CN202539508U - Compound type pouring basket multifunctional integrated current stabilizer - Google Patents
Compound type pouring basket multifunctional integrated current stabilizer Download PDFInfo
- Publication number
- CN202539508U CN202539508U CN 201120540598 CN201120540598U CN202539508U CN 202539508 U CN202539508 U CN 202539508U CN 201120540598 CN201120540598 CN 201120540598 CN 201120540598 U CN201120540598 U CN 201120540598U CN 202539508 U CN202539508 U CN 202539508U
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- CN
- China
- Prior art keywords
- flow straightener
- molten steel
- current stabilizer
- antetheca
- tundish
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Abstract
The utility model discloses a compound type pouring basket multifunctional integrated current stabilizer which comprises three side surfaces, a front wall and a bottom surface with a circular groove, wherein the front wall is inward concave arc and provided with small holes; the groove of the bottom surface adopts a bowl-shaped structure with small diameters of the opening and the bottom and large diameter of the middle; the bottom surface is formed by compounding castable body and a machine pressed impacting plate; and the machine pressed impacting plate embedded at the bottom adopts a step shape. The current stabilizer has the advantages that the flow direction of molten steel is effectively controlled, the service life is obviously increased, and refractory material opposite to an impact zone is better protected; the flow of molten steel between the current stabilizer and working lining opposite to the current stabilizer can be promoted, and the phenomenon that the temperature is reduced because the flow rate of the molten steel is too low, so that cold steel is coagulated in a pouring basket is avoided; the molten steel can be effectively mixed uniformly, and the splashing of the molten steel is prevented; and the service life of the bottom of the current stabilizer is greatly prolonged. The current stabilizer effectively prevents the impacting plate from levitating during the steel casting process, protects the safety of the bottom of the impact zone, and has a simple structure, is low in cost and high in forming speed.
Description
Technical field
The utility model relates to a kind of tundish impact zone that is installed in, and has the whole constant-current stabilizer of combined type of water conservancy diversion, current stabilization and protection impact zone safety.
Background technology
Development along with continuous casting technology; It is the target that each iron and steel enterprise is pursued that the steel time is drawn in raising slab quality, prolongation; The use of flow straightener is the necessary means that improves steel product quality and tundish service life; Particularly odd number flows increasing of tundish application in recent years, especially to having higher requirement the service time, the particularly service life of flow straightener antetheca and bottom of flow straightener.
The continuous development of fire-resistant industry in recent years, also be greatly improved the service life of continuous casting three-major-items, is accompanied by being on the increase of odd number stream tundish; Requirement to flow straightener antetheca service life is also improving, and common linear pattern antetheca in use because the continuous impact of molten steel is collapsed easily, severs accidents such as stopper easily; When using metering nozzle to draw steel; The too fast damage of flow straightener antetheca also can be quickened the hole enlargement at the mouth of a river, tundish centre, shortens the service life of tundish, after the flow straightener antetheca damages simultaneously; Molten steel also can aggravate for the erosion of the working lining of flow straightener right opposite, thereby shortens the service time of working lining.
Molten steel flows out the back and directly gets in the flow straightener from ladle, so flow straightener bottom need bear the souring of molten steel for a long time, forms if all pour into a mould with pours bottom the flow straightener; Its abrasion resistance can be relatively poor; Be difficult to reach requirement service life, cost also increases thereupon, though adopt the mode of the pre-buried machine compacting in bottom shock plate to increase the service life; But traditional tetragonal body machine compacting shock plate is floating easily; Simultaneously the flow straightener bottom is blocked up, when finished product toast, is difficult to roasting passing through, and bursts easily bottom the flow straightener when causing the online roasting bag of tundish.
Because whole flow straightener volume is bigger; If bottom design becomes the plane; The reduced distances of back molten steel arrival tundish is installed, causes splashing in a large number of molten steel easily, cause tundish surrounding devices and tundish clad to damage; And the flow field was unstable after molten steel got into tundish, had aggravated the damage to flow straightener sidewall and antetheca.
The utility model content
The utility model in order to overcome the problems referred to above, can significantly improve the service life of flow straightener antetheca and bottom just, effectively reduces the cost of anti-the material, improves the flow field of molten steel in tundish, alleviates molten steel and splashes, and promotes inclusion floating, improves slab quality.
The characteristic of the whole flow straightener of the utility model tundish combined multifunctional is following:
This device is to be made up of three sides, an antetheca and the bottom surface with circular groove; Wherein antetheca is the indent arc, has aperture on it, and the pre-buried machine in bottom presses shock plate to adopt stepped shape; The upper bottom surface groove is that oral area and base diameter are little, the bowl type structure that mid diameter is big.
The technical scheme that the utility model adopts is:
The whole flow straightener of a kind of tundish combined multifunctional comprises three sides, an antetheca 6 and the bottom surface 4 with circular groove 3.
Wherein, the arc of antetheca 6 for caving inward.
Wherein, have aperture 9 on the antetheca 6.
Wherein, this multifunctional integral flow straightener bottom is equipped with stepped shape machine compacting shock plate 7,8.
Wherein, the groove 3 on the bottom surface is that oral area and base diameter are little, the bowl type structure that mid diameter is big.
Wherein, said shock plate 7,8 is shaped as up-narrow and down-wide staged square block.
Perhaps, said shock plate 7,8 is shaped as up-narrow and down-wide staged disk.
The purpose of the utility model is achieved in that
The utility model flow straightener antetheca is two concentrically ringed circumference parts, taps through the slit between arc antetheca and its two the nearest sidewalls, because the flow straightener antetheca is designed to arc; Molten steel seethes out and is shunted rapidly after the flow straightener antetheca contacts from the flow straightener bottom groove; Shortened the time of contact of molten steel and flow straightener antetheca, effectively reduced the impact of molten steel, and then improved the service life of flow straightener antetheca the flow straightener antetheca; After the flow straightener antetheca is designed to arcuate structure simultaneously; Compare and the linear pattern antetheca, can with flow straightener bottom not the part of usefulness be compressed to minimum, and then reduce the flow straightener cost.
Have aperture on the utility model flow straightener arc antetheca, molten steel from then on orifice flow goes out, and can promote the molten steel flow between flow straightener and its right opposite working lining, and avoiding here, molten steel causes the cold steel phenomenon of knot because of the slow temperature that flowed descends.
The utility model flow straightener bottom adopts pours and machine compacting shock plate to be composited; Shock plate adopts stepped shape; The thickness and the quantity of pre-buried machine compacting shock plate can change according to watering steel time requirement flexibly, earlier a little pours are spread in the flow straightener bottom during production, according to the molten steel impact position machine are suppressed shock plate again and are positioned on the pours; If ask the flow straightener bottom to have the higher life-span; Can place polylith machine compacting shock plate simultaneously, only need it is vertically enumerated successively and get final product, machine is pressed between the shock plate and need be pasted with chamotte; Prevent shock plate levitating in the steel pouring process, the appearance and size of machine compacting shock plate can be decided according to the shape of watering steel time and flow straightener self.
The utility model flow straightener upper bottom surface groove is that oral area and base diameter are little, and the bowl type structure that mid diameter is big, this structure can effectively prevent to splash after molten steel from getting into flow straightener; Optimize molten steel flow field, promote the molten steel mixing, help the even of molten steel composition and temperature; The molten steel that big bag is flowed out has certain cushioning effect; Prolong the service time of flow straightener bottom, liquid steel level is crossed when hanging down in tundish simultaneously, and its inside can store a certain amount of molten steel; Avoid molten steel directly to impact flow straightener bottom, further improve flow straightener bottom service life.
Description of drawings
Fig. 1 is the vertical view of the utility model flow straightener.
Fig. 2 is A-A figure.
Fig. 3 is the vertical view of up-narrow and down-wide staged square block for shock plate.
Fig. 4 is the vertical view of up-narrow and down-wide staged disk for shock plate.
The specific embodiment
Like Fig. 1 and Fig. 2; The whole flow straightener of the utility model tundish combined multifunctional comprises that 1,2,5, the antethecas 6 in three sides and the bottom surface 4 with circular groove 3 constitute, and wherein antetheca 6 is the indent arc; Have aperture 9 above it; Bottom surface 4 is to press shock plate 7 and 8 to be composited by pours body and machine, and bottom recesses 3 is that oral area and base diameter are little, the bowl type structure that mid diameter is big.
As shown in Figure 3, said shock plate 7,8 be shaped as up-narrow and down-wide staged square block.
As shown in Figure 4, said shock plate 7,8 be shaped as up-narrow and down-wide staged disk.
During production moulding flow straightener, earlier pours is put in the flow straightener bottom, specifically the amount of putting into presses matter shock plate quantity to decide according to the machine of flow straightener bottom thickness and placement; But must guarantee to hold up pre-buried machine and press shock plate; When placement machine was pressed shock plate, the position of centering bottom circular groove was placed one earlier, with little one the facing up of its size; Smear the skim chamotte on its surface; Another piece shock plate is put above it, through be one after the moulding, pass through after the operations such as maintenance, baking finished product.Pre-buried machine presses the quantity of shock plate and material to decide service life according to the flow straightener bottom in the utility model, and size can be decided according to the flow straightener bottom size.
Claims (7)
1. the whole flow straightener of tundish combined multifunctional comprises three sides, an antetheca (6) and the bottom surface (4) with circular groove (3).
2. the whole flow straightener of tundish combined multifunctional according to claim 1 is characterized in that: the arc of antetheca (6) for caving inward.
3. the whole flow straightener of tundish combined multifunctional according to claim 1 is characterized in that: have aperture (9) on the antetheca (6).
4. the whole flow straightener of tundish combined multifunctional according to claim 1 is characterized in that: this multifunctional integral flow straightener bottom is equipped with stepped shape machine compacting shock plate (7,8).
5. the whole flow straightener of tundish combined multifunctional according to claim 1 is characterized in that: the groove on the bottom surface (3) is that oral area and base diameter are little, the bowl type structure that mid diameter is big.
6. the whole flow straightener of tundish combined multifunctional according to claim 4 is characterized in that: said shock plate (7,8) be shaped as up-narrow and down-wide staged square block.
7. the whole flow straightener of tundish combined multifunctional according to claim 4 is characterized in that: said shock plate (7,8) be shaped as up-narrow and down-wide staged disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120540598 CN202539508U (en) | 2011-12-15 | 2011-12-15 | Compound type pouring basket multifunctional integrated current stabilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120540598 CN202539508U (en) | 2011-12-15 | 2011-12-15 | Compound type pouring basket multifunctional integrated current stabilizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202539508U true CN202539508U (en) | 2012-11-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120540598 Expired - Fee Related CN202539508U (en) | 2011-12-15 | 2011-12-15 | Compound type pouring basket multifunctional integrated current stabilizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202539508U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110843083A (en) * | 2019-11-28 | 2020-02-28 | 鞍山市华兴冶金炉料有限公司 | Forming method of steel ladle current stabilizer |
-
2011
- 2011-12-15 CN CN 201120540598 patent/CN202539508U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110843083A (en) * | 2019-11-28 | 2020-02-28 | 鞍山市华兴冶金炉料有限公司 | Forming method of steel ladle current stabilizer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20201215 |