CN207276648U - Electric arc steelmaking furnace body - Google Patents
Electric arc steelmaking furnace body Download PDFInfo
- Publication number
- CN207276648U CN207276648U CN201721332064.7U CN201721332064U CN207276648U CN 207276648 U CN207276648 U CN 207276648U CN 201721332064 U CN201721332064 U CN 201721332064U CN 207276648 U CN207276648 U CN 207276648U
- Authority
- CN
- China
- Prior art keywords
- furnace body
- electric arc
- wall
- area
- arc steelmaking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
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 discloses a kind of electric arc steelmaking furnace body, including furnace body, stove gate device, eccentric area and discharge port, the furnace body includes upper furnace body and lower furnace body, the upper furnace body is connected with the lower furnace body, the stove gate device is arranged on the side opening of the upper furnace body and the lower furnace body, the bias area is the curved portion for protruding from the upper furnace body and the lower furnace body, and it is arranged at the side of the upper furnace body and the lower furnace body away from the stove gate device, the bias area bottom is equipped with the leg that may be supported on turndown platform, the discharge port is arranged at the bottom in the eccentric area.A kind of electric arc steelmaking furnace body of the utility model is easy to topple over steel and molten steel, reduces the power toppled over, and discharges steel and molten steel is more smooth, good heat dissipation effect.
Description
Technical field
Electrical arc furnace technical field is the utility model is related to, in particular to a kind of electric arc steelmaking furnace body.
Background technology
Electrical arc furnace be by graphite electrode into electrical arc furnace inputing power, sent out between electrode tip and furnace charge
Raw electric arc is made steel for heat source.After the completion of steel refining, steel and molten steel need to be poured out out of furnace body, since electric arc refines
Steel stove weight is larger, and inside fills steel and molten steel, its internal steel and molten steel are poured more difficulty, it is necessary to carry
For larger power, in addition, in the prior art, electrical arc furnace is during steel and molten steel are toppled over, and electrical arc furnace is very
The inclination stablized exactly to discharge port side is difficult to guarantee, steel is discharged and molten steel is not smooth enough.
In addition, after electrical arc furnace of the prior art has toppled over steel and molten steel, the still slag liquid of residual fraction in furnace body,
After reaction, if slag liquid is not cleaned out, its long-time, which stays in bottom of furnace body and can be changed into lump, is attached to bottom of furnace body,
Influence the Smelting Effect and smelting efficiency of electrical arc furnace.
Utility model content
The utility model is intended to solve one of above-mentioned technical problem to a certain extent.
In view of this, the utility model provides a kind of electric arc steelmaking furnace body, which is easy to topple over steel and molten steel,
The power toppled over is reduced, steel is discharged and molten steel is more smooth, good heat dissipation effect.
In order to solve the above technical problems, the utility model provides a kind of electric arc steelmaking furnace body, including furnace body, fire door dress
Put, eccentric area and discharge port, the furnace body include upper furnace body and lower furnace body, the upper furnace body is connected with the lower furnace body, described
Stove gate device is arranged on the side opening of the upper furnace body and the lower furnace body, and the bias area is to protrude from the upper furnace body
With the curved portion of the lower furnace body, and the side of the upper furnace body and the lower furnace body away from the stove gate device, institute are arranged at
State eccentric area bottom and be equipped with the leg that may be supported on turndown platform, the discharge port is arranged at the bottom in the eccentric area.
Further, the upper furnace body inner wall is equipped with wall lance and furnace wall carbon rifle, and the furnace wall carbon rifle is close to the stove
Door gear is set.
Further, the wall lance includes the first wall lance and the second wall lance, first wall lance and
Second wall lance is separately positioned on the both sides of the upper furnace body.
Further, it is equipped with cooling water pipe in the furnace wall of the upper furnace body and the furnace wall of the lower furnace body.
Further, the discharge outlet is equipped with switching mechanism and tapping hole brick support.
Further, the stove gate device includes fire door, fire door base and furnace door lifting device, and the fire door base, which is fixed, to be connected
It is connected on the outer wall of the lower furnace body, the fire door is installed on the fire door base, the furnace door lifting device and the stove
The top of door is fixedly connected.
Further, eccentric area cover board is equipped with the top of the eccentric area, bias area cover board is equipped with operation velar plate.
Further, the ladder that can be climbed on the eccentric area cover board is equipped with the outside of the eccentric area.
Further, the side of the upper furnace body is equipped with railing.
Further, the upper furnace body is welded by seamless steel pipe, and the lower furnace body is welded by steel plate.
The utility model has technical effect that：A kind of electric arc steelmaking furnace body according to the present utility model, including lower stove
Body, upper furnace body, stove gate device, eccentric area and discharge port, upper furnace body are connected with lower furnace body, are used to melt inside upper furnace body and lower furnace body
Material is made steel, stove gate device is arranged on the side opening of upper furnace body and lower furnace body, opens stove gate device observable upper furnace body with
The melting situation of furnace interior, or material is added into upper furnace body and lower furnace body, eccentric area is to protrude from upper furnace body and lower furnace body
Curved portion, eccentric area has constant weight so that furnace body bias area side weight relative to opposite side heavier-weight, because
This, when toppling over furnace body, it is smaller to topple over required power to eccentric area side, has saved the energy, eccentric area bottom is equipped with can
The leg being supported on turndown platform, furnace body can tilt under power effect around leg to eccentric area side, and discharge port is arranged at
The bottom side in eccentric area, so that material is easy to discharge from discharge port.
, can be clear to the residue of furnace interior by opening stove gate device when the steel in furnace body or molten steel exclude unclean
Except clean, ensure to carry out the Smelting Effect of next steel-making in furnace body.
Brief description of the drawings
Fig. 1 is the structure diagram according to a kind of electric arc steelmaking furnace body of the utility model one embodiment.
Fig. 2 is the left view according to a kind of electric arc steelmaking furnace body of the utility model one embodiment.
Fig. 3 is the top view according to a kind of electric arc steelmaking furnace body of the utility model one embodiment.
Wherein, 1- lower furnace bodies；2- upper furnace bodies；3- stove gate devices；4- bias area；5- furnace walls carbon rifle；6- wall lances；7- ladders
Son；8- railings；11- discharge ports；12- switching mechanisms；31- fire doors；32- fire door bases；33- furnace door lifting devices；41- bias area
Cover board；42- operates velar plate；The first wall lances of 61-；The second wall lances of 62-.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art
It can be better understood from the utility model and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
As shown in Figure 1, the utility model provides a kind of electric arc steelmaking furnace body, including furnace body, stove gate device 3, eccentric area 4
With discharge port 11, furnace body includes upper furnace body 2 and lower furnace body 1, and upper furnace body 2 is connected with lower furnace body 1, and stove gate device 3 is arranged on stove
The side opening of body 2 and lower furnace body 1, eccentric area 4 is the curved portion for protruding from upper furnace body 2 and lower furnace body 1, and is arranged at stove
The side of body 2 and lower furnace body 1 away from stove gate device 3, eccentric 4 bottom of area are equipped with the leg that may be supported on turndown platform, discharging
Mouth 11 is arranged at the bottom in eccentric area 4.
A kind of electric arc steelmaking furnace body according to the present utility model, including lower furnace body 1, upper furnace body 2, stove gate device 3, bias
Area 4 and discharge port 11, upper furnace body 2 are connected with lower furnace body 1, and upper furnace body 2 and the inside of lower furnace body 1 are used for melting steel, stove gate device 3
The side opening of upper furnace body 2 and lower furnace body 1 is arranged on, is opened inside 3 observable upper furnace body 2 of stove gate device and lower furnace body 1
Melting situation, or material is added into upper furnace body 2 and lower furnace body 1, eccentric area 4 is the arc for protruding from upper furnace body 2 and lower furnace body 1
Portion, eccentric area 4 have constant weight so that 4 side weight of furnace body bias area relative to opposite side heavier-weight, therefore,
When toppling over furnace body, it is smaller to topple over required power to eccentric 4 side of area, has saved the energy, eccentric 4 bottom of area is equipped with sustainable
Leg on turndown platform, furnace body can tilt under power effect around leg to eccentric 4 side of area, and discharge port 11 is arranged at partially
The bottom side of heart district 4, so that material is easy to discharge from discharge port 11.
, can be by opening residue of the stove gate device 3 to furnace interior when the steel in furnace body or molten steel exclude unclean
Remove the Smelting Effect for totally, ensureing that next steel-making is carried out in furnace body.
A specific embodiment according to the present utility model, the generally cylindrical body of shape of furnace body, the both sides in eccentric area 4 with
The both sides of furnace body are tangent, and protrude from furnace body.
As shown in figure 3,2 inner wall of upper furnace body is equipped with wall lance 6 and furnace wall carbon rifle 5, furnace wall carbon rifle 5 is close to stove gate device
3 are set, and wall lance 6 and furnace wall carbon rifle 5 are installed on inboard wall of furnace body by fixed seat, and wall lance 6 has injection oxygen
Nozzle, the rotatable certain angle of the nozzle.
It is configured with wall lance 6 and furnace wall carbon rifle 5 on 2 inner wall of upper furnace body, furnace charge is mainly steel scrap and molten iron, wall lance
6 provide substantial amounts of oxygen into furnace body to improve heating and decarbonization rate, smelt effect so as to reach to shorten smelting cycle and improve
The purpose of rate.
Furnace wall carbon rifle 5 is used to protect furnace body, improves electrical heating efficiency, shortens the duration of heat of electrical arc furnace, saves electricity
Energy, improves the production efficiency of electrical arc furnace.
As shown in figure 3, wall lance 6 includes the first wall lance 61 and the second wall lance 62, the first wall lance 61
The nozzle of the both sides of upper furnace body 2, the first wall lance 61 and the second wall lance 62 is separately positioned on the second wall lance 62
Oxygen is sprayed towards different directions, the content of oxygen in furnace body can be improved, and oxygen can be rapidly filled with furnace body, improve electric arc refining
The smelting efficiency of steel stove.
It is equipped with a specific embodiment according to the present utility model, the furnace wall of upper furnace body 2 and the furnace wall of lower furnace body 1 cold
But water pipe, can be passed through cold water in cooling water pipe, so that the furnace wall temperature after melting quickly reduces, protect upper furnace body 2
With lower furnace body 1, the physical life of raising upper furnace body 2 and lower furnace body 1.
Cooling water pipe is evenly arranged along the circumferential direction of the furnace wall of upper furnace body 2 and the furnace wall of lower furnace body 1, ensures upper furnace body 2
Furnace wall and the furnace wall of lower furnace body 1 be carried out at the same time cooling in whole circumference direction, when shortening the cooling of upper furnace body 2 and lower furnace body 1
Between, the cooling effectiveness of raising upper furnace body 2 and lower furnace body 1.
Furthermore, the cold water in cooling water pipe constantly circulates, and cold water absorbs upper furnace body 2 and lower furnace body 1
On heat after flow out, continue to be passed through new cold water in cooling water pipe, so as to constantly take away the heat on upper furnace body 2 and lower furnace body 1
Amount.
As shown in Figure 1, switching mechanism 12 and tapping hole brick support are equipped with discharge port 11, when electrical arc furnace is in the mistake of melting
Cheng Zhong, switching mechanism 12 are in off state, and prevent the molten steel in furnace body from flowing out；After electrical arc furnace melting, by opening
Discharge port 11 can be opened by closing mechanism 12 so that steel and molten steel in furnace body are discharged from discharge port 11.
Tapping hole brick support is used to hold steel so that steel can smoothly import the material conveyor of the lower section of discharge port 11
It is interior, prevent steel from falling on the trouble on the ground, causing transport.
As shown in Fig. 2, stove gate device 3 includes fire door 31, fire door base 32 and furnace door lifting device 33, fire door base 32 is solid
Surely it is connected on the outer wall of lower furnace body 1, fire door 31 is installed on fire door base 32, the top of furnace door lifting device 33 and fire door 31
It is fixedly connected, fire door 31 can be lifted up under the action of lifting device, and be removed from opening, can be from opening to upper furnace body
2 or lower furnace body 1 in add material, or this from opening cleaning lower furnace body 1 in residue, when electrical arc furnace is in melting,
Fire door 31 to be placed downwards by lifting device, the bottom of fire door 31 is fastened in the groove that fire door base 32 is equipped with, so that
Fire door 31 is fixed on opening.
As shown in figure 3, the eccentric top of area 4 is equipped with eccentric area cover board 41, eccentric area's cover board 41 is equipped with operation velar plate 42,
Operation velar plate 42 can be opened, to being overhauled or being safeguarded inside eccentric area 4.
As shown in figure 3, the eccentric outside of area 4 is equipped with, can climb can be along ladder to the ladder 7 on eccentric area's cover board 41, staff
7 climb to eccentric area's cover board 41, so as to be overhauled and be safeguarded to furnace body.
As shown in Figure 1, the side of upper furnace body 2 is equipped with railing 8, railing 8 is used to protect upper furnace body 2, in addition, work can be prevented
Personnel are scalded by upper furnace body 2.
A specific embodiment according to the present utility model, upper furnace body 2 are welded by seamless steel pipe, and lower furnace body 1 is by steel
Plate is welded, and upper furnace body 2 and lower furnace body 1 have the features such as good rigidity, good cooling results and normal service life.
Embodiment described above is only the preferred embodiment to absolutely prove the utility model and being lifted, the utility model
Protection domain not limited to this.The equivalent substitute or change that those skilled in the art are made on the basis of the utility model
Change, within the scope of protection of the utility model.The scope of protection of the utility model is subject to claims.
Claims (10)
1. a kind of electric arc steelmaking furnace body, it is characterised in that including furnace body, stove gate device, eccentric area and discharge port, the furnace body
Including upper furnace body and lower furnace body, the upper furnace body is connected with the lower furnace body, the stove gate device be arranged on the upper furnace body and
The side opening of the lower furnace body, the bias area is the curved portion for protruding from the upper furnace body and the lower furnace body, and is set
The side of the upper furnace body and the lower furnace body away from the stove gate device is placed in, the bias area bottom, which is equipped with may be supported on, inclines
Leg on stove platform, the discharge port are arranged at the bottom in the eccentric area.
2. electric arc steelmaking furnace body according to claim 1, it is characterised in that the upper furnace body inner wall is equipped with furnace wall oxygen
Rifle and furnace wall carbon rifle, the furnace wall carbon rifle are set close to the stove gate device.
3. electric arc steelmaking furnace body according to claim 2, it is characterised in that the wall lance includes the first furnace wall oxygen
Rifle and the second wall lance, first wall lance and second wall lance are separately positioned on the two of the upper furnace body
Side.
4. electric arc steelmaking furnace body according to claim 1, it is characterised in that the furnace wall of the upper furnace body and the lower stove
Cooling water pipe is equipped with the furnace wall of body.
5. electric arc steelmaking furnace body according to claim 1, it is characterised in that the discharge outlet be equipped with switching mechanism and
Tapping hole brick support.
6. electric arc steelmaking furnace body according to claim 1, it is characterised in that the stove gate device includes fire door, fire door
Base and furnace door lifting device, the fire door base are fixedly connected on the outer wall of the lower furnace body, and the fire door is installed on institute
State on fire door base, the furnace door lifting device at the top of the fire door with being fixedly connected.
7. electric arc steelmaking furnace body according to claim 1, it is characterised in that be equipped with eccentric area lid at the top of the bias area
Plate, bias area cover board are equipped with operation velar plate.
8. electric arc steelmaking furnace body according to claim 7, it is characterised in that being equipped with the outside of the bias area can climb to institute
State the ladder on eccentric area's cover board.
9. electric arc steelmaking furnace body according to claim 1, it is characterised in that the side of the upper furnace body is equipped with railing.
10. electric arc steelmaking furnace body according to claim 1, it is characterised in that the upper furnace body is welded by seamless steel pipe
Form, the lower furnace body is welded by steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721332064.7U CN207276648U (en) | 2017-10-18 | 2017-10-18 | Electric arc steelmaking furnace body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721332064.7U CN207276648U (en) | 2017-10-18 | 2017-10-18 | Electric arc steelmaking furnace body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207276648U true CN207276648U (en) | 2018-04-27 |
Family
ID=61980365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721332064.7U Active CN207276648U (en) | 2017-10-18 | 2017-10-18 | Electric arc steelmaking furnace body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207276648U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114807504A (en) * | 2022-05-13 | 2022-07-29 | 江苏省沙钢钢铁研究院有限公司 | Arrangement structure of oxygen lance of eccentric bottom electric furnace |
-
2017
- 2017-10-18 CN CN201721332064.7U patent/CN207276648U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114807504A (en) * | 2022-05-13 | 2022-07-29 | 江苏省沙钢钢铁研究院有限公司 | Arrangement structure of oxygen lance of eccentric bottom electric furnace |
| CN114807504B (en) * | 2022-05-13 | 2024-05-14 | 江苏省沙钢钢铁研究院有限公司 | Oxygen gun arrangement structure of eccentric bottom electric furnace |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5238484A (en) | Plant for the production of molten metals and method | |
| CN111321272A (en) | Steelmaking device and process for continuously preheating scrap steel | |
| RU2295683C2 (en) | Metallurgical furnace and charging basket for it | |
| CA2341009C (en) | Direct smelting plant | |
| CN207276648U (en) | Electric arc steelmaking furnace body | |
| CN211367630U (en) | Steel-smelting equipment | |
| CN201787812U (en) | Hydraulic tilting type circular aluminum liquid smelting thermal insulation furnace | |
| KR200444221Y1 (en) | Apparatus for sealling sub-material utilized electricfurnace | |
| CN210856202U (en) | Liquid metal smelting system | |
| CA1211777A (en) | Plasma melting furnace arrangement | |
| BRPI0414704B1 (en) | Procedure for collecting and treating reaction gases from a facility to produce molten metals as well as a corresponding facility to remove dust | |
| CA2053912A1 (en) | Metallurgical unit | |
| CN214582443U (en) | Magnesium alloy quantitative smelting furnace | |
| CN210856207U (en) | Liquid metal refining device and liquid metal smelting system | |
| CA2521705A1 (en) | Direct smelting plant | |
| KR100950365B1 (en) | An Electric Furnace Having Multi-Stage Roofs | |
| CN205309288U (en) | Tilting type hot metal charging transport vehicle | |
| CN211645297U (en) | Blast furnace slag hole protection structure for vanadium titano-magnetite smelting | |
| JPS6160261A (en) | Ladle heating device | |
| CN205062097U (en) | Tap a blast furnace and use sleeve pipe | |
| CN211522247U (en) | System for blowing argon to refine high manganese steel | |
| CN208223163U (en) | A kind of melting furnace layered | |
| CN110257588B (en) | Liquid metal smelting system and smelting method | |
| CN212620146U (en) | Opening and plugging device for ferroalloy furnace eyes | |
| CN216073902U (en) | Take dip pipe of forced air cooling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |