CN211020999U - Ceramic rod heating body - Google Patents
Ceramic rod heating body Download PDFInfo
- Publication number
- CN211020999U CN211020999U CN201920891191.3U CN201920891191U CN211020999U CN 211020999 U CN211020999 U CN 211020999U CN 201920891191 U CN201920891191 U CN 201920891191U CN 211020999 U CN211020999 U CN 211020999U
- Authority
- CN
- China
- Prior art keywords
- ceramic
- heating
- rod core
- heat
- ceramic rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Resistance Heating (AREA)
Abstract
The embodiment of the application discloses a ceramic rod heating body applied to an electronic cigarette. Ceramic rod core, ceramic substrate, heating circuit, electrode lead and heat conduction shell, wherein, the ceramic substrate subsides are located the surface of ceramic rod core to form ceramic rod core that generates heat, the printing of heating circuit is in the internal surface of ceramic substrate, the internal surface of ceramic substrate with the laminating of ceramic rod core, electrode lead electricity connect in heating circuit, the electrode lead weld in the one end of ceramic rod core that generates heat, the heat conduction shell cover is located on the ceramic rod core that generates heat, the heat conduction shell with a buffer space has between the ceramic rod core that generates heat. This scheme can promote the homogeneity that generates heat of ceramic rod heat-generating body.
Description
Technical Field
The application relates to the technical field of electronic cigarettes, in particular to a ceramic rod heating body.
Background
In recent years, novel baking type tobacco is put to the market, and the traditional electronic cigarette heating body cannot meet the market demand due to the problems of poor heating uniformity, low heating speed, complex structure, difficulty in cleaning and the like.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a ceramic rod heating body, which can improve the heating uniformity of the ceramic rod heating body.
The embodiment of the application provides a pottery stick heat-generating body, is applied to the electron cigarette, and it includes:
a ceramic rod core;
the ceramic substrate is attached to the surface of the ceramic rod core to form a ceramic heating rod core;
the heating circuit is printed on the inner surface of the ceramic substrate, and the inner surface of the ceramic substrate is attached to the ceramic rod core;
the electrode lead wire is electrically connected to the heating circuit and welded at one end of the ceramic heating rod core;
the heat conduction shell is sleeved on the ceramic heating rod core, and a buffer space is arranged between the heat conduction shell and the ceramic heating rod core.
In the ceramic rod heating body provided by the embodiment of the application, the buffer space is filled with a buffer material.
In the ceramic rod heating body provided by the embodiment of the application, the heat conductivity coefficient of the buffer material is greater than that of the alumina.
In the ceramic rod heating body provided by the embodiment of the application, the heat conduction shell is a sleeve, and the heat conduction shell is provided with a closed end and an open end.
In the ceramic rod heating element provided by the embodiment of the application, the electrode lead extends out from the opening end of the heat-conducting shell.
In the ceramic rod heating body provided by the embodiment of the application, the closed end of the heat conduction shell is of a conical structure.
In the ceramic rod heating body provided by the embodiment of the application, the ceramic heating rod core is of a cylindrical structure.
In the ceramic rod heating body provided by the embodiment of the application, the inner diameter of the heat conduction shell is larger than the outer diameter of the ceramic heating rod core.
In the ceramic rod heating body provided by the embodiment of the application, the inner diameter of the heat-conducting shell is at least 0.1 mm larger than the outer diameter of the ceramic heating rod core.
In the ceramic rod heating element provided in the embodiment of the present application, the material of the heat conductive shell includes: zirconia, alumina, mullite, silicon nitride, or aluminum nitride.
The ceramic rod heating body that this application embodiment provided includes: ceramic rod core, ceramic substrate, heating circuit, electrode lead and heat conduction shell, wherein, the ceramic substrate subsides are located the surface of ceramic rod core to form ceramic rod core that generates heat, the printing of heating circuit is in the internal surface of ceramic substrate, the internal surface of ceramic substrate with the laminating of ceramic rod core, electrode lead electricity connect in heating circuit, the electrode lead weld in the one end of ceramic rod core that generates heat, the heat conduction shell cover is located on the ceramic rod core that generates heat, the heat conduction shell with a buffer space has between the ceramic rod core that generates heat. The heating uniformity of the ceramic rod heating body can be improved by the scheme.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic view showing a structure of a ceramic rod heating element according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a ceramic heating rod core provided in an embodiment of the present application.
Fig. 3 is a schematic structural diagram of a ceramic substrate and a heat generating circuit provided in an embodiment of the present application.
Fig. 4 is a schematic structural diagram of a heat-conducting housing according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The embodiment of the application provides a ceramic rod heating body applied to an electronic cigarette, and the details are described below.
Referring to fig. 1, 2 and 3, a ceramic heating element 10 provided in an embodiment of the present application may include a ceramic rod core 1, a ceramic substrate 2, a heating circuit 3, an electrode lead 4 and a heat conductive casing 5.
The ceramic rod core 1 may be made of zirconia, alumina, mullite, silicon nitride, aluminum nitride, or the like.
The ceramic substrate 2 is attached to the surface of the ceramic rod core 1. The ceramic substrate may be composed of zirconia, alumina, mullite, silicon nitride, or aluminum nitride.
The heating circuit 3 is printed on the inner surface of the ceramic substrate 2, and the inner surface of the ceramic substrate 2 is bonded to the ceramic rod core 1.
In some embodiments, the ceramic rod core 1 and the ceramic substrate 2 printed with the heating circuit 3 may be pressed and rolled with the ceramic substrate 2 printed with the heating circuit 3 and the ceramic rod core 1 through an isostatic pressing process to form the ceramic heating rod core 6, and then the ceramic heating rod core 6 is placed into a tunnel sintering furnace to be sintered into a whole.
The electrode lead 4 is welded to one end of the ceramic heater core 6 and is electrically connected to the heater circuit 3. The electrode lead 4 is electrically connected to the heating circuit 3 in various ways. Such as: a through hole exposing the heating circuit 3 may be provided on the ceramic substrate 2, and a conductor solder may be injected into the through hole, and then the electrode lead 4 may be soldered through a high temperature soldering process. The electrode lead 10 may be a nickel wire or a copper wire.
The heat conducting shell 5 is sleeved on the ceramic heating rod core 6. Referring to fig. 4, the heat conductive housing 5 may be a sleeve, and the heat conductive housing 5 may have a closed end 51 and an open end 52. It is understood that the ceramic rod core 1 has a cylindrical structure, i.e., the ceramic heating rod core 6 also has a cylindrical structure. In order to smoothly fit the heat-conducting shell 5 on the ceramic heating rod core 6, the inner diameter of the heat-conducting shell 5 needs to be larger than the outer diameter of the ceramic heating rod core 6. For example, the inner diameter of the heat-conducting shell 5 is at least 0.1 mm larger than the outer diameter of the ceramic heating rod core 6. At this time, a buffer space 7 is formed between the heat-conducting shell 5 and the ceramic heating rod core 6. It should be noted that the closed end of the heat-conducting casing 5 may have a conical structure.
The heat-conducting shell 5 may be made of zirconia, alumina, mullite, silicon nitride, or aluminum nitride. Preferably, the thermally conductive housing 5 is formed from zirconia. In some embodiments, the outer surface of the thermally conductive shell 5 may be treated with a smoke suppressant to make the thermally conductive shell 5 easier to clean.
It is understood that in order to increase the stability of the ceramic rod heating element 10 and to avoid the heat-conducting shell 5 and the ceramic heating rod core 6 from being damaged by collision, a buffer material needs to be filled in the buffer space 7 for buffering. In embodiments of the present application, the thermal conductivity of the buffer material is greater than the thermal conductivity of alumina. Further, the buffer material may be an inorganic paste having a thermal conductivity greater than that of alumina. The buffer material can be connected between the ceramic heating rod core 6 and the heat-conducting shell 5 through a low-temperature co-fired ceramic process.
At this time, the electrode lead 4 may protrude from the open end 52 of the heat conductive case 5.
To sum up, the ceramic rod heating element 10 provided in the embodiment of the present application includes: ceramic rod core 1, ceramic substrate 2, heating circuit 3, electrode lead wire 4 and heat conduction shell 5, wherein, ceramic substrate 2 pastes and locates ceramic rod core 1's surface to form pottery heating rod core 6, heating circuit 3 prints the internal surface at ceramic substrate 2, ceramic substrate 2's internal surface and the laminating of ceramic rod core 1, electrode lead wire 4 electricity is connected in heating circuit 3, electrode lead wire 4 welds in the one end of pottery heating rod core 6, and 5 covers of heat conduction shell are located on pottery heating rod core 6, have a buffer space 7 between heat conduction shell 5 and the pottery heating rod core 6. This scheme is through establishing 5 covers of heat conduction shell with the pottery stick core 6 that generates heat, can avoid heating circuit 3 on the pottery stick core 6 to contact with external air and lead to this heating circuit 3 by the oxidation, influence this pottery stick heat-generating body 10 generate heat stability, and can avoid external tobacco tar to contact heating circuit 3 and shorten this pottery stick heat-generating body 10's life.
It can be understood that, in the embodiment of the present application, the outer surface of the heat conducting casing 5 of the ceramic rod heating element 10 can be used as a heating area, which can improve the heating uniformity of the ceramic rod heating element 10.
In addition, a buffer space 7 filled with a buffer material is also arranged between the heat-conducting shell 5 and the ceramic heating rod core 6, so that the heat transfer speed between the heat-conducting shell 5 and the ceramic heating rod core 6 is reduced, and the heat is transferred to the heat-conducting shell 5 more uniformly. When the ceramic heating body 10 is electrified, the tobacco tar can be uniformly heated by the heat-conducting shell 5, so that the generated smoke is more uniform.
The ceramic rod heating element provided by the embodiment of the application is described in detail, a specific example is applied in the description to explain the principle and the implementation mode of the application, and the description of the embodiment is only used for helping to understand the technical scheme and the core idea of the application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.
Claims (10)
1. The utility model provides a ceramic rod heat-generating body, is applied to in the electron cigarette, its characterized in that includes:
a ceramic rod core;
the ceramic substrate is attached to the surface of the ceramic rod core to form a ceramic heating rod core;
the heating circuit is printed on the inner surface of the ceramic substrate, and the inner surface of the ceramic substrate is attached to the ceramic rod core;
the electrode lead wire is electrically connected to the heating circuit and welded at one end of the ceramic heating rod core;
the heat conduction shell is sleeved on the ceramic heating rod core, and a buffer space is arranged between the heat conduction shell and the ceramic heating rod core.
2. A ceramic rod heating element as described in claim 1, wherein a buffer material is filled in said buffer space.
3. A ceramic rod heat-generating body as described in claim 2, wherein a thermal conductivity of said buffer material is larger than that of alumina.
4. A ceramic rod heating element as described in claim 1, wherein said heat conductive case is a sleeve, said heat conductive case having a closed end and an open end.
5. A ceramic rod heating element as described in claim 4, wherein said electrode lead wire is extended from an open end of said heat conductive case.
6. A ceramic rod heating element as described in claim 4, wherein said closed end of said heat conductive case has a tapered configuration.
7. A ceramic rod heating element as described in claim 4, wherein said ceramic heating rod core has a cylindrical structure.
8. A ceramic rod heating element as described in claim 7, wherein an inner diameter of said heat conductive shell is larger than an outer diameter of said ceramic heating rod core.
9. A ceramic rod heating element as described in claim 8, wherein an inner diameter of said heat conductive shell is at least 0.1 mm larger than an outer diameter of said ceramic heating rod core.
10. A ceramic rod heating element as described in claim 1, wherein the material of said heat conductive case is one of zirconia, alumina, mullite, silicon nitride, and aluminum nitride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920891191.3U CN211020999U (en) | 2019-06-13 | 2019-06-13 | Ceramic rod heating body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920891191.3U CN211020999U (en) | 2019-06-13 | 2019-06-13 | Ceramic rod heating body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211020999U true CN211020999U (en) | 2020-07-17 |
Family
ID=71559851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920891191.3U Active CN211020999U (en) | 2019-06-13 | 2019-06-13 | Ceramic rod heating body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211020999U (en) |
-
2019
- 2019-06-13 CN CN201920891191.3U patent/CN211020999U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205757216U (en) | Low temperature baking-type electronic cigarette direct-insert ceramic heating plate | |
| CN110200331A (en) | A kind of electronic cigarette heater | |
| CN112931952A (en) | Atomizing core and electronic atomization device | |
| CN108617039A (en) | A kind of electronic cigarette heating element and preparation method | |
| EP3815559A1 (en) | Flue-cured tobacco appliance and heating assembly thereof | |
| CN110959918A (en) | Heating assembly and electronic atomization device | |
| CN113712277B (en) | Baking smoking set and heating assembly thereof | |
| CN110200333A (en) | Heat generating device and electronic cigarette | |
| EP4159060A1 (en) | Heating assembly and aerosol generating device having the heating assembly | |
| CN208875419U (en) | A kind of heating component and aerosol generating device | |
| CN104838724B (en) | Heater | |
| CN111296895A (en) | Heating device of electronic cigarette | |
| CN211020999U (en) | Ceramic rod heating body | |
| CN208241913U (en) | A kind of electronic cigarette heating element | |
| CN216019085U (en) | Atomizing core and electronic atomization device | |
| WO2023236597A1 (en) | Electronic atomization apparatus and temperature control method | |
| CN109123806A (en) | Toast smoking set | |
| US20240122248A1 (en) | Aerosol generation device and infrared heater | |
| CN216651319U (en) | Heating element, heating assembly and aerosol generating device | |
| EP4023081A1 (en) | Heating assembly for use in smoking apparatus | |
| CN213188067U (en) | Heating assembly for smoking device | |
| CN209090057U (en) | Toast smoking set | |
| CN210130355U (en) | Heating body for solid electronic cigarette atomizer | |
| CN208192134U (en) | A kind of tubular type baking heater | |
| CN210275908U (en) | Heating rod body and heating assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |