CN113729303A - Porous silicon-based heating sheet and electronic cigarette comprising same - Google Patents
Porous silicon-based heating sheet and electronic cigarette comprising same Download PDFInfo
- Publication number
- CN113729303A CN113729303A CN202111150570.5A CN202111150570A CN113729303A CN 113729303 A CN113729303 A CN 113729303A CN 202111150570 A CN202111150570 A CN 202111150570A CN 113729303 A CN113729303 A CN 113729303A
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- porous
- heating
- heating sheet
- sheet body
- silicon
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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
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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
-
- 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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Abstract
The invention relates to the technical field of heating sheets of electronic cigarettes, in particular to a heating sheet based on porous silicon and an electronic cigarette comprising the heating sheet, wherein the heating sheet comprises a heating sheet body, the heating sheet body is a porous silicon wafer formed by processing monocrystalline silicon, and a porous penetration region is arranged on the porous silicon wafer; the mounting component is used for mounting and sealing the heating sheet body, and is coated on the outer edge of the heating sheet body and avoids the porous penetration area; the heating circuit is used for heating the heating sheet body, and is arranged on one surface of the heating sheet body and opposite to the porous penetration area; the penetrating element is used for storing or penetrating the tobacco tar and is attached to the heating sheet body and one surface of the heating sheet body, which is far away from the heating circuit; the guide film is used for guiding the tobacco tar, is coated or coated on the permeation element and reserves a space for the tobacco tar to pass through; compared with an atomizing cotton core and a ceramic heating element, the atomizing cotton core and the ceramic heating element have the advantages of better atomizing effect, longer service life, more uniform and reliable heating and atomizing, and guaranteed taste of electronic cigarette smoking.
Description
Technical Field
The invention relates to the technical field of electronic cigarette heating sheets, in particular to a porous silicon-based heating sheet and an electronic cigarette comprising the same.
Background
The electronic cigarette is mainly used for quitting and replacing cigarettes, can simulate the taste of the cigarettes, but can not release tar, nicotine and second-hand smoke harmful to human bodies when the electronic cigarette is smoked, and can improve the smoking quitting success rate of nicotine replacement therapy, so that the electronic cigarette is popular in the market and is valued by the nation soon. The electronic atomized cigarette has the principle that a smoke agent is heated and gasified on an electric heating element of an atomization system to form high-temperature steam and the high-temperature steam is sprayed out of an opening end, and the sprayed steam expands and condenses into smoke-shaped micro liquid drops in the atmosphere, so that smoke similar to the traditional cigarette is formed.
Traditional electron cigarette structure generally includes host computer and cigarette bullet, the host computer is used for power supply and control connection cigarette bullet, set up tobacco tar and atomization structure in the cigarette bullet, host computer control atomization structure realizes the atomizing of tobacco tar to the tobacco tar heating, need use the heating element to be used for heating the tobacco tar when the electron cigarette heats the atomizing to the tobacco tar, current atomization structure generally all is the ceramic atomization or the cotton core atomizing of adopting, ceramic atomization and cotton core atomizing life are short, the homogeneity of generating heat is poor, the influence is inhaled and is eaten the taste.
Disclosure of Invention
In order to solve the problems, the invention provides the porous silicon-based heating sheet which has better atomization effect, longer service life and more uniform and reliable heating atomization compared with an atomization cotton core and a ceramic heating element and also ensures the taste of electronic cigarettes, and the electronic cigarettes comprising the porous silicon-based heating sheet.
The technical scheme adopted by the invention is as follows: a heating sheet based on porous silicon comprises a heating sheet body, wherein the heating sheet body is a porous silicon wafer processed and formed by monocrystalline silicon, and a porous penetration area is arranged on the porous silicon wafer; the mounting component is used for mounting and sealing the heating sheet body, and the mounting component is coated on the outer edge of the heating sheet body and avoids the porous penetration area; the heating circuit is used for heating the heating sheet body, and is arranged on one surface of the heating sheet body and opposite to the porous penetration area; the penetrating element is used for storing or penetrating the tobacco tar, and is attached to the heating sheet body and one surface of the heating sheet body, which is deviated from the heating circuit; and the guide film is used for guiding the tobacco tar, is coated or coated on the permeation element and reserves a space for the tobacco tar to pass through.
The further improvement of the scheme is that the outer edge of the heating sheet body is provided with a fastening part, the fastening part is provided with at least one fastening groove, and the mounting component is mounted on the fastening part.
The further improvement of the scheme is that a plurality of micropores are uniformly distributed in the porous penetration area, the micropores are regularly or irregularly arranged, and the micropores are processed in the porous penetration area through photoetching.
The further improvement of the scheme is that the pore size of the micropores is 80-1600 micrometers, and the micropores are rectangular, circular, elliptical or triangular.
The further improvement of the above scheme is that the mounting part is a silica gel mounting part, the mounting part comprises a first connecting seat and a second connecting seat, the first connecting seat and the second connecting seat are integrally formed, the first connecting seat is provided with a first placing table, the second connecting seat is provided with a second placing table, the first placing table and the second placing table are oppositely arranged, and the penetration element is arranged between the first placing table and the second placing table.
The further improvement of the scheme is that the outer edge of the mounting component is provided with at least one sealing outer lip, the inner diameter of the mounting component is provided with a sealing clamp groove, and the outer edge of the heating sheet body is clamped and sealed by the sealing clamp groove.
According to the scheme, the heating circuit is printed or attached to the heating sheet body, electric contacts are arranged at two ends of the heating circuit, and the electric contacts are electric discs, electrodes or electric pins.
The scheme is further improved in that the penetrating element is high-temperature-resistant oil storage cotton and comprises a porous cotton cloth layer, a nanofiber oil absorption layer and a nanofiber oil containing layer; the nanofiber oil-holding layer is arranged and combined in different orders, and the nanofiber oil-holding layer or the nanofiber oil-absorbing layer is attached to the heating sheet body; compact pores with the same size are uniformly distributed on the porous cotton cloth layer, the porous cotton cloth layer has certain contractibility and can form folds on the surface, and the nanofiber oil absorption layer is embedded into each fold of the porous cotton cloth layer.
The technical scheme is further improved in that the guide membrane is a silica gel membrane, the guide membrane is attached to the outer surface of the osmotic element, two sides of the guide membrane are attached to the mounting part, a guide groove is formed in the surface of the guide membrane, and the guide groove is communicated to the osmotic element.
An electronic cigarette comprises the porous silicon-based heating sheet.
The invention has the beneficial effects that:
compared with the traditional electronic cigarette heating sheet structure, the electronic cigarette heating sheet structure adopts the heating sheet body which is processed and formed by the monocrystalline silicon wafer, and the porous penetration region is formed on the heating sheet body through the processes of etching, photoetching and the like and is used for the tobacco tar penetration of the electronic cigarette, the tobacco tar penetrates into the heating circuit, and the electrode contact point is connected with the triggering hot circuit to generate heat, so that the tobacco tar generates atomized gas, the atomization effect is better compared with that of an atomized cotton core and a ceramic heating body, the service life is longer, the heating atomization is more uniform and reliable, and the taste of the electronic cigarette is ensured. Specifically, a heating sheet body is arranged, the heating sheet body is a porous silicon wafer processed and formed by monocrystalline silicon, and a porous penetration area is arranged on the porous silicon wafer; the mounting component is used for mounting and sealing the heating sheet body, and the mounting component is coated on the outer edge of the heating sheet body and avoids the porous penetration area; the heating circuit is used for heating the heating sheet body, and is arranged on one surface of the heating sheet body and opposite to the porous penetration area; the penetrating element is used for storing or penetrating the tobacco tar, and is attached to the heating sheet body and one surface of the heating sheet body, which is deviated from the heating circuit; and the guide film is used for guiding the tobacco tar, is coated or coated on the permeation element and reserves a space for the tobacco tar to pass through. Be used for the infiltration of tobacco tar through setting up the micropore, generate heat the atomizing when permeating the heating line, realize that the principle is simple, produce the siphon principle that the atmospheric pressure difference formed when smoking the electron cigarette, leading-in the heating line of tobacco tar generates heat, has realized the atomizing work that generates heat of tobacco tar. In addition, the penetration element is arranged for penetration and storage of the tobacco tar, so that the tobacco tar is conveniently guided into the porous structure when in use, the realization principle is simple, and the structure is stable and reliable.
Drawings
FIG. 1 is a schematic perspective view of a porous silicon-based heating plate according to the present invention;
FIG. 2 is a schematic perspective view of another perspective view of the porous silicon-based heating sheet of FIG. 1;
fig. 3 is a schematic view of an internal structure of the porous silicon-based heat generating sheet of fig. 1.
Description of reference numerals: heating element body 1, porous penetration region 11, fastening part 12, fastening groove 13, mounting component 2, first connecting seat 21, first mounting table 211, second connecting seat 22, second mounting table 221, sealing outer lip 23, sealing clamping groove 24, heating circuit 3, electric contact 31, penetration element 4, porous cotton layer 41, nanofiber oil absorption layer 42, nanofiber oil-containing layer 43, guide film 5 and guide groove 51.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As shown in fig. 1 to 3, a porous silicon-based heating sheet comprises a heating sheet body 1, wherein the heating sheet body 1 is a porous silicon wafer formed by processing monocrystalline silicon, and a porous penetration region 11 is arranged on the porous silicon wafer; the mounting component 2 is used for mounting and sealing the heating sheet body 1, and the mounting component 2 covers the outer edge of the heating sheet body 1 and avoids the porous penetration area 11; the heating line 3 is used for heating the heating sheet body 1, and the heating line 3 is arranged on one surface of the heating sheet body 1 and is opposite to the porous penetration area 11; the penetrating element 4 is used for storing or penetrating the tobacco tar, and the penetrating element 4 is attached to the heating sheet body 1 and faces away from the heating circuit 3; and the guide membrane 5 is used for guiding the tobacco tar, and the guide membrane 5 is coated or wrapped on the permeation element 4 and reserves a space for the tobacco tar to pass through.
The outer edge of piece body 1 that generates heat has seted up fastening portion 12, fastening portion 12 has seted up at least one fastening groove 13, installation component 2 is installed in fastening portion 12, comes cooperation installation component 2 to install and fix through fastening portion 12 and fastening groove 13, and structure simple to operate is fixed stable, and is sealed effectual, and the thickness dimension of piece body 1 that generates heat is 0.1mm ~ 1.8mm, compares the atomizing core of traditional structure, compact structure.
The porous infiltration district 11 equipartition has a plurality of micropores, a plurality of micropores are regular or irregular arrangement, a plurality of micropores are through photoetching processing in porous infiltration district 11, adopt the microporous construction that photoetching or etching mode formed, atomize when the infiltration of convenient tobacco tar and heating.
In the embodiment, the pore size of the micropores is 80-1600 micrometers, and the micropores with micron size are adopted, so that the tobacco tar cannot leak when the cigarette is not used, and the leakage-proof effect is good.
The shape of a plurality of micropores is rectangle, circular, oval or triangle-shaped, and microporous structure can set up according to the in service behavior, also can select according to the tobacco tar of difference, and the commonality is strong.
The outer edge of installing component 2 is equipped with at least one sealed outer lip 23, the 2 internal diameters of installing component are equipped with sealed double-layered groove 24, sealed double-layered groove 24 will generate heat piece body 1 outer along the centre gripping and sealed, under the cooperation through sealed outer lip 23 and sealed double-layered groove 24 for the sealed of structure, sealed effectual, the weeping phenomenon appears in the prevention, the structure is reliable.
The heating circuit 3 is printed or adhered to the heating sheet body 1, the electric contact points 31 are arranged at two ends of the heating circuit 3, the electric contact points 31 are electric connection discs, electrodes or electric connection pins, the electric contact points 31 are connected with the control panel for conducting control, heating connection of the heating circuit 3 is achieved, the structure is stable, and the electric connection discs, the electrodes or the electric connection pins are selected to be matched with electricity according to use conditions.
The penetrating element 4 is high-temperature-resistant oil storage cotton, and the penetrating element 4 comprises a porous cotton cloth layer 41, a nanofiber oil absorption layer 42 and a nanofiber oil containing layer 43; the nanofiber oil-containing layers 43 are arranged and combined in different orders, and the nanofiber oil-containing layers 43 or the nanofiber oil-absorbing layers 42 are attached to the heating sheet body 1; adopt high temperature resistant oil storage cotton to cooperate the storage of tobacco tar, specifically, import the tobacco tar through porous cotton layer 41, import into nanofiber oil holding layer 43 after later adsorbing the tobacco tar through nanofiber oil absorption layer 42 and carry out the oil storage and import the tobacco tar to heating element body 1.
Dense pores with the same size are uniformly distributed on the porous cotton cloth layer 41, the porous cotton cloth layer 41 has certain contractility and can form folds on the surface, the nanofiber oil absorption layer 42 is embedded into each fold of the porous cotton cloth layer 41, the contact area is larger by adopting a fold structure, the oil absorption and storage areas are larger, and the effect is better.
The guide membrane 5 is a silica gel membrane, the guide membrane 5 is attached to the outer surface of the osmotic element 4, two sides of the guide membrane 5 are attached to the mounting part 2, the surface of the guide membrane 5 is provided with a guide groove 51, the guide groove is communicated to the osmotic element 4, the silica gel membrane is used as an isolation structure, excessive permeation of the tobacco tar is prevented, and the tobacco tar is guided through the guide groove 51.
An electronic cigarette adopts the electronic cigarette with the heating structure, and has the advantages of uniform heating, stable and reliable oil guiding and compact structure.
According to the invention, the heating sheet body 1 formed by processing a monocrystalline silicon wafer is adopted, the porous penetration region 11 is formed on the heating sheet body 1 through etching or photoetching and other processes, and is used for tobacco tar penetration of an electronic cigarette, the tobacco tar penetrates into the heating circuit 3, and the electrode contact point is connected with the triggering hot circuit 3 to generate heat, so that the tobacco tar generates atomized gas, the atomization effect is better compared with that of an atomized cotton core and a ceramic heating element, the service life is longer, the heating atomization is more uniform and reliable, and the taste of the electronic cigarette is ensured. Specifically, a heating sheet body 1 is arranged, wherein the heating sheet body 1 is a porous silicon wafer processed and formed by monocrystalline silicon, and a porous penetration region 11 is arranged on the porous silicon wafer; the mounting component 2 is used for mounting and sealing the heating sheet body 1, and the mounting component 2 covers the outer edge of the heating sheet body 1 and avoids the porous penetration area 11; the heating line 3 is used for heating the heating sheet body 1, and the heating line 3 is arranged on one surface of the heating sheet body 1 and is opposite to the porous penetration area 11; the penetrating element 4 is used for storing or penetrating the tobacco tar, and the penetrating element 4 is attached to the heating sheet body 1 and faces away from the heating circuit 3; and the guide membrane 5 is used for guiding the tobacco tar, and the guide membrane 5 is coated or wrapped on the permeation element 4 and reserves a space for the tobacco tar to pass through. Be used for the infiltration of tobacco tar through setting up the micropore, the atomizing that generates heat when permeating heating line 3, it is simple to realize the principle, produces the siphon principle that the atmospheric pressure difference formed when smoking the electron cigarette, with the leading-in 3 of heating line of tobacco tar and generate heat, has realized the atomizing work that generates heat of tobacco tar. In addition, the penetration element 4 is arranged for penetration and storage of the tobacco tar, so that the tobacco tar is conveniently guided into the porous structure when in use, the realization principle is simple, and the structure is stable and reliable.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present 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. A heating sheet based on porous silicon is characterized in that: comprises that
The heating plate comprises a heating plate body, wherein the heating plate body is a porous silicon wafer processed and formed by monocrystalline silicon, and a porous penetration area is arranged on the porous silicon wafer;
the mounting component is used for mounting and sealing the heating sheet body, and the mounting component is coated on the outer edge of the heating sheet body and avoids the porous penetration area;
the heating circuit is used for heating the heating sheet body, and is arranged on one surface of the heating sheet body and opposite to the porous penetration area;
the penetrating element is used for storing or penetrating the tobacco tar, and is attached to the heating sheet body and one surface of the heating sheet body, which is deviated from the heating circuit;
and the guide film is used for guiding the tobacco tar, is coated or coated on the permeation element and reserves a space for the tobacco tar to pass through.
2. The porous-silicon-based heat generating sheet according to claim 1, characterized in that: the outer edge of the heating piece body is provided with a fastening part, the fastening part is provided with at least one fastening groove, and the mounting component is mounted on the fastening part.
3. The porous-silicon-based heat generating sheet according to claim 1, characterized in that: the porous penetration area is uniformly distributed with a plurality of micropores which are regularly or irregularly arranged and are processed in the porous penetration area by photoetching.
4. The porous-silicon-based heat generating sheet according to claim 3, wherein: the pore size of the micropores is 80-1600 micrometers, and the micropores are rectangular, circular, elliptical or triangular.
5. The porous-silicon-based heat generating sheet according to claim 1, characterized in that: the mounting component is a silica gel mounting component, the mounting component comprises a first connecting seat and a second connecting seat, the first connecting seat and the second connecting seat are integrally formed, the first connecting seat is provided with a first placing table, the second connecting seat is provided with a second placing table, the first placing table and the second placing table are oppositely arranged, and the penetration element is arranged between the first placing table and the second placing table.
6. The porous-silicon-based heat generating sheet according to claim 5, wherein: the outer edge of the mounting component is provided with at least one sealing outer lip, the inner diameter of the mounting component is provided with a sealing clamp groove, and the sealing clamp groove clamps and seals the outer edge of the heating sheet body.
7. The porous-silicon-based heat generating sheet according to claim 1, characterized in that: the heating circuit is printed or attached to the heating sheet body, electric contacts are arranged at two ends of the heating circuit, and the electric contacts are electric connecting discs, electrodes or electric connecting pins.
8. The porous-silicon-based heat generating sheet according to claim 1, characterized in that: the penetration element is high-temperature-resistant oil storage cotton and comprises a porous cotton cloth layer, a nanofiber oil absorption layer and a nanofiber oil containing layer; the nanofiber oil-holding layer is arranged and combined in different orders, and the nanofiber oil-holding layer or the nanofiber oil-absorbing layer is attached to the heating sheet body; compact pores with the same size are uniformly distributed on the porous cotton cloth layer, the porous cotton cloth layer has certain contractibility and can form folds on the surface, and the nanofiber oil absorption layer is embedded into each fold of the porous cotton cloth layer.
9. The porous-silicon-based heat generating sheet according to claim 1, characterized in that: the guiding membrane is a silica gel membrane, the guiding membrane is attached to the outer surface of the osmotic element, two sides of the guiding membrane are attached to the mounting part, a flow guide groove is formed in the surface of the guiding membrane, and the flow guide groove is communicated to the osmotic element.
10. An electronic cigarette, characterized in that: comprising the porous silicon-based heat generating sheet according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111150570.5A CN113729303A (en) | 2021-09-29 | 2021-09-29 | Porous silicon-based heating sheet and electronic cigarette comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111150570.5A CN113729303A (en) | 2021-09-29 | 2021-09-29 | Porous silicon-based heating sheet and electronic cigarette comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113729303A true CN113729303A (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111150570.5A Pending CN113729303A (en) | 2021-09-29 | 2021-09-29 | Porous silicon-based heating sheet and electronic cigarette comprising same |
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| Country | Link |
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| CN (1) | CN113729303A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023174054A1 (en) * | 2022-03-14 | 2023-09-21 | 比亚迪精密制造有限公司 | Atomization core assembly for electronic cigarette, cigarette cartridge for electronic cigarette, and electronic cigarette |
| WO2024050719A1 (en) * | 2022-09-07 | 2024-03-14 | 深圳麦克韦尔科技有限公司 | Heating assembly, atomizer, and electronic atomization device |
-
2021
- 2021-09-29 CN CN202111150570.5A patent/CN113729303A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023174054A1 (en) * | 2022-03-14 | 2023-09-21 | 比亚迪精密制造有限公司 | Atomization core assembly for electronic cigarette, cigarette cartridge for electronic cigarette, and electronic cigarette |
| WO2024050719A1 (en) * | 2022-09-07 | 2024-03-14 | 深圳麦克韦尔科技有限公司 | Heating assembly, atomizer, and electronic atomization device |
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Effective date of registration: 20230407 Address after: 523000 Room 201, building 1, No. 13, Chigang Fuma Road, Humen Town, Dongguan City, Guangdong Province Applicant after: Dongguan keleipeng Atomization Technology Co.,Ltd. Address before: 518000 1st and 2nd floors, building 23, Changxing Science Park, Shayi community, Shajing street, Bao'an District, Shenzhen City, Guangdong Province Applicant before: SHENZHEN KELAI PENG TECHNOLOGY Co.,Ltd. |