CN220494259U

CN220494259U - Heating atomization assembly, atomizer and aerosol generating device

Info

Publication number: CN220494259U
Application number: CN202321765676.0U
Authority: CN
Inventors: 邓武阳; 黄欣荣
Original assignee: Shenzhen Woody Vapes Technology Co Ltd
Current assignee: Shenzhen Woody Vapes Technology Co Ltd
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-02-20
Anticipated expiration: 2033-07-06

Abstract

The utility model provides a heating atomization assembly, an atomizer and an aerosol generating device, wherein the heating atomization assembly comprises: a fixing sleeve made of metal; the heating body is covered at one end of the fixed sleeve, a containing cavity is formed between the fixed sleeve and the heating body, at least one liquid guide hole communicated with the containing cavity is formed in one end, far away from the heating body, of the fixed sleeve, and a plurality of air guide holes communicated with the containing cavity are formed in the heating body in a penetrating mode; the liquid suction piece is arranged in the containing cavity and is clamped by the heating element and the fixing sleeve. The fixing sleeve, the heating element and the liquid absorbing piece are assembled and fixed in a detachable mode, the production and assembly process is simple, and the fixing sleeve is used for supporting the liquid absorbing piece and the heating element, so that the adverse problems of deformation and the like of the heating element during assembly are avoided.

Description

Heating atomization assembly, atomizer and aerosol generating device

Technical Field

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

Background

The aerosol generating device can heat aerosol base materials and atomize and generate aerosol, the prior split aerosol generating device mainly comprises an atomizer and a main machine for supplying power, and the integral aerosol generating device assembles the atomizing part and a power supply part on the same shell.

The battery for supplying power to the atomizer is arranged in the host, the atomizer comprises an atomization core for heating and atomizing, the atomization core generally comprises a liquid absorbing piece and a heating body, and the heating body can heat and evaporate a liquid matrix into aerosol when being electrified, so that the aerosol is sucked in a suction inlet of a user.

The existing atomizing core has the defects that: the atomization core generally adopts a vertically arranged columnar structure and mainly consists of a columnar cotton column and heating wires arranged on the inner wall of the cotton column, the assembly mode is difficult to produce and process, and the heating wires are easy to deform when placed in the cotton column, so that the assembly reject ratio is high; secondly, because the external air flow is introduced to generate the flow of the aerosol so as to achieve the sucking effect, the upper part and the lower part of the atomizing core are openings for the flow of the air, and the bottom is provided with an opening, liquid matrixes absorbed in the atomizing core possibly seep out of the atomizing core and condensate after atomization can also have reflux, so that the liquid can drop downwards from the opening at the lower part of the atomizing core, and the pollution of the atomizer is caused; in addition, the columnar structure can cause the problem of uneven liquid supply of the liquid matrix in the liquid absorbing piece, namely the liquid matrix of the liquid absorbing piece positioned above the liquid guide hole is not equal to the lower end, and the liquid absorbing piece is easy to produce burnt smell and easily inhale high-temperature aerosol due to insufficient local liquid supply at the high temperature heated by the heating element.

The prior atomizing core also has a blocky structure, and is transversely arranged in the atomizer to heat and atomize, but the prior atomizing core mainly comprises liquid-guiding ceramic and a heating element formed on one surface of the liquid-guiding ceramic, firstly, the liquid-guiding effect is relatively poor, secondly, the manufacturing process is complex and the cost is high, and thirdly, the mounting structure in the atomizer is complex.

Disclosure of Invention

In a first aspect, to address the above-described deficiencies of the prior art, the present utility model provides a heating atomizing assembly comprising:

a fixing sleeve made of metal;

the heating body is detachably arranged at one end of the fixed sleeve, a containing cavity is formed between the fixed sleeve and the heating body, at least one liquid guide hole communicated with the containing cavity is formed in one end, far away from the heating body, of the fixed sleeve, and a plurality of air guide holes are formed in the heating body in a penetrating mode;

the liquid suction piece is arranged in the containing cavity and is clamped by the heating element and the fixing sleeve.

Further, the heating atomization assembly further comprises a locking assembly for locking the heating body and the fixing sleeve, the locking assembly comprises a positive pole penetrating through the heating body, the liquid absorbing piece and the fixing sleeve, and a positive pole ring connected with one end of the positive pole far away from the heating body, and an insulating ring for separating the positive pole from the fixing sleeve is arranged between the positive pole and the fixing sleeve.

Further, the periphery of the heating body is provided with a convex edge which is arranged on the end face of one end of the fixing sleeve, and the middle part of the heating body faces the cavity in a concave manner and is provided with a convex part which compresses the liquid absorbing piece.

Further, the liquid absorbing piece is composed of at least one layer of flaky cotton piece.

In a second aspect, the present utility model also provides a nebuliser comprising a heated nebuliser assembly according to any one of the first aspects.

Further, the atomizer further comprises:

the liquid storage bin is internally provided with a liquid storage cavity for accommodating liquid matrix;

the air guide piece is arranged at one end of the liquid storage bin in a penetrating manner, the inner side end of the air guide piece is an opening communicated with the liquid storage cavity, and the liquid storage bin is provided with an air inlet communicated with the air guide piece;

and the heating atomization assembly is arranged in the air guide piece to close the opening, and one end of the liquid guide hole, which is close to the opening, is communicated with the liquid storage cavity so as to be used for absorbing liquid matrix in the liquid storage cavity and heating and atomizing.

Further, the atomizer still include and be located the air duct in the air duct, the outside end of air duct outwards extends to be formed with the suction nozzle, the one end of air duct cup joint in the suction nozzle, the other end extends to the top of heating atomizing subassembly, in order to communicate heating atomizing subassembly and suction nozzle, just enclose between air duct, air duct and the heating atomizing subassembly and close and be formed with the intercommunication inlet channel of inlet port and air duct.

Further, the atomizer also comprises a positive electrode spring needle and a negative electrode spring needle which penetrate through one end, far away from the suction nozzle, of the liquid storage bin.

Further, the atomizer further comprises an air regulating ring and an elastic locking piece, wherein the air regulating ring is rotatably arranged at one end, close to the suction nozzle, of the liquid storage bin, a through hole is formed in the air regulating ring, and after the air regulating ring rotates relative to the liquid storage bin, the through hole and the air inlet hole are at least partially correspondingly conducted or sealed in a dislocation manner; the elastic locking piece is arranged between the air regulating ring and the liquid storage bin, the elastic locking piece comprises a sliding piece arranged on the liquid storage bin in a sliding mode and an elastic piece arranged between the sliding piece and the liquid storage bin, and an arc-shaped groove clamped with the outer side end of the sliding piece is concavely formed in the inner wall of the air regulating ring.

In a third aspect, the utility model also provides an aerosol generating device comprising a host for supplying electricity, further comprising a nebulizer according to any one of the first aspects.

The utility model has the following beneficial effects:

according to the heating atomization assembly, the fixing sleeve, the heating body and the liquid absorbing piece are assembled and fixed in a detachable mode, the production and assembly process is simple, and the fixing sleeve is used for supporting the liquid absorbing piece and the heating body, so that the problems of deformation and the like of the heating body during assembly are avoided; and the mode of liquid guide hole is offered to this heating atomization component one end, can be with its direct horizontal inside arranging the atomizing core in, from bottom to top absorbs liquid matrix and atomizes to avoid the condensate after the atomizing to drip downwards and cause the atomizer pollution.

Secondly, through locking assembly's fixed, avoid heat-generating body and imbibition piece to appear shifting and the problem that drops in the in-process of using, and fixed cover adopts the metal to make, and be connected with the heat-generating body contact after, as the conductive negative pole of heat-generating body use, and the positive pole contacts with the heat-generating body, as the conductive positive pole of heat-generating body use, thereby locate this heating atomization component in the atomizer after, only need make positive pole and fixed cover respectively with the positive pole probe and the negative pole probe contact connection in the atomizer can, need not extra wiring, installation connection structure is simple and reliable.

In addition, in the atomizer, through with the direct transverse arrangement of heating atomizing subassembly in the inboard end of air guide, so that the liquid matrix in the stock solution storehouse is directly discharged from the outside end of air guide after the heating atomizing of heating atomizing subassembly, and the inlet port is located the one end in stock solution storehouse and is directly linked together with the air guide, the stock solution chamber forms a inclosed space, condensate etc. of deposit on the air guide can only be repeated and absorbed and heated the atomizing by heating atomizing subassembly, can not drop from the bottom in stock solution storehouse and spill over or get into in the power supply module of lower part, and the inlet port is located the top, the condensate also can not flow out from the inlet port of top and cause the pollution.

The heating atomization device absorbs liquid from bottom to top and is conducted to the heating body, the overall liquid supply is average, and the problems of scorched smell and high-temperature aerosol generated due to insufficient local liquid supply are avoided.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an exploded view of a heating atomizing assembly according to an embodiment;

FIG. 2 is a cross-sectional view of a heated atomizing assembly according to an embodiment;

FIG. 3 is a schematic illustration of FIG. 3 with the absorbent article removed;

FIG. 4 is a schematic diagram of a heat-generating body in the embodiment;

FIG. 5 is a schematic view of a nebulizer in example 2;

FIG. 6 is a cross-sectional view of the atomizer of example 2;

FIG. 7 is an enlarged schematic view of FIG. 6A;

FIG. 8 is a cross-sectional view of the atomizer of example 2 from another perspective;

FIG. 9 is a schematic view of the gas adjusting ring in embodiment 2;

FIG. 10 is an exploded view of the atomizer of example 2;

fig. 11 is a schematic view of an aerosol generating device in example 3.

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 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.

It should be understood that the terms "comprises" and "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

Example 1

As shown in fig. 1-4, a heating atomization assembly 3 shown in this embodiment includes a fixing sleeve 5 made of metal, a liquid absorbing member 31 and a heating member 32, a groove is disposed at one end of the fixing sleeve 5, the heating member is detachably covered at one end of the fixing sleeve 5 where the groove is disposed, so as to form a containing cavity 50 between the fixing sleeve 5 and the heating member 32, the liquid absorbing member 31 is detachably disposed in the containing cavity 50 and is clamped by the heating member 32 and the fixing sleeve 5, i.e. the upper and lower surfaces of the liquid absorbing member 31 are respectively contacted with the heating member 32 and the fixing sleeve 5, the liquid absorbing member 31 is used for absorbing a liquid matrix and is upwardly transferred to the heating member 32 to be heated and atomized into aerosol for people to inhale, four liquid guiding holes 51 communicated with the containing cavity 50 are disposed at one end of the fixing sleeve 5 far away from the heating member 32, when the heating atomization assembly is applied in an atomizer, the liquid matrix in the atomizer is guided into the liquid absorbing member 31 by the liquid guiding holes 51, a plurality of air guiding holes 34 are disposed on the heating member 32 in a penetrating way, the heated aerosol flows out of the air guiding holes 34 and contacts with air, and then the aerosol is discharged outwards by air.

In the above, the fixing sleeve, the heating element and the liquid absorbing piece are assembled and fixed in a detachable mode, the production and assembly process is simple, and the fixing sleeve is used for supporting the liquid absorbing piece and the heating element, so that the adverse problems of deformation and the like of the heating element during assembly are avoided; and the mode of liquid guide hole is offered to this heating atomization component one end, can be with its direct horizontal inside arranging the atomizing core in, from bottom to top absorbs liquid matrix and atomizes to avoid the condensate after the atomizing to drip downwards and cause the atomizer pollution.

Preferably, the heating atomization assembly 3 further comprises a locking assembly for locking the heating element 32 and the fixed sleeve 5, and the problems of displacement and falling of the heating element and the liquid absorbing piece in the using process are avoided through the fixation of the locking assembly; the locking component comprises a positive pole 52 and a positive pole ring 53, the positive pole 52 is vertically arranged in the middle of the heating body 32, the liquid absorbing piece 31 and the fixed sleeve 5 in a penetrating manner, the positive pole ring 53 is fixedly connected with one end, far away from the heating body 32, of the positive pole 52, preferably in a threaded connection manner, a stop ring table 55 is arranged at one end, close to the heating body 32, of the positive pole 52 in a radial protruding manner, so that the heating body 32, the liquid absorbing piece 31 and the fixed sleeve 5 are locked under the action of the stop ring table 55 and the positive pole ring 53, an insulating ring 54 for separating the positive pole 52 and the fixed sleeve 5 is arranged between the positive pole 52 and the fixed sleeve 5, the positive pole 52 is used as a conductive positive pole of the heating body by utilizing the middle contact conduction effect of the positive pole 52 and the heating body 32, the periphery of the heating body is provided with a convex edge 33 which is arranged on one end face of the fixed sleeve 5, and a stable and reliable contact connection relationship is formed between the fixed sleeve 5 and the periphery of the heating body 32.

Preferably, the middle part of the heating element 32 is concavely provided with a protruding part 35 for pressing the liquid absorbing member 31 towards the containing cavity 50, so that the problem that the heating element is deformed when the locking assembly is locked is solved, and the heating element 32 is fully and tightly contacted with the surface of the liquid absorbing member 31.

In one embodiment, the liquid absorbing member 31 is composed of at least one sheet-like cotton sheet, and through a multi-layer structure, cotton sheets with different thickness specifications can be selected to compose the liquid absorbing member so as to meet the assembly requirement.

In other embodiments, the heater is made of porous metal; in some alternative implementations, the porous metal may preferably be a metal felt, a foam metal, or a heat generating cloth; the metal felt is formed by weaving a plurality of metal fibers, so that the metal felt body is provided with a plurality of weaving holes, and the metal felt body is used for realizing the functions of liquid suction and liquid guide, and simultaneously, the aerosol in the weaving holes can be carried out by suction airflow in the suction process, so that the taste of the aerosol is further ensured; the foam metal has a plurality of foam air holes (namely fine holes and/or tiny holes in the foam metal), the diameter of the foam air holes can reach millimeter level, and the foam air holes on the foam metal are almost or completely communicated with each other, so that the liquid guiding effect can be realized, and the aerosol on the foam metal can be carried out as much as possible.

Example 2

As shown in fig. 1-10, an atomizer 100 shown in this embodiment includes a liquid storage bin 1, an air guide member 2, and a heating atomization assembly 3 as described in embodiment 1, wherein a liquid storage cavity 10 for accommodating a liquid matrix is provided in the liquid storage bin 1, the air guide member 2 is of a hollow structure, the air guide member 2 is arranged at one end of the liquid storage bin 1 in a penetrating manner, an inner side end of the air guide member 2 is an opening communicated with the liquid storage cavity 10, a suction nozzle 20 is formed at an outer side end of the air guide member 2 in an outward protruding manner, and an air inlet hole 11 communicated with the air guide member 2 is provided at one end, close to the suction nozzle 2, of the liquid storage bin 1; the heating atomization assembly 3 is transversely arranged at the inner side end part of the air guide 2 so as to close the opening of the inner side end of the air guide 2, one end, close to the opening, of the liquid guide hole 51 is communicated with the liquid storage cavity 10 so as to be used for absorbing liquid matrix in the liquid storage cavity 10 and heating and atomizing, when the liquid matrix is sucked at the suction nozzle, air is taken in from the air inlet hole and enters the air guide 2, and air flow is taken out of the air guide 2 after entering the heating atomization assembly 3, and aerosol generated by heating and atomizing is heated and atomized; in the structure, the heating atomization component is directly transversely arranged at the inner side end of the air guide piece, so that liquid matrix in the liquid storage bin is directly discharged from the suction nozzle at the upper part after being heated and atomized by the heating atomization component, and the heating atomization component absorbs liquid from bottom to top and is conducted to the heating body, the whole liquid supply is average, and the problems of scorched smell and high-temperature aerosol generated due to insufficient local liquid supply are avoided; in addition, the inlet port is located the liquid storage bin and is close to the one end of suction nozzle and direct and air guide spare intercommunication, and the liquid storage chamber forms a inclosed space, and the condensate that deposits on the air guide spare can only be repeated by heating atomizing subassembly absorption and heating atomizing after dropping, can not drop from the bottom of liquid storage bin and spill over or get into in the power supply module of lower part, and the inlet port is located the top, and the condensate also can not flow out from the inlet port of top and cause the pollution.

Preferably, the atomizer further comprises an air duct 4 located in the air guide piece 2, one end of the air duct 4 is sleeved in the suction nozzle 20, the other end of the air duct extends to the upper side of the heating atomization assembly 3 so as to be communicated with the heating atomization assembly 3 and the suction nozzle 20, and an air inlet channel 21 communicated with the air inlet hole 11 and the air duct 4 is formed between the air duct 4, the air guide piece 2 and the heating atomization assembly 3 in a surrounding mode, so that air entering from the air inlet hole needs to flow inwards to the heating atomization assembly 3 along the air inlet channel, and then one end, close to the heating atomization assembly, of the air duct 4 flows into the air duct 4 so as to ensure that aerosol generated after heating atomization is carried out, and the air is prevented from flowing out from the suction nozzle after the air inlet hole 11 is too close to the suction nozzle 20 and is not contacted with the aerosol.

Preferably, one end of the air duct 4 above the heating atomization assembly 3 is in a horn shape with large outside and small inside, and through the mode of expanding an orifice, more aerosol can be better introduced and contained by the air flow; the inner wall of the air guide piece 2 is provided with the frustum 22 which is arranged around the air guide pipe 4 at intervals, and the frustum 22 and the inner wall of the air guide piece 2 are provided with the liquid blocking groove 23 with an opening facing the heating atomization assembly 3, so that condensate can be stopped from flowing out to the air inlet hole, namely, when the atomizer is toppled over, condensate on the atomization core can be stopped and stored in the liquid blocking groove, and the problem that the condensate overflows is avoided.

Preferably, the atomizer further comprises a positive electrode spring needle 12 and a negative electrode spring needle 13 penetrating through one end, far away from the suction nozzle 2, of the liquid storage bin 1, wherein the positive electrode spring needle 12 is in butt joint with the positive electrode ring 53, the negative electrode spring needle 13 is in butt joint with the fixing sleeve 5, so that the electric connection between the heating body 32 and the outside is realized, and the positions of the fixing sleeve 5 and the positive electrode ring 53 cannot be moved, so that the electric connection structure is firm and reliable.

Preferably, the atomizer further comprises a gas regulating ring 6, the gas regulating ring 6 is rotatably arranged at one end of the liquid storage bin 1, which is close to the suction nozzle 2, a through hole 61 is formed in the gas regulating ring 6, when the gas regulating ring 6 rotates relative to the liquid storage bin 1, the through hole 61 and the gas inlet 11 are at least partially correspondingly conducted or are in dislocation sealing, namely, after the gas regulating ring rotates, three states exist for opening and closing the gas inlet, including a fully-opened state formed by integrally conducting the gas inlet 11 and the through hole 61, a half-opened and half-closed state formed by partially conducting the gas inlet 11 and the through hole 61, and a fully-closed state formed by completely dislocating the gas inlet 11 and the through hole 61.

Preferably, the atomizer further comprises an elastic locking piece arranged between the air regulating ring 6 and the liquid storage bin 1, the elastic locking piece comprises a sliding piece 7 arranged on the liquid storage bin 1 in a sliding manner and an elastic piece 8 arranged between the sliding piece 7 and the liquid storage bin 1, and an arc-shaped groove 62 which is clamped with the outer side end of the sliding piece 7 is concavely arranged on the inner wall of the air regulating ring 6; when the arc-shaped groove 62 corresponds to the sliding piece 7, the sliding piece 7 is clamped into the arc-shaped groove 62 under the action of the elastic piece 8 to form a limiting effect, and when a certain pressure is applied to the air adjusting ring 6 and the air adjusting ring is rotated, the sliding piece 7 can slide out of the arc-shaped groove 62 and compress the elastic piece by utilizing the characteristics of the arc-shaped groove 62, so that the purpose of rotating the air adjusting ring 6 is realized; it will be appreciated that the resilient member 8 is preferably a spring.

Preferably, the upper end of the liquid storage bin 1 is of an opening structure, an upper cover 9 is covered at the opening, an air inlet hole 11 and an elastic locking piece are arranged in the upper cover 9, the suction nozzle 2 is vertically arranged in the middle of the upper cover 9 in a penetrating manner, and the air regulating ring 6 is rotatably arranged on the periphery of the upper cover 9.

Example 3

As shown in fig. 11, the present utility model also provides an aerosol generating device comprising the nebulizer 100 of embodiment 1 and a host provided at the lower end of the nebulizer 100 for supplying power to the nebulizer 100.

The host includes a housing 101, a battery 102 disposed in the housing 101, and a circuit board 103 electrically connected to the battery 102, where the circuit board 103 is electrically connected to the positive electrode pin 12 and the negative electrode pin 13, respectively, so that the battery 102 is used to supply power to the atomizing core.

While the utility model has been described with reference to certain embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made without departing from the spirit and scope of the utility model; therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims

1. A heated atomizing assembly, comprising:

a fixing sleeve made of metal;

2. The heating atomizing assembly according to claim 1, further comprising a locking assembly for locking the heating element and the fixing sleeve, wherein the locking assembly comprises a positive pole penetrating through the heating element, the liquid absorbing member and the fixing sleeve, and a positive pole ring connected with one end of the positive pole far away from the heating element, and an insulating ring separating the positive pole from the fixing sleeve is arranged between the positive pole and the fixing sleeve.

3. The heating atomization assembly according to claim 2, wherein a convex edge which is arranged on the end face of one end of the fixing sleeve is arranged on the periphery of the heating body, and a convex part which compresses the liquid absorbing piece is concavely arranged in the middle of the heating body towards the containing cavity.

4. A heated atomizing assembly according to any of claims 1 to 3 wherein the liquid absorbing member is comprised of at least one sheet of cotton.

5. A nebulizer comprising a heated atomizing assembly as claimed in any one of claims 1 to 4.

6. The nebulizer of claim 5, further comprising:

7. The atomizer of claim 6 further comprising an air duct located in said air guide, said air guide having a suction nozzle extending outwardly from an outer end thereof, one end of said air duct being received in said suction nozzle and the other end extending above said heating atomizing assembly for communicating said heating atomizing assembly with said suction nozzle, and an air inlet passage communicating said air inlet and said air duct being defined between said air duct, said air guide and said heating atomizing assembly.

8. The atomizer of claim 7 further comprising a positive spring pin and a negative spring pin disposed through an end of said reservoir distal from said mouthpiece.

9. The atomizer of claim 8, further comprising a gas regulating ring and an elastic locking member, wherein the gas regulating ring is rotatably arranged at one end of the liquid storage bin, which is close to the suction nozzle, the gas regulating ring is provided with a through via hole, and after the gas regulating ring rotates relative to the liquid storage bin, the via hole and the air inlet hole are at least partially correspondingly conducted or dislocated and sealed; the elastic locking piece is arranged between the air regulating ring and the liquid storage bin, the elastic locking piece comprises a sliding piece arranged on the liquid storage bin in a sliding mode and an elastic piece arranged between the sliding piece and the liquid storage bin, and an arc-shaped groove clamped with the outer side end of the sliding piece is concavely formed in the inner wall of the air regulating ring.

10. An aerosol-generating device comprising a host for supplying electricity, further comprising a nebulizer as claimed in any one of claims 5 to 9.