CN203437633U - Brick-cup-free steel ladle - Google Patents
Brick-cup-free steel ladle Download PDFInfo
- Publication number
- CN203437633U CN203437633U CN201320552916.9U CN201320552916U CN203437633U CN 203437633 U CN203437633 U CN 203437633U CN 201320552916 U CN201320552916 U CN 201320552916U CN 203437633 U CN203437633 U CN 203437633U
- Authority
- CN
- China
- Prior art keywords
- ladle
- brick
- cup
- steel ladle
- hole
- 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.)
- Expired - Lifetime
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 30
- 239000010959 steel Substances 0.000 title claims abstract description 30
- 239000011449 brick Substances 0.000 claims abstract description 37
- 238000005266 casting Methods 0.000 claims abstract description 9
- 238000009413 insulation Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 7
- 229910052596 spinel Inorganic materials 0.000 claims description 3
- 239000011029 spinel Substances 0.000 claims description 3
- 239000011819 refractory material Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000009991 scouring Methods 0.000 abstract 1
- 238000009423 ventilation Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The utility model provides a brick-cup-free steel ladle. The brick-cup-free steel ladle comprises a steel ladle body, wherein the steel ladle body comprises a shell, a working layer, a safety layer and a heat insulating layer, and the safety layer is located between the working layer and the heat insulating layer. The brick-cup-free steel ladle is characterized in that the steel ladle body is of an integral structure integrally formed by casting, and at least two installation holes are formed in the ladle bottom of the steel ladle body. After a ventilated brick cup and a nozzle brick cup are omitted, the brick-cup-free steel ladle is integrally formed by casting and provided with a ventilation core installation hole and a nozzle hole, the problems that medium and large steel ladle brick cups in the prior art are not resistant to scouring and are short in service life and therefore steel ladles are offline are solved, service life of the brick-cup-free steel ladle is prolonged, and the yield of steel is increased; consumption of refractory materials is reduced, storage space of a warehouse is reduced, and the brick-cup-free steel ladle has high using and popularizing value.
Description
Technical field
The utility model relates to a kind of steel-making ladle, especially a kind of without brick cup ladle.
Background technology
Current, aspect bottom of steel ladle cast, generally adopting the method for prefabricated pocket block and ventilating seat brick both at home and abroad: pocket block and ventilating seat brick are pre-formed in refractory Company inside, and through 500 ℃ of bakings, naturally cooling, check, packing, is transported to steel mill etc. to be used.In Fig. 1, at the bottom of the bag of ladle, be the version of using ventilating seat brick and pocket block, in the process of using, first molten steel corrodes the edge and the bag land at the end of ventilating seat brick and pocket block, this causes steel base brick and between castable, occurs gap around, increase along with ladle access times, gap is increasing, the gap that molten steel is filled between steel base brick and the material feeding of bag bottom pour mold moves down to bag steel plate shell place, the end, molten steel can eat away brick cup very soon, cause ladle cannot continue again to use and roll off the production line in advance, and making the maintenance frequency of ladle become frequent., owing to adopting pre-formed good brick cup and ventilating seat brick, during the maintenance of ladle body, the working layer of residual brick cup and surrounding need to be removed meanwhile, just brick cup and ventilating seat brick can be fixed.In addition, the manufacturing process of ventilating seat brick and pocket block is complicated, cost is higher, in the time of need to manufacturing in advance and be transported to ， steel mill of steel mill ventilating seat brick and pocket block are deposited, also takies warehouse space, and this is the existing weak point of prior art.
Summary of the invention
Technical problem to be solved in the utility model, be exactly for the existing deficiency of prior art, and provide a kind of technical scheme without brick cup ladle, this scheme is removed after ventilating seat brick and pocket block ladle integral pouring moulding, make with porous core installing hole and hole, the mouth of a river without brick cup ladle, big-and-middle-sized steel base brick in prior art not resistance to erosion, problem that service life, ladle short and that cause rolled off the production line have been solved, service life of having improved ladle; Repair porous core hole, brick cup hole conveniently, do not need to remove any working layer; Reduce the consumption of refractory material, reduced the memory space in warehouse, there is very strong use promotional value.
This programme is achieved by the following technical measures: a kind of without brick cup ladle, comprise ladle body, ladle body comprises housing, working lining, safe floor and thermal insulation layer, described safe floor is between described working lining and thermal insulation layer, the feature of this programme is: the integral structure that this ladle body is integrated poured moulding, has at least two installing holes at the bottom of the bag of ladle body.
The feature of this programme also has, and described installing hole comprises at least one for porous core installing hole and at least one hole, the mouth of a river for molten steel casting of porous core are installed; Described porous core installing hole has one, and hole, the described mouth of a river has one; The cross sectional shape of described porous core installing hole is trapezoidal; The cross sectional shape of described bottom, hole, the mouth of a river is trapezoidal, and the cross sectional shape on top, hole, the mouth of a river is inverted trapezoidal; Between the upper and lower in hole, the described mouth of a river, have a transitional pore, the cross sectional shape of transitional pore is rectangle; The material of described working lining is high-purity spinel material.
The beneficial effect of this programme can be learnt according to the narration to such scheme, owing to comprising ladle body in this scheme, ladle body comprises housing, working lining, safe floor and thermal insulation layer, described safe floor is between described working lining and thermal insulation layer, the integral structure that this ladle body is integrated poured moulding, has at least two installing holes at the bottom of the bag of ladle body.This programme is removed after ventilating seat brick and pocket block ladle integral pouring moulding, water the ladle outpouring and comprise porous core installing hole and hole, the mouth of a river, compare with prefabricated brick cup form in prior art, one integrated mass at the bottom of the bag of ladle of the present utility model, structure is more firm, and resistance to erosion has more significantly improved service life of whole ladle, improved the security that ladle is used, more than making to reach 50 stoves on 120 tons of ladles; Meanwhile, the utility model maintenance and repair is convenient, and the cost of material is low, has saved the processes such as the preset of brick cup and transportation, has reduced workman's labour intensity, has saved the memory space in steel mill warehouse.As can be seen here, the utility model compared with prior art, has substantive distinguishing features and progress, and the beneficial effect of its enforcement is also apparent.
Accompanying drawing explanation
Fig. 1 is the structural representation of ladle in prior art.
Fig. 2 is the structural representation of ladle after casting complete taking-up mould.
Structural representation when Fig. 3 is ladle use state.
In figure, 1 is ventilating seat brick, and 2 is porous core, and 3 is pocket block, and 4 is pocket block inner chamber, and 5 is thermal insulation layer, and 6 is transitional pore, and 7 is safe floor, and 8 is working lining, and 9 is porous core installing hole, and 10 is hole, the mouth of a river, and 11 is housing.
The specific embodiment
For clearly demonstrating the technical characterstic of this programme, below by a specific embodiment, and in conjunction with its accompanying drawing, this programme is set forth.
By accompanying drawing, can find out, this programme a kind of without brick cup ladle, comprise ladle body, ladle body comprises housing 11, working lining 8, safe floor 7 and thermal insulation layer 5, described safe floor 7 is between described working lining 8 and thermal insulation layer 5, the material of working lining 8 is high-purity spinel material, and the integral structure that this ladle body is integrated poured moulding has at least two installing holes at the bottom of the bag of ladle body.Before cast ladle, the slag on cleaning work layer surface, cavity mould in porous core mould and pocket block have been propped up in relevant position, and on mould, smear mould oil, then at the bottom of stirring castable pouring ladle, after wrapping end initial set, slough cavity mould in porous core mould and pocket block, complete whole bag bottom pour mold and note.Casting complete removes in porous core mould and pocket block after cavity mould the structural representation of ladle as shown in Fig. 2, have one for install the porous core installing hole 9 of porous core 2 and one for molten steel casting hole, the mouth of a river 10.The cross sectional shape of described porous core installing hole 9 is trapezoidal, the cross sectional shape of 10 bottoms, hole, the described mouth of a river is trapezoidal, the cross sectional shape on 10 tops, hole, the mouth of a river is inverted trapezoidal, has a transitional pore 6 between the upper and lower in hole, the mouth of a river 10, and the cross sectional shape of transitional pore 6 is rectangle.Structural representation when ladle is used state as shown in Figure 3, while using ladle, is stamped chamotte on porous core 1, packs porous core installing hole 9 into; On filling pipe end surface, coat after chamotte, be arranged on hole, the mouth of a river 10.Steel ladle casting used after the life-span, the slag that only needs cleaning work layer 8 surface, remaining working layer is not done any dismounting and is processed, and then installs after the interior cavity mould of porous core mould and pocket block, and directly moulding by casting carries out the integral body reparation of ladle body working lining.
The utility model can pass through or adopt existing techniques in realizing without the technical characterictic of describing; do not repeat them here; certainly; above-mentioned explanation is not to restriction of the present utility model; the utility model is also not limited in above-mentioned giving an example; the variation that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also should belong to protection domain of the present utility model.
Claims (7)
1. one kind without brick cup ladle, comprise ladle body, ladle body comprises housing, working lining, safe floor and thermal insulation layer, described safe floor is between described working lining and thermal insulation layer, it is characterized in that: the integral structure that this ladle body is integrated poured moulding, has at least two installing holes at the bottom of the bag of ladle body.
2. according to claim 1 without brick cup ladle, it is characterized in that: described installing hole comprises at least one for porous core installing hole and at least one hole, the mouth of a river for molten steel casting of porous core are installed.
3. according to claim 2 without brick cup ladle, it is characterized in that: described porous core installing hole has one, hole, the described mouth of a river has one.
According to described in claim 2 or 3 without brick cup ladle, it is characterized in that: the cross sectional shape of described porous core installing hole is trapezoidal.
According to described in claim 2 or 3 without brick cup ladle, it is characterized in that: the cross sectional shape of described bottom, hole, the mouth of a river is trapezoidal, and the cross sectional shape on top, hole, the mouth of a river is inverted trapezoidal.
6. according to claim 5 without brick cup ladle, it is characterized in that: between the upper and lower in hole, the described mouth of a river, have a transitional pore, the cross sectional shape of transitional pore is rectangle.
7. according to claim 1 without brick cup ladle, it is characterized in that: the material of described working lining is high-purity spinel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320552916.9U CN203437633U (en) | 2013-09-06 | 2013-09-06 | Brick-cup-free steel ladle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320552916.9U CN203437633U (en) | 2013-09-06 | 2013-09-06 | Brick-cup-free steel ladle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203437633U true CN203437633U (en) | 2014-02-19 |
Family
ID=50088707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320552916.9U Expired - Lifetime CN203437633U (en) | 2013-09-06 | 2013-09-06 | Brick-cup-free steel ladle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203437633U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104338925A (en) * | 2014-06-04 | 2015-02-11 | 新疆八一钢铁股份有限公司 | Method for prolonging service life of seating brick for ventilated core of ladle |
| CN105352761A (en) * | 2015-12-14 | 2016-02-24 | 芜湖新兴铸管有限责任公司 | Online molten steel sampling azotification method for molten steel online sampling device |
| CN105880546A (en) * | 2016-06-24 | 2016-08-24 | 武汉科技大学 | Steel ladle with function of preventing instant rupture and liquid leakage |
-
2013
- 2013-09-06 CN CN201320552916.9U patent/CN203437633U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104338925A (en) * | 2014-06-04 | 2015-02-11 | 新疆八一钢铁股份有限公司 | Method for prolonging service life of seating brick for ventilated core of ladle |
| CN105352761A (en) * | 2015-12-14 | 2016-02-24 | 芜湖新兴铸管有限责任公司 | Online molten steel sampling azotification method for molten steel online sampling device |
| CN105880546A (en) * | 2016-06-24 | 2016-08-24 | 武汉科技大学 | Steel ladle with function of preventing instant rupture and liquid leakage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140219 |
|
| CX01 | Expiry of patent term |