CN111869938A - Ceramic heating body - Google Patents
Ceramic heating body Download PDFInfo
- Publication number
- CN111869938A CN111869938A CN202010793660.5A CN202010793660A CN111869938A CN 111869938 A CN111869938 A CN 111869938A CN 202010793660 A CN202010793660 A CN 202010793660A CN 111869938 A CN111869938 A CN 111869938A
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- Prior art keywords
- powder
- base
- heating
- ceramic
- material powder
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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
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
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Abstract
The invention discloses a ceramic heating body which comprises a base, wherein a groove is formed in the surface of the base, a heating material powder mixture is arranged in the groove, the heating material powder mixture and the base are sintered into a whole together, and the heating material powder mixture is sintered to form a heating body. The heating device has the advantages that the heating material powder mixture is sintered in the groove of the base to form the heating body, the heating body can be fully contacted and fixed with the base, the heating body is not easy to be separated from the base, and the heating body is firmly fixed with the base; the aim of high porosity and high strength is fulfilled, the structural strength is met under the condition of ensuring ideal atomization taste effect, and the problem of fragmentation is solved; the physical property of the heating element can be adjusted, and the resistivity, the heating value and the resistance coefficient of the heating element can be adjusted.
Description
Technical Field
The invention relates to the technical field of atomizing cores, in particular to a ceramic heating body.
Background
The heating element of the ceramic atomizing core for the traditional electronic cigarette atomizer is printed on the surface of the microporous ceramic body, and the heating element is printed on the surface of the microporous ceramic body, so that the heating element is easy to separate from the microporous ceramic body after the microporous ceramic body expands with heat and contracts with cold, and the qualification rate of products is influenced; meanwhile, because the heating bodies are printed on the surfaces of the microporous ceramic bodies with different heights, dry burning and inconsistent temperature are formed during heating and atomization in the atomization heating process, and the taste is influenced.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a ceramic heating body.
The invention has a technical scheme that:
the ceramic heating body comprises a base, wherein a groove is formed in the surface of the base, a heating material powder mixture is arranged in the groove, the heating material powder mixture and the base are sintered together into a whole, and the heating material powder mixture is sintered to form a heating body.
In a preferred scheme, the base and the heating material powder mixture are molded into a whole through a die molding process.
In a preferred embodiment, the heat generating material powder mixture is printed in the groove, or the heat generating material powder mixture is filled in the groove.
According to a preferred scheme, the heating material powder mixture comprises one or more of nickel powder, chromium powder, iron powder, molybdenum powder, manganese powder, copper powder, zinc powder, tungsten powder and titanium powder.
In a preferred embodiment, the heating material powder mixture further comprises one or more of alumina powder, silica powder, calcium oxide powder, zirconia powder, magnesia powder, zinc oxide powder and boron oxide powder.
According to the preferred scheme, the base comprises a high-porosity ceramic body and a low-porosity ceramic body, a cavity penetrates through the low-porosity ceramic body, the high-porosity ceramic body is embedded in the cavity, and the periphery of the high-porosity ceramic body is hermetically connected with the cavity.
In a preferable scheme, the edge of the outer side surface of the high-porosity ceramic body extends outwards to form an extension part, and the extension part is hermetically covered on the lower surface of the low-porosity ceramic body.
In a preferred embodiment, the peripheral wall of the base is coated with a glaze layer.
According to a preferable scheme, the heating body is provided with a lead contact, and the lead contact is connected with a lead.
In a preferable scheme, the heating body is higher than the surface of the base, or is flush with the surface of the base, or is lower than the surface of the base.
In a preferable scheme, the shape of the groove is S-shaped, U-shaped or special-shaped.
By combining the technical scheme, the invention has the beneficial effects that: the heating material powder mixture is sintered in the groove of the base, the heating material powder mixture can be fully contacted and fixed with the base, a heating body is formed after the heating material powder mixture is sintered, the heating body is not easy to separate from the base, and the heating body is firmly fixed with the base; the aim of high porosity and high strength is fulfilled, the structural strength is met under the condition of ensuring ideal atomization taste effect, and the problem of fragmentation is solved; the physical property of the heating element can be adjusted, and the resistivity, the heating value and the resistance coefficient of the heating element can be adjusted.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a perspective view of a base in the present invention;
FIG. 2 is a perspective view of a heat-generating body in the present invention;
FIG. 3 is a first schematic view of a heating element of the present invention below the surface of a susceptor;
FIG. 4 is a schematic view showing a heating element of the present invention being flush with the surface of a susceptor;
FIG. 5 is a schematic view of the heater being higher than the surface of the susceptor in the present invention;
FIG. 6 is a first schematic view of a high porosity ceramic body according to the present invention;
FIG. 7 is a first schematic view of a low porosity ceramic body according to the present invention;
FIG. 8 is a second schematic view of the heating element of the present invention below the surface of the susceptor;
FIG. 9 is a second schematic view of a high porosity ceramic body according to the present invention;
FIG. 10 is a second schematic view of a low porosity ceramic body of the present invention;
FIG. 11 is a first cross-sectional view of a base according to the present invention;
FIG. 12 is a second cross-sectional view of the base of the present invention.
Detailed Description
For the purpose of illustrating the spirit and objects of the present invention, the present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 5, a ceramic heating body includes a base 10, a groove 11 is formed on a surface of the base 10, a heating material powder mixture is disposed in the groove 11, the heating material powder mixture and the base 10 are sintered together into a whole, and the heating material powder mixture is sintered to form a heating element 20. The heating element 20 is formed by sintering the heating material powder mixture in the groove 11 of the base 10, the heating element 20 can be fully contacted and fixed with the base 10, the heating element 20 is fixed in the groove 11 of the base 10, the heating element 20 is embedded in the base 10, the heating element 20 and the base 10 are firmly fixed, and the ceramic heating element has good stability. The shape of the recess 11 may be set as desired, and the shape of the base 10 may be set as desired.
In some embodiments, as shown in fig. 1 to 12, the base 10 and the heat generating material powder mixture are integrally molded by a die molding process. The base 10 and the heating element 20 are integrated through hot-press casting or sintering after injection molding. Firstly, a mold is taken, a base 10 with a groove 11 is formed through a hot-press casting or injection molding process, then heating material powder mixture is injected into the groove 11 of the base 10 and then is sintered together, the heating body 20 is formed after the heating material powder mixture is sintered, the base 10 and the heating material powder mixture only need to be sintered together once, and the cost is low. Wherein the heating material powder mixture comprises one or more of nickel powder, chromium powder, iron powder, molybdenum powder, manganese powder, copper powder, zinc powder, tungsten powder and titanium powder. The physical characteristics of the powder mixture of the heating material can be adjusted by adjusting the components and the proportion of the nickel powder, the chromium powder, the iron powder, the molybdenum powder, the manganese powder, the copper powder, the zinc powder, the tungsten powder and the titanium powder, so that the resistance value and the heat productivity of the heating body 20 can be adjusted, the particle size and the atomization amount of the atomized tobacco tar can be adjusted, and the atomization effect is good.
In some embodiments, the heat-generating material powder mixture further includes one or more of alumina powder, silica powder, calcium oxide powder, zirconia powder, magnesia powder, zinc oxide powder, and boron oxide powder. Therefore, the resistance value and the heat productivity of the heating body 20 can be adjusted, the particle size and the atomization amount of the atomized tobacco tar can be adjusted, and the atomization effect is good.
As shown in fig. 2, in some embodiments, the heat generating material powder mixture may further contain aluminum.
In some embodiments, another mold is taken firstly, the heating material powder mixture is injected into the mold to form a heating element, the base 10 with the groove 11 is formed through a thermal die casting or injection molding process, then the heating element and the base 10 are sintered into an integrated structure, the base 10 and the heating material powder mixture are sintered together only once, the cost is low, heating element printing equipment is not needed, the cost is low, the quality is controllable, and the manufacturing process is diversified.
As shown in fig. 1 to 12, in some embodiments, after the base 10 having the groove 11 is formed, the heat generating material powder mixture is printed in the groove 11. The heat generating material powder mixture forms the heat generating body 20.
As shown in fig. 1 to 12, in some embodiments, after the susceptor 10 having the groove 11 is formed, the heat generating material powder mixture is filled in the groove 11, and the heat generating material powder mixture is sintered to form the heat generating body 20.
As shown in fig. 1 to 10, in some embodiments, the susceptor 10 includes a high-porosity ceramic body 12 and a low-porosity ceramic body 13, the low-porosity ceramic body 13 has a cavity 131 penetrating therethrough, the high-porosity ceramic body 12 is embedded in the cavity 131, and the periphery of the high-porosity ceramic body 12 is hermetically connected to the cavity 131.
As shown in fig. 1 to 10, the high-porosity ceramic body 12 has a relatively good oil guiding effect, and can ensure the passage of the oil smoke, the high-porosity ceramic body 12 has a relatively low strength, the oil smoke cannot penetrate into the low-porosity ceramic body 13, the low-porosity ceramic body 13 has a relatively high strength, the cavity 131 and the high-porosity ceramic body 12 enclose an oil guiding groove, the oil smoke can penetrate into the high-porosity ceramic body 12 from the oil guiding groove, and the oil smoke cannot penetrate into the low-porosity ceramic body 13, because the high-porosity ceramic body 12 is embedded in the cavity 131, the problem of low strength caused by high porosity is solved, the purpose of high porosity and high strength is realized, the structural strength is satisfied under the condition of ensuring the ideal atomizing taste effect, and the problem of fragmentation is solved. The shape of the high-porosity ceramic body 12 may be a frame-type or other shape, as required.
In some embodiments, as shown in fig. 1 to 9, the peripheral wall of the base 10 is coated with a glaze layer 30. The glaze layer 30 has a strong strength to protect the base 10.
In some embodiments, as shown in fig. 1 to 12, the outer side edge of the high-porosity ceramic body 12 is extended outward to form an extension 121, and the extension 121 is hermetically covered on the lower surface of the low-porosity ceramic body 13. Therefore, the lower surface of the susceptor 10 is covered by the high-porosity ceramic body 12 made of the same material, which facilitates polishing of the lower surface of the susceptor 10, so that the lower surface of the susceptor 10 is polished flat.
As shown in fig. 1 to 12, the heating element 20 is provided with a lead contact to which a lead 30 is connected.
As shown in FIGS. 3 to 5, the heat generating body 20 is higher than the surface of the base 10, flush with the surface of the base 10, or lower than the surface of the base 10. The height of the heating body 20 can be set as required, so that the resistance value and the heat productivity of the heating body 20 can be adjusted, the particle size and the atomization amount of the atomized tobacco tar can be adjusted, and the atomization effect is good. Since the heights of the heating elements 20 are different, the physical properties of the heating elements 20 can be adjusted, and the resistivity, the amount of heat generation, and the resistivity of the heating elements 20 can be adjusted.
As shown in FIGS. 1 to 9, the shape of the recess 11 is S-shaped, U-shaped or irregularly shaped, and the shape of the heat-generating body 20 is the same as that of the recess 11. The groove 11 is S-shaped, which increases the heating area of the heating body 20.
The foregoing is a detailed description of the invention, and it should be noted that modifications and adaptations can be made by those skilled in the art without departing from the principle of the invention, and are intended to be within the scope of the invention.
Claims (11)
1. The ceramic heating body is characterized by comprising a base, wherein a groove is formed in the surface of the base, a heating material powder mixture is arranged in the groove, the heating material powder mixture and the base are sintered together into a whole, and the heating material powder mixture is sintered to form a heating body.
2. The ceramic heater according to claim 1, wherein the base and the heat generating material powder mixture are integrally molded by a die molding process.
3. The ceramic heating body according to claim 1, wherein the heat generating material powder mixture is printed in the groove, or the heat generating material powder mixture is filled in the groove.
4. The ceramic heater according to claim 1, wherein the heat generating material powder mixture includes one or more of nickel powder, chromium powder, iron powder, molybdenum powder, manganese powder, copper powder, zinc powder, tungsten powder, and titanium powder.
5. The ceramic heater according to claim 4, wherein the heat generating material powder mixture further comprises one or more of alumina powder, silica powder, calcium oxide powder, zirconia powder, magnesia powder, zinc oxide powder, and boron oxide powder.
6. The ceramic heater of claim 1, wherein the base includes a high-porosity ceramic body and a low-porosity ceramic body, the low-porosity ceramic body having a cavity extending therethrough, the high-porosity ceramic body being embedded within the cavity and the high-porosity ceramic body being sealingly connected to the cavity at the periphery thereof.
7. The ceramic heating body as claimed in claim 6, wherein an extension part extends outwards from the edge of the outer side surface of the high-porosity ceramic body, and the extension part is hermetically covered on the lower surface of the low-porosity ceramic body.
8. A ceramic heating body as claimed in claim 1, characterised in that the peripheral wall of said base is coated with a layer of enamel.
9. A ceramic heating body as claimed in claim 1, wherein the heating body is provided with a lead contact to which a lead is connected.
10. The ceramic heater according to claim 1, wherein the heater is higher than the base surface, or flush with the base surface, or lower than the base surface.
11. A ceramic heating body as claimed in claim 1, wherein the recess is S-shaped, U-shaped or profiled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010793660.5A CN111869938A (en) | 2020-08-10 | 2020-08-10 | Ceramic heating body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010793660.5A CN111869938A (en) | 2020-08-10 | 2020-08-10 | Ceramic heating body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111869938A true CN111869938A (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010793660.5A Pending CN111869938A (en) | 2020-08-10 | 2020-08-10 | Ceramic heating body |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114709006A (en) * | 2022-04-26 | 2022-07-05 | 深圳市基克纳科技有限公司 | Nickel-chromium electrothermal slurry and preparation method and application thereof |
-
2020
- 2020-08-10 CN CN202010793660.5A patent/CN111869938A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114709006A (en) * | 2022-04-26 | 2022-07-05 | 深圳市基克纳科技有限公司 | Nickel-chromium electrothermal slurry and preparation method and application thereof |
| CN114709006B (en) * | 2022-04-26 | 2024-01-05 | 深圳市基克纳科技有限公司 | Nickel-chromium electric heating slurry and preparation method and application thereof |
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