CN214901342U - Heat insulation type ceramic heating sheet - Google Patents
Heat insulation type ceramic heating sheet Download PDFInfo
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- CN214901342U CN214901342U CN202120523783.7U CN202120523783U CN214901342U CN 214901342 U CN214901342 U CN 214901342U CN 202120523783 U CN202120523783 U CN 202120523783U CN 214901342 U CN214901342 U CN 214901342U
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- zirconia
- aluminium oxide
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- circuit layer
- heating sheet
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Abstract
The utility model discloses a heat insulation type ceramic heating sheet, which aims at providing a heat insulation type ceramic heating sheet with optimized structure, good heat insulation performance and good use stability. The utility model discloses a piece main part, the thermal-insulated base of zirconia, electrode pad, bonding wire generate heat, the piece main part that generates heat includes aluminium oxide potsherd, insulating layer, wherein one side of aluminium oxide potsherd is provided with resistance heating circuit layer, the insulating layer cover in on resistance heating circuit layer and the aluminium oxide potsherd, aluminium oxide potsherd lower part with the thermal-insulated base fixed connection of zirconia, the electrode pad fixed set up in the aluminium oxide potsherd with on the position of being connected of the thermal-insulated base of zirconia, the tip on resistance heating circuit layer reaches the bonding wire respectively with the electrode pad is connected. The utility model discloses be applied to the heating element field.
Description
Technical Field
The utility model relates to a heating element field especially relates to a thermal-insulated formula pottery piece that generates heat.
Background
The heating element is widely applied in industry, the traditional heating element is a metal heating sheet, the metal heating sheet has the defects of easy oxidation, short service life, poor safety and the like in practical application and is gradually replaced by a newly-developed ceramic heating sheet, the ceramic heating sheet is formed by directly printing resistance slurry on an alumina ceramic green body, then sintering at high temperature and forming, and then processing by an electrode and a lead to form the ceramic heating sheet. The ceramic heating element overcomes the defects of the traditional metal heating element, is widely applied to a plurality of fields such as daily life, industrial and agricultural technologies and the like, wherein, the application of the ceramic heating sheet in the electronic cigarette product is more and more popular, the existing ceramic heating sheet gradually shows the structural deficiency in the practical application, the ceramic heating element applied to the electronic cigarette at present adopts an integrated alumina ceramic heating element, when in use, the whole alumina ceramic heating plate generates heat without a heat insulation component, when the continuous heating time is longer, due to the good heat-conducting property of the alumina ceramics, other parts of the product can be heated under the action of heat transfer, thereby affecting normal use, if the temperature of the shell is quickly raised under the action of heat transfer and the temperature is higher, the condition of scalding hands can occur, the problems of unstable use and short use time of the product are caused, and the normal use of the product is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome prior art not enough, provide a structural optimization, heat-proof quality is good, the good thermal-insulated formula pottery of stability in use piece that generates heat.
The utility model adopts the technical proposal that: the utility model discloses a piece main part, the thermal-insulated base of zirconia, electrode pad, bonding wire generate heat, the piece main part that generates heat includes aluminium oxide potsherd, insulating layer, wherein one side of aluminium oxide potsherd is provided with resistance heating circuit layer, the insulating layer cover in on resistance heating circuit layer and the aluminium oxide potsherd, aluminium oxide potsherd lower part with the thermal-insulated base fixed connection of zirconia, the electrode pad fixed set up in the aluminium oxide potsherd with on the position of being connected of the thermal-insulated base of zirconia, the tip on resistance heating circuit layer reaches the bonding wire respectively with the electrode pad is connected.
Preferably, the outer surface of the insulating layer is also provided with a glaze layer, so that the heating sheet main body can be cleaned conveniently.
Preferably, the aluminium oxide ceramic wafer lower part is equipped with the bellying, be equipped with the recess on the thermal-insulated base of zirconia, the bellying of aluminium oxide ceramic wafer lower part with the recess embedding cooperation of the thermal-insulated base of zirconia, through the bellying is favorable to quick location and connection more firm when the cooperation with the embedding cooperation of recess.
Preferably, the alumina ceramic wafer is provided with a second resistance heating circuit layer relative to the other side provided with the resistance heating circuit layer, and the alumina ceramic wafer double-sided printing resistance heating circuit layer can prevent the alumina ceramic wafer from arching and deforming in the firing and forming process, reduce the warping degree, and thereby effectively guarantee the precision requirement of the alumina ceramic wafer.
Further preferably, the aluminum oxide ceramic plate, the zirconium oxide heat insulation base and the electrode pad are fixedly connected through metal layers, and the electrode pad is fixedly connected with the aluminum oxide ceramic plate and the zirconium oxide heat insulation base in a welding mode, so that the connection is firmer and more stable.
The resistance heating circuit layer is in a bent circuitous shape to increase the distribution area of the heating circuit layer, namely the heating area of the heating circuit layer is increased, and the heat distribution is more uniform while the heating efficiency is improved.
The upper end of the heating sheet main body is in a pointed end shape, so that the ceramic heating sheet can be conveniently and quickly adaptive to and installed in a slot of a product.
The utility model has the advantages that: the utility model discloses an alumina ceramic wafer with zirconia thermal-insulated base fixed connection's structure, resistance heating line layer circular telegram generates heat and makes the piece main part rapid heating up for the use, utilizes but the thermal-insulated transmission of performance of zirconia slows down the speed of heat transfer to effectively slow down the heat that the piece main part of generating heat sent and follow zirconia thermal-insulated base avoids appearing the condition that intensifies and scald one's hand because of parts such as shell, thereby prolongs the normal use time of product greatly, and ensures that the product is used stably, brings better consumption experience for the consumer.
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, 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 structural view of the present invention;
fig. 2 is an exploded view of a first embodiment of the present invention;
fig. 3 is an exploded view of the second embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1 and 2, the present embodiment includes a heating sheet main body 1, a zirconia thermal insulation base 2, an electrode pad 3, and a bonding wire 4, where the heating sheet main body 1 includes an alumina ceramic plate 11 and an insulating layer 13, the alumina ceramic plate 11 is a narrow alumina ceramic, in this embodiment, one surface of the alumina ceramic plate 11 is provided with a resistance heating circuit layer 12, the resistance heating circuit layer 12 is attached to a green body surface of the alumina ceramic plate 11 by printing, and then integrally fired and formed by a sintering process, the insulating layer 13 covers the resistance heating circuit layer 12 and the alumina ceramic plate 11, in practical application, the outer surface of the insulating layer is further provided with a glaze layer, which can facilitate cleaning of the heating sheet main body 1, and the lower portion of the alumina ceramic plate 11 is fixedly connected to the zirconia thermal insulation base 2, the electrode pad 3 is fixedly arranged on the connecting part of the alumina ceramic plate 11 and the zirconia thermal insulation base 2, and the positive end part and the negative end part of the resistance heating circuit layer 12 and the two welding wires 4 are respectively connected with the electrode pad 3 by gluing or welding.
When the utility model is implemented, the resistance heating circuit layer 12 is electrified to heat and transfers heat to the alumina ceramic plate 11, and the high heat-conducting property of the alumina ceramic is utilized to rapidly heat up the heating plate main body 1 to reach the required temperature for use; simultaneously, utilize the thermal-insulated speed of 2 of zirconia slows down the speed of the rate of generating heat of 11 alumina ceramic wafers, consequently, thermal follow that the thermal-insulated base of zirconia 2 can effectively slow down the piece main part 1 that generates heat the speed of the thermal-insulated base of zirconia 2 to other parts transmission avoids appearing the condition that the intensification scalds the hand because of parts such as product shell to prolong the normal use time of product greatly, and guarantee the stability when product uses.
For making the alumina ceramic wafer 11 with the thermal-insulated base 2 of zirconia is connected more firmly, in this embodiment, the alumina ceramic wafer 11 lower part is equipped with bellying 16, be equipped with recess 21 on the thermal-insulated base 2 of zirconia, bellying 16 of alumina ceramic wafer 11 lower part with the recess 21 embedding cooperation of the thermal-insulated base 2 of zirconia, through bellying 16 and recess 21's embedding cooperation are favorable to the cooperation when quick location and connect more firmly.
In this embodiment, the metal layer 5 is disposed at the position where the alumina ceramic plate 11, the zirconia thermal insulation base 2 and the electrode pad 3 are fixedly connected, and the electrode pad 3 is fixedly connected with the alumina ceramic plate 11 and the zirconia thermal insulation base 2 in a manner of welding with the metal layer 5, so that the connection is firmer, and the electric conduction and heating performance are more stable.
As shown in fig. 2, the resistive heating circuit layer 12 is bent and circuitous to increase the distribution area of the resistive heating circuit layer 12, that is, the heating area of the heating circuit is increased, so that the heating efficiency is improved and the heat distribution is more uniform. The upper end of the heating sheet main body 1 is in a pointed shape, so that the ceramic heating sheet can be conveniently inserted into a slot in a product quickly for adaptation and installation.
Example two:
as shown in fig. 3, in this embodiment, a second resistive heating line layer 15 is disposed on the alumina ceramic sheet 11 opposite to the other surface on which the resistive heating line layer 12 is disposed, the second resistive heating line layer 15 and the resistive heating line layer 12 are respectively attached to the two surfaces of the alumina ceramic sheet 11 and the green compact by printing, and then are integrally fired and formed by a sintering process, and the two-sided printed resistive heating line of the alumina ceramic sheet 11 can prevent the alumina ceramic sheet from being arched and deformed during the firing and forming process, reduce warpage, and thereby effectively ensure the precision requirement of the alumina ceramic sheet 11; since the resistive heating circuit layer 12 on one surface satisfies the requirements of heat generation, heat conduction, and temperature rise in actual use, both ends of the second resistive heating circuit layer 15 may not be connected to the bonding wires 4, that is, may not be subjected to an electric heating operation.
Other features of the present embodiment are consistent with the present embodiment.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a thermal-insulated formula pottery piece that generates heat which characterized in that: including heating element main part (1), the thermal-insulated base of zirconia (2), electrode pad (3), bonding wire (4), heating element main part (1) includes aluminium oxide ceramic wafer (11), insulating layer (13), wherein one side of aluminium oxide ceramic wafer (11) is provided with resistance heating circuit layer (12), insulating layer (13) cover in on resistance heating circuit layer (12) and aluminium oxide ceramic wafer (11), aluminium oxide ceramic wafer (11) lower part with the thermal-insulated base of zirconia (2) fixed connection, electrode pad (3) fixed set up in aluminium oxide ceramic wafer (11) with on the position of being connected of the thermal-insulated base of zirconia (2), the tip of resistance heating circuit layer (12) reaches bonding wire (4) respectively with electrode pad (3) are connected.
2. The heat insulating ceramic heating sheet according to claim 1, characterized in that: and a glaze layer (14) is also arranged on the outer surface of the insulating layer (13).
3. The heat insulating ceramic heating sheet according to claim 2, characterized in that: the utility model discloses a zirconia thermal insulation base, including alumina ceramic piece (11), zirconia thermal insulation base (2), the alumina ceramic piece (11) lower part is equipped with bellying (16), be equipped with recess (21) on zirconia thermal insulation base (2), bellying (16) of alumina ceramic piece (11) lower part with recess (21) embedding cooperation of zirconia thermal insulation base (2).
4. A heat insulating ceramic heating sheet according to claim 1, 2 or 3, characterized in that: the alumina ceramic sheet (11) is provided with a second resistance heating circuit layer (15) opposite to the other surface provided with the resistance heating circuit layer (12).
5. A heat insulating ceramic heating sheet according to claim 1, 2 or 3, characterized in that: and a metal layer (5) is arranged at the part where the aluminum oxide ceramic plate (11), the zirconium oxide heat insulation base (2) and the electrode bonding pad (3) are fixedly connected.
6. The heat insulating ceramic heating sheet according to claim 5, characterized in that: the resistance heating circuit layer (12) is in a winding shape.
7. The heat insulating ceramic heating sheet according to claim 6, characterized in that: the upper end of the heating sheet main body (1) is pointed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120523783.7U CN214901342U (en) | 2021-03-11 | 2021-03-11 | Heat insulation type ceramic heating sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120523783.7U CN214901342U (en) | 2021-03-11 | 2021-03-11 | Heat insulation type ceramic heating sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214901342U true CN214901342U (en) | 2021-11-26 |
Family
ID=79036254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120523783.7U Active CN214901342U (en) | 2021-03-11 | 2021-03-11 | Heat insulation type ceramic heating sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214901342U (en) |
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2021
- 2021-03-11 CN CN202120523783.7U patent/CN214901342U/en active Active
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