described in detail with reference to the accompanying drawings. The attached drawings are simplified schematic diagrams, and merely illustrate the basic structure of the present invention in a schematic manner, and thus show only the components related to the present invention.

As shown in fig. 1 and 7, the present invention provides an aerosol generating device, which includes an atomizer 100 and a power supply device electrically connected to the atomizer 100, wherein the atomizer 100 includes a liquid storage member 10, a base 20 disposed at one end of the liquid storage member 10, a connecting member 30 disposed on the base 20, an installation member 40 housed in the liquid storage member 10, and a heating structure 50 installed on the installation member 40. In use, aerosol-forming substrate in the reservoir 10 enters the heating structure 50, the power supply means supplies power to the heating structure 50, and the heating structure 50 atomises the aerosol-forming substrate to produce an aerosol for inhalation by a user.

The liquid storage part 10 is roughly of a hollow cylindrical structure with an opening at one end, a smoke outlet pipe 11 is arranged inside the liquid storage part 10, the smoke outlet pipe 11 is of a hollow cylindrical shape, two opposite ends of the smoke outlet pipe 11 are both open, the upper end of the smoke outlet pipe 11 penetrates through the liquid storage part 10 and is opened to form a gas outlet 111, a liquid storage cavity 12 for storing aerosol forming substrates is formed in the space between the inner wall of the liquid storage part 10 and the outer wall of the smoke outlet pipe 11, a smoke outlet channel 14 is formed in the inner cavity of the smoke outlet pipe 11, and first clamping grooves 13 are formed in the inner walls of two opposite sides of the liquid storage part 10.

As shown in fig. 2, 3 and 7, the base 20 includes a base 26 and a mounting protrusion 21, the mounting protrusion 21 is protruded on the base 26, the mounting protrusion 21 is a hollow cylindrical structure, and the base 26 is provided with an air inlet pipe 261 and two holding protrusions 262 in a protruding manner, in the present embodiment, the air inlet pipe 261 is arranged at the approximate center of the base 26, the two abutting protrusions 262 are arranged at two opposite sides of the air inlet pipe 261, the air inlet 22 penetrating through the base 26 is arranged on the air inlet pipe 261, the mounting hole 23 penetrating through the base 26 is arranged on the abutting protrusion 262, the outer wall of the air inlet pipe 261, the outer wall of the abutting protrusion 262, the inner wall of the mounting protrusion 21 and the upper end face of the base 26 are jointly enclosed to form a second collecting groove 25, a preset height difference is formed between the groove bottom wall of the second collecting groove 25 and the upper end face of the air inlet pipe 261, further, a step surface 24 is formed between the outer peripheral wall of the mounting boss 21 and the outer peripheral wall of the base 20.

The wall surfaces of two opposite sides of the mounting protrusion 21 are provided with a first buckle 211 and a second clamping groove 212, and the first buckle 211 corresponds to the first clamping groove 13. The outer peripheral wall of the mounting protrusion 21 is recessed to form an annular groove 213, when the base 20 is mounted at one end of the liquid storage part 10, the mounting protrusion 21 is inserted into the liquid storage part 10, the bottom wall of the liquid storage part 10 abuts against the step surface 24, and the first buckle 211 is clamped in the first clamping groove 13 to enhance the connection strength. The mounting protrusion 21 is further provided therein with a butting portion 214. The atomizer 100 further includes a first sealing ring 60, and the first sealing ring 60 is accommodated in the groove 213 and sandwiched between the liquid storage member 10 and the base 20 to enhance the sealing performance, and it can be understood that the first sealing ring 60 is made of a sealing material such as rubber or silica gel.

As shown in fig. 4, 5 and 7, the connecting member 30 is disposed between the base 20 and the smoke outlet pipe 11, the connecting member 30 includes a body 31 and two connecting protrusions 32, the connecting protrusions 32 are disposed on the body 31 in a protruding manner, a first collecting groove 311 is formed on one side of the body 31 close to the smoke outlet pipe 11 in a recessed manner, the first collecting groove 311 is disposed corresponding to the smoke outlet passage 14, that is, the first collecting groove 311 is disposed below the smoke outlet passage 14, each connecting protrusion 32 is provided with a through hole 33, the through hole 33 penetrates through the body 31 and the connecting protrusion 32, and each connecting protrusion 32 corresponds to one abutting protrusion 262. The connecting piece 30 is accommodated in the cavity of the mounting protrusion 21, the connecting protrusion 32 abuts against the corresponding abutting protrusion 262, an air flow channel 34 is formed by enclosing between the lower end face of the body 31 and the upper end face of the base 26, a communication channel 35 is formed by enclosing between the outer peripheral wall of the connecting piece 30 and the inner wall of the mounting protrusion 21, one end of the air flow channel 34 is communicated with the air inlet 22, and the other end of the air flow channel 34 is communicated with the communication channel 35.

The atomizer 100 further includes two electrodes 70, each electrode 70 corresponds to one of the mounting holes 23, one end of each electrode 70 is received in the corresponding mounting hole 23, the other end of each electrode 70 sequentially passes through the mounting hole 23 and the through hole 33 and is received in the inner cavity of the mounting protrusion 21, the upper end surface of each electrode 70 is higher than the upper end surface of the corresponding connector 30, one of the electrodes 70 is electrically connected to one of the positive and negative electrodes of the power supply device, and the other electrode 70 is electrically connected to the other of the positive and negative electrodes of the power supply device.

The mounting member 40 is substantially in the shape of a hollow cylinder with two open ends, the inner cavity of the mounting member 40 is communicated with the liquid storage cavity 12, the outer peripheral walls of two opposite sides of the mounting member 40 are respectively provided with a second buckle 41 and a limiting ring 42 in a protruding manner, one end of the mounting member 40 is inserted into the mounting protrusion 21 and is abutted against the abutting portion 214, the second buckle 41 is clamped in the second clamping groove 212, the limiting ring 42 is abutted against the upper end surface of the mounting protrusion 21, a smoke channel 43 communicated with the communication channel 35 is formed between the lower end surface of the mounting member 40 and the upper end surface of the connecting member 30, one end of the smoke channel 43 is communicated with the communication channel 35, the other end of the smoke channel 43 is communicated with the smoke outlet channel 14, a gap is provided between the lower end face of the mounting member 40 and the upper end face of the connector member 30, by which gap the smoke passage 43 is formed, as will be appreciated, in other embodiments, not shown, the smoke channel 43 can also open at the upper end face of the connecting piece 30.

As shown in fig. 6 and 7, the heating structure 50 includes a liquid guiding member 51 and a heat generating member 52 contacting each other, the liquid guiding member 51 is provided with a communication hole 511, one end surface of the liquid guiding member 51 is recessed to form an annular accommodating groove 512, in this embodiment, the communication hole 511 is disposed at a substantial center of the liquid guiding member 51, the accommodating groove 512 is disposed around the communication hole 511, the liquid guiding member 51 is made of porous ceramic, the liquid guiding member 51 is provided with a plurality of capillary holes so that the liquid guiding member 51 can absorb and store the aerosol-forming substrate, the heat generating member 52 is disposed at a bottom of the liquid guiding member 51, that is, the heat generating member 52 is disposed at an end of the liquid guiding member 51 close to the electrode 70, the heat generating member 52 is a heat generating circuit sintered on the liquid guiding member 51, the liquid guiding member 51 is accommodated in the mounting member 40, the liquid guiding member 51 is sleeved outside the smoke outlet pipe 11, the communication hole 511 is communicated with the smoke outlet channel 14, an end of the liquid guiding member 51 where the heat generating member 52, and two pins are arranged on the heating element 52, one of the pins is electrically connected with one electrode 70, and the other pin is electrically connected with the other electrode 70, so that the heating element 52 is electrically connected with the power supply device, when a user uses the aerosol generating device, the aerosol-forming substrate in the liquid storage cavity 12 flows to the containing groove 512 of the liquid guide element 51 through the upper end of the mounting element 40, under the electric driving action of the power supply device, the heating element 52 generates heat and heats the aerosol-forming substrate stored on the liquid guide element 51, and the aerosol-forming substrate is atomized to generate smoke and is emitted into the smoke channel 43. The provision of the receiving groove 512 increases the contact area between the liquid guide 51 and the aerosol-forming substrate, and improves the liquid guiding capability of the liquid guide 51.

In one embodiment, in order to further enhance the sealing performance between the mounting member 40 and the heating structure 50 and between the mounting member 40 and the liquid storage member 10 and prevent liquid leakage, the atomizer 100 further includes a sealing member 80 and a second sealing ring 90, the sealing member 80 is provided with a fixing protrusion 81 in a protruding manner, the fixing protrusion 81 is provided with a fixing hole 811, the sealing member 80 is provided with liquid inlets 82 at two opposite sides of the fixing protrusion 81, in this embodiment, the fixing protrusion 81 is provided at a substantially center of the sealing member 80, a lower end surface of the sealing member 80 is recessed upward along an axial direction thereof to form an installation groove 83 communicated with the liquid inlet 82, the sealing member 80 is accommodated inside the mounting member 40, the sealing member 80 is sandwiched between the heating structure 50 and the mounting member 40, and the fixing hole 811 is communicated with the communication hole 511. A second seal ring 90 is interposed between the mounting member 40 and the reservoir member 10.

When the atomizer 100 is used, the aerosol-forming substrate in the liquid storage cavity 11 flows to the liquid guide member 51 through the liquid inlet 82, when a user starts the aerosol generating device, the heat generating member 52 generates heat under the electric driving action of the power supply device and heats the aerosol-forming substrate stored on the liquid guide member 51, so that the aerosol-forming substrate is atomized to generate smoke to be emitted into the smoke channel 43, outside air enters the air flow channel 34 through the air inlet 22, and then flows through the communicating channel 35 and the smoke channel 43 in sequence and carries the smoke to pass through the smoke outlet channel 14 and the air outlet 111 and then enter the user's mouth. During the operation of the atomizer 100, the condensate in the smoke outlet tube 11, the leaked aerosol-forming substrate and the aerosol-forming substrate on the heating structure 50 which is not too much to be atomized may be collected by the first collecting groove 311, the condensate in the communicating channel 35, the condensate on the inner wall of the mounting protrusion 21 and the bottom wall of the connecting member 30 may be collected by the second collecting groove 25, and in addition, when the condensate in the first collecting groove 311 is fully collected, the condensate overflowing from the first collecting groove 311 may flow into the second collecting groove 25 through the communicating channel 35, thereby preventing the condensate in the first collecting groove 311 from flowing to the outside of the aerosol generating device; it will be appreciated that when the user tilts the atomiser, condensate collected in the first collection tank 311 can also flow through the communication channel 35 into the second collection tank 25, again with the benefit of preventing the first collection tank 311 from being excessively charged and affecting its collection.

It will be appreciated that in other embodiments, not shown, the communication channel 35 may be provided on the connecting member 30, and it is only necessary that the heating structure 50 is provided between the communication channel 35 and the smoke outlet channel 14, the air passing through the communication channel 35 passes through the heating structure 50 when passing through the smoke outlet channel 14, and the communication channel 35 is disposed offset from the air inlet 22.

The utility model provides an atomizer 100 sets up connecting piece 30 between base 20 and play tobacco pipe 11, corresponds on the connecting piece 30 and goes out the tobacco pipe 11 and be provided with first collecting vat 311 for the aerosol formation substrate of revealing in the condensate that produces in the tobacco pipe 11 or the atomizer 100 is collected in first collecting vat 311, avoids aerosol formation substrate to reveal to the aerosol generating device outside from intake pipe 261, prevents the weeping. Meanwhile, the second collecting groove 25 is arranged on the base 20, the communication channel 35 staggered with the air inlet 22 is arranged between the connecting piece 30 and the base 20, and the communication channel 35 is communicated with the smoke outlet channel 14, so that aerosol-forming substrates overflowing from the first collecting groove 311 can flow into the second collecting groove 25 through the communication channel 35, and liquid leakage is further prevented.

The utility model provides an aerosol generating device, because it has the whole technical characteristics of above-mentioned atomizer 100, the event has the same technological effect with above-mentioned atomizer 100.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. An atomizer, characterized by: the atomizer comprises a liquid storage part for storing aerosol to form substrates, a base arranged at one end of the liquid storage part and a heating structure accommodated in the liquid storage part, wherein the heating structure is used for heating the aerosol to form substrates in the liquid storage part to generate smoke, a smoke outlet pipe is arranged in the liquid storage part, a smoke outlet channel is formed in an inner cavity of the smoke outlet pipe, the atomizer further comprises a connecting part accommodated in a cavity of the base, the connecting part is arranged between the base and the smoke outlet pipe, an air inlet is arranged on the base, an airflow channel is formed between the end surface of the connecting part and the end surface of the base, a communication channel is formed between the peripheral wall of the connecting part and the inner wall of the base, one end of the airflow channel is communicated with the air inlet, the other end of the airflow channel is communicated with the communication channel, and the heating structure is arranged between the communication channel and the smoke outlet channel, the air passing through the communicating channel passes through the heating structure when flowing to the smoke outlet channel.

2. The nebulizer of claim 1, wherein: the heating structure comprises a liquid guiding piece and a heating piece which are in contact with each other, the liquid guiding piece is contained in the liquid storage piece, a communication hole is formed in the liquid guiding piece, the liquid guiding piece is sleeved outside the smoke outlet pipe, the communication hole is communicated with the smoke outlet channel, and the heating piece is arranged at one end, close to the connecting piece, of the liquid guiding piece.

3. A nebulizer as claimed in claim 2, wherein: the atomizer is still including acceping the installed part in the stock solution spare, the one end of installed part is inserted and is established on the base, the lower terminal surface of installed part with form the smog passageway between the up end of connecting piece, the one end of smog passageway with the intercommunication passageway intercommunication, the other end of smog passageway with go out the cigarette passageway intercommunication, the drain spare is acceptd in the installed part, the heating element heating storage is in aerosol formation substrate on the drain spare, the aerosol that the atomizing of aerosol formation substrate produced gives off extremely in the smog passageway.

4. A nebulizer as claimed in claim 3, wherein: the inner chamber of stock solution spare forms the stock solution chamber, the installed part is both ends open-ended cavity tube-shape, the inner chamber of installed part with the stock solution chamber is linked together.

5. A nebulizer as claimed in claim 2, wherein: the atomizer further comprises an electrode, one end of the electrode is contained in the mounting hole, and the other end of the electrode sequentially penetrates through the mounting hole and the through hole and then abuts against the heating part.

6. A nebulizer as claimed in claim 2, wherein: the communicating channel and the air inlet are arranged in a staggered mode.

7. The nebulizer of claim 1, wherein: the connecting piece comprises a body and two connecting bulges, the connecting bulges are convexly arranged on the body and are abutted against the base, and the airflow channel is formed by enclosing the lower end face of the body and the upper end face of the base.

8. The atomizer of claim 7, wherein: the base includes that base member and installation are protruding, the protruding establishment of installation is in on the base member, the installation arch is the cavity tubular structure, the connecting piece is acceptd in the bellied cavity of installation, the intercommunication passageway by the periphery wall of connecting piece with enclose jointly between the bellied inner wall of installation and close and form.

9. A nebulizer as claimed in claim 2, wherein: the communication hole is provided at the center of the liquid guide.

10. An aerosol generating device, comprising: the aerosol generating device comprising a nebulizer according to any one of claims 1 to 9.