CN211431079U - Novel composite ceramic heating element for electronic cigarette - Google Patents
Novel composite ceramic heating element for electronic cigarette Download PDFInfo
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- CN211431079U CN211431079U CN201922012362.3U CN201922012362U CN211431079U CN 211431079 U CN211431079 U CN 211431079U CN 201922012362 U CN201922012362 U CN 201922012362U CN 211431079 U CN211431079 U CN 211431079U
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Abstract
The utility model discloses a novel composite ceramic heating element for electronic cigarettes, which comprises a ceramic substrate and two electrodes, wherein the ceramic substrate comprises a conductive ceramic layer and an insulating heat-conducting ceramic layer, and the electrodes are conductive silver paste coatings; the electrode is coated or welded on the conductive ceramic layer; the utility model can improve the heat transfer efficiency, atomize the tobacco tar quickly, and smoke the cigarette when the cigarette is powered on at any time, thereby improving the experience of the user; can make the heat-generating body wiring simple, convenient, saved manufacturing cost to occupation space is less, has reduced the volume of electron cigarette, has guaranteed the portability of electron cigarette, and it is long when can also increase electron cigarette battery power supply, improves battery life, and increases the security.
Description
Technical Field
The utility model relates to an electron cigarette is with novel compound ceramic heat-generating body belongs to electron cigarette technical field.
Background
The electronic cigarette is an electronic product simulating a cigarette, and has the same appearance, smoke, taste and sensation as the cigarette. The electronic cigarette is mainly composed of a tobacco pipe or a tobacco roll containing nicotine solution, a heating device and a battery. The evaporation device is provided with a heating core which is powered by a battery and can convert liquid nicotine in the smoke cartridge into mist, so that a user has a feeling similar to smoking. It can add various flavors such as chocolate and mint into the cigarette tube according to personal preference. The electronic cigarette is a device for replacing cigarettes or giving up smoking.
At present, the heat-generating body commonly used in the market is mostly the combination formula, is about to the conducting circuit printing in ceramic base member surface, perhaps inlays the resistance wire that generates heat in ceramic base member, and during the circular telegram, conducting circuit or resistance wire generate heat to give pottery with heat transfer, pottery is heated the temperature and is rised, atomizes the tobacco tar again. Due to the low content of the technology and the simple process, the technology occupies a large market share.
However, the heat-generating body having such a structure has the following disadvantages in practical use:
1. the heat transfer efficiency is low, and the atomization efficiency is low; the circuit or the resistance wire is heated, heat is transferred to tobacco tar through ceramic, and because the contact area of the circuit or the resistance wire and the ceramic is small, most of ceramic surfaces are not in contact with the circuit or the resistance wire, after the circuit or the resistance wire is electrified to generate heat, the heat cannot be timely and quickly transferred to the ceramic, a user needs to wait for a period of time, the ceramic is heated and transfers the heat to tobacco cotton or tobacco shreds, the tobacco tar can be atomized, and the user can not be electrified to smoke at any time.
2. Conductive circuit and resistance wire all belong to the metal material, and the metal is at the circular telegram in-process of heating up, and resistance reduces gradually, leads to the increase of electric current in the circuit to cause the increase of battery internal current, battery calorific capacity increases, and this phenomenon is long and life when not only showing the power supply that reduces the battery, increases the possibility of explosion in addition, and potential danger is huge.
3. The production processes are more, the conductive circuit is required to be printed on the surface of the ceramic and then cut, or the resistance wire is embedded in the ceramic substrate, the wiring is more complex, the production cost of the product is directly increased through the processes, and the market competitiveness is reduced.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a novel composite ceramic heating element for an electronic cigarette is provided, which can improve the heat transfer efficiency, atomize tobacco tar quickly, realize the purpose of smoking at any time when being electrified, and improve the experience of users; can make the heat-generating body wiring simple, convenient, saved manufacturing cost to occupation space is less, has reduced the volume of electron cigarette, has guaranteed the portability of electron cigarette, and it is long when can also increase electron cigarette battery power supply, improves battery life, and increases the security.
For solving the technical problem, the utility model discloses a following technical scheme: a novel composite ceramic heating element for electronic cigarettes comprises a ceramic substrate and two electrodes, wherein the ceramic substrate is formed by combining a conductive ceramic layer and an insulating and heat-conducting ceramic layer; the electrode is a conductive silver paste coating, and the electrode is coated or welded on the conductive ceramic layer.
Furthermore, the conductive ceramic layer and the insulating and heat-conducting ceramic layer are tightly attached together and form an integral structure through high-temperature sintering.
Furthermore, the two electrodes are a positive electrode and a negative electrode, and are symmetrically arranged on the ceramic substrate.
Furthermore, the conductive ceramic layer is made of ceramic with electronic conductivity and ionic conductivity; the insulating and heat-conducting ceramic layer is made of any one of zirconia, aluminum nitride, silicon nitride, beryllium oxide and alumina.
Furthermore, the conductive ceramic layer is made of any one of molybdenum disilicide, titanium nitride, titanium silicon carbide, titanium diboride, titanium carbide, zirconium diboride and tungsten carbide.
Further, the ceramic substrate is any one of a rectangular sheet, a circular sheet or a circular sheet.
Further, the number of the conductive ceramic layers is one; the number of the insulating heat-conducting ceramic layers is two; the conductive ceramic layer is arranged between the two insulating heat-conducting ceramic layers, and the conductive ceramic layer and the insulating heat-conducting ceramic layer are the same in thickness and equal in size.
Further, the ceramic matrix can also be a cylindrical structure; the conductive ceramic layer is arranged along the central axis of the ceramic substrate; the insulating heat-conducting ceramic layer is coated outside the conductive ceramic layer.
The utility model adopts the above technical scheme after, compare with prior art, have following advantage:
1. the ceramic base body is formed by compounding the conductive ceramic layer and the insulating heat-conducting ceramic layer, has the conductive heating function and can transfer heat to tobacco tar, so that the design of the heating body is simplified, the wiring of the heating body is simple and convenient, the production procedure is simplified, and the production cost is saved.
2. Conductive ceramic layer is big with insulating heat conduction ceramic layer area of contact, and heat transfer is efficient, can atomize the tobacco tar fast, promotes atomization efficiency, not only promotes the taste, can also accomplish at any time the circular telegram and smoke at any time.
3. When the ceramic matrix conducts electricity and generates heat, the resistance is increased along with the increase of the temperature, when the temperature required by the tobacco tar atomization is reached, the resistance of the ceramic matrix is continuously increased, so that the circuit current is reduced, the heating value of the resistance is reduced, and the temperature is reduced, thereby ensuring that the temperature of a heating body is not too high, and in a controllable range, the tobacco tar or tobacco shreds are not excessively heated, the tar in the tobacco tar or the tobacco shreds is atomized, the harm is generated, and the taste is ensured; in addition, the current in the circuit is reduced, the heat productivity of the battery can be reduced, the phenomenon not only obviously prolongs the power supply time and the service life of the battery, but also increases the safety.
The present invention will be described in detail with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic view of a rectangular ceramic substrate according to example 1 of the present invention;
FIG. 2 is a schematic structural view of a disk-shaped ceramic substrate according to example 1 of the present invention;
FIG. 3 is a schematic view of a structure of a ring-shaped ceramic base according to example 1 of the present invention;
fig. 4 is a schematic structural diagram of embodiment 2 of the present invention;
in the figure, the position of the upper end of the main shaft,
1-ceramic substrate, 101-conductive ceramic layer, 102-insulating heat-conducting ceramic layer and 2-electrode.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
Embodiment 1 a novel composite ceramic heating element for electronic cigarette
As shown in fig. 1-3, the utility model provides a novel composite ceramic heating element for electronic cigarette, which comprises a ceramic substrate 1 and two electrodes 2, wherein the ceramic substrate 1 is formed by combining ceramic layers made of different materials, specifically, the ceramic substrate 1 comprises a conductive ceramic layer 101 and an insulating heat-conducting ceramic layer 102, and the number of the conductive ceramic layer 101 is one layer; the number of the insulating and heat-conducting ceramic layers 102 is two; the conductive ceramic layer 101 is arranged between the two insulating and heat-conducting ceramic layers 102, and the conductive ceramic layer 101 and the insulating and heat-conducting ceramic layers 102 have the same thickness and the same size; the conductive ceramic layer 101 and the insulating and heat-conducting ceramic layer 102 are tightly attached together and form an integral structure through high-temperature sintering; the conductive ceramic layer 101 is made of a ceramic material with electronic conductivity and ionic conductivity, and specifically, the conductive ceramic layer 101 is made of any one of molybdenum disilicide, titanium nitride, titanium silicon carbide, titanium diboride, titanium carbide, zirconium diboride and tungsten carbide;
the insulating and heat-conducting ceramic layer 102 is made of any one of zirconia, aluminum nitride, silicon nitride, beryllium oxide and alumina, and has high heat conductivity.
The ceramic substrate 1 is in the shape of any one of a rectangular sheet, a circular sheet or a circular sheet; the two electrodes 2 are a positive electrode and a negative electrode, and the two electrodes 2 are symmetrically arranged with the central line of the ceramic matrix 1; the electrode 2 is a conductive silver paste coating; the electrode 2 is coated or welded on the side surface of the conductive ceramic layer 101; ceramic base member 1 is with traditional conducting circuit and heat-generating body integration an organic whole, and ceramic base member 1 has the function of generating heat of leading electrically promptly, can give the tobacco tar with the heat high efficiency again.
When the heating element is used, the ceramic substrate 1 is wholly or partially inserted into a cigarette cotton or tobacco shred inserted into a ring, which is soaked with tobacco tar, to electrify the electrode 2, and the ceramic substrate 1 conducts electricity and heat to heat and atomize the tobacco tar, so that the heating element structure improves the heat energy conversion and conduction efficiency and accelerates the heating rate; finally, the atomization efficiency is improved, the high-quality taste is guaranteed, the power supply time of a battery is prolonged, the service life of the battery is prolonged, the use is safe and reliable, and the purpose of powering on at any time and smoking at any time can be achieved.
Embodiment 2 a novel composite ceramic heating element for electronic cigarette
As shown in fig. 4, this embodiment is different from embodiment 1 in that the ceramic substrate 1 has a cylindrical structure; the conductive ceramic layer 101 is a cylinder, and the conductive ceramic layer 101 is arranged on the central axis of the ceramic substrate 1; the insulating and heat-conducting ceramic layer 102 is a hollow cylinder, and the insulating and heat-conducting ceramic layer 102 is coated outside the conductive ceramic layer 101; the two electrodes 2 are respectively arranged on two end faces of the conductive ceramic layer 101; this embodiment can further increase the area of contact of electrically conductive ceramic layer 101 and insulating heat conduction ceramic layer 102 except having the advantage of embodiment 1 to further improve heat transfer efficiency, the circular telegram back, electrically conductive ceramic layer 101 is electrically conducted and is generated heat, and insulating heat conduction ceramic layer 102 can transmit the heat for the tobacco tar more rapidly, high-efficient, thereby makes the tobacco tar atomize more fast, thereby further improves atomization efficiency.
The utility model aims to solve the technical problem that a novel composite ceramic heating element for an electronic cigarette is provided, which can improve the heat transfer efficiency, atomize tobacco tar quickly, realize the purpose of smoking at any time when being electrified, and improve the experience of users; can make the heat-generating body wiring simple, convenient, saved manufacturing cost to occupation space is less, has reduced the volume of electron cigarette, has guaranteed the portability of electron cigarette, and it is long when can also increase electron cigarette battery power supply, improves battery life, and increases the security.
The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.
Claims (8)
1. The utility model provides a novel compound ceramic heat-generating body for electron cigarette which characterized in that: the conductive silver paste electrode comprises a ceramic substrate (1) and two electrodes (2), wherein the ceramic substrate (1) is formed by combining a conductive ceramic layer (101) and an insulating and heat-conducting ceramic layer (102), and the electrodes (2) are conductive silver paste coatings; the electrode (2) is coated or welded on the conductive ceramic layer (101).
2. The novel composite ceramic heating element for the electronic cigarette as claimed in claim 1, characterized in that: the conductive ceramic layer (101) and the insulating and heat-conducting ceramic layer (102) are tightly attached together and form an integral structure through high-temperature sintering.
3. The novel composite ceramic heating element for the electronic cigarette as claimed in claim 1, characterized in that: the two electrodes (2) are a positive electrode and a negative electrode, and the two electrodes (2) are symmetrically arranged on the ceramic substrate (1).
4. The novel composite ceramic heating element for the electronic cigarette as claimed in claim 1, characterized in that: the conductive ceramic layer (101) is made of ceramic with electronic conductivity and ionic conductivity; the insulating and heat-conducting ceramic layer (102) is made of any one of zirconia, aluminum nitride, silicon nitride, beryllium oxide and alumina.
5. The novel composite ceramic heating element for the electronic cigarette as claimed in claim 4, wherein: the conductive ceramic layer (101) is made of any one of molybdenum disilicide, titanium nitride, titanium silicon carbide, titanium diboride, titanium carbide, zirconium diboride and tungsten carbide.
6. The novel composite ceramic heating element for the electronic cigarette as claimed in any one of claims 1 to 5, wherein: the ceramic substrate (1) is any one of a rectangular sheet body, a circular sheet body or a circular ring sheet body.
7. The novel composite ceramic heating element for the electronic cigarette as claimed in claim 6, wherein: the number of the conductive ceramic layers (101) is one; the number of the insulating and heat-conducting ceramic layers (102) is two; the conductive ceramic layer (101) is arranged between the two insulating and heat-conducting ceramic layers (102), and the conductive ceramic layer (101) and the insulating and heat-conducting ceramic layer (102) are the same in thickness and size.
8. The novel composite ceramic heating element for the electronic cigarette as claimed in any one of claims 1 to 5, wherein: the ceramic matrix (1) is of a cylindrical structure; the conductive ceramic layer (101) is arranged along the central axis of the ceramic substrate (1); the insulating heat-conducting ceramic layer (102) is coated outside the conductive ceramic layer (101).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922012362.3U CN211431079U (en) | 2019-11-20 | 2019-11-20 | Novel composite ceramic heating element for electronic cigarette |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922012362.3U CN211431079U (en) | 2019-11-20 | 2019-11-20 | Novel composite ceramic heating element for electronic cigarette |
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| CN211431079U true CN211431079U (en) | 2020-09-08 |
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| CN201922012362.3U Active CN211431079U (en) | 2019-11-20 | 2019-11-20 | Novel composite ceramic heating element for electronic cigarette |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112137178A (en) * | 2020-10-14 | 2020-12-29 | 深圳市艾溹技术研究有限公司 | Electronic cigarette heating mechanism, preparation method thereof and electronic cigarette |
| CN112250466A (en) * | 2020-10-29 | 2021-01-22 | 中北大学 | Porous conductive ceramic material for heating electronic smoking set and preparation method thereof |
| CN114133222A (en) * | 2021-12-27 | 2022-03-04 | 山东东大新材料研究院有限公司 | Preparation method of conductive ceramic, product and application of conductive ceramic in heating atomizer |
| WO2022062354A1 (en) * | 2020-09-23 | 2022-03-31 | 深圳麦克韦尔科技有限公司 | Heating assembly and aerosol-forming device |
| WO2023029465A1 (en) * | 2021-09-06 | 2023-03-09 | 湖北中烟工业有限责任公司 | Heating element and preparation method therefor |
| WO2023109355A1 (en) * | 2021-12-16 | 2023-06-22 | 海南摩尔兄弟科技有限公司 | Electronic atomization device, and heating assembly and heating element thereof |
-
2019
- 2019-11-20 CN CN201922012362.3U patent/CN211431079U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022062354A1 (en) * | 2020-09-23 | 2022-03-31 | 深圳麦克韦尔科技有限公司 | Heating assembly and aerosol-forming device |
| JP7456014B2 (en) | 2020-09-23 | 2024-03-26 | 深▲せん▼麦克韋爾科技有限公司 | Heat generating parts and aerosol forming equipment |
| CN112137178A (en) * | 2020-10-14 | 2020-12-29 | 深圳市艾溹技术研究有限公司 | Electronic cigarette heating mechanism, preparation method thereof and electronic cigarette |
| CN112250466A (en) * | 2020-10-29 | 2021-01-22 | 中北大学 | Porous conductive ceramic material for heating electronic smoking set and preparation method thereof |
| CN112250466B (en) * | 2020-10-29 | 2022-06-28 | 中北大学 | Porous conductive ceramic material for heating electronic smoking set and preparation method thereof |
| WO2023029465A1 (en) * | 2021-09-06 | 2023-03-09 | 湖北中烟工业有限责任公司 | Heating element and preparation method therefor |
| WO2023109355A1 (en) * | 2021-12-16 | 2023-06-22 | 海南摩尔兄弟科技有限公司 | Electronic atomization device, and heating assembly and heating element thereof |
| CN114133222A (en) * | 2021-12-27 | 2022-03-04 | 山东东大新材料研究院有限公司 | Preparation method of conductive ceramic, product and application of conductive ceramic in heating atomizer |
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