CN219645051U - Atomizer and aerosol generating device - Google Patents

Abstract

The utility model discloses an atomizer and an aerosol generating device, and belongs to the technical field of atomization. The atomizer is including detachable stock solution spare and the atomizing subassembly of connecting, be equipped with the stock solution chamber in the stock solution spare, the bottom of stock solution spare is equipped with the play liquid hole in intercommunication stock solution chamber, in be provided with the drain spare that has the capillary action in going out the liquid hole, and on the stock solution spare in the outer port seal of going out the liquid hole be provided with the closure piece, relieve the closure of closure piece to going out the liquid hole, atomized liquid in the stock solution chamber just can be guided to in the atomizing subassembly by the drain spare. The atomizer and the aerosol generating device can save the replacement cost of the atomizer and enable the atomizing assembly with higher cost to be reused.

Description

Atomizer and aerosol generating device

Technical Field

The utility model relates to the technical field of atomization, in particular to an atomizer and an aerosol generating device.

Background

A nebulizer in an aerosol-generating device is used to store and nebulize an aerosol-forming substrate. The prior aerosol generating device can realize that the atomized liquid can be reused when exhausted through the replaceable atomizer, but when the atomized liquid in the atomizer is exhausted, the mode of wholly discarding the atomizer can cause the waste of high-cost atomizing components, thereby being unfavorable for reducing the cost of reuse of users.

It is therefore necessary to provide a new atomizer and aerosol generating device.

Disclosure of Invention

Based on the above-mentioned problems in the prior art, an object of an embodiment of the present utility model is to provide an atomizer, which can save the replacement cost of the atomizer, and make the atomizing assembly with higher cost reusable.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an atomizer, including detachable stock solution spare and the atomizing subassembly of connection, be equipped with the stock solution chamber in the stock solution spare, the bottom of stock solution spare is equipped with the play liquid hole in intercommunication stock solution chamber, in be provided with the drain spare that has the capillary action in going out liquid hole, and on the stock solution spare in the outer port seal of going out liquid hole be provided with the closure piece, relieve the closure of closure piece to going out liquid hole, atomized liquid in the stock solution chamber just can be guided to the atomizing subassembly by the drain spare in.

Further, the liquid guide piece is in interference fit with the side wall of the liquid outlet hole.

Further, one end of the liquid guide piece, which is close to the bottom of the liquid storage piece, is flush with the bottom of the liquid storage piece.

Further, the sealing piece is a sealing film, and the sealing film is attached to the bottom of the liquid storage piece at positions corresponding to the liquid outlet hole and the outer port.

Further, a communicating pipe is arranged in the liquid storage piece, a suction nozzle is arranged at the top of the liquid storage piece, a vent hole is arranged at the bottom of the liquid storage piece, and the communicating pipe is communicated between the vent hole and the suction nozzle.

Further, the liquid storage piece comprises a shell and a base which is hermetically assembled in an opening at the bottom of the shell.

Further, a first buckling position is arranged on the inner side wall of the shell, a first fastener is arranged on the base, and when the base and the shell are assembled in place, the first fastener is clamped with the first buckling position.

Further, the vent hole is located on the base, one end of the communicating pipe, which is close to the suction nozzle, is integrally connected with the shell, the communicating pipe is inserted into the vent hole of the base, and a sealing element is arranged between the communicating pipe and the vent hole.

In order to achieve the above purpose, the utility model adopts the following technical scheme: there is provided an aerosol generating device comprising an atomizer provided in any one of the above aspects, and a power supply device.

Compared with the prior art, the one or more technical schemes in the embodiment of the utility model have at least one of the following beneficial effects:

according to the atomizer and the aerosol generating device, the atomizer comprises the liquid storage piece and the atomization assembly which are detachably connected, the liquid storage cavity is formed in the liquid storage piece, the liquid outlet hole communicated with the liquid storage cavity is formed in the bottom of the liquid storage piece, the liquid guide piece with capillary action is arranged in the liquid outlet hole, the sealing piece is arranged on the outer port of the liquid outlet hole on the liquid storage piece in a sealing mode, when the liquid storage piece needs to be assembled with the atomization assembly, the sealing piece is used for sealing the liquid outlet hole, atomized liquid in the liquid storage cavity can be guided into the atomization assembly through the liquid guide piece, and the liquid storage piece can supply the atomized liquid to the atomization assembly, so that the atomizer provided by the embodiment of the utility model has the advantages that the structure of the liquid storage piece is simple, the production is simple and convenient, only the liquid storage piece needs to be replaced when the atomized liquid is exhausted, the use cost is reduced, and the atomization assembly cannot be wasted and discarded; and because the liquid guide piece is arranged in the liquid outlet hole, when the sealing piece is used for removing the sealing of the liquid outlet hole, the atomized liquid is attracted by the liquid guide piece, and the atomized liquid cannot flow out of the liquid outlet hole too quickly to cause a large amount of liquid leakage.

Drawings

The utility model is further described below with reference to the drawings and examples.

In the figure: fig. 1 is a front view of a liquid storage member according to an embodiment of the present utility model.

Fig. 2 is an exploded view of the reservoir shown in fig. 1.

FIG. 3 is a schematic cross-sectional view of the reservoir taken along the direction E-E in FIG. 1.

Fig. 4 is an enlarged schematic view of the area a in fig. 3.

Fig. 5 is a front view of a power supply device according to an embodiment of the present utility model.

Fig. 6 is a schematic perspective view of a power supply device according to an embodiment of the utility model, in which a housing is omitted.

Fig. 7 is an exploded view of a power supply device according to an embodiment of the present utility model.

Fig. 8 is a schematic sectional view of the power supply device in the direction F-F in fig. 5.

Fig. 9 is a partially exploded view of an aerosol generating device according to an embodiment of the present utility model.

Fig. 10 is a schematic longitudinal section of an aerosol generating device according to an embodiment of the present utility model.

Wherein, each reference sign in the figure: 1. a liquid storage member; 11. a housing; 111. a communicating pipe; 112. a suction nozzle; 113. a first buckling position; 12. a base; 121. a vent hole; 122. a liquid outlet hole; 123. a first fastener; 124. assembling steps; 13. a liquid guide; 14. a closure; 15. a seal; 16. a liquid storage cavity.

2. An atomizing assembly; 21. an atomizing core; 211. an atomizing bracket; 212. an upper case; 213. an air inlet hole; 214. an atomizing chamber; 215. a receiving chamber; 216. an air outlet; 217. a liquid collecting tank; 218. a vent groove; 219. a liquid inlet; 22. an atomizing unit; 221. a substrate; 222. a heating wire; 23. a liquid absorbing member; 24. a liquid collecting piece.

3. A housing; 31. a vent; 32. an accommodating cavity.

100. An aerosol generating device; 10. an atomizer; 20. a power supply device.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "connected to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present utility model. Thus, the appearances of the phrases "in one embodiment," "in some embodiments," or "in some embodiments" in various places throughout this specification are not all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1-4, an atomizer 10 according to an embodiment of the present utility model will now be described. The atomizer 10 provided by the embodiment of the utility model is suitable for an aerosol generating device 100, the aerosol generating device 100 can electrically drive an atomization assembly 2 in the atomizer 10 to work through a power supply device 20 therein, and a liquid storage piece 1 is used for supplying atomization liquid required for atomization to the atomization assembly 2 so as to atomize the atomization liquid stored in the liquid storage piece 1 through the atomization assembly 2 to form aerosol. According to the atomizer 10 provided by the embodiment of the utility model, the atomizer 10 comprises the liquid storage part 1 and the atomizing assembly 2 which are detachably connected, the liquid storage part 1 is internally provided with the liquid storage cavity 16, the bottom of the liquid storage part 1 is provided with the liquid outlet hole 122 communicated with the liquid storage cavity 16, the liquid outlet hole 122 is internally provided with the liquid guide part 13 with capillary action, the outer port of the liquid outlet hole 122 on the liquid storage part 1 is hermetically provided with the sealing part 14, when the liquid storage part 1 needs to be assembled with the atomizing assembly 2, the sealing of the liquid outlet hole 122 by the sealing part 14 is released, and atomized liquid in the liquid storage cavity 16 can be guided into the atomizing assembly 2 by the liquid guide part 13, so that the liquid storage part 1 can supply atomized liquid to the atomizing assembly 2. Therefore, according to the atomizer 10 provided by the embodiment of the utility model, the liquid storage piece 1 is detachably separated from the heating component 2, so that the liquid storage piece 1 is simple in structure and convenient to produce, and when atomized liquid is exhausted, only the liquid storage piece 1 is needed to be replaced so as to reduce the use cost, and the atomizing component 2 cannot be wasted and discarded; and because of the arrangement of the liquid guide member 13 in the liquid outlet 122, when the closure member 14 is released from the closure of the liquid outlet 122, the atomized liquid is attracted by the liquid guide member 13, and therefore, the atomized liquid cannot flow out of the liquid outlet 122 too quickly, so that a large amount of liquid leakage is caused.

As shown in fig. 2 and 3, in some embodiments, the liquid storage member 1 includes a housing 11 and a base 12 sealingly mounted in an opening at a bottom of the housing 11, and the housing 11 and the base 12, which are hollow, enclose the liquid storage chamber 16. More precisely, the liquid outlet 122 is located on the base 12, in this embodiment, there are two liquid outlet 122 on the base 12, so that more liquid outlet 122 is convenient for air to enter the liquid storage cavity 16 from the liquid outlet 122 while atomized liquid flows out from the liquid guide 13, so as to balance the pressure in the liquid storage cavity 16 and smooth liquid discharge.

In some embodiments, the liquid guiding member 13 is in interference fit with the side wall of the liquid outlet 122, so as to generate micro-extrusion deformation between the liquid guiding member 13 and/or the liquid outlet 122, so that the liquid guiding member 13 is stably accommodated in the liquid outlet 122.

In some embodiments, the end of the liquid guide 13 near the bottom of the liquid storage member 1 is flush with the bottom of the liquid storage member 1. So that the liquid guide chamber 13 on the liquid storage member 1 can be contacted with the atomizing assembly 2 when the liquid storage member 1 is assembled with the atomizing assembly 2 in place for conducting atomized liquid. It will be appreciated that in other embodiments, the end of the liquid guide 13 near the bottom of the liquid storage member 1 may protrude slightly beyond the bottom of the liquid storage member 1.

In some of these embodiments, the liquid guide 13 may be, but is not limited to, liquid-conducting cotton.

As shown in fig. 2, in some embodiments, a communicating pipe 111 is provided in the liquid storage member 1, a suction nozzle 112 is provided at the top of the liquid storage member 1, a vent hole 121 is provided at the bottom of the liquid storage member 1, and the communicating pipe 111 is communicated between the vent hole 121 and the suction nozzle 112. More precisely, the vent hole 121 is located on the base 12, one end of the communicating tube 111 close to the suction nozzle 112 is integrally connected with the housing 11, the communicating tube 111 is inserted into the vent hole 121 of the base 12, and a sealing member 15 is provided between the communicating tube 111 and the vent hole 121, so that when the base 12 and the housing 11 are assembled in place, an installation gap between the communicating tube 111 and the vent hole 121 is sealed by the sealing member 15, and atomized liquid in the liquid storage cavity 16 is prevented from leaking. Further, an assembling step 124 is formed on the side wall of the vent hole 121, the sealing member 15 is mounted on the assembling step 124, when the communicating pipe 111 is aligned to the vent hole 121, the sealing member 15 is abutted between the communicating pipe 111 and the vent hole 121 in a sealing manner, and the sealing member 15 realizes a sealing and blocking effect through micro elastic deformation.

As shown in fig. 2, in some embodiments, a first fastening portion 113 is disposed on an inner side wall of the housing 11, a first fastening portion 123 is disposed on the base 12, and when the base 12 and the housing 11 are assembled in place, the first fastening portion 123 engages with the first fastening portion 113, so that the base 12 is fixedly connected to the housing 11.

In some embodiments, the sealing member 14 is a sealing film, the sealing film is attached to the bottom of the liquid storage member 1 at positions corresponding to the liquid outlet hole 122 and the outer port, and the sealing film can be torn from the liquid storage member 1, so that the sealing film can seal the liquid outlet hole 122 in an attaching manner, and the liquid outlet hole 122 can be opened by removing the sealing film, so that the liquid storage member 1 and the atomizing assembly 2 can be ready to be assembled in place.

As shown in fig. 6, 7 and 8, in some of these embodiments, the atomizing assembly 2 includes:

an atomization seat 21, wherein an atomization cavity 214 is formed in the atomization seat 21;

the atomizing unit 22 is used for heating and atomizing the atomized liquid to form aerosol, and the atomizing unit 22 is arranged in the atomizing cavity 214 of the atomizing base 21;

and a liquid absorbing member 23 with capillary action, wherein a containing cavity 215 is formed on the upper side of the atomizing cavity 214 in the atomizing seat 21, a liquid inlet 219 communicated with the containing cavity 215 is formed on the top of the atomizing seat 21, the liquid absorbing member 23 is contained in the containing cavity 215, and the liquid absorbing member 23 is abutted against the atomizing unit 22. When the atomized liquid enters from the liquid inlet 219, the atomized liquid can flow downwards due to the action of gravity, but due to the arrangement of the liquid absorbing piece 23 in the accommodating cavity 215, the liquid absorbing piece 23 has the functions of temporarily storing the atomized liquid and guiding the atomized liquid to flow, so that the flow speed of the atomized liquid can be effectively reduced, and the risk that part of the atomized liquid is not atomized but leaks is reduced.

As shown in fig. 8, in some of the embodiments, a sump 217 for storing the leaked liquid is formed inside the atomizing base 21 and at the lower side of the atomizing chamber 214. The design of the liquid collecting tank 217 can store liquid leakage, so that condensate or atomized liquid is prevented from leaking out of the atomizing base 21, and a circuit board and an electric core in the power supply device 20 are damaged.

In some embodiments, a liquid collecting member 24 capable of absorbing liquid is arranged in the liquid collecting groove 217 to absorb and accumulate the leaked liquid in the liquid collecting groove 217, so that the leakage of the leaked liquid is effectively avoided.

In some of these embodiments, the peripheral wall of the atomizing base 21 is provided with an air inlet hole 213 for introducing external air into the atomizing chamber 214, the top of the atomizing base 21 is provided with an air outlet 216, and an air flow channel is provided in the atomizing base 21, and the air flow channel is connected between the air outlet 216 and the air inlet hole 213. The side design of the air inlet 213 can effectively reduce the probability that atomized liquid or condensate in the atomization seat 21 falls down to flow out to the air inlet 213 under the action of gravity. More specifically, the inlet aperture 213 is taller than the sump 217, further reducing the risk of leakage from the sump 217 that may otherwise invade the inlet aperture 213. .

As shown in fig. 6, in some embodiments, an air vent groove 218 is formed on the outer peripheral wall of the atomizing base 21, the air vent groove 218 communicates with the atomizing chamber 214 and the air outlet 216, when the atomizing base 21 is installed in the housing 3 of the power supply device 20, the air vent groove 218 and the inner peripheral wall of the housing 3 enclose at least a part of the airflow channel, so that air introduced into the atomizing chamber 214 from the air inlet hole 213 flows to the air outlet 216 through the air vent groove 218, and aerosol in the atomizing chamber 214 is carried out of the air outlet 216.

As shown in fig. 7, in some embodiments, the atomizing unit 22 includes a substrate 221 and a heating filament 222 disposed on the substrate 221, the substrate 221 is transversely disposed and connected with the atomizing base 21, the heating filament 222 is disposed on an upper end surface of the substrate 221, and the liquid absorbing member 23 abuts against the heating filament 222 on the upper end surface of the substrate 221, so that the liquid absorbing member 23 guides the atomized liquid onto the heating filament 222, and after the atomized liquid is atomized by the heating filament 222 to form an aerosol, the aerosol flows out of the air outlet 216 along with the suction air flow in the air flow channel.

As shown in fig. 7, in some embodiments, the atomizing base 21 includes an atomizing support 211 having an open top, and an upper housing 212 fitted over the top of the atomizing support 211. More precisely, an atomizer 214 and a containing cavity 215 are formed between the atomizing bracket 211 and the upper shell 212 in a surrounding manner; the air inlet holes 213 are located on the peripheral side wall of the atomizing bracket 211; the liquid collecting tank 217 is positioned on the inner bottom wall of the atomizing bracket 211; the inside of the atomizing bracket 211 is provided with an installation step corresponding to the atomizing unit 22, on which the substrate 221 in the atomizing bracket 211 is installed.

In some embodiments, the upper shell 212 is made of a material with sealing performance, such as silica gel, fluororubber, etc. In addition, the outer peripheral wall of the upper shell 212 is abutted against the inner side wall of the outer shell 3 in the power supply device 20 through sealing, and the gap between the upper shell 212 and the outer shell 3 can be blocked, so that the number of parts is reduced, and the cost is saved.

In some embodiments, when the liquid storage member 1 and the atomization assembly 2 are assembled in place, the air vent 121 on the liquid storage member 1 is in alignment communication with the air outlet 216, the liquid outlet 122 on the liquid storage member 1 is in alignment communication with the liquid inlet 219, and the liquid guide member 13 abuts against the liquid suction member 23, so that atomized liquid is conducted between the liquid guide member 13 and the liquid suction member 23. So that when the liquid storage member 1 in the atomizer 10 is loaded onto the power supply device 20 for use, atomized liquid in the liquid storage chamber 16 of the liquid storage member 1 flows to the liquid suction member 23 in the atomizing assembly 2 under the guidance of the liquid guide member 13 in the liquid outlet hole 122, the atomized liquid is guided by the liquid suction member 23 to contact the atomizing unit 22, the atomizing unit 22 atomizes the atomized liquid to form aerosol, and the aerosol is simultaneously carried out to the suction nozzle 112 by the suction airflow.

The embodiment of the utility model also provides an aerosol generating device, which comprises the atomizer 10 provided in any embodiment and a power supply device 20, wherein the atomizing assembly 2 in the atomizer 10 starts to work under the electric drive of the power supply device 20. Since the aerosol generating device has all the technical features of the atomizer 10 provided in any of the above embodiments, the aerosol generating device has the same technical effects as the atomizer 10 described above.

As shown in fig. 9 and 10, in some embodiments, the power supply device 20 includes a housing 3 with an open top, the atomizing base 21 is disposed in the housing 3, a receiving cavity 32 is disposed in the housing 3 at an upper end of the atomizing base 21, a lower end of the liquid storage member 1 is at least partially received in the receiving cavity 32, and a vent 31 communicating with the air inlet 213 is disposed on an outer peripheral wall of the housing 3. When the suction nozzle 112 sucks and forms a suction airflow, external air enters the atomization cavity 214 of the atomization seat 21 through the air vent 31 and the air inlet 213 in sequence, so as to drive aerosol atomized by the atomization unit 22 to enter the communication pipe 111 from the air outlet 216, and finally, the aerosol is output from the suction nozzle 112.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (9)

1. An atomizer, characterized in that: including detachable stock solution spare and the atomizing subassembly of connection, be equipped with the stock solution chamber in the stock solution spare, the bottom of stock solution spare is equipped with the play liquid hole in intercommunication stock solution chamber, in be provided with the drain spare that has the capillary action in going out liquid hole, and on the stock solution spare in go out the outer port seal of liquid hole be provided with the closure piece, relieve the closure piece is to going out the closure of liquid hole, atomized liquid in the stock solution chamber just can be guided to in the atomizing subassembly by the drain spare.

2. The nebulizer of claim 1, wherein: the liquid guide piece is in interference fit with the side wall of the liquid outlet hole.

3. The nebulizer of claim 1, wherein: one end of the liquid guide piece, which is close to the bottom of the liquid storage piece, is flush with the bottom of the liquid storage piece.

4. The nebulizer of claim 1, wherein: the sealing piece is a sealing film, and the sealing film is attached to the bottom of the liquid storage piece at positions corresponding to the liquid outlet hole and the outer port.

5. The nebulizer of claim 1, wherein: the liquid storage part is internally provided with a communicating pipe, the top of the liquid storage part is provided with a suction nozzle, the bottom of the liquid storage part is provided with a vent hole, and the communicating pipe is communicated between the vent hole and the suction nozzle.

6. The nebulizer of claim 5, wherein: the liquid storage piece comprises a shell and a base which is hermetically assembled in an opening at the bottom of the shell.

7. The nebulizer of claim 6, wherein: the inner side wall of the shell is provided with a first buckling position, the base is provided with a first fastener, and when the base and the shell are assembled in place, the first fastener is clamped with the first buckling position.

8. The nebulizer of claim 6, wherein: the air vent is located on the base, one end of the communicating pipe, which is close to the suction nozzle, is integrally connected with the shell, the communicating pipe is inserted into the air vent of the base, and a sealing element is arranged between the communicating pipe and the air vent.

9. An aerosol generating device, characterized in that: the aerosol generating device comprising the atomizer of any one of claims 1 to 8, and a power supply means.