CN213960352U - Composite metal heating plate - Google Patents
Composite metal heating plate Download PDFInfo
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- CN213960352U CN213960352U CN202023074307.6U CN202023074307U CN213960352U CN 213960352 U CN213960352 U CN 213960352U CN 202023074307 U CN202023074307 U CN 202023074307U CN 213960352 U CN213960352 U CN 213960352U
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- layer
- heating plate
- rubber layer
- metal substrate
- silicon rubber
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Abstract
The utility model discloses a composite metal heating plate, which comprises a metal substrate and a rubber heating plate; the back of the metal substrate is provided with an oxide layer; the rubber heating plate comprises a silicon rubber layer and a heating element layer which is embedded, molded and fixed in the silicon rubber layer, wherein the silicon rubber layer is molded, attached and fixed on the surface of an oxide layer in a hot pressing mode. Through fixing the silicone rubber layer on the surface of oxide layer with the mode shaping laminating of hot pressing, replaced the mode that adopts 3M glue to bond of tradition, effectively prevented the appearance of the easy layering condition of product under the environment of long-term high temperature, simple structure, insulating nature is better, and heat conduction is fast, and the temperature is even, and the durability is good, long service life, this product wide application in fields such as multilayer insulation can, food and beverage, beauty and hair-dressing.
Description
Technical Field
The utility model relates to a device field technique that generates heat especially indicates a compound metal board that generates heat.
Background
The heating plate is a safe and reliable electric heating flat plate which is electrified and has no electricity and open fire after being electrified and has a round or square shape. Because the heat conduction is mainly used, the heat efficiency is high. The existing heating plate is mainly assembled in a laminated mode of 3M glue bonding, and the heating plate with the structure is easy to layer under a long-term high-temperature environment, poor in insulativity, slow in heat conduction, poor in durability and short in service life. Therefore, there is a need for improvement of the current heat generating plate.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a composite metal heating plate, which can effectively solve the problems of easy layering, poor insulation, slow heat conduction, poor durability and short service life of the existing heating plate.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a composite metal heating plate comprises a metal substrate and a rubber heating plate; the back of the metal substrate is provided with an oxide layer; the rubber heating plate comprises a silicon rubber layer and a heating element layer which is embedded, molded and fixed in the silicon rubber layer, wherein the silicon rubber layer is molded, attached and fixed on the surface of an oxide layer in a hot pressing mode.
Preferably, the metal substrate is made of an aluminum alloy, and the oxide layer is formed on the back surface of the metal substrate by anodic oxidation.
Preferably, the surface of the silicone rubber layer is provided with an exhaust hole communicated with the interior of the heating element layer.
Preferably, the exhaust holes are uniformly distributed.
Preferably, the heating element layer is connected with a plurality of leads, and the leads extend out of the silicone rubber layer.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:
through fixing the silicone rubber layer on the surface of oxide layer with the mode shaping laminating of hot pressing, replaced the mode that adopts 3M glue to bond of tradition, effectively prevented the appearance of the easy layering condition of product under the environment of long-term high temperature, simple structure, insulating nature is better, and heat conduction is fast, and the temperature is even, and the durability is good, long service life, this product wide application in fields such as multilayer insulation can, food and beverage, beauty and hair-dressing.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic cross-sectional view of a preferred embodiment of the present invention.
The attached drawings indicate the following:
10. metal substrate 11, oxide layer
20. Rubber heating plate 21 and silicone rubber layer
22. Heating element layer 201, exhaust hole
30. And (4) conducting wires.
Detailed Description
Referring to fig. 1, a specific structure of a preferred embodiment of the present invention is shown, which includes a metal substrate 10 and a rubber heating plate 20.
The back surface of the metal substrate 10 has an oxide layer 11; in this embodiment, the metal substrate 10 is made of an aluminum alloy, and the oxide layer 11 is formed on the back surface of the metal substrate 10 by anodic oxidation.
The rubber heating plate 20 comprises a silicone rubber layer 21 and a heating element layer 22 which is embedded, molded and fixed in the silicone rubber layer 21, wherein the silicone rubber layer 21 is molded, attached and fixed on the surface of the oxide layer 11 in a hot pressing mode. In this embodiment, the surface of the silicone rubber layer 21 is provided with a plurality of vent holes 201 communicated with the interior of the heating element layer 22, and the vent holes 201 are uniformly distributed, so as to facilitate venting in the heating process and prevent the silicone rubber layer 21 from bulging; and, a plurality of wires 30 are connected to the heating element layer 22, and the plurality of wires 30 extend out of the silicone rubber layer 21 so as to be connected to an external power source.
When manufacturing, firstly, the metal substrate 10 is anodized to form an oxidation layer 11 on the back surface of the metal substrate 10, the heating element layer 22 is connected with the plurality of wires 30, the heating element layer 22 is embedded in the semi-finished silicone rubber, then, the semi-finished silicone rubber embedded with the heating element layer 22 is overlapped on the surface of the oxidation layer 11, the semi-finished silicone rubber is completely cured by hot pressing to form a silicone rubber layer 21, and the silicone rubber layer 21 is also attached and fixed on the surface of the oxidation layer 11, so that the manufacturing can be completed.
When the metal substrate heating device is used, the plurality of wires 30 are connected and conducted with an external power supply, the heating element layer 22 is electrified to generate heat, and the heat is transmitted to the metal substrate 10 through the silicone rubber layer 21, so that an object on the surface of the metal substrate 10 can be heated by the metal substrate 10.
The utility model discloses a design focus lies in: through fixing the silicone rubber layer on the surface of oxide layer with the mode shaping laminating of hot pressing, replaced the mode that adopts 3M glue to bond of tradition, effectively prevented the appearance of the easy layering condition of product under the environment of long-term high temperature, simple structure, insulating nature is better, and heat conduction is fast, and the temperature is even, and the durability is good, long service life, this product wide application in fields such as multilayer insulation can, food and beverage, beauty and hair-dressing.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a compound metal board that generates heat which characterized in that: comprises a metal substrate and a rubber heating plate; the back of the metal substrate is provided with an oxide layer; the rubber heating plate comprises a silicon rubber layer and a heating element layer which is embedded, molded and fixed in the silicon rubber layer, wherein the silicon rubber layer is molded, attached and fixed on the surface of an oxide layer in a hot pressing mode.
2. A composite metal heat emitting panel according to claim 1, characterized in that: the metal substrate is made of aluminum alloy, and the oxide layer is formed on the back surface of the metal substrate through anodic oxidation.
3. A composite metal heat emitting panel according to claim 1, characterized in that: and the surface of the silicone rubber layer is provided with an exhaust hole communicated with the inside of the heating element layer.
4. A composite metal heat emitting panel according to claim 1, characterized in that: the exhaust hole is a plurality of that evenly arrange.
5. A composite metal heat emitting panel according to claim 1, characterized in that: the heating element layer is connected with a plurality of wires which extend out of the silicon rubber layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023074307.6U CN213960352U (en) | 2020-12-18 | 2020-12-18 | Composite metal heating plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023074307.6U CN213960352U (en) | 2020-12-18 | 2020-12-18 | Composite metal heating plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213960352U true CN213960352U (en) | 2021-08-13 |
Family
ID=77216847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023074307.6U Active CN213960352U (en) | 2020-12-18 | 2020-12-18 | Composite metal heating plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213960352U (en) |
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2020
- 2020-12-18 CN CN202023074307.6U patent/CN213960352U/en active Active
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