CN201744634U - Middle ladle cover for continuous casting - Google Patents
Middle ladle cover for continuous casting Download PDFInfo
- Publication number
- CN201744634U CN201744634U CN201020252536XU CN201020252536U CN201744634U CN 201744634 U CN201744634 U CN 201744634U CN 201020252536X U CN201020252536X U CN 201020252536XU CN 201020252536 U CN201020252536 U CN 201020252536U CN 201744634 U CN201744634 U CN 201744634U
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- continuous casting
- vertical
- vertical steel
- tundish
- horizontal
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- 238000009749 continuous casting Methods 0.000 title claims abstract description 45
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 123
- 239000010959 steel Substances 0.000 claims abstract description 123
- 239000011819 refractory material Substances 0.000 claims abstract description 20
- 238000010276 construction Methods 0.000 claims description 22
- 238000004873 anchoring Methods 0.000 claims description 7
- 238000005266 casting Methods 0.000 claims description 3
- 239000002893 slag Substances 0.000 abstract description 8
- 230000007797 corrosion Effects 0.000 abstract description 6
- 238000005260 corrosion Methods 0.000 abstract description 6
- 230000035939 shock Effects 0.000 abstract description 6
- 238000003466 welding Methods 0.000 abstract 1
- 230000005855 radiation Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000009991 scouring Methods 0.000 description 2
- 206010020843 Hyperthermia Diseases 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000036031 hyperthermia Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The utility model relates to a middle ladle cover for continuous casting. In the technical scheme, anchors [4] are uniformly fixed on all structural parts of a steel structure [1], and a refractory material [2] and the steel structure [1] are cast into a whole; and the planar shape of the middle ladle cover for continuous casting is rectangular and is identical to the shape of a middle ladle port for continuous casting, and one square hole [3] and four round holes [5] are arranged in sequence from left to right in a rectangular plane cast by the refractory material. The steel structure [1] adopts a rectangular framework formed by welding two vertical steel plates [6] used as wide edges of the middle ladle cover for continuous casting and two horizontal steel plates [7] used as long edges of the middle ladle cover for continuous casting, and five vertical steel pipes [9] and ten horizontal steel pipes [10] are welded in the rectangular framework. The left side of each hole is respectively provided with five vertical steel pipes [9], and two horizontal steel pipes [10] vertical to the vertical steel pipes [9] are respectively arranged between each hole and the horizontal steel plates [7] on the two sides. The utility model has the advantages of high thermal shock resistance, high resistance to slag corrosion, high strength and long service life.
Description
Technical field
The utility model belongs to the Tundish Technology field.Relate in particular to a kind of continuous casting tundish clad.
Background technology
In steelmaking system, tundish is a kind of important equipment, and tundish plays a part to reduce ferrostatic pressure, stabilized steel discharge, remove to be mingled with, store and shunt molten steel.In the continuous casting workshop, a large amount of tundish is arranged in the operation of carrying out under the various operating modes.The tundish clad directly covers on tundish, periodically moves together with tundish then, i.e. baking, and------------watering steel---following continuous casting platform cools off the dress stopper to collect molten steel to go up the continuous casting platform baking.Therefore, the tundish clad plays an important role in running: can prevent radiation loss on the one hand; Can stop the splash of heat radiation and molten steel or slag on the other hand, the protection various device improves operating environment.The working environment very severe of tundish clad, bearing the erosion of frequent temperature fluctuation, hyperthermia radiation, slag, the various physics and the chemical depletions such as distortional stress of steel construction, it is serious to cause its inner lining refractory damage to be peeled off, and makes that the service life of tundish clad is very low.
At present, a lot of tundish clads, especially CSP CSP production lines are low especially with the service life of tundish clad, general service life 8～10 water time about, have a strong impact on the turnover of wrapping in the continuous casting workshop, strengthen workman's the amount of labour, increased production cost.CSP CSP production line is an integral body with the structure of tundish clad, and the steel construction structure is long, span is big, so very high to the requirement of the design of steel construction and refractory material.
Summary of the invention
Task of the present utility model provides a kind of good thermal shock, slag corrosion resistance is strong, intensity is high and the continuous casting of long service life tundish clad.
For finishing above-mentioned task, the technical solution adopted in the utility model is: continuous casting is made up of steel construction, anchoring piece and refractory material with the tundish clad; Anchoring piece is fixed on all structural members of steel construction equably, and refractory material and steel construction are together integrated poured; This continuous casting is a rectangle with the flat shape of tundish clad, outward just as continuous casting with tundish bag mouth, in the rectangle plane of refractory material casting, be provided with a square hole and four circular holes from left to right successively.
Steel construction is to be welded as rectangular frame as continuous casting with the horizontal steel plates on the long limit of tundish clad with vertical steel plate of tundish clad broadside and two as continuous casting by two, is welded with five vertical steel pipes and ten horizontal steel pipes in the rectangular frame.
In the square hole of setting and four circular holes, be respectively equipped with a vertical steel pipe between the Kong Yukong, also be provided with a vertical steel pipe between the vertical steel plate in the square hole on the left side and left side, five vertical steel pipes are parallel to vertical steel plate respectively, and the two ends of five vertical steel pipes are welded on respectively on two horizontal steel plates.
In the square hole of setting and four circular holes, be provided with two horizontal steel pipes between the horizontal steel plate on each hole and both sides respectively perpendicular to vertical steel pipe; Circular hole corresponding two horizontal steel pipe two ends that are provided with in the right are welded on respectively on vertical steel pipe in vertical steel plate in the right and left side, this hole, and all the other each holes two ends of corresponding two horizontal steel pipes that are provided with respectively are welded on respectively on vertical steel pipe of these both sides, hole.
The wide of described two vertical steel plates and two horizontal steel plates equates that its width all equates with the thickness of continuous casting with the tundish clad, is fixed with two hangers on two horizontal steel plates respectively symmetrically.
The aperture vertical sectional shape of described four circular holes and square hole is isosceles trapezoid.
The Specifeca tion speeification of described refractory material is: 110 ℃ * 24h oven dry back rupture strength 〉=6Mpa, compressive resistance 〉=40Mpa; 1500 ℃ * 3h burns back rupture strength 〉=12Mpa, compressive resistance 〉=80Mpa.
In technique scheme: all structural members of steel construction comprise two vertical steel plates, two horizontal steel plates, five vertical steel pipes and ten horizontal steel pipes; Article two, the wide of vertical steel plate and two horizontal steel plates equates that its width all equates with the thickness of continuous casting with the tundish clad, is fixed with two hangers on two horizontal steel plates respectively symmetrically; The aperture vertical sectional shape of four circular holes and square hole is down isosceles trapezoid; Laterally steel pipe lays respectively at apart from (3/16～7/16) L place of the line of centres of four circular holes and square hole, and L is that continuous casting is used the wide of tundish clad; The Specifeca tion speeification of refractory material is: 110 ℃ * 24h oven dry back rupture strength 〉=6Mpa, compressive resistance 〉=40Mpa; 1500 ℃ * 3h burns back rupture strength 〉=12Mpa, compressive resistance 〉=80Mpa.
The utlity model has following outstanding feature:
1, owing to adopt excellent Steel Structural Design, steel construction temperature distortion amount is little, and the stress impact of continuous casting with the tundish clad reduced;
2, owing to adopt unshape refractory integrated poured, form through low-temperature bake, so overall performance is good, the intensity height, in use cracky does not peel off;
3, because the steel construction and the refractory material matching performance that adopt are good, long service life, can reach 30 water time more than, improved the economic benefit of steel mill greatly;
4,, can satisfy the frequent instructions for use of big, the cold and hot variation of the temperature difference in the continuous casting usefulness tundish periodic job process because the unshape refractory thermal shock resistance that adopts is good;
5, owing to adopt high-quality refractory material, its resistance to slag corrosion is good, and anti-molten steel scouring ability is strong, and good heat insulation and preservation effect is arranged, and can effectively stop the heat radiation of continuous casting with molten steel in the tundish, energy savings.
Therefore, the utlity model has good thermal shock, slag corrosion resistance is strong, intensity is high and the characteristics of long service life.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is the A-A generalized section of Fig. 1;
Fig. 3 is the structural representation of steel construction 1 and anchoring piece 4 among Fig. 1.
The specific embodiment
The utility model will be further described below in conjunction with accompanying drawing, is not the restriction to its protection domain.
Embodiment 1
A kind of continuous casting tundish clad: as shown in Figure 1, continuous casting is made up of steel construction 1, anchoring piece 4 and refractory material 2 with the tundish clad; Anchoring piece 4 is fixed on all structural members of steel construction 1 equably, and refractory material 2 is together integrated poured with steel construction 1; This continuous casting is a rectangle with the flat shape of tundish clad, outward just as continuous casting with tundish bag mouth, in the rectangle plane of refractory material casting, be provided with a square hole 3 and four circular holes 5 from left to right successively.
Steel construction 1 as shown in Figure 3, be welded as rectangular frame as continuous casting with the horizontal steel plates 7 on the long limit of tundish clad with vertical steel plate 6 of tundish clad broadside and two as continuous casting by two, be welded with five vertical steel pipes 9 and ten horizontal steel pipes 10 in the rectangular frame.Be that all structural members of steel construction 1 comprise the horizontal steel plate of two vertical steel plates 6, two 7, five vertical steel pipes 9 and ten horizontal steel pipes 10;
In the square hole of setting 3 and four circular holes 5, be respectively equipped with a vertical steel pipe 9 between the Kong Yukong, also be provided with a vertical steel pipe 9 between the vertical steel plate 6 in the square hole 3 on the left side and left side, the two ends that five vertical steel pipes 9 are parallel to 6, five vertical steel pipes 9 of vertical steel plate respectively are welded on respectively on two horizontal steel plates 7.
In the square hole of setting 3 and four circular holes 5,7 of the horizontal steel plates on each hole and both sides are provided with two horizontal steel pipes 10 perpendicular to vertical steel pipe 9 respectively; Circular hole 5 corresponding two horizontal steel pipe 10 two ends that are provided with in the right are welded on respectively on vertical steel pipe 9 in vertical steel plate 6 in the right and left side, this hole, and all the other each holes two ends of corresponding two horizontal steel pipes 10 that are provided with respectively are welded on respectively on vertical steel pipe 9 of these both sides, hole.
In the present embodiment: as shown in Figure 2, the wide of two vertical steel plates 6 and two horizontal steel plates 7 equates that its width all equates with the thickness of continuous casting with the tundish clad, is fixed with two hangers 8 respectively symmetrically on two horizontal steel plates 7; The aperture vertical sectional shape of four circular holes 5 and square hole 3 is isosceles trapezoid, and from the installation site of continuous casting with the tundish clad, the aperture is all up big and down small.
The Specifeca tion speeification of the refractory material 2 that present embodiment adopts is: 110 ℃ * 24h oven dry back rupture strength 〉=6Mpa, compressive resistance 〉=40Mpa; 1500 ℃ * 3h burns back rupture strength 〉=12Mpa, compressive resistance 〉=80Mpa.
Compared with the prior art present embodiment has following distinguishing feature:
1, owing to adopt excellent Steel Structural Design, steel construction temperature distortion amount is little, and the stress impact of continuous casting with the tundish clad reduced;
2, owing to adopt unshape refractory integrated poured, form through low-temperature bake, so overall performance is good, the intensity height, in use cracky does not peel off;
3, because the steel construction and the refractory material matching performance that adopt are good, long service life, can reach 30 water time more than, improved the economic benefit of steel mill greatly;
4,, can satisfy the frequent instructions for use of big, the cold and hot variation of the temperature difference in the continuous casting usefulness tundish periodic job process because the unshape refractory thermal shock resistance that adopts is good;
5, owing to adopt high-quality refractory material, its resistance to slag corrosion is good, and anti-molten steel scouring ability is strong, and good heat insulation and preservation effect is arranged, and can effectively stop the heat radiation of continuous casting with molten steel in the tundish, energy savings.
Therefore, the utlity model has good thermal shock, slag corrosion resistance is strong, intensity is high and the characteristics of long service life.
Claims (4)
1. continuous casting tundish clad is characterized in that described continuous casting is made up of steel construction [1], anchoring piece [4] and refractory material [2] with the tundish clad; Anchoring piece [4] is fixed on all structural members of steel construction [1] equably, and refractory material [2] is together integrated poured with steel construction [1]; This continuous casting is a rectangle with the flat shape of tundish clad, outward just as continuous casting with tundish bag mouth, in the rectangle plane of refractory material casting, be provided with a square hole [3] and four circular holes [5] from left to right successively;
Steel construction [1] is to be welded as rectangular frame as continuous casting with the horizontal steel plates [7] on the long limit of tundish clad with vertical steel plate [6] of tundish clad broadside and two as continuous casting by two, is welded with five vertical steel pipes [9] and ten horizontal steel pipes [10] in the rectangular frame;
In the square hole of setting [3] and four circular holes [5], be respectively equipped with a vertical steel pipe [9] between the Kong Yukong, also be provided with a vertical steel pipe [9] between the vertical steel plate of square hole on the left side [3] and left side [6], five vertical steel pipes [9] are parallel to vertical steel plate [6] respectively, and the two ends of five vertical steel pipes [9] are welded on respectively on two horizontal steel plates [7];
In the square hole of setting [3] and four circular holes [5], be provided with two horizontal steel pipes [10] between the horizontal steel plate [7] on each hole and both sides respectively perpendicular to vertical steel pipe [9], corresponding two horizontal steel pipes [10] two ends that are provided with of the right circular hole [5] are welded on respectively on vertical steel pipe [9] in vertical steel plate [6] in the right and left side, this hole, and all the other each holes two ends of the corresponding two horizontal steel pipes [10] that are provided with respectively are welded on respectively on vertical steel pipe [9] of these both sides, hole.
2. continuous casting tundish clad according to claim 1, it is characterized in that the wide of described two vertical steel plates [6] and two horizontal steel plates [7] equates, its width all equates with the thickness of continuous casting with the tundish clad, is fixed with two hangers [8] on two horizontal steel plates [7] respectively symmetrically.
3. continuous casting tundish clad according to claim 1 is characterized in that the aperture vertical sectional shape of described four circular holes [5] and square hole [3] is isosceles trapezoid.
4. continuous casting tundish clad according to claim 1 is characterized in that the Specifeca tion speeification of described refractory material [2] is: 110 ℃ * 24h oven dry back rupture strength 〉=6Mpa, compressive resistance 〉=40Mpa; 1500 ℃ * 3h burns back rupture strength 〉=12Mpa, compressive resistance 〉=80Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020252536XU CN201744634U (en) | 2010-06-29 | 2010-06-29 | Middle ladle cover for continuous casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020252536XU CN201744634U (en) | 2010-06-29 | 2010-06-29 | Middle ladle cover for continuous casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201744634U true CN201744634U (en) | 2011-02-16 |
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ID=43579306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020252536XU Expired - Lifetime CN201744634U (en) | 2010-06-29 | 2010-06-29 | Middle ladle cover for continuous casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201744634U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717058A (en) * | 2012-07-09 | 2012-10-10 | 莱芜钢铁集团有限公司 | Steelmaking continuous casting tundish cover and manufacturing process thereof |
| CN105057650A (en) * | 2015-07-31 | 2015-11-18 | 武汉威林科技股份有限公司 | Multi-flow integrated tundish cover |
| CN105414537A (en) * | 2015-12-10 | 2016-03-23 | 马鞍山钢铁股份有限公司 | Method and equipment capable of prolonging service life of cover plate of intermediate tank |
| CN108247028A (en) * | 2018-02-02 | 2018-07-06 | 上海利尔耐火材料有限公司 | A kind of long-life tundish compound frame structure backpack cover |
| CN109622928A (en) * | 2019-01-16 | 2019-04-16 | 山东莱钢永锋钢铁有限公司 | Backpack cover in a kind of meter of type skeleton |
| CN111250687A (en) * | 2020-03-26 | 2020-06-09 | 浙江欣辉耐火材料股份有限公司 | Continuous casting tundish cover |
-
2010
- 2010-06-29 CN CN201020252536XU patent/CN201744634U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717058A (en) * | 2012-07-09 | 2012-10-10 | 莱芜钢铁集团有限公司 | Steelmaking continuous casting tundish cover and manufacturing process thereof |
| CN102717058B (en) * | 2012-07-09 | 2013-12-11 | 莱芜钢铁集团有限公司 | Steelmaking continuous casting tundish cover and manufacturing process thereof |
| CN105057650A (en) * | 2015-07-31 | 2015-11-18 | 武汉威林科技股份有限公司 | Multi-flow integrated tundish cover |
| CN105414537A (en) * | 2015-12-10 | 2016-03-23 | 马鞍山钢铁股份有限公司 | Method and equipment capable of prolonging service life of cover plate of intermediate tank |
| CN108247028A (en) * | 2018-02-02 | 2018-07-06 | 上海利尔耐火材料有限公司 | A kind of long-life tundish compound frame structure backpack cover |
| CN109622928A (en) * | 2019-01-16 | 2019-04-16 | 山东莱钢永锋钢铁有限公司 | Backpack cover in a kind of meter of type skeleton |
| CN111250687A (en) * | 2020-03-26 | 2020-06-09 | 浙江欣辉耐火材料股份有限公司 | Continuous casting tundish cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: WUHAN WINNING TECHNOLOGY CO., LTD. Free format text: FORMER NAME: WUHAN WEILIN FURNACE LINING MATERIAL CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 430415, 1, Jing Gang Road, Yangluo Economic Development Zone, Xinzhou District, Hubei, Wuhan Patentee after: Wuhan Winning Technology Co., Ltd. Address before: 430081, Heping Town, Heping District, Wuhan, Hubei, Hongshan Patentee before: Wuhan Weilin Furnace Lining Material Co., Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Middle ladle cover for continuous casting Effective date of registration: 20131205 Granted publication date: 20110216 Pledgee: Wuhan rural commercial bank Limited by Share Ltd Yangluo Economic Development Zone Branch Pledgor: Wuhan Winning Technology Co., Ltd. Registration number: 2013990000934 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20150119 Granted publication date: 20110216 Pledgee: Wuhan rural commercial bank Limited by Share Ltd Yangluo Economic Development Zone Branch Pledgor: Wuhan Winning Technology Co., Ltd. Registration number: 2013990000934 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Middle ladle cover for continuous casting Effective date of registration: 20150123 Granted publication date: 20110216 Pledgee: Wuhan rural commercial bank Limited by Share Ltd Yangluo Economic Development Zone Branch Pledgor: Wuhan Winning Technology Co., Ltd. Registration number: 2015990000061 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20170306 Granted publication date: 20110216 Pledgee: Wuhan rural commercial bank Limited by Share Ltd Yangluo Economic Development Zone Branch Pledgor: Wuhan Winning Technology Co., Ltd. Registration number: 2015990000061 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110216 |