CN113115986A - Atomizing core and cigarette bullet - Google Patents
Atomizing core and cigarette bullet Download PDFInfo
- Publication number
- CN113115986A CN113115986A CN202110430799.8A CN202110430799A CN113115986A CN 113115986 A CN113115986 A CN 113115986A CN 202110430799 A CN202110430799 A CN 202110430799A CN 113115986 A CN113115986 A CN 113115986A
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- Prior art keywords
- porous body
- porous
- insulating
- conducting layer
- heat
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/10—Devices using liquid inhalable precursors
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
- A24F40/46—Shape or structure of electric heating means
Abstract
The utility model provides an atomizing core, includes the porous body, locates the insulating heat-conducting layer on porous body surface and locating the heating element of insulating heat-conducting layer surface, the porous body is porous metal material, the porous body include with the atomized liquid contact the first surface and with the second surface that the first surface is relative, the first surface is for inhaling the liquid level, insulating heat-conducting layer is located on the second surface, the atomized liquid is followed inhale the liquid level and permeate extremely the second surface, the heating element heating on the second surface, the heat conduction passes through insulating heat-conducting layer conduction extremely in the porous body will atomized liquid atomizes. The application also includes a cartridge.
Description
Technical Field
The application relates to the field of electronic cigarettes, in particular to an atomizing core and a cigarette cartridge.
Background
The key part of tobacco tar atomizing type electron cigarette lies in the atomizer, and the atomizer needs the atomizing core of a infiltration tobacco tar, and the atomizing core adopts organic cotton material originally, but the easy problem of scorching that appears of organic cotton to produce the peculiar smell and influence the use. In order to solve the technical problems, the technical scheme of adopting the ceramic porous body as the atomizing core is also provided in the industry, the ceramic atomizing core cannot be burnt, and meanwhile, the filtering performance is more stable compared with that of a cotton core. The cigarette cartridge disclosed in the patent CN211020987U adopts a ceramic atomizing core, which is generally divided into a liquid absorbing surface and an atomizing surface, and the tobacco tar permeates to the atomizing surface through the liquid absorbing surface to be heated and atomized, but the porous ceramic also has some disadvantages, firstly, the porous ceramic is brittle and easy to crack, and needs a thicker strength support, and the heater is printed on the bottom surface of the porous ceramic, and the porous ceramic bears a supporting force and is easy to crack, so that the heater is cracked to form an open circuit, thereby affecting the atomization of the tobacco tar; secondly, the porous ceramic is generally fired by clay, tobacco tar is easy to carry a mud taste after being atomized by the porous ceramic, and the reduction degree of the tobacco tar is not as good as that of the cotton core.
Disclosure of Invention
Accordingly, there is a need for an atomizing core and a cartridge that are free of undesirable odors, have good structural strength, and do not suffer from the problem of charring.
For solving above-mentioned technical problem, the application provides an atomizing core, include the porous body, locate the insulating heat-conducting layer on porous body surface and locate the heating element of insulating heat-conducting layer surface, the porous body is porous metal material, the porous body include with the atomized liquid contact the first surface and with the relative second surface of first surface, the first surface is for inhaling the liquid level, insulating heat-conducting layer is located the second is on the surface, and the atomized liquid is followed inhale the liquid level and permeate extremely the second surface, the second is heating element on the surface, the heat passes through insulating heat-conducting layer conduction extremely in the porous body will atomized liquid atomizes.
Preferably, the second surface of the porous body is provided with a lower groove, and the insulating heat conduction layer is arranged in the lower groove.
Preferably, the insulating and heat conducting layer is made of porous ceramic, the porous body is made of porous metal, the porous body is formed by mixing metal powder and organic material and then sintering, the organic material in the metal powder is ablated and removed to form a microporous structure, the porous ceramic is formed by mixing ceramic powder and organic material and then filling the mixture into the lower groove and sintering again, and the heating element is formed by screen-printing a resistance material on the surface of the porous ceramic and sintering.
Preferably, the insulating heat conducting layer is made of porous ceramic, the porous body is made of porous metal, the porous body is formed by mixing metal powder and organic material and then sintering, the organic material in the metal powder is ablated and removed to form a microporous structure, the porous ceramic is filled in the lower groove by mixing ceramic powder and organic material, and the heating element is formed by sintering again after the resistance material is arranged on the surface of the ceramic slurry.
Preferably, the insulating heat conduction layer is made of porous ceramic, the porous body is made of porous metal, the porous body is formed by mixing metal powder and organic materials and then sintering and molding, the organic materials in the metal powder are ablated and removed to form a microporous structure, the porous ceramic is filled in the lower groove after the ceramic powder and the organic materials are mixed, and the heating element is formed by embedding the resistance wire part into the ceramic slurry and then sintering and molding the insulating heat conduction layer and the heating element again.
Preferably, the first surface of the porous body is concavely formed with an upper groove, and the periphery of the upper groove is formed with a side wall.
Preferably, the pores in the porous body have a pore size ranging between 15-22um and a porosity ranging between 50% -60%.
Preferably, the pores in the porous body have a pore size ranging between 18-20um and a porosity ranging between 54% -55%.
Preferably, the insulating heat conduction layer is made of porous ceramic, and a microporous structure is formed inside the insulating heat conduction layer.
In order to solve the technical problem, the application also provides a cartridge, which comprises a cartridge tube provided with a flue tube and a liquid storage cavity, a closing body arranged in the cartridge tube and closing the liquid storage cavity, an atomizing core arranged in the closing body, and a base fixedly held with the cartridge tube to limit the closing body, the atomization core comprises a porous body, an insulation heat conduction layer arranged on the surface of the porous body and a heating element arranged on the outer surface of the insulation heat conduction layer, the porous body is made of porous metal material and comprises a first surface facing and communicated with the liquid storage cavity and a second surface opposite to the first surface, the first surface is an absorption surface, the insulating heat conduction layer is arranged on the second surface, atomized liquid permeates from the absorption surface to the second surface, the heating element on the second surface heats, and heat is conducted to the inside of the porous body through the insulating heat conduction layer to atomize the atomized liquid.
This application atomizing core adopts the porous body of metal material to form as supporting the atress main part, sets up insulating heat-conducting layer on the porous body surface heating element, through heating element generates heat and passes through the heat insulating heat-conducting layer conduction extremely with the atomizing production fog in the porous body, solved traditional fragility porous ceramic and regard as supporting the cracked technical problem of atress main part easily, the metal material permeates the main part as the atomizing simultaneously, and the atomizing conduction infiltration in-process is more pure, and is difficult for being polluted, has solved the problem that produces the soil smell behind the traditional porous ceramic sepage easily.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application.
FIG. 1 is a perspective view of an atomizing core of the present application;
FIG. 2 is a perspective view of an alternative angle of an atomizing core of the present application;
FIG. 3 is an exploded perspective view of an atomizing cartridge of the present application;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 5 is a cross-sectional view of a cartridge of the present application;
fig. 6 is a partially enlarged view of a dotted circle shown in fig. 5.
Description of the reference numerals
A cartridge tube-10; a tube body-11; a liquid storage cavity-12; flue pipe-13; a lumen-131; an insertion head-132; an enclosure-20; a closed support-21; an oil passage-211; an airway-212; a seal-22; a base-30; an insulating base-31; a connecting conductor-32; a gas inlet-33; an atomizing chamber-34; an atomizing core-40; a porous body-41; lower groove-411; an upper groove-412; liquid suction level-413; atomizing surface-414; a sidewall-415; an insulating and heat conducting layer-42; a heating element-43; an arcuate base-431; an open end-432; a reverse fold-433; a peripheral substrate-434; contact portion-435.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings.
Referring to fig. 1 to 4, an atomizing core 40 of the present application includes a porous body 41, an insulating and heat conducting layer 42 coated on a side surface of the porous body 41, and a heating element 43 adhered to a surface of the insulating and heat conducting layer 42.
The porous body 41 is made of metal, metal powder and organic materials are mixed to form a mixture and then sintered, the organic materials are ablated and removed to form micropores, the pore diameter range of the micropores is between 15 and 22 microns, and the porosity range is between 50 and 60 percent.
In one embodiment, the pore diameter of the porous body 41 is between 18-20um, and the porosity is between 54% -55%.
In one embodiment, the pore diameter of the metal porous body 41 is in a range of 18-20um, and the porosity is in a range of 54.87% -55.05%.
The porous body 41 includes a liquid suction surface 413 that contacts the atomized liquid, and an atomization surface 414 that faces the liquid suction surface 413. An upper groove 412 is formed in the middle of the liquid absorbing surface 413, the bottom surface and the side surface of the upper groove 412 are used as a part of the liquid absorbing surface, a side wall 415 is formed on the periphery of the upper groove 412, the distance of penetration of atomized liquid can be reduced due to the arrangement of the upper groove 412, and the convex side wall 415 can provide good supporting strength or increase the storage capacity of tobacco tar.
The atomization surface 414 of the porous body 41 is concavely formed with a lower groove 411, the insulating and heat conducting layer 42 is arranged in the lower groove 411, and the lower surface of the insulating and heat conducting layer 42 and/or the outer periphery of the porous body 41 form the atomization surface 414. The lower surface of the insulating and heat conducting layer 42 is flush with the bottom surface of the edge of the porous body 41.
The insulating and heat conducting layer 42 may be a porous ceramic structure, which has the characteristics of insulation, heat conduction and atomized liquid adsorption. The pore diameter and porosity of the insulating and heat conducting layer 42 are set with reference to the porous body 41.
The insulating and heat conducting layer 42 may be made of other materials having insulating, heat conducting and atomized liquid adsorbing functions. The lower groove 411 protects the insulating and heat conducting layer 42, so that the thinner insulating and heat conducting layer 42 does not need to be stressed and cannot be cracked.
The heating element 43 is disposed on the outer surface of the insulating heat conducting layer 42, and the heating element 43 includes an arc-shaped base 431 surrounding the outer surface of the insulating heat conducting layer 42, a peripheral base 434 formed by bending the two free ends of the arc-shaped base 431 in opposite directions and extending along the periphery of the arc-shaped base 431, and a contact portion 435 formed at the free ends of the two peripheral bases 434. A reverse folding portion 433 is formed at a joint of the arc base 431 and the peripheral base 434, an open end 432 is formed between a pair of the reverse folding portions 433, the open end 432 is an opening direction of the arc base 431, and the open end 432 corresponds to a pair of the contact portions 435.
During manufacturing of the atomizing core 40, the alloy powder mixed with the organic material is firstly sintered to form the porous body 41, then the lower groove 411 of the porous body 41 is filled with the ceramic slurry, then the heating element 43 is silk-screened on the ceramic slurry, and finally, the atomizing core 40 is formed by sintering again.
The ceramic slurry is a mixture of ceramic powder and the organic material, and the heating element is formed by screen-printing material powder with a certain resistance on the ceramic slurry and finally sintering.
This application atomizing core 40 adopts the porous body 41 of metal material to form as supporting the atress main part, sets up insulating heat-conducting layer 42 on porous body 41 surface heating element 43, through heating element 43 generates heat and passes through the heat insulating heat-conducting layer 42 conducts extremely produce fog with the atomizing liquid in the porous body 41, solved traditional fragile porous ceramic as supporting the cracked technical problem of atress main part easily, the metal material is as atomizing liquid infiltration main part simultaneously, and atomizing liquid conduction infiltration in-process is more pure, and difficult quilt pollutes, has solved the problem of producing soil smell behind the traditional porous ceramic sepage easily.
Referring to fig. 5 and 6, the atomizing core 40 of the present application is used in the implementation of the cartridge, and the cartridge of the present application includes a cartridge tube 10 having a flue tube 13 and a liquid storage cavity 12, an enclosure 20 installed in the cartridge tube 10 and enclosing the liquid storage cavity 12, an atomizing core 40 installed in the enclosure, and a base 30 fixed to the cartridge tube 10.
The cigarette bullet pipe 10 comprises a pipe body 11, a liquid storage cavity 12 located in the pipe body 11, and a flue pipe 13 which is arranged on the pipe body 11 and is vertically communicated. The flue pipe 13 extends into the liquid storage cavity 12 from the top of the pipe body 11, and the flue pipe 13 comprises a flue hole 131 which is through from top to bottom and an insertion head 132 formed at the bottom of the flue pipe 13. The insertion head 132 has an outer diameter smaller than the outer diameter of the flue tube 13. Preferably, the flue pipe 13 is located in the middle of the reservoir chamber 12; in one embodiment, the flue 13 may be disposed on one or both sides of the reservoir 12.
The closing body 20 comprises a closing support 21 and a sealing member 22 wrapped on the surface of the closing support 21. The closed bracket 21 includes an air passage 212 engaged with the insertion head 132 of the flue pipe 13, an oil passage 211 formed outside the air passage 212 and isolated from the air passage 212, and an accommodating chamber 213 located below the oil passage 211 for fixedly accommodating the atomizing core 40. The sealing member 22 at least covers the surfaces of the oil passage 211, the air passage 212 and the accommodating cavity 213, and at least partially covers the outer surface of the closed support 21, so that the sealing member 22 is clamped between the insertion head 132 of the flue pipe 13 of the aerosol pipe 10 and the air passage 212 to realize sealing, the sealing member 22 is clamped between the inner wall surface of the aerosol pipe 10 and the sealed support 21 to realize sealing, and the sealing member 22 is clamped between the outer surface of the atomizing core 40 and the inner wall surface of the accommodating cavity 213 to realize sealing.
The closing body 20 is inserted into the cavity of the cigarette bullet tube 10 from the lower side and closes the liquid storage cavity 12, the oil passage of the closing body 20 is communicated with the liquid storage cavity 12, and the base 30 is at least partially buckled into the cavity of the cigarette bullet tube 10 to fix the closing body 20. The base 30 includes an insulating base 31, a connecting conductor 32 disposed in the insulating base 31 and upwardly abutted to the contact portion 435, an air inlet 33 located below the atomizing core 40, and an atomizing chamber 34 formed between the air inlet 33 and the lower surface of the atomizing core 40.
The atomized liquid of this application cigarette bullet flows in from stock solution chamber 12 on the imbibition face 413 of atomizing core 40, the atomized liquid infiltration extremely atomizing core 40 atomizing face 414, heating element 43 power supply heating, through insulating heat-conducting layer 42 conduction extremely in the porous body 41 and with the atomized liquid atomizing in it produce the fog, the fog passes through atomizing chamber 34 conduction extremely in the air flue 213 back in the same direction as the flue pipe 13 is sucked out.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
The above examples only express preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides an atomizing core, its characterized in that, includes the porous body, locates the insulating heat-conducting layer on porous body surface and locating the heating element of insulating heat-conducting layer surface, the porous body is porous metal material, the porous body include with the atomized liquid contact the first surface and with the second surface that the first surface is relative, the first surface is the liquid absorption face, insulating heat-conducting layer is located on the second surface, the atomized liquid is followed the liquid absorption face permeates extremely the second surface, the heating element heating on the second surface, the heat passes through insulating heat-conducting layer conduction extremely in the porous body will atomized liquid atomizes.
2. The atomizing core of claim 1, wherein the second surface of the porous body defines a lower groove, and the thermally and electrically insulative layer is disposed in the lower groove.
3. The atomizing core of claim 2, wherein the insulating and heat conducting layer is porous ceramic, the porous body is porous metal, the porous body is formed by mixing metal powder and organic material and then sintering, the organic material in the metal powder is ablated and removed to form a microporous structure, the porous ceramic is formed by mixing ceramic powder and organic material and then filling the mixture into the lower groove and sintering again, and the heating element is formed by screen-printing resistance material on the surface of the porous ceramic and sintering.
4. The atomizing core of claim 2, wherein the insulating and heat conducting layer is porous ceramic, the porous body is porous metal, the porous body is formed by mixing metal powder and organic material and sintering, the organic material in the metal powder is ablated to form a microporous structure, the porous ceramic is filled in the lower groove by mixing ceramic powder and organic material, and the heating element is formed by sintering the insulating and heat conducting layer and the heating element again after the resistance material is arranged on the surface of the ceramic slurry.
5. The atomizing core according to claim 2, wherein the insulating and heat conducting layer is porous ceramic, the porous body is porous metal, the porous body is formed by mixing metal powder and organic material and then sintering and molding, the organic material in the metal powder is ablated and removed to form a microporous structure, the porous ceramic is filled in the lower groove by mixing ceramic powder and organic material, and the heating element is formed by embedding the resistance wire part in the ceramic slurry and then sintering and molding the insulating and heat conducting layer and the heating element again.
6. The atomizing core according to any one of claims 2 to 5, wherein the first surface of the porous body is concavely formed with an upper groove, and the outer periphery of the upper groove is formed with a side wall.
7. The atomizing core of claim 1, wherein the pores within the porous body have a pore size ranging from 15 to 22um and a porosity ranging from 50% to 60%.
8. The atomizing core of claim 7, wherein the pores within the porous body have a pore size ranging from 18 to 20um and a porosity ranging from 54% to 55%.
9. The atomizing core according to claim 7 or 8, wherein the insulating and heat-conducting layer is made of porous ceramic, and a microporous structure is formed inside the insulating and heat-conducting layer.
10. A cigarette cartridge comprises a cigarette cartridge tube provided with a flue tube and a liquid storage cavity, a closing body which is arranged in the cigarette cartridge tube and closes the liquid storage cavity, an atomizing core which is arranged in the closing body, and a base which is fixedly held with the cigarette cartridge tube to limit the closing body, it is characterized in that the atomization core comprises a porous body, an insulation heat conduction layer arranged on the surface of the porous body and a heating element arranged on the outer surface of the insulation heat conduction layer, the porous body is made of porous metal material and comprises a first surface facing and communicated with the liquid storage cavity and a second surface opposite to the first surface, the first surface is an absorption surface, the insulating heat conduction layer is arranged on the second surface, atomized liquid permeates from the absorption surface to the second surface, the heating element on the second surface heats, and heat is conducted to the inside of the porous body through the insulating heat conduction layer to atomize the atomized liquid.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110430799.8A CN113115986A (en) | 2021-04-21 | 2021-04-21 | Atomizing core and cigarette bullet |
| PCT/CN2022/085577 WO2022222760A1 (en) | 2021-04-21 | 2022-04-07 | Atomization core and cartridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110430799.8A CN113115986A (en) | 2021-04-21 | 2021-04-21 | Atomizing core and cigarette bullet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113115986A true CN113115986A (en) | 2021-07-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110430799.8A Pending CN113115986A (en) | 2021-04-21 | 2021-04-21 | Atomizing core and cigarette bullet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113115986A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022222760A1 (en) * | 2021-04-21 | 2022-10-27 | 深圳市长盈精密技术股份有限公司 | Atomization core and cartridge |
| WO2023019715A1 (en) * | 2021-08-19 | 2023-02-23 | 比亚迪精密制造有限公司 | Electronic cigarette and cartridge structure thereof |
| WO2023070975A1 (en) * | 2021-10-29 | 2023-05-04 | 深圳市卓力能技术有限公司 | Atomizer and electronic atomization device |
| WO2023123160A1 (en) * | 2021-12-30 | 2023-07-06 | 深圳麦克韦尔科技有限公司 | Electronic atomization apparatus and atomizer thereof |
| WO2023134638A1 (en) * | 2022-01-14 | 2023-07-20 | 深圳市合元科技有限公司 | Atomizer and heating member thereof |
| WO2023151383A1 (en) * | 2022-02-09 | 2023-08-17 | 深圳麦克韦尔科技有限公司 | Electronic atomization device, and atomizer and atomization core thereof |
| WO2024016436A1 (en) * | 2022-07-18 | 2024-01-25 | 东莞市克莱鹏雾化科技有限公司 | Temperature control system, temperature control method and anti-counterfeiting system for atomization piece |
-
2021
- 2021-04-21 CN CN202110430799.8A patent/CN113115986A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022222760A1 (en) * | 2021-04-21 | 2022-10-27 | 深圳市长盈精密技术股份有限公司 | Atomization core and cartridge |
| WO2023019715A1 (en) * | 2021-08-19 | 2023-02-23 | 比亚迪精密制造有限公司 | Electronic cigarette and cartridge structure thereof |
| WO2023070975A1 (en) * | 2021-10-29 | 2023-05-04 | 深圳市卓力能技术有限公司 | Atomizer and electronic atomization device |
| WO2023123160A1 (en) * | 2021-12-30 | 2023-07-06 | 深圳麦克韦尔科技有限公司 | Electronic atomization apparatus and atomizer thereof |
| WO2023134638A1 (en) * | 2022-01-14 | 2023-07-20 | 深圳市合元科技有限公司 | Atomizer and heating member thereof |
| WO2023151383A1 (en) * | 2022-02-09 | 2023-08-17 | 深圳麦克韦尔科技有限公司 | Electronic atomization device, and atomizer and atomization core thereof |
| WO2024016436A1 (en) * | 2022-07-18 | 2024-01-25 | 东莞市克莱鹏雾化科技有限公司 | Temperature control system, temperature control method and anti-counterfeiting system for atomization piece |
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