CN218978036U - Atomizing core, cigarette bullet and electron cigarette thereof - Google Patents

Abstract

An atomization core, a cigarette cartridge and an electronic cigarette thereof relate to the technical field of atomization. The device comprises a capillary oil guide assembly, wherein an atomization cavity is formed in the capillary oil guide assembly, a capillary oil guide hole communicated with the atomization cavity is formed in the capillary oil guide assembly, a first plug-in part for plugging an external air passage pipe is formed in the top of the capillary oil guide assembly, a first air outlet communicated with the atomization cavity and the external air passage pipe is formed in the first plug-in part, and at least one first air inlet communicated with the atomization cavity is formed in the bottom of the capillary oil guide assembly; and the heating piece is arranged in the atomizing cavity and is in a sheet shape, and the top of the heating piece can be electrically connected with an external power supply assembly. By adopting the technical scheme, the automatic atomization core assembling device has the advantages of being simple in structure, convenient to assemble, capable of completing the assembly of the atomization core without a cotton rolling procedure and the auxiliary effect of using the jig and the cotton wrapping rod, and convenient to realize the automation of the assembly of the atomization core.

Description

Atomizing core, cigarette bullet and electron cigarette thereof

Technical Field

The utility model relates to the technical field of atomization, in particular to an atomization core, a cartridge and an electronic cigarette.

Background

The aerosol generating device is an electronic product capable of generating aerosol for users to inhale, and when the aerosol generating device is used, the power supply device supplies power to the atomizer, and the atomizer heats to atomize aerosol substrates to form aerosol for users to inhale.

At present, the cotton core atomizing core for absorbing atomizing media in electronic cigarettes generally comprises an atomizing bracket, a heating wire and oil guiding cotton wound with the heating wire, wherein the atomizing bracket, the heating wire and the oil guiding cotton are arranged in the same core, and the heating wire wound with the oil guiding cotton needs to be inserted in the atomizing bracket.

Disclosure of Invention

Aiming at the defects and shortcomings of the prior art, the utility model provides the atomizing core, the cigarette bullet and the electronic cigarette, which have the advantages of simple structure and convenience in assembly, and can complete the assembly of the atomizing core without a cotton rolling procedure and the auxiliary action of a jig and a cotton wrapping rod, thereby being convenient for realizing the automation of the assembly of the atomizing core.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an atomizing core, comprising: the device comprises a capillary oil guide assembly, wherein an atomization cavity is formed in the capillary oil guide assembly, a capillary oil guide hole communicated with the atomization cavity is formed in the capillary oil guide assembly, a first plug-in part for plugging an external air passage pipe is formed in the top of the capillary oil guide assembly, a first air outlet communicated with the atomization cavity and the external air passage pipe is formed in the first plug-in part, and at least one first air inlet communicated with the atomization cavity is formed in the bottom of the capillary oil guide assembly; and the heating piece is arranged in the atomizing cavity and is sheet-shaped, and the top of the heating piece can be electrically connected with an external power supply assembly.

The capillary oil guide assembly includes: the bottom of the atomizing device is provided with an opening seat body, the atomizing cavity is arranged on the seat body, the first inserting part is arranged on the top of the seat body in a protruding mode, and the diameter of the opening at the bottom of the seat body is larger than that of the atomizing cavity; and the fixed cover is covered on the opening at the bottom of the seat body, and the first air inlet is arranged on the fixed cover.

The top of the base body is provided with a plurality of capillary oil guide holes.

The top of the base body is at least provided with a liquid guide hole, the capillary oil guide component also comprises a capillary oil guide component which is arranged in the atomizing cavity and is positioned above the heating piece, and the capillary oil guide hole is arranged on the capillary oil guide component.

The top of the capillary oil guide piece is contacted with the top of the atomizing cavity, the top of the heating piece is contacted with the bottom of the capillary oil guide piece, and a smoke collecting space is arranged between the heating piece and the bottom of the atomizing cavity.

The top of the capillary oil guide piece is provided with a plurality of capillary oil guide convex blocks which are inserted with the liquid guide holes one by one, and the capillary oil guide holes are arranged on the capillary oil guide piece and the capillary oil guide convex blocks.

The top of the fixed cover is provided with a propping assembly in a protruding mode, and the propping assembly is used for propping the heating piece and the capillary oil guide piece to the top of the atomizing cavity.

The top of the fixed cover is provided with a mounting part in a protruding mode, and the mounting part is provided with a threading hole through which pins or connecting electrodes electrically connected with the heating sheet pass.

The fixed cover is characterized in that a liquid collecting part is arranged on the top of the fixed cover and located below the first air outlet in a protruding mode, and a liquid collecting groove is arranged on the liquid collecting part.

The top protrusion at atomizing chamber edge is provided with prevents slow-witted lug, capillary oil guide with the outside edge of piece that generates heat is provided with prevents slow-witted breach with preventing slow-witted lug lateral wall butt, pedestal opening department is provided with first slow-witted face that prevents, the edge of fixed lid lateral wall be provided with the second of first slow-witted face adaptation prevents slow-witted face.

The capillary oil guide piece and the capillary oil guide convex block are integrally formed, and both the capillary oil guide piece and the capillary oil guide convex block are made of oil guide cotton or porous matrixes.

The base body is made of hard high-temperature-resistant plastic, ceramic, glass or metal, and the fixed cover is made of hard high-temperature-resistant plastic.

A cartridge comprising an oil cup assembly, further comprising an atomizing core, the oil cup assembly comprising: cup bodies with openings at two ends; the oil storage cotton is arranged in the cup body, and the middle part of the oil storage cotton is penetrated with a mounting hole; the upper sealing sleeve is covered at the opening at one end of the cup body, the outer side wall of the upper sealing sleeve is in sealing connection with the inner side wall of the cup body, the bottom of the upper sealing sleeve is provided with a second inserting part, and a second air outlet penetrates through the second inserting part; the lower sealing sleeve is in sealing connection with the cup body and is used for sealing the oil storage cotton in the cup body, an installation groove for installing a capillary oil guide component of the atomization core is formed in the top of the lower sealing sleeve, and a second air inlet penetrating through the installation groove is formed in the lower sealing sleeve; and the air passage pipe penetrates through the mounting hole, and two ends of the air passage pipe are respectively spliced with the first splicing part and the second splicing part.

An electronic cigarette comprises a cigarette bullet, a condensing cotton block, a shell, a battery, a microphone fixing seat and an airflow sensor; a suction nozzle is arranged on the top of the shell, and an air inlet through hole is arranged on the bottom of the shell; the cigarette cartridge comprises a cigarette holder, a battery, an air flow sensor, a shell, a battery, a microphone fixing seat, an air inlet through hole and a condensing cotton block, wherein the battery is arranged in the shell, the lower seal sleeve is arranged below the lower seal sleeve, the battery is arranged in the accommodating space, the microphone fixing seat is inserted into the opening of one end of the battery, which is close to the cup, the air flow sensor is arranged in the microphone fixing seat and communicated with the air inlet through hole, and the condensing cotton block is arranged in the shell and is located in the cigarette cartridge, which is far away from one end of the battery and is close to one end of the suction nozzle.

After the technical scheme is adopted, the utility model has the beneficial effects that: the utility model provides an atomizing core includes capillary oil guide subassembly and piece that generates heat, and capillary oil guide spare includes pedestal, fixed lid and capillary oil guide spare, and capillary oil guide spare and piece that generates heat set gradually downwards from last in atomizing intracavity, and capillary oil guide spare and piece that generates heat all are the slice, and the piece that generates heat can be connected with outside power supply subassembly electricity. For being convenient for capillary oil guide and the piece that generates heat are installed in the atomizing intracavity, the pedestal bottom is provided with the opening, and the atomizing chamber sets up on the pedestal, and first grafting portion arch sets up in the pedestal top, and the diameter of the opening of pedestal bottom is greater than the diameter in atomizing chamber. The fixed cover is covered and is established on the opening of pedestal bottom, and first air inlet sets up on the fixed cover. The fixed cover is in interference fit with the opening of the seat body. In order to avoid oil leakage of the atomization core or dry heating of the heating piece caused by direct falling of the capillary oil guide and the heating piece from the top of the atomization cavity under the self gravity of the oil absorption, the atomization core is burnt. The top of the fixed cover is provided with a propping component in a protruding mode, and the propping component is used for propping the heating piece and the capillary oil guide piece against the top of the atomizing cavity. During the equipment, earlier with capillary oil guide spare pressfitting in atomizing intracavity for capillary oil guide lug on the capillary oil guide spare is pegged graft in the drain hole, install the piece that generates heat again and make the piece top and the laminating of capillary oil guide spare bottom that generates heat in atomizing intracavity, wear the pin of piece that generates heat again to establish in the through wires hole of fixed lid, then press the fixed lid on the opening of pedestal bottom again, make support tight subassembly will generate heat piece and capillary oil guide spare support tightly at atomizing chamber top, have simple structure, simple to operate, need not to roll up cotton process and use the auxiliary action of tool and package cotton stick just can accomplish the equipment of atomizing core, thereby be convenient for realize the automation of atomizing core equipment.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view of the structure of an atomizing core in one direction;

FIG. 2 is a schematic view of the structure of the atomizing core in another direction;

FIG. 3 is an exploded schematic view of an atomizing core;

FIG. 4 is a schematic view of an explosion in another direction of the atomizing core;

FIG. 5 is a cross-sectional view of the atomizing core;

FIG. 6 is a schematic view of the structure of the base of the capillary oil guide assembly;

fig. 7 is a schematic view of the structure of the cartridge;

fig. 8 is a cross-sectional view of a cartridge;

FIG. 9 is an exploded view of the cartridge;

fig. 10 is a cross-sectional view of an electronic cigarette;

FIG. 11 is a first exploded view of an e-cigarette;

fig. 12 is a second exploded view of an e-cigarette.

Reference numerals illustrate: 1. a capillary oil guide assembly; 2. capillary oil guide; 3. a heat generating sheet; a. an atomizing chamber; 11. a first plug-in connection; b. a first air outlet; c. a liquid guiding hole; d. a first air inlet; 21. capillary oil guide convex blocks; 12. a base; 13. a fixed cover; 14. a tightening assembly; 141. a first abutting member; 142. a second abutting member; 131. a mounting part; e. a threading hole; 31. pins; 132. a liquid collecting part; f. a liquid collecting tank; 121. foolproof protruding blocks; g. fool-proof notch; h. a first fool-proof surface; i. a second fool-proof surface; 4. a cup body; 5. oil storage cotton; 6. an upper sealing sleeve; 7. a lower sealing sleeve; 8. an airway tube; j. a mounting hole; 61. a second plug-in connection; k. a second air outlet; m, an installation groove; n, the second air inlet; 71. a seal ring; 9. condensing cotton blocks; 10. a housing; 15. a battery; 16. a microphone fixing seat; 17. an air flow sensor; p, accommodation space; q, a third air inlet hole; x, auxiliary air holes; t, placing a groove; s, pressure relief holes; 101. a suction nozzle; z, air inlet through hole.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and those skilled in the art can make modifications to the present embodiment which do not contribute to the utility model as required after reading the present specification, but are protected by the patent laws within the scope of the appended claims.

This embodiment relates to an atomizing core, as shown in fig. 1-6, comprising: the device comprises a capillary oil guide assembly 1 and a heating sheet 3, wherein an atomization cavity a is formed in the capillary oil guide assembly 1, a capillary oil guide hole communicated with the atomization cavity a is formed in the capillary oil guide assembly 1, a first plug-in part 11 for plugging an external air passage pipe 8 is formed in the top of the capillary oil guide assembly 1, a first air outlet b communicated with the atomization cavity a and the external air passage pipe 8 is formed in the first plug-in part 11, and at least one first air inlet d communicated with the atomization cavity a is formed in the bottom of the capillary oil guide assembly 1; realize that the flue gas that atomizing core heating produced flows out and guarantees that the interior air current of atomizing core is unobstructed to the user's suction of being convenient for, generate heat piece 3 set up in atomizing intracavity an just is the slice, generate heat piece 3 top can the outside power supply subassembly electricity be connected. In this embodiment, the capillary oil guiding hole is provided at the top of the capillary oil guiding assembly 1. It should be noted that, the piece 3 that generates heat all is the slice, need not to use package cotton stick and package cotton tool alright realization equipment for the equipment of atomizing core is more convenient, realizes the automation of equipment more easily, and during the equipment, only need generate heat piece 3 hug closely at atomizing chamber a top and make the piece 3 cover the capillary oil guide hole at atomizing chamber a top that generates heat, so that the piece 3 that generates heat heats the atomizing medium of atomizing oil guide hole guide, has simple structure, simple to operate need not to roll up cotton process, thereby is convenient for realize the automation of atomizing core equipment.

Preferably, in order to facilitate the installation of the capillary oil guide 2 and the heat generating sheet 3 in the atomizing chamber a, the capillary oil guide assembly 1 includes: a base 12 and a fixed cover 13. The bottom of the base body 12 is provided with an opening, the atomization cavity a is arranged on the base body 12, the first inserting part 11 is arranged at the top of the base body 12 in a protruding mode, and the diameter of the opening at the bottom of the base body 12 is larger than that of the atomization cavity a. The fixed cover 13 is provided to cover the opening at the bottom of the seat 12, and the first air inlet d is provided to the fixed cover 13. The fixed cover 13 is in interference fit with the opening of the base 12. In this embodiment, a vent hole communicating with the first air outlet b is provided on the middle part of the heat generating sheet 3 and the capillary oil guide 2. In some embodiments, a plurality of capillary oil guiding holes are formed at the top of the base 12. Preferably, the base 12 is made of hard high temperature resistant plastic, porous ceramic, porous glass or porous metal, and the fixing cover 13 is made of hard high temperature resistant plastic. In this embodiment, the base 12 and the fixing cover 13 are both made of a hard high temperature plastic, which is a PEEK material or a POK plastic. PEEK polyether-ether-ketone is a special engineering plastic with excellent performances of high temperature resistance, self lubrication, easy processing, high mechanical strength and the like, and can be manufactured and processed into various mechanical parts, such as automobile gears, oil screens and gear shifting starting discs; aircraft engine components, automatic washing machine wheels, medical equipment components, and the like. POK plastic is an engineering plastic with extremely good comprehensive performance developed and produced by Korea dawn group, belongs to polyketone materials, and is a novel green polymer material polymerized by CO, ethylene and propylene.

In some embodiments, at least one liquid guiding hole c is provided at the top of the base 12, the capillary oil guiding assembly 1 further includes a capillary oil guiding member 2, the capillary oil guiding member 2 is disposed in the atomizing cavity a and is in a sheet shape, the capillary oil guiding member 2 is located above the heating sheet 3, and the capillary oil guiding hole is disposed on the capillary oil guiding member 2. In this embodiment, at least 3 liquid guide holes c are provided, and the liquid guide holes c are annularly arranged on the capillary oil guide component 1, in this embodiment, two first air inlet holes are provided, and in other embodiments, 1, 3 or more first air inlet holes may be provided. The capillary oil guide 2 and the heating sheet 3 are sequentially arranged in the atomization cavity a from top to bottom, in this embodiment, the top of the capillary oil guide 2 is contacted with the top of the atomization cavity a, the top of the heating sheet 3 is contacted with the bottom of the capillary oil guide 2, and a smoke collecting space is arranged between the heating sheet 3 and the bottom of the atomization cavity a.

It should be noted that, the capillary oil guide 2 and the heating sheet 3 are sheet-shaped and placed in the atomization cavity a, the assembly can be realized without using a cotton wrapping rod and a cotton wrapping jig, so that the assembly of the atomization core is more convenient, the automation of the assembly is easier to realize, during the assembly, the capillary oil guide 2 is only required to be clung to the top of the atomization cavity a so that the capillary oil guide 2 covers the liquid guide hole c, and then the heating sheet 3 is placed on the capillary oil guide 2, so that the heating sheet 3 can be in contact with the capillary oil guide 2 to facilitate the heating sheet 3 to heat and atomize the atomization medium on the capillary oil guide 2, and then the fixing cover 13 is pressed on the opening at the bottom of the seat 12.

Preferably, in order to further facilitate the oil guiding of the capillary oil guiding member 2, a plurality of capillary oil guiding convex blocks 21 which are inserted into the liquid guiding holes c one by one are arranged at the top of the capillary oil guiding member 2, and the capillary oil guiding convex blocks 21 can be contacted with an external oil storing member. Preferably, the capillary oil guide 2 and the capillary oil guide protruding block 21 are integrally formed, and the capillary oil guide 2 and the capillary oil guide protruding block 21 are both made of oil guide cotton or porous matrix. The above-mentioned oil-guiding cotton may be composed of a nonwoven fabric or flax or a combination of nonwoven fabric and flax in the prior art or a cotton pulp press-fit, and the above-mentioned porous substrate is made of a porous ceramic or porous glass in the prior art. It should be noted that, no matter the capillary oil guide 2 is made of oil-guiding cotton or porous matrix, the external atomization medium can be guided to the heat generating piece 3 for atomization. The user can feel that the taste reduction degree of the capillary oil guide 2 serving as the oil guide cotton is poorer than that of the capillary oil guide 2 serving as the porous matrix, and the taste stability of the capillary oil guide 2 serving as the porous matrix is better than that of the capillary oil guide 2 serving as the oil guide cotton. Further, the base 12 is made of hard high temperature resistant plastic, ceramic, glass or metal, and the fixing cover 13 is made of hard high temperature resistant plastic. In this embodiment, the fixing cover 13 and the base 12 are both made of high temperature resistant plastic, which is PEEK material.

During assembly, the capillary oil guide 2 is pressed into the atomization cavity a, so that the capillary oil guide protrusion 21 on the capillary oil guide 2 is inserted into the liquid guide hole c, the heating sheet 3 is installed in the atomization cavity a, so that the top of the heating sheet 3 is attached to the bottom of the capillary oil guide 2, and the fixing cover 13 is pressed onto the opening at the bottom of the seat 12.

Preferably, in order to avoid oil leakage of the atomization core or dry burning of the heating sheet 3 caused by direct falling of the capillary oil guide 2 and the heating sheet 3 from the top of the atomization cavity a due to oil absorption and self gravity, the atomization core is burnt. The top of the fixed cover 13 is provided with a propping component 14 in a protruding mode, and the propping component 14 is used for propping the heating sheet 3 and the capillary oil guide 2 against the top of the atomization cavity a. In the present embodiment, the abutting assembly 14 is integrally formed with the fixed cover 13. The abutting component 14 is made of a first abutting piece 141 and a second abutting piece 142. In some embodiments, the top of each of the first abutting member 141 and the second abutting member 142 abuts against the heat generating plate 3. In some embodiments, the first abutting member 141 and the second abutting member 142 abut against the capillary oil guide 2 and the heat generating sheet 3, respectively. In this embodiment, the abutment assemblies are provided with a plurality of groups, and the plurality of groups of abutment assemblies are disposed on the fixed cover 13 at annular intervals.

Preferably, in order to facilitate the external electrical connection of the heat generating sheet 3, the top of the fixed cover 13 is convexly provided with a mounting portion 131, and the mounting portion 131 is provided with a threading hole e through which a pin 31 or a connection electrode electrically connected with the heat generating sheet 3 passes. In the present embodiment, the heat generating sheet 3 is provided with pins 31 capable of being externally connected.

Preferably, in order to reduce the condensate on the air passage pipe 8 from leaking outwards through the first air outlet b and the first air inlet d, a liquid collecting part 132 is convexly arranged below the first air outlet b on the top of the fixed cover 13, a liquid collecting groove f is arranged on the liquid collecting part 132, and the liquid collecting groove f is used for collecting the liquid dropped from the first air outlet b, so that the liquid is prevented from leaking outwards through the first air inlet d to pollute the outer surface of the capillary oil guide assembly 1. In some embodiments, to avoid leakage of liquid in the sump f, a first oil storage cotton is disposed in the sump f.

Preferably, in order to facilitate the assembly and the identification of the installation direction of the operators, the fool-proof bump 121 is protruded from the top of the edge of the atomizing cavity a, fool-proof notches g which are abutted against the side walls of the fool-proof bump 121 are arranged at the outer edges of the capillary oil guide piece 2 and the heating piece 3, so that the capillary oil guide piece 2 and the heating piece 3 are prevented from rotating in the atomizing cavity a to cause the capillary oil guide bump 21 to separate from the capillary oil guide piece 2, and the oil guide effect is prevented from being influenced. The opening of the base body 12 is provided with a first foolproof surface h, the edge of the side wall of the fixed cover 13 is provided with a second foolproof surface i matched with the first foolproof surface h, and the fixed cover 13 is prevented from rotating in the opening relative to the base body 12 to enable the pins 31 of the heating sheet 3 to deviate or break. In this embodiment, in order to facilitate the assembly of the fixed cover 13 and the base 12, a chamfer is provided at the top edge of the fixed cover 13.

Preferably, to perform the basic function of a cartridge, as shown in fig. 7-9, includes an oil cup assembly and an atomizing core, the oil cup assembly including: cup 4, oil storage cotton 5, upper seal sleeve 6, lower seal sleeve 7 and air duct 8. Openings are arranged at two ends of the cup body 4. The oil storage cotton 5 is arranged in the cup body 4, and the middle part of the oil storage cotton 5 is penetrated with a mounting hole j. The upper sealing sleeve 6 is covered and arranged at an opening at one end of the cup body 4, the outer side wall is in sealing connection with the inner side wall of the cup body 4, the bottom of the upper sealing sleeve 6 is provided with a second inserting part 61, and in order to ensure the smoothness of the cigarette discharging of the cigarette cartridge, a second air outlet k penetrates through the second inserting part 61. The lower seal cover 7 is in sealing connection with the cup 4 and is used for sealing the oil storage cotton 5 in the cup 4, for being convenient for the stable installation of atomizing core in the oil cup subassembly, the lower seal cover 7 top is provided with the mounting groove m that the capillary oil guide subassembly 1 that supplies the atomizing core was installed, atomizing core installs in mounting groove m and lateral wall and mounting groove m inside wall sealing connection, for guaranteeing that the air inlet of cigarette bullet is unobstructed, is provided with the second air inlet n that runs through mounting groove m on the lower seal cover 7, second air inlet n communicates with first air inlet d. The air passage pipe 8 is arranged in the mounting hole j in a penetrating way, and two ends of the air passage pipe are respectively spliced with the first splicing part 11 and the second splicing part 61, and the air passage pipe 8 is made of plastics, metals, glass or ceramics. In this embodiment, in order to realize the sealing connection between the atomizing core and the lower sealing sleeve 7, a plurality of rings of sealing rings 71 are arranged at intervals on the inner side wall of the installation groove m, and in order to realize the sealing connection between the upper sealing sleeve 6 and the lower sealing sleeve 7 and the cup body 4, a plurality of rings of sealing rings 71 are arranged at intervals on the outer side walls of the upper sealing sleeve 6 and the lower sealing sleeve 7. In this embodiment, both the upper sealing sleeve 6 and the lower sealing sleeve 7 are made of silica gel.

During the equipment, peg graft into cup 4 with the cotton 5 of oil storage, peg graft into the second inlet port with the pin 31 of the piece 3 that generates heat of atomizing core again, peg graft into mounting groove m with the atomizing core again and make the sealing washer 71 in the mounting groove m and capillary oil guide subassembly 1's lateral wall sealing connection, peg graft air flue pipe 8 one end and first grafting portion 11 again, then peg graft into cup 4, make the air flue pipe 8 other end peg graft into mounting hole j in, simultaneously make down seal cover 7 and cup 4 sealing connection, then carry out the oiling to the cotton 5 of oil storage, establish at cup 4 top opening part with last seal cover, make last seal cover 6 and cup 4 sealing connection simultaneously make second grafting portion 61 and air flue pipe 8 keep away from capillary oil guide subassembly 1 one end grafting, thereby accomplish the equipment of cigarette bullet, the cigarette bullet equipment is convenient.

An electronic cigarette, as shown in fig. 10-12, comprises the cartridge, the condensing cotton 9, the shell 10, the battery 15, the microphone holder 16 and the airflow sensor 17. A suction nozzle 101 is provided on the top of the housing 10, and an air intake through-hole z is provided on the bottom of the housing 10. In this embodiment, an accommodating space p is provided below the lower sealing sleeve 7 in the cup 4 of the cartridge, a battery 15 is provided in the accommodating space p, a microphone fixing seat 16 is inserted into an opening of one end of the cup 4 close to the battery 15, the microphone fixing seat 16 is in sealing connection with one end of the cup 4 far away from the upper sealing sleeve 6, the microphone fixing seat 16 is made of silica gel, a third air inlet q and an auxiliary air hole x which are communicated with an air inlet through hole z are provided on the microphone fixing seat 16, an air flow sensor 17 is arranged in the microphone fixing seat 16 and is communicated with the air inlet through hole z, and a condensing cotton block 9 is arranged in the housing 10 and is positioned at one end of the cartridge far away from the battery 15 and close to the suction nozzle 101. In the present embodiment, the airflow sensor 17 is installed in the third intake hole q. The top of the upper sealing sleeve 6 is provided with a placing groove t which is communicated with the second air outlet k, a condensing cotton block 9 is placed in the placing groove t, and an air vent communicated with the second air outlet k is arranged on the condensing cotton block 9. The pressure relief holes s penetrating through the placing groove t and the cup body 4 are formed in the upper sealing sleeve 6, and oil leakage of the cartridge due to the fact that the cartridge is loose with the cup body 4 under the environment of thermal expansion and cold contraction is avoided due to the design of the pressure relief holes s. The battery 15 is electrically connected to the air flow sensor 17 and one of the pins 31 of the heat generating sheet 3, respectively, and the air flow sensor 17 is also electrically connected to the other pin 31 of the heat generating sheet 3.

The above description is only for the purpose of illustrating the technical solution of the present utility model and not for the purpose of limiting the same, and other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims (14)

1. An atomizing core, comprising: the device comprises a capillary oil guide assembly (1), wherein an atomization cavity (a) is formed in the capillary oil guide assembly (1), a capillary oil guide hole communicated with the atomization cavity (a) is formed in the capillary oil guide assembly (1), a first plug-in connection part (11) for plugging an external air passage pipe (8) is formed in the top of the capillary oil guide assembly (1), a first air outlet (b) communicated with the atomization cavity (a) and the external air passage pipe (8) is formed in the first plug-in connection part (11), and at least one first air inlet (d) communicated with the atomization cavity (a) is formed in the bottom of the capillary oil guide assembly (1); and the heating piece (3) is arranged in the atomizing cavity (a) and is sheet-shaped, and the top of the heating piece (3) can be electrically connected with an external power supply assembly.

2. An atomizing core according to claim 1, characterized in that the capillary oil guide assembly (1) comprises: the bottom is provided with an opening seat body (12), the atomization cavity (a) is arranged on the seat body (12), the first inserting part (11) is convexly arranged at the top of the seat body (12), and the diameter of the opening at the bottom of the seat body (12) is larger than that of the atomization cavity (a); and a fixed cover (13) covered on the opening at the bottom of the base body (12), wherein the first air inlet (d) is arranged on the fixed cover (13).

3. An atomizing core as set forth in claim 2, characterized in that said base (12) is provided at its top with a plurality of capillary oil guide holes.

4. The atomizing core according to claim 2, characterized in that at least one liquid guiding hole (c) is provided at the top of the base body (12), the capillary oil guiding assembly (1) further comprises a capillary oil guiding member (2) which is arranged in the atomizing cavity (a), is sheet-shaped and is positioned above the heating sheet (3), and the capillary oil guiding hole is formed in the capillary oil guiding member (2).

5. The atomizing core according to claim 4, wherein the top of the capillary oil guide (2) is in contact with the top of the atomizing chamber (a), the top of the heating sheet (3) is in contact with the bottom of the capillary oil guide (2), and a smoke collecting space is arranged between the heating sheet (3) and the bottom of the atomizing chamber (a).

6. The atomizing core according to claim 5, wherein a plurality of capillary oil guide projections (21) which are inserted into the liquid guide holes (c) one by one are arranged at the top of the capillary oil guide member (2), and the capillary oil guide holes are arranged on the capillary oil guide member (2) and the capillary oil guide projections (21).

7. An atomizing core according to claim 6, characterized in that a tightening assembly (14) is arranged on the top of the fixed cover (13) in a protruding manner, and the tightening assembly (14) is used for tightening the heating sheet (3) and the capillary oil guide (2) on the top of the atomizing cavity (a).

8. The atomizing core according to claim 7, characterized in that the top of the fixed cover (13) is provided with a mounting part (131) in a protruding manner, and a pin (31) or a threading hole (e) for threading a connecting electrode electrically connected with the heating sheet (3) is arranged on the mounting part (131).

9. The atomizing core according to claim 7, characterized in that a liquid collecting portion (132) is provided on the top of the fixed cover (13) and below the first air outlet (b), and a liquid collecting tank (f) is provided on the liquid collecting portion (132).

10. The atomizing core according to claim 7, characterized in that fool-proof bumps (121) are arranged on the top of the edge of the atomizing cavity (a) in a protruding mode, fool-proof notches (g) which are abutted to the side walls of the fool-proof bumps (121) are arranged at the outer side edges of the capillary oil guide (2) and the heating sheet (3), a first fool-proof surface (h) is arranged at the opening of the base body (12), and a second fool-proof surface (i) which is matched with the first fool-proof surface (h) is arranged at the edge of the side wall of the fixed cover (13).

11. The atomizing core according to claim 6, characterized in that the capillary oil guide (2) and the capillary oil guide protrusion (21) are integrally formed, and the capillary oil guide (2) and the capillary oil guide protrusion (21) are both made of oil-guiding cotton or porous matrix.

12. A nebulizing cartridge according to claim 3, characterized in that the housing (12) is made of a hard high temperature resistant plastic, ceramic, glass or metal, and the stationary cover (13) is made of a hard high temperature resistant plastic.

13. A cartridge comprising an oil cup assembly, further comprising the atomizing core of any one of claims 1-12, the oil cup assembly comprising: cup bodies (4) with openings at two ends; the oil storage cotton (5) is arranged in the cup body (4), and a mounting hole (j) is formed in the middle of the oil storage cotton (5) in a penetrating manner; the upper sealing sleeve (6) is covered at the opening at one end of the cup body (4) and the outer side wall of the upper sealing sleeve is in sealing connection with the inner side wall of the cup body (4), a second inserting part (61) is arranged at the bottom of the upper sealing sleeve (6), and a second air outlet (k) penetrates through the second inserting part (61); the lower sealing sleeve (7) is in sealing connection with the cup body (4) and is used for sealing the oil storage cotton (5) in the cup body (4), an installation groove (m) for installing the capillary oil guide component (1) of the atomization core is formed in the top of the lower sealing sleeve (7), and a second air inlet (n) penetrating through the installation groove (m) is formed in the lower sealing sleeve (7); and an air passage pipe (8) penetrating the mounting hole (j) and having both ends respectively connected with the first connecting part (11) and the second connecting part (61).

14. An electronic cigarette, characterized by comprising a cartridge according to claim 13, a condensing cotton block (9), a shell (10), a battery (15), a microphone holder (16) and an air flow sensor (17); a suction nozzle (101) is arranged on the top of the shell (10), and an air inlet through hole (z) is arranged on the bottom of the shell (10); the cigarette cartridge comprises a cigarette holder, a cigarette holder (16) and an air flow sensor (17), wherein the cigarette holder is arranged on a cup body (4) of the cigarette cartridge, an accommodating space (p) is arranged below a lower sealing sleeve (7), a battery (15) is arranged in the accommodating space (p), the cigarette holder (16) is inserted into an opening part, which is close to one end of the battery (15), of the cup body (4), the air flow sensor (17) is arranged in the cigarette holder (16) and communicated with an air inlet through hole (z), and a condensing cotton block (9) is arranged in a shell (10) and is positioned at one end, which is far away from the battery (15), of the cigarette cartridge and is close to one end of a suction nozzle (101) _。

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