CN220670178U - Energy-saving steel shell furnace body - Google Patents
Energy-saving steel shell furnace body Download PDFInfo
- Publication number
- CN220670178U CN220670178U CN202321695420.7U CN202321695420U CN220670178U CN 220670178 U CN220670178 U CN 220670178U CN 202321695420 U CN202321695420 U CN 202321695420U CN 220670178 U CN220670178 U CN 220670178U
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- Prior art keywords
- furnace
- plate
- top plate
- furnace body
- shell
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 16
- 239000010959 steel Substances 0.000 title claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 239000010425 asbestos Substances 0.000 claims description 5
- 229910052895 riebeckite Inorganic materials 0.000 claims description 5
- 239000000696 magnetic material Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000006698 induction Effects 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 7
- 239000007769 metal material Substances 0.000 description 6
- 238000003723 Smelting Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- XWHPIFXRKKHEKR-UHFFFAOYSA-N iron silicon Chemical compound [Si].[Fe] XWHPIFXRKKHEKR-UHFFFAOYSA-N 0.000 description 1
- -1 iron silicon aluminum Chemical compound 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The energy-saving steel shell furnace body comprises a furnace shell, a furnace cover and a base, wherein the furnace shell consists of a top plate, upright posts and a ring plate, the top plate is in a ring shape, the furnace cover is arranged outside the top plate, the bottom surface of the furnace cover is correspondingly and vertically fixedly connected with a plurality of upright posts, the inner side surfaces of the bottoms of the upright posts are correspondingly and fixedly connected with the outer side surfaces of the ring plate, and the base is arranged in the ring plate; the top plate, the furnace cover and the annular plate are provided with notches which are corresponding to each other and are positioned between the adjacent two vertical columns, wherein the notches of the top plate and the furnace cover are correspondingly communicated with the central hole of the top plate, and the notches of the annular plate can break the annular plate; the furnace body has high energy conservation.
Description
Technical Field
The utility model relates to the technical field of medium-frequency electric furnaces, in particular to an energy-saving steel shell furnace body.
Background
As known, an intermediate frequency electric furnace is a device for converting three-phase power frequency alternating current into direct current after rectification, converting the direct current into single-phase alternating current with higher frequency, supplying the single-phase alternating current to a resonant circuit composed of a capacitor and an induction coil, generating high-density magnetic force lines in the induction coil, cutting metal materials contained in the induction coil, generating large eddy currents in the metal materials, and smelting the metal materials;
in order to prevent the steel shell of the furnace body from heating, a magnetizer formed by stacking silicon steel sheets is generally arranged at the periphery of the induction coil, which is generally called a magnetic yoke, but the bottom of the furnace shell and the top of the furnace shell are not provided with the magnetic yoke, so that the magnetic field penetrates the upper part and the lower part of the furnace body to form induction efficiency, and the induction efficiency is shown in a thermal form, namely: the furnace cover plate at the top of the furnace shell and the furnace bottom shell at the bottom of the furnace shell can generate high temperature, so that the furnace is very dangerous;
the traditional solution is that Faraday coils are respectively arranged at the bottom of the furnace shell and the upper furnace mouth to shield the magnetic field, but the Faraday coils can absorb part of the energy of the magnetic field by adopting the method, so that the power of the furnace body is lost;
therefore, in view of the foregoing, there is a need in the market today for a more energy efficient solution to avoid heating of the top and bottom of the furnace shell.
Disclosure of Invention
In order to overcome the defects in the background technology, the utility model discloses an energy-saving steel shell furnace body.
In order to achieve the aim of the utility model, the utility model adopts the following technical scheme:
the energy-saving steel shell furnace body comprises a furnace shell, a furnace cover and a base, wherein the furnace shell consists of a top plate, upright posts and a ring plate, the top plate is in a ring shape, the furnace cover is arranged outside the top plate, the bottom surface of the furnace cover is correspondingly and vertically fixedly connected with a plurality of upright posts, the inner side surfaces of the bottoms of the upright posts are correspondingly and fixedly connected with the outer side surfaces of the ring plate, and the base is arranged in the ring plate; the top plate, the furnace cover and the annular plate are provided with notches, the notches of the top plate, the furnace cover and the annular plate are corresponding and are positioned between two adjacent vertical columns, the notches of the top plate and the furnace cover are correspondingly communicated with the central hole of the top plate, and the notches of the annular plate can break the annular plate.
Preferably, the furnace cover and the upright posts are made of non-magnetic steel materials.
Preferably, the base is of a three-layer structure and sequentially comprises an asbestos plate, an insulating plate and a copper plate, wherein the copper plate is positioned in the furnace shell.
Preferably, a magnetic yoke is arranged between two adjacent upright posts, the magnetic yoke is arc-shaped, and the magnetic yoke is made of soft magnetic materials.
Due to the adoption of the technical scheme, the utility model has the following beneficial effects:
according to the energy-saving steel shell furnace body disclosed by the utility model, the whole furnace body is of a disconnected structure through the gaps of the top plate, the furnace cover and the annular plate, so that the circulating current generated by the furnace body is prevented, the heating of the furnace body is avoided, the smelting speed of metal materials in the furnace is further improved, the energy loss is reduced, and the purpose of saving energy is achieved.
Drawings
FIG. 1 is a schematic diagram of a structure of the present utility model;
FIG. 2 is an enlarged schematic view of the portion A of FIG. 1;
fig. 3 is a schematic structural view of the base.
In the figure: 1. a furnace shell; 101. a top plate; 102. a column; 103. a ring plate; 2. a furnace cover; 3. a base; 301. asbestos board; 302. an insulating plate; 303. copper plate; 4. a notch; 5. a yoke.
Description of the embodiments
In the description, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "front", "rear", "left", "right", etc., the drawings merely correspond to the drawings of the present utility model, and in order to facilitate description of the present utility model, it is not indicated or implied that the device or element referred to must have a specific azimuth:
the energy-saving steel shell furnace body comprises a furnace shell 1, a furnace cover 2 and a base 3, wherein the furnace shell 1 is composed of a top plate 101, upright posts 102 and a ring plate 103, the top plate 101 is in a circular ring shape, an opening is used for placing metal materials, the furnace cover 2 is arranged outside the top plate 101, the bottom surface of the furnace cover 2 is correspondingly and vertically fixedly connected with a plurality of upright posts 102, induction coils are sleeved outside the upright posts 102, particularly, a magnetic yoke 5 is arranged between two adjacent upright posts 102, the magnetic yoke 5 is in an arc shape, the magnetic yoke 5 is made of soft magnetic materials, the magnetic yoke 5 can enable the magnetic yoke 5 to generate smaller vortex, so that the loss of the furnace body is reduced, the efficiency of induction heating is improved, the shielding effect on a magnetic field in the furnace is further improved, in addition, the soft magnetic materials are iron silicon or iron silicon aluminum, and note that the arc shape of the magnetic yoke 5 corresponds to the radian of the induction coils, so that the magnetic yoke 5 does not collide with the induction coils, the inner side surfaces of the bottoms of the plurality of the upright posts 102 are correspondingly and fixedly connected with the outer side surfaces of the ring plate 103, the bottom positions of the fixed upright posts 102 are particularly, the base 3 is arranged in the ring plate 103, and the base 3 is used for placing the base 3 in the crucible; in addition, the furnace cover 2 and the upright post 102 are both made of non-magnetic steel materials, and the materials can also play a role in shielding a magnetic field, so that the energy loss of the whole furnace body is further reduced, and according to requirements, the base 3 is of a three-layer structure, namely an asbestos plate 301, an insulating plate 302 and a copper plate 303 in sequence, wherein the copper plate 303 is positioned in the furnace shell 1, the copper plate 303 in the furnace shell 1 is closer to a crucible, the effect of magnetic field aggregation is achieved, the magnetic field can be shielded to prevent the furnace bottom shell from heating, the insulating plate 302 plays a role in shielding the magnetic field, and the asbestos plate 301 reduces the temperature of the surface of the furnace body;
the top plate 101, the furnace cover 2 and the annular plate 103 are provided with notches 4, the notches 4 of the top plate 101, the notch 4 of the furnace cover 2 and the central hole of the top plate 101 are correspondingly communicated, the notch 4 of the annular plate 103 can disconnect the annular plate 103, and the whole furnace body is of a disconnected structure through the notches 4 of the top plate 101, the furnace cover 2 and the annular plate 103, so that the furnace body is prevented from generating circulation, the furnace body is prevented from heating, the smelting speed of metal materials in the furnace is further improved, and the energy loss is reduced;
it should be noted that, because the structure of this furnace body is adopted, can effectively avoid the heating of furnace body, consequently, compare with traditional furnace body, this furnace body need not install faraday coil respectively in stove outer covering bottom and last stove mouth to avoid the furnace body during operation to produce energy loss, and then make this furnace body have stronger energy-conserving effect.
The utility model has not been described in detail in the prior art, and it is apparent to those skilled in the art that the utility model is not limited to the details of the above-described exemplary embodiments, but that the utility model can be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (4)
1. An energy-saving steel shell furnace body is characterized in that: the furnace comprises a furnace shell (1), a furnace cover (2) and a base (3), wherein the furnace shell (1) is composed of a top plate (101), upright posts (102) and a ring plate (103), the top plate (101) is in a circular shape, the furnace cover (2) is arranged outside the top plate (101), the bottom surface of the furnace cover (2) is correspondingly and vertically fixedly connected with a plurality of upright posts (102), the inner side surfaces of the bottoms of the upright posts (102) are correspondingly and fixedly connected with the outer side surface of the ring plate (103), and the base (3) is arranged in the ring plate (103); the top plate (101), the furnace cover (2) and the annular plate (103) are respectively provided with a notch (4), the notches (4) of the top plate (101) and the furnace cover (2) are corresponding and are positioned between two adjacent upright posts (102), wherein the notches (4) of the top plate (101) and the notches (4) of the furnace cover (2) are correspondingly communicated with the central hole of the top plate (101), and the notches (4) of the annular plate (103) can disconnect the annular plate (103).
2. The energy-saving steel shell furnace body as set forth in claim 1, wherein: the furnace cover (2) and the upright post (102) are both made of non-magnetic steel materials.
3. The energy-saving steel shell furnace body as set forth in claim 1, wherein: the base (3) is of a three-layer structure and sequentially comprises an asbestos plate (301), an insulating plate (302) and a copper plate (303), wherein the copper plate (303) is positioned in the furnace shell (1).
4. The energy-saving steel shell furnace body as set forth in claim 1, wherein: and a magnetic yoke (5) is arranged between two adjacent upright posts (102), the magnetic yoke (5) is arc-shaped, and the magnetic yoke (5) is made of soft magnetic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321695420.7U CN220670178U (en) | 2023-06-30 | 2023-06-30 | Energy-saving steel shell furnace body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321695420.7U CN220670178U (en) | 2023-06-30 | 2023-06-30 | Energy-saving steel shell furnace body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220670178U true CN220670178U (en) | 2024-03-26 |
Family
ID=90333115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321695420.7U Active CN220670178U (en) | 2023-06-30 | 2023-06-30 | Energy-saving steel shell furnace body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220670178U (en) |
-
2023
- 2023-06-30 CN CN202321695420.7U patent/CN220670178U/en active Active
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