CN215773613U - Planar heating body heating electric oven - Google Patents
Planar heating body heating electric oven Download PDFInfo
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- CN215773613U CN215773613U CN202121250546.4U CN202121250546U CN215773613U CN 215773613 U CN215773613 U CN 215773613U CN 202121250546 U CN202121250546 U CN 202121250546U CN 215773613 U CN215773613 U CN 215773613U
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- heating plate
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 167
- 238000000576 coating method Methods 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 9
- 239000000919 ceramic Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 3
- 229910010293 ceramic material Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000010445 mica Substances 0.000 claims description 3
- 229910052618 mica group Inorganic materials 0.000 claims description 3
- 230000000191 radiation effect Effects 0.000 abstract description 3
- 230000006641 stabilisation Effects 0.000 abstract description 3
- 238000011105 stabilization Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
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Abstract
The utility model discloses a planar heating element heating electric oven which comprises a cavity inner container and a cavity inner container upper cover, wherein a top planar heating element heating plate is arranged at the cavity inner container upper cover, a baking tray is arranged below the top planar heating element heating plate, a bottom planar heating element heating plate is arranged below the baking tray, the top planar heating element heating plate and the bottom planar heating element heating plate are respectively provided with a heating plate body, the top planar heating element heating plate and the bottom planar heating element heating plate are respectively composed of two heating plates which are arranged in an inverted V shape, and one heating plate in the top planar heating element heating plate is arranged in parallel with the cavity inner container upper cover. The utility model can quickly conduct or radiate heat to the heated food, and the baking temperature of the surface of the baking tray is uniform; the distance of the planar heat source of the heating body acting on the baked food is short, the infrared radiation effect is strong, the time from the heating to the temperature stabilization is short, and the food can be rapidly heated.
Description
Technical Field
The utility model relates to the field of household appliances, in particular to a planar heating body heating electric oven.
Background
The electric oven is very common in real home life, and current oven heating all is the infrared radiation heating that produces through the heating tube, and the heat source of heating tube is concentrated on the pipe to heat food through heat radiation. The existing electric oven has the following defects that the surface temperature of food heated by a common heating tube is not uniform, and the temperature of the surface of a plate near the heating tube is higher; the heating tube has large heat loss in the temperature conduction process, long time from the heating to the temperature stabilization and large energy consumption; the infrared light wave penetration effect of the heating tube is weaker, and the temperature is increased by permeation layer by layer from the surface to the inside in the baking process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide the electric oven with the planar heating body heating technology, which can quickly transfer or radiate heat to heated food, has uniform baking temperature, reduces heat loss, has strong infrared radiation effect and short heating time.
In order to solve the technical problems, the utility model provides the following technical scheme:
a planar heating element heating electric oven comprises a cavity inner container and a cavity inner container upper cover, wherein a top planar heating element heating plate is arranged at the cavity inner container upper cover, a baking tray is arranged below the top planar heating element heating plate, a bottom planar heating element heating plate is arranged below the baking tray, the top surface heating element heating plate and the bottom surface heating element heating plate are respectively provided with a heating plate body, the heating surface of the heating plate body is provided with a ceramic insulating coating, the outer surface of the ceramic insulating coating is provided with a planar heating element heating film, conductor coatings are arranged at two ends of the heating film of the planar heating body and are connected with a power supply through leads, the top planar heating element heating plate and the bottom planar heating element heating plate are respectively composed of two heating plates which are arranged in an inverted V shape, one heating plate in the top surface-shaped heating body heating plate is arranged in parallel with the upper cover of the cavity inner container.
Further, an NTC temperature sensor used for controlling the temperature of the heating plate body is arranged on the back of the heating plate body.
Further, the NTC temperature sensor is connected with a kick type temperature control or temperature fuse, and the kick type temperature control is connected with a power supply through a wire.
Further, all be provided with the safety cover above the planar heat-generating body hot plate in top, all be provided with down the safety cover above the planar heat-generating body hot plate in bottom.
Furthermore, the upper protective cover and the lower protective cover are both composed of mica sheets, heat insulation cotton and heat insulation boards.
Further, the top surface heating element heating plate is provided with 2 or more independent heating units.
Further, the bottom planar heating element heating plate is provided with 2 or more independent heating units.
Further, the heating plate body is made of metal or ceramic materials.
The utility model adopts the technical scheme that the method has the beneficial effects that: the upper heat source and the lower heat source of the product of the utility model both adopt the surface-shaped heating body to heat the heat source, so that the temperature of the whole inner cavity of the oven is basically uniform, the heat can be quickly conducted or radiated to the heated food, and the baking temperature of the surface of the baking tray is uniform; the distance of the planar heating body for heating the planar heat source to act on the food to be roasted is short, the infrared radiation effect is strong, the time from the heating start to the temperature stabilization is short, and the food can be quickly heated.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic heat radiation diagram illustrating the heating principle of the planar heating element in the embodiment of the present invention;
FIG. 3 is a schematic view showing a heating plate structure of a planar heating element in the embodiment of the present invention;
fig. 4 is a schematic structural view of an upper protective cover and a lower protective cover in the embodiment of the utility model.
Detailed Description
The utility model is further illustrated by the following figures and examples, which are not to be construed as limiting the utility model in any way.
As shown in fig. 1 and 2, a planar heating element heating electric oven comprises a cavity inner container 1 and a cavity inner container upper cover 2, wherein a top planar heating element heating plate 3 is arranged at the position of the cavity inner container upper cover 2, a baking tray 4 is arranged below the top planar heating element heating plate 3, a bottom planar heating element heating plate 5 is arranged below the baking tray 4, an upper protective cover 11 is arranged above the top planar heating element heating plate 3, a lower protective cover 12 is arranged above the bottom planar heating element heating plate 5, the bottom planar heating element heating plate 5 is respectively composed of two heating plates arranged in an inverted V shape, and one heating plate in the top planar heating element 3 is arranged in parallel with the cavity inner container upper cover 2.
As shown in fig. 3, the top planar heating element heating plate 3 and the bottom planar heating element heating plate 5 are respectively provided with a heating plate body 6, a ceramic insulating coating 7 is provided on the heating surface of the heating plate body 6, a planar heating film 8 is provided on the outer surface of the ceramic insulating coating 7, conductor coatings 9 are provided on two ends of the planar heating film 8, the conductor coatings 9 are connected with a power supply through wires, and an NTC temperature sensor 10 for controlling the temperature of the heating plate body 6 is provided on the back surface of the heating plate body 6.
As a preferred technical scheme, the NTC temperature sensor 10 is connected with a kick type temperature controller, the kick type temperature controller is connected with a power supply through a wire, and when the NTC temperature sensor 5 is abnormal and causes an ultrahigh temperature, the kick type temperature controller can cut off the power supply to stop heating the baking tray body 1, so as to play a role in overheat protection.
As a preferred technical solution, the NTC temperature sensor 10 is connected to a kick type temperature control or temperature fuse, and the kick type temperature control is connected to a power supply through a wire.
As shown in fig. 4, the upper protection cover 11 and the lower protection cover 12 are both composed of mica sheets 13, heat insulation cotton 14 and heat insulation boards 15, the upper protection cover 11 can enable heat generated by the baking tray to fully act on food to be baked, simultaneously reduce the temperature of other parts at the bottom, and also can prevent baking residues from falling onto a heating film to cause potential safety hazards; the upper protective cover 12 can make the heat generated by the baking tray fully act on the food to be baked, and simultaneously reduce the temperature of other parts at the bottom.
Preferably, the top sheet heating element heating plate 3 is provided with 2 or more independent heating units.
Preferably, the bottom planar heat-generating body heating plate 5 is provided with 2 or more independent heating units.
As a preferred technical solution, the heating plate body 6 is made of metal or ceramic material.
The foregoing shows and describes the general principles and features of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a planar heat-generating body heating electric oven, includes cavity inner bag (1), cavity inner bag upper cover (2), its characterized in that: a top surface-shaped heating body heating plate (3) is arranged at the position of an upper cover (2) of the cavity inner container, a baking tray (4) is arranged below the top surface-shaped heating body heating plate (3), a bottom surface-shaped heating body heating plate (5) is arranged below the baking tray (4), a heating plate body (6) is respectively arranged on the top surface-shaped heating body heating plate (3) and the bottom surface-shaped heating body heating plate (5), a ceramic insulating coating (7) is arranged on the heating surface of the heating plate body (6), a surface-shaped heating body heating film (8) is arranged on the outer surface of the ceramic insulating coating (7), conductor coatings (9) are arranged at two ends of the surface-shaped heating body heating film (8), the conductor coatings (9) are connected with a power supply through leads, and the top surface-shaped heating body heating plate (3) and the bottom surface-shaped heating body heating plate (5) are respectively composed of two heating plates which are arranged in an inverted V shape, one heating plate in the top surface-shaped heating body heating plate (3) is arranged in parallel with the upper cover (2) of the cavity inner container.
2. A planar heat-generating body-heating electric oven as claimed in claim 1, characterized in that: and an NTC temperature sensor (10) for controlling the temperature of the heating plate body (6) is arranged on the back surface of the heating plate body (6).
3. A planar heat-generating body-heating electric oven as claimed in claim 2, characterized in that: the NTC temperature sensor (10) is connected with a kick type temperature control or temperature fuse, and the kick type temperature control is connected with a power supply through a wire.
4. A planar heat-generating body-heating electric oven as claimed in claim 1, characterized in that: the top surface-shaped heating body heating plate (3) is provided with an upper protective cover (11), and the bottom surface-shaped heating body heating plate (5) is provided with a lower protective cover (12).
5. A planar heat-generating body-heating electric oven as claimed in claim 4, characterized in that: the upper protection cover (11) and the lower protection cover (12) are both composed of mica sheets (13), heat insulation cotton (14) and heat insulation boards (15).
6. A planar heat-generating body-heating electric oven as claimed in claim 1, characterized in that: the top surface heating element heating plate (3) is provided with 2 or more independent heating units.
7. A planar heat-generating body-heating electric oven as claimed in claim 1, characterized in that: the bottom surface-shaped heating body heating plate (5) is provided with 2 or more independent heating units.
8. A planar heat-generating body-heating electric oven as claimed in claim 1, characterized in that: the heating plate body (6) is made of metal or ceramic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121250546.4U CN215773613U (en) | 2021-06-07 | 2021-06-07 | Planar heating body heating electric oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121250546.4U CN215773613U (en) | 2021-06-07 | 2021-06-07 | Planar heating body heating electric oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215773613U true CN215773613U (en) | 2022-02-08 |
Family
ID=80099677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121250546.4U Active CN215773613U (en) | 2021-06-07 | 2021-06-07 | Planar heating body heating electric oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215773613U (en) |
-
2021
- 2021-06-07 CN CN202121250546.4U patent/CN215773613U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A surface shaped heating element heating electric oven Granted publication date: 20220208 Pledgee: Zhuzhou Branch of China Everbright Bank Co.,Ltd. Pledgor: HUNAN QUANKANG ELECTRONIC TECHNOLOGY Co.,Ltd. Registration number: Y2024980004888 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |