CN108185533B - Slice type ceramic atomizing core and manufacturing method thereof - Google Patents
Slice type ceramic atomizing core and manufacturing method thereof Download PDFInfo
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- CN108185533B CN108185533B CN201810114402.2A CN201810114402A CN108185533B CN 108185533 B CN108185533 B CN 108185533B CN 201810114402 A CN201810114402 A CN 201810114402A CN 108185533 B CN108185533 B CN 108185533B
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Abstract
The invention provides a thin-sheet ceramic atomizing core, which comprises a bonding layer; the oleophilic layer is arranged on one side of the bonding layer; a ceramic layer, set up in the opposite side of oleophilic segment, the surface of ceramic layer sets up a silk screen printing resistance, when oleophilic segment and tobacco tar contact, can improve the speed that the tobacco tar got into the oleophilic segment, the motion of the tobacco tar in the oleophilic segment of being convenient for, the tobacco tar of being convenient for enters into the ceramic layer, has improved oil feed speed, atomization efficiency. The invention also provides a manufacturing method of the sheet-type ceramic atomizing core, which is simple in process, firm in structure, practical and convenient through stacking and sintering.
Description
Technical Field
The invention relates to the field of electronic cigarettes, in particular to a sheet type ceramic atomizing core and a manufacturing method thereof.
Background
At present commonly used electronic cigarette, it mainly includes the atomizer, the oil storage bin, a power supply, control assembly, the atomizer includes ceramic atomizing core, in use, control through control assembly, the oil storage bin carries the tobacco tar on the ceramic atomizing core, the power provides the electric energy for ceramic atomizing core, ceramic atomizing core begins to atomize the tobacco tar, the mode of tobacco tar transmission generally adopts the mode of negative pressure oil guide, set up a gas pocket promptly in the oil storage bin, gas pocket and external atmosphere intercommunication, be connected through oil pipe between oil storage bin and the ceramic atomizing core, when the people breathes in, the pressure reduction of ceramic atomizing core department, the tobacco tar is then carried on the ceramic atomizing core through oil pipe, accomplish the transport and the atomizing of tobacco tar.
However, most of ceramic atomizing cores on the market at present are prepared by sintering alumina at a low temperature of 800 to 900 ℃, have certain porosity inside, and are used for guiding oil, and have the following defects that 1, the alumina is not sintered at an insufficient temperature, recrystallization is not formed, the firmness of connection among particles is insufficient, foam is easily dropped, and the dropped foam is easily inhaled into the lungs of a user. 2. The porosity of the ceramic atomizing core is difficult to meet the requirements of consumers, the pore diameter is large, oil leakage is easy, dry burning caused by insufficient oil supply is easy to occur, and the health of users is also influenced. 3. The atomization core manufacturing process limits the ceramic wall thickness to be too thick, so that the hot melting is large, the reaction speed of smoke during working is slow, and the smoke is often tasted after being sucked into a plurality of mouths. 4. The ceramic atomizing core has complex manufacturing process, and relative high cost because a plurality of related accessories are required when the ceramic atomizing core is formed into a finished product. 5. The ceramic has no affinity to the tobacco tar and cannot well adsorb the tobacco tar, resulting in low atomization efficiency of the tobacco tar.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a thin-sheet ceramic atomizing core which has the characteristics of quick tobacco tar absorption, simple structure and practicability. The invention also provides a manufacturing method of the sheet-type ceramic atomizing core, which has simple manufacturing process and convenient operation.
The invention is realized by the following steps: a thin-sheet ceramic atomizing core, comprising:
an adhesive layer;
the oleophilic layer is arranged on one side of the bonding layer;
and the ceramic layer is arranged on the other side of the oleophilic layer, and the surface of the ceramic layer is provided with a screen printing resistor.
Further, the ceramic layer is located on the upper surface of the bonding layer, and the oleophilic layer is located on the lower surface of the bonding layer.
Further, an oil storage part is arranged on the lower surface of the lipophilic layer, the oil storage part comprises a sleeve body and an oil-containing part, the oil-containing part is arranged on the sleeve body and used for storing tobacco tar, and the top of the oil-containing part abuts against the lower surface of the lipophilic layer.
Further, the ceramic layer is a ceramic substrate, the ceramic substrate is in a sheet shape, the ceramic substrate comprises a plurality of particles, gaps among the particles are gradually reduced from bottom to top, and the silk-screen resistor is arranged on the upper surface of the ceramic substrate.
Further, the ceramic layer is located the outside of bond line, oleophilic layer is located the inboard of bond line, the space between the inside granule of ceramic layer diminishes from inside to outside gradually, the surface of ceramic layer sets up the silk screen printing resistance.
A method for manufacturing a slice-type ceramic atomizing core comprises the following steps:
a. providing a ceramic layer, wherein the ceramic layer is a ceramic substrate and a silk-screen resistor silk-screened on the upper surface of the ceramic substrate;
b. providing a lipophilic layer and a bonding layer, and stacking the lipophilic layer, the bonding layer and the ceramic layer together from bottom to top so that the lower surface of the ceramic substrate and the upper surface of the lipophilic layer are stacked together through the bonding layer;
c. and (3) carrying out high-temperature roasting on the laminated oleophilic layer, bonding layer and ceramic layer.
Further, in the step a, the ceramic substrate is manufactured by selecting a ceramic material including aluminum oxide, adding paraffin wax into the ceramic material, then performing compression molding, low-temperature sintering and high-temperature sintering to recrystallize the ceramic material to obtain the ceramic substrate, and printing the resistor on the ceramic substrate after cooling.
Furthermore, in the step c, the sintering temperature of the oleophilic layer and the ceramic substrate is controlled to be not more than 1200 ℃, the structure of the ceramic substrate is not damaged, and the bonding layer and the printed circuit are ensured to be sintered simultaneously.
Further, in step c, the bonding layer is ceramic with no recrystallization of internal particles, and the ceramic substrate printed resistance material is a mixture of silver powder and palladium powder or platinum powder.
Further, after step c, the sintered oleophilic layer, adhesive layer and ceramic layer are divided into a plurality of sheet-type ceramic atomizing core units.
The oleophilic layer is arranged on one side of the bonding layer; and the ceramic layer is arranged on the other side of the oleophilic layer, and the surface of the ceramic layer is provided with a screen printing resistor. When the oleophilic layer contacts with the tobacco tar, the speed of the tobacco tar entering the oleophilic layer can be improved, meanwhile, the attraction between the tobacco tar molecules can be separated, the movement of the tobacco tar in the oleophilic layer is facilitated, the tobacco tar molecules continue to flow to the bonding layer, and finally the tobacco tar is atomized by the silk-screen resistor in the ceramic layer, so that the tobacco tar enters the ceramic layer, and the atomization efficiency is improved.
The invention also provides a manufacturing method of the sheet-type ceramic atomizing core, which has the advantages of simple process and firm structure by stacking and sintering, and can prevent foam from falling in the subsequent use process.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a thin-sheet ceramic atomizing core provided by the present invention;
FIG. 2 is a schematic view of a thin-plate ceramic atomizing core according to the present invention;
FIG. 3 is a schematic view of another embodiment of a thin sheet-type ceramic atomizing cartridge provided in accordance with the present invention;
fig. 4 is a schematic view of a ceramic layer provided by the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Referring to fig. 1 to 4, an embodiment of the present invention provides a thin-plate type ceramic atomizing core, which includes: an adhesive layer 2; the oleophilic layer 1 is arranged on one side of the bonding layer 2; a ceramic layer 3, set up in the opposite side of oleophilic layer 1, the surface of ceramic layer 3 sets up a silk screen printing resistance 4.
The ceramic layer 3 is positioned on the upper surface of the bonding layer 2, and the oleophilic layer 1 is positioned on the lower surface of the bonding layer 2. The lower surface of the oleophilic layer 1 is provided with an oil storage part 5, the oil storage part 5 comprises a sleeve body 51 and an oil-containing part 52, the oil-containing part 52 is arranged on the sleeve body 51, the oil-containing part 52 is used for storing tobacco tar, and the top of the oil-containing part 52 is abutted against the lower surface of the oleophilic layer 1. The ceramic layer 3 is a ceramic substrate 31, the ceramic substrate 31 comprises a plurality of particles, gaps among the particles become smaller from bottom to top, and the silk-screen resistor 4 is arranged on the upper surface of the ceramic substrate 31.
In another embodiment, the ceramic layer 3 is located the outside of bondinglayer 2, oleophilic layer 1 is located the inboard of bondinglayer 2, the space between the inside granule of ceramic layer 3 diminishes from inside to outside gradually, the surface of ceramic layer 3 sets up silk screen printing resistance 4, and this kind of slice formula ceramic atomizing core is the tubbiness, also can be square etc. and the inboard of oleophilic layer 1 can be with the tobacco tar absorption. Meanwhile, the attraction among the tobacco tar molecules can be destroyed, so that the tobacco tar molecules can easily enter the oleophilic layer.
When the device is used, external smoke oil enters the lower surface of the oleophilic layer 1 through the oil guide pipe, tension between smoke oil molecules is overcome in the oleophilic layer 1 (such as metallurgical powder, a metal wire mesh and the like), the smoke oil molecules are separated by the oleophilic layer 1, enter the oleophilic layer 1, move upwards along the oleophilic layer 1, enter the bonding layer 2, continue to move upwards in the bonding layer 2 and enter the ceramic layer 3, and are atomized by the screen printing resistor 4 on the upper surface of the ceramic layer 3, so that the atomization process of the smoke oil is completed. If the oil storage part 5 is arranged on the lower surface of the lipophilic layer 1, the oil-containing part 52 in the oil storage part 5 contains the tobacco tar, the oil storage part 5 is convenient to carry, the liquid tobacco tar is adsorbed by the oil storage part 5 (oil guide cotton, glass fiber and the like) and further stored in the oil storage part 5, when the oil storage part 5 is placed on the lower surface of the lipophilic layer 1, the tobacco tar in the oil storage part 5 enters the lipophilic layer 1, and the principle of the motion of the tobacco tar is the same as that of the oil storage part 5. Certainly ceramic substrate 31 contains a plurality of granules, the space between the granule diminishes from bottom to top, silk screen printing resistance 4 set up in ceramic substrate 31's upper surface, under this kind of design, the speed that the tobacco tar molecule rises, the pressure that receives increase gradually, enters into the upper surface of ceramic substrate 31 with the state of high-speed high pressure, is more easily atomized by silk screen printing resistance 4, increases the taste after the atomizing.
The design also provides a manufacturing method of the sheet-type ceramic atomizing core, which comprises the following steps:
a. providing a ceramic layer 3, wherein the ceramic layer 3 is a ceramic substrate 31 and a silk-screen resistor 4 silk-screened on the upper surface of the ceramic substrate 31;
b. providing a lipophilic layer 1 and a bonding layer 2, and stacking the lipophilic layer 1, the bonding layer 2 and a ceramic layer 3 in sequence from bottom to top, so that the lower surface of the ceramic substrate 31 and the upper surface of the lipophilic layer 1 are stacked together through the bonding layer 2;
c. the oleophilic layer 1, the bonding layer 2 and the ceramic layer 3 which are stacked together are subjected to high-temperature roasting
The oleophilic layer 1 is made of metallurgical powder, or a metal mesh, or other metal materials, and the affinity of metal to the tobacco tar is good, so that the tobacco tar can enter the oleophilic layer 1 conveniently.
In the step a, the ceramic substrate 31 is manufactured by selecting a ceramic material including aluminum oxide, adding paraffin wax into the ceramic material, press-forming, sintering at a low temperature, sintering at a high temperature to recrystallize the ceramic material to obtain the ceramic substrate 31, and printing a resistor on the ceramic substrate 31 after cooling.
In step c, the sintering temperature of the oleophilic layer 1 and the ceramic substrate 31 is controlled to be not more than 1200 ℃, the structure of the ceramic substrate 31 is not damaged, and the bonding layer 2 and the printed circuit are ensured to be sintered simultaneously.
In step c, the adhesive layer 2 is ceramic with no recrystallization of internal particles, and the ceramic substrate 31 is printed with a resistor material of silver powder and palladium powder, or a mixture of silver powder and platinum powder.
After step c, the sintered oleophilic layer 1, adhesive layer 2 and ceramic layer 3 are divided into a plurality of sheet-type ceramic atomizing core units.
The patent successfully solves a pair of contradictions between insufficient oil supply and oil leakage, the function of the composite material is realized, the oleophilic oil layer 1 at the lower part is made of materials with good oleophilic materials, such as foam metal, powder metallurgy materials, glass fibers and the like, and the requirements on the materials are environmental protection, high temperature resistance, oleophilic property, oil-containing property and no change when roasting is carried out at 800-900 ℃. The uppermost ceramic layer 3 is a very thin ceramic layer, the ceramic layer is baked at 1200 ℃, the edges of alumina particles are recrystallized and connected with each other firmly without falling off, the porosity is controllable, the atomizer is prevented from being in an oil-tight state when not in work by utilizing the oleophylic property of the ceramic, and a ceramic plate (a ceramic substrate is also called) is printed with a (screen printing resistor 4 is also called as a metal resistor) metal resistor to be used as a heating resistor. Because the oil-in-water atomizing core is printed on the surface of ceramic, the thickness of the ceramic is very thin, so that the hot melting is small, the reaction speed is high during the work, and the lower oleophilic layer 1 and the upper ceramic layer 3 are combined together by sintering, so that the atomizing core becomes a composite atomizing core which can be oleophilic and can conduct oil. The method adopts a planar process, is easy for industrial production and has low cost. The formed finished product does not need other accessories, and is more convenient and more environment-friendly in replacement.
The realization process comprises the following steps:
the first step, ceramic manufacture includes-selecting material (alumina, not limited to alumina) -making pore (adding paraffin wax to make pore) -pressing to form (sheet), low temperature sintering (dewaxing), high temperature sintering (recrystallization), ceramic plate substrate for standby.
And secondly, printing the resistance material on the ceramic substrate by using silver powder and palladium powder or silver powder and platinum powder, and determining the components and the proportion of the material according to the requirement of the resistance working environment.
And step three, preparing a ceramic layer adhesive which is the same as the ceramic substrate.
And fourthly, sintering the oleophilic material and the ceramic substrate (controlling the temperature to not damage the structure of the ceramic substrate and ensuring that the adhesive and the printed circuit are sintered at the same time, generally not more than 1200 ℃).
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. A thin-sheet ceramic atomizing core, comprising:
an adhesive layer;
the oleophilic layer is arranged on one side of the bonding layer;
the ceramic layer is arranged on the other side of the oleophilic layer, and a screen printing resistor is arranged on the surface of the ceramic layer; the ceramic layer is located the upper surface of bond line, the oleophilic layer is located the lower surface of bond line, the ceramic layer is a ceramic substrate, and ceramic substrate is slice, ceramic substrate contains a plurality of granules, the space between the granule diminishes from bottom to top gradually, the silk screen printing resistance set up in ceramic substrate's upper surface.
2. A thin-sheet ceramic atomizing core according to claim 1, wherein: the lower surface of the lipophilic layer is provided with an oil storage part, the oil storage part comprises a sleeve body and an oil-containing part, the oil-containing part is arranged on the sleeve body and used for storing tobacco tar, and the top of the oil-containing part is abutted to the lower surface of the lipophilic layer.
3. A thin-sheet ceramic atomizing core according to claim 1, wherein: the ceramic layer is located the outside of bond line, the oleophilic layer is located the inboard of bond line, the space between the inside granule of ceramic layer diminishes from inside to outside gradually, the surface of ceramic layer sets up the silk screen printing resistance.
4. The method of making a sheet-like ceramic atomizing core according to claim 1, comprising the steps of:
a. providing a ceramic layer, wherein the ceramic layer is a ceramic substrate and a silk-screen resistor silk-screened on the upper surface of the ceramic substrate;
b. providing a lipophilic layer and a bonding layer, and stacking the lipophilic layer, the bonding layer and the ceramic layer together from bottom to top so that the lower surface of the ceramic substrate and the upper surface of the lipophilic layer are stacked together through the bonding layer;
c. and (3) carrying out high-temperature roasting on the laminated oleophilic layer, bonding layer and ceramic layer.
5. The method of making a sheet-like ceramic atomizing core according to claim 4, wherein: in the step a, the ceramic substrate is manufactured by selecting a ceramic material comprising aluminum oxide, adding paraffin into the ceramic material, then performing compression molding, low-temperature sintering and high-temperature sintering to recrystallize the ceramic material to obtain the ceramic substrate, and printing a resistor on the ceramic substrate after cooling.
6. The method of making a sheet-like ceramic atomizing core according to claim 4, wherein: in the step c, the sintering temperature of the oleophilic layer and the ceramic substrate is controlled to be not more than 1200 ℃, the structure of the ceramic substrate is not damaged, and the bonding layer and the printed circuit are ensured to be sintered simultaneously.
7. The method of making a sheet-like ceramic atomizing core according to claim 4, wherein: in step c, the bonding layer is ceramic with internal particles not recrystallized, and the ceramic substrate printing resistance material is a mixture of silver powder and palladium powder or silver powder and platinum powder.
8. The method of making a sheet-like ceramic atomizing core according to claim 4, wherein: and c, after the step c, dividing the sintered oleophilic layer, the bonding layer and the ceramic layer to obtain a plurality of sheet-type ceramic atomizing core units.
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| CN109674090B (en) * | 2019-01-18 | 2022-03-22 | 深圳市新宜康科技股份有限公司 | Aerosol generator and method of manufacturing the same |
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Effective date of registration: 20230518 Address after: 1st to 5th Floor, Building 6, Xinxintian Industrial Zone, Xinsha Road, Shaer Community, Shajing Street, Baoan District, Shenzhen, Guangdong Province, 518000 Patentee after: SHENZHEN INNOKIN TECHNOLOGY Co.,Ltd. Address before: Building A, Jingji Binhe Times, No. 8289 Binhe Avenue, Shatou Street, Futian District, Shenzhen City, Guangdong Province, 518000, 2005 Patentee before: SHENZHEN INNOKIN ELECTRONIC TECHNOLOGY Co.,Ltd. |