CN220541697U - Arc discharge preventing structure of electric furnace - Google Patents
Arc discharge preventing structure of electric furnace Download PDFInfo
- Publication number
- CN220541697U CN220541697U CN202321903198.5U CN202321903198U CN220541697U CN 220541697 U CN220541697 U CN 220541697U CN 202321903198 U CN202321903198 U CN 202321903198U CN 220541697 U CN220541697 U CN 220541697U
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- China
- Prior art keywords
- bell
- furnace cover
- electric furnace
- arc discharge
- furnace
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- 238000010891 electric arc Methods 0.000 title claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000009826 distribution Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 238000003723 Smelting Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 238000004070 electrodeposition Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The utility model relates to the technical field of electric furnace covers, in particular to an arc discharge preventing structure of an electric furnace, which comprises an outer furnace cover and an inner furnace cover, wherein a first fan-shaped plate is arranged on the outer furnace cover; the device is through the setting of the outer bell that upper portion center department is inclined shape and first sector plate with bell central point put up, and then realize being close to the position lifting of electrode position with the bell for steel scrap and electrode that drops into in the charging tube keep reasonable distance, design the flat bell in the prior art for gradually inclining toward center department, solved steel scrap liquid level and the problem that outer bell department electrode position is near, prevent to leak the pipeline because of the electrode draws the arc in the smelting process, effectually improved the production and the safety of electric stove.
Description
Technical Field
The utility model relates to the technical field of electric furnace covers, in particular to an arc discharge preventing structure of an electric furnace.
Background
The electric furnace is a heating furnace for converting electric energy in the furnace into heat to heat a workpiece, and can be classified into a resistance furnace, an induction furnace, an arc furnace, a plasma furnace, an electron beam furnace, and the like. Compared with a fuel furnace, the electric furnace has the advantages that the atmosphere in the furnace is easy to control; the material is heated quickly; the heating temperature is high; the temperature is easy to control; the production process is easy to realize mechanization and automation; the labor sanitation condition is good; the heat efficiency is high; the product quality is good, and the environment is better protected, so that the environmental problem which is more serious is relieved, and the water-cooled furnace cover of the electric furnace is one of the extremely important equipment of the electric furnace.
In the smelting process, the electric furnace is used for feeding the scrap steel into the electric furnace in a continuous feeding mode, and in the smelting process, the existing electric furnace cover is in a flat shape, and the electric furnace cover frequently leaks a pipeline of the furnace cover, which is close to the electrode position, due to electrode arc discharge, so that the production and the safety are affected. In order to solve the problems, an arc discharge preventing structure of an electric furnace is provided in the present application.
Disclosure of Invention
The utility model provides an arc discharge preventing structure of an electric furnace, which aims to solve the technical problems in the background technology.
In order to solve the problems, the utility model provides an arc discharge preventing structure of an electric furnace, which comprises an outer furnace cover and an inner furnace cover and is characterized in that a first sector plate is arranged on the outer furnace cover, an inner furnace cover is arranged inside the outer furnace cover, a second sector plate is arranged on the inner furnace cover, a refractory ring is arranged inside the inner furnace cover, and a plurality of steel plates are arranged between the outer furnace cover and the inner furnace cover.
Preferably, a supporting frame is arranged on the outer side wall of the outer furnace cover, a feeding pipe is arranged on the supporting frame, the feeding pipe is communicated with the outer furnace cover, and a feeding port is arranged at the upper end of the feeding pipe;
preferably, the feeding pipe is connected with a water distribution system;
preferably, the outer side wall of the outer furnace cover is provided with a plurality of lifting lugs, and the lifting lugs are four;
preferably, the upper end of the outer furnace cover is provided with a plurality of water inlet pipes, the number of the water inlet pipes is four, and the water inlet pipes are provided with valves;
preferably, the first sector plate and the second sector plate are composed of a plurality of water-cooled tubes, and the center of the upper part of the first sector plate is inclined;
the technical scheme of the utility model has the following beneficial technical effects:
the device is provided with the outer furnace cover and the first sector plate, wherein the center of the upper part of the outer furnace cover is inclined, the center of the furnace cover is lifted, the position of the furnace cover close to the electrode is lifted, the reasonable distance between the steel scraps and the electrode which are put into the feeding pipe is kept, the flat furnace cover in the prior art is designed to be inclined towards the center gradually, the problem that the liquid level of the steel scraps is close to the position of the electrode at the outer furnace cover is solved, the pipeline is prevented from being leaked due to arc discharge of the electrode in the smelting process, and the production and safety of the electric furnace are effectively improved.
Drawings
Fig. 1 is a schematic structural view of an arc discharge preventing structure of an electric furnace according to the present utility model.
Fig. 2 is a top view of an arc discharge preventing structure of an electric furnace according to the present utility model.
Fig. 3 is a cross-sectional view of A-A of fig. 2 in accordance with the present utility model.
Fig. 4 is a cross-sectional view of B-B of fig. 2 in accordance with the present utility model.
Reference numerals: 1. an outer furnace cover; 2. a first sector plate; 3. an inner furnace cover; 4. a refractory ring; 5. a support frame; 6. a feeding tube; 7. a feed inlet; 8. a water distribution system; 9. lifting lugs; 10. a water inlet pipe; 11. a second sector plate; 12. and (3) a steel plate.
Detailed Description
The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.
As shown in fig. 1-4, the arc discharge preventing structure of the electric furnace provided by the utility model comprises a first sector plate 2 arranged on an outer furnace cover 1, an inner furnace cover 3 arranged in the outer furnace cover 1, a second sector plate 11 arranged on the inner furnace cover 3, a refractory ring 4 arranged in the inner furnace cover 3, a plurality of steel plates 12 arranged between the outer furnace cover 1 and the inner furnace cover 3, wherein the first sector plate 2 and the second sector plate 11 are composed of a plurality of water cooling pipes, the upper center of the first sector plate 2 is in an inclined shape, and the central position of the furnace cover is lifted by the arrangement of the outer furnace cover 1 and the first sector plate 2, wherein the upper center of the outer furnace cover 1 is in an inclined shape, so that the position of the furnace cover close to the electrode position is lifted.
In an alternative embodiment, a supporting frame 5 is arranged on the outer side wall of the outer furnace cover 1, a feeding pipe 6 is arranged on the supporting frame 5, the feeding pipe 6 is communicated with the outer furnace cover 1, a feeding port 7 is arranged at the upper end of the feeding pipe 6, and a water distribution system 8 is connected to the feeding pipe 6.
In an alternative embodiment, a plurality of lifting lugs 9 are arranged on the outer side wall of the outer furnace cover 1, and the lifting lugs 9 are four, so that workers can conveniently install and detach the outer furnace cover 1 through the lifting lugs 9, a plurality of water inlet pipes 10 are arranged at the upper end of the outer furnace cover 1, the water inlet pipes 10 are four, and a valve is arranged on the water inlet pipes 10.
The working principle of the utility model is as follows: when the electric furnace is used, scrap steel is put into the electric furnace through the feeding pipe 6, then smelting is carried out, in the smelting process, the center position of the furnace cover is raised through the arrangement of the outer furnace cover 1 and the first sector plate 2, the position of the furnace cover, which is close to the electrode position, is further lifted, the reasonable distance between the scrap steel and the electrode which are put into the feeding pipe 7 is kept, the flat furnace cover in the prior art is designed to be gradually inclined towards the center, the problem that the liquid level of the scrap steel is close to the electrode position at the position of the outer furnace cover 1 is solved, the pipeline is prevented from being leaked due to arc discharge of the electrode in the smelting process, and the production and safety of the electric furnace are effectively improved.
It is to be understood that the above-described embodiments of the present utility model are intended to be illustrative or explanatory of the principles of the utility model, and are not restrictive of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.
Claims (6)
1. The utility model provides an electric stove prevents to draw arc structure, includes outer bell (1) and interior bell (3), its characterized in that, be provided with first sector plate (2) on outer bell (1), the inside bell (3) in being provided with of outer bell (1), and be provided with second sector plate (11) on interior bell (3), and interior bell (3) inside is provided with resistant material circle (4), and is provided with a plurality of steel sheets (12) between outer bell (1) and the interior bell (3).
2. The arc discharge preventing structure of the electric furnace according to claim 1, wherein a supporting frame (5) is arranged on the outer side wall of the outer furnace cover (1), a feeding pipe (6) is arranged on the supporting frame (5), the feeding pipe (6) is communicated with the outer furnace cover (1), and a feeding port (7) is arranged at the upper end of the feeding pipe (6).
3. An electric furnace arc discharge preventing structure according to claim 2, characterized in that the feeding pipe (6) is connected with a water distribution system (8).
4. An electric furnace arc discharge preventing structure according to claim 1, characterized in that a plurality of lifting lugs (9) are arranged on the outer side wall of the outer furnace cover (1), and the lifting lugs (9) are provided with four.
5. The arc discharge preventing structure of the electric furnace according to claim 1, wherein a plurality of water inlet pipes (10) are arranged at the upper end of the outer furnace cover (1), four water inlet pipes (10) are arranged, and valves are arranged on the water inlet pipes (10).
6. An electric furnace arc discharge preventing structure according to claim 1, wherein the first sector plate (2) and the second sector plate (11) are composed of a plurality of water-cooled tubes, and the center of the upper part of the first sector plate (2) is in an inclined shape.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321903198.5U CN220541697U (en) | 2023-07-19 | 2023-07-19 | Arc discharge preventing structure of electric furnace |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321903198.5U CN220541697U (en) | 2023-07-19 | 2023-07-19 | Arc discharge preventing structure of electric furnace |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220541697U true CN220541697U (en) | 2024-02-27 |
Family
ID=89969788
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321903198.5U Active CN220541697U (en) | 2023-07-19 | 2023-07-19 | Arc discharge preventing structure of electric furnace |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220541697U (en) |
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2023
- 2023-07-19 CN CN202321903198.5U patent/CN220541697U/en active Active
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