CN211458860U - Hollow ceramic heating element with pointed piece - Google Patents
Hollow ceramic heating element with pointed piece Download PDFInfo
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- CN211458860U CN211458860U CN201921960696.7U CN201921960696U CN211458860U CN 211458860 U CN211458860 U CN 211458860U CN 201921960696 U CN201921960696 U CN 201921960696U CN 211458860 U CN211458860 U CN 211458860U
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Abstract
The utility model relates to the technical field of ceramic heating elements of electronic cigarettes, in particular to a hollow ceramic heating element with a tip piece, which comprises a hollow ceramic body and the tip piece, wherein the tip piece comprises a tip part and an embedded part, and the embedded part is embedded in the hollow ceramic body; the outer surface of the hollow ceramic body and the outer surface of the tip part are both provided with a first glass glaze layer, and the inner surface of the hollow ceramic body is provided with a second glass glaze layer; the hollow ceramic body is provided with the heating circuit, and a plurality of conducting hole has been seted up to the one end that the tip spare was kept away from to hollow ceramic body to correspond the conducting hole and be provided with a plurality of electrode pad, the conducting hole packing has conductive paste, and the heating circuit passes through conductive paste and is connected with the electrode pad electricity, and the electrode pad welding has the electrical lead. The utility model discloses a ceramic heat-generating body novel structure generates heat evenly, and it is fast to generate heat, and calorific loss is few, and is energy-conserving to through setting up glass glaze layer, protect ceramic heat-generating body, increase of service life, the practicality is high.
Description
Technical Field
The utility model relates to an electron cigarette ceramic heat-generating body technical field, concretely relates to ceramic heat-generating body of point spare is taken to hollow form.
Background
The electronic cigarette is a tool for heating and atomizing tobacco tar or heating and baking tobacco shreds by using a heater to generate smoke for smoking, and is a popular tobacco substitute at present. At present, the electronic cigarette industry uses heating sheets, heating tubes and heating tube rods. The heating sheet is single-sided heating and uneven heating. At present, a solid tube-rod-shaped heating body exists, a layer of green body substrate printed with a heating circuit is wrapped on the outer circumferential surface of a solid blank body, the heating circuit generates heat, but the wall thickness of the blank body causes the loss of partial heat energy of the heating body, the heating efficiency is reduced, and the practicability is low.
Disclosure of Invention
In order to overcome the shortcoming and the deficiency that exist among the prior art, the utility model aims to provide a ceramic heat-generating body of point spare is taken to hollow form, this ceramic heat-generating body novel structure, and it is even to generate heat, and it is fast to generate heat, and calorific loss is few, and is energy-conserving, long service life, the practicality is high.
The purpose of the utility model is realized through the following technical scheme: a hollow ceramic heating body with a pointed piece comprises a hollow ceramic body and the pointed piece arranged at one end of the hollow ceramic body, wherein the pointed piece comprises a pointed end and an embedded part arranged on the bottom surface of the pointed end, and the embedded part is embedded in the hollow ceramic body; the outer surface of the hollow ceramic body and the outer surface of the tip part are both provided with a first glass glaze layer, and the inner surface of the hollow ceramic body is provided with a second glass glaze layer;
the hollow ceramic body is provided with a heating circuit, the hollow ceramic body is far away from one end of the pointed piece is provided with a plurality of conducting holes, the outer surface of the hollow ceramic body corresponds to the conducting holes and is provided with electrode pads, conducting paste is filled in the conducting holes, the heating circuit is electrically connected with the electrode pads through the conducting paste, and the electrode pads are welded with electric leads.
Further, the hollow ceramic body is formed by laminating and winding a first green substrate and a second green substrate arranged on the inner surface of the first green substrate; the heating circuit is arranged on the inner surface of the first green substrate, the inner surface of the second green substrate is provided with a temperature control circuit, a plurality of via holes penetrate through the first green substrate and the second green substrate, the electrode pads are arranged on the outer surface of the first green substrate and correspond to the via holes, and the electrode pads comprise at least two heating circuit electrode pads and at least two temperature control circuit electrode pads; the heating circuit is electrically connected with the electrode pad of the heating circuit through the conductive paste, and the temperature control circuit is electrically connected with the electrode pad of the temperature control circuit through the conductive paste; the heating circuit electrode pad and the temperature control circuit electrode pad are both welded with an electric lead;
the first glass glaze layer is arranged on the outer surface of the first green body substrate and the outer surface of the tip portion, and the second glass glaze layer is arranged on the inner surface of the second green body substrate and covers the temperature control circuit.
Further, another preferred scheme is as follows: the hollow ceramic body is formed by attaching and winding a first green substrate and a second green substrate arranged on the inner surface of the first green substrate; the heating circuit is arranged on the inner surface of the first green substrate, the inner surface of the first green substrate is also provided with a temperature control circuit, a plurality of via holes are formed in one end, far away from the pointed head piece, of the first green substrate, the electrode pads are arranged on the outer surface of the first green substrate and correspond to the via holes, and the electrode pads comprise at least two heating circuit electrode pads and at least two temperature control circuit electrode pads; the heating circuit is electrically connected with the electrode pad of the heating circuit through the conductive paste, and the temperature control circuit is electrically connected with the electrode pad of the temperature control circuit through the conductive paste; the heating circuit electrode pad and the temperature control circuit electrode pad are both welded with an electric lead;
the first glass glaze layer is provided on an outer surface of the hollow ceramic body and an outer surface of the tip portion, and the second glass glaze layer is provided on an inner surface of the second green body substrate.
Further, another preferred scheme is as follows: the hollow ceramic body is formed by attaching and winding a first green substrate and a second green substrate arranged on the inner surface of the first green substrate; the heating circuit is arranged on the inner surface of a first green substrate, a plurality of via holes are formed in one end, far away from the pointed piece, of the first green substrate, the electrode pads are arranged on the outer surface of the first green substrate and correspond to the via holes, and the electrode pads comprise at least two heating circuit electrode pads; the heating circuit is electrically connected with the electrode pad of the heating circuit through the conductive paste; the heating circuit electrode pad is welded with an electric lead;
the first glass glaze layer is disposed on an outer surface of the first green substrate and an outer surface of the tip portion, and the second glass glaze layer is disposed on an inner surface of the second green substrate.
Further, another preferred scheme is as follows: the hollow ceramic body is formed by attaching and winding a first green substrate and a second green substrate arranged on the inner surface of the first green substrate; the heating circuit is arranged on the inner surface of the second green substrate, a plurality of via holes penetrate through the first green substrate and the second green substrate, the electrode pad is arranged on the outer surface of the first green substrate and corresponds to the via holes, and the electrode pad comprises at least two heating circuit electrode pads; the heating circuit is electrically connected with the electrode pad of the heating circuit through the conductive paste; the heating circuit electrode pad is welded with an electric lead;
the first glass glaze layer is provided on an outer surface of the first green substrate and an outer surface of the tip portion, and the second glass glaze layer is provided on an inner surface of the second green substrate and covers the heat emitting circuit.
Further, another preferred scheme is as follows: the hollow ceramic body is formed by attaching and winding a first green substrate and a second green substrate arranged on the inner surface of the first green substrate; the heating circuit and the electrode pads are arranged on the outer surface of the first green substrate, the electrode pads comprise at least two heating circuit electrode pads, a plurality of conducting holes are formed in one end, far away from the pointed piece, of the first green substrate, and the heating circuit is electrically connected with the heating circuit electrode pads; the heating circuit electrode pad is welded with an electric lead;
the first glass glaze layer is provided on an outer surface of the tip portion and an outer surface of the first green substrate and covers the heat emitting circuit, and the second glass glaze layer is provided on an inner surface of the second green substrate.
Further, another preferred scheme is as follows: the hollow ceramic body is formed by attaching and winding a first green substrate and a second green substrate arranged on the inner surface of the first green substrate; the heating circuit and the electrode pads are arranged on the outer surface of a first green substrate, the outer surface of the first green substrate is also provided with a temperature control circuit, the electrode pads comprise at least two heating circuit electrode pads and at least two temperature control circuit electrode pads, a plurality of conducting holes are formed in one end, far away from the pointed piece, of the first green substrate, the heating circuit is electrically connected with the heating circuit electrode pads, and the temperature control circuit is electrically connected with the temperature control circuit electrode pads; the heating circuit electrode pad and the temperature control circuit electrode pad are both welded with an electric lead;
the first glass glaze layer is arranged on the outer surface of the tip portion and the outer surface of the first green substrate, covers the heating circuit and the temperature control circuit, and is arranged on the inner surface of the second green substrate.
Further, the first green substrate and the second green substrate are both a mixed ceramic of alumina and zirconia, an alumina ceramic, or a zirconia ceramic.
Further, the heating line is printed by tungsten paste, molybdenum paste or platinum paste.
Further, the temperature control circuit is formed by printing tungsten slurry, molybdenum slurry or platinum slurry.
The beneficial effects of the utility model reside in that: the utility model discloses a ceramic heat-generating body of point spare is taken to hollow form novel structure, and it is even to generate heat, and it is fast to generate heat, and calorific loss is few, and is energy-conserving to through setting up glass glaze layer, protect ceramic heat-generating body, increase of service life, the practicality is high.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is an exploded schematic view of the present invention;
fig. 3 is a cross-sectional view of the present invention;
FIG. 4 is a circuit print of the inner and outer surfaces of a first green sheet of example 1 of the present invention; wherein (a1) refers to an outer surface of the first green substrate and (B1) refers to an inner surface of the first green substrate;
fig. 5 is a circuit print of the inner and outer surfaces of a second green substrate according to example 1 of the present invention; wherein (a2) is the outer surface of the second green substrate sheet and (B2) is the inner surface of the second green substrate sheet;
fig. 6 is a circuit print of the inner and outer surfaces of a first green sheet of example 2 of the present invention; wherein (a1) refers to an outer surface of the first green substrate and (B1) refers to an inner surface of the first green substrate;
fig. 7 is a circuit print of the inner and outer surfaces of a second green substrate according to example 2 of the present invention; wherein (a2) is the outer surface of the second green substrate sheet and (B2) is the inner surface of the second green substrate sheet;
fig. 8 is a circuit print of the inner and outer surfaces of a first green sheet of example 3 of the present invention; wherein (a1) refers to an outer surface of the first green substrate and (B1) refers to an inner surface of the first green substrate;
fig. 9 is a circuit print of the inner and outer surfaces of a second green substrate according to example 3 of the present invention; wherein (a2) is the outer surface of the second green substrate sheet and (B2) is the inner surface of the second green substrate sheet;
fig. 10 is a circuit print of the inner and outer surfaces of a first green sheet of example 4 of the present invention; wherein (a1) refers to an outer surface of the first green substrate and (B1) refers to an inner surface of the first green substrate;
fig. 11 is a circuit print of the inner and outer surfaces of a second green substrate according to example 4 of the present invention; wherein (a2) is the outer surface of the second green substrate sheet and (B2) is the inner surface of the second green substrate sheet;
fig. 12 is a circuit print of the inner and outer surfaces of a first green sheet of example 5 of the present invention; wherein (a1) refers to an outer surface of the first green substrate and (B1) refers to an inner surface of the first green substrate;
fig. 13 is a circuit print of the inner and outer surfaces of a second green substrate according to example 5 of the present invention; wherein (a2) is the outer surface of the second green substrate sheet and (B2) is the inner surface of the second green substrate sheet;
fig. 14 is a circuit print of the inner and outer surfaces of a first green sheet of example 6 of the present invention; wherein (a1) refers to an outer surface of the first green substrate and (B1) refers to an inner surface of the first green substrate;
fig. 15 is a circuit print of the inner and outer surfaces of a second green substrate according to example 6 of the present invention; wherein (a2) refers to the outer surface of the second green substrate sheet and (B2) refers to the inner surface of the second green substrate sheet.
The reference signs are: 1-hollow ceramic body, 11-first green substrate, 12-second green substrate, 2-tip piece, 21-tip, 22-embedded part, 31-first glass glaze layer, 32-first glass glaze layer, 4-heating circuit, 5-temperature control circuit, 6-via hole, 7-heating circuit electrode pad, 8-temperature control circuit electrode pad, 9-electrical lead.
Detailed Description
In order to facilitate the understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying fig. 1-15, which are not intended to limit the present invention.
Example 1
Referring to fig. 1-5, a hollow ceramic heating element with a pointed piece comprises a hollow ceramic body 1 and a pointed piece 2 arranged at one end of the hollow ceramic body 1, wherein the pointed piece 2 comprises a pointed end 21 and an embedded part 22 arranged at the bottom of the pointed end 21, the embedded part 22 is embedded in the hollow ceramic body 1, the embedded part 22 is of a solid structure, so that the pointed piece 2 is not easily damaged and has stable quality when embedded in the hollow ceramic body 1, and if the pointed piece is of a hollow structure, the embedded part is easily pressed in an embedding process to deform or damage the side wall of the embedded part 22 when embedded in the hollow ceramic body 1.
In this embodiment, the hollow ceramic body 1 is formed by laminating and winding a first green substrate 11 and a second green substrate 12 disposed on an inner surface of the first green substrate 11, specifically, the inner surface of the first green substrate 11 is laminated on an outer surface of the second green substrate 12; the inner surface of the first green substrate 11 is provided with a heating circuit 4, and the inner surface of the second green substrate 12 is provided with a temperature control circuit 5, so that in the present embodiment, the heating circuit 4 is arranged at the periphery of the temperature control circuit 5, or the temperature control circuit 5 is arranged at the periphery of the heating circuit 4; a plurality of through holes 6 are correspondingly formed in one end, far away from the pointed piece 2, of the first green blank substrate 11 and one end, far away from the pointed piece 2, of the second green blank substrate 12, the through holes 6 are filled with conductive slurry, and at least two heating circuit electrode pads 7 and at least two temperature control circuit electrode pads 8 are arranged on the outer surface of the first green blank substrate 11, corresponding to the through holes 6; the heating circuit 4 is electrically connected with a heating circuit electrode pad 7 through the conductive paste, and the temperature control circuit 5 is electrically connected with a temperature control circuit electrode pad 8 through the conductive paste; the heating circuit electrode pad 7 and the temperature control circuit electrode pad 8 are both welded with an electric lead 9, a power supply is communicated to the heating circuit electrode pad 7 and the temperature control circuit electrode pad 8 through the electric lead 9, and is communicated to the heating circuit 4 and the temperature control circuit 5 through conductive slurry filled in the via hole 6, so that heating and temperature control are realized; wherein, the both ends of the heating circuit 4 of first green body substrate 11 are corresponding with the position of two heating circuit electrode pads 7 of first green body substrate 11 respectively, and the both ends of the temperature-controlled circuit 5 of second green body substrate 12 are corresponding with the position of two temperature-controlled circuit electrode pads 8 of first green body substrate 11 respectively for the power communicates to heating circuit 4 through heating circuit electrode pad 7 accurately, communicates to temperature-controlled circuit 5 through temperature-controlled circuit electrode pad 8 accurately, has realized the high accuracy of generating heat and accuse temperature, and it is even to generate heat.
In this embodiment, the outer surface of the first green body substrate 11 and the outer surface of the tip portion 21 are both provided with the first glass glaze layer 31, but the first glass glaze layer 31 does not cover the heating circuit electrode pad 7 and the temperature-controlled circuit electrode pad 8 on the outer surface of the first green body substrate 11, that is, the heating circuit electrode pad 7 and the temperature-controlled circuit electrode pad 8 are exposed outside the first glass glaze layer 31, so as to prevent the first glass glaze layer 31 from blocking or affecting the electrical connectivity of the electrode pads.
In this embodiment, the inner surface of the second green substrate 12 is provided with a second glass glaze layer 32, and covers the temperature control circuit 5 on the inner surface of the second green substrate 12.
The first glass glaze layer 31 provided in this embodiment has the functions of smoothing and protecting, and can protect the ceramic heating element from being corroded by external smoke and oil, and the second glass glaze layer 32 has the functions of smoothing and protecting, and can protect the circuit elements from being oxidized and corroded; and through all set up the glass glaze layer at the surface of the most inboard surface and the outside of ceramic heat-generating body, improved the durability of ceramic heat-generating body effectively, prolonged the life of ceramic heat-generating body, the practicality is high.
In this embodiment, the first green substrate 11 and the second green substrate 12 are both a mixed ceramic of alumina and zirconia, an alumina ceramic, or a zirconia ceramic; this embodiment adopts above-mentioned ceramic material preparation first unburned bricks substrate 11 and second unburned bricks substrate 12, and the compact structure is stable, is heated evenly, and heat conduction efficiency is high, can reduce the calorific loss of heat conduction in-process, has improved the effect and the heat conduction effect of generating heat of ceramic heat-generating body, and the practicality is high. The mixture ceramic of the alumina and the zirconia is a substrate of the mixture ceramic prepared by mixing the alumina and the zirconia and sintering the mixture ceramic.
In this embodiment, the heating line 4 is formed by printing tungsten paste, molybdenum paste, or platinum paste; the temperature control circuit 5 is formed by printing tungsten slurry, molybdenum slurry or platinum slurry. In the embodiment, the heating circuit 4 and the temperature control circuit 5 are prepared by printing the slurry material, so that the heating speed is high, the efficiency is high, and the first green substrate 11 and the second green substrate 12 can uniformly heat.
The ceramic heating element of the hollow band point spare of this embodiment novel structure, it is even to generate heat, and it is fast to generate heat, and calorific loss is few, and is energy-conserving to through setting up first glass glaze layer 31 and second glass glaze layer 32, carry out the protection of internal and external surface to ceramic heating element, increase of service life, the practicality is high.
Example 2
Referring to fig. 1-3, 6 and 7, a hollow ceramic heating element with a tip piece comprises a hollow ceramic body 1 and a tip piece 2 arranged at one end of the hollow ceramic body 1, wherein the tip piece 2 comprises a tip portion 21 and an embedded portion 22 arranged at the bottom surface of the tip portion 21, and the embedded portion 22 is embedded in the hollow ceramic body 1; the embedded part 22 is of a solid structure, so that the pointed piece 2 is not easily damaged and stable in quality when embedded in the hollow ceramic body 1, and if the pointed piece is of a hollow structure, the pointed piece is easily pressed to deform or damage the side wall of the embedded part 22 in the embedding process when embedded in the hollow ceramic body 1.
In this embodiment, the hollow ceramic body 1 is formed by laminating and winding a first green substrate 11 and a second green substrate 12 disposed on an inner surface of the first green substrate 11, specifically, the inner surface of the first green substrate 11 is laminated on an outer surface of the second green substrate 12; the inner surface of the first green substrate 11 is provided with a heating circuit 4 and a temperature control circuit 5, the heating circuit 4 is arranged at the periphery of the temperature control circuit 5, or the temperature control circuit 5 is arranged at the periphery of the heating circuit 4; a plurality of through holes 6 are formed in one end, far away from the pointed piece 2, of the first green substrate 11, conductive slurry is filled in the through holes 6, and at least two heating circuit electrode pads 7 and at least two temperature control circuit electrode pads 8 are arranged on the outer surface of the first green substrate 11 corresponding to the through holes 6; the heating circuit 4 is electrically connected with a heating circuit electrode pad 7 through the conductive paste, and the temperature control circuit 5 is electrically connected with a temperature control circuit electrode pad 8 through the conductive paste; the heating circuit electrode pad 7 and the temperature control circuit electrode pad 8 are both welded with an electric lead 9, a power supply is communicated to the heating circuit electrode pad 7 and the temperature control circuit electrode pad 8 through the electric lead 9, and is communicated to the heating circuit 4 and the temperature control circuit 5 through conductive slurry filled in the via hole 6, so that heating and temperature control are realized. Wherein the second green substrate 12 is a blank substrate, and is not printed with wiring elements, nor provided with via holes 6; and the both ends of the heating circuit 4 of first green substrate 11 are corresponding with the position of two heating circuit electrode pads 7 respectively, and the both ends difference position of temperature control circuit 5 is corresponding with the position of two temperature control circuit electrode pads 8 for the power feeds through to heating circuit 4 through heating circuit electrode pad 7 accurately, feeds through to temperature control circuit 5 through temperature control circuit electrode pad 8 accurately, has realized the high accuracy of generating heat and accuse temperature, and it is even to generate heat.
In this embodiment, the outer surface of the first green body substrate 11 and the outer surface of the tip portion 21 are both provided with the first glass glaze layer 31, but the first glass glaze layer 31 does not cover the heating circuit electrode pad 7 and the temperature-controlled circuit electrode pad 8 on the outer surface of the first green body substrate 11, that is, the heating circuit electrode pad 7 and the temperature-controlled circuit electrode pad 8 are exposed outside the first glass glaze layer 31, so as to prevent the first glass glaze layer 31 from blocking or affecting the electrical connectivity of the electrode pads.
In this embodiment, the inner surface of the second green substrate 12 is provided with a second glass glaze layer 32.
First glass glaze layer 31 and the second glass glaze layer 32 that this embodiment set up play smooth, guard action, and the protection ceramic heat-generating body is difficult for receiving external tobacco tar to corrode, all sets up the glass glaze layer through at the innermost surface and the outside surface at ceramic heat-generating body, has improved the durability of ceramic heat-generating body effectively, has prolonged the life of ceramic heat-generating body, and the practicality is high.
In this embodiment, the first green substrate 11 and the second green substrate 12 are both a mixed ceramic of alumina and zirconia, an alumina ceramic, or a zirconia ceramic; this embodiment adopts above-mentioned ceramic material preparation first unburned bricks substrate 11 and second unburned bricks substrate 12, and the compact structure is stable, is heated evenly, and heat conduction efficiency is high, can reduce the calorific loss of heat conduction in-process, has improved the effect and the heat conduction effect of generating heat of ceramic heat-generating body, and the practicality is high. The mixture ceramic of the alumina and the zirconia is a substrate of the mixture ceramic prepared by mixing the alumina and the zirconia and sintering the mixture ceramic.
In this embodiment, the heating line 4 is formed by printing tungsten paste, molybdenum paste, or platinum paste; the temperature control circuit 5 is formed by printing tungsten slurry, molybdenum slurry or platinum slurry. In the embodiment, the heating circuit 4 and the temperature control circuit 5 are prepared by printing the slurry material, so that the heating speed is high, the efficiency is high, and the first green substrate 11 and the second green substrate 12 can uniformly heat.
The ceramic heating element of the hollow band point spare of this embodiment novel structure, it is even to generate heat, and it is fast to generate heat, and calorific loss is few, and is energy-conserving to through setting up first glass glaze layer 31 and second glass glaze layer 32, carry out the protection of internal and external surface to ceramic heating element, increase of service life, the practicality is high.
Example 3
Referring to fig. 1-3, 8, and 9, a hollow ceramic heating element with a pointed piece comprises a hollow ceramic body 1 and a pointed piece 2 disposed at one end of the hollow ceramic body 1, wherein the pointed piece 2 comprises a pointed portion 21 and an embedded portion 22 disposed at the bottom of the pointed portion 21, the embedded portion 22 is embedded in the hollow ceramic body 1, the embedded portion 22 is of a solid structure, so that the pointed piece 2 is not easily damaged and has stable quality when embedded in the hollow ceramic body 1, and if the pointed piece is of a hollow structure, the embedded portion is easily pressed in the embedding process to deform or damage the side wall of the embedded portion 22 when embedded in the hollow ceramic body 1.
In this embodiment, the hollow ceramic body 1 is formed by laminating and winding a first green substrate 11 and a second green substrate 12 disposed on an inner surface of the first green substrate 11, specifically, the inner surface of the first green substrate 11 is laminated on an outer surface of the second green substrate 12; the inner surface of the first green substrate 11 is provided with a heating circuit 4, one end of the first green substrate 11, which is far away from the pointed piece 2, is provided with a plurality of via holes 6, the via holes 6 are filled with conductive slurry, and the outer surface of the first green substrate 11 is provided with at least two heating circuit electrode pads 7 corresponding to the via holes 6; the heating circuit 4 is electrically connected with a heating circuit electrode pad 7 through the conductive paste; an electric lead 9 is welded on the heating circuit electrode pad 7, a power supply is communicated to the heating circuit electrode pad 7 through the electric lead 9, and is communicated to the heating circuit 4 through conductive slurry filled in the via hole 6, so that heating is realized; wherein the second green substrate 12 is a blank substrate, and is not printed with wiring elements, nor provided with via holes 6; and the two ends of the heating circuit 4 of the first green substrate 11 correspond to the positions of the two heating circuit electrode pads 7 respectively, so that a power supply is accurately communicated to the heating circuit 4 through the heating circuit electrode pads 7, the accuracy is high, and the heating is uniform.
In this embodiment, the outer surface of the first green sheet 11 and the outer surface of the tip portion 21 are both provided with the first glass glaze layer 31, but the first glass glaze layer 31 does not cover the heating circuit electrode pad 7 on the outer surface of the first green sheet 11, that is, the heating circuit electrode pad 7 is exposed outside the first glass glaze layer 31, so as to prevent the first glass glaze layer 31 from blocking or affecting the electrical connectivity of the heating circuit electrode pad 7.
In this embodiment, the inner surface of the second green substrate 12 is provided with a second glass glaze layer 32.
First glass glaze layer 31 and the second glass glaze layer 32 that this embodiment set up play smooth, guard action, and the protection ceramic heat-generating body is difficult for receiving external tobacco tar to corrode, all sets up the glass glaze layer through at the innermost surface and the outside surface at ceramic heat-generating body, has improved the durability of ceramic heat-generating body effectively, has prolonged the life of ceramic heat-generating body, and the practicality is high.
In this embodiment, the first green substrate 11 and the second green substrate 12 are both a mixed ceramic of alumina and zirconia, an alumina ceramic, or a zirconia ceramic; this embodiment adopts above-mentioned ceramic material preparation first unburned bricks substrate 11 and second unburned bricks substrate 12, and the compact structure is stable, is heated evenly, and heat conduction efficiency is high, can reduce the calorific loss of heat conduction in-process, has improved the effect and the heat conduction effect of generating heat of ceramic heat-generating body, and the practicality is high. The mixture ceramic of the alumina and the zirconia is a substrate of the mixture ceramic prepared by mixing the alumina and the zirconia and sintering the mixture ceramic.
In this embodiment, the heating line 4 is printed by using tungsten paste, molybdenum paste, or platinum paste. In this embodiment, the heating circuit 4 is prepared by printing the paste material, which has a fast heating speed and a high efficiency, and can heat the first green substrate 11 and the second green substrate 12 uniformly.
The ceramic heating element of the hollow band point spare of this embodiment novel structure, it is even to generate heat, and it is fast to generate heat, and calorific loss is few, and is energy-conserving to through setting up first glass glaze layer 31 and second glass glaze layer 32, carry out the protection of internal and external surface to ceramic heating element, increase of service life, the practicality is high.
Example 4
Referring to fig. 1-3, 10 and 11, a hollow ceramic heating element with a pointed piece comprises a hollow ceramic body 1 and a pointed piece 2 arranged at one end of the hollow ceramic body 1, wherein the pointed piece 2 comprises a pointed end 21 and an embedded part 22 arranged at the bottom of the pointed end 21, the embedded part 22 is embedded in the hollow ceramic body 1, the embedded part 22 is of a solid structure, so that the pointed piece 2 is not easily damaged and has stable quality when embedded in the hollow ceramic body 1, and if the pointed piece is of a hollow structure, the embedded part is easily pressed in an embedding process to deform or damage the side wall of the embedded part 22 when embedded in the hollow ceramic body 1.
In this embodiment, the hollow ceramic body 1 is formed by laminating and winding a first green substrate 11 and a second green substrate 12 disposed on an inner surface of the first green substrate 11, specifically, the inner surface of the first green substrate 11 is laminated on an outer surface of the second green substrate 12; the inner surface of the second green substrate 12 is provided with a heating circuit 4, the first green substrate 11 and the second green substrate 12 are both correspondingly provided with a plurality of via holes 6, the via holes 6 are filled with conductive slurry, and the outer surface of the first green substrate 11 is provided with at least two heating circuit electrode pads 7 corresponding to the via holes 6; the heating circuit 4 is electrically connected with a heating circuit electrode pad 7 through the conductive paste; an electric lead 9 is welded on the heating circuit electrode pad 7, a power supply is communicated to the heating circuit electrode pad 7 through the electric lead 9, and is communicated to the heating circuit 4 through conductive slurry filled in the via hole 6, so that heating is realized; the first green substrate 11 is a blank substrate and is not printed with circuit elements, and two ends of the heating circuit 4 of the second green substrate 12 correspond to the two heating circuit electrode pads 7 of the first green substrate 11 respectively, so that a power supply is accurately communicated to the heating circuit 4 through the heating circuit electrode pads 7, and the precision is high and the heating is uniform.
In this embodiment, the outer surface of the first green sheet 11 and the outer surface of the tip portion 21 are both provided with the first glass glaze layer 31, but the first glass glaze layer 31 does not cover the heating circuit electrode pad 7 on the outer surface of the first green sheet 11, that is, the heating circuit electrode pad 7 is exposed outside the first glass glaze layer 31, so as to prevent the first glass glaze layer 31 from blocking or affecting the electrical connectivity of the heating circuit electrode pad 7.
In this embodiment, the inner surface of the second green substrate 12 is provided with a second glass glaze layer 32, and covers the heat generating circuit 4 on the inner surface of the second green substrate 12.
The first glass glaze layer 31 provided in this embodiment has the functions of smoothing and protecting, and can protect the ceramic heating element from being corroded by external smoke and oil, and the second glass glaze layer 32 has the functions of smoothing and protecting, and can protect the heating circuit 4 from being oxidized and corroded; and through all set up the glass glaze layer at the surface of the most inboard surface and the outside of ceramic heat-generating body, improved the durability of ceramic heat-generating body effectively, prolonged the life of ceramic heat-generating body, the practicality is high.
In this embodiment, the first green substrate 11 and the second green substrate 12 are both a mixed ceramic of alumina and zirconia, an alumina ceramic, or a zirconia ceramic; this embodiment adopts above-mentioned ceramic material preparation first unburned bricks substrate 11 and second unburned bricks substrate 12, and the compact structure is stable, is heated evenly, and heat conduction efficiency is high, can reduce the calorific loss of heat conduction in-process, has improved the effect and the heat conduction effect of generating heat of ceramic heat-generating body, and the practicality is high. The mixture ceramic of the alumina and the zirconia is a substrate of the mixture ceramic prepared by mixing the alumina and the zirconia and sintering the mixture ceramic.
In this embodiment, the heating line 4 is printed by using tungsten paste, molybdenum paste, or platinum paste. In this embodiment, the heating circuit 4 is prepared by printing the paste material, which has a fast heating speed and a high efficiency, and can heat the first green substrate 11 and the second green substrate 12 uniformly.
The ceramic heating element of the hollow band point spare of this embodiment novel structure, it is even to generate heat, and it is fast to generate heat, and calorific loss is few, and is energy-conserving to through setting up first glass glaze layer 31 and second glass glaze layer 32, carry out the protection of internal and external surface to ceramic heating element, increase of service life, the practicality is high.
Example 5
Referring to fig. 1-3, 12 and 13, a hollow ceramic heating element with a pointed piece comprises a hollow ceramic body 1 and a pointed piece 2 arranged at one end of the hollow ceramic body 1, wherein the pointed piece 2 comprises a pointed end 21 and an embedded part 22 arranged at the bottom of the pointed end 21, the embedded part 22 is embedded in the hollow ceramic body 1, the embedded part 22 is of a solid structure, so that the pointed piece 2 is not easily damaged and has stable quality when embedded in the hollow ceramic body 1, and if the pointed piece is of a hollow structure, the embedded part is easily pressed in an embedding process to deform or damage the side wall of the embedded part 22 when embedded in the hollow ceramic body 1.
In this embodiment, the hollow ceramic body 1 is formed by laminating and winding a first green substrate 11 and a second green substrate 12 disposed on an inner surface of the first green substrate 11, specifically, the inner surface of the first green substrate 11 is laminated on an outer surface of the second green substrate 12; the outer surface of the first green substrate 11 is provided with a heating circuit 4 and at least two heating circuit electrode pads 7, one end of the first green substrate 11, which is far away from the pointed piece 2, is provided with a plurality of via holes 6, the via holes 6 are filled with conductive paste, the connection stability of the heating circuit electrode pads 7 and the first green substrate 11 is improved by arranging the conductive paste, namely the heating circuit electrode pads 7 are stably connected with the conductive paste, and the conductive paste is inserted into the via holes 6, so that the stable arrangement of the heating circuit electrode pads 7 on the outer surface of the first green substrate 11 is realized, and the heating circuit electrode pads 7 are not easy to fall off; the heating circuit 4 is electrically connected with the heating circuit electrode pad 7, and an electric lead 9 is welded on the heating circuit electrode pad 7; the power supply is communicated to the heating circuit electrode pad 7 through an electric lead 9 and communicated to the heating circuit 4 through the heating circuit electrode pad 7 to realize heating; the second green body substrate 12 is a blank substrate, and is not provided with printed circuit elements or conducting holes 6, and the two ends of the heating circuit 4 of the first green body substrate 11 correspond to the positions of the two heating circuit electrode pads 7 respectively, so that the power supply is accurately communicated to the heating circuit 4 through the heating circuit electrode pads 7, the accuracy is high, and the heating is uniform.
In this embodiment, the outer surface of the first green sheet 11 and the outer surface of the tip portion 21 are both provided with the first glass glaze layer 31 and cover the heating wire 4, but the first glass glaze layer 31 does not cover the heating wire electrode pad 7 on the outer surface of the first green sheet 11, that is, the heating wire electrode pad 7 is exposed outside the first glass glaze layer 31, so as to prevent the first glass glaze layer 31 from blocking or affecting the electrical connectivity of the heating wire electrode pad 7.
In this embodiment, the inner surface of the second green substrate 12 is provided with a second glass glaze layer 32.
The first glass glaze layer 31 provided in this embodiment has the functions of smoothing and protecting, and protects the heating circuit 4, so that the heating circuit is not easily oxidized, corroded, and corroded by external smoke; the second glass glaze layer 32 plays a role in smoothness and protection, and can protect the ceramic heating body from being corroded by external smoke; the glass glaze layers are arranged on the innermost side surface and the outermost side surface of the ceramic heating body, so that the durability of the ceramic heating body is effectively improved, the service life of the ceramic heating body is prolonged, and the practicability is high.
In this embodiment, the first green substrate 11 and the second green substrate 12 are both a mixed ceramic of alumina and zirconia, an alumina ceramic, or a zirconia ceramic; this embodiment adopts above-mentioned ceramic material preparation first unburned bricks substrate 11 and second unburned bricks substrate 12, and the compact structure is stable, is heated evenly, and heat conduction efficiency is high, can reduce the calorific loss of heat conduction in-process, has improved the effect and the heat conduction effect of generating heat of ceramic heat-generating body, and the practicality is high. The mixture ceramic of the alumina and the zirconia is a substrate of the mixture ceramic prepared by mixing the alumina and the zirconia and sintering the mixture ceramic.
In this embodiment, the heating line 4 is printed by using tungsten paste, molybdenum paste, or platinum paste. In this embodiment, the heating circuit 4 is prepared by printing the paste material, which has a fast heating speed and a high efficiency, and can heat the first green substrate 11 and the second green substrate 12 uniformly.
The ceramic heating element of the hollow band point spare of this embodiment novel structure, it is even to generate heat, and it is fast to generate heat, and calorific loss is few, and is energy-conserving to through setting up first glass glaze layer 31 and second glass glaze layer 32, carry out the protection of internal and external surface to ceramic heating element, increase of service life, the practicality is high.
Example 6
Referring to fig. 1-3, 14, and 15, a hollow ceramic heating element with a tip piece includes a hollow ceramic body 1 and a tip piece 2 disposed at one end of the hollow ceramic body 1, where the tip piece 2 includes a tip portion 21 and an embedded portion 22 disposed at a bottom surface of the tip portion 21, the embedded portion 22 is embedded inside the hollow ceramic body 1, and the embedded portion 22 is of a solid structure, so that the tip piece 2 is not easily damaged and has stable quality when embedded inside the hollow ceramic body 1, and if the tip piece is of a hollow structure, the side wall of the embedded portion 22 is easily deformed or damaged by pressure during an embedding process when embedded in the hollow ceramic body 1.
In this embodiment, the hollow ceramic body 1 is formed by laminating and winding a first green substrate 11 and a second green substrate 12 disposed on an inner surface of the first green substrate 11, specifically, the inner surface of the first green substrate 11 is laminated on an outer surface of the second green substrate 12; the outer surface of the first green substrate 11 is provided with a heating circuit 4, a temperature control circuit 5, at least two heating circuit electrode pads 7 and at least two temperature control circuit electrode pads 8, wherein the heating circuit 4 is arranged at the periphery of the temperature control circuit 5, or the temperature control circuit 5 is arranged at the periphery of the heating circuit 4; a plurality of conducting holes 6 are formed in one end, far away from the pointed piece 2, of the first green body substrate 11, conductive slurry is filled in the conducting holes 6, the connection stability of the heating circuit electrode pad 7 and the first green body substrate 11 is improved through the arranged conductive slurry, namely the heating circuit electrode pad 7 is stably connected with the conductive slurry, and the conductive slurry is inserted in the conducting holes 6, so that the stable arrangement of the heating circuit electrode pad 7 on the outer surface of the first green body substrate 11 is realized, and the heating circuit electrode pad 7 is not easy to fall off; the heating circuit 4 is electrically connected with the heating circuit electrode pad 7, the temperature control circuit 5 is electrically connected with the temperature control circuit electrode pad 8, and the heating circuit electrode pad 7 and the temperature control circuit electrode pad 8 are both welded with electric leads 9, so that a power supply is communicated to the heating circuit electrode pad 7 and the temperature control circuit electrode pad 8 through the electric leads 9, communicated to the heating circuit 4 through the heating circuit electrode pad 7 and communicated to the temperature control circuit 5 through the temperature control circuit electrode pad 8, and heating and temperature control are realized; wherein, the second unburned bricks substrate 12 is blank substrate, and printed circuit component, also do not set up the via hole 6, and the both ends of the heating circuit 4 of first unburned bricks substrate 11 are corresponding with the position of two heating circuit electrode pads 7 respectively, the both ends of the temperature control circuit 5 of first unburned bricks substrate 11 are corresponding with the position of two temperature control circuit electrode pads 8 respectively, make the power supply communicate to heating circuit 4 through heating circuit electrode pad 7 accurately, communicate to temperature control circuit 5 through temperature control circuit electrode pad 8 accurately, the high accuracy of heating and controlling the temperature has been realized, it is even to generate heat.
In this embodiment, the outer surface of the first green sheet substrate 11 and the outer surface of the tip portion 21 are both provided with the first glass glaze layer 31 and cover the heating circuit 4 and the temperature control circuit 5, but the first glass glaze layer 31 does not cover the heating circuit electrode pad 7 and the temperature control circuit electrode pad 8 on the outer surface of the first green sheet substrate 11, that is, the heating circuit electrode pad 7 and the temperature control circuit electrode pad 8 are exposed outside the first glass glaze layer 31, so as to prevent the first glass glaze layer 31 from blocking or affecting the electrical connectivity of the electrode pads.
In this embodiment, the inner surface of the second green substrate 12 is provided with a second glass glaze layer 32.
The first glass glaze layer 31 provided in this embodiment has the functions of smoothing and protecting, and protects the heating circuit 4 and the temperature control circuit 5, so that the heating circuit and the temperature control circuit are not easily oxidized and corroded, and are not easily corroded by external smoke; the second glass glaze layer 32 plays a role in smoothness and protection, and can protect the ceramic heating body from being corroded by external smoke; the glass glaze layers are arranged on the innermost side surface and the outermost side surface of the ceramic heating body, so that the durability of the ceramic heating body is effectively improved, the service life of the ceramic heating body is prolonged, and the practicability is high.
In this embodiment, the first green substrate 11 and the second green substrate 12 are both a mixed ceramic of alumina and zirconia, an alumina ceramic, or a zirconia ceramic; this embodiment adopts above-mentioned ceramic material preparation first unburned bricks substrate 11 and second unburned bricks substrate 12, and the compact structure is stable, is heated evenly, and heat conduction efficiency is high, can reduce the calorific loss of heat conduction in-process, has improved the effect and the heat conduction effect of generating heat of ceramic heat-generating body, and the practicality is high. The mixture ceramic of the alumina and the zirconia is a substrate of the mixture ceramic prepared by mixing the alumina and the zirconia and sintering the mixture ceramic.
In this embodiment, the heating line 4 is formed by printing tungsten paste, molybdenum paste, or platinum paste; the temperature control circuit 5 is formed by printing tungsten slurry, molybdenum slurry or platinum slurry. In the embodiment, the heating circuit 4 and the temperature control circuit 5 are prepared by printing the slurry material, so that the heating speed is high, the efficiency is high, and the first green substrate 11 and the second green substrate 12 can uniformly heat.
The ceramic heating element of the hollow band point spare of this embodiment novel structure, it is even to generate heat, and it is fast to generate heat, and calorific loss is few, and is energy-conserving to through setting up first glass glaze layer 31 and second glass glaze layer 32, carry out the protection of internal and external surface to ceramic heating element, increase of service life, the practicality is high.
The above-mentioned embodiment is the utility model discloses the implementation of preferred, in addition, the utility model discloses can also realize by other modes, not deviating from the utility model discloses any obvious replacement is all within the protection scope under the prerequisite of design.
Claims (10)
1. A hollow ceramic heating element with a pointed piece is characterized in that: the hollow-core-type ceramic body comprises a hollow-core-type ceramic body (1) and a tip piece (2) arranged at one end of the hollow-core-type ceramic body (1), wherein the tip piece (2) comprises a tip part (21) and an embedded part (22) arranged at the bottom surface of the tip part (21), and the embedded part (22) is embedded in the hollow-core-type ceramic body (1); the outer surface of the hollow ceramic body (1) and the outer surface of the tip part (21) are both provided with a first glass glaze layer (31), and the inner surface of the hollow ceramic body (1) is provided with a second glass glaze layer (32);
the hollow ceramic body (1) is provided with a heating circuit (4), the hollow ceramic body (1) is kept away from a plurality of via holes (6) are opened at one end of the pointed piece (2), the outer surface of the hollow ceramic body (1) corresponds to the via holes (6) are provided with electrode pads, the via holes (6) are filled with conductive paste, the heating circuit (4) is connected with the electrode pads through the conductive paste, and the electrode pads are welded with electric leads (9).
2. A hollow ceramic heat-generating body with a pointed member as described in claim 1, wherein: the hollow ceramic body (1) is formed by attaching and winding a first green substrate (11) and a second green substrate (12) arranged on the inner surface of the first green substrate (11); the heating circuit (4) is arranged on the inner surface of a first green substrate (11), the inner surface of a second green substrate (12) is provided with a temperature control circuit (5), a plurality of via holes (6) penetrate through the first green substrate (11) and the second green substrate (12), the electrode pads are arranged on the outer surface of the first green substrate (11) and correspond to the via holes (6), and the electrode pads comprise at least two heating circuit electrode pads (7) and at least two temperature control circuit electrode pads (8); the heating circuit (4) is electrically connected with a heating circuit electrode pad (7) through the conductive paste, and the temperature control circuit (5) is electrically connected with a temperature control circuit electrode pad (8) through the conductive paste; the heating circuit electrode pad (7) and the temperature control circuit electrode pad (8) are both welded with an electric lead (9);
the first glass glaze layer (31) is arranged on the outer surface of the first green substrate (11) and the outer surface of the tip portion (21), and the second glass glaze layer (32) is arranged on the inner surface of the second green substrate (12) and covers the temperature control circuit (5).
3. A hollow ceramic heat-generating body with a pointed member as described in claim 1, wherein: the hollow ceramic body (1) is formed by attaching and winding a first green substrate (11) and a second green substrate (12) arranged on the inner surface of the first green substrate (11); the heating circuit (4) is arranged on the inner surface of a first green substrate (11), a temperature control circuit (5) is further arranged on the inner surface of the first green substrate (11), a plurality of through holes (6) are formed in one end, far away from the pointed piece (2), of the first green substrate (11), the electrode pads are arranged on the outer surface of the first green substrate (11) and correspond to the through holes (6), and the electrode pads comprise at least two heating circuit electrode pads (7) and at least two temperature control circuit electrode pads (8); the heating circuit (4) is electrically connected with a heating circuit electrode pad (7) through the conductive paste, and the temperature control circuit (5) is electrically connected with a temperature control circuit electrode pad (8) through the conductive paste; the heating circuit electrode pad (7) and the temperature control circuit electrode pad (8) are both welded with an electric lead (9);
the first glass glaze layer (31) is provided on the outer surface of the hollow ceramic body (1) and the outer surface of the tip portion (21), and the second glass glaze layer (32) is provided on the inner surface of the second green substrate (12).
4. A hollow ceramic heat-generating body with a pointed member as described in claim 1, wherein: the hollow ceramic body (1) is formed by attaching and winding a first green substrate (11) and a second green substrate (12) arranged on the inner surface of the first green substrate (11); the heating circuit (4) is arranged on the inner surface of a first green substrate (11), a plurality of through holes (6) are formed in one end, far away from the pointed piece (2), of the first green substrate (11), the electrode pads are arranged on the outer surface of the first green substrate (11) and correspond to the through holes (6), and the electrode pads comprise at least two heating circuit electrode pads (7); the heating circuit (4) is electrically connected with a heating circuit electrode pad (7) through the conductive paste; the heating circuit electrode pad (7) is welded with an electric lead (9);
the first glass glaze layer (31) is provided on the outer surface of the first green substrate (11) and the outer surface of the tip portion (21), and the second glass glaze layer (32) is provided on the inner surface of the second green substrate (12).
5. A hollow ceramic heat-generating body with a pointed member as described in claim 1, wherein: the hollow ceramic body (1) is formed by attaching and winding a first green substrate (11) and a second green substrate (12) arranged on the inner surface of the first green substrate (11); the heating circuit (4) is arranged on the inner surface of a second green substrate (12), a plurality of via holes (6) penetrate through the first green substrate (11) and the second green substrate (12), the electrode pads are arranged on the outer surface of the first green substrate (11) and correspond to the via holes (6), and the electrode pads comprise at least two heating circuit electrode pads (7); the heating circuit (4) is electrically connected with a heating circuit electrode pad (7) through the conductive paste; the heating circuit electrode pad (7) is welded with an electric lead (9);
the first glass glaze layer (31) is provided on the outer surface of the first green substrate (11) and the outer surface of the tip portion (21), and the second glass glaze layer (32) is provided on the inner surface of the second green substrate (12) and covers the heat emitting line (4).
6. A hollow ceramic heat-generating body with a pointed member as described in claim 1, wherein: the hollow ceramic body (1) is formed by attaching and winding a first green substrate (11) and a second green substrate (12) arranged on the inner surface of the first green substrate (11); the heating circuit (4) and the electrode pads are arranged on the outer surface of a first green substrate (11), the electrode pads comprise at least two heating circuit electrode pads (7), a plurality of through holes (6) are formed in one end, far away from the pointed piece (2), of the first green substrate (11), and the heating circuit (4) is electrically connected with the heating circuit electrode pads (7); the heating circuit electrode pad (7) is welded with an electric lead (9); the first glass glaze layer (31) is provided on the outer surface of the tip portion (21) and the outer surface of the first green substrate (11) and covers the heat emitting line (4), and the second glass glaze layer (32) is provided on the inner surface of the second green substrate (12).
7. A hollow ceramic heat-generating body with a pointed member as described in claim 1, wherein: the hollow ceramic body (1) is formed by attaching and winding a first green substrate (11) and a second green substrate (12) arranged on the inner surface of the first green substrate (11); the heating circuit (4) and the electrode pads are arranged on the outer surface of a first green substrate (11), a temperature control circuit (5) is further arranged on the outer surface of the first green substrate (11), the electrode pads comprise at least two heating circuit electrode pads (7) and at least two temperature control circuit electrode pads (8), a plurality of via holes (6) are formed in one end, far away from the pointed piece (2), of the first green substrate (11), the heating circuit (4) is electrically connected with the heating circuit electrode pads (7), and the temperature control circuit (5) is electrically connected with the temperature control circuit electrode pads (8); the heating circuit electrode pad (7) and the temperature control circuit electrode pad (8) are both welded with an electric lead (9);
the first glass glaze layer (31) is arranged on the outer surface of the tip portion (21) and the outer surface of the first green substrate (11) and covers the heating circuit (4) and the temperature control circuit (5), and the second glass glaze layer (32) is arranged on the inner surface of the second green substrate (12).
8. A hollow ceramic heat-generating body with a pointed member as described in any one of claims 2 to 7, characterized in that: the first green substrate (11) and the second green substrate (12) are both a mixed ceramic of alumina and zirconia, an alumina ceramic or a zirconia ceramic.
9. A hollow ceramic heat-generating body with a pointed member as described in any one of claims 2 to 7, characterized in that: the heating line (4) is formed by printing tungsten paste, molybdenum paste or platinum paste.
10. A hollow ceramic heat-generating body with a pointed member as described in any one of claims 2, 3, and 7, characterized in that: the temperature control circuit (5) is formed by printing tungsten slurry, molybdenum slurry or platinum slurry.
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|---|---|---|---|
| CN201921960696.7U CN211458860U (en) | 2019-11-13 | 2019-11-13 | Hollow ceramic heating element with pointed piece |
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| CN201921960696.7U CN211458860U (en) | 2019-11-13 | 2019-11-13 | Hollow ceramic heating element with pointed piece |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112493557A (en) * | 2020-11-11 | 2021-03-16 | 深圳麦克韦尔科技有限公司 | Heating element and heating atomization device |
| CN114176264A (en) * | 2021-11-25 | 2022-03-15 | 广东国研新材料有限公司 | Ceramic heating element temperature sensing device and manufacturing method thereof |
| CN114209099A (en) * | 2021-12-16 | 2022-03-22 | 东莞市国研电热材料有限公司 | Energy-saving combined ceramic heating device |
-
2019
- 2019-11-13 CN CN201921960696.7U patent/CN211458860U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112493557A (en) * | 2020-11-11 | 2021-03-16 | 深圳麦克韦尔科技有限公司 | Heating element and heating atomization device |
| CN114176264A (en) * | 2021-11-25 | 2022-03-15 | 广东国研新材料有限公司 | Ceramic heating element temperature sensing device and manufacturing method thereof |
| CN114209099A (en) * | 2021-12-16 | 2022-03-22 | 东莞市国研电热材料有限公司 | Energy-saving combined ceramic heating device |
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