CN102967153A - Large-sized electric furnace closed smoke hood mechanism - Google Patents
Large-sized electric furnace closed smoke hood mechanism Download PDFInfo
- Publication number
- CN102967153A CN102967153A CN2012104252553A CN201210425255A CN102967153A CN 102967153 A CN102967153 A CN 102967153A CN 2012104252553 A CN2012104252553 A CN 2012104252553A CN 201210425255 A CN201210425255 A CN 201210425255A CN 102967153 A CN102967153 A CN 102967153A
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- electric furnace
- airtight
- cooled plate
- petticoat pipe
- water cooling
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- 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
- Y02P10/25—Process efficiency
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Abstract
The invention relates to a large-sized electric furnace closed smoke hood mechanism, which at least comprises a large fan-shaped combined water cooling plate and a central combined water cooling plate, and the large-sized electric furnace closed smoke hood mechanism is characterized in that the central combined water cooling plate is fixed on an upper end port of the large fan-shaped combined water cooling plate, a lower end port of the large fan-shaped combined water cooling plate is fixed on a furnace body large flange through an annular combined frame, the side wall of the large fan-shaped combined water cooling plate is respectively provided with a closed smoke hook hood discharging port, an explosion-proof device and an accident furnace door, and the central combined water cooling plate is provided with a pole core circular sealing device. Due to the adoption of the a closed smoke hood, a high-temperature material surface of an electric furnace can be completely isolated from the exterior, a closed smelting space is formed, the heat of the electric furnace is adequately utilized, the internal temperature of the electric furnace is increased to a higher level, the melting speed of the material is accelerated, the reduction speed is accelerated, the electricity consumption of per a unit product can be reduced, the electric energy is maximally utilized, and a hardware environment condition is created for the energy conservation and yield increase of the electric furnace.
Description
Technical field
The present invention relates to field of electric fires, particularly a kind of airtight petticoat pipe of Large Electric Furnace.
Background technology
Large Electric Furnace is because capacity is large, and the body of heater physical dimension of electric furnace is also very huge, and the area of electric furnace fire door is also very large relatively.Large Electric Furnace is because production capacity is huge, and the electric furnace surface temperature reaches 1000 ° Celsius, under this grand production scale condition, is impossible with manually-operated, must possess the rigid condition of increasingly automated production, and electric furnace must airtight production.
Large Electric Furnace must possess airtight bell, guarantees that the molten bath of electric furnace is hedged off from the outer world, and takes full advantage of the heat of Large Electric Furnace, the unlikely waste of scattering and disappearing in vain.Protect simultaneously other relevant devices of electric furnace not to be subjected to the huge photothermal injury in electric furnace molten bath, the service life of extension device.
Summary of the invention
The purpose of this invention is to provide the airtight petticoat pipe of a kind of Large Electric Furnace mechanism, this airtight petticoat pipe can make high temperature charge level and the external world of electric furnace isolate fully, form airtight smelting space, take full advantage of the heat energy of electric furnace, make the electric furnace internal temperature rise to a higher step, accelerate the thawing speed of material, and reduction reaction speed, reduce the power consumption of unit product, utilize to greatest extent the electric power energy, for rigid environmental condition is created in the furnace energy-saving volume increase.
The technical scheme that the present invention solves its technical problem employing is: the airtight petticoat pipe of Large Electric Furnace mechanism, which comprises at least large fan-shaped combination water cold drawing and center combination cooled plate, it is characterized in that: the center combination cooled plate is fixed on large fan-shaped combination water cold drawing upper port place, large fan-shaped combination water cold drawing lower port is fixed on the large flange of body of heater by the ring-shaped combination frame, be furnished with respectively airtight petticoat pipe floss hole, explosion-protection equipment, accident fire door on the sidewall of large fan-shaped combination water cold drawing, then be furnished with utmost point heart circle sealing device on the center combination cooled plate.
The integral body of described large fan-shaped combination water cold drawing is to be combined by 12 cooled plate, and 12 cooled plate are fixing looping structure successively, and every cooled plate is divided equally 30 ° of angles of circumference and arranged.
Spaced apart 6 cooled plate are provided with explosion-protection equipment in described 12 cooled plate, 6 explosion-protection equipments are 60 ° and are arranged symmetrically with, 3 cooled plate that the interval distributes in all the other 6 cooled plate are provided with the accident fire door, 3 accident fire doors are 120 ° and are arranged symmetrically with, last 3 cooled plate are provided with airtight petticoat pipe floss hole, and 3 airtight petticoat pipe floss holes are 120 ° and are arranged symmetrically with.
The center line of described accident fire door is aimed at the large face center of electric furnace electrode.
Described airtight petticoat pipe floss hole center line is aimed at the facet of electric furnace electrode.
The manufactured materials of described airtight petticoat pipe floss hole, explosion-protection equipment, accident fire door, large fan-shaped combination water cold drawing, ring-shaped combination frame all is carbon steels.
The integral body of described center combination cooled plate is mutually to be spliced fixedly by the identical cover plate of 3 block specifications to form, and 3 cover plates are 120 ° and are arranged symmetrically with, and all is fixed with a utmost point heart circle sealing device on the every cover plate.
The manufactured materials of described center combination cooled plate and utmost point heart circle sealing device all is magnetic stainless steel not.
All there is circulating water cooling system the inside of described large fan-shaped combination water cold drawing and center combination cooled plate.
The invention has the beneficial effects as follows owing on the sidewall of large fan-shaped combination water cold drawing, arranged respectively airtight petticoat pipe floss hole, explosion-protection equipment, accident fire door, also arranged utmost point heart circle sealing device in the center combination cooled plate simultaneously, and all arrange with suitable position angle, this special structure makes this airtight petticoat pipe possess the safeguard function of outside production environment, can completely cut off intense radiation, the electromagnetic noise of electrode, high-temperature furnace gas that electric furnace molten bath and high-temp. furnace material produce fully, make Large Electric Furnace that the production environment of a cleaning, normal temperature be arranged.
Description of drawings
The present invention is further described below in conjunction with the embodiment accompanying drawing.
Fig. 1 is the structural representation of the airtight petticoat pipe of this Large Electric Furnace mechanism;
Among the figure: 1, airtight petticoat pipe floss hole; 2, explosion-protection equipment; 3, accident fire door; 4, large fan-shaped combination water cold drawing; 5, center combination cooled plate; 6, utmost point heart circle sealing device; 7, ring-shaped combination frame.
The specific embodiment
Embodiment 1
The airtight petticoat pipe of this Large Electric Furnace mechanism comprises large fan-shaped combination water cold drawing 4 and center combination cooled plate 5 at least, center combination cooled plate 5 is fixed on large fan-shaped combination water cold drawing 4 upper port places, the integral body that forms the airtight petticoat pipe of electric furnace, large fan-shaped combination water cold drawing 4 lower port are fixed on the large flange of body of heater by ring-shaped combination frame 7, being furnished with respectively airtight petticoat pipe floss hole 1, explosion-protection equipment 2, accident fire door 3 on the sidewall of large fan-shaped combination water cold drawing 4, then is utmost point heart circle sealing device 6 on the center combination cooled plate 5.
Explosion-protection equipment 2 can carry out dump to expanding gas in the stove.
Can remove easily the electrode that fractures, the normal operation that recovers as early as possible electric furnace by accident fire door 3.
Airtight petticoat pipe floss hole 1 can be discharged CO gas and the furnace charge flue gas in the electric furnace.
Embodiment 2
Shown in the airtight petticoat pipe mechanism structure of this Large Electric Furnace of Fig. 1 schematic diagram, the integral body of large fan-shaped combination water cold drawing 4 is to be combined by 12 cooled plate, and 12 cooled plate are fixing looping structure successively, and every cooled plate is divided equally 30 ° of angles of circumference and arranged.
Spaced apart 6 cooled plate are provided with 2,6 explosion-protection equipments 2 of explosion-protection equipment and are 60 ° and are arranged symmetrically with in 12 cooled plate, in order to adapt to the dump needs of expanding gas in the different angles stove; 3 cooled plate that the interval distributes in all the other 6 cooled plate are provided with accident fire door 3,3 accident fire doors 3 are 120 ° and are arranged symmetrically with, and the center line of each accident fire door 3 is aimed at the large face center of electric furnace electrode, in order to process the electrode fracture accident of different angles, remove timely and conveniently the electrode that fractures, the normal operation that recovers as early as possible electric furnace; Last 3 cooled plate are provided with airtight petticoat pipe floss hole 1,3 airtight petticoat pipe floss holes 1 are 120 ° and are arranged symmetrically with, and each airtight petticoat pipe floss hole 1 center line is aimed at the facet of electric furnace electrode, in order to discharge fast CO gas and furnace charge flue gas the electric furnace from different angles.
The manufactured materials of airtight petticoat pipe floss hole 1, explosion-protection equipment 2, accident fire door 3, large fan-shaped combination water cold drawing 4, ring-shaped combination frame 7 all is carbon steels.
Embodiment 3
The integral body of center combination cooled plate 5 is mutually to be spliced fixedly by the identical cover plate of 3 block specifications to form, and 3 cover plates are 120 ° and are arranged symmetrically with, and all is fixed with a utmost point heart circle sealing device 6 on the every cover plate.
The manufactured materials of center combination cooled plate 5 and utmost point heart circle sealing device 6 all is magnetic stainless steel not.
The concrete structure of the explosion-protection equipment 2 in above-described embodiment, utmost point heart circle sealing device 6 is same as the prior art, does not describe in detail at this.
Embodiment 4
All there is circulating water cooling system the inside of large fan-shaped combination water cold drawing 4 and center combination cooled plate 5, and effectively cooling can guarantee that this device works in hot conditions.
Claims (9)
1. the airtight petticoat pipe of Large Electric Furnace mechanism, which comprises at least large fan-shaped combination water cold drawing and center combination cooled plate, it is characterized in that: the center combination cooled plate is fixed on large fan-shaped combination water cold drawing upper port place, large fan-shaped combination water cold drawing lower port is fixed on the large flange of body of heater by the ring-shaped combination frame, be furnished with respectively airtight petticoat pipe floss hole, explosion-protection equipment, accident fire door on the sidewall of large fan-shaped combination water cold drawing, then be furnished with utmost point heart circle sealing device on the center combination cooled plate.
2. the airtight petticoat pipe of Large Electric Furnace according to claim 1 mechanism, it is characterized in that: the integral body of described large fan-shaped combination water cold drawing is to be combined by 12 cooled plate, 12 cooled plate are fixing looping structure successively, and every cooled plate is divided equally 30 ° of angles of circumference and arranged.
3. the airtight petticoat pipe of Large Electric Furnace according to claim 2 mechanism, it is characterized in that: spaced apart 6 cooled plate are provided with explosion-protection equipment in described 12 cooled plate, 6 explosion-protection equipments are 60 ° and are arranged symmetrically with, 3 cooled plate that the interval distributes in all the other 6 cooled plate are provided with the accident fire door, 3 accident fire doors are 120 ° and are arranged symmetrically with, last 3 cooled plate are provided with airtight petticoat pipe floss hole, and 3 airtight petticoat pipe floss holes are 120 ° and are arranged symmetrically with.
4. the airtight petticoat pipe of Large Electric Furnace according to claim 3 mechanism is characterized in that: the large face center of the center line aligning electric furnace electrode of described accident fire door.
5. the airtight petticoat pipe of Large Electric Furnace according to claim 3 mechanism is characterized in that: the facet of described airtight petticoat pipe floss hole center line aligning electric furnace electrode.
6. the airtight petticoat pipe of Large Electric Furnace according to claim 1 mechanism, it is characterized in that: the manufactured materials of described airtight petticoat pipe floss hole, explosion-protection equipment, accident fire door, large fan-shaped combination water cold drawing, ring-shaped combination frame all is carbon steels.
7. the airtight petticoat pipe of Large Electric Furnace according to claim 1 mechanism, it is characterized in that: the integral body of described center combination cooled plate is mutually to be spliced fixedly by the identical cover plate of 3 block specifications to form, 3 cover plates are 120 ° and are arranged symmetrically with, and all are fixed with a utmost point heart circle sealing device on the every cover plate.
8. the airtight petticoat pipe of Large Electric Furnace according to claim 1 mechanism is characterized in that: the manufactured materials of described center combination cooled plate and utmost point heart circle sealing device all is magnetic stainless steel not.
9. the airtight petticoat pipe of Large Electric Furnace according to claim 1 mechanism, it is characterized in that: all there is circulating water cooling system the inside of described large fan-shaped combination water cold drawing and center combination cooled plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104252553A CN102967153A (en) | 2012-10-31 | 2012-10-31 | Large-sized electric furnace closed smoke hood mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104252553A CN102967153A (en) | 2012-10-31 | 2012-10-31 | Large-sized electric furnace closed smoke hood mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102967153A true CN102967153A (en) | 2013-03-13 |
Family
ID=47797459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104252553A Pending CN102967153A (en) | 2012-10-31 | 2012-10-31 | Large-sized electric furnace closed smoke hood mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102967153A (en) |
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2012
- 2012-10-31 CN CN2012104252553A patent/CN102967153A/en active Pending
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130313 |