CN219877475U - Aerosol generating device and atomizer thereof - Google Patents

Abstract

The utility model discloses an aerosol generating device and an atomizer thereof. The atomizer comprises a shell, oil storage cotton, a ceramic core and a glass fiber tube. The shell is provided with a liquid storage cavity; the oil storage cotton is arranged in the liquid storage cavity, and a combustible matrix is stored in the oil storage cotton; the ceramic core comprises a ceramic matrix and a heating wire integrally formed with the ceramic matrix, and the ceramic core generates heat to atomize the combustible matrix to generate aerosol; the glass fiber tube is hollow to form a conveying channel, the glass fiber tube is connected with the ceramic core, and aerosol is discharged out of the atomizer through the conveying channel. By the mode, production efficiency can be improved, production cost can be reduced, and ceramic cores can be conveniently assembled and fixed. In addition, set up the ceramic core in adsorbing the oil storage cotton that has the combustible matrix, not only can avoid the combustible matrix to take place to leak, the controllable combustible matrix of supplying to the ceramic core of atomizing speed according to the ceramic core of oil storage cotton moreover, and then bring better experience for the user.

Description

Aerosol generating device and atomizer thereof

Technical Field

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

Background

Most disposable aerosol generating device in the existing market is the cotton package atomization component product of oil storage, and atomization component is in with setting including guide oil spare generally guide oil spare inner wall or twine the heater on guide oil spare outer wall, because atomization component is formed by guide oil spare and heater equipment, the deviation of part size leads to the easy problem of appearing the oil leak to different operating personnel's equipment manipulation difference can lead to the different atomization component to have great difference, and then influences the stability of product.

Disclosure of Invention

The utility model provides an aerosol generating device and an atomizer thereof, which are used for solving the technical problems that the atomizer is easy to leak oil and has poor stability.

In order to solve the technical problems, the utility model adopts a technical scheme that: there is provided an atomizer comprising: a shell provided with a liquid storage cavity; the oil storage cotton is arranged in the liquid storage cavity, and a combustible matrix is stored in the oil storage cotton; the ceramic core comprises a ceramic matrix and a heating wire integrally formed with the ceramic matrix, and the ceramic core heats and atomizes the combustible matrix to generate aerosol; and the glass fiber tube is hollow to form a conveying channel, the glass fiber tube is connected with the ceramic core, and the aerosol is discharged out of the atomizer through the conveying channel.

Optionally, the heating wire includes a main body portion and an electrode portion connected to the main body portion, the main body portion is buried in the ceramic substrate, and the electrode portion is exposed through the ceramic substrate.

Optionally, the casing be equipped with first opening and the second opening of stock solution chamber intercommunication, the atomizer includes first sealing washer and second sealing washer, first sealing washer shutoff first opening, and be in first sealing washer orientation one side of stock solution chamber is equipped with first fixed slot, second sealing washer shutoff second opening, and be in second sealing washer orientation one side of stock solution chamber is equipped with the second fixed slot, the ceramic core deviates from the tip of fine pipe of glass is located in the first fixed slot, the fine pipe of glass deviates from the tip of ceramic core is located in the second fixed slot.

Optionally, the first sealing ring is provided with a fixing hole and an electrode hole, the fixing hole penetrates through the first sealing ring, the electrode hole is formed in one side, away from the liquid storage cavity, of the first sealing ring, the electrode part penetrates through the fixing hole, and the end part of the electrode part is inserted into the electrode hole.

Optionally, the ceramic core is hollow, the first sealing ring is provided with an air inlet hole, and the air inlet hole is communicated with the inside of the ceramic core.

Optionally, the ceramic core is columnar, and the axis of the air inlet hole coincides with the central axis of the ceramic core.

Optionally, the atomizer comprises oil absorbing cotton, and the oil absorbing cotton is arranged at the downstream of the conveying channel.

Optionally, the second sealing ring is provided with a third fixing groove communicated with the second fixing groove, and the oil absorbing cotton is arranged in the third fixing groove and is contacted with the end part of the glass fiber tube, which is away from the ceramic core.

Optionally, the ceramic core is spliced with the glass fiber tube.

In order to solve the technical problems, the utility model adopts another technical scheme that: there is provided an aerosol-generating device comprising an atomizer as described hereinbefore.

The beneficial effects of the utility model are as follows: the ceramic core in this embodiment may be manufactured by a mold molding process, that is, the ceramic matrix material is injected into a mold with a heating wire placed therein, so that the ceramic matrix material is filled around the heating wire, and after shaping, the ceramic matrix material is dried and sintered to obtain the ceramic core. Compared with an atomization assembly comprising a plurality of parts, the ceramic core manufactured through integral molding can improve production efficiency and reduce production cost, and the ceramic core is stable in production and manufacture, difficult to deviate in size and convenient to assemble and fix. In addition, set up the ceramic core in adsorbing the oil storage cotton that has the combustible matrix, not only can avoid the combustible matrix to take place to leak, promote atomizer's sealed effect, the controllable combustible matrix of ceramic core supply can be supplied to the ceramic core according to the atomizing speed of ceramic core to the oil storage cotton moreover, and then brings better experience for the user.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:

FIG. 1 is a schematic perspective view of an atomizer according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of the atomizer of FIG. 1;

FIG. 3 is an exploded schematic cross-sectional view of the atomizer of FIG. 1;

FIG. 4 is a schematic perspective view of the ceramic core of FIG. 2;

fig. 5 is a schematic perspective view of the atomizer of fig. 1 from another perspective.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, fig. 1 is a schematic perspective view of a nebulizer 00 according to an embodiment of the utility model, fig. 2 is a schematic cross-sectional view of the nebulizer 00 in fig. 1, and fig. 3 is a schematic cross-sectional view of the nebulizer 00 in fig. 1. The utility model provides an atomizer 00, wherein the atomizer 00 comprises a shell 10, oil storage cotton 20, a ceramic core 30 and a glass fiber tube 40. The shell 10 is provided with a liquid storage cavity 11; the oil storage cotton 20 is arranged in the liquid storage cavity 11, and a combustible matrix is stored in the oil storage cotton 20; the ceramic core 30 comprises a ceramic matrix 31 and a heating wire 32 integrally formed with the ceramic matrix 31, and the ceramic core 30 heats and atomizes the combustible matrix to generate aerosol; the glass fiber tube 40 is hollow to form a conveying channel 41, the glass fiber tube 40 is connected with the ceramic core 30, and aerosol is discharged out of the atomizer 00 through the conveying channel 41.

Specifically, the ceramic core 30 in this embodiment may be manufactured by a mold molding process, that is, the raw material of the ceramic matrix 31 is injected into a mold with the heating wire 32 placed therein, so that the raw material of the ceramic matrix 31 is filled around the heating wire 32, and after shaping, the ceramic matrix is dried and sintered. Compared with the existing atomization assembly containing a plurality of parts, the ceramic core 30 manufactured through integral molding can improve production efficiency and reduce production cost, and the ceramic core 30 is stable in production and manufacture, is not easy to deviate in size, and can be conveniently assembled and fixed. In addition, the ceramic core 30 is arranged in the oil storage cotton 20 adsorbed with the combustible matrix, so that the combustible matrix can be prevented from leaking, the sealing effect of the atomizer 00 is improved, and the oil storage cotton 20 can supply the combustible matrix to the ceramic core 30 according to the controllable atomization speed of the ceramic core 30, so that better experience is brought to users.

The housing 10 in this embodiment may be made of a metal material or a plastic. The cross section of the housing 10 may be circular, square, oval, polygonal, etc. The shell 10 can be arranged in a hollow way to form a liquid storage cavity 11, and the liquid storage cavity 11 is internally provided with the oil storage cotton 20.

The oil storage cotton 20 may be manufactured using a sponge having an adsorption capacity so as to store the combustible substrate and control the supply rate of the combustible substrate.

As shown in fig. 2 and 3, the length of the ceramic core 30 in the axial direction of the housing 10 is smaller than the length of the liquid storage chamber 11 in the axial direction of the housing 10. The glass fiber tube 40 is detachably connected with the ceramic core 30, the glass fiber tube 40 is used for stably holding the ceramic core 30 in the liquid storage cavity 11 on one hand, and aerosol generated by atomizing the ceramic core 30 can be discharged from the atomizer 00 through a conveying channel 41 in the glass fiber tube 40.

In this embodiment, the ceramic core 30 is plugged with a fiberglass tube 40. Specifically, as shown in fig. 2, the glass fiber tube 40 is provided in a straight cylindrical shape, and the ceramic core 30 is fitted into the conveyance passage 41 of the glass fiber tube 40. By adopting the plug-in connection mode, the glass fiber tube 40 and the ceramic core 30 can be conveniently processed and manufactured, the ceramic core 30 and the glass fiber tube 40 can be conveniently assembled, the assembly efficiency is improved, and the production cost is reduced.

Further, as shown in fig. 2, the ceramic core 30 may be provided to include a first portion 33 and a second portion 34 having different sectional areas, the sectional area of the first portion 33 being smaller than the sectional area of the second portion 34, thereby forming a limit step at the junction of the first portion 33 and the second portion 34. The first part 33 of the ceramic core 30 is inserted into the glass fiber pipe 40, and the limiting step is abutted to the end face of the glass fiber pipe 40, so that the ceramic core 30 can be positioned along the axis direction of the glass fiber pipe 40, the connection between the glass fiber pipe 40 and the ceramic core 30 is more stable, and shaking is avoided.

Further, as shown in fig. 2 to 4, fig. 4 is a schematic perspective view of the ceramic core 30 in fig. 2. The heating wire 32 includes a main body 321 and an electrode 322 connected to the main body 321, the main body 321 is embedded in the ceramic body 31, and the electrode 322 is exposed through the ceramic body 31.

Specifically, the body 321 and the electrode 322 may be integrally formed, the body 321 is embedded in the ceramic substrate 31, and may be formed in a sheet, wire or mesh shape, and the body 321 is used for generating heat to drive the ceramic substrate 31 to generate heat. The electrode portion 322 protrudes from the end face of the ceramic base 31 and is used to connect the main body portion 321 to a power source.

Further, as shown in fig. 2 and 3, the housing 10 is provided with a first opening 12 and a second opening 13 which are communicated with the liquid storage cavity 11, the atomizer 00 comprises a first sealing ring 50 and a second sealing ring 60, the first sealing ring 50 seals the first opening 12, a first fixing groove 51 is arranged on one side of the first sealing ring 50 facing the liquid storage cavity 11, the second sealing ring 60 seals the second opening 13, a second fixing groove 61 is arranged on one side of the second sealing ring 60 facing the liquid storage cavity 11, the end part of the ceramic core 30, which is far away from the glass fiber tube 40, is arranged in the first fixing groove 51, and the end part of the glass fiber tube 40, which is far away from the ceramic core 30, is arranged in the second fixing groove 61. By providing the first fixing groove 51 and the second fixing groove 61 on the first sealing ring 50 and the second sealing ring 60, respectively, the fixing structure of the ceramic core 30 and the glass fiber tube 40 can be simplified, thereby improving the efficiency of production and manufacturing.

As shown in fig. 5, fig. 5 is a schematic perspective view of the atomizer 00 of fig. 1 at another viewing angle. The first sealing ring 50 is provided with a fixing hole 52 and an electrode hole 53, the fixing hole 52 penetrates through the first sealing ring 50, the electrode hole 53 is arranged on one side, away from the liquid storage cavity 11, of the first sealing ring 50, the electrode portion 322 penetrates through the fixing hole 52, and the end portion of the electrode portion 322 is inserted into the electrode hole 53.

Specifically, the end of the ceramic core 30 is abutted against the bottom surface of the first fixing groove 51, and the electrode portion 322 of the heating wire 32 exposed through the end of the ceramic core 30 protrudes out of the first sealing ring 50 through the fixing hole 52 provided on the first sealing ring 50 so as to be connected to a power supply provided outside the atomizer 00. Since the electrode portion 322 is generally provided in a wire shape, in order to facilitate connection of the electrode portion 322 to a power source, the present embodiment inserts the end portion of the electrode portion 322 into the electrode hole 53 on the first seal ring 50, so as to facilitate positioning and limiting of the end portion of the electrode portion 322. When the atomizer 00 is connected with a power supply, the output end of the power supply can be inserted into the corresponding electrode hole 53, so that the power supply and the electrode part 322 can be electrically connected without other auxiliary elements, and the convenience of assembly is greatly improved.

Further, as shown in fig. 2 and 3, the ceramic core 30 is hollow, and the first seal ring 50 is provided with an air intake hole 54, and the air intake hole 54 communicates with the inside of the ceramic core 30. When the aerosol in the atomizer 00 is sucked, the external air can enter the inside of the ceramic core 30 through the air inlet holes 54, and the aerosol generated by atomizing the ceramic core 30 is taken away and discharged through the conveying channel 41. By communicating the inlet holes 54 with the interior of the ceramic core 30, the length of the air flow path can be shortened, thereby increasing the speed of the atomizer 00 in terms of inlet and outlet air.

In this embodiment, the ceramic core 30 may be disposed in a columnar shape, and the axis of the air inlet 54 coincides with the central axis of the ceramic core 30.

Because aerosols typically carry some non-atomized combustible particles with them, these particles create a poor user experience as the aerosol enters the mouth of the sucking person. Thus, the atomizer 00 in the present embodiment may include the oil absorbing cotton 70, and the oil absorbing cotton 70 is disposed downstream of the conveying passage 41. Before the aerosol generated by atomization enters the mouth of a sucking person, the aerosol passes through the oil absorption cotton 70, and the oil absorption cotton 70 absorbs combustible particles which are not atomized in the aerosol, so that the aerosol which is completely atomized enters the mouth of the sucking person, and further the user experience is improved.

Further, as shown in fig. 1 to 3, the second seal ring 60 is provided with a third fixing groove 62 communicating with the second fixing groove 61, and oil absorbing cotton 70 is disposed in the third fixing groove 62 and contacts with an end of the glass fiber tube 40 facing away from the ceramic core 30. Through setting up the third fixed slot 62 with second fixed slot 61 intercommunication on second sealing washer 60 to with oil absorption cotton 70 sets up in third fixed slot 62, not only can utilize oil absorption cotton 70 to absorb the combustible substrate that leaks between fine pipe 40 of glass and second fixed slot 61, can be convenient fix oil absorption cotton 70 moreover, and then simplify oil absorption cotton 70's fixed knot structure, promote atomizer 00's packaging efficiency.

Alternatively, in order to enhance the smoothness of the aerosol circulation, an air outlet hole 71 may be provided at a position of the oil absorbing cotton 70 corresponding to the conveying passage 41 of the glass fiber tube 40.

Based on the atomizer 00 in the above embodiment, the present utility model also provides an aerosol-generating device including the atomizer 00 described above.

In particular, the aerosol generating device may further comprise a power source connected to the atomizer 00 for providing power to the atomizer 00 such that the ceramic core 30 of the atomizer 00 may heat-generating atomize the combustible substrate.

In summary, the ceramic core 30 in the present utility model may be manufactured by a mold molding process, that is, the raw material of the ceramic matrix 31 is injected into a mold with the heating wire 32 placed therein, so that the raw material of the ceramic matrix 31 is filled around the heating wire 32, and after shaping, the ceramic matrix is dried and sintered. Compared with an atomization assembly comprising a plurality of parts, the ceramic core 30 manufactured through integral molding can improve production efficiency and reduce production cost, and the ceramic core 30 is stable in production and manufacture, is not easy to deviate in size, and can be conveniently assembled and fixed. In addition, the ceramic core 30 is arranged in the oil storage cotton 20 adsorbed with the combustible matrix, so that the combustible matrix can be prevented from leaking, the sealing effect of the atomizer 00 is improved, and the oil storage cotton 20 can supply the combustible matrix to the ceramic core 30 according to the controllable atomization speed of the ceramic core 30, so that better experience is brought to users.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims (10)

1. An atomizer, comprising:

a shell provided with a liquid storage cavity;

the oil storage cotton is arranged in the liquid storage cavity, and a combustible matrix is stored in the oil storage cotton;

the ceramic core comprises a ceramic matrix and a heating wire integrally formed with the ceramic matrix, and the ceramic core heats and atomizes the combustible matrix to generate aerosol; and

the glass fiber tube is hollow and is provided with a conveying channel, the glass fiber tube is connected with the ceramic core, and the aerosol is discharged out of the atomizer through the conveying channel.

2. The atomizer of claim 1 wherein said heater comprises a body portion and an electrode portion connected to said body portion, said body portion being embedded within said ceramic substrate, said electrode portion being exposed through said ceramic substrate.

3. The atomizer of claim 2 wherein said housing has a first opening and a second opening in communication with said reservoir, said atomizer having a first seal and a second seal, said first seal sealing said first opening and said first seal having a first fixed slot in a side of said first seal facing said reservoir, said second seal sealing said second opening, and said second seal having a second fixed slot in a side of said second seal facing said reservoir, said end of said ceramic core facing away from said glass fiber tube being disposed in said first fixed slot, said end of said glass fiber tube facing away from said ceramic core being disposed in said second fixed slot.

4. The atomizer of claim 3 wherein said first seal ring is provided with a fixing hole and an electrode hole, said fixing hole penetrating said first seal ring, said electrode hole being provided on a side of said first seal ring facing away from said liquid storage chamber, said electrode portion being provided in said fixing hole in a penetrating manner, and an end portion of said electrode portion being inserted into said electrode hole.

5. A nebulizer as claimed in claim 3, wherein the ceramic core is hollow, the first sealing ring is provided with an air inlet hole, and the air inlet hole is communicated with the inside of the ceramic core.

6. The atomizer of claim 5 wherein said ceramic core is cylindrically shaped, and wherein an axis of said air inlet aperture coincides with a central axis of said ceramic core.

7. A nebulizer as claimed in claim 3, comprising oil absorbing cotton disposed downstream of the delivery channel.

8. The atomizer of claim 7 wherein said second seal ring is provided with a third fixed groove in communication with said second fixed groove, said oil absorbing cotton being disposed in said third fixed groove and in contact with an end of said glass fiber tube facing away from said ceramic core.

9. The atomizer of claim 1 wherein said ceramic core is plugged with said glass tube.

10. An aerosol-generating device, characterized in that it comprises an atomizer according to any one of claims 1-9.