CN217737888U - Electric heating furnace capable of efficiently utilizing heat energy - Google Patents
Electric heating furnace capable of efficiently utilizing heat energy Download PDFInfo
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- CN217737888U CN217737888U CN202221415838.3U CN202221415838U CN217737888U CN 217737888 U CN217737888 U CN 217737888U CN 202221415838 U CN202221415838 U CN 202221415838U CN 217737888 U CN217737888 U CN 217737888U
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- furnace body
- electric heating
- heating furnace
- heat energy
- heat
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- 238000005485 electric heating Methods 0.000 title claims abstract description 50
- 238000010438 heat treatment Methods 0.000 claims abstract description 31
- 239000011449 brick Substances 0.000 claims description 22
- 238000009413 insulation Methods 0.000 claims description 16
- 230000005855 radiation Effects 0.000 abstract description 8
- 208000029154 Narrow face Diseases 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
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Abstract
The utility model discloses an electric heating furnace that can high-efficiently utilize heat energy relates to electric heating furnace technical field, including the heating furnace body, the heating furnace body has the furnace body central part, is provided with a plurality of electric heat tapes in the heating furnace body, and the electric heat tape has wide face and narrow face, and the wide face of electric heat tape is towards furnace body central part position. The utility model provides a main wide face in district that generates heat after the electric heat tape circular telegram has avoided towards the furnace body central part: the wide surfaces of the electric heating bands in the furnace body radiate mutually, most of heat overflows to the center of the furnace body after colliding at the edge of the furnace body, direct radiation heat is wasted, the problem that the electric heating bands are broken due to overtemperature caused by mutual radiation is easily caused, and the production and use cost of a user is saved.
Description
Technical Field
The utility model relates to an electric heating furnace technical field especially relates to an electric heating furnace that can high-efficiently utilize heat energy.
Background
Under the background of double carbon, in the industrial field, the original industrial furnace using coal, natural gas or heavy oil, etc. which can bring about carbon emission, will gradually fade out the historical stage, and replace the industrial furnace with an electric heating furnace using electricity as an energy source, the electric heating furnace uses a high-voltage or low-voltage power supply as a power source, uses an electric heating belt as a carrier, and directly (the medium is in direct contact with the electric heating belt) or indirectly heats (the medium goes through the heating pipe) the medium in the furnace.
The existing heating furnace is horizontal or vertical, carbon steel or alloy steel is used as a cylinder, the lining is provided with refractory bricks for heat insulation and heat preservation, an electric heating belt is laid on the outer sides of the refractory bricks, the heat source of a heated medium comes from the electric heating belt, but the electric heating belt has wide surfaces and narrow surfaces, the heating belt is wound along a Z shape of an insulating column, the axis of the insulating column faces to the center of a furnace body, a considerable part of heat cannot be intensively radiated to the center of the furnace body in the laying mode, and the utilization rate of the heat is greatly reduced.
SUMMERY OF THE UTILITY MODEL
The main objective of the utility model is to provide an electric heating furnace that can high-efficiently utilize heat energy, can effectively improve heat energy utilization efficiency to show the life who improves the ribbon heater.
The purpose of the utility model can be achieved by adopting the following technical scheme:
the electric heating furnace capable of efficiently utilizing heat energy comprises a heating furnace body, wherein the heating furnace body is provided with a furnace body central part, a plurality of electric heating strips are arranged in the heating furnace body, each electric heating strip is provided with a wide surface and a narrow surface, and the wide surfaces of the electric heating strips face the position of the furnace body central part.
Preferably, a plurality of insulation columns are arranged in the furnace body of the heating furnace along the circumferential direction, the axial direction of each insulation column is parallel to the plane of the central part of the furnace body, and the electric heating tapes are wound on the insulation columns.
Preferably, a plurality of refractory bricks are further arranged in the heating furnace body, a plurality of supporting pieces are arranged on one side of each refractory brick, and one ends of the supporting pieces are connected to the insulating columns.
Preferably, a brick joint is formed between two adjacent refractory bricks in the plurality of refractory bricks, and the other end of the support piece is arranged in the brick joint.
Preferably, two adjacent insulating columns in the circumferential direction of the heating furnace body in the plurality of insulating columns are distributed at intervals from top to bottom, and the two insulating columns distributed at intervals from top to bottom are respectively positioned in different vertical planes.
Preferably, the supporting member comprises two connecting rods, and one ends of the two connecting rods are correspondingly connected to the left end and the right end of the insulating column.
The utility model has the advantages of:
1. the utility model provides a main wide face in district that generates heat after the electric heat tape circular telegram has avoided towards the furnace body central part: the wide surfaces of the electric heating bands in the furnace body radiate mutually, most of heat is collided at the edge of the furnace body and then overflows to the center of the furnace body, direct radiation heat is wasted, and the problem that the electric heating bands are broken due to overtemperature caused by mutual radiation is easily caused.
2. The utility model provides an insulating column distributes and parallel and furnace body along its circumference in the furnace body, and the ribbon winding is on the insulating column and the circular telegram backshell forms the state to the furnace body center radiation all around along the furnace body, and this is the required state of heating also, concentrates the heat of most to the furnace body central part radiation, utilizes heat energy to the utmost extent.
Drawings
Fig. 1 is a schematic side view cross-sectional structure of a heating furnace according to an embodiment of the present invention;
fig. 2 is a schematic view of an expanded structure of a lining of a heating furnace according to an embodiment of the present invention.
In the figure: 1-insulating column, 2-electric heating belt, 3-refractory brick, 4-brick joint, 5-furnace body center part, 6-heating furnace body and 7-supporting piece.
Detailed Description
In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1-2, the electric heating furnace capable of efficiently utilizing heat energy provided by this embodiment includes a heating furnace body 6, the heating furnace body 6 has a furnace body center portion 5, a plurality of electric heating strips 2 are disposed in the heating furnace body 6, the electric heating strips 2 have wide surfaces and narrow surfaces, and the electric heating strips 2 are configured as shown in fig. 2, the wide surfaces of the electric heating strips 2 face the position of the furnace body center portion 5, because the main heating area is on the wider side after the electric heating strips 2 are electrified to generate heat, it can be ensured that a considerable portion of heat on the electric heating strips 2 can be intensively radiated to the furnace body center portion 5, so as to improve the utilization rate of heat.
In the present embodiment, as shown in fig. 1 and 2, a plurality of insulation columns 1 are arranged in the furnace body 6 at intervals along the circumferential direction of the furnace body, the axial direction of the insulation columns 1 is parallel to the plane of the furnace body center 5, that is, the insulation columns 1 are parallel to the cylinder, the electric heating tapes 2 are wound on the insulation columns 1, and after the electric heating tapes 2 are energized, the electric heating tapes along the circumference of the furnace body can be in a state of radiating to the center, which is a state required for heating, so that most heat is concentrated and radiated to the furnace body center 5, and the heat energy is utilized to the maximum extent.
In this embodiment, as shown in fig. 1 and fig. 2, a plurality of refractory bricks 3 are further arranged in the heating furnace body 6, one side of the refractory bricks 3 is provided with a plurality of supporting pieces 7, one end of each supporting piece 7 is connected to the insulating column 1, a brick joint 4 is arranged between two adjacent refractory bricks 3 in the plurality of refractory bricks 3, the other end of each supporting piece 7 is arranged in the brick joint 4, each supporting piece 7 comprises two connecting rods, one end of each connecting rod is correspondingly connected to the left end and the right end of the insulating column 1, the other end of each connecting rod is arranged in the corresponding brick joint 4, the insulating column 1 is conveniently installed, and meanwhile, a certain distance is also ensured to exist between the electric heating belt 2 and the refractory bricks 3.
In the present embodiment, as shown in fig. 1 and fig. 2, two insulation columns 1 adjacent to each other in the circumferential direction of the heating furnace body 6 among the plurality of insulation columns 1 are distributed at intervals up and down, and the middle portions of the two insulation columns 1 distributed at intervals up and down are respectively located in different vertical planes, that is, the two adjacent insulation columns 1 are located on the same inclined line, so that the electric heating tape 2 can be wound on the plurality of insulation columns 1 and then one wide surface thereof can face the furnace body central portion 5, which also facilitates winding of the electric heating tape 2.
In summary, in the present embodiment, the wide surface of the main heating area after the electric heating tape 2 is energized faces the central portion 5 of the furnace body, so as to avoid: the wide surfaces of the electric heating bands in the furnace body radiate mutually, most of heat is collided at the edge of the furnace body and then overflows to the center of the furnace body, direct radiation heat is wasted, and the problem that the electric heating bands are broken due to overtemperature caused by mutual radiation is easily caused.
The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.
Claims (6)
1. An electric heating furnace capable of efficiently utilizing heat energy is characterized in that: the heating furnace comprises a heating furnace body (6), wherein the heating furnace body (6) is provided with a furnace body central part (5), a plurality of electric heating strips (2) are arranged in the heating furnace body (6), the electric heating strips (2) are provided with wide surfaces and narrow surfaces, and the wide surfaces of the electric heating strips (2) face the position of the furnace body central part (5).
2. An electric heating furnace capable of utilizing heat energy with high efficiency according to claim 1, characterized in that: a plurality of insulating columns (1) are arranged in the heating furnace body (6) along the circumferential direction, the axial direction of each insulating column (1) is parallel to the plane of the central part (5) of the furnace body, and the electric heating tapes (2) are wound on the insulating columns (1).
3. An electric heating furnace according to claim 2, wherein: still be provided with a plurality of resistant firebricks (3) in the heating furnace body (6), one side of resistant firebrick (3) is provided with a plurality of support piece (7), the one end of support piece (7) is connected in insulated column (1).
4. An electric heating furnace capable of utilizing heat energy with high efficiency according to claim 3, characterized in that: a brick joint (4) is arranged between two adjacent refractory bricks (3) in the refractory bricks (3), and the other end of the supporting piece (7) is arranged in the brick joint (4).
5. An electric heating furnace capable of utilizing heat energy with high efficiency according to claim 2, characterized in that: two insulation columns (1) which are adjacent along the circumferential direction of the heating furnace body (6) in the plurality of insulation columns (1) are distributed at intervals from top to bottom, and the two insulation columns (1) which are distributed at intervals from top to bottom are respectively positioned in different vertical planes.
6. An electric heating furnace capable of utilizing heat energy with high efficiency according to claim 3, characterized in that: the supporting piece (7) comprises two connecting rods, and one ends of the two connecting rods are correspondingly connected to the left end part and the right end part of the insulating column (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221415838.3U CN217737888U (en) | 2022-06-08 | 2022-06-08 | Electric heating furnace capable of efficiently utilizing heat energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221415838.3U CN217737888U (en) | 2022-06-08 | 2022-06-08 | Electric heating furnace capable of efficiently utilizing heat energy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217737888U true CN217737888U (en) | 2022-11-04 |
Family
ID=83840096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221415838.3U Active CN217737888U (en) | 2022-06-08 | 2022-06-08 | Electric heating furnace capable of efficiently utilizing heat energy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217737888U (en) |
-
2022
- 2022-06-08 CN CN202221415838.3U patent/CN217737888U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230220 Address after: 212100 Mechanical and Electrical Industrial Park, Zhenjiang New District, Zhenjiang City, Jiangsu Province (Dagang Wufengshan Road) Patentee after: ZHENJIANG DONGFANG ELECTRIC HEATING TECHNOLOGY CO.,LTD. Address before: 212100 in electromechanical Industrial Park, Zhenjiang New District, Jiangsu Province (Wufengshan Road, Dagang) Patentee before: ZHENJIANG DONGFANG ELECTRIC HEATING TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Oriental Ruiji Energy Equipment Co.,Ltd. Assignor: ZHENJIANG DONGFANG ELECTRIC HEATING TECHNOLOGY CO.,LTD. Contract record no.: X2024320000007 Denomination of utility model: An electric heating furnace that can efficiently utilize thermal energy Granted publication date: 20221104 License type: Common License Record date: 20240228 |
|
| EE01 | Entry into force of recordation of patent licensing contract |